折叠车架（聚拢型折叠车架）

Ecological side slope restoration device for dicranopteris pedata

The invention relates to the technical field of side slope restoration, and discloses an ecological side slope restoration device for dicranopteris pedata. The device comprises a seedling raising furrow and a plurality of dicranopteris pedata plants; the seedling raising furrow comprises a non-woven geotextile laid on the side slope and a substrate layer flatly laid on the non-woven geotextile; the plurality of dicranopteris pedata plants are respectively planted in the substrate layer; and the substrate layer is formed by mixed soil with water through stirring, and the mixed soil is formed by uniformly stirring 25-35 parts of burned soil, 25-35 parts of fertile garden soil, 15-25 parts of red laterite subsoil and 15-25 parts of river sand. The ecological side slope restoration device for the dicranopteris pedata adopts the dicranopteris pedata as a main plant for side slope restoration, and has the characteristics of drought resistance, barren resistance and the like, and compared with ...

Underwater crawling method of pier detection robot

The invention relates to the technical field of bridge pier detection robots, in particular to an underwater crawling method of a bridge pier detection robot. The underwater robot comprises an underwater robot body, a plurality of vertical propellers arranged at the top of the underwater robot body and a crawler belt module arranged at the bottom of the underwater robot body. The underwater crawling method comprises the following steps that the underwater robot is positioned and moves to the position of a bridge pier after reaching the seabed, the vertical propeller is controlled to enable the robot to do pitching motion and reverse rotation by 90 degrees, meanwhile, the crawler belts rapidly crawl towards the bridge pier, and the underwater robot is pressed on the bridge pier through thrust provided by the vertical propeller; and the crawler belt module is started, and the underwater robot moves upwards along the pier to monitor the pier. According to the invention, the underwater robot ...

Sealing structure for pipeline joint and French joint

The invention discloses a sealing structure for a pipeline joint and a French joint, and relates to the technical field of pipeline connecting joints, the sealing structure comprises a groove axially formed in the butt joint end face of the joint, a sealing ring is arranged in the groove, the outer end of the sealing ring is provided with a flange which extends inwards in the radial direction and tilts outwards, and the flange is provided with a sealing ring. The end face of the flange and the sealing face of the sealing ring are coplanar, and the sealing face inclines upwards from outside to inside in the radial direction. On the premise that the sealing ring structure is not damaged, the axial pressure between the sealing surfaces is increased by increasing the fluid pressure in the pipeline, so that the sealing surfaces of the two joints are attached more tightly, the sealing performance of the pipeline joints is improved, and the fluid medium transportation capacity of the pipeline ...

Flexibly-folded angle adjusting device for transportation and using method of flexibly-folded angle adjusting device

The invention relates to a flexible folding angle adjusting device for transportation and a using method thereof, belongs to the technical field of transportation equipment, solves the problems that in the prior art, the folding and unfolding angle of load transportation equipment is limited, and vibration is large in the folding and unfolding process, can improve the comfort level of transportation users, and guarantees the safety of the transportation users and loads. The angle adjusting device comprises a vibration reduction clamping lock assembly and a folding rotating arm assembly. A handle in the vibration reduction clamping lock assembly drives a central rotating shaft to rotate, so that a clamping lock body generates separation and reunion in the following rotating process, locking and unlocking of a lower connecting structure connected with the vibration reduction clamping lock assembly and an upper connecting structure connected with the folding rotating arm assembly are achieved ...

连接件（侧部连接件）

连接件（中心连接件）

环链电动葫芦（D8+，0.5t）

摆件（吉祥物黔小椒）

Ferro-nickel alloy resource comprehensive utilization method

The invention discloses a nickel-iron alloy resource comprehensive utilization method which comprises the following steps: leaching a nickel-iron alloy with sulfuric acid, and carrying out filter pressing to obtain a first filtrate and filter residues; adding one of ammonium phosphate, monoammonium phosphate and ammonium dihydrogen phosphate into the first filtrate, then adding hydrogen peroxide and ammonia water for iron precipitation, and carrying out filter pressing to obtain a second filtrate and a precipitate; adding ammonium sulfate into the second filtrate, and carrying out solid-liquid separation to obtain nickel ammonium sulfate hexahydrate; and carrying out primary washing separation, aging, secondary washing separation and post-treatment on the precipitate to obtain the battery-grade iron phosphate. The ternary power battery material and the lithium iron phosphate battery material are simultaneously prepared by taking the nickel-iron alloy as the raw material, so that a new raw ...

VIDEO PLAYING METHOD AND TERMINAL DEVICE

Provided are a video playing method and a terminal device. The method comprises: starting at least two playing instances according to an operation instruction from a user, wherein each playing instance in the at least two playing instances corresponds to a video display window, and the video display window comprises a first video display window and a second video display window; according to a display mode selected by the user, playing first channel content in the first video display window, and playing second channel content in the second video display window; detecting an operation gesture of the user for the first video display window or the second video display window; and adjusting the playing mode of the first channel content and the second channel content according to the operation gesture of the user and the current display mode, so that a terminal device can also adjust the playing of the channel content after playing the channel content according to the detected operation gesture ...

METHOD, DEVICE AND TERMINAL FOR DETERMINING TRANSMISSION MODE

A method, device and terminal for determining a transmission mode are disclosed in the embodiments of the present invention. The present invention relates to the field of communication technology, and it is invented to be able to select the transmission mode with the lower power consumption for the terminal and to reduce the power consumption of the terminal. The method includes: selecting the transmission mode for the terminal according to the state of network resources; judging whether the selected transmission mode is a match according to the ability information reported by the terminal, if the match, then the transmission mode will be set as the current transmission mode of the terminal. The embodiments of the present invention are mainly used in a LTE-A system.

拉手（折叠车拉手）

横担金具

Basement bottom plate post-cast strip anti-seepage structure

The utility model discloses a basement bottom plate post-cast strip anti-seepage structure, which belongs to the technical field of post-cast strip waterproofing, and comprises a concrete cushion layer, a structural waterproof layer and a groove, the structural waterproof layer is arranged above the concrete cushion layer, the groove is arranged above the structural waterproof layer, a drainage concealed pipe and a gravel filter layer are arranged in the groove, and the gravel filter layer is arranged in the groove. Additional layer steel bars are arranged above the structural waterproof layer, the rubber waterstop belt is arranged above the additional layer steel bars, the structural bottom bar is arranged above the rubber waterstop belt, the closing-up net framework is arranged on the structural bottom bar, the waterstop steel plate is arranged on the closing-up net framework, the closing-up net is arranged on the outer side of the waterstop steel plate, one end of the supporting steel ...

Transmitter

A transmitter includes a first variable resistor, first to fourth transistors. The first variable resistor is coupled between a supply voltage and a first node. A first electrode of the first transistor is coupled to the first node, and a second electrode is coupled to the first output terminal of the transmitter. The first electrode of the second transistor is coupled to the first output terminal of the transmitter, and the second electrode is coupled to the second node. The first electrode of the third transistor is coupled to the first node, and the second electrode is coupled to the second output end of the transmitter. The first electrode of the fourth transistor is coupled to the second output terminal of the transmitter, and the second electrode is coupled to the second node. The transmitter has first and second input signals to control on and off of the first to fourth transistors to generate a first output signal at a first output terminal and a second output signal at a second ...

Wind turbine generator yaw adaptive calibration method and system based on laser wind finding radar

The invention discloses a wind turbine generator yaw adaptive calibration method and system based on a laser wind finding radar, and the method comprises the steps: extracting a wind direction amplitude fluctuation characteristic, a wind speed amplitude fluctuation characteristic and a yaw error angle characteristic from collected wind turbine operation historical data, training a convolutional neural network model, and judging whether a wind facing device of a wind turbine should be started or not at present; the environment where the fan is located and the performance of the fan can be self-adapted, so that the maximum utilization of wind energy is achieved, and the economic benefits of the wind turbine generator are further improved. Compared with an anemorumbometer which is installed at the tail of a cabin and is easily interfered by rotating blades, more accurate wind speed and wind direction information can be captured through the laser wind measurement radar, accurate data support ...

