Cabling machine with cable copper exposure detecting function

The invention discloses a cabling machine with a cable copper exposure detecting function. The cabling machine comprises an unwinding plate arranged on a working platform of the cabling machine, a cable passing wheel, a cable distributing plate, a cabling mold, a cable arrangement sliding rod and a winding plate. A detecting device is arranged at a position close to the winding plate. When a cable is detected to be damaged, the cabling machine is closed through the control device. A cable quality detecting device is added near a cable outlet position of the cabling machine and connected with an operation control device of the cabling machine. If a cable surface is damaged, the machine is shutdown timely, and yield is improved.

Cultivation method for northern early blooming-seasoned ground-over chrysanthemums for drinking

The invention discloses a cultivation method for northern early blooming-seasoned ground-over chrysanthemums for drinking. The method comprises subjecting 'yu chu' (a variety of the ground-over chrysanthemum) to chromosome doubling; selecting a ground-over chrysanthemum variety 'bai long' as the male parent to be hybridized with the chromosome doubled 'yu chu' which serves as the female parent, performing artificial pollination, and collecting hybrids of ground-over chrysanthemums for drinking; cultivating a generation of hybridized ground-over chrysanthemums for drinking in a greenhouse; selecting the generation of hybridized ground-over chrysanthemums for drinking, which have a plurality of flowers and thick stems, scissoring stem tips from the selected generation of hybridized ground-over chrysanthemums for drinking to be used as explants, performing vegetative propagation to obtain premium hybridized ground-over chrysanthemums for drinking, and performing cultivation in the greenhouse ...

Closed cavity pulse width modulation (PWM) heating control method and system thereof

The invention discloses a closed cavity pulse width modulation (PWM) heating control method and a system thereof. The system comprises a heating control unit, an LC filter circuit, a power supply module and a closed cavity. The heating control unit comprises a proportion integration differentiation (PID) control unit, a feedforward control unit and a PWM module, the feedforward control unit is connected with the PID control unit, and the PID control unit and the feedforward control unit are connected with the PWM module through an adding device. A voltage monitoring module in the feedforward control unit monitors the power supply module connected with the voltage monitoring module in real time through a voltage detection unit, calculates real-time voltage variation accumulation value, and transfers the value to a voltage feedforward compensation module connected with the voltage monitoring module. The voltage feedforward compensation module obtains generated PID compensation rate according ...

Preparation process for heatproof aging-resistance chlorinated polyethylene communication cable sheath material

The invention discloses a preparation process for a heatproof aging-resistance chlorinated polyethylene communication cable sheath material. The preparation process comprises the following steps: plasticating chlorinated polyethylene 135B and butadiene-acrylonitrile rubber in an internal mixer so as to obtain a premix; then adding calcium stearate, reinforcing carbon black N351, white carbon black, modified kaolin and calcium carbonate and carrying out mixing; then adding microencapsulated red phosphorus, phosphite and an antioxidant HS-911 and carrying out mixing; then carrying out thin-passing four to eight times and rubber-swinging two to five times; storing the substance obtained in the previous step for 2 to 4 h, then adding TCHC, a dithiocarbamate vulcanization accelerator and dioctyl adipate and carrying out mixing; and then successively carrying out thin-passing once to two times, rubber-swinging two to three times, molding, vulcanization and cooling so as to obtain the heatproof ...

High-efficiency flame-retardant tear-resistant communication cable for coal mine

The invention discloses a high-efficiency flame-retardant and tear-resistant communication cable for coal mine. A sheath layer is prepared by the following process: first, chloroprene rubber, linear low-density polyethylene and ethylene-butylene rubber are placed in a plasticator as base materials for first plastication, and then cooled to room temperature for second plastication; the obtained material is added with polyethylene wax, epoxidized soybean oil, antioxidant, stearic acid, fast extruding furnace black, organically modified bentonite, nano silicon dioxide, octaphenyl silsesquioxane and diethyl phthalate, placed and mixed evenly in an internal mixer, and then batched off and cooled; the prepared material is added with oxide zinc, 1,3(1,4)-bis(tert-butylperoxyisopropyl)benzene, isocyanuric acid triene ester, accelerator TMU and silane coupling agent, mixed evenly, and then discharged; and thin-passing is carried out 2-4 times, molding and vulcanizing are carried out sequentially ...

Two-stage serial-connection terahertz slow wave structure

The invention discloses a two-stage serial-connection terahertz slow wave structure which comprises two stages of slow wave structure bodies. The two stages of the slow wave structure bodies are different in period and tooth space width and are equal in length, depth, channel width and electronic beam channel height. The period and the tooth space width of the first stage of slow structure body are smaller than that of the second stage of slow wave structure body, transition gradient structures are arranged at the electronic beam input ends and the electronic beam output ends of the two stages of slow wave structure bodies, the electronic beam input ends of the two stages of the slow wave structure are in serial connection, and two rectangular holes are formed in the connection position between the two stages of the slow wave structures to be used for banding electrons to enter the slow wave structure bodies. The two-stage serial-connection terahertz slow wave structure is simple in main ...

Automatic replacement device of serial line collecting disc

The invention discloses an automatic replacement device of a serial line collecting disc. The automatic replacement device comprises a support frame, a line collecting disc shaft, a backup line collecting disc shaft, a first moving component, a lifting frame and a second moving component, wherein the line collecting disc shaft is provided with a line collecting disc, the backup line collecting disc shaft is provided with at least one backup line collecting disc, the first moving component is arranged on the support frame, is connected with the line collecting disc and a control component and is used for driving the line collecting disc to move in the axial direction, the lifting frame is connected with the control component and is used for driving the line collecting disc to descend above a tray and unloading the line collecting disc onto the tray, the second moving component is connected with the backup line collecting disc and the control component and is used for pushing the backup line ...

Automatic line discharging device of reeling disc of pair twisting machine

The invention discloses an automatic line discharging device of a reeling disc of a pair twisting machine. The automatic line discharging device is applied to the pair twisting machine comprising a front rotation shaft, a front end support, a back rotation shaft, a back end support, an arc belt, a rotation support and a guide wheel. A control device comprises the reeling disc and a line discharging mechanism, the reeling disc is installed on an operating platform through a reeling disc support, the line discharging mechanism is installed on the operating platform through a line discharging mechanism support, a sliding groove vertical to a transmission direction of a cable is arranged on the operating platform, and the line discharging mechanism support does reciprocating motion in the sliding groove under control of a control component. The cable is sent to the reeling disc through the line discharging mechanism. An automatic line discharging mechanism is added in the front of the reeling ...

Cultivation method of cold-resistant palms

The invention relates to the technical field of seedling cultivation, in particular to a cultivation method of cold-resistant palms, which is characterized by comprising the steps of seed collection, seed selection, seed cold-resistant treatment, pregermination, sowing, seedling management, cold acclimation and cold-resistant palm haploid breeding. The method has the beneficial effects that the seedling emergence rate of palm seeds during planting in the processes of seed collection and seed selection is ensured; the stability of cell membranes of the palm seeds and the activity of antioxidant enzyme in cells are improved by performing cold-resistant treatment on the palm seeds, so that the cold resistance of palm seedlings erupted after the palm seeds are germinated is improved; due to the adoption of the cold acclimation process, the palm seedlings gradually obtain better cold-resistant exercise, the palm seedlings with better cold-resistant ability are screened out, a foundation is provided ...

High-temperature-resistant and cracking-resistant cable material and preparation method thereof

The invention provides a high-temperature-resistant and cracking-resistant cable material and a preparation method thereof. The cable material is characterized by comprising the following raw materials by weight parts: 3-4 parts of stearic acid polyoxyethylene ester, 4-5 parts of nano-clay brick slag powder, 2-3 parts of vanadium diboride, 1-2 parts of zirconium diboride, 64-66 parts of linear low-density polyethylene, 12-14 parts of impact-resistant polystyrene, 6-8 parts of ABS, 2-3 parts of dibutyltin dilaurate, 2-3 parts of cyanuric acid zinc, 1-2 parts of zinc oxide, 2-3 parts of zine stearate, 3-4 parts of a silane coupling agent KH560, 42-46 parts of bauxite, 12-15 parts of bentonite, 1-2 parts of an accelerator DM, 1-2 parts of an antioxidant OD, 2-3 parts of a titanate coupling agent TMC-TTS, 3-4 parts of 2-ethyl methacrylate, 12-14 parts of carbon black N 220, 22-25 parts of carbon black N 660, 3-4 parts of beryllia and 6-8 parts of modified diatomite. According to the invention ...

Extrusion and exhausting device for insulation layer of serial line

The invention discloses an extrusion and exhausting device for an insulation layer of a serial line. The extrusion and exhausting device is applied to a device comprising a head roller, a wire drawing die, an extruder, a water tank and a take-up reel which are sequentially connected. The extrusion and exhausting device comprises an air exhausting port and an air exhausting device, wherein the air exhausting port is arranged on the extruder and used for evacuating the air in the extruder; and the air exhausting device is connected with the air exhausting port through an air exhausting channel. During the process of adhering the melted insulating layer onto a copper wire, air is pumped out, so that the air can be prevented from entering the space between the insulating layer and the copper wire, adhering force between the insulating layer and the copper wire is improved, and scaling is avoided.

Wire collection flattening device of coiling machine

The invention discloses a wire collection flattening device of a coiling machine. The wire collection flattening device comprises a wire releasing disc, a wire collecting disc and a press plate, wherein the wire releasing disc is arranged on a work table, the wire collecting disc is arranged on the work table through a support frame, the press plate comprises a fixing plate and a moving part, one end of the fixing part is fixedly arranged on the work table, the other end of the fixing part is elastically hinged with one end of the moving part, and the other end of the moving part is butted against the cable surface of the wire collecting disc. The wire collection flattening device has the advantages that an elastic wire pressing plate is arranged on the wire collecting disc, and the cable arrangement on the wire collecting disc is guaranteed to be flat and tight.

Control oil line and control method of independent rotation speeding down of excavator

The invention provides a control oil line and a control method of independent rotation speeding down of an excavator. The control oil line and the control method of the independent rotation speeding down of the excavator solve the problems that an existing excavator cannot relatively reduce oil supply when rotating independently, rotation speed is too fast, and work is abnormal. The control oil line of independent rotary speeding down of the excavator comprises a first oil supply line and a second oil supply line, wherein the first oil supply line and the second oil supply line are connected in parallel, a first oil pump and a second oil pump are respectively connected on the first oil supply line and the second oil supply line in series one by one, a single return sensor is connected on the first oil supply line in series, a rotation detection oil line is connected on the guide oil line converged by the first oil supply line and the second oil supply line in series, a rotation direction ...

Operation method of lifting lance in the midway of converter steelmaking under dry dedusting condition

The invention relates to an operation method of lifting a lance in the midway of converter steelmaking under a dry dedusting condition, and belongs to the technical field of converter steelmaking operation process. The technical scheme is as follows: 1, lifting the lance to completely dump dregs; 2, standing for three minutes; 3, adding 500 jin of silicon iron; 4, swinging a converter forwards and backwards; 5, flushing nitrogen for 60 seconds; 6, descending the lance to observe components; and 7, enabling the oxygen lance to follow slowly. Therefore, the operation method provided by the invention is also called a seven-step operation method of lifting the lance in the midway of converter steelmaking under the dry dedusting condition. The operation method has the beneficial effects that the explosion limit of the mixed gas of CO and O2 is effectively kept away, so that the explosion venting is avoided. Practice shows that the implementation of the seven-step processing method of lifting ...

Portable DMFC (direct methanol fuel cell)

The invention relates to a portable DMFC (direct methanol fuel cell), comprising a box and a membrane electrode in the box, wherein the box is formed by fixedly connecting four side walls with one box cover by bolts; the cross section of the membrane electrode is waved; the front side wall and the back side wall of the box are respectively constituted by an upper straight plywood and a lower straight plywood; the left and right side walls of the box are respectively constituted by an upper waved plywood and a lower waved plywood; and the upper straight plywood, the lower straight plywood, the upper waved plywood and the lower waved plywood of the box clamp side edges and end parts of the membrane electrode respectively. The membrane electrode is of a waved structure; the radius of the lower waved circular arcs is more than that of the upper waved circular arcs, thus increasing the reaction area, enlarging the volume of a methanol fuel bunker, and increasing the output power of the cell.

Halogen-free flame retardant polyethylene cable material and preparation method thereof

The invention relates to a halogen-free flame retardant polyethylene cable material and a preparation method thereof. The cable material is characterized by being made of the following raw materials by weight part: 34-36 of high density polyethylene, 12-14 of linear low density polyethylene, 3-4 of zirconium diboride, 2-3 of titanium diboride, 12-14 of an ethylene-methyl acrylate copolymer (EMA 1209AC), 45-48 of attapulgite, 24-26 of sepiolite, 1-2 of an ECHO.A thiadiazole derivative, 3-4 of zinc stearate, 1-2 of an accelerator DTDM, 1-2 of an anti-aging agent OD, 5-8 of stearic acid monoglyceride butyral, 2-3 of N-2-(aminoethyl)-3-aminopropyl trimethoxysilane, 2-3 of isopropyl distearoyloxy aluminate, 1-2 of an antioxidant DSTP, 1-2 of diphenylamine, 4-6 of didodecanol ester, 5-8 of butadiene, 12-14 of zinc borate, and 6-8 of modified diatomite. The ethylene-methyl acrylate copolymer involved in the invention has excellent adhesiveness, and the strength of the cable material is greatly ...

Cable sheath wrapping device with spraying code space control

The invention discloses a cable sheath wrapping device with spraying code space control. The cable sheath wrapping device comprises a pay-off reel, a take-up reel, a die machine head, a water tank and an ink-jet printer, wherein the pay-off reel is installed on a working table and used for conveying core wires to be wrapped; the take-up reel is installed on the working table and used for storing the cables with sheaths wrapped on the core wires; the die machine head is installed between the pay-off reel and the take-up reel on the working table and used for containing sizing materials in molten state and outputting the core wires with the sizing materials wrapped; the water tank is installed between the die machine head and the take-up reel on the working table and used for cooling the entered cables; and the ink-jet printer is installed between the take-up reel and the water tank on the working table, is used for spraying identifications on a finished cable and moves in reciprocating mode ...

