Method for preparing polytetrafluoroethylene ordered template based on temperature-controllable, pressure-controllable and friction film forming device

The invention relates to a method for preparing polytetrafluoroethylene (PTFE) ordered template based on temperature-controllable, pressure-controllable and friction film forming device. The device consists of a numerical control motor, a temperature control module and a pressure control module. Due to the adoption of the device, ordered PTFE templates are prepared on various rigid substrate materials such as glass, ITO and a silicon wafer, and the PTFE templates with different film thicknesses are acquired by controlling the parameters such as temperature, pressure and friction film forming speed; the templates have ordered heights, and can be used for epitaxial growth of various organic semiconductors and ferroelectric polymer films.

Method for preparing colloid ball sample for three-dimensional calibration of scanning probe microscope

The invention belongs to field of the scanning probe microscope technique, particularly relates to a preparing method of colloidal sphere sample which is used for scanning probe microscope three-dimensional calibration. The invention uses improved vertical deposition method, including the following steps: inserting a piece of fresh dissociated mica base-plate vertically into monodispersed colloidal sphere solution at proper concentration, placing the vertical deposition system in the climatic chamber, controlling the temperature and the humidity strictly, until the solution is volatilized totally, then obtaining grating-like shaped mono-layer ordered close-packing colloidal sphere sample, which can be used for calibration of piezoelectric scanning tube of scanning probe microscope along X, Y and Z directions.

Material defining method and equipment based on material attribute characteristics and BOM (Bill of Materials) list, and medium

The method comprises the following steps: storing a material feature library based on material attribute features and a material definition method of a BOM list; receiving information of material classification definition, and forming a material classification tree graph with a hierarchical relationship; collecting material features selected by a user in the material feature library through a material information collection interface; receiving material BOM list information; according to the collected material feature values of the material feature library features and material BOM list information, outputting a material feature list of a last-stage material node of the material classification tree graph, describing and defining the material features through two dimensions, defining and describing the appearances and functions of the materials by using attribute features, and obtaining the material classification tree graph. The structure of the material is defined and described by the ...

Foldable type salvation conveying device

The invention discloses a foldable type salvation conveying device. The foldable type salvation conveying device comprises a conveying device body. The foldable type salvation conveying device is characterized in that the conveying device body comprises a foldable main frame, a conveyor belt and a motor, wherein brackets are arranged at the four corners of the main frame; a driving shaft and a driven shaft are arranged at the two ends of the main frame; the driving shaft is provided with a driving roller and the driven shaft is provided with a driven roller; the driving roller and the driven roller are connected by the conveyor belt; the main frame is provided with a plurality of carrier rollers which are arranged at equal distances along the conveying direction of the conveyor belt; the carrier rollers are arranged on the inner side of the conveyor belt; the motor is fixedly arranged on the main frame; and the motor is connected with the driving shaft by a belt wheel. The foldable type ...

Device for adjusting flatness during laser beam welding and operation method thereof

The invention discloses a device for adjusting planeness during laser beam welding, which comprises a base and a jig adjusting plate, the jig adjusting plate is mounted on the base, and an angle adjusting structure capable of rotating by a certain angle in any direction is mounted between the base and the jig adjusting plate; the angle adjusting structure comprises a rotating structure and four locking structures, the rotating structure is located in the center of the base and the jig adjusting plate, and the four locking structures are located at the four corners of the base and the jig adjusting plate. In this way, according to the device for adjusting the flatness during laser beam welding and the operation method of the device, an angle adjusting structure is adopted in the device, so that a part with the one-piece flatness needing to be adjusted can rotate by a certain angle in any direction, and it can be guaranteed that the welding plane is flat.

Frozen soil mucor for preventing and treating bradysia odoriphaga and application of frozen soil mucor

The invention provides a bradysia odoriphaga biocontrol bacterium mucor hiemalis strain BO-1 and an application of the bradysia odoriphaga biocontrol bacterium mucor hiemalis strain BO-1. The strain is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number is CGMCC NO. 40036; the microbial insecticide of the Mucor hiemalis strain BO-1 is simple in preparation method, convenient to use, non-toxic and harmless to human, livestock and other non-target organisms and free of pollution to the environment, is used as the microbial insecticide for biological control of vegetable pests, belongs to environment-friendly insecticides, and has broad application prospects. The pesticide residue risk of root maggot pest control of onion and garlic crops can be greatly reduced, green and healthy development of the industry is promoted, and the development requirement of modern ecological agriculture is met.

Antioxidant active polypeptide as well as preparation method and application thereof

The invention discloses an antioxidant active polypeptide and a preparation method thereof, the polypeptide is F1-2 or F1-3, the amino acid sequence of the F1-2 is EGKDEFRL, and the amino acid sequence of the F1-3 is EIRIKHADRK. The invention further discloses earthworm polypeptide and a preparation method thereof. The earthworm polypeptide comprises peptide fragments F1-2 and F1-3. The invention also discloses application of the antioxidant active polypeptide or earthworm polypeptide in preparation of antioxidant and/or senescence-delaying medicines, food additives, health care products or skin care products. The biological active peptide fragment determined by two amino acid sequences is identified from the earthworm polypeptide, the biological active peptide fragment is verified to have obvious anti-oxidation and anti-aging effects, the DPPH free radical scavenging rate is very high, animal experiments show that the biological active peptide fragment can relieve premature senility caused ...

Information tracking and detecting method and system based on network structure user pattern of behavior

The invention provides a method and a system for tracking and detecting information based on behavior patterns of a network structural user. The method comprises the following steps: firstly, obtaining all target information in Internet forums, and further extracting the information to obtain the information such as titles, contents, user names, publication time of related posts; secondly reconstructing the network structure of the Internet forums to the extracted information by a network building arithmetic, and establishing an integral graph and calculating the correlative character of the graph; and thirdly, carrying out correlative calculations by using a fitness estimation arithmetic, an activity estimation arithmetic and a heat degree estimation arithmetic to obtain hot topics in the Internet forums. The method considers the network structure of the Internet forums and the importance of users in the Internet forums, so the method can judge sensibility and controversial hot topics ...

Photoelectric-thermal comprehensive production energy consumption coordination control method and system

The invention relates to a photoelectric and thermal comprehensive production energy consumption coordination control method and a photoelectric and thermal comprehensive production energy consumption coordination control system. The photoelectric-thermal comprehensive energy production and consumption coordinated control method comprises the steps that actual photovoltaic power generation efficiency and circulating water circulating heat supply data are obtained, and according to a coordinated control model, the actual photovoltaic power generation efficiency is compared with a set threshold value of the photovoltaic power generation efficiency of the coordinated control model; when the actual photovoltaic power generation efficiency is lower than a set threshold value, the circulating water circulation heat supply data is adjusted, the heat supply effect is improved, and then the power generation efficiency is improved; and when the actual photovoltaic power generation efficiency is higher ...