RUBBER TRACK HAVING MUD SCRAPING MECHANISM FOR VEHICLE

A rubber track having a mud scraping mechanism for a vehicle. Iron teeth (11) are fixedly embedded in the length direction of an annular rubber elastic body (10) according to the drive wheel pitch; an annular steel cord (12) is wound on the outer side of the iron teeth (11); patterns or grousers (13) are provided along the outer surface of the rubber elastic body (10) at the same pitches as the iron teeth (11); a mud scraper (20) is provided on the iron teeth (11) of a certain pitch or a plurality of pitches on the inner surface at the wheel side of the annular rubber elastic body (10). The rubber track of said structure is simple in structure, low in production cost, and high in practicability. During walking under muddy conditions, the rubber track is capable of automatic cleaning, and scraping off some mud, weeds, and straw pieces on the chassis of the tracked vehicle.

PIXEL UNIT DRIVE CIRCUIT AND DRIVE METHOD, PIXEL UNIT AND DISPLAY DEVICE

Provided are a pixel unit drive circuit and drive method, a pixel unit and a display device. The pixel unit drive circuit is used for driving a light-emitting device to emit light, and comprises a first thin-film transistor (T1), a second thin-film transistor (T2), a third thin-film transistor (T3) and a storage capacitor (Cs). The gate electrode of the first thin-film transistor (T1) is connected to a scanning line (Gate), a first electrode is connected to a data line (Data), and a second electrode is connected to a first node (A). One gate electrode of the second thin-film transistor (T2) is connected to the scanning line (Gate), the other gate electrode is connected to a second control line (Scan2), a first electrode is connected to the storage capacitor(Cs), and a second electrode is connected to a second node(B). One gate electrode of the third thin-film transistor (T3) is connected to the first node (A), the other gate electrode is connected to the second control line (Scan2), a first ...

Combined treatment method for laterite-nickel ore and nickel matte

The invention provides a combined treatment method of laterite-nickel ore and nickel matte, and the combined treatment method realizes treatment of nickel matte by utilizing the characteristics of high acid content and rich Fe < 3 + > in leachate obtained by normal-pressure acid leaching of laterite-nickel ore. According to the method, the nickel matte is utilized to neutralize the residual acid in the leaching solution, and the high-efficiency dissolution of the nickel matte is realized by utilizing the residual acid in the leaching solution and the strong oxidizing property of Fe < 3 + >, so that the treatment cost is greatly saved, the treatment efficiency is improved, and the recovery of various products such as sulfur, electrodeposited copper, ferric phosphate, nickel sulfate and cobaltous sulfate is realized.

Vehicle-mounted voice interaction method and system based on face micro-expression recognition

The invention relates to the technical field of vehicle-mounted intelligent cabins and vehicle-mounted voice interaction, in particular to a vehicle-mounted voice interaction method and system based on face micro-expression recognition. Micro expressions on the face of the driver are captured in real time through the camera in the vehicle, uploaded to the cloud and compared with cloud data, the mood of the driver at the moment is judged, an intelligent voice assistant communicates with the driver, if the driver is poor in mood, the driver is timely dredged, safe driving is achieved, and the driving safety is improved. And the driving safety of the driver is improved.

Automobile door lock classification method based on machine vision

The invention discloses an automobile door lock classification method based on machine vision. The method comprises the following steps that collected door lock images are preprocessed; carrying out filtering processing by using an improved median filtering algorithm, and removing noise generated in an image acquisition process; carrying out mean filtering processing on the image after median filtering; extracting a foreground region in the image by using a dynamic threshold segmentation algorithm; performing morphological processing on the foreground area; filling a closed door lock area, and cutting a template from the original image by using the filled area; door lock images needing to be classified are matched, and finally a result is obtained. According to the method, the difficulties of noise interference, unstable illumination and the like of complex working conditions of an industrial field on image acquisition are overcome, the classification efficiency is effectively improved, ...

SWITCHING POWER SUPPLY MODULE AND PACKAGING METHOD THEREFOR

A switching power supply module and a packaging method therefor. The switching power supply module comprises a power inductor (10) and a switching power supply chip (20). The power inductor comprises a magnetic core (100) and L-type metal end electrodes (10a, 10b) welded to the two ends of the magnetic core. The switching power supply chip comprises a packaging body (21), a bare chip (22) in the packaging body, and a bottom pad (23) of the bare chip. Each L-type metal end electrode consists of a first electrode portion (10b1) and a second electrode portion (10b2) that are perpendicular to each other. The first electrode portions are welded to the magnetic core and form right angles with the magnetic core. The second electrode portions extend in parallel from the first electrode portions to the middle of the magnetic core. The bare chip and the packaging body thereof are jointly embedded between the first and second electrode portions and the magnetic core. The bottom pad presses against ...

THREE-STAGE CONTRA-ROTATING AXIAL FLOW PUMP DRIVEN BY SINGLE SHAFT

Disclosed is a three-stage contra-rotating axial flow pump driven by a single shaft, comprising: a power source (1), a pump outlet (2), a transmission shaft (3), an outlet fixed guide vane (4), a third-stage impeller (5), a second-stage impeller (6), a first-stage impeller (7), an inlet fixed guide vane (8), a pump inlet (9), a first transmission bevel gear (41), a first bevel gear transmission device, a second transmission bevel gear (10) and a second bevel gear transmission device.

Complex environment driving recording method and system based on image style migration

The invention relates to the field of vehicle-mounted electronic products and the technical field of image style migration, in particular to a complex environment driving recording method and system based on image style migration. The image of the surrounding environment is acquired through the camera, the style of the image is judged, if the image of the surrounding environment is in a normal light condition, the image is directly transmitted to the storage module for storage, and otherwise, the image of the surrounding environment is generated into a corresponding daytime scene in real time through the image processing module. And the generated daytime scene is transmitted to the storage module for storage. According to the method, the generative adversarial network is combined, so that the automobile data recorder has a function of accurately recording in a complex environment, and the applicability of the automobile data recorder is improved.

Method and device for predicting steam pressure based on HHO-ELM

The invention discloses a steam pressure prediction method and device based on HHO-ELM. A boiler operation system is used for obtaining operation data of a current gas boiler at the moment, data preprocessing is carried out on input and output variables, and training sample data and test sample data are selected to establish an ELM prediction model. And inputting and training the model according to the optimized hyper-parameter and the training set to obtain a steam pressure predicted value. The current steam pressure control input parameters are obtained through a boiler operation system, the ELM model is trained, and a steam pressure predicted value at the future moment is obtained. And the moment when the absolute value of the difference value between the steam pressure and the set value exceeds the set value is recorded according to the predicted value, the gas supply amount is correspondingly optimized through the steam pressure adjusting module, and therefore stable control over the ...

SALICYLIC ACID BERBERINE-TYPE ALKALOID QUATERNARY AMMONIUM COMPOUND AND USE THEREOF FOR PREPARING MEDICINES

Disclosed in the present invention are a salicylic acid berberine-type alkaloid quaternary ammonium compound as shown in general formula (I), a preparation method therefor, solubility characteristics, a pharmaceutical composition and an application thereof in the preparation of medicinal products. The salicylic acid berberine-type alkaloid quaternary ammonium compound as shown in general formula (I) may be prepared by an organic synthesis method, and shows obvious solubility of alcohol-water mixed solvents. The compound may be conveniently prepared on a large scale, and has significant anti-ulcerative colitis activity, with non-toxic or low toxicity characteristics. The compound may be used to prepare products for preventing, relieving and/or treating ulcerative colitis.

METHOD OF RECOVERING AND EXPLOITING BLAST FURNACE DUST FROM IRON-SMELTING

A method of recovering and exploiting blast furnace dust from iron-smelting, comprising the following steps: ① Ore slurry production. ② Low-intensity magnetic separation, and then subjecting low-intensity magnetic separation tailings to gravity separation. ③ Gravity separation, and then subjecting the gravity separation middlings and tailings to high-intensity magnetic separation. ④ High-intensity magnetic separation: using a magnetic separator to perform high-intensity magnetic separation, and then pouring slurry into a flotation machine for roughing. ⑤ Roughing, and then subjecting the roughing-produced froth to a first cleaning process, and then subjecting tailings from the roughing process to scavenging. ⑥ Performing the first cleaning process, subjecting flotation-produced froth to a second cleaning process, and then subjecting flotation tailings to roughing. ⑧ Performing the second cleaning phase, then concentrating, filtering, dehydrating, and drying the flotation-produced froth ...