Touch screen remote control

Low smoke zero halogen flame retardant polyphenyl ether cable material and preparation method therefor

Provided is a low smoke zero halogen flame retardant polyphenyl ether cable material and a preparation method therefor. The cable material is characterized by comprising, by weight, 60-67 parts of polyphenyl ether, 12-14 parts of polyolefin elastomers, 12-14 parts of magnesium hydroxide, 3-5 parts of antimonous oxide, 1-2 parts of PET, 3-4 parts of zirconium fluoride, 26-29 parts of aluminium hydroxide, 32-35 parts of talcum powder, 1-2 parts of methacrylic acid-2- hydroxyl propyl ester, 3-4 parts of octyl epoxy stearate, 3-4 parts of isopropyl dioleate acyloxy (acyloxy dioctyl phosphate) titanate, 10-20 parts of carbon black N339, 5-15 parts of carbon black N660 and 6-8 parts of modified diatomite. The cable material is an environment-friendly product without halogen, heavy metals and other environmentally hazardous substances. The cable material can pass the VW-1 vertical burning test, and is advantaged by excellent flame retardance, good mechanical property, good hydrolytic resistance ...

Method for paving highway sideway curb

The invention discloses a method for paving highway sideway curb, comprising the following steps of: firstly, making a hollow sideway curb body; secondly, cutting a quadrangle composed of a thickness side and a height side at one end of the hollow sideway curb body along the length direction; thirdly, slotting on one side at the upper part of the hollow sideway curb body along the length direction, and arranging a filter screen at the rear of a slot, wherein the filter screen comprises a reflection material; fourthly, making a sheathing piece of the hollow sideway curb body; fifthly, tamping soil below a highway surface, then paving a dust cushion layer with the thickness of 180-220mm on the tamped soil, and then paving a concrete cushion layer with the thickness of 80-120mm on the dust cushion layer; and sixthly, paving a highway surface material at the middle part of the concrete cushion layer, wherein the sheathing piece in the step four is sheathed on the hollow sideway curb body at ...

Hydraulic observation cable

The invention discloses a hydraulic observation cable, which comprises two line sets, wherein each of the two line sets comprises two cores which are coated by shielding layers. The two line sets are parallel to each other, a ground wire is arranged in a gap between the two line sets, and protecting sleeves are sleeved on the two line sets. According to the hydraulic observation cable, the cable structure is compact on the basis that the cable performance can meet the requirements, so that the external diameter of the cable is reduced, the external diameters of the protecting sleeves are correspondingly reduced, the material consumption of the protecting sleeves is reduced, and the production cost of the cable is lowered; and besides, twisting process steps for the two line sets of the cable are reduced, and the cable structure is stable.

EPDM and PVC composite cable material and preparation method thereof

The invention provides an EPDM and PVC composite cable material and a preparation method thereof. The cable material is characterized by being prepared from the following raw materials by weight parts: 5-9 parts of ethylene propylene diene monomer, 45-48 parts of SG-3PVC, 8-12 parts of polyisobutylene, 2-3 parts of 3-aminopropyl trimethoxysilane, 2-3 parts of poly tetrahydrofuran ether diol, 3-4 parts of microcrystalline wax, 5-6 parts of vinyl propionate, 1-2 parts of epoxy octyl stearate, 6-8 parts of epoxidized triglyceride, 1-2 parts of zinc stearate, 1-2 parts of dibasic phosphorous acid lead, 30-35 parts of fast extruded carbon black N 660, 13-16 parts of carbon black N 220, 2-3 parts of a titanate coupling agent TMC-TTS, 1-2 parts of zinc oxide, 1-2 parts of Na-22, 1-2 parts of an accelerator DTDM, 1-2 parts of 2-thiol benzimidazole, and 6-8 parts of modified diatomite. The material provided by the invention has characteristics of relative softness, in addition to having performances ...

Multifunction End Effector

An end effector is provided. The end effector comprises a housing, a movement system within the housing, an inspection system, a collar installation system, and a sealant application system. The housing has an operating window. The movement system comprises at least one of a rotation mechanism or a number of linear slides. The inspection system is associated with the movement system. The collar installation system is associated with the movement system. The sealant application system is associated with the movement system. Activating the movement system positions any of the inspection system, the collar installation system, or the sealant application system in an active position relative to the operating window.

Method for cold connection of copper wires of serial wire

The invention discloses a method for cold connection copper wires of a serial wire. The method is applied to a device which comprises a head roller, a wire drawing die, a cold welding machine, an extruder, a water tank and a take-up reel which are sequentially connected. The method comprises the following steps: respectively drawing butt-joint heads of two copper wires to be straight; respectively enabling the butt-joint heads of the two copper wires to penetrate in from two sides of the cold welding machine, placing the copper wires in the middle of a die groove, and moving a handle of the cold welding machine for the first preset time to enable the butt-joint heads to be bonded; removing burrs on a connector at the bonded position, and welding for the second preset time to enable butt-joint connectors to be firm; and removing burrs and filing the welding portions of the copper wires to be smooth through a fine file. The copper wires are firmly welded, the connector is smooth and attractive ...

Environmentally-friendly cable filling material and preparation method thereof

The invention provides an environmentally-friendly cable filling material and a preparation method thereof. The material is characterized by comprising the following raw materials by weight parts: 55-59 parts of SG-4PVC resin, 21-24 parts of metallocene linear low-density polyethylene, 3-4 parts of Mo2B5, 4-5 parts of hafnium diboride, 12-14 parts of polyphenylene thioether, 4-6 parts of poly-4-methyl-1-pentene, 32-36 parts of bentonite, 12-14 parts of alumina, 21-24 parts of barium sulfate, 2-3 parts of zinc oxide, 1-2 parts of an accelerator TMTM, 2-3 parts of bis-tetradecene alcohol ester, 2-3 parts of a silane coupling agent KH 550, 1-2 parts of a cross-linking agent TAC, 4-6 parts of epoxy tetrahydro dicapryl phthalate, 1-2 parts of tributyl tin chloride, 10-12 parts of carbon black N 660, 14-17 parts of precipitated silica, and 6-8 parts of modified diatomite. The cable filling material provided by the invention is high in volume resistivity, high temperature resistant, good in insulating ...

Retrieval ordering method and system

The invention discloses a retrieval ordering method. The method comprises the following steps of: receiving query phrases, and retrieving; returning retrieval results; extracting the low-dimensional features of all documents in a document library; acquiring relevancy feedback information of a plurality of documents in the retrieval results; generating a relevancy judgment model; calculating the relevancy scores of all documents in the retrieval results; and returning again retrieval results which are ordered from high to low according to the relevancy scores. The invention also discloses a retrieval ordering system, which comprises a retrieval module, a feature extraction module, a relevancy feedback module, an ordering module and a storage module. By the retrieval ordering method and the retrieval ordering system, high-efficiency and accurate retrieval results can be provided.

Communication cable for ships

The invention discloses a communication cable for ships. A sheath layer comprises the following raw materials by weight: 100 parts of thermoplastic polyether urethane TPU, 8-10 parts of polar monomer graft of propylene-1-hexene copolymer, 1-5 parts of carbon black, 0.1-1.0 parts of ultraviolet absorber UVA, 0.05-0.5 parts of hindered amine light stabilizer HALS, 0.1-1.0 parts of antioxidant, 10-40 parts of halogen-free flame retardant, 0.1-1.0 parts of metal soap lubricant, 1-4 parts of plasticizer, and 0.8-1.35 parts of bis[4-(1-methyl-1-phenyl ethyl)-2,6-diisopropyl phenyl]carbodiimide, wherein the antioxidant is composed of 65-85wt% of hindered phenol antioxidant and 15-35wt% of phosphite antioxidant. The communication cable of the invention is resistant to oil, water, corrosion and abrasion, and is applicable to ships.

Wire collecting device of looping machine

The invention discloses a wire collecting device of a looping machine, which comprises a working platform, a pay-off spool arranged on the working platform, and a take-up spool arranged on the working platform through a bracket, wherein the bracket can reciprocate in a sliding groove in the working platform under the control of a control unit. According to the invention, through regulating the reciprocation of the take-up spool in a direction vertical to the take-up direction, a cable is non-uniformly arranged in the take-up spool.

Optic/electric composite cable

The invention discloses an optic/electric composite cable. A signal wire used for transmitting signals and power wires used for transmitting power are compounded in a cable, wherein the signal wire comprises at least one optical fiber; and a plurality of power wires are arranged outside the signal wire. The optic/electric composite cable can transmit electricity and signals, finishes work of a power cable and a communication cable, and can carry out remote transmission and large length work.

Multi-arc ion plating superlattice nanometer composite coating and preparation method of multi-arc ion plating superlattice nanometer composite coating

The invention discloses a multi-arc ion plating superlattice nanometer composite coating and a preparation method of the multi-arc ion plating superlattice nanometer composite coating. A TiN layer in a cubic structure and an AlSiN layer in an orthohexagonal structure of the costing disclosed by the invention are alternately deposited on a nanometer transition layer, the nanometer transition layer is a Ti/TiN compound layer, and an AlSiN layer in the cubic structure is arranged on an interface of the AlSiN layer in the orthohexagonal structure. According to the preparation method, polished and cleaned workpieces are clamped on a clamp, the clamp is arranged on a turntable, the turntable is positioned in a vacuum chamber, Ar gas is introduced into the vacuum chamber, negative bias pressure is added for carrying out Ar ion bombardment cleaning on the surfaces of the workpeices, residues on the surfaces of the workpieces are removed, the negative bias pressure is reduced, a first medium frequency ...

Sowing and culturing methods for northland scenery wildflower combination

The invention relates to sowing and culturing methods for northland scenery wildflower combination. The sowing and culturing methods mainly comprise the steps of soil preparation, fertilizing, soil turning over, sowing and culturing. The sowing method specifically comprises the steps: before sowing, weighting corresponding seeds according to divided unit area land, mixing the seeds with wet sand with the size three times the size of the seeds, and uniformly scattering all the seeds in the stipulated unit area in twice; after sowing, harrowing the sown area with a rake for once, and rolling the sown area with a roller. The culturing method specifically comprises the steps of replenishing water, spraying antifreezing agent, controlling weeds, pruning, watering for protecting against cold weather and watering for sprouting. The methods have the characteristics of time saving, labor saving, good scenery effect, high survival rate, high emergence rate, and the like.

OIN (Optimal Input Normalization) neural network training method for mixed SVM (Support Vector Machine) regression algorithm

The invention discloses an OIN (Optimal Input Normalization) neural network training method for a mixed SVM (Support Vector Machine) regression algorithm. The method mainly comprises the steps of an OIN forward propagation part, a SVM regression part and an OIN backward propagation part; and finally, an optimized OIN/SVM mixed model is obtained through various trainings; and in a testing stage, a testing sample is input into the optimized OIN/SVM mixed model to obtain a predicated result, so that the classification of the sample or the regression of the sample is predicated. According to the invention, a latest designed OIN artificial neural network training method is adopted; and through the adoption of the method disclosed by the invention, the convergence of the traditional backward propagation algorithm can be greatly improved.

Environment-friendly and cold-resistant polyvinyl chloride cable material and preparation method thereof

The invention provides an environment-friendly and cold-resistant polyvinyl chloride cable material and a preparation method thereof. The cable material is characterized by being made of the following raw materials by weight part: 40-45 of SG-6 polyvinyl chloride, 8-10 of dioctyl terephthalate, 3-5 of dioctyl adipate, 4-6 of zinc borate, 30-34 of aluminium hydroxide, 7-9 of vinyl propionate, 1-2 of acrylonitrile, 1-2 of butyl tin tris-2-ethylexanoate, 5-8 of epoxidized soybean oil, 2-3 of epoxy linseed oil, 1-2 of calcium stearate, 1-2 of zinc stearate, 2-3 of dibasic lead phosphite, 24-26 of barium sulfate, 12-14 of dolomite, 8-10 of bauxite, 2-3 of N-(beta-aminoethyl)-gamma-aminopropyl trimethoxy (triethoxy) silane, 1-2 of an antioxidant 10101, 1-2 of an antioxidant DLTP, 18-21 of precipitated silica, 1-2 of zinc oxide, 4-6 of tributyl citrate, and 6-8 of modified diatomite. In the invention, dioctyl terephthalate and dioctyl adipate are compounded, and the obtained cable material can ...

Photoelectric composite load bearing detection cable

The invention discloses a photoelectric composite load bearing detection cable. A signal wire used for transmitting signals and power supply wires used for transmitting electric energy are compounded into one cable wire, the signal wire comprises at least one optical fiber, an armoured steel wire and a plurality of power supply wires are wound outside the signal wire, and the power supply wires and the armoured steel wire are in staggered arrangement. The photoelectric composite load bearing detection cable disclosed by the invention uses optical fibers for replacing metal conductor wires to be used as signal wires for overcoming the defects of the existing load bearing detection cables, and the cable transmission signal attenuation is reduced, so the cables can realize great-depth measurement, the dead weight of the cable is reduced, and the effective bearing capability of the cable is improved.

Metallocene linear low-density polyethylene wire and cable materials and preparation method thereof

The invention provides metallocene linear low-density polyethylene wire and cable materials and a preparation method thereof. The materials are characterized by comprising the following raw materials by weight parts: 35-39 parts of ethane-vinyl acetate copolymer, 23-26 parts of the metallocene linear low-density polyethylene, 12-14 parts of impact-resistant polystyrene, 2-3 parts of HPS, 1-2 parts of ferriferrous oxide, 4-6 parts of chromium diboride, 1-2 parts of PET, 1-2 parts of cyanuric acid zinc, 1-2 parts of zinc oxide, 2-3 parts of a silane coupling agent KH 572, 1-2 parts of an antioxidant MB, 1-2 parts of an anti-scorching agent CTP, 1-2 parts of an accelerator CZ, 36-39 parts of diatomite, 23-26 parts of high abrasion furnace black N330, 14-16 parts of carbon black N 220, 3-5 parts of bis-tetradecene alcohol ester, 4- 6 parts of tributyl citrate and 6-8 parts of modified diatomite. According to the invention, the impact-resistant polystyrene is added into the raw materials to ...

Comb-shaped slow-wave structure for multi-band electron beam channel

The invention discloses a comb-shaped slow-wave structure for a multi-band electron beam channel. The comb-shaped slow-wave structure for the multi-band electron beam channel comprises a rectangular wave guide wall of which the two ends are open; double rows of comb-shaped teeth are arranged on the inner walls of the upper end surface and the lower end surface of the rectangular wave guide wall in a staggered way; a plurality of insertion pieces are inserted into the rectangular wave guide wall at equal intervals; XYZ three-dimensional coordinates are established by taking the lower-left corner of the front end surface of the rectangular wave guide wall of which the two ends are open as an original point; the direction which is upwards vertical to the original point is the Z-axis; the direction which is leftwards horizontally is the Y-axis; the direction which is backwards horizontally is the X-axis; the teeth are at equal intervals and are parallel to the YZ plane; and the insertion pieces ...