Method for treatment of ferroelectric polymer film by virtue of solvent steam

The invention belongs to the technical field of a polymer film, and particularly relates to a method for treatment of a ferroelectric polymer film by virtue of solvent steam. The method disclose by the invention comprises the following steps: putting a polyvinylidene fluoride-trifluoroethylene copolymer (P(VDF-TrFE) for short) film into a sealed glass cavity filled with saturated butanone steam; and standing at room temperature for 4-6 hours, so as to obtain the P(VDF-TrFE) film with excellent crystalline characteristics and ferroelectric properties.

Reactive power optimization and coordination controller and saved electricity quantity online statistics method thereof

The invention discloses a reactive power optimization and coordination controller and a saved electricity quantity online statistics method of the reactive power optimization and coordination controller. The controller comprises a main processor, a voltage and current collection circuit, an output circuit for controlling compound switches to switch, a compound switch switching state feedback input circuit, a data storage unit, a communication unit, a liquid crystal display unit, a keyboard and a power source, wherein the main processor and the voltage and current collection circuit are in interactive communication, the main processor and the communication unit are in interactive communication, the main processor is connected with the output circuit and the input circuit, the output circuit is connected with all sets of compound switches which are connected with corresponding capacitor banks, the input circuit is connected with the compound switches which are connected with the corresponding ...

Sheet-inserting type luminous module

The invention is an insert piece type luminous module comprising a circuit board provided with conducing circuits; an installation part composed of a positive plate and a negative plate near an end edge on the two opposite side faces; and an illumination part composed of luminous elements each of which is far away from the positive plate and the negative plate at one of two opposite side faces of the circuit board. The anode and cathode of the luminous element are respectively electrically connected with the positive plate and the negative plate. Because the insert piece type luminous module utilizes single circuit board, it is convenient for manufacture and low in manufacturing cost. The illumination part projects out of the installation part and isolates with the supply power connecting seat by an altitude such that the light source has a wider illumination angle and range.

Multifunctional stroller

The invention discloses a multifunctional stroller. The multifunctional stroller comprises a frame and a seat, wherein the seat is arranged at the middle part of the frame. The multifunctional stroller is characterized in that the seat is connected with the frame through an automatic shaking device, the automatic shaking device comprises two sets of shaking mechanisms which are arranged on the two sides of the seat respectively and one set of control part on the frame, universal wheels are arranged at two feet on the front side of the bottom of the frame respectively, triangular wheels are arranged at the two feet on the back side of the bottom of the frame respectively, a remote monitoring device is arranged on the frame and above the seat and comprises a network camera, and the network camera is connected with the frame through a mounting frame. According to the multifunctional stroller disclosed by the invention, the real-time monitoring of the state of a baby can be realized by the ...

Material definition method, graph number definition method and medium

Storing a material feature library and a graph number feature library; receiving information of material classification definition, and forming a material classification tree graph with a hierarchical relationship; collecting material features selected by a user in the material feature library and the graph number feature library through a material information collection interface; and outputting a material feature list of a last-stage material node of the material classification tree graph according to the collected material feature library features and the material feature values of the graph number feature library features. The material features are described and defined through two dimensions, and the appearances and functions of the materials are defined and described by using the attribute features and the graph number features, so that the description, definition and classification of the materials are clearer, clearer and more comprehensive; the attribute features and the graph ...

Laser plastic welding process

The invention discloses a laser plastic welding process which comprises first plastic and second plastic, the first plastic is placed on the second plastic, the laser penetrating performance of the first plastic is higher than that of the second plastic, and a transition connection structure is placed between the first plastic and the second plastic; the laser penetration performance of the transition connection structure is between the laser transmission plastic and the second plastic. In this way, the laser plastic welding process adopts a transition connection structure, the welding time is greatly shortened through the double molten pools, and welding of dissimilar materials with large laser absorptivity difference can be achieved.

Touch -control OGS based on metal net

The utility model discloses a touch -control OGS based on electrically conductive net, include: the glass substrate adheres the electrically conductive net layer on the glass substrate, places the macromolecule membrane layer on electrically conductive net layer, electrically conductive net layer be by X axle guide electricity material and Y axle guide electricity material insulating and vertically and horizontally staggered and form electrically conductive net each other. Directly form the wire array of X, Y axle direction on the glass substrate, simple structure, preparation simple process,greatly reduced manufacturing cost, improved production efficiency, be fit for batch production.

Engine tail gas emission collection channel switching valve

The utility model discloses a switching valve of an engine tail gas emission collecting channel. The ball valve comprises a shell, a ball valve body is arranged at the front end of the shell, a driving motor is arranged on one side of the lower end of the ball valve body, the driving end of the driving motor is connected with a transmission system arranged in the shell, the other end, away from the driving motor, of the transmission system is connected with a rotary control shaft arranged in the ball valve body, and a sealing ring is further arranged in the ball valve body. The switching valvehas the advantages that the ball valve is controlled by the motor to rotate so as to control opening or closing of the collecting channel. Through different rotation angles of the ball valve, the requirements for different numbers of collection channels are met. Only part of examples are made for the graph, and the number of channels can be adjusted by increasing or decreasing the number of holesof ...

Pressure vessel trepanning reinforcement method and system, electronic equipment and storage medium

The invention discloses a pressure vessel trepanning reinforcement method and system, electronic equipment and a storage medium, and relates to the field of vessel trepanning reinforcement, and the method comprises the following steps: obtaining barrel information and takeover information of a pressure vessel; determining the axial stress and the circumferential stress of the barrel according to the barrel information; determining the ratio of the circumferential stress to the axial stress according to the axial stress and the circumferential stress; judging whether the cylinder meets a correction condition or not, and if yes, correcting the stress under different ratios according to the pipe connection information, the 0-degree cross section stress concentration coefficient and the 90-degree cross section stress concentration coefficient; and if not, correcting the stress under different specific values according to the stress concentration coefficient when the specific value is the first ...

METHOD AND DEVICE FOR SETTING A FLIGHT ROUTE

A method and a device for setting a flight route are provided. The method comprises acquiring route data of an aerial vehicle, determining waypoint coordinates in the route data, configuring a route display interface according to maximum distances between the determined waypoint coordinates, displaying a route of the aerial vehicle in the configured route display interface according to waypoint coordinates in the route data, and resetting the route displayed in the route display interface according to edit information corresponding to a received edit operation to obtain updated route data of the aerial vehicle. 1. A flight route setting method comprising:acquiring route data of an aerial vehicle, the route data comprising waypoint coordinates of waypoints on a route;displaying the route of the aerial vehicle in a route display interface zoomed at a zoom ratio according to the waypoint coordinates; andresetting the route displayed in the route display interface according to an edit operation to obtain updated route data of the aerial vehicle.2. The method of claim 1 , further comprising: calculating a first maximum planar distance between the waypoints in a first direction in a planar coordinate system;', 'calculating a second maximum planar distance between the waypoints in a second direction in the planar coordinate system; and', 'calculating the zoom ratio according to a screen coordinate of a screen showing the route display interface, and the first and second maximum planar distances., 'configuring the zoom ratio, comprising3. The method of claim 1 , wherein resetting the route comprises:detecting the edit operation;detecting, if the edit operation instructs to update one of the waypoints to a target position, whether the target position is within a no-fly zone;if yes, issuing a prompt of forbidding to set; andif no, resetting the route displayed in the route display interface according to the edit operation.4. The method of claim 1 , wherein acquiring the route ...