CFD (computational fluid dynamics)-based method for calculating oil mixing length of sequential delivery of product oil of reducer pipe

The invention discloses a CFD reducer pipe-based method for calculating the oil mixing length in sequential product oil conveying, and belongs to the field of mixed oil metering in product oil conveying. At present, most of reducer pipe oil mixing length calculation formulas are derived from empirical formulas or theoretical formulas, calculation is complex, and results also have large differences. According to the method, FLUENT software is utilized, and oil mixing numerical simulation research is carried out according to the conditions of different flow speeds, variable taper angles, pipe diameter ratios, viscosities and the like of the reducer pipes. On the basis of a simulation result and theoretical analysis research, a correction coefficient is added on the basis of a theoretical formula, a reducer pipe oil mixing length calculation formula is obtained, and the reasonability of the formula is verified. According to the method, the influence of multiple factors is considered, the method ...

Underwater bridge pier detection robot equipment, control method, medium and program

The invention relates to the technical field of robot detection, and provides underwater pier detection robot equipment which comprises an upper floating body, a square groove and a mounting groove are formed in the top of the upper floating body, a steel frame body is fixedly assembled at the bottom of the upper floating body, and a plurality of propeller fixing frames are fixedly assembled on the inner wall of the steel frame body; a first underwater propeller and a second underwater propeller are fixedly assembled at the ends, away from the steel frame body, of the propeller fixing frames. A loading wheel mounting plate is fixedly assembled on the outer edge of a loading wheel connecting pipe, towing wheels are fixedly assembled on the two sides of the loading wheel mounting plate through loading wheel shafts, and a crawler body is directly connected with a driven wheel body, a driving wheel and the towing wheels in a sleeving mode, so that the maximum area of the crawler body can be ...

PHOTOSENSITIVE ASSEMBLY AND MANUFACTURING METHOD THEREOF

The present application provides a photosensitive assembly, comprising: a photosensitive chip, having a first surface and a second surface facing away from the first surface, the first surface having a photosensitive region; an electronic component, provided around the photosensitive chip; a molded portion, formed by means of a molding process and packaging the electronic component and the photosensitive chip, the molded portion having a third surface flush with the first surface; and a first re-wiring layer, formed on a non-photosensitive region of the first surface and on the third surface, a substrate of the photosensitive chip being electrically connected to the electronic component by the first re-wiring layer. A side surface or a bottom surface of the photosensitive assembly has a conductive region, and the conductive region is electrically connected to the first re-wiring layer. The present application also provides a corresponding photosensitive assembly manufacturing method. The ...

METHOD FOR ACTIVELY OPTIMIZING, ADJUSTING AND CONTROLLING DISTRIBUTED WIND POWER PLANT PROVIDED WITH ENERGY-STORAGE POWER STATION

A method for actively optimizing, adjusting and controlling a distributed wind power plant provided with an energy-storage power station, which relates to the constraint of the wind power grid access guide rule on the upper and lower limits of the active power output, setting a constraint condition by the maximum and minimum limit values of single power generation, and establishing the constraint condition of the active power output according to the single power generation characteristics of the wind power and energy-storage power supply. In accordance with the external conditions of the operation of the wind power plant, the operation is divided into a power rationed operation and non-power rationed operation, wherein the power rationed operation has the optimization objectives that the variable pitch control load and line loss are minimal and the frequency fluctuation is minimal; and the non-power rationed operation has the optimization objectives that the maximum wind energy capture ...

动平衡器

... 本发明是用于旋转机械的动平衡器，对平衡的质量小球在起动、停止及平衡时不易控制的运动与冲击进行控制，避免在动平衡后产生的不平衡力的影响。由平衡机构、气缸机构及离心机构相互配合，实现对质量小球的松开与锁紧，即由气缸内的受压空气将锁紧盖推开，气阀的放气使锁紧盖复位，达到自动控制。在气缸或环形容腔内装入少量低粘度液体，以不装满为限，用于补偿平衡，并在容腔内安装带孔隔板屏障。本发明具有纯机械运动的特征，在起动时进入恒定速度那一瞬间，即可完成动平衡。适用于中、高速机械、重型机械及精密机床、各类磨床、砂轮的全自动动平衡。可用于提高零件的加工精度、降低粗糙度值，或提高动力机械的效率。具有运动平稳、无振动、平衡精度高等优点。 ...

Rapid catalyst application device for wastewater treatment

The invention discloses a catalyst rapid application device for wastewater treatment, which comprises a rapid application wastewater treatment pool, the rapid application wastewater treatment pool comprises a wastewater pool body, a wastewater stirrer, an application device, an annular filter screen and a rotary dirt cleaning mechanism, and an operation platform is erected above the wastewater pool body. The wastewater stirrer is installed in the middle of the operation platform, the lower end of the wastewater stirrer is located in the wastewater pool body, the multiple sets of distributors are evenly installed on the inner wall of the wastewater pool body, the outer sides of the multiple sets of distributors are connected with an annular flow guide pipe through pipelines, and the outer end of the annular flow guide pipe is connected with a pump body; and an inlet of the pump body is connected with a catalyst storage container through a pipeline. The rapid application wastewater treatment ...

Flexible folding device for single-person load and use method of flexible folding device

The invention relates to a flexible folding device for a single-person load and a using method thereof, belongs to the technical field of transportation equipment, solves the problems that in the prior art, load transportation equipment is large in weight, long in size, limited in folding and unfolding angle and the like, and can improve the comfort degree of personnel and guarantee the transportation safety. The device comprises an upper connecting unit, a flexible folding unit and a lower connecting unit. A tension and compression buffer device is arranged in the upper connecting unit, so that a user can be protected from being impacted, and meanwhile the functions of connecting necessary facilities and storing facility accessories are achieved. The flexible folding unit comprises a vibration reduction clamping lock assembly and a folding rotating arm assembly, control over folding and unfolding of the upper connecting unit and the lower connecting unit can be achieved, buffering and ...

PRESTRESS CONSTRAINED BLOCK AND COMPOSITE ARMOR STRUCTURE

A prestress constrained block and a composite armor structure. The prestress constrained block comprises a filling platform body (11) and a constraint ring (12). The filling platform body (11) has a cross section of the same shape as that of an inner ring of the constraint ring (12), and is fixedly embedded in the inner ring of the constraint ring (12), an outer side wall of the filling platform body (11) and an inner ring wall of the constraint ring (12) being wedged tightly by means of the fit of conical surfaces or polygonal pyramid surfaces. The composite armor structure comprises at least one layer of armor plates. The armor plates comprise several prestress constrained blocks. For the prestress constrained blocks, several separate constrain rings that are spliced are used or a constraint ring with an integrated honeycomb structure is used. The prestress constrained block can apply a radial prestress to fragile materials such as ceramics, concrete or glass in a room temperature condition ...

DENDRENE AMIDE COMPOUND, BACTERICIDE AND USE THEREOF

Provided are a dendrene amide compound, a bactericide and the use thereof, which relate to the field of pesticides. The compound has a structure as shown in formula (I). The dendrene amide compound provided has a relatively high inhibitory activity for succinate dehydrogenase, and has a relatively high controlling effect on fungal diseases.

Current breaking device, control method thereof and direct current power transmission and distribution system

The invention provides a current breaking device, a control method thereof and a direct current power transmission and distribution system. The current breaking device comprises a first through-flow branch, a second through-flow branch, a first transfer branch, a second transfer branch, an energy consumption branch, a reactor and a self-excitation module, wherein the first through-flow branch comprises a first mechanical switch; the second through-flow branch comprises a second mechanical switch; the second transfer branch comprises a capacitor; the energy consumption branch comprises energy absorption equipment; the reactor is arranged in the first through-current branch and/or the first transfer branch and/or the second transfer branch; the self-excitation module is arranged in the first through-flow branch or the first transfer branch or the second transfer branch; when a short-circuit fault occurs in a power line, the self-excitation module outputs a pulse square wave voltage, excites ...

Joint optimization radar waveform design method based on dual mutual information

The invention discloses a joint optimization radar waveform design method based on dual mutual information, and the method comprises the steps: transmitting a radar signal to a detection environment, and receiving a radar echo signal reflected by the detection environment; the radar echo signal comprises pure clutter data and target clutter data; respectively determining an average power spectrum of clutters and a power spectrum of a target according to the pure clutter data and the target clutter data; according to the preset distribution of the power spectrum of the color noise, the preset number of frequency points, the preset total energy, the working bandwidth of the radar system, the average power spectrum of clutter and the power spectrum of the target, the emission waveform energy spectrum of the radar under the maximum signal-clutter-noise ratio criterion and the emission waveform energy spectrum of the radar under the dual mutual information criterion are determined respectively ...