Line collecting tension control device of pair twisting machine

The invention discloses a line collecting tension control device of a pair twisting machine. The line collecting tension control device is applied to the pair twisting machine comprising a front rotation shaft, a front end support, a back rotation shaft, a back end support, an arc belt, a rotation support and a reeling disc. The control device comprises an elastic pulley block which is located between the feeding end and the reeling disc. The elastic pulley block comprises a first movable pulley, a second movable pulley and a fixed pulley, the first movable pulley and the second movable pulley are movably installed on the rotation support and can do relative displacement, and the fixed pulley is fixedly installed on the rotation support. An elastic displacement component is increased in the pulley block, the line collecting tension is kept to be constant, and end product quality is improved.

Harness cabling method

The invention discloses a harness cabling method applied to a cabling machine comprising a pay-off rack, a cable wheel, a distributing board, a cabling die, an arranging sliding rod and a take-up spool. The method includes the steps of starting the cabling machine for power on self test, continuing operation if the machine is normal, otherwise shutting down for detection; adjusting the take-up tension through a triangular guide roller; detecting operation conditions, continuing the operation if the conditions are normal, otherwise shutting down for detection; shutting down when the take-up length is determined and the spool is replaced, turning a twisting bow to the horizontal position, and replacing the take-up spool. According to the method, during operation of the cabling machine, the tension of cables is constant, and quality of the cables is improved; and damage to appearances of the cables due to mechanical faults during processing can be discovered and adjusted timely, and the rate ...

Implementation method for pair twisting of cables

The invention discloses an implementation method for pair twisting of cables and is applied to a pair twisting machine. The implementation method comprises the following steps of starting the pair twisting machine after the pair twisting machine is qualified after initial survey; fixing a reversing block of a polish rod winding displacement device at a position consistent to the width of a wire collecting disc and guaranteeing winding displacement to do back and forth movement in an appropriate scope; adjusting winding tension through a guide wheel and guaranteeing tension to be constant; and stopping the pair twisting machine, adjusting a twisting arc to a horizontal position, rising a lifting platform of the wire collecting disc, changing the wire collecting disc and then descending the lifting platform after a cable achieves the length of the preset winding displacement and the disc is changed. In the implementation method, the winding tension is adjusted through the guide wheel, the ...

Implementation method for wrapping of cable protective sleeve

The invention discloses an implementation method for wrapping of a cable protective sleeve. The implementation method comprises the following steps of operating a line releasing disc at low speed and enabling a core wire drawn out from the line releasing disc to penetrate through a die machine head and be connected with a hauling cable; discharging sizing materials accumulated in the die machine head, detecting aging degree of the sizing materials in a discharge process, discharging until the sizing materials are cured, and starting the whole protective sleeve wrapping equipment; operating the protective sleeve wrapping equipment at low speed, extruding the head of the core wire sent by the die machine head and entering a water groove for cooling; removing the hauling cable after a hauling line is sent out of the water groove, cutting off a section of a protective sleeve line for detecting, conducting a next step if quality is qualified, and halting for detection if quality is unqualified ...

Ecological culturing method for butterfly orchids and chickens and culturing greenhouse

The invention relates to the technical field of ecological culture, and mainly relates to an ecological culturing method for butterfly orchids and chickens and a culturing greenhouse. The ecological culturing method for butterfly orchids and chickens comprises the following steps: breeding one batch of chicks under a seedbed at the small-seedling period, medium-seedling period and large-seedling period of butterfly orchids in sequence respectively; idling the space under the seedbed after the end of the breeding periods; disinfecting the space under the seedbed; performing a second breeding period after the idling period. The ecological culturing greenhouse for butterfly orchids and chickens is characterized by comprising a greenhouse room made of a transparent material, a water collecting device, an ecological culturing device for butterfly orchids and chickens, a temperature and humidity regulating and controlling device and a multilayer sunshade screen. Due to the adoption of the ecological ...

Coaxial cable for automobile sound system

The invention discloses a coaxial cable for an automobile sound system. A physical foaming polyethylene insulating layer is arranged outside a straight monofilament with the diameter being 0.19mm, and the outer diameter of the physical foaming polyethylene insulating layer is 3.1mm, a weaving shielding layer is arranged outside the physical foaming polyethylene insulating layer, and a polrvinyl chloride sheath is arranged outside the weaving shielding layer. The coaxial cable for the automobile sound system disclosed by the invention has the advantages that the structure is more stable, and in addition, the signal transmission attenuation is lower.

Numerical control device capable of concurrently controlling two-class industrial Ethernet bus slave station equipment

The invention discloses a numerical control device capable of concurrently controlling two-class industrial Ethernet bus slave station equipment. The numerical control device capable of concurrently controlling two-class industrial Ethernet bus slave station equipment comprises a human-computer interaction unit and a main control unit, wherein the human-computer interaction unit is composed of a communication and data exchange interface, a liquid crystal display (LCD) screen, an operation panel and the like, the main control unit is of a structure of a central processing unit (CUP) and a field programmable gata array (FPGA), the CUP and the FPGA conduct data exchange through a system bus interface module. A first industrial Ethernet bus master station function module, a first twin-end data storage device, a first network chip, a first network interface and the like are used for dealing with a first class industrial Ethernet bus protocol and transmitting data, a second industrial Ethernet ...

Method and apparatus for multi-stage spar assembly

A method and apparatus for positioning one component relative to another component. First metrology data may be identified for a first component and second metrology data may be identified for a second component. First locations of first features may be identified on the first component using the first metrology data. Second locations of second features on the second component may be identified using the second metrology data. A transformation may be computed based on the first locations identified and the second locations identified for use in modifying a movement plan of a robotic system for positioning the second component relative to the first component.

Cable tension control device of cabling machine

The invention discloses a cable tension control device of a cabling machine. The cable tension control device comprises a wire releasing disc, a wire collecting disc, a first fixed pulley I, a first fixed pulley II and a movable pulley, wherein the wire releasing disc is positioned at the feeding end of the cabling machine, the wire collecting disc is positioned at the material discharging end of the cabling machine, the first fixed pulley I is fixedly arranged on the cabling machine, the first fixed pulley II is fixedly arranged on the cabling machine, the movable pulley forms a triangular shape with the first fixed pulley I and the first fixed pulley II and is connected with a work table of the cabling machine through an elastic component, and under the tension of cables and the elastic effect of the elastic component, the movable pulley moves in the direction vertical to the center connecting line of the first fixed pulley I and the first fixed pulley II. The cable tension control device ...

Waterproof cable jacket wrapping device

The invention discloses a waterproof cable jacket wrapping device which comprises an unwinding plate, a winding plate, a mold machine head, a water tank and a wire clamping part. The unwinding plate is arranged on a worktable and used for conveying core wires to be wrapped by jackets. The winding plate is arranged on the worktable and used for winding and storing cables with the core wires already wrapped by the jackets. The mold machine head is arranged between the unwinding plate and the winding plate which are arranged on the worktable, contains molten sizing materials and outputs the core wires after wrapping the sizing materials on the entered core wires. The water tank is arranged between the mold machine head and the winding plate which are arranged on the worktable and used for cooling the entered cables. The wire clamping part is arranged between the mold machine head and the water tank which are arranged on the worktable and used for fastening the sizing materials on the core ...

Tear-resistant and flame-retardant communication cable

The invention discloses a tear-resistant and flame-retardant communication cable. A sheath layer is prepared by the following process: chloroprene rubber, polyethylene and ethylene-butylene rubber are placed in a plasticator as base materials for first plastication, and then cooled to room temperature for second plastication; the obtained material is added with polyethylene wax, epoxidized soybean oil, antioxidant, stearic acid, semi-reinforced carbon black, modified calcined clay, silicon whisker, octaphenyl silsesquioxane, decabromodiphenyl ether, dioctyl sebacate and magnesium hypophosphite, placed and mixed evenly in an internal mixer, and then batched off and cooled; the obtained material is placed in an open mill, added with magnesium oxide, zinc oxide, accelerator M, accelerator TMTD and silane coupling agent, mixed evenly, and then discharged; and thin-passing is carried out 2-5 times, molding and vulcanizing are carried out sequentially, and the discharged material is cooled to ...

Method for sowing and cultivating wild flower combination in woodland flower border

The invention relates to a method for sowing and cultivating wild flower combination in a woodland flower border. The method mainly comprises the steps of selecting a land, preparing the land, disinfecting soil, applying a fertilizer, ploughing, seeding and maintaining, wherein corresponding seeds are weighed according to the divided unit area plots, are mixed with wet sand the volume of which is 3 times that of the seeds, and uniformly sown twice in specified unit areas; after the seeds are sown, regions in which the seeds are sown are harrowed by using a rake, and then compacted by using a roller. The maintaining method comprises water supplementing, topdressing, weed control, pruning, watering for freezing and watering for sprouting. The method has the characteristics of time and labor saving, good landscape effect, high survival rate, high emergence rate and the like.

Multi-class industrial Ethernet bus integrated master station

The invention discloses a multi-class industrial Ethernet bus integrated master station which comprises a core processor, a system bus interface module, n twin-port data storage devices, an interrupt signal processing module, n micro-processors, n network chips and n network interfaces. According to the multi-class industrial Ethernet bus integrated master station, in the same bus master station equipment, under the condition that no hardware is changed, integration of the multi-class industrial Ethernet bus master station functions can be achieved, and concurrent working of the multi-class industrial Ethernet bus master station functions is achieved, and thus in the same bus master station equipment, different industrial Ethernet bus master station equipment can access the bus master station equipment simultaneously, the different bus master station equipment can be compatible and work concurrently in a same set of system, and consequently technical barriers between different industrial ...

Polyethylene cable material and preparation method thereof

The invention provides a polyethylene cable material and a preparation method thereof. The coating is characterized by comprising the following raw materials by weight parts: 45-50 parts of linear low-density polyethylene, 2-3 parts of PPS, 4-5 parts of stearic acid monoglyceride, 1-2 parts of nano-clay brick slag powder, 16-19 parts of general purpose polystyrene, 2-3 parts of polyisobutylene, 1-2 parts of ABS high crumb rubber, 4-5 parts of microcrystalline wax, 3-4 parts of rapeseed oil, 32-35 parts of sepiolite powder, 23-26 parts of vermiculite powder, 12-14 parts of celestine powder, 1-2 parts of magnesium oxide, 1-2 parts of zinc oxide, 2-3 parts of zinc stearate, 1-2 parts of an accelerator TETD, 3-5 parts of methyl trimethoxy silane, 2-3 parts of vinyltriethoxysilane, 2-3 parts of ethyl acrylate, 8-10 parts of high wear resistant carbon black N 330 and 6-8 parts of modified diatomite. The cable material provided by the invention is high in mechanical property, high temperature ...

Connector

The invention relates to a connector. The connector comprises a body. Three end surfaces are arranged on the body. A connecting piece is arranged on each end surface. The three end surfaces are connected through arc surfaces. The connector further comprises an outer cover coated on the arc surfaces. At least two clamping protrusions are arranged on the inner walls corresponding to three edge lines of the outer cover. Clamping grooves are arranged in the three end surfaces corresponding to the positions of the clamping protrusions. The tight connection between the outer cover and the body is achieved through the fact that the clamping protrusions are embedded in the clamping grooves. The connector is beautiful, practical and low in cost.

Take-up reel replacing method of cable former

The invention discloses a take-up reel replacing method of a cable former. The take-up reel replacing method is used for replacing a take-up reel installed on a take-up shaft of the cable former and comprises the following steps: shutting down the cable former and waiting for the cable former to stop stably; rotating a twisting bow of the cable former to the horizontal position; enabling a cable connector to pass through the filled take-up reel, and enabling the cable connector and a connector of a hollow take-up reel to be inserted into the same line hole; extracting a drive plate pin which installs the take-up reel on the take-up shaft, and taking the filled take-up reel off from the take-up reel; and installing the hollow take-up reel on the take-up shaft. The take-up reel replacing method of the cable former ensures continuity of the cable when the take-up reel is replaced, facilitates installation of the take-up reel, and improves working efficiency.

Cable coiling realization method

The invention discloses a cable coiling realization method, and is applied to the cable coiling work of a coiler. The method comprises the following steps of: turning on a power switch of the coiler, and observing whether the relevant parameters of a display screen are normal or not, if not, turning off a power supply for check, if so, setting the length through a meter display screen. After a sheath take-up reel is put at a coiler take-up reel, the pay-off is started, and a cable sequentially penetrates through each guide wheel from a pay-off reel, and is introduced to the coiler take-up reel through a tension guide wheel. Through the observation of the meter display screen, after the cable reaches the preset length, a coiler is automatically shut down, and the cable is cut off at the set length. In the cable coiling realization method provided by the invention, the tension of the cable is adjusted by the tension guide wheel, so that the tension is constant in the cable coiling process ...

Sheath machine capable of detecting sizing material temperature with die machine head

The invention discloses a sheath machine capable of detecting the sizing material temperature with a die machine head. The sheath machine comprises a pay-off reel, a take-up reel, the die machine head, a water tank and a temperature sensor, wherein the pay-off reel is installed on a working table and used for conveying core wires to be wrapped by sheaths; the take-up reel is installed on the working table and used for storing the cables with sheaths wrapped on the core wires; the die machine head is installed between the pay-off reel and the take-up reel on the working table and used for containing sizing materials in molten state and outputting the core wires with the sizing materials wrapped; the water tank is installed between the die machine head and the take-up reel on the working table and used for cooling the entered cables; the temperature sensor is installed in the die machine head and used for detecting temperature of the sizing materials, transmitting the temperature to a control ...

Microwave imaging method based on direction dimension random power modulation

The invention discloses a microwave imaging method based on direction dimension random power modulation. The direction dimension power distribution of radar transmitting signals is modulated randomly, a compressive sensing theory is combined to an imaging radar system, and accordingly imaging time is reduced. Meanwhile, the power modulation information of a target echo and a transmit signal is used as the common input of an imaging algorithm, a super-resolution result is obtained by using the sparse reconstruction capacity of a convex optimization algorithm, and accordingly the quality of images is improved. The microwave imaging method can overcome the defects of long imaging time and low resolution ratio and the like in close distance and wide viewing angle imaging application of a narrow beam scanning radar, and the practical process of the microwave radar in the field of close distance and wide viewing angle imaging is promoted.