Positioning die for arranging elbow pipe on powder concentrator shell

The invention discloses a positioning die for arranging an elbow pipe on a powder concentrator shell. The positioning die comprises an upper die plate, a core rod and a lower die plate, wherein one end of the core rod is vertically connected with the upper die plate, and the other end of the core rod is vertically connected with the lower die plate; and a positioning device for fixing the elbow pipe is arranged on the upper die plate. By the positioning die, the installation accuracy of the elbow pipe on the powder concentrator shell is ensured, and the measurement positioning difficulty and manufacturing error of the elbow pipe during weld positioning are reduced effectively. In addition, the manufacturing accuracy is ensured while the work efficiency is improved during batch production, and the positioning die is easy and convenient to operate.

OPGW optical cable sag monitoring method and system based on BOTDR strain measurement

The invention discloses an OPGW (Optical Fiber Composite Overhead Ground Wire) optical cable sag monitoring method and system based on BOTDR (Brillouin Optical Time Domain Reflectometry) strain measurement, relates to the technical field of optical cable sag monitoring, and is used for solving the problems of high cost, need of power supply and the like in the existing sag monitoring scheme. The method is characterized by comprising the following steps: acquiring a Brillouin spectrum of an OPGW optical cable at a fixed time interval based on a BOTDR (Brillouin Optical Time Domain Reflectometer), wherein the OPGW optical cable is erected on an equal-height tower and the shape of the OPGW optical Processing the Brillouin spectrum at the fixed time interval to obtain a Brillouin frequency shift variation and a Brillouin frequency shift variation caused by temperature at a downlead, and further demodulating the strain of the OPGW; according to the OPGW optical cable strain, calculating to obtain ...

Novel dining table suitable for having meals by people different in height

The invention discloses a novel dining table suitable for having meals by people different in height. The dining table comprises a table surface and table legs and is characterized in that a cylindrical plate is fixedly connected with the upper end of each table leg; the table surface comprises a plurality of fan-shaped panels which are independent; the fan-shaped panels are arranged on outer circumferences of the cylindrical plates in a layered manner along the height direction; adjacent fan-shaped panels are not located on a same layer, and projections of all the fan-shaped panels are not overlapped on the horizontal surface; a base is fixedly connected to the lower end of each table leg. According to the novel dining table suitable for having the meals by people different in height, disclosed by the invention, as the multiple independent fan-shaped panels are arranged in the layered manner, people different in age and height can be used, and adjacent people can be prevented from taking ...

Hot melting butt welding machine

The utility model relates to the technical field of hot melting, and discloses a hot melting butt welding machine which comprises a main body, the main body is a semicircular block, a base is arranged behind the main body, the base is composed of an upper side T-shaped rod and a lower side rectangular block, and the front side wall face of the upper side T-shaped rod of the base is fixedly connected with the outer wall face of the main body. A supporting arm is fixedly installed on the rear side of the T-shaped top of the body and is a rod of an L-shaped structure, a telescopic rod is fixedly installed on the horizontal lower wall face of the supporting arm, a heating piece is fixedly installed on the lower wall face of the telescopic rod, a fixing screw is arranged at the top of the supporting arm, and a round through hole is formed in the top of the supporting arm. By arranging the locking piece and the extrusion screw rod, when the two butt joint pipes are welded in the hot melting groove ...

Secondary coefficient sparse method based on maximum between-class variance

The invention discloses a secondary coefficient sparse method based on maximum between-class variance. The method comprises the following implementation steps: (1) identifying a secondary channel coefficient as s' (n) by using a nonlinear function extension filter model; (2) calculating an initial maximum between-class variance threshold value T0 of the s' (n); (3) selecting an initial sparse coefficient s ''(n) through the initial sparse threshold T0, and calculating a proportion A of a linear part source coefficient to a sparse coefficient; and (4) determining a final sparse threshold value and a sparse coefficient according to the value of A. The invention provides a maximum between-class variance threshold selection method under strong linearity and weak linearity, the sparse threshold selected by the method enables the variance between the selected coefficient and the discarded coefficient to be maximum, the secondary modeling precision is effectively considered, and the calculation ...

Method for lossless measuring shape parameter of atomic force microscope probe

The invention belongs to the field of measurement technology, which particularly relates to a scatheless method for measuring atom force microscope probe shape parameters. The invention includes the following steps: using the tested probe to scan dispergated polystyrene micrballon and close packing polystyrene micrballon separately, obtaining a certain parameter, assuring the equation by the geometrical relationship between the probe and micrballon when scanning, calculating the probe point curvature radius r and cone angle Theta of the tested probe according to the equation. The invention also elaborates a preparing method of micrballon sample. The invention has the merits of easy operation, low cost and less time consumption, high test accuracy and reliable result.

Automatic mark transport trolley of seeking of intelligence AGV

Automatic mark transport trolley of seeking of intelligence AGV includes the automatic transport trolley of compriseing frame, drive unit, the control unit, third grade, warning device, battery, apron, sensor, traction lever and front and back steering mechanism of intelligent AGV, its characterized in that: there is a decorative board frame both sides installs crashproof backplate around, and there is a H type axle girder centre, tertiary buffer stop include first order buffer stop barrier sensor, second level buffer stop rank piece sensor and the spacing travel switch of third level buffer stop, first order buffer stop barrier sensor has 1 meter sensing scope that varies of 120 degrees wide angles and distance to install at the frame, and second level buffer stop rank piece sensor is installed at the guardrail, has a string locating hole on the guardrail has the corresponding pearl that bumps in, and the spacing travel switch of third level buffer stop installs at the frame forebody and ...

Grouting reinforcement device for well periphery roadbed construction

The invention relates to the field of roadbed construction, in particular to a grouting reinforcement device for well periphery roadbed construction. According to the grouting reinforcement device for construction of the subgrade around the well, the dosage of cement can be controlled to effectively repair the subgrade, the cement can be more uniform, subgrade gaps can be more fully filled with the cement, and therefore the repairing effect of the subgrade is improved. A grouting reinforcement device for construction of a roadbed around a well comprises sliding wheels, a base, a supporting frame and the like. A base is fixedly connected among the four sliding wheels, and a supporting frame is fixedly connected to the top of the base. The output shaft of the motor rotates to drive the piston to move upwards, the sliding plate moves downwards to drive the piston to move downwards, the piston can intermittently extrude cement into gaps of a roadbed, a worker can control the using amount of ...