Particle channel hole blocking identification method, system and device, equipment and storage medium

The embodiment of the invention discloses a hole blocking identification method, system and device for a particle channel, equipment and a storage medium, and the method comprises the steps: obtaining the background voltage data of an auxiliary medium of the particle channel at a current temperature when no particle passes through the particle channel; according to the background voltage data and a preset particle form threshold value, a target particle form threshold value at the current temperature is determined, and the preset particle form threshold value is used for reflecting a critical value of particle form characteristics of the particle channel when the particle channel is blocked at the normal temperature; when the particles pass through the particle channel, target particle morphological characteristics of the particle channel at the current temperature are determined; and according to the morphological characteristics of the target particles and the morphological threshold ...

DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREFOR, AND DISPLAY APPARATUS

Disclosed is a display substrate, comprising: a base (1), a data line (2) arranged above the base (1), a first insulating layer (3) arranged above the data line (2), a second insulating layer (4) arranged above the first insulating layer (3), and a first transparent electrode (5) arranged above the second insulating layer (4). By means of a second insulating layer, the condition of a short circuit between a data line and a first transparent electrode layer, and between the first transparent electrode layer and a second transparent electrode layer is reduced. The present invention also relates to a manufacturing method for a display substrate and a display apparatus.

SYSTEM AND METHOD FOR SELF-ADAPTIVE GARBAGE OBJECT COLLECTION

A system and a method for self-adaptive garbage object collection are provided. The method includes simultaneously releasing objects in-heap space and out-of-heap space, as JAVA garbage objects are released during system running period. Using this technical solution, memory space waste is avoided by releasing all the space occupied by the garbage objects; furthermore, instead of releasing all the garbage objects at a time, the releasing can be implemented according to the needs of current system running, so as to improve the utilization ratio of CPU resources and the performance of a JAVA virtual machine.

Underwater bridge pier crack detection method and device

The invention relates to the technical field of bridge pier detection devices, and provides an underwater bridge pier crack detection method and device.The underwater bridge pier crack detection device comprises a fixed base, a connecting plate is fixedly assembled at the bottom of the fixed base, a driving assembly is fixedly assembled at the bottom of the connecting plate, and the outer edge of a power output shaft of the driving assembly is sleeved with a belt; the inner wall of the belt is sleeved with a connecting wheel, a crawler belt is fixedly assembled on the front face of the connecting wheel, and a fixing frame is fixedly assembled on the top of the fixing base. Through cooperative use of the damping springs, the fixing plate and the support, the underwater camera can be protected through the protection shell, the underwater camera is prevented from colliding with foreign matter, and meanwhile the situation that recording of bridge pier cracks is affected due to damage of the ...

METHOD, BASE STATION AND SYSTEM FOR TRANSMITTING SUB-CARRIERS

A method, a base station, and a system for transmitting sub-carriers are provided by the embodiments of the present invention. The method includes: dividing the sub-carriers of the signals to be transmitted on the whole frequency band into M transmitting groups, where M ≥ 2, and utilizing one transmitting group as one unit, distributing said sub-carriers to M transmitting antennae of a base station for broadcast transmission. The method, the base station, and the system for transmitting the sub-carriers provided by the embodiments of the present invention require a synchronization/broadcast/control channel on an omni-directional beam, so that the same Orthogonal Frequency Division Multiplexing (OFDM) signal is transmitted by multiple transmitting antennae and each antenna transmits the data on a part of the frequency domain, thereby enhancing the average power of each sub-carrier, and increasing the coverage of a base station downlink channel and the receiving signal to noise ratio (SNR ...

Anti-condensation and water removal system for automobile environment wind tunnel drum

The invention relates to the technical field of wind tunnel condensation prevention, and discloses an automobile environment wind tunnel drum condensation prevention and water removal system which comprises a wind tunnel, a drum pit, a rain and snow simulation system and a controller are arranged in the wind tunnel, a drum and a motor are arranged in the drum pit, and the motor is connected with the drum. A drum pit temperature sensor and a drum pit humidity sensor are arranged in the drum pit, and a motor surface temperature sensor is arranged on the motor; an air inlet and an air outlet are further formed in the drum pit, the air inlet is communicated with a drying air pipe, a heater is arranged on the drying air pipe, and the air outlet is connected with an air outlet pipe, so that the problem that the interior of an existing drum is damaged due to long-time attachment of condensate water is solved.

Method, device and equipment for controlling wheel braking force of EMB vehicle model and medium

The invention discloses a wheel braking force control method, device and equipment for an EMB vehicle model and a medium. The method comprises the steps that in response to a braking force request, the brake disc temperature of at least one wheel of a target axle is determined; the target axle is each axle of the target vehicle; the target temperature difference of the target axle is determined according to the brake disc temperature; a target wheel is determined according to the brake disc temperature and the target temperature difference, and the braking force of the target wheel is controlled according to the brake disc temperature; and the friction coefficient of the target wheel during braking is minimum. By executing the scheme, cooperative control over the braking force of all the wheels under the mechanical brake-by-wire system can be achieved, and the stability of a vehicle during braking can be improved.

Graphite phase carbon nitride photocatalyst with controllable size and preparation method thereof

The invention relates to a size-controllable graphite phase carbon nitride photocatalyst and a preparation method thereof, and belongs to the technical field of material preparation and photocatalysis. The preparation method comprises the following specific steps: S1, carrying out thermal polymerization on an organic compound precursor to obtain original g-C3N4; s2, uniformly mixing the original g-C3N4 and a solvent, carrying out hydrothermal reaction, and separating and purifying to obtain a mixture of graphite-phase carbon nitride photocatalysts with various sizes. According to the technical scheme, different sizes of graphite phase carbon nitride oligomers containing heptazine ring structures can be prepared as required, and the graphite phase carbon nitride photocatalyst containing the heptazine ring structure is finally prepared by selecting proper polymeric monomers, solvents, reaction temperature and reaction time and through cooperation of process parameters. The graphite-phase ...

CLOSING CONTROL METHOD FOR HIGH-VOLTAGE DIRECT-CURRENT CIRCUIT BREAKER

A closing control method for a high-voltage direct-current circuit breaker. The method comprises: first, closing breaking units of a breaking branch (2) group by group; and then, closing an on-state branch (1); finally, breaking the breaking branch. In the process of closing the breaking units of the breaking branch group by group, whether a fault occurs in a power transmission system is determined after a current group of breaking units is closed. If no fault occurs, the next group of breaking units is continued to be closed, and the next operation is performed until all groups of breaking units are closed. If a fault occurs, all the groups of closed breaking units are broken, and the closing operation is ended. The method can implement pre-charging of a power transmission system in a closing process of a high-voltage direct-current circuit breaker, and reduce overvoltage and system oscillation caused by the closing operation.

High-temperature-burning-resistant conveying belt and processing technology thereof

The invention relates to the technical field of conveying belts, and discloses a high temperature burning resistant conveying belt and a processing technology thereof.Chloropropyl of 1, 3, 5, 7, 9, 11, 13-phenyl-15-chloropropyl polyhedral oligomeric silsesquioxane and imino of bis Boc-diethylenetriamine are subjected to a substitution reaction to obtain bis-Boc amino POSS, then Boc protecting groups are removed through trifluoroacetic acid to obtain diamino POSS, and the diamino POSS is subjected to a reaction with 1, 3, 5, 7, 9, 11, 13-phenyl-15-chloropropyl polyhedral oligomeric silsesquioxane and bis-Boc-diethylenetriamine to obtain the high temperature burning resistant conveying belt. According to the invention, POSS-based polyimide is taken as a main raw material, then the POSS-based polyimide reacts with a diamine polymeric monomer and a dianhydride polymeric monomer to obtain a solution of POSS-based polyamide acid, and finally, the conveyer belt taking a metal net as a core layer ...

ENERGY SUPPLY SYSTEM AND METHOD

An energy supply system and method. The system comprises: a high-voltage isolation transformer circuit (10); a low-potential power supply (11) connected to a first end of the high-voltage isolation transformer circuit; and n interlayer energy supply circuits (12) and n interlayer isolation transformers (13) connected to a second end of the high-voltage isolation transformer circuit, n being greater than or equal to 1, wherein the ith interlayer energy supply circuit in the n interlayer energy supply circuits is used for receiving a high-potential alternating-current voltage transmitted by the (i-1)th interlayer isolation transformer, and converting the high-potential alternating-current voltage into a voltage-stabilizing direct-current voltage, i being greater than 1; and the ith interlayer isolation transformer in the n interlayer isolation transformers is used for receiving the high-potential alternating-current voltage transmitted by the (i-1)th interlayer isolation transformer, and ...