Method for producing serial line

The invention discloses a method for producing a serial line. The method is applied to a device which comprises a head roller, a wire drawing die, an extruder, a water tank and a take-up reel which are sequentially connected. The method comprises the following steps: enabling a copper wire to penetrate through a fixed core die, a guiding die and a die sleeve, be wound on a traction wire through the water tank, penetrate through a spin-dry wheel, be wound up on a tension wheel and enters the take-up reel; when the extruder reaches the preset temperature, opening a discharging valve and discharging aged materials in a machine neck; when the aged materials in the extruder are evacuated, and the plasticizing state of insulating materials reaches the plasticizing requirements, opening a material inlet valve and adjusting the speed of the extruder to enable the outer diameter of a core wire to reach the technological requirements; and when the production line speed is achieved, designing the ...

Method for cultivating cold-proof flower and fruit dual-purpose plum

The invention relates to a method for cultivating a cold-proof flower and fruit dual-purpose plum. The method mainly comprises the steps of: firstly, selecting a south flower plum variety with full-petalled flowers, bright and beautiful color, fragrance, large pollen quantity, strong cold resistance and high pollen activity; then carrying out cold resistance domestication on the selected plum variety; carrying out seedling seed selection, seedling culturing and grafting on the domesticated plum variety; finally, selecting the plum variety with large fruiting quantity and firm fruits as the cold-proof flower and fruit dual-purpose plum. The cold-proof flower and fruit dual-purpose plum cultured by the method provided by the invention is good in fancy points, firm in fruits, high in yield and capable of being subjected to processing production, therefore, limitation to single ornamentation and fruit processing production of the conventional plum is broken up; through cold resistance domestication ...

Tension control device of coiler

The invention discloses a tension control device of a coiler. The tension control device comprises a first guide wheel, a second guide wheel, a fixed pulley, a movable pulley, and a cable, wherein the first guide wheel is arranged at one end of a worktable close to a pay-off reel; the second guide wheel is arranged at one end of the worktable close to a take-up reel; the fixed pulley is fixedly arranged on the worktable; the movable pulley is arranged on the worktable through a connection arm, one end of the connection arm is fixed with the movable pulley, and the other end of the connection arm is elastically hinged with the worktable; and the cable sequentially passes through the first guide wheel, the fixed pulley, the movable pulley, the fixed pulley and the second guide wheel. According to the invention, the tension of the cable is regulated by the tension guide wheels, so that the tension of the cable in the coiling process is constant, and the coiling quality of the coil is improved ...

Phalaenopsis amabilis summer forcing culture method

The invention discloses a phalaenopsis amabilis summer forcing culture method. The method is characterized by mainly including the following steps: step1, transplanting large mature phalaenopsis amabilis seedlings into a greenhouse 4-5 mouths before expected blooming, keeping the greenhouse at the temperature of 24-32 DEG C in the daytime and 18-26 DEG C at night, and carrying out fertilization regularly, step2, keeping the greenhouse at the temperature of 24-26 DEG C in the daytime and 18-20 DEG C at night after January, carrying out fertilization regularly, and spraying 3-7ppm of multi-effect triazole (pp333) on leaves 2-4 times, and step3, keeping the greenhouse at the temperature of 25-28 DEG C in the daytime and 20-22 DEG C at night 2-3 mouths before expected blooming, and carrying out fertilization regularly till phalaenopsis amabilis blooms. The phalaenopsis amabilis summer forcing culture method has the advantages that summer flower forcing peduncle growth rates are high, the number ...

Insulated cable material and preparation method thereof

The invention relates to an insulated cable material and a preparation method thereof. The insulated cable material is characterized by being made of the following raw materials by weight part: 34-37 of high density polyethylene, 12-15 of EVA, 3-4 of octadecanol based polyoxyethylene ether, 8-10 of poly-1-butene, 24-27 of linear low density polyethylene, 1-2 of silicon carbide powder, 2-3 of dibutyltin dilaurate, 2-3 of zinc oxide, 35-39 of bauxite, 23-26 of bentonite, 1-2 of an accelerant DTDM, 2-3 of vinyl tri(beta-methoxyethoxy)silane, 4-6 of ethyl acrylate, 15-20 of carbon black N339, 23-26 of N660 carbon black, 1-2 of an antioxidant 1035, and 6-8 of modified diatomite. The formula involved in the invention is reasonable, and the provided cable material has excellent temperature resistance, softness, and oil resistance.

Florescence control method for cymbidium hybridum

The invention discloses a florescence control method for cymbidium hybridum, which comprises the following steps: 1. carrying out first flower-formation promoting starting from 180 days before a desired-to-flower date, lasting for 30 days, and applying a first hormone solution every 5 days, wherein the first hormone solution refers to a gibberellin GA3 solution or a 15% paclobutrazol PP333 solution, from the first time, the concentration of the first hormone solution is linearly increased by a span of 5-15 mg/L each time, and the concentration of the first hormone solution used for the first time is 10-50 mg/L; and 2. carrying out second flower-formation promoting starting from 30 days before the desired-to-flower date, lasting for 15 days, and applying a second hormone solution every 2 days, wherein the hormone solutes of the first hormone solution and the second hormone solution are the same, the concentration of the second hormone solution used for each time is the same, and the concentration ...

Brain wave transmission line

The invention discloses a brain wave transmission line, which comprises a conductor and an insulating layer, wherein the insulating layer is sleeved outside the conductor, the external diameter of the insulating layer is no more than 0.125mm, and the insulating layer is made of polyperfluorinated ethylene propylene. Compared with existing transmission lines with diameters being more than 0.3mm, the diameter of the brain wave transmission line is fine, the conductor is coated with a polyperfluorinated ethylene propylene insulating layer which is non-toxic and harmless, has no side effects on users, and is suitable for special applications of brain wave transmission.

Special ASIC (Application Specific Integrated Circuit) chip system for spaceflight

The invention relates to a special ASIC (Application Specific Integrated Circuit) chip system for spaceflight. The special ASIC chip system comprises a MIPS (Million Instructions Per Second) nucleus, a PCI (Programmable Communications Interface) bus interface, an ISA (Internet Security And Acceleration) bus interface, a 1553B bus terminal interface, a 1553B protocol processor, a network interface, a CAN (Controller Area Network) interface, an EMI (External Memory Interface), AD acquisition control logic, OC door control logic, UART (Universal Asynchronous Receiver/Transmitter) serial port, PWM (Pulse Width Modulation) interface, a pulse counter PPC, PCM (Pulse Code Modulation) telemetry remote control module and a general input/output module, wherein the MIPS nucleus, the PCI bus interface, the ISA bus interface, the 1553B bus terminal interface, the 1553B protocol processor, a network interface, the CAN interface and the EMI are connected to an AMBA AXI (Advanced Microcontroller Bus Architecture ...

High-performance communication cable for coal mine wells

The invention discloses a high-performance communication cable for coal mine wells. An outer sheath is prepared by the following process: chloroprene rubber, chlorinated polyethylene and ethylene-butylene rubber are placed in a plasticator as base materials for first plastication, and then cooled to room temperature for second plastication; the obtained material is added with polyethylene wax, epoxidized soybean oil, antioxidant, stearic acid, semi-reinforced carbon black, modified calcined clay, nano silicon dioxide, micro-capsulated red phosphorus and dioctyl sebacate, placed and mixed evenly in an internal mixer, and then batched off and cooled; the prepared material is placed in an open mill, added with magnesium oxide, dicumyl peroxide, 2,5-dimethyl-2,5-bis(tert-butylperoxy)hexane, accelerator ETU, zinc acrylate and silane coupling agent, mixed evenly and discharged; and thin-passing is carried out 3-4 times, molding and vulcanizing are carried out sequentially, and the discharged ...

Low-smoke, halogen-free and flame-retardant cable material and preparation method thereof

The invention provides a low-smoke, halogen-free and flame-retardant cable material and a preparation method thereof. The material is prepared from the following raw material by weight parts: 34-38 parts of ethane-vinyl acetate copolymer, 24-27 parts of linear low-density polyethylene, 12-14 parts of ABS, 2-3 parts of zinc oxide, 50-54 parts of attapulgite powder, 12-14 parts of aluminium hydroxide, 1-2 parts of an antioxidant OD, 1-2 parts of an antioxidant ODA, 1-2 parts of an accelerator TETD, 5-7 parts of glycerol triglycerol ester, 3-4 parts of vinyl triethoxysilane, 1-2 parts of phenyl triethoxysilane, 3-4 parts of 2-methyl methacrylate, 1-2 parts of ethene diamine, 13-16 parts of carbon black N 220, 10-12 parts of carbon black N 339, 3-5 parts of polyethylene wax, 1-2 parts of ethylene bisstearamide, 1-2 parts of dimethyl tin dichloride, 4-6 parts of polyisobutylene and 6-8 parts of modified diatomite. According to the invention, the raw materials are reasonable in formula; the produced ...

Changing device of reeling disc of pair twisting machine

The invention discloses a changing device of a reeling disc of a pair twisting machine and is applied to the pair twisting machine comprising a front rotation shaft, a front end support, a back rotation shaft, a back end support, an arc belt and a rotation support. The front rotation shaft is installed at the feeding end of an operating platform through the front end support, and the back rotation shaft is installed at the discharging end of the operating platform through the back end support. Two ends of the arc belt and the rotation support are in bearing connection with the front rotation shaft and the back rotation shaft. The changing device further comprises the reeling disc and a lifting mechanism, the reeling disc is installed at one end of the rotation support close to the back rotation shaft, one end of the lifting mechanism is installed on the operating platform, and the other end of the lifting mechanism is installed below the reeling disc, and ascending and descending of the ...

Automatic boosting device and automatic boosting method for excavator

The invention discloses an automatic boosting device for an excavator. The device comprises a controller, a boosting electromagnetic valve and a pressure sensor, wherein the boosting electromagnetic valve is connected in series between an overflow valve of a main valve of the excavator and a hydraulic liquid return pipeline of the excavator, the pressure sensor is arranged on a main pump of the excavator, the controller monitors the pressure of the main pump of the excavator through the pressure sensor, and turning-on and turning-off of the boosting electromagnetic valve are controlled by the controller.

Smart Wearable Device, a Motion Detector, and a Feedback Mechanism Thereof

A disclosed feedback method for a smart wearable device includes the following steps: acquiring characterized information of a current motion; searching the database to determine whether corresponding characterized information of motion is found in a database based on the acquired characterized information; prompting to notify that the user's motion is correct, recording the acquired characterized information to have a segmented data, and inserting the segmented data into to the database if the corresponding characterized information is found; and prompting to notify that the user's motion is incorrect if the corresponding characterized information is not found. A motion detector implementing the method and a smart wearable device are also provided.

Thermal Spray Plastic Coating for Edge Sealing and Fillet Sealing

Tunable thermoplastic polymer sealants and tunable conductive thermoplastic polymer sealants, and edge seals and fillet seals produced from such sealants; and substrates, components and objects comprising the tunable edge seals and fillet seals, and methods for making and applying such edge seals and fillet seals are disclosed. 1. An assembly comprising:a first substrate;a second substrate, at least one of said first substrate and second substrate comprising at least one first substrate edge and at least one second substrate edge; and said second substrate located proximate to the first substrate to form a substrate interface between the first substrate and the second substrate; anda spray-deposited thermoplastic polymer sealant configured to form a thermoplastic polymer seal.2. The assembly of claim 1 , wherein the spray-deposited thermoplastic polymer sealant comprises at least one thermoplastic polymer claim 1 , said thermoplastic polymer comprising at least one of: nylon claim 1 , polyetheretherketone claim 1 , polyetherketoneketone claim 1 , polyamide claim 1 , polyphenylsulfide claim 1 , polyphenylsulfone claim 1 , polysulfone claim 1 , and polyetheramide.3. The assembly of claim 1 , wherein the spray-deposited thermoplastic polymer sealant further comprises:a conductive material comprising at least one of: titanium, nickel alloy, copper, carbon black, graphene powder, and carbon nanotubes.4. The assembly of claim 1 , wherein the thermoplastic polymer sealant has a Young's modulus ranging from about 1 Mpa to about 4 GPa.5. The assembly of claim 3 , wherein the spray-deposited thermoplastic polymer sealant has a resistivity value ranging from about 1×10to about 1×10ohm-m.6. The assembly of claim 1 , wherein the thermoplastic polymer seal comprises at least one of: a fillet seal and an edge seal.7. An object comprising the assembly of .8. The object of claim 7 , wherein the object is a vehicle selected from the group consisting of: a manned aircraft; an unmanned ...

Detachable Computer With Variable Performance Computing Environment

Computing devices are often designed in view of a particular usage scenario, but may be unsuitable for usage in other computing scenarios. For example, a notebook computer with a large display, an integrated keyboard, and a high-performance processor suitable for many computing tasks may be heavy, large, and power-inefficient; and a tablet lacking a keyboard and incorporating a low-powered processor may improve portability but may present inadequate performance for many tasks. Presented herein is a configuration of a computing device featuring a display unit with a resource-conserving processor that may be used independently (e.g., as a tablet), but that may be connected to a base unit featuring a resource-intensive processor. The operating system of the device may accordingly transition between a resource-intensive computing environment and a resource-conserving computing environment based on the connection with the base unit, thereby satisfying the dual roles of workstation and portable tablet device.

Flip-flop

A flip-flop is provided. The flip-flop includes: a first inverter including an input terminal to receive data signal and an output terminal coupled to an input terminal of the master latch, a second inverter, a master latch including an output terminal coupled to an input terminal of a slave latch, and the slave latch including an output terminal coupled to an input terminal of the second inverter. An output terminal of the second inverter is configured as an output terminal of the flip-flop. A duration of the first clock signal inputted to the master latch is greater than a duration of the first clock signal inputted to the slave latch. A duration of the second clock signal inputted to the master latch is greater than a duration of the second clock signal inputted to the slave latch.

Detachable computer with variable performance computing environment

Computing devices are often designed in view of a particular usage scenario, but may be unsuitable for usage in other computing scenarios. For example, a notebook computer with a large display, an integrated keyboard, and a high-performance processor suitable for many computing tasks may be heavy, large, and power-inefficient; and a tablet lacking a keyboard and incorporating a low-powered processor may improve portability but may present inadequate performance for many tasks. Presented herein is a configuration of a computing device featuring a display unit with a resource-conserving processor that may be used independently (e.g., as a tablet), but that may be connected to a base unit featuring a resource-intensive processor. The operating system of the device may accordingly transition between a resource-intensive computing environment and a resource-conserving computing environment based on the connection with the base unit, thereby satisfying the dual roles of workstation and portable tablet device.