Colloid sphere vertical self assembly method based on piezoelectric ceramic vibrational excitation

The invention relates to a colloid sphere vertical self assembly method based on piezoelectric ceramic vibrational excitation. During a film-forming process, the top of a clean substrate laid vertically is rigidly connected with a piezoelectric ceramic chip, an excitation voltage with certain frequency and amplitude is applied on the piezoelectric ceramic chip, and the substrate is driven to vibrate in the vertical direction. By virtue of small energetic disturbance generated by the piezoelectric vibration, a colloid sphere can be transferred to a position with minimum energy more easily, so that a colloid crystal structure which has a bigger orderly area is formed. The preparation method provided by the invention has the characteristics that the cost is low, the operation is simple, and the colloid crystal structure which has the particle size of 90nm-800nm can be prepared easily. Compared with the simplex vertical precipitating method, the colloid crystal structure prepared by virtue ...

Proximity and contact signal identification method of piezo-transistor dual-mode sensor

The invention belongs to the technical field of electronic technology information sensing, and particularly relates to an approach and contact signal identification method of a piezo-transistor dual-mode sensor. A piezoelectric capacitor and a transistor are combined to construct a piezoelectric transistor device, so that two-in-one function integration of proximity sensing and contact sensing is realized. However, when a piezoelectric transistor works, sensing signal sources cannot be effectively distinguished. According to the invention, a double-gate transistor and a piezoelectric capacitor are combined to construct a double-gate piezoelectric transistor proximity/contact dual-mode sensing device with an expanded gate structure, and the piezoelectric capacitor is used as a sensing end of proximity and contact signals. The top electrode of the piezoelectric capacitor device is electrically connected with the grid electrode of the double-grid transistor, and the two are connected with ...

An accurate simulation experiment circuit of high tension gas-discharge lamp rectification effects

The invention provides a high-intensity gas discharge lamp rectifier effect precise simulation test circuit, which relates to the illumination electron technical field. The invention solves the problem that directly using resistance for equalling the high-intensity gas discharge lamp in the existing traditional circuit directly is not exact and true. The invention consists of a first diode (D1), a second diode (D2), a bidirectional switch (S), a variable resistance (R) and a high-intensity gas discharge lamp (LAMP); one end of the variable resistance (R) is connected with the anode of the first diode (D1); the cathode of the second diode (D2) and one output terminal of a ballast, the cathode of the first diode (D1) and the anode of the second diode (D2) are respectively connected with two contact ends of the bidirectional switch (S); the switch end of the bidirectional switch (S) and another end of the variable resistance (R) are connected with one end of the high-intensity gas discharge ...

Utilize pressure vessel heat transfer device of shale gas fracturing fluid

The utility model relates to a with the pressure vessel heat transfer device that shale gas fracturing fluid heat energy carries out the heat exchange, its technical scheme is: the top of overhead tank is equipped with the feed liquor pipe, and the bottom of overhead tank is equipped with the drain pipe, the feed liquor pipe at overhead tank top on connect the diffusion dish, the outside of overhead tank is equipped with manometer and peep hole, the inside of overhead tank is equipped with the heat exchanger, the heat exchanger include motor, rolling disc, a heat transfer section of thick bamboo, heat transfer section of thick bamboo horizontally connect is in the inside of overhead tank, the external connection rolling disc of a heat transfer section of thick bamboo, the external connection motor of rolling disc, the rolling disc on be equipped with high temperature fracturing fluid import, the inner wall of a heat transfer section of thick bamboo is equipped with the propulsion blade, ...

A low pressure blend switch for reactive power compensator

The utility model provides a low pressure blend switch for reactive power compensator, include: CPU, signal acquisition and take care of circuit module, circuit module, silicon controlled rectifier group, magnetic latching relay are gathered to drive circuit module, electric current, CPU connects signal acquisition and takes care of circuit module through inputoutput port, and CPU sampling junction current gathers circuit module, and CPU is through drive circuit module control connection silicon controlled rectifier group and magnetic latching relay. The utility model provides a blend switch has voltage abnormity protection, open -phase protection, power failure protection, feedback signal protection, the protection of high EMC and from multiple protect function such as diagnosis failure protections. Have still that little, the no harmonic of energy consumption pollutes, the interference killing feature is strong, advantage such as the sintering that contacts not, be not only energy -concerving ...

Method and device for setting a flight route

A method and a device for setting a flight route are provided. The method comprises acquiring route data of an aerial vehicle, determining waypoint coordinates in the route data, configuring a route display interface according to maximum distances between the determined waypoint coordinates, displaying a route of the aerial vehicle in the configured route display interface according to waypoint coordinates in the route data, and resetting the route displayed in the route display interface according to edit information corresponding to a received edit operation to obtain updated route data of the aerial vehicle.

Milling method capable of evenly releasing milling stress of skin machine

The invention relates to a milling method capable of evenly releasing milling stress of a skin machine. The method comprises the steps of (1) sequencing all grooves according to the sinking depths from small to large to obtain all sinking depth values A1-An; (2) milling the positions of all the grooves on skin in a layered way, and milling the grooves with the sinking depth of A1; (3) eliminating the grooves with the sinking depth of A1, milling the grooves with the sinking depth of A2 in the rest grooves; (4) eliminating the grooves with the sinking depths of A1 and A2, milling the grooves with the sinking depth of A3 in the rest grooves; (5) carrying out repeated operation by referring to the step (4) until the milling sinking depth is An; (6) after all the grooves are milled, milling openings including a door, a window and the like as well as the edge margin of the skin; milling in a layered way for more than two times according to the total amount of feed; finally, leaving the material ...

CYANINE-CONTAINING COMPOUNDS FOR CANCER IMAGING AND TREATMENT

This invention relates generally to cyanine-containing compounds; pharmaceutical compositions comprising cyanine-containing compounds; and methods of using cyanine-containing compounds for cancer cell imaging, cancer cell growth inhibition, and detecting cancer cells, for example. Compounds of the invention are preferentially taken up by cancer cells as compared to normal cells. This allows many uses in the cancer treatment, diagnosis, tracking and imaging fields.

Installing tool for isolating switch touch

An installing tool for an isolating switch touch, the purpose of the invention is to provide an installing tool for the isolating switch touch, and the installing tool has reasonable structure and convenient use. According to the technical scheme, the installing tool for the isolating switch touch comprises a ripping bar, a cushion block is formed at one end of the ripping bar, a pedestal is formed at the lower part of the cushion block, the pedestal is hollow, a hook is formed on the ripping bar. The installing tool for the isolating switch touch is reasonable in structure, convenient in use for dismounting and repairing the isolating switch touch rapidly and conveniently and raising the repairing efficiency for the operators.

Inhibitor targeting SLC11A2 and application thereof

The invention belongs to the field of biological medicine, and particularly relates to an inhibitor targeting SLC11A2 and application thereof.According to the inhibitor targeting SLC11A2, a CTD database is used for comprehensively searching for a drug target aiming at SLC11A2, CCK8 and Transwell cell experiments are adopted, it is found for the first time that Excavalolide B has the inhibiting effect on hepatoma carcinoma cells HEPG2, it is proved that SLC11A2 is a target spot for inhibiting hepatoma carcinoma cells HEPG2, and it is proved that Excavalolide B has the inhibiting effect on hepatoma carcinoma cells HEPG2. Excavalolide B has a great application prospect in the field of preparation of medicines for inhibiting liver cancer cells.