Gene related to leaf surface ruffle development of black cabbage and application of gene

The invention provides a gene related to leaf surface ruffle development of black cabbage and application of the gene, and particularly relates to the technical field of genetic breeding, the gene is named as BcTCP10, and the nucleotide sequence of the gene is shown as SEQ ID NO.1; meanwhile, the invention also provides a primer pair for amplifying the BcTCP10 gene, the primer pair specifically comprises BcTCP10-F and BcTCP10-R, and the nucleotide sequences of the BcTCP10-F and BcTCP10-R are respectively SEQ ID NO.2 and SEQ ID NO.3; the gene BcTCP10 provided by the invention is verified to participate in regulation and control of leaf surface wrinkling of the black cabbage, and a new guidance thought is provided for improving the variety of the black cabbage and improving the commodity of the black cabbage.

Offshore spilled oil recovery device

The invention relates to the technical field of sump oil collection, in particular to an offshore spilled oil recovery device which comprises an oil storage ship, a winding device, a floating pipe cleaning device, a floating pipe, an oil pumping device, an oil-water separation device and a secondary filtering device. An oil storage bin is arranged in the oil storage ship; the winding device is fixedly mounted on the oil storage ship; the floating pipe cleaning device is arranged beside the winding device and fixedly connected with the oil storage ship. The oil pumping device is fixedly mounted at the front end of the oil storage ship; one end of the floating pipe sequentially penetrates through the oil pumping device and the floating pipe cleaning device to be fixedly connected with the winding device. The oil-water separation device is fixedly arranged on the oil storage ship and is communicated with the output end of the oil pumping device; the secondary filtering device is fixedly mounted ...

Knee arthroscopic surgery liquid waste collection device

... 一种膝关节镜手术废液收集装置，涉及医疗器械技术领域，其包括套装在患者膝关节处的保护套、敞口的无菌容器和收集容器，且无菌容器设置于收集容器的顶部开口内，所述无菌容器相对的两个侧板，分别开设有供患者腿部穿过的通孔，无菌容器的底板开设有出液口；所述收集容器相对的两个内侧壁，分别设置有支撑无菌容器的限位凸台，收集容器其中一个侧壁的底部设置有排液管，且排液管上设有截止阀；所述保护套开设有手术窗口，且手术窗口的内侧边沿设置有双面胶。本实用新型结构简单，易于操作，可有效保证手术环境的清洁，提高医治效果，杜绝医源性感染，减轻患者的伤病痛苦。 ...

Multi-stage natural gas separator

The invention discloses a multi-stage natural gas separator, and relates to the technical field of natural gas separators, the multi-stage natural gas separator comprises a connecting frame, and the inner part of the connecting frame is fixedly connected with an outer mounting cylinder. When the device is used, the driving assembly is used for driving the filter cartridge to rotate so as to drive the second scraping plate to rotate, the first scraping plate is connected with the gas inlet pipe, gas in the introduced gas-solid mixture is extracted under the action of the extraction assembly, heavy solids fall into the crushing assembly, and solid gas which does not fall off does not fall into the crushing assembly. The solid impurities in the outer mounting cylinder and the filter cylinder are adsorbed on the inner wall of the filter cylinder and the inner wall of the outer mounting cylinder, and finally, under the action of a driven second scraper, a driven first scraper and a crushing ...

Oxygen concentration control system of membrane separation nitrogen generation device and control method thereof

The oxygen concentration control system of the membrane separation nitrogen and oxygen generation device comprises a gas separation assembly, the gas separation assembly is provided with a gas inlet end and two gas outlet ends, and the two gas outlet ends of the gas separation assembly are connected with a nitrogen branch and an oxygen branch respectively. An adjusting pipeline is arranged between the buffer tank and the gas separation assembly and is used for adjusting the gas pressure in the gas separation assembly; the buffer tank is connected with a nitrogen pipe; a gas outlet is formed in the tail end of the nitrogen pipe; the tail end of the oxygen branch is connected with a blow-down pipe and an oxygen pipe, the tail end of the blow-down pipe is communicated with the atmosphere, and the tail end of the oxygen pipe is communicated with a nitrogen pipe; and the nitrogen pipe is communicated with the blow-down pipe through a pressure relief pipe. According to the invention, hierarchical ...

DIRECT CURRENT SWITCH-OFF DEVICE AND CONTROL METHOD THEREOF

A direct current switch-off device comprises an on-state current branch circuit and a current commutating and breaking unit which are connected in parallel. The on-state current branch circuit comprises a mechanical switch (S) and a current transfer module which are connected in series. The current commutating and breaking unit comprises a bridge-type branch circuit and a current-breaking branch circuit. The current-breaking branch circuit and two bridge arms of the bridge-type branch circuit are connected in parallel. The current-breaking branch circuit comprises a nonlinear resistor (R1) and a valve group consisting of fully-controlled devices connected in series. The nonlinear resistor (R1) and the valve group are connected in parallel. Two ends of each fully-controlled device in the valve group are connected in parallel with a buffering and reclosing circuit. During a breaking operation, a buffering circuit can reduce a voltage spike magnitude of the fully-controlled device. A reclosing ...

METHOD, BASE STATION AND MOBILE TERMINAL FOR UPLINK POWER CONTROL IN LONG TERM EVOLUTION SYSTEM

The embodiments of the present invention provide a method, a base station and a mobile terminal for uplink power control in a Long Term Evolution (LTE) system, wherein the method includes: obtaining uplink transmission power of each carrier; if a difference of the obtained uplink transmission power of each carrier exceeds a particular threshold, then transmitting a first notification signaling to the base station; if a sum of the obtained uplink transmission power of each carrier exceeds a predetermined threshold, then transmitting a second notification signaling to the base station. The thresholds are determined according to network condition and the uplink power of the carriers is adjusted evenly, and the code error rate is reduced and the case that the carrier with bad performance is compelled to interrupt is prevented.

METHOD, DEVICE AND SYSTEM FOR MULTI-CARRIER CELL HANDOVER

Embodiments of the present invention disclose a method, device and system for multi-carrier cell handover, relating to the field of wireless communications and solving the problem of carrier handover between user equipment (UE) and different cells of multiple target enhanced NodeBs (eNBs). The method for handover includes: after responding to the handover request, receiving from source eNB the sequence number of the data to be transmitted and the identification information of target eNBs which the other carriers to be switched to by UE belong to; and transmitting the scheduling information with the target eNBs which the other carriers to be switched to by UE belong to.

Circular sawing machine collection dress formula pay -off frame

... 本实用新型公开了圆锯机集装式送料架，包括加料装置，翻料板，推料油缸，支架，翻料油缸；所述加料装置为U形凹槽，底部带有斜坡，所述翻料板设有卡槽，所述翻料板绕翻料板上一端的固定处旋转，所述推料油缸位于加料装置的下方，所述翻料油缸与翻料板连接。本实用新型为了提高上料架一次放料比较少和物料翻料时易损伤的问题，本实用新型采用集装式送料架，将单排放的料架改成多排放的料架，提高了一次放料的数量，设备一次放料后能自动完成长时间的切割，节省了频繁放料的时间，提高了生产效率；通过改进翻料板的结构改善了物料翻料时的受力情况，减少了冲击，降低翻转过程中受到磨损的可能性。 ...

Mountain cruise fixed-wing unmanned aerial vehicle driven by double energy sources

The invention discloses a dual-energy-driven mountain cruise fixed-wing unmanned aerial vehicle, and relates to the technical field of unmanned aerial vehicles, the dual-energy-driven mountain cruise fixed-wing unmanned aerial vehicle comprises a vertical beam, a connecting box is fixedly connected to the outer surface of one end of the vertical beam, and a main wing is fixedly connected to the inner side of the connecting box and the outer surface of the vertical beam; a solar thin plate is mounted on the outer surface of the main wing in a covering manner, a main circuit board is fixedly mounted on the inner side of the main wing, lithium polymer batteries are fixedly mounted on the two sides of the main circuit board, and the solar thin plate, the lithium polymer batteries and the main circuit board are electrically connected. When the sun is good, the solar thin plate is used as a power source of the unmanned aerial vehicle, when the weather is poor, the lithium polymer battery can ...

Device for shutting off current, module for shutting off current and control method

The invention provides a current turn-off device, a current turn-off module and a control method, the current turn-off device comprises a through-current branch, a rectification branch, a breaking branch and an energy consumption branch, and the through-current branch is formed by connecting a mechanical switch and a through-current unit in series; the rectification branch is a full-bridge rectification circuit formed by four diode rectification units; the breaking branch is formed by connecting a unidirectional thyristor unit with an oscillation capacitor, an oscillation inductor and an active power electronic unit in parallel, wherein the oscillation capacitor, the oscillation inductor and the active power electronic unit are connected in series. The energy consumption branch is connected with the breaking branch in parallel. Or the breaking branch is formed by connecting a unidirectional thyristor unit and an active power electronic unit which are connected in series with an oscillation ...