ONE UP ASSEMBLY AIRCRAFT PANEL DRILLING SYSTEM

An end effector provides one up assembly drilling through mated components, including a panel, by preloading the components to assure interface integrity, thus avoiding subsequent separation for cleaning and deburring. The end effector includes a drill and clamp dispenser for temporarily inserting and removing expansible single-sided clamps at various pre-drilled locations in the panel. In one method, pilot holes are first pre-drilled into mated components, for example an aircraft wing panel and a wing rib or spar; an initial pilot hole location is identified, and an expansible clamp is inserted into a pilot hole adjacent a desired initial fastener hole location. The clamp is torqued, causing its expansion for preloading the wing panel and rib and/or spar components under a predetermined load. The fastener hole is then drilled, the end effector untorques and removes the clamp and identifies a second (and/or next) pilot hole location, and the process is replicated. 1. An end effector adapted to secure and drill through a pair of components in a one up assembly under clamp loads sufficient to avoid separation of the components for deburring after drilling , the end effector comprising:an automated drilling head including a drill, and an expansible clamp dispenser configured to insert, expand, and remove expansible clamps into and out of various pre-drilled pilot holes in the components during a final drilling of fastener holes in the components;wherein the expansible clamp dispenser assures tight securement of a selective portion of the components under temporarily applied predetermined clamping forces during each instance of automated drilling of fastener holes in the components.2. The end effector of claim 1 , wherein the expansible clamp dispenser comprises a holster configured to selectively supply and retrieve a plurality of expansible clamps during the final drilling.3. The end effector of claim 1 , wherein the end effector is applied only to one side of the ...

Low dropout regulator, method for improving stability of low dropout regulator, and phase-locked loop

Embodiments of the present invention disclose a low dropout regulator, a method for improving stability of the low dropout regulator, and a phase-locked loop. The low dropout regulator includes: a reference voltage source, an error amplifier, a regulating circuit, a load, a first compensation circuit, and a second compensation circuit. The first compensation circuit is coupled to the regulating circuit, and is configured to regulate a dominant pole and a secondary dominant pole of the low dropout regulator, to regulate a phase margin. The second compensation circuit is configured to: decrease the dominant pole of the low dropout regulator and further increase the secondary dominant pole on the basis that the first compensation circuit has regulated the dominant pole and the secondary dominant pole of the low dropout regulator, so as to regulate the phase margin; and regulate a gain-bandwidth product of the low dropout regulator.

Coarse adjustment cell array applied to digitally controlled oscillator and related apparatus

The disclosure discloses a coarse adjustment cell array applied to a digitally controlled oscillator and a related apparatus. The coarse adjustment cell array applied to the digitally controlled oscillator includes X coarse adjustment cells, and each coarse adjustment cell in the coarse adjustment cell array includes a logic cell and W fine adjustment cells; and input to a logic cell of a coarse adjustment cell i in the coarse adjustment cell array includes Y coarse adjustment control bits and W fine adjustment control bits, output from the logic cell of the coarse adjustment cell i is used to control whether W fine adjustment cells in the coarse adjustment cell i work, Y is an integer greater than 1, and X and W are integers greater than 1.

Method For Realizing Precise Target Gain Control For Hybrid Fibre Amplifier, And Hybrid Fibre Amplifier

A method for realizing precise gain control for a hybrid fibre amplifier, and a hybrid fibre amplifier, in which by an erbium-doped fibre amplifier firstly outputting a constant power, a comparable source signal optical power is provided for a raman fibre amplifier of a next stage. A feedback for the gain control may be formed by comparing a source signal optical power calculated after starting pumping of the Raman fibre amplifier and a source signal optical power detected after pumping stops, thereby greatly improving gain control precision of the Raman fibre amplifier. Moreover, the erbium-doped fibre amplifier parts of all the hybrid fibre amplifiers may simultaneously output a constant optical power, and the Raman amplifier parts of all the hybrid fibre amplifiers may simultaneously start calibration, so that the time for starting operation of the entire system may be improved greatly. 1. A method for realizing precise target gain control of a hybrid fibre amplifier , being characterized in comprising the following steps:Step 1: controlling an erbium-doped fibre amplifier of the hybrid fibre amplifier firstly to output light with a constant power P1 when the hybrid fibre amplifier starts pumping;Step 2: after the erbium-doped fibre amplifier outputs the constant power for a period of time t1, controlling a Raman fibre amplifier of the hybrid fibre amplifier to detect a source signal optical power S1 and an out-of-band ASE power Source_ASE1 contained in the source signal light;Step 3: reading a target gain G1 and a relationship between the gain and the out-of-band ASE obtained by calibration to calculate an object ASE power G1_ASE1, and calculating an object out-of-band ASE power Object_ASE_1 compensated by the source ASE: Objec_ASE_1=G1_ASE1+Source_ASE1*G1;Step 4: controlling the Raman fibre amplifier to start pumping when it is determined that the source signal optical power S1 detected by the Raman fibre amplifier becomes stable, and reading a detection value ...

Method and Apparatus for Multi-Stage Spar Assembly

A method and apparatus for positioning one component relative to another component. First metrology data may be identified for a first component and second metrology data may be identified for a second component. First locations of first features may be identified on the first component using the first metrology data. Second locations of second features on the second component may be identified using the second metrology data. A transformation may be computed based on the first locations identified and the second locations identified for use in modifying a movement plan of a robotic system for positioning the second component relative to the first component. 1. An apparatus comprising:a metrology system that generates first metrology data for a first component and second metrology data for a second component;a feature locator that processes the first metrology data and the second metrology data to identify first locations of first features on the first component and second locations of second features on the second component; anda robot manager that computes a transformation based on the first locations identified and the second locations identified for use in modifying a movement plan of a robotic system for positioning the second component relative to the first component.2. The apparatus of claim 1 , wherein the robot manager modifies the movement plan using the transformation to form a modified movement plan.3. The apparatus of further comprising:the robotic system, wherein the robotic system moves the second component according to the modified movement plan to position the second component relative to the first component within selected tolerances.4. The apparatus of claim 3 , wherein positioning the second component relative to the first component using the modified movement plan enables desired mating between the first component and the second component.5. The apparatus of claim 1 , wherein the metrology system comprises at least one of an imaging system or a ...

METHOD, SYSTEM, ELECTRONIC DEVICE AND STORAGE MEDIUM FOR CLARIFICATION QUESTION GENERATION

A method, a device and electronic device for clarification question generation are provided in one or more embodiments of this disclosure. The method includes: extracting entity information from a fuzzy context input by a user; inputting the fuzzy context into a template generating module of a pre-built CQG neural network model so as to obtain a clarification question template; inputting the entity information into an entity rendering module of the CQG neural network model so as to obtain at least one entity phrase; and generating a clarification question for a fuzzy question based on the clarification question template and the at least one entity phrase for presenting to the user. The CQG neural network model is constructed by adding a layered Transformer mechanism and a pointer generator mechanism into a coarse-to-fine CTF neural network model, so as to solve problems of insufficient processing of Out-of-Vocabulary and lacking of fuzzy semantic representation. 110.-. (canceled)11. A method for clarification question generation executed by a processor , comprising:extracting entity information from a fuzzy context in response to receiving the fuzzy context including historical questions, historical answers and fuzzy questions input by a user via an input interface;generating a Clarification Question Generation (CQG) neural network model by adding a layered Transformer mechanism and a pointer generator mechanism into a coarse-to-fine model;inputting the fuzzy context into a template generating module of the CQG neural network model so as to obtain a clarification question template;inputting the entity information into an entity rendering module of the CQG neural network model so as to obtain at least one entity phrase; andapplying the CQG neural network model to generate a clarification question with an enhanced recall rate and consistency for a fuzzy question based on the clarification question template and the at least one entity phrase for presenting to the user; ...

DEVICE AND TEXT REPRESENTATION METHOD APPLIED TO SENTENCE EMBEDDING

The invention discloses a device and text representation method applied to sentence embedding, which has determining a parent word and a child words set corresponding to the parent word, obtaining an hidden interaction state of parent word based on the hidden interaction state of all child words; obtaining parent word sequence corresponding to the parent word and obtaining hidden state sequence corresponding to the hidden state of parent word; obtaining the interaction representation sequence of each parent word and other parent word based on the hidden state sequence, generating sentence embeddings. The invention proposes to realize sentence embeddings through a two-level interaction representation. The two-level interaction representation is local interaction representation and a global interaction representation respectively, and combines the two-level representation to generate a hybrid interaction representation, which can improve the accuracy and efficiency of sentence embeddings and be significantly better than the Tree-LSTM model in terms of accuracy. 1. A text representation method applied to sentence embedding comprises:obtaining a file to be processed, extracting a sentence from the file; wherein the file includes a text file and a webpage file;obtaining n parent word corresponding to n words in the sentence;{'sub': k', 'k, 'determining the parent word and the child words set C(p) corresponding to the parent word, setting hidden states hand memory cells cfor each child words in the C(p), wherein k∈{1, 2, . . . , |C(p)|}, |C(p)| is the number of child words in the C(p);'}{'sub': 'p', 'obtaining a hidden interaction state {tilde over (h)}of the parent word based on a hidden interaction state of all child words in the C(p);'}{'sub': 'p', 'inputting the {tilde over (h)}and the parent word into the LSTM cell to obtain the memory cells and hidden states of the parent word;'}{'sub': 1', '2', 'n', '1', '2', 'n', '1', '2', 'n, 'obtaining a sequence of the parent ...

METHOD FOR PREPARING 18F-BPA AND INTERMEDIATE

A method for preparing F-BPA and an intermediate, by which high-purity F-BPA is obtained. The method simplifies the synthesis steps after F labeling, and is easy to operate and efficient. 3. The method according to claim 2 , wherein Xor Xindependently represents Cl claim 2 , Br claim 2 , or I claim 2 , Xand Xare the same.7. The method according to claim 4 , wherein the reaction of the intermediate I-2 with the F ion further comprises using a copper catalyst.8. The method according to claim 4 , wherein the reaction of the intermediate I-2 with the F ion is carried out at a temperature of 20-150° C.9. The method according to claim 4 , wherein the reaction of the intermediate I-2 with the F ion is carried out in a solvent comprising water claim 4 , methanol claim 4 , DMF claim 4 , DMA claim 4 , DMSO claim 4 , acetonitrile claim 4 , n-butanol claim 4 , ethanol claim 4 , dichloromethane claim 4 , or any mixed solvents thereof.11. The method according to claim 10 , wherein Xor Xindependently represents Cl claim 10 , Br claim 10 , or I claim 10 , Xand Xare the same.12. The method according to claim 10 , further comprising: chirally resolving the intermediate I-1 claim 10 , and then reacting with boric acid or boric ester respectively.15. The intermediate I according to claim 13 , wherein the substituent that is hydrolyzable to a boric acid group is a boric ester group; Rand Rcomprise an alkoxycarbonyl protecting group claim 13 , an acyl protecting group claim 13 , and an alkyl protecting group; and Rcomprises a substituted or unsubstituted C1-20 alkyl group.19. Use of the intermediate I according to claim 18 , wherein Xor Xindependently represents Cl claim 18 , Br claim 18 , or I claim 18 , Xand Xare the same; B represents B. This application is a continuation of International Application No. PCT/CN2019/100678, filed on Aug. 15, 2019, which claims priority to Chinese Patent Application No. 201810940708.3, filed on Aug. 17, 2018; Chinese Patent Application No. 201811478615. ...

LOW DROPOUT REGULATOR AND PHASE-LOCKED LOOP

Embodiments of the present invention disclose a low dropout regulator and a phase-locked loop. The low dropout regulator includes: a reference voltage source, an error amplifier coupled to the reference voltage source, a regulating circuit, a load coupled to the regulating circuit, a first compensation circuit, and a second compensation circuit. The regulating circuit produces a regulating current under control of a control voltage from the error amplifier. The first compensation circuit is coupled between the error amplifier and the regulating circuit. The second compensation circuit is coupled between an input terminal and an output terminal of the regulating circuit. 1. A low dropout regulator , comprising:a reference voltage source, configured to provide a reference voltage;an error amplifier having a first input terminal, a second input terminal and a first output terminal, the first input terminal being coupled to the reference voltage source and configured to receive the reference voltage, the second input terminal being configured to receive a feedback voltage, the error amplifier being configured to compare the feedback voltage with the reference voltage and produce a control voltage according to a result of comparing the feedback voltage with the reference voltage, and the first output terminal being configured to output the control voltage;a first compensation circuit having a first terminal and a second terminal;a second compensation circuit having a third terminal and a fourth terminal, the third terminal being coupled to the first output terminal, and the fourth terminal being coupled to the first terminal; anda regulating circuit having a third input terminal and a second output terminal, the third input terminal being coupled to the fourth terminal and configured to receive the control voltage through the second compensation circuit, the regulating circuit being configured to produce a regulating current under control of the control voltage, and the ...

Fluid-flow-modification plate and extruder, comprising the same

A fluid-flow-modification plate (200) comprises a monolithic body (300), having an inlet-side surface (301) and an outlet-side surface (302), a first passage (501), a second passage (502), a third passage (503), and a fourth passage (504). The first passage (501), the second passage (502), the third passage (503), and the fourth passage (504) each extend between the inlet-side surface (301) and the outlet-side surface (302). The first passage (501) and the second passage (502) intersect each other at a first intersection boundary (530). The third passage (503) and the fourth passage (504) intersect each other at a second intersection boundary (531). The first passage (501) and the third passage (503) do not intersect each other. The second passage (502) and the fourth passage (504) do not intersect each other. The first-passage-inlet-opening perimeter boundary (311) has only two points of intersection with the fourth-passage-inlet-opening perimeter boundary (314). The second-passage-outlet-opening perimeter boundary (412) has only two points of intersection with the third-passage-outlet-opening perimeter boundary (413).