An accurate simulation experiment circuit of high tension gas-discharge lamp rectification effects

The invention provides a high-intensity gas discharge lamp rectifier effect precise simulation test circuit, which relates to the illumination electron technical field. The invention solves the problem that directly using resistance for equalling the high-intensity gas discharge lamp in the existing traditional circuit directly is not exact and true. The invention consists of a first diode (D1), a second diode (D2), a bidirectional switch (S), a variable resistance (R) and a high-intensity gas discharge lamp (LAMP); one end of the variable resistance (R) is connected with the anode of the first diode (D1); the cathode of the second diode (D2) and one output terminal of a ballast, the cathode of the first diode (D1) and the anode of the second diode (D2) are respectively connected with twocontact ends of the bidirectional switch (S); the switch end of the bidirectional switch (S) and another end of the variable resistance (R) are connected with one end of the high-intensity gas discharge ...

Method for lossless measuring shape parameter of atomic force microscope probe

The invention belongs to the field of measurement technology, which particularly relates to a scatheless method for measuring atom force microscope probe shape parameters. The invention includes the following steps: using the tested probe to scan dispergated polystyrene micrballon and close packing polystyrene micrballon separately, obtaining a certain parameter, assuring the equation by the geometrical relationship between the probe and micrballon when scanning, calculating the probe point curvature radius r and cone angle Theta of the tested probe according to the equation. The invention also elaborates a preparing method of micrballon sample. The invention has the merits of easy operation, low cost and less time consumption, high test accuracy and reliable result.

Material definition method, medium, equipment and system

According to the material defining method, a material feature library and a graph number feature library are stored; receiving information of material classification definition, and forming a material classification tree graph with a hierarchical relationship; collecting material features selected by a user in the material feature library and the graph number feature library through a material information collection interface; receiving material BOM list information; and outputting a material feature list of a last-stage material node of the material classification tree graph according to the collected material feature library features and the material feature values of the graph number feature library features and material BOM list information, and describing and defining the material features through three dimensions. Attribute features and graph number features are used to define and describe the appearance and function of the material, so that a BOM list is used to define and describe ...

Knife sharpener

Method for manufacturing organic semiconductor/ferroelectric composite resistance-variable film through temperature-controllable spin coating

The invention relates to a method for manufacturing an organic semiconductor/ferroelectric composite film having a resistance-variable characteristic through a temperature-controllable spin coating technology. Ferroelectric polymers and an organic semiconductor are dissolved in butylene oxide to be prepared into a mixed solution, and at a specific spin coating environment temperature, the surface of a clean substrate is coated with the mixed solution in a dripping mode to form the film through spin coating. Through precisely adjusting and controlling the environment temperature in the spin coating process, the organic semiconductor/ferroelectric composite film which is low in surface roughness and high in resistance-variable performance can be manufactured.

Coating device for magnet manufacturing

The invention relates to the technical field of metal electroplating, and discloses a coating device for magnet manufacturing, which comprises a base, a liquid pool is arranged in the base, the liquid pool is filled with electroplating liquid, an object placing seat is arranged above the liquid pool, an electroplating pool is arranged in the object placing seat, a power device is arranged on the object placing seat, a supporting device is arranged in the electroplating pool, and the supporting device comprises a transmission strip. Teeth meshed with the power device are arranged on the transmission strip, a displacement protrusion is arranged on the transmission strip, a supporting block I and a supporting block II are arranged on the displacement protrusion, and a magnet is arranged on the supporting block I. The power device is driven to rotate in a reciprocating mode through intermittent flowing of electroplating liquid, so that the power device drives the supporting device to move in ...

Method for producing efficient composite microbial preparation by livestock and poultry liquid dung

The invention relates to a method for producing a high-efficiency composite microbial agent by using livestock liquid dung, and belongs to the technical field of environmental microbiology and agricultural science. The method comprises the following steps: diluting livestock liquid dung or livestock feces with water; after hydrolysis and acidification treatment, performing standing and settlement for desilting; mixing a supernatant obtained with a photosynthetic bacterial solution for anaerobic culture; using the mixed solution as a base liquid and stepwise adding lactobacilli, saccharomyces, bacillus thuringienesis and actinomycete into the base liquid in a proportion; and after anaerobic culture and aerobic treatment, finally filling the mixture into a biological fluidized bed for further treatment to obtain the high-efficiency composite microbial agent. The microbial agent is rich in the photosynthetic bacteria, the lactobacilli, the saccharomyces, the actinomycete, the bacillus thuringienesis ...

Cable tractor

The utility model relates to a cable tractor, tractor afterbody installation chassis, chassis mid -mounting gearbox, the power input shaft of gearbox is connected with the power output shaft transmission of tractor, and gearbox one side sets up drive mechanism A, and the gearbox opposite side sets up drive mechanism B, and the gearbox top sets up the hydraulic pump. The utility model has the advantages of 1, can trailing cable, make things convenient for laying of cable, have the saving manpower, convenient to use's advantage. 2, realize matcing with the tractor to through the function that the cable was drawn in the power input realization of tractor, compare current technique, increase power, it is more convenient to remove, effectively reduces staff's intensity of labour, and owing to adopt the tractor to drive, therefore its working range is big. 3, strutting arrangement provides effective support, prevents deviating from of cable. 4, set up the hydraulic pump, and power drives a tractor ...

METHOD AND DEVICE FOR SETTING A FLIGHT ROUTE

A method and a device for setting a flight route are provided. The method comprises acquiring route data of an aerial vehicle, determining waypoint coordinates in the route data, configuring a route display interface according to maximum distances between the determined waypoint coordinates, displaying a route of the aerial vehicle in the configured route display interface according to waypoint coordinates in the route data, and resetting the route displayed in the route display interface according to edit information corresponding to a received edit operation to obtain updated route data of the aerial vehicle. 120-. (canceled)21. A flight route setting method , comprising:acquiring route data of an aerial vehicle, the route data comprising waypoint coordinates of waypoints on a route;displaying the route of the aerial vehicle in a route display interface zoomed at a zoom ratio according to the waypoint coordinates; andresetting the route displayed in the route display interface according to an edit operation to obtain updated route data of the aerial vehicle,wherein:the route display interface is a three-dimensional route display interface, anddisplaying the route comprises: displaying the route in the three-dimensional route display interface with preset waypoint heights of the waypoints according to the waypoint coordinates, the preset waypoint heights being preset according to altitudes of corresponding regions on the route or preset height values from a ground.22. The method of claim 21 , wherein the acquiring route data of an aerial vehicle further comprises:acquiring coordinates, heights, and time values of various waypoints of the aerial vehicle in a course of a certain flight as the route data of the aerial vehicle; oracquiring the route data of the aerial vehicle by downloading route data associated with the aerial vehicle from an external terminal or a network.23. The method of claim 21 , wherein:the altitudes of corresponding regions on the route are ...