Green preparation modification-free surface plasmon enhanced biomolecule detection method

A green preparation modification-free surface plasmon enhanced biomolecule detection method belongs to the field of biomolecule detection methods, and comprises the following steps: adding a chloroplast solution into a ferric chloride solution; adjusting the pH value; centrifugally treating and collecting precipitates; washing, carrying out centrifugal treatment, and collecting precipitates; adding a capture antibody; performing centrifugal treatment, and collecting precipitates; washing off the captured antibody which is not captured; adding confining liquid; washing, carrying out centrifugal treatment, and collecting precipitates; adding biomolecules to be detected; performing centrifugal treatment, and collecting precipitates; washing off the unreacted biomolecules to be detected; adding a detection antibody; performing centrifugal treatment, and collecting precipitates; washing off the unreacted detection antibody; streptavidin marked with enzyme is added; performing centrifugal treatment ...

Oily sewage cyclone coalescence filtering separation collector

The invention provides an oily sewage rotational flow coalescence filtering separation collector which comprises a tank body, an oil collecting area, a rotational flow separation device, a coarse graining coalescence device, a mud collecting device, a filtering device and a sewage discharging device, and the oil collecting area, the rotational flow separation device, the coarse graining coalescence device, the mud collecting device, the filtering device and the sewage discharging device are sequentially arranged in the tank body from top to bottom. The invention relates to the technical field of chemical engineering, in particular to a cyclone coalescence filtering separation collector for oily sewage.

TABLE TENNIS TRAINING ROBOT

A table tennis training robot, comprising a frame (1), a movement platform (2), a ball receiving funnel (3), a ball serving device (4), and a control device (5). The movement platform (2) is installed on a bottom portion of the frame (1), and comprises four Mecanum wheels (21). Each of the Mecanum wheels (21) is actuated by an actuating motor (22). The ball receiving funnel (3) and ball serving device (4) are respectively installed on a top portion of the frame (1). The ball receiving funnel (3) is connected to the ball serving device (4). The ball serving device (4) comprises a pair of ball serving wheels (41) provided in a parallel arrangement. Each of the ball serving wheels (41) has a ball serving motor (42) installed thereon, and is driven by the ball serving motor (42). The control device (5) is installed on the frame (1) and is electrically connected to and exerts control over the driving motor (22) and ball serving motor (42).

TERMINAL AND SIGNAL MEASUREMENT METHOD THEREFOR

A terminal and method for the terminal to measure signal are provided by an embodiment of the present invention, referring to communications technical field, designed to reduce energy consumption and consumed time for the terminal to measure signal. The method for the terminal to measure signal provided by the embodiment of the present invention includes: simultaneously receiving reference signals at different frequencies by at least two receiving channels (S1); simultaneously measuring the reference signals received by the at least two receiving channels (S2). The terminal provided by the embodiment of the present invention includes at least two receiving channels for simultaneously receiving reference signals at different frequencies; and a processing module for simultaneously measuring the reference signals received by the at least two receiving channels. The embodiment of the present invention is used for the terminal to measure signal.

Lithium ion battery and preparation method thereof

The invention discloses a lithium ion battery and a preparation method thereof.The preparation method comprises the steps that a first binder, a positive active material, an additive and a first conductive agent are mixed and stirred to prepare positive slurry, and the positive active material is a nickel cobalt lithium manganate ternary material with the surface coated with oxide; coating a positive electrode current collector with the positive electrode slurry to prepare a positive electrode plate; a negative electrode active material, a second conductive agent, a third binder and a fourth binder are mixed and stirred, negative electrode slurry is prepared, and the negative electrode active material is a silicon monoxide-graphite composite material; coating a negative electrode current collector with the negative electrode slurry to prepare a negative electrode plate; and assembling the positive plate, the negative plate and the diaphragm, and injecting electrolyte to obtain the lithium ...

Green monitoring and energy supply system and method suitable for aquaculture farm

The invention discloses a green monitoring and energy supply system suitable for an aquaculture farm, which comprises a power generation system used for generating energy, the power generation system is connected with an energy control system used for energy storage and allocation, and the energy control system distributes electric energy to act on a load system by receiving detection parameters of a detection system. The load system applies electric energy to a specific aquaculture link through the control module. The invention further discloses a method of the green monitoring and energy supply system suitable for the aquaculture farm, and the energy utilization rate is increased through redistribution of energy. The system adopted by the invention comprises an aquatic product base environment parameter environment detection system, and compared with reference and basis in the prior art, an enforceable system is established, and each system is formed by closely combining a plurality of ...

STRIP-SHAPED LENS FOR USE IN LED LAMP AND WIDE-ANGLE LED LAMP

A lens (2) for use in an LED lamp and a wide-angle LED lamp, which comprises the lens (2) for use in the LED lamp. The lens comprises a body. The upper surface of the body is outwardly protruded to form an exit surface (21). A concave surface (23) is provided at the middle of the exit surface. The lower surface of the body is recessed at a position corresponding to the concave surface to form an incidence cavity (24). The inner wall of the incidence cavity is an incidence surface (22). By equipping an LED bulb of the LED lamp with the lens, a light emitted by a light source arranged in the incidence cavity of the lens can easily acquire an increased light distribution angle greater than 120 degrees by passing through the incidence surface and being emitted from the protruding exit surface, where the light distribution angle usually reaches 150 degrees. Furthermore, the concave surface at the middle of the exit surface allows the light of the light source that originally concentrated at ...

Method, system and device for optimizing heat dissipation power consumption of air cooling server and medium

The invention provides a heat dissipation power consumption optimization method, system and device for an air cooling server and a medium, and the method comprises the steps: judging the in-place condition of a node and the in-place condition of a corresponding hard disk backboard through a middle backboard, so as to determine the rotating speed state information of a first fan; the node operation state is judged through the middle backboard to determine rotating speed state information of a second fan; relevant temperature information is obtained through the middle backboard, and the rotating speed of the fan corresponding to the node is adjusted according to the temperature information, the first fan rotating speed state information and the second fan rotating speed state information. According to the method, the rotating speed of the fan is jointly determined according to the node in-place condition, the operation condition, the environment temperature, the node part temperature and ...

Four material fixture of circular sawing machine

... 本实用新型公开了圆锯机四根料夹持机构，包括翻料板，中间过渡隔板，水平推力气缸，垂直推力气缸，加料装置，翻料油缸，挡板，夹持部位，支架；所述翻料板上部设有过渡槽，所述中间过渡隔板与油缸连接，水平设置，高于夹持部位底部，所述水平推力气缸设置于夹持部位一侧，水平设置，所述垂直推力气缸竖向设置；所述加料装置放置物料的部位具有斜度，所述翻料油缸与翻料板连接，所述挡板在夹持部位靠近加料装置的一侧，所述夹持部位为U型凹槽。本实用新型切割直径较小的棒料时，四根料同时切割，相对于切割循环时间比例增大，效率提高。 ...

USE OF DIHYDROBERBERINE TYPE COMPOUNDS IN PREPARATION OF PRODUCT FOR TREATING TUMOUR DISEASES ASSOCIATED WITH STAT3 SIGNALING PATHWAY

Provided are the use of dihydroberberine type compounds and (±) -8-acetonyldihydroberberine type compounds in the preparation of products for preventing, alleviating and/or treating tumour diseases associated with the STAT3 signaling pathway, wherein the dihydroberberine type compounds comprise dihydroisocoptisine, dihydrocoptisine and dihydropalmatine, and the (±) -8-acetonyldihydroberberine type compounds comprise (±) -8-acetonyldihydroisocoptisine, (±) -8-acetonyldihydrocoptisine and (±) -8-acetonyldihydropalmatine. The tumour diseases associated with the STAT3 signaling pathway are selected from various tumours, especially colorectal cancer.

Low-complexity distributed beam forming method

The invention belongs to the technical field of communication systems, and discloses a low-complexity distributed beam forming method, which comprises the following steps of: selecting a plurality of single-antenna distributed nodes in a communication system to form a transmitting end, and taking a receiving end node as a single-antenna target node; by adjusting the phase angle of each transmitting node, the signal power at the target node is maximized, and distributed beam forming is realized. Compared with a traditional beam forming method, on the premise that the beam forming efficiency is guaranteed, the method is clearer and more concise in process; compared with a commercial beam forming method, the multi-node beam forming method is simpler in implementation mode and higher in overall robustness, engineering implementation and popularization are facilitated, and the problems that in the prior art, a multi-node beam forming method is large in calculation amount and large in engineering ...