Ion Source Enhanced AlCrSiN Coating with Gradient Si Content and Gradient Grain Size

An ion source enhanced AlCrSiN coating for a cutting tool is provided. The ion source enhanced AlCrSiN coaling has gradient Si content and grain size, including sequentially an AlCrSiN working layer, an interlayer and an AlCrN bottom layer in order from a surface of the coating to a substrate, wherein from the AlCrN bottom layer to the AlCrSiN working layer, Si content in the interlayer is gradually increased, and the interlayer has a texture that changes from coarse columnar crystals to fine nanocrystals and amorphous body. A texture of the coating, in which the grain size is gradually decreased, sequentially includes coarse columnar crystals, fine columnar crystals and fine equiaxed crystals. A method for preparing the ion source enhanced AlCrSiN coating with the gradient Si content and grain size is provided as well as a cutting tool having the coating deposited thereon. 1. An ion source enhanced AlCrSiN coating with a gradient Si content and a gradient grain size , comprising sequentially an AlCrSiN working layer , an interlayer and an AlCrN bottom layer in order from a surface of the ion source enhanced AlCrSiN coating to a substrate , wherein from the AlCrN bottom layer to the AlCrSiN working layer , the Si content in the interlayer is gradually increased , and the interlayer comprises a texture changing from coarse columnar crystals to fine nanocrystals and amorphous body , the texture sequentially comprises coarse columnar crystals , fine columnar crystals and fine equiaxed crystals , the grain size of the interlayer is gradually decreased , in the interlayer , the Si content is gradually increased from 1 wt. % to 5 wt. % , and the grain size is gradually decreased from 60 nm to 20 nm.2. (canceled)3. The ion source enhanced AlCrSiN coating with the gradient Si content and the gradient grain size according to claim 1 , wherein Cr in the ion source enhanced AlCrSiN coating is completely or partially replaced by Ti to obtain an AlTiSiN coating or an AlCrTiSiN ...

Electronic device opened by magnetic force

An electronic device opened by magnetic force includes a bottom cover, a top cover, at least one engaging module, a conductive logo, and at least one electromagnet. The top cover is capable of being opened and closed relative to the bottom cover. The top cover has a first engaging portion. The engaging module is disposed at the bottom cover and has a magnetic attraction portion, an elastic element and a second engaging portion. When the conductive logo is electrified, the electromagnet generates magnetism for attracting the magnetic attraction portion to drive the second engaging portion to be separated from the first engaging portion thus deforming the elastic element to allow the top cover to be opened. When the conductive logo is stopped from being electrified, the elastic element is restored to allow the second engaging portion to return to the original position.

APPARATUSES AND METHODS FOR CONSOLIDATING FIBER-REINFORCED RESIN MATERIAL

An apparatus for consolidating fiber-reinforced resin material comprises a housing, comprising a barrel and a receptacle. The receptacle comprises a base, a lid, positionable relative to the base and relative to the barrel such that the housing is in an open state or a closed state, and a de-gassing port. The apparatus comprises a gasket that is in contact with the lid, the base, and the barrel when the housing is in the closed state. The apparatus comprises a piston, movable between a retracted position, in which the piston, in its entirety, is in the barrel, and an extended position, in which a portion of the piston is in the receptacle and another portion of the piston is in the barrel. The apparatus comprises a seal, which is in contact with the piston and the barrel, and a drive system, configured to control movement of the piston. 1100100. An apparatus () for consolidating fiber-reinforced resin material , the apparatus () comprising:{'b': '102', 'claim-text': [{'b': 104', '106, 'a barrel (), having a symmetry axis ();'}, {'b': '108', 'claim-text': [{'b': 126', '104', '106, 'a base (), extending from the barrel () along the symmetry axis ();'}, {'b': 128', '126', '108', '104', '102', '102, 'a lid (), selectively positionable relative to the base () of the receptacle () and relative to the barrel () of the housing () such that the housing () is in an open state or in a closed state; and'}, {'b': '120', 'a de-gassing port (), configured to be selectively open or selectively closed;'}], 'a receptacle (), comprising], 'a housing (), comprising{'b': 130', '128', '108', '126', '108', '104', '102, 'a gasket () that is in contact with the lid () of the receptacle (), the base () of the receptacle (), and the barrel () when the housing () is in the closed state;'}{'b': 114', '106', '114', '104', '114', '108', '114', '104, 'a piston (), movable along the symmetry axis () between, inclusively, a retracted position, in which the piston (), in its entirety, is in the ...

ITEM RECOMMENDATION METHOD BASED ON USER INTENTION IN SESSION AND SYSTEM THEREOF

The present disclosure provides an item recommendation method and system based on a user intention in a session. In this method, a current session is encoded by use of items of prior time sequence and the last item so as to generate an accurate session representation which is then used to perform initial item prediction as a user intention. Afterwards, an intention-guided neighbor detector is used to locate an accurate neighbor session. Finally, the current session and the neighbor session representations are combined adaptively by a gated mixed layer to generate the final item recommendation, so as to effectively improve the accuracy of item recommendation. 1. An item recommendation method based on a user intention in a session , configured to predict an item that a user is likely to interact at a next moment from an item set as a target item to be recommended to the user , comprising:obtaining a current session representation by encoding a current session based on a trained recommendation model;obtaining a user intention in the current session according to the current session representation;obtaining a corresponding neighbor session representation by identifying a neighbor session of the current session from a plurality of sessions occurring before the current session according to the user intention;obtaining and recommending the target item to the user according to the current session representation and the neighbor session representation.2. The item recommendation method according to claim 1 , wherein obtaining the current session representation by encoding the current session based on the trained recommendation model comprises:obtaining an item embedding vector by embedding each item in the current session to one d-dimension vector, and taking an item embedding vector corresponding to the last item in the current session as a current interest of the user in the current session;obtaining a hidden state vector of the item according to the item embedding vector, ...

Apparatuses and Methods for Removing Residue From a Nozzle

An apparatus (100) for removing a residue (508) of a substance (510), extrudable through a nozzle (500) of an automated end-effector (502), from an exterior (512) of the nozzle (500) is disclosed. The apparatus (100) comprises a dispenser (108). The dispenser (108) comprises a platform (114) to support at least one cleaning pad (102). The dispenser (108) further comprises a cage (116) to maintain at least the one cleaning pad (102) on the platform (114). The platform (114) is movable relative to the cage (116). The apparatus (100) also comprises a constricting device (104) to circumferentially squeeze one of at least the one cleaning pad (102), adhesively picked up from the platform (114) by the nozzle (500), around the nozzle (500) once the nozzle (500) is inserted into the constricting device (104). The apparatus (100) additionally comprises a disposal receptacle (106) to collect the one of at least the one cleaning pad (102), released from the constricting device (104).

APPARATUSES AND METHODS FOR REMOVING RESIDUE FROM A NOZZLE

An apparatus for removing a residue of a substance, extrudable through a nozzle of an automated end-effector, from an exterior of the nozzle is disclosed. The apparatus comprises a dispenser. The dispenser comprises a platform to support at least one cleaning pad. The dispenser further comprises a cage to maintain at least the one cleaning pad on the platform. The platform is movable relative to the cage. The apparatus also comprises a constricting device to circumferentially squeeze one of at least the one cleaning pad, adhesively picked up from the platform by the nozzle, around the nozzle once the nozzle is inserted into the constricting device. The apparatus additionally comprises a disposal receptacle to collect the one of at least the one cleaning pad, released from the constricting device. 1100508510500502512500100. An apparatus () for removing a residue () of a substance () , extrudable through a nozzle () of an automated end-effector () , from an exterior () of the nozzle () , the apparatus () comprising:{'b': '108', 'claim-text': [{'b': 114', '102, 'a platform () to support at least one cleaning pad (); and'}, {'b': 116', '102', '114', '114', '116, 'a cage () to maintain at least the one cleaning pad () on the platform (), wherein the platform () is movable relative to the cage ();'}], 'a dispenser (), comprising{'b': 104', '102', '114', '500', '500', '500', '104, 'a constricting device () to circumferentially squeeze one of at least the one cleaning pad (), adhesively picked up from the platform () by the nozzle (), around the nozzle () once the nozzle () is inserted into the constricting device (); and'}{'b': 106', '102', '104, 'a disposal receptacle () to collect the one of at least the one cleaning pad (), released from the constricting device ().'}2100104. The apparatus () according to claim 1 , wherein the constricting device () comprises:{'b': 110', '126', '128', '120', '126', '128, 'a housing (), comprising a first end (), a second end (), and a ...

CALIBRATION METHOD FOR PARALLEL MULTI-CHANNEL WIRELESS CHANNEL MEASUREMENT AND SYSTEM FOR THE SAME

The present invention discloses a calibration method for parallel multi-channel wireless channel measurement and a calibration system thereof. The transmitting end and the receiving end are disconnected, and are respectively connected to the calibration receiving channel and the calibration transmitting channel, and the calibration receiving channel/calibration transmitting channel cooperates with a measurement channel in air interface measurement, to calibrate a channel response characteristic of the transmitting end and the receiving end. By means of the present invention, a current channel response characteristic between multiple channels can be online supervised in real time, so as to ensure that a measurement error because of an impact of mutual interference between multiple channels can be avoided in the channel measurement process. 1. A calibration method for parallel multi-channel wireless channel measurement , wherein a calibration receiving channel is added at a transmitting end and a calibration transmitting channel is added at a receiving end , and the method comprising the following steps:disconnecting the transmitting end and the receiving end,connecting the transmitting end with the calibration receiving channel,connecting the receiving end with the calibration transmitting channel, andrecording channel response characteristic of the transmitting end and the receiving end with cooperation of the calibration receiving channel and the calibration transmitting channel in air interface measurement.2. The calibration method according to claim 1 , wherein:in the calibration process, the transmitting end parallel transmits multi-channel data, and the receiving end parallel receives multi-channel data in a code division multiplexing manner.3. The calibration method according to claim 1 , wherein:the receiving end acquires a peak value by using a correlation between orthogonal sequences, and transforms the peak value to a frequency domain by using FFT, to ...

Apparatuses and methods for applying radius filler

An apparatus (100) for depositing a radius filler (102), made of a homogeneous material, into a groove (104), formed in a workpiece (106) comprises a chassis (110), first means (120) for extruding the radius filler (102) along an extrusion axis (112), second means (130) for providing the homogeneous material to the first means (120), and third means (140) for compacting the radius filler (102) in the groove (104). The apparatus (100) also comprises a first sensor (150) configured to provide first-sensor output. The apparatus (100) further comprises a controller (180), operatively coupled to the first means (120), the second means (130), and the first sensor (150). Based on the first-sensor output, the controller (180) is configured to determine the first geometric characteristics of the groove (104). In addition, based on the first geometric characteristics, the controller (180) is configured to control second geometric characteristics of the radius filler (102), extruded by the first means (120), as the tool center point (122) is moved relative to the groove (104).

Composite Radius Filler Manufacturing Methods and Related Systems

The present disclosure relates to systems and methods relating to the application of composite radius filler materials. An example material feed system includes a material container configured to contain a composite material and a material feed actuator. The material feed system also includes a nozzle coupled to the material container and a workpiece sensor configured to provide information about a workpiece. The material feed system also includes a controller. The controller is configured to receive, from the workpiece sensor, workpiece information. The workpiece information is indicative of at least one surface of the workpiece. The controller is also configured to, based on the workpiece information, cause the material feed actuator to apply a force to the composite material contained in the material container so as to extrude at least a portion of the composite material out of the nozzle and onto a surface of the workpiece. 1. A system comprising: a material container configured to contain a composite material;', 'a material feed actuator; and', 'a nozzle coupled to the material container;, 'a material feed system, comprisinga workpiece sensor configured to provide information about a workpiece; and receive, from the workpiece sensor, workpiece information, wherein the workpiece information is indicative of at least one surface of the workpiece; and', 'based on the workpiece information, cause the material feed actuator to apply a force to the composite material contained in the material container so as to extrude at least a portion of the composite material out of the nozzle and onto a surface of the workpiece., 'a controller configured to2. The system of claim 1 , further comprising a variable gate claim 1 , wherein the controller is further configured to claim 1 , based on the workpiece information claim 1 , adjust at least one gate aperture blade of the variable gate so as to control a dimension of the composite material extruded out of the nozzle.3. The ...

Proximity detection in assembly environments having machinery

Systems and methods are provided for proximity detection in a fabrication environment. One embodiment is a method for reporting proximity in an assembly environment. The method includes inserting an arm of a bracket into an interior of a part that is held by a cradle, and that is worked upon by a robot, placing indexing features at the bracket into contact with indexing features of the cradle, operating sensors at the bracket to directly detect a location of a first proximity detector worn by a technician and a location of the second proximity detector at the robot, and directing the first proximity detector to provide a warning to the technician if a distance between the first proximity detector and the second proximity detector is less than a threshold.

Proximity detection in fabrication environments having robots

Systems and methods are provided for reporting proximity in an assembly environment. One method includes equipping a technician with a first proximity detector that is wearable, disposing a second proximity detector at a robot that moves within a cell of the assembly environment, and directing the first proximity detector to provide a warning to the technician if a distance between the first proximity detector and the second proximity detector is less than a threshold.

PROXIMITY DETECTION IN ASSEMBLY ENVIRONMENTS HAVING MACHINERY

Systems and methods are provided for proximity detection in a fabrication environment. One embodiment is a method for reporting proximity in an assembly environment. The method includes equipping a technician with a first proximity detector, disposing a second proximity detector at a machine that moves within a cell of the assembly environment, operating sensors at the cell to indirectly detect a location of the first proximity detector and a location of the second proximity detector via mirrors when an obscuring object is present, and providing a warning to the technician if a distance between the first proximity detector and the second proximity detector is less than a threshold. 1. A method for reporting proximity in an assembly environment , the method comprising:equipping a technician with a first proximity detector;disposing a second proximity detector at a machine that moves within a cell of the assembly environment;operating sensors at the cell to indirectly detect a location of the first proximity detector and a location of the second proximity detector via mirrors when an obscuring object is present; andproviding a warning to the technician if a distance between the first proximity detector and the second proximity detector is less than a threshold.2. The method of further comprising:determining whether an obscuring object is present within the cell; andoperating sensors at the cell to directly detect the location of the first proximity detector and the location of the second proximity detector when the obscuring object is not present.3. The method of wherein:determining whether an obscuring object is present within the cell is performed based on input from the sensors.4. The method of wherein:operating sensors at the cell to indirectly detect the location of the first proximity detector and the location of the second proximity detector via mirrors comprises pointing the sensors towards at least one of the mirrors.5. The method of wherein:operating sensors ...