Flip chip light-emitting diode with Bragg reflecting layer and method for manufacturing flip chip light-emitting diode with Bragg reflecting layer

The invention discloses a flip chip light-emitting diode with a Bragg reflecting layer and a method for manufacturing the flip chip light-emitting diode with the Bragg reflecting layer. The light-emitting diode comprises a substrate material, an N type layer, a light-emitting layer, a P type layer, an N electrode and multiple P electrodes which are arranged dispersedly, wherein the Bragg reflecting layer is arranged on the surface of the P type layer, the P electrodes protrude out of the Bragg reflecting layer, and protrusions are formed on the surface of the Bragg reflecting layer. The method for manufacturing the flip chip light-emitting diode with the Bragg reflecting layer comprises the steps that an epitaxial wafer is manufactured; the electrodes are manufactured; the Bragg reflecting layer is formed on the P type layer, so that the P electrodes are exposed from the Bragg reflecting layer, and the protrusions are formed on the surface of the Bragg reflecting layer; packaging and crystal ...

Soft starting device of motor

The utility model relates to a soft starting device of motor, including current detection module, CPU, switch tube trigger module, switch tube module, temperature sensor and be used for carrying on overheat protection's overheat protection module to the switch tube, the switch tube module is established on the power supply line of motor with the current detection module cluster, and temperature sensor sets up inside the motor, and temperature sensor and current detection module are connected in the CPU sampling, and CPU linked switch manages trigger module and overheat protection module, and switch tube trigger module controls linked switch pipe die piece. The inside temperature of CPU real -time detection motor, when the electric current grow of emergency on resulting in motor inner line appeared in the motor, CPU control motor power, and the consequence that motor inner line catches fire and the motor burns out has been avoided owing to lose the electricity and just no longer generate ...

Splicing connecting device and lamp set thereof

The invention discloses a splicing connecting device which comprises two fixing blocks and a splicing structural part, and the two fixing blocks are installed on a first lamp panel and a second lamp panel correspondingly; the splicing structural member comprises two sliding blocks which are oppositely arranged and a driving assembly which drives the two sliding blocks to move in the opposite direction or in the back-to-back direction. When the two sliding blocks move oppositely, the two sliding blocks can clamp the two fixing blocks correspondingly, and then splicing and fixing of the first lamp panel and the second lamp panel are achieved. According to the splicing connection structure, the use mode of the splicing structural parts is simple, and therefore the splicing efficiency is improved; secondly, through cooperative use of the fixing block and the splicing structural part, the fixing block serves as a standard part to be applied to the design of the lamp body, the structural complexity ...

Gearbox early warning method and system

The invention provides a gearbox early warning method and system. The method comprises the steps that fourth temperature information of the outer surface of a gearbox of a target vehicle and fifth temperature information of the outer surface of an engine of the target vehicle are obtained; based on the fourth temperature information and the fifth temperature information, in combination with the target temperature relation, target temperature information of gearbox oil of the target vehicle is determined; when the target temperature information is larger than an oil temperature threshold value, oil temperature early warning information is output; wherein the oil temperature threshold value is used for processing and determining the driving parameter information and the driving environment information of the tested vehicle based on a threshold value determination model, and the threshold value determination model is a machine learning model.

Material storage and distribution inspection integrated system and method

The invention belongs to the field of material storage, and provides a material storage distribution and inspection integrated system and method. The system comprises a storage and distribution inspection integrated control system, a sampling inspection system, a storage management system and a distribution management system. The warehousing and distribution inspection integrated control system is connected with the sampling inspection system, the warehousing management system and the distribution management system. The sampling inspection system is used for detecting the quality of the extracted to-be-warehoused materials and transmitting a detection result to the warehousing and distribution inspection integrated control system, and the warehousing and distribution inspection integrated control system correspondingly generates a warehousing instruction according to the detection result; the warehouse management system is used for receiving the warehouse instructions and judging the validity ...

Multi-roll cloth automatic cover folding machine with flattening function and use method thereof

The invention discloses a multi-roll cloth automatic cover folding machine with a flattening function and a using method thereof.The multi-roll cloth automatic cover folding machine comprises a bearing box, a cover folding machine body is fixedly installed in the bearing box, a support is arranged on one side of the bearing box, a plurality of discharging devices are arranged at the top of the support at equal intervals, and limiting devices are arranged at the bottoms of the discharging devices; a material gathering device is arranged between the support and the bearing box, the support comprises a plurality of first supporting rods, two second supporting rods, a first fixing rod, a plurality of second fixing rods, two third fixing rods, a connecting rod and a connecting piece, and two first fixing bolts are arranged on the connecting piece. By means of the arrangement mode that the support, the discharging devices, the limiting device and the gathering device are matched, under the action ...

Quick mounting seat and quick mounting assembly

The invention relates to a quick-mounting seat and a quick-mounting assembly, the quick-mounting assembly comprises the quick-mounting seat and a quick-mounting plate, and the quick-mounting seat comprises a seat body, a clamping assembly and a driving assembly. The clamping assembly comprises a clamping part and a locking part and is used for clamping or releasing the quick-release plate in the process of replacing the quick-release plate by the holder; the driving assembly comprises a driving part and an aligning part, in the process that the driving part drives the clamping part to be close to or far away from the clamping part through rotation, the driving part makes contact with the locking part for abrasion, and the aligning part can adjust the rotation center of the driving part to be closer to or far away from the clamping part so as to compensate for contact abrasion of the driving part and the locking part. Therefore, the quick-mounting seat can better lock or release the quick-mounting ...

Sulfolobus virus dUTP (deoxyuridinetriphate) pyrophosphatase and application research on same

The invention discloses sulfolobus virus dUTP (deoxyuridinetriphate) pyrophosphatase and application research on the same, and dUTP (deoxyuridinetriphate) pyrophosphatase is isolated from sulfolobus virus Z. dUTP (deoxyuridinetriphate) pyrophosphatase (dUTPase) is one important DNA modification enzyme, and is capable of reducing dUTP-to-dTTP ratio in cells, preventing misincorporation caused by too high dUTP concentration during DNA replication and improving the stability of DNA replication.

Laser plastic welding process with compatible function

The invention discloses a laser plastic welding process with a compatible function, which comprises the following steps of: in the welding process, irradiating and acting a laser beam on a laser light-transmitting layer material clamped between two laser absorbing layer materials, and absorbing one part of laser energy by the laser light-transmitting layer material, one part of the laser beam is transmitted to the laser absorbing layer material, the other part of the laser beam is transmitted to the laser absorbing layer material and the end face, making contact with the laser light transmitting layer material, of the laser absorbing layer material, the laser absorbing layer material converts laser energy into heat energy under the action of the laser beam, the two materials are melted, and therefore the two materials are bonded into a joint. In this way, according to the laser plastic welding process with the compatible function, a firm joint is achieved through thermal expansion and thermal ...