Vehicle travel characteristic measuring and calculating method and system based on Beidou data

The invention discloses a vehicle travel characteristic measuring and calculating method based on Beidou data, and relates to the technical field of traffic charge management. Comprising the following steps: acquiring Beidou positioning data of a vehicle in real time; plotting an electronic fence on the electronic map for the preset node; determining passing travel information of the vehicle according to the Beidou positioning data and the electronic fence; and calculating the vehicle travel characteristics in different time periods according to the travel information. According to the scheme, perception recognition equipment does not need to be erected on a road test, the unique reachable passage path of the vehicle can be determined by acquiring the Beidou positioning data of the vehicle and combining the electronic fence technology, the track is associated with the road by using the electronic fence technology, the driving track of the vehicle is restored according to the fence logic ...

Vehicle control method and device and storage medium

The invention discloses a vehicle control method and device and a storage medium. The method comprises the steps that in response to a plurality of received wheel speed signals sent when a vehicle runs on a road surface, whether an abnormal wheel speed signal exists in the wheel speed signals or not is determined based on the running state of the vehicle; in response to the abnormal wheel speed signal existing in the plurality of wheel speed signals, whether a target tire corresponding to the abnormal wheel speed signal is controlled not to make contact with the road surface or not is determined based on the type of the abnormal wheel speed signal; in response to the situation that the target tire corresponding to the abnormal wheel speed signal is controlled not to make contact with the road surface, initial control parameters of the vehicle are adjusted based on current driving parameters of the vehicle, and target control parameters are obtained; and controlling the vehicle to run based ...

DERIVATIVES OF PROTOBERBERINE BIOLOGICAL ALKALOIDS AND USE OF SAME INHIBITING ULCERATIVE COLITIS

Disclosed are derivatives of protoberberine biological alkaloids or physiologically acceptable salts thereof produced by means of a derivative reaction of a source material of biological alkaline quaternary ammonium salts of protoberberine alkaloids, a preparation method for same and pharmaceutical uses thereof. The derivatives of protoberberine biological alkaloids or the physiologically acceptable salts thereof show activity inhibiting ulcerative colitis and can be used in the preparation of drugs for same.

Separated rudder electric steering synchronization method, device and equipment and storage medium

The invention discloses an electric steering synchronization method, device and equipment for a separated rudder and a storage medium, and the method comprises the steps: carrying out the steering control through a main channel during the electric steering, judging whether to carry out the synchronous compensation control through the state of a compensation switch after the main channel steering control of the electric steering is finished, and carrying out the synchronous compensation control; and if the state of the compensation switch is a non-compensation control state, the electric steering is directly ended, and if the state of the compensation switch is a compensation control state, the compensation channel executes compensation control, so that the electric steering synchronization of the separated rudder is realized. The electric steering synchronization method of the separated rudder solves the problem of electric steering synchronization, and is convenient for improving the maneuverability ...

BLUETOOTH EARPHONE CONVENIENT TO CARRY AND WEAR, AND AUXILIARY EARPHONE THEREOF

The present invention relates to the technical field of earphones, and particularly, to a Bluetooth earphone convenient to carry and wear, and an auxiliary earphone thereof, and the Bluetooth earphone or the auxiliary earphone comprises an earphone cable, and two earplugs separately connected to two ends of the earphone cable, or an earplug and an earphone plug. The positions of the earphone cable, close to the earplug and an earphone plug, are separately provided with magnetic components that can separate or combine together, and/or the housing of the earplug is provided with a magnetic component. The magnetic component can be disposed on a carrier coating the earphone cable, and can also directly coat the earphone cable. The earphone of the present invention has the advantages: the earphone is easy to be wound on the neck to wear, and is easy to carry, and is not easy to damage.

Gas plate type offshore floating oil recovery device

The invention relates to the field of oil slick recovery, in particular to an air plate type offshore oil slick recovery device which comprises an air plate box body, a rotary drum used for collecting oil slick on the sea surface is rotationally arranged in the air plate box body, and the rotary drum is made of aluminum alloy; an oil collector used for collecting floating oil is arranged on one side of the rotary drum, and an oil scraping mechanism capable of collecting the floating oil on the rotary drum into the oil collector is arranged between the rotary drum and the oil collector; a conveying mechanism for conveying floating oil in the oil collector into the oil conservator is also arranged on the gas plate box body; the spilled oil is adsorbed on the rotary drum by utilizing the capability that oil is adhered to the aluminum alloy, then the adhered floating oil is brought out of the water surface through the rotation of the rotary drum, and the purpose of quickly and stably recovering ...

Concrete partition device for beam-column joint construction

The invention relates to a concrete partition device for beam-column joint construction. The concrete partition device comprises a base, a left sliding component, a right sliding component, an upper sliding component, a lower sliding component and a driving component, wherein the base is placed at a beam-column joint pouring concrete partition position; the left sliding part comprises a left square structure located in the middle and left triangular structures located above and below the left square structure, and the left triangular structures and the left square structure slide synchronously; the right sliding part and the left sliding part are the same in structure and are symmetrically arranged; the upper sliding component comprises an upper square structure located in the middle and upper triangular structures located on the left side and the right side of the upper square structure, and the upper triangular structures and the upper square structure synchronously slide so that the ...

Operating assembly for outdoor alternating-current high-voltage isolating switch

The invention discloses an operation assembly for an outdoor AC high-voltage isolation switch, the operation assembly comprises a rod body, a connection assembly and an adsorption assembly, the adsorption assembly is arranged on the isolation switch, the connection assembly is arranged on the rod body, and the connection assembly is in magnetic connection with the adsorption assembly; the connecting assembly comprises a connecting support, a connecting sliding block and a first magnet, a connecting part is arranged on one side of the connecting support in a protruding mode, a sliding groove is formed in the connecting support, the connecting sliding block is arranged in the sliding groove in a drawing mode, the first magnet is fixed to the connecting sliding block, and the connecting sliding block is connected with the traction rope; the adsorption assembly comprises a fixing support and a second magnet, a groove is formed in one side of the fixing support, and the second magnet is arranged ...

METHOD OF RECYCLING AND REUSING WASTE MAGNESIA-CARBON BRICK

A method of recycling and reusing waste magnesia-carbon brick, comprising the following steps: ① Pulverizing the waste magnesia-carbon brick to obtain powdered-ore. ② Pouring the powdered-ore into an agitation trough, adding water, and then agitating to obtain ore slurry. ③ Roughing, then sending the resulting froth through a conduit to be subjected to a first cleaning process, and then subjecting the ore slurry to a first scavenging process. ④ Performing the first cleaning process: using a mechanical agitation floatation machine to carry out cleaning, and then subjecting the floatation-produced froth to a second cleaning process. ⑤ Performing the second cleaning process: using two air-suction/ore slurry-suction dual-function mechanical agitation flotation machines to carry out cleaning. ⑥ Subjecting the ore slurry resulting from roughing in step ③ to a first scavenging process, and then subjecting the flotated ore slurry to a second scavenging process. ⑦ Performing the second scavenging ...

Skin traction of lower extremity area

... 种下肢皮牵引带，涉及医疗器械技术领域，其包括大腿套和小腿套，大腿套和小腿套之间通过两根长度可调节的连接带连接，大腿套和小腿套上均设置有起固定作用的固定带，还包括设置于小腿套下方的脚套及牵引杆，所述牵引杆的两端分别与对应根连接带的下端连接，牵引杆的下表面中部设置有牵引钩；所述脚套位于小腿套和牵引杆之间，且脚套的指端具有第开口，脚套的脚跟部具有第二开口，该脚套的脚跟部外侧还设置有矫正杆。本实用新型能够避免压疮，防止病脚步左右歪斜，并且固定稳当，不易移位。 ...

Memory element with double-sided capacitor

The invention provides a memory element with a double-sided capacitor. The memory element comprises a semiconductor substrate; a capacitor protruding from the semiconductor substrate; a first support layer disposed on the semiconductor substrate and surrounding the capacitor; and a second support layer disposed on the first support layer and surrounding the capacitor, where the second support layer includes a first opening extending through the second support layer and disposed adjacent to the capacitor.