Combined Surface User Interface

Techniques for utilizing two or more mobile devices equipped with projectors to generate a combined seamless user interfaces by stitching projection areas generated by the projectors. 120-. (canceled)21. A mobile device comprising:a processor;a first projector that projects a first projection area on a surface external to the mobile device;an illuminator that illuminates an input area with light, the input area including the first projection area and at least a portion of a second projection area projected by a second projector of another mobile device; andan imaging device that monitors the illumination of the input area to detect an interaction within the first projection area and the portion of the second projection area.22. A mobile device as recited in claim 21 , further comprising collaborative logic executed by the processor that creates a combined seamless user interface claim 21 , the combined seamless user interface including at least a portion of the first projection area and the portion of the second projection area.23. A mobile device as recited in claim 22 , wherein the combined seamless user interface allows graphical representations to span the portion of the first projection area and the portion of the second projection area.24. A mobile device as recited in claim 22 , wherein the combined seamless user interface allows graphical representations to move seamlessly between the portion of the first projection area and the portion of the second projection area based at least in part on the interaction.25. A mobile device as recited in claim 21 , further comprising:a communication system; andcollaborative logic executed by the processor that interacts with the another mobile device through the communication system to graphically stitch the first projection area with the second projection area.26. A mobile device as recited in claim 25 , wherein:the imaging device further detects a portion of the first projection area that overlaps the second projection ...

Semiconductor cell structure and forming method thereof

Semiconductor cell structure and forming method thereof are provided. The semiconductor cell structure includes: a substrate including a first section and third regions on both sides of the first section in a first direction; and a first gate structure group including one or more first gate structures on the substrate. The first section includes a first region and a second region aligned along the first direction in the first section. The first region and the second region are configured to form transistors have a type opposite to a type of transistors configured to be formed in the third regions. The one or more first gate structures extend along the first direction across the first region, the second region, and the third regions on both sides of the first section.

Session-based recommendation method and device

A session-based recommendation method and device according to one or more embodiments of this disclosure are provided, which use a pre-trained recommendation model to perform item recommend. The method includes following contents: a directed session graph is constructed according to a session to be predicted; the directed session graph is then input into a gated graph neural network which outputs the item embedding vector; a user's dynamic preference is determined according to a user's current preference and a first long-term preference, the current preference is an item embedding vector of a last item in the session and the first long-term preference is determined according to the item embedding vector and an importance score of the item; a prediction score of a respective item is determined according to the dynamic preference and the item embedding vector; and a recommended item is output according to the prediction score of the respective item.

Method for preparing 18f-bpa and intermediate

Composite radius filler manufacturing methods and related systems

The present disclosure relates to systems and methods relating to the application of composite radius filler materials. An example material feed system includes a material container configured to contain a composite material and a material feed actuator. The material feed system also includes a nozzle coupled to the material container and a workpiece sensor configured to provide information about a workpiece. The material feed system also includes a controller. The controller is configured to receive, from the workpiece sensor, workpiece information. The workpiece information is indicative of at least one surface of the workpiece. The controller is also configured to, based on the workpiece information, cause the material feed actuator to apply a force to the composite material contained in the material container so as to extrude at least a portion of the composite material out of the nozzle and onto a surface of the workpiece.

Thermal spray plastic coating for edge sealing and fillet sealing

Tunable thermoplastic polymer sealants and tunable conductive thermoplastic polymer sealants, and edge seals and fillet seals produced from such sealants; and substrates, components and objects comprising the tunable edge seals and fillet seals, and methods for making and applying such edge seals and fillet seals are disclosed.

Plasma generator

本实用新型涉及一种等离子体发生器，其包括：第一电极，其内部沿轴向设有电弧通道；第一支架，与所述第一电极轴向的第一端间隙配合连接；所述第一支架形成有第一空腔，所述第一空腔与所述电弧通道连通；以及第二电极，设于所述第一空腔内，且沿所述第一电极的轴向设置，所述第二电极的端部与所述第一电极的第一端之间具有非接触的重叠段。本实用新型第一支架与第一电极的第一端间隙配合连接，利于实现等离子体发生器的结构轻型化，利于减少发生器的重量，可增强设备的维护便捷性、降低材料成本消耗；且较小的产品体积及重量也更加便于安装应用。

Apparatus and method for consolidating fiber-reinforced resin material

An apparatus (100) for consolidating fiber-reinforced resin material comprises a housing (102) comprising a barrel (104) and a receptacle (108). The receptacle (108) comprises a base (126), a lid (128), positionable relative to the base (126) and the barrel (104) such that the housing (102) is open or closed, and a de-gassing port (120). The apparatus (100) comprises a gasket (130) in contact with the lid (128), the base (126), and the barrel (104) when the housing (102) is closed and a piston (114), movable between a retracted position, in which the entire piston (114) is in the barrel (104), and an extended position, in which the piston (114) is in the receptacle (108) and in the barrel (104). The apparatus (100) comprises a seal (132) in contact with the piston (114) and the barrel (104), and a drive system (148) for controlling movement of the piston (114).

Method and apparatus for multi-stage spar assembly

A method and apparatus for positioning one component relative to another component. First metrology data may be identified for a first component and second metrology data may be identified for a second component. First locations of first features may be identified on the first component using the first metrology data. Second locations of second features on the second component may be identified using the second metrology data. A transformation may be computed based on the first locations identified and the second locations identified for use in modifying a movement plan of a robotic system for positioning the second component relative to the first component.

Low dropout linear regulator, method for increasing stability thereof and phase-locked loop

Embodiments of the present invention disclose a low dropout regulator, a method for improving stability of the low dropout regulator, and a phase-locked loop. The low dropout regulator includes: a reference voltage source, an error amplifier, a regulating circuit, a load, a first compensation circuit, and a second compensation circuit. The first compensation circuit is coupled to the regulating circuit, and is configured to regulate a dominant pole and a secondary dominant pole of the low dropout regulator, to regulate a phase margin. The second compensation circuit is configured to: regulate and decrease the dominant pole of the low dropout regulator and further increase the secondary dominant pole on the basis that the first compensation circuit has regulated the dominant pole and the secondary dominant pole of the low dropout regulator, so as to regulate the phase margin; and regulate a gain-bandwidth product of the low dropout regulator. By using the low dropout regulator according to the embodiments of the present invention, a value of the gain-bandwidth product and a size of the dominant pole can be significantly reduced, and a size of the secondary dominant pole can be increased, so that the error amplifier has better noise performance.

Field-Programmable Gate Array Based Accelerator System

Accelerator systems and methods are disclosed that utilize FPGA technology to achieve better parallelism and processing speed. A Field Programmable Gate Array (FPGA) is configured to have a hardware logic performing computations associated with a neural network training algorithm, especially a Web relevance ranking algorithm such as LambaRank. The training data is first processed and organized by a host computing device, and then streamed to the FPGA for direct access by the FPGA to perform high-bandwidth computation with increased training speed. Thus, large data sets such as that related to Web relevance ranking can be processed. The FPGA may include a processing element performing computations of a hidden layer of the neural network training algorithm. Parallel computing may be realized using a single instruction multiple data streams (SIMD) architecture with multiple arithmetic logic units in the FPGA.

End effector and method of providing a one up assembly

An end effector (50) provides one up assembly drilling through mated components, including a panel, by preloading the components to assure interface integrity, thus avoiding subsequent separation for cleaning and deburring. The end effector (50) includes a drill and clamp dispenser for temporarily inserting and removing expansible single-sided clamps at various pre-drilled locations in the panel. In one method, pilot holes (28) are first pre-drilled into mated components, for example an aircraft wing panel and a wing rib or spar; an initial pilot hole location is identified, and an expansible clamp (60) is inserted into a pilot hole adjacent a desired initial fastener hole (40) location. The clamp is torqued, causing its expansion for preloading the wing panel and rib and/or spar components under a predetermined load. The fastener hole (40) is then drilled, the end effector (50) untorques and removes the clamp and identifies a second (and/or next) pilot hole location, and the process is replicated.

Low dropout linear regulator, method for increasing stability thereof and phase-locked loop

Calibration method for parallel multi-channel wireless channel measurement and system for the same

The present invention discloses a calibration method for parallel multi-channel wireless channel measurement and a calibration system thereof. The transmitting end and the receiving end are disconnected, and are respectively connected to the calibration receiving channel and the calibration transmitting channel, and the calibration receiving channel/calibration transmitting channel cooperates with a measurement channel in air interface measurement, to calibrate a channel response characteristic of the transmitting end and the receiving end. By means of the present invention, a current channel response characteristic between multiple channels can be online supervised in real time, so as to ensure that a measurement error because of an impact of mutual interference between multiple channels can be avoided in the channel measurement process.

Proximity detection in assembly environments having machinery

Systems (100) and methods (200) are provided for proximity detection in a fabrication environment. One embodiment is a method (200) for reporting proximity in an assembly environment (130). The method (200) includes equipping (202) a technician (150, 920) with a first proximity detector (160, 300, 410, 1260), disposing (204) a second proximity detector (162, 300, 420, 430, 1290) at a machine (140, 950, 1030, 1250) that moves within a cell (132, 133, 910, 1200) of the assembly environment (130), operating (210) sensors (120, 940, 1028, 1270) at the cell (132, 133, 910, 1200) to indirectly detect a location of the first proximity detector (160, 300, 410, 1260) and a location of the second proximity detector (162, 300, 420, 430, 1290) via mirrors (180, 942, 1299) when an obscuring object (170, 1000) is present, and providing (214) a warning to the technician (150, 920) if a distance between the first proximity detector (160, 300, 410, 1260) and the second proximity detector (162, 300, 420, 430, 1290) is less than a threshold.

SET, OBJECT, AND, METHOD FOR PLACING A SEALANT ON A SUBSTRATE SURFACE

conjunto, objeto, e, método para depositar um selante em uma superfície de substrato são descritos selantes de polímero termoplástico reguláveis e selantes de polímero termoplástico condutor reguláveis, e vedações de borda e vedações de filete produzidas a partir de tais selantes; e substratos, componentes e objetos compreendendo as vedações de borda e vedações de filete reguláveis, e métodos para produzir e aplicar tais vedações de borda e vedações de filete. assembly, object, and method for depositing a sealant on a substrate surface, adjustable thermoplastic polymer sealants and adjustable conductive thermoplastic polymer sealants, and edge seals and fillet seals produced from such sealants are described; and substrates, components and objects comprising the edge seals and adjustable fillet seals, and methods for producing and applying such edge seals and fillet seals.

Thermal Spray Plastic Coating for Edge Sealing and Fillet Sealing

Tunable thermoplastic polymer sealants and tunable conductive thermoplastic polymer sealants, and edge seals and fillet seals produced from such sealants; and substrates, components and objects comprising the tunable edge seals and fillet seals, and methods for making and applying such edge seals and fillet seals are disclosed.

Item recommendation method based on user intention in a conversation session

The present disclosure provides an item recommendation method and system based on a user intention in a conversation session. In this method, a current conversation session is encoded by use of items of prior time sequence and the last item so as to generate an accurate conversation session representation which is then used to perform initial item prediction as a user intention. Afterwards, an intention-guided neighbor detector is used to locate an accurate neighbor conversation session. Finally, the current conversation session and the neighbor conversation session representations are combined adaptively by a gated mixed layer to generate the final item recommendation, so as to effectively improve the accuracy of item recommendation.

Proximity detection in assembly environments having machinery

【課題】技術者がゾーンの中で加工されている大型部品によって遮蔽されている場合でも、自動機械が同一ゾーン内で技術者と連携して動作することが可能になる製造環境における近接状態検出のためのシステム及び方法を提供する。【解決手段】組み立て環境における近接状態を報告するための方法である。この方法は、第１近接状態検出器を技術者に装備させることと、組み立て環境のセルの中で動く機械に、第２近接状態検出器を配置することと、遮蔽物が存在する時に、ミラーを介して第１近接状態検出器の所在地及び第２近接状態検出器の所在地を間接的に検出するよう、セルのセンサを動作させることと、第１近接状態検出器と第２近接状態検出器との間の距離が閾値を下回った場合に、技術者に警告を提供することとを、含む。【選択図】なし

Low drop-out voltage regulator, method for improving stability thereof and phase-locked loop

本發明提供低壓差線性穩壓器與增加其穩定性的方法及鎖相迴路。低壓差線性穩壓器包括參考電壓源、誤差放大器、調節電路、負載、第一及第二補償電路。第一補償電路用於調節低壓差線性穩壓器的主極點及次主極點以調節相位裕度；第二補償電路用於在第一補償電路已調節低壓差線性穩壓器的主極點及次主極點的基礎上，調節減小低壓差線性穩壓器的主極點，更增大次主極點以調節相位裕度，並調節低壓差線性穩壓器的增益頻寬積。藉由本發明可以顯著地降低增益頻寬積值及主極點的大小，並且增加次主極點的大小，從而使得誤差放大器有更好的雜訊性能。

Low dropout regulator, method for improving stability of low dropout regulator, and phase-locked loop

Embodiments of the present invention disclose a low dropout regulator, a method for improving stability of the low dropout regulator, and a phase-locked loop. The low dropout regulator includes: a reference voltage source, an error amplifier, a regulating circuit, a load, a first compensation circuit, and a second compensation circuit. The first compensation circuit is coupled to the regulating circuit, and is configured to regulate a dominant pole and a secondary dominant pole of the low dropout regulator, to regulate a phase margin. The second compensation circuit is configured to: decrease the dominant pole of the low dropout regulator and further increase the secondary dominant pole on the basis that the first compensation circuit has regulated the dominant pole and the secondary dominant pole of the low dropout regulator, so as to regulate the phase margin; and regulate a gain-bandwidth product of the low dropout regulator.

Organic electroluminescent device

本發明涉及有機電致發光器件，包含陽極，陰極和一層或多層有機層，有機層至少包含一種具有如下化學式I所述結構式的材料，採用該有機發光材料製作的有機電致發光器件具有電致發光效率良好和色純度優異以及壽命長的優點。□

PROXIMITY DETECTION IN ASSEMBLY ENVIRONMENTS THAT HAVE MACHINERY

a presente invenção refere-se a sistemas e métodos para detecção de proximidade em um ambiente de fabricação. uma modalidade é um método para reportar proximidade em um ambiente de montagem. o método inclui equipar um técnico com um primeiro detector de proximidade, dispor um segundo detector de proximidade em uma máquina que move dentro de uma célula do ambiente de montagem, operar sensores na célula para indiretamente detectar uma localização do primeiro detector de proximidade e uma localização do segundo detector de proximidade por espelhos quando um objeto de ofuscamento está presente, e fornecer um alerta ao técnico se uma distância entre o primeiro detector de proximidade e o segundo detector de proximidade for menor do que um limiar. the present invention relates to systems and methods for detecting proximity in a manufacturing environment. a modality is a method for reporting proximity in an assembly environment. the method includes equipping a technician with a first proximity detector, arranging a second proximity detector on a machine that moves within a cell in the assembly environment, operating sensors in the cell to indirectly detect a location of the first proximity detector and a location from the second mirror proximity detector when a glare object is present, and provide an alert to the technician if a distance between the first proximity detector and the second proximity detector is less than a threshold.