Dual-purpose rocker vehicle

The invention discloses a dual-purpose rocker vehicle. The dual-purpose rocker vehicle is characterized by comprising a vehicle body, four wheels at the bottom of the vehicle body, and an S-shaped seat plate disposed in the vehicle body. The vehicle body comprises an underframe and an arch frame arranged above the underframe. One end of the S-shaped seat plate is fixedly connected with the underframe, and the other end of the S-shaped seat plate is fixedly connected with the arch frame. The part, above the middle of the S-shaped seat plate, of the arch frame is provided with an entry I. The part, below the middle of the S-shaped seat plate, of the underframe is provided with an exit II. With the arch frame and the S-shaped seat plate, the dual-purpose rocker vehicle can serve as both a children's vehicle and a children's rocker and accordingly serves for multiple purposes.

Residual current circuit breaker

The utility model relates to a residual current circuit breaker, include information acquisition module, processor module, protective film piece and at least one commutation device, processor module samples and connects information acquisition module, the control connection protective film piece, and every commutation device comprises the phase module that trades of three setting at the user side, and every trades phase module and all includes processor module 0 and the mutual -inductor that is used for gathering the corresponding phase information that goes up mutually, and processor module 0 is corresponding to concatenate on a looks power supply line of user side, and the commutation device is connected with the processor module communication. Not only can realize the conventional function of circuit breaker through this circuit breaker, realize the trouble operated protective of circuit promptly through the detection line electric current, moreover, can also realize the control of the ...

Scenic spot population density determination method and device, electronic equipment and medium

The embodiment of the invention provides a scenic spot population density determination method and device, electronic equipment and a storage medium. The method comprises the steps that multiple pieces of user data collected by Wi-Fi probes deployed in scenic spots are acquired; determining user positions of a plurality of users corresponding to the plurality of user data and acquisition time corresponding to each user position according to the plurality of user data and the probe position of each Wi-Fi probe; and determining the population density of each scenic spot at different moments according to the user position and the acquisition time. Compared with a method for calculating the people flow density condition after face recognition by adopting a camera, the method provided by the embodiment of the invention is not limited by the installation position of the Wi-Fi probe; and the population density can be determined only based on the user data, other information does not need to be ...

Flood control device with camouflage function for opening of combat cave depot

The utility model provides a flood control device with a camouflage function for an opening of a combat cave depot. The device comprises a panel, a floating plate, a hinge seat, a connecting part anda base, the hinge seat is arranged at one end of the base, one end of the panel is hinged to the hinge seat, the other end of the panel can do arc rotation along the hinge seat, a water inlet is formed in one end of the base, and the floating plate is arranged on the face, close to the base, of the panel; when water enters the base from the water inlet or the space above the base, the water is filtered; wherein the floating plate can drive the panel to rotate upwards along the hinge seat under the buoyancy action of water, one end of the connecting part is fixed on the panel or the floating plate, the other end of the connecting part is fixed on the base, the connecting part is a connecting rod, a spring or a rope, the connecting part is telescopic, bendable or foldable, and the connectingpart ...

Quick mounting seat and quick mounting assembly

The invention relates to a quick-mounting seat and a quick-mounting assembly, the quick-mounting seat comprises a seat body, and a locking part, a linkage part and a driving part which are arranged on the same side of the seat body, and the locking part is used for locking or releasing a quick-mounting plate on the seat body; the linkage part comprises an embedded block and a mounting block and is arranged between the locking part and the seat body, and the embedded block can be clamped into a gap between the mounting block and the seat body so as to maintain the locking part in a state of locking the quick release plate; and the driving part is arranged between the seat body and the locking part and can be triggered by a key to knock the embedded block to be embedded and clamped into the clamping gap between the mounting block and the seat body, so that the locking part locks the quick release plate and keeps the locking part stable at the locking position. According to the cradle head ...

Online monitoring system for steel ball cold heading forming and monitoring method

The invention discloses an online monitoring system for steel ball cold heading forming and a monitoring method. The online monitoring system comprises a moving die-static die displacement signal acquisition device, wherein the displacement signal acquisition device is connected with a single-chip microcomputer control system connected with a human-computer interface, the moving die-static die displacement signal acquisition device acquires displacement change between a moving die and a static die, and converts the displacement change into voltage change, and a voltage signal is transmitted to the single-chip microcomputer control system and is displayed on the human-computer interface after being processed by the single-chip microcomputer control system. The online monitoring system is added based on the traditional cold heading process, so that the production efficiency is greatly improved, the problems in the cold heading process can be timely found, the product quality consistency is ...

Cyanine-containing compounds for cancer imaging and treatment

This invention relates generally to cyanine-containing compounds; pharmaceutical compositions comprising cyanine-containing compounds; and methods of using cyanine-containing compounds for cancer cell imaging, cancer cell growth inhibition, and detecting cancer cells, for example. Compounds of the invention are preferentially taken up by cancer cells as compared to normal cells. This allows many uses in the cancer treatment, diagnosis, tracking and imaging fields.

CYANINE-CONTAINING COMPOUNDS FOR CANCER IMAGING AND TREATMENT

This invention relates generally to cyanine-containing compounds; pharmaceutical compositions comprising cyanine-containing compounds; and methods of using cyanine-containing compounds for cancer cell imaging, cancer cell growth inhibition, and detecting cancer cells, for example. Compounds of the invention are preferentially taken up by cancer cells as compared to normal cells. This allows many uses in the cancer treatment, diagnosis, tracking and imaging fields. 130.-. (canceled)32. The method of claim 31 , wherein X is not halogen claim 31 , CN claim 31 , Me claim 31 , phenyl claim 31 , OH claim 31 , OMe claim 31 , OPh claim 31 , 4-O-Ph-NH claim 31 , 4-O-Ph-CHCHCOOH claim 31 , NH-Ph claim 31 , NHEt claim 31 , or S-Ph when Ris H.33. The method of claim 31 , wherein the cancer cells are imaged in vivo.34. The method of claim 31 , wherein the cancer cells comprise lymphoma claim 31 , myeloid leukemia claim 31 , bladder cancer claim 31 , brain cancer claim 31 , head and neck cancer claim 31 , kidney cancer claim 31 , lung cancer claim 31 , myeloma claim 31 , ovarian cancer claim 31 , cervical cancer claim 31 , bone cancer claim 31 , thyroid cancer claim 31 , adrenal gland cancer claim 31 , cholangiocarcinoma claim 31 , pancreatic cancer claim 31 , prostate cancer claim 31 , skin cancer claim 31 , liver cancer claim 31 , testicular cancer claim 31 , colon cancer claim 31 , or breast cancer cells.35. The method of claim 31 , wherein the electromagnetic radiation is near infrared radiation.36. The method of claim 31 , wherein X is OH claim 31 , 4-O-Ph-NH claim 31 , 4-O-Ph-CHCHCOOH claim 31 , 4-O-Ph-CHCHCONHS claim 31 , NH-Ph claim 31 , SEt claim 31 , 4-S-Ph-COOH claim 31 , 4-S-Ph-OH claim 31 , 4-O-Ph-COOH claim 31 , 4-O-Ph-NCS claim 31 , or 4-S-Ph-NCS.37. The method of claim 31 , wherein X is Cl and each Ris CH.38. The method of claim 31 , wherein Ris (CH)SOH and m is 1-6.39. The method of claim 31 , wherein Ris (CH)CHand m is 1-6.40. The method of claim 31 , wherein q ...