METHOD FOR POWER CONTROL, NETWORK EQUIPMENT AND TERMINAL

A method for power control, a network equipment and a terminal, belonging to the technical field of wireless communications, are disclosed. The method comprises that the network equipment obtains carrier information of multiple carriers of the terminal, and calculates a power back-off factor for each carrier according to carrier priority and/or channel quality information when determining that the transmission power of the terminal needs to be adjusted, wherein, the following conditions are satisfied: the power back-off factor of the carrier with higher channel quality is smaller, the power back-off factor of the carrier with higher priority is smaller, and the sum of the throughput capacity of the multiple carriers is the biggest after the transmission power of the multiple carriers is adjusted; and the power back-off factors are transmitted to the terminal, so the terminal can adjust the transmission power of the multiple carriers according to the power back-off factors. The network equipment ...

Method for measuring relative elevation of underwater steel pile of offshore wind power foundation

The invention discloses a method for measuring the relative elevation of an underwater steel pile of an offshore wind power foundation. The method comprises the following steps: (1) leveling a suction bucket positioning frame; 2) completing the measurement of the relative elevation of the steel piles: after the piling operation of all the steel piles is finished, carrying a pressure sensor by a diver to recheck the elevation at the top of each pile, and specifically, placing the pressure sensor at the top of each steel pile by the diver; a data monitor on a construction ship calculates the pile top water entry elevation of each steel pile after density correction by using data measured by a pile top pressure sensor and data measured by a temperature-salinity-depth instrument, the pile top elevation of each steel pile subtracts the water entry elevation of the bucket top of the first suction bucket to obtain a fixed height difference, and the height of the suction bucket is calculated by ...

STRIP-SHAPED LENS FOR USE IN LED LAMP AND WIDE-ANGLE LED LAMP

A strip-shaped lens (2) for use in an LED lamp and a wide-angle lamp. The lens comprises a body. The body is strip-shaped. The upper surface of a longitudinal section of the strip-shaped body is outwardly protruded to form an exit surface (21). A concave surface (23) is provided at the middle of the exit surface (21). The lower surface of the longitudinal section of the strip-shaped body is recessed at a position corresponding to the concave surface (23) to form an incidence cavity (24). The inner wall of the incidence cavity (24) serves as an incidence surface (22). By equipping an LED bulb (4) of the LED lamp with the strip-shaped lens, a light emitted by a light source arranged in the incidence cavity (24) of the lens can easily acquire an increased light distribution angle greater than 120 degrees by passing through the incidence surface (22) and being emitted from the protruding exit surface (21), where the light distribution angle usually reaches 150 degrees. Furthermore, the concave ...

For warship debugging method of the gas turbine engine starting

... 本发明公开了种舰用燃气轮机起动的调试方法，通过调节燃油分配器的燃油压力骤增螺钉和起动装置的螺钉，在低于临界转速按照第阶段调试，在高于临界转速按照第二阶段调试，可以快速的排除起动常见的故障，降低排故的效率。 ...

DEVICE AND METHOD FOR SHARING PHOTO INSTANTLY

A method for instantly sharing a photo comprises the steps of: taking a photo with a digital device, and when the photo is taken by the digital device, sharing the photo instantly through a communication network. As a result, a user of the digital device is able to take and share the photo instantly to a designated social network and / or other digital devices at the same time, to simplify the process of sharing the photo.

CHONDROITIN SULFATE POLYSACCHARIDE, AND SEMI-SYNTHETIC PREPARATION METHOD THEREFOR AND USE THEREOF

The present invention relates to the technical field of medicine, in particular to a chondroitin sulfate polysaccharide, and a semi-synthetic preparation method therefor and the use thereof. A metal salt of the chondroitin sulfate polysaccharide provided by the present invention has an anti-inflammatory effect, and can be used for preparing a drug against inflammatory diseases. In particular, the metal salt of the chondroitin sulfate polysaccharide provided by the present invention has anti-inflammatory and bone-protecting effects, and can be used for preparing a drug against rheumatoid arthritis and for preparing a drug against osteoarthritis. The present invention provides a method for preparing the metal salt of the chondroitin sulfate polysaccharide, and the metal salt of the chondroitin sulfate polysaccharide with different degrees of sulfation can be obtained by semi-synthetic means in the present invention. The method is simple to operate and suitable for large-scale production.

Synchronous steel brush structure of circular sawing machine

... 本实用新型公开了圆锯机同步钢刷结构，包括动力装置，主轴，主轴第一齿轮，主轴第二齿轮，所述主轴第一齿轮通过啮合传动和钢丝刷连接，所述主轴第二齿轮通过啮合传动和锯片连接，所述钢丝刷贴合锯片的外周，所述锯片的回转轴心和钢丝刷的回转轴心空间上相互垂直。通过主轴同时传动钢丝刷和锯片，使两者转速保持同步；这种钢丝刷转速与切削刀片转速同步的结构，可以提高钢丝刷扫除铁屑的效率，提高切削表面质量。同时控制钢丝刷和锯片的方式使动力源数量减少，同步调节，钢丝刷的转动稳定性增加，扫除铁屑的效果更加稳定，清扫效果更佳，从而提高加工工件的质量。 ...

Movable building steel structure system

The invention relates to the fields of constructional engineering, shipbuilding, coal processing and the like, in particular to a movable constructional steel structure system which comprises a main body steel structure. The walking mechanisms are arranged at the bottoms of the two sides of the main body steel structure, and the walking mechanisms walk along preset rails; and the windproof anchoring systems are arranged on the two sides of the main body steel structure and used for anchoring the main body steel structure to a preset anchoring position. The main body steel structure of the movable building steel structure system can walk and move at any position on the track through the walking structure according to production and manufacturing conditions, and can be stopped or started at any position; according to weather forecast and a roof anemograph, before severe weather comes, the main body steel structure is moved to a preset anchoring position in advance and fixed through the windproof ...

Single-column pier bridge overturning early warning system and resisting method

The invention relates to a single-column pier bridge overturning early warning system and a resistance method. The system comprises a weighing system, a tracking and positioning monitoring system, a software cloud control system, a warning system and an anti-overturning system. The Internet technology is applied, data of all the systems are interacted in real time, through algorithm implantation, intelligent calculation and whole-process automatic operation, real-time monitoring and real-time processing can be achieved, the bridge state can be predicted and evaluated in advance, when risks exist, anti-overturning instructions are sent according to grades, all the systems make relevant responses, and the bridge overturning root problem-automobile overload is analyzed. The bridge overturning accident is avoided by solving the overload problem.

Method for combined treatment of laterite-nickel ore and ferro-nickel alloy and recovery of nickel and iron

The invention provides a method for combined treatment of laterite-nickel ore and ferro-nickel alloy and recovery of nickel and ferrum, which comprises the following steps: (1) carrying out acid leaching treatment after size mixing of laterite-nickel ore, and carrying out solid-liquid separation to obtain a first leachate; (2) the mixed ferro-nickel alloy reacts with the first leaching solution obtained in the step (1), and a second leaching solution is obtained after solid-liquid separation; (3) mixing a phosphorus source, an oxidizing agent, a precipitating agent and the second leaching solution obtained in the step (2) to react, and performing solid-liquid separation to obtain an iron phosphate product and a nickel-containing solution; and (4) sequentially performing impurity removal, concentration and crystallization on the nickel-containing solution obtained in the step (3) to obtain the battery-grade nickel sulfate. According to the method, the nickel-iron alloy is treated according ...

METHOD, APPARATUS AND SYSTEM FOR MULTI-CARRIER CELL HANDOVER

The invention relates to the field of wireless network communication and provides a method for multi-carrier cell handover in order to solve the problem of the need of multiple handover decisions due to delay of the trigger event in the prior art of multi-carrier handover. The method includes the following steps: the source cell receives the measurement reports triggered by event reported from the user equipment (UE) served by the source cell; when several measurement reports triggered by the event are received in an estimated interval of time, the decision of handover is implemented according to the several measurement reports triggered by the event, and the UE is handed over to the corresponding carrier of the corresponding target cell. The advantages of the invention are that the resources of the source cell and the target cell are saved and the handover efficiency is improved.

BRIDGE-TYPE CIRCUIT, AND DIRECT CURRENT BREAKING DEVICE AND CONTROL METHOD THEREOF

A bridge-type circuit comprises a H-bridge switch module and a buffering and reclosing module. The H-bridge switch module comprises four power semiconductor switch devices (Q1, Q2, Q3, Q4). Every two of the four power semiconductor switch devices are connected in series in the same direction to