Method for preparing 18F-BPA and intermediate

A method for preparing 18 F-BPA and an intermediate, by which high-purity 18 F-BPA is obtained. The method simplifies the synthesis steps after 18 F labeling, and is easy to operate and efficient.

A plasma ignition burner

Composite radius filler manufacturing methods and related systems

Apparatus and method for consolidating fiber-reinforced resin material

Method for preparing 18f-bpa and intermediate

Systems and methods for laser ablation of a surface

An apparatus, method and computer-readable storage medium are provided for laser ablation of a structural part. The method includes accessing a digital model of the structural part, and tiling the digital model into tiles that correspond to respective regions of the structural part. The method includes determining discrete tool paths of a machine tool for respective ones of the tiles for laser ablation of the respective regions of the structural part. And the method includes generating instructions for the machine tool to perform the laser ablation of the structural part according to the discrete tool paths.

Field-Programmable Gate Array Based Accelerator System

Accelerator systems and methods are disclosed that utilize FPGA technology to achieve better parallelism and flexibility. The accelerator system may be used to implement a relevance-ranking algorithm, such as RankBoost, for a training process. The algorithm and related data structures may be organized to enable streaming data access and, thus, increase the training speed. The data may be compressed to enable the system and method to be operable with larger data sets. At least a portion of the approximated RankBoost algorithm may be implemented as a single instruction multiple data streams (SIMD) architecture with multiple processing engines (PEs) in the FPGA. Thus, large data sets can be loaded on memories associated with an FPGA to increase the speed of the relevance ranking algorithm.

Methods for consolidating fiber-reinforced resin material

An apparatus for consolidating fiber-reinforced resin material comprises a housing, comprising a barrel and a receptacle. The receptacle comprises a base, a lid, positionable relative to the base and relative to the barrel such that the housing is in an open state or a closed state, and a de-gassing port. The apparatus comprises a gasket that is in contact with the lid, the base, and the barrel when the housing is in the closed state. The apparatus comprises a piston, movable between a retracted position, in which the piston, in its entirety, is in the barrel, and an extended position, in which a portion of the piston is in the receptacle and another portion of the piston is in the barrel. The apparatus comprises a seal, which is in contact with the piston and the barrel, and a drive system, configured to control movement of the piston.

Answer selection method for question answering system and the system

Disclosed are an answer selection method for a question answering system. With the method and system, a sentence distributed representation of a question and an answer is generated by adopting a hierarchical length-adaptive neural network structure with a purpose of extracting high-quality sentence features by using different neural feature extractors according to a length of an input sentence. First, one word distributed representation is generated for each word in the input sentence by connecting one fixed word embedding and one finely-adjusted word embedding. Next, a BiLSTM-based feature extractor is used for a short sentence and a Transformer-based feature extractor is used for a long sentence. Finally, a sentence vector representation for measuring a correlation between a question and a candidate answer is generated by using an attention pooling layer considering an interaction between a question sentence and an answer sentence.

Proximity detection in assembly environments having machinery

Apparatuses and methods for applying radius filler

Bifunctional macrocyclic chelate, conjugate, metal complex and use thereof

The present disclosure relates to the technical field of chelating agents, in particular to a bifunctional macrocyclic chelate, a conjugate, a metal complex, and use thereof. The bifunctional macrocyclic chelate is a compound of following Formula I or an isomer thereof, wherein R 1 , R 3 , R 5 , and R 7 are each independently selected from alkyls or long-chain polymer groups, R 2 , R 4 , R 6 , and R 8 are each independently selected from functional groups, R a , R b , R c , and R d are each independently selected from any one of H, substituted or unsubstituted alkyls, halogens, substituted or unsubstituted cyano groups, substituted or unsubstituted ester groups, substituted or unsubstituted alkoxys, substituted or unsubstituted amines, and substituted or unsubstituted aryls, ring The bifunctional macrocyclic chelate can complex most nuclides, and expand use of the bifunctional macrocyclic chelate, and the metal complex chelating different nuclides can realize integration of diagnosis and treatment.

Inspection system and methods for inspecting an optical surface of a laser scanner

The present disclosure provides an inspection system and method for inspecting an optical surface of a laser scanner, the system including a directional optical source and an optical detector. The method includes moving one of the laser scanner or the inspection system to a position in which a beam axis of the directional optical source extends across but does not intersect the optical surface, between the optical surface of and the optical detector. The method further includes emitting a light beam from the directional optical source, across the optical surface so that light from the light beam is incident on debris disposed on the optical surface. The method further includes collecting the light at the optical detector to form an image that indicates presence of the debris on the optical surface of the laser scanner; and generating feedback to alert a user of the presence of the debris.

Coarse adjustment unit array applied to digital controlled oscillator and related apparatuses

Lock-positioned structure for tapping-proof lock core

Session-based recommendation method and device

A session-based recommendation method and device according to one or more embodiments of this disclosure are provided, which use a pre-trained recommendation model to perform item recommend. The method includes following contents: a directed session graph is constructed according to a session to be predicted; the directed session graph is then input into a gated graph neural network which outputs the item embedding vector; a user's dynamic preference is determined according to a user's current preference and a first long-term preference, the current preference is an item embedding vector of a last item in the session and the first long-term preference is determined according to the item embedding vector and an importance score of the item; a prediction score of a respective item is determined according to the dynamic preference and the item embedding vector; and a recommended item is output according to the prediction score of the respective item.

Lock core component and key capable of enhancing burglarproof function

Ultra wideband location determination with predicative and power saving capabilities

Techniques for controlling a process to prevent injury are presented. The techniques include obtaining a location estimation of a mobile transmitter affixed to an object, where the location estimation is relative to a location of a fixed receiver, and where the obtaining the location estimation includes sending an ultra wideband communication from the mobile transmitter to the fixed receiver and acquiring the ultra wideband communication by a phased antenna array of the fixed receiver; assessing, based on the location estimation, that the mobile transmitter is within an impermissible location; determining that the location estimation is sufficiently accurate based on a distance between the location estimation and the fixed receiver; and interrupting the process upon both assessing that the mobile transmitter is within an impermissible location and determining that the location estimation is sufficiently accurate.

Method for predicting matching degree between resume and post, and related device

A method for predicting matching degree between a resume and a post, and a related device are provided in this disclosure. In the method for predicting the matching degree between the resume and the post, and the related device according to this disclosure, firstly the semi-structured keys and values in post information and resume information and their source are obtained. Then, the matching degree between the resume information and the post information is predicted by a prediction model including a cascaded pre-trained language model, a Transformer encoder and a single label classification model, based on the keys and values of a respective post information and resume information attribute, and corresponding source representations. Thus, by comprehensively searching internal interaction and external interaction of semi-structured multivariate attributes in person-post matching, the matching result is more accurate.

Method for predicting matching degree between resume and post, and related device

A method for predicting matching degree between a resume and a post, and a related device are provided in this disclosure. In the method for predicting the matching degree between the resume and the post, and the related device according to this disclosure, firstly the semi-structured keys and values in post information and resume information and their source are obtained. Then, the matching degree between the resume information and the post information is predicted by a prediction model including a cascaded pre-trained language model, a Transformer encoder and a single label classification model, based on the keys and values of a respective post information and resume information attribute, and corresponding source representations. Thus, by comprehensively searching internal interaction and external interaction of semi-structured multivariate attributes in person-post matching, the matching result is more accurate.

Knocking-proof core locking structure

System for proximity reporting in an assembly environment

A method and a system can be used for reporting proximity between technicians in an assembly environment. The method includes monitoring, by a proximity server, a distance between a first proximity detector and a second proximity detector based on a first signal and a second signal. The first proximity detector is configured to generate the first signal, and the second proximity detector is configured to generate the second signal.

Inspection system and methods for inspecting an optical surface of a laser scanner

The present disclosure provides an inspection system and method for inspecting an optical surface of a laser scanner, the system including a directional optical source and an optical detector. The method includes moving one of the laser scanner or the inspection system to a position in which a beam axis of the directional optical source extends across but does not intersect the optical surface, between the optical surface of and the optical detector. The method further includes emitting a light beam from the directional optical source, across the optical surface so that light from the light beam is incident on debris disposed on the optical surface. The method further includes collecting the light at the optical detector to form an image that indicates presence of the debris on the optical surface of the laser scanner; and generating feedback to alert a user of the presence of the debris.

Inspection system and methods for inspecting an optical surface of a laser scanner

The present disclosure provides an inspection system (300) and method for inspecting an optical surface (306) of a laser scanner (230), the system including a directional optical source (302) a beam axis of which extends across but does not intersect the optical surface of the laser scanner so that the light is incident on debris (D) disposed on the optical surface, and an optical detector (310) configured to collect the light to form an image. The method includes moving one of the laser scanner or the inspection system to a position in which a beam axis of the directional optical source extends across but does not intersect the optical surface, between the optical surface of and the optical detector. The method further includes emitting a light beam from the directional optical source, across the optical surface so that light from the light beam is incident on debris disposed on the optical surface. The method further includes collecting the light at the optical detector to form an image that indicates presence of the debris on the optical surface of the laser scanner; and generating feedback to alert a user of the presence of the debris.

Fact validation method and system, computer device and storage medium

The disclosure relates to a fact validation method and system, a computer device and a storage medium. The method includes following steps: a statement to be validated is inputted and a searching is made for the statement to obtain an evidence set of the statement; a hierarchical heterogeneous graph consisting of an entity node, a sentence node and a context node is constructed based on the evidence set; the statement and the evidence set are spliced and a node is initialized to obtain feature representation of the node; the feature representation of the node is updated based on inference according to a propagation direction of a neural network of the node in the hierarchical heterogeneous graph; and an inference path for the updated feature representation of the node is built and a prediction result of the statement is output according to the inference path.

Ultra wideband location determination with predicative and power saving capabilities

Techniques for controlling a process to prevent injury are presented. The techniques include obtaining a location estimation of a mobile transmitter affixed to an object, where the location estimation is relative to a location of a fixed receiver, and where the obtaining the location estimation includes sending an ultra wideband communication from the mobile transmitter to the fixed receiver and acquiring the ultra wideband communication by a phased antenna array of the fixed receiver; assessing, based on the location estimation, that the mobile transmitter is within an impermissible location; determining that the location estimation is sufficiently accurate based on a distance between the location estimation and the fixed receiver; and interrupting the process upon both assessing that the mobile transmitter is within an impermissible location and determining that the location estimation is sufficiently accurate.

Proximity detection in assembly environments having machinery

Fact validation method and system, computer device and storage medium

A fact validation method including the following steps: a statement to be validated is inputted and a searching is made for the statement to obtain an evidence set of the statement; a hierarchical heterogeneous graph consisting of an entity node, a sentence node and a context node is constructed based on the evidence set; the statement and the evidence set are spliced and a node is initialized to obtain feature representation of the node; the feature representation of the node is updated based on inference according to a propagation direction of a neural network of the node in the hierarchical heterogeneous graph; and an inference path for the updated feature representation of the node is built and a prediction result of the statement is output according to the inference path.

１８ｆ－ｂｐａの製造方法及び中間体

【課題】本発明は、高純度の１８Ｆ－ＢＰＡを得ることができ、１８Ｆ標識後の合成ステップを簡略化し、操作しやすく、効率が高い１８Ｆ－ＢＰＡの製造方法及び中間体を提供する。【解決手段】中間体Ｉの式中、Ｒ１、Ｒ２はハロゲンであり、或いは、Ｒ１、Ｒ２はホウ酸基又はホウ酸基に加水分解可能な置換基であり、Ｒ３、Ｒ４は、それぞれ水素とアミノ基の保護基であるか、又はアミノ基と共にアミノ基を保護するイミノ基を形成し、Ｒ５は、水素又はカルボキシル基の保護基である。【選択図】図３

Method for preparing 18f-bpa and intermediate

A method for preparing 18F-BPA and an intermediate, by which high-purity 18F-BPA is obtained. The method simplifies the synthesis steps after 18F labeling, and is easy to operate and efficient.

流体流修正プレート、及び流体流修正プレートを備える押出機

【課題】押し出し可能な物質を表面上に堆積させるための装置及び方法を提供する。【解決手段】流体流修正プレート２００は、入口側表面３０１及び出口側表面３０２を有する一体式本体３００、第１から第４の通路５０１〜５０４を備える。第１から第４の通路は、各々、入口側表面と出口側表面との間を延びる。第１、２の通路は、第１の交差境界５３０で互いに交差する。第３、４の通路は、第２の交差境界５３１で互いに交差する。第１、３の通路、第１、４の通路、第２、３の通路、および第２、４の通路は、それぞれ互いに交差しない。第１の通路入口開口部の外周境界は、第４の通路入口開口部の外周境界との一点の接点を有する。第２の通路出口開口部の外周境界は、第３の通路出口開口部の外周境界との一点の接点を有する。【選択図】図５

Coarse adjustment cell array applied to digitally controlled oscillator and related apparatus

The disclosure discloses a coarse adjustment cell array applied to a digitally controlled oscillator and a related apparatus. The coarse adjustment cell array applied to the digitally controlled oscillator includes X coarse adjustment cells, and each coarse adjustment cell in the coarse adjustment cell array includes a logic cell and W fine adjustment cells; and input to a logic cell of a coarse adjustment cell i in the coarse adjustment cell array includes Y coarse adjustment control bits and W fine adjustment control bits, output from the logic cell of the coarse adjustment cell i is used to control whether W fine adjustment cells in the coarse adjustment cell i work, Y is an integer greater than 1, and X and W are integers greater than 1.

Coarse adjustment unit array applied to digital controlled oscillator and related apparatuses

Flip-flop

A flip-flop is provided. The flip-flop includes: a first inverter including an input terminal to receive data signal and an output terminal coupled to an input terminal of the master latch, a second inverter, a master latch including an output terminal coupled to an input terminal of a slave latch, and the slave latch including an output terminal coupled to an input terminal of the second inverter. An output terminal of the second inverter is configured as an output terminal of the flip-flop. A duration of the first clock signal inputted to the master latch is greater than a duration of the first clock signal inputted to the slave latch. A duration of the second clock signal inputted to the master latch is greater than a duration of the second clock signal inputted to the slave latch.

Structure of lock tool having higher anti-steal level

Wafer lock