TRAIN, AND CONTROL METHOD, CONTROL APPARATUS AND VEHICLE ON-BOARD CONTROLLER THEREFOR

A control method for a train includes outputting an emergency brake instruction after detecting that a train control and management system is faulty, and outputting an emergency brake release instruction after detecting that the train control and management system is not faulty. 1. A control method for a train , comprising:outputting an emergency brake instruction after detecting that a train control and management system is faulty; andoutputting an emergency brake release instruction after detecting that the train control and management system is not faulty.2. The control method according to claim 1 , further comprising:parsing, at a preset period, message data sent by the train control and management system; determining that the train control and management system is faulty if the communication failure count exceeds a communication timeout threshold within a preset time; and', 'determining that the train control and management system is not faulty if the communication failure count does not exceed the communication timeout threshold within the preset time., 'incrementing a communication failure count by one if the parsing fails;'}3. The control method according to claim 1 , further comprising:sending a request for entering a creep automatic train operating mode (CAM) to an automatic train supervision system after outputting the emergency brake instruction and detecting that the train stops and is located outside a creep stopping window; andoutputting, after receiving a CAM entering confirmation instruction sent by the automatic train supervision system, the emergency brake release instruction and controlling the train to enter the CAM.4. The control method according to claim 3 , wherein after the sending a request for entering a CAM to an automatic train supervision system claim 3 , the method further comprises:outputting the emergency brake release instruction if the CAM entering confirmation instruction sent by the automatic train supervision system is not ...

Resource assignments based on station constraints

A method for assigning a set of resources to a set of stations includes retrieving a set of pre-determined resource assignments; generating a set of resource assignment copies; receiving a resource constraint for the set of resources and a station constraint for the set of stations; assigning a set of first weights to the set of pre-determined resource assignments and a set of second weights to the set of resource assignment copies; determining at least one set of possible resource assignments that satisfies the resource constraint; determining a total weight for each set; determining a set of solution resource assignments as a set of the at least one set of possible resource assignments having a lowest total weight; and autonomously presenting the set of solution resource assignments on at least one display.

Gimbal and photographic device stand

A gimbal includes a base, a tilt mechanism, a pan mechanism, and a spherical mechanism. The base is provided with an external connection portion configured to connect a photographic device. The tilt mechanism includes a tilt body and a first connection rod. The tilt body is connected to the base and configured to tilt around the first connection rod. The pan mechanism includes a pan body and a second connection rod. The pan body is configured to pan around the second connection rod. The second connection rod is connected to a side wall of the first connection rod. The spherical mechanism includes a fixed body and a third connection rod. The fixed body is connected to the pan body and configured to rotate spherically on an upper end of the third connection rod. A lower end of the third connection rod is configured to connect an external stand.

Safety evaluation method and system for straight-section external guide cylinder, and correction method and system for heat exchanger

The present disclosure discloses a safety evaluation method and system for a straight-section external guide cylinder, and a correction method and system for a heat exchanger. The safety evaluation method includes: determining a radial displacement formula and a rotation angle formula of the guide cylinder based on symmetrical structural characteristics and real load conditions of the straight-section external guide cylinder, then constructing seven-order matrix equations and solving the equation, then obtaining a stress of each element in the guide cylinder, performing strength evaluation on a bending stress and a membrane stress of each element, and determining a final wall thickness of each element; calculating axial stiffness of the guide cylinder, and performing calculation and correction on a heat exchanger system; obtaining an axial force of the guide cylinder, and further performing calculation and safety evaluation on the straight-section external guide cylinder under the axial force and an internal pressure load.

Customers key protection for cloud native deployments

Methods and apparatus for customers key protection for cloud native deployments. Compute resources for a compute platform comprising platform hardware including one or more processors are allocated to one or more customers that use the compute resources to execute applications and/or services used to perform customer workloads. The compute platform includes a per-part device key that is used to generate hardware protected key used by the applications and services. Mechanisms are provided to ensure hardware protected keys can only be accessed by associated customers and/or customer applications and services, while preventing other customers and/or applications and services from accessing the hardware protected keys. The hardware protected keys include keys employing various forms of RSA and ECC Wrapped Private Keys (WPKs) including RSA WPKs, RSA Chinese Remainder Theorem CRT WPK and ECC WPKs.

Pressure vessel opening reinforcement method and system, electronic device and storage medium

A pressure vessel opening reinforcement method includes: acquiring cylinder information and nozzle information of pressure vessel; determining axial stress and circumferential stress of cylinder according to the cylinder information; determining ratio of the circumferential stress to the axial stress; determining whether the cylinder meets correction condition, and if so, correcting the stress at different ratios according to the nozzle information, 0-degree section stress concentration coefficient and 90-degree section stress concentration coefficient; otherwise, correcting the stress at different ratios according to stress concentration coefficient when the ratio is first preset ratio threshold and stress concentration coefficient when the ratio is second preset ratio threshold. Problems of unreasonable opening reinforcement calculation and design risk are solved for fixed tubesheet heat exchanger, tower and earth-covered or mounted steel storage vessel cylinder under the action of bending moment and axial force.

Resource assignments based on station constraints

A method for assigning a set of resources to a set of stations includes retrieving a set of pre-determined resource assignments; generating a set of resource assignment copies; receiving a resource constraint for the set of resources and a station constraint for the set of stations; assigning a set of first weights to the set of pre-determined resource assignments and a set of second weights to the set of resource assignment copies; determining at least one set of possible resource assignments that satisfies the resource constraint; determining a total weight for each set; determining a set of solution resource assignments as a set of the at least one set of possible resource assignments having a lowest total weight; and autonomously presenting the set of solution resource assignments on at least one display.

Rod assembly and support device

A rod assembly and a support device includes a first rod member, a second rod member, and a threaded connector, where the first rod member is provided with a mounting groove; the second rod member is provided with a mounting seat detachably connected to the mounting groove; and the threaded connector is connected to the mounting seat in a threaded manner, and rotatable relative to the mounting seat, allowing the threaded connector to be clamped to the first rod member and the mounting seat, and to push the mounting seat such that an outer surface of the mounting seat is abutted against a wall of the mounting groove. The threaded connector of the rod assembly increases a friction force and restricts the second rod member from rotating relative to the first rod member when the second rod member is disturbed by an external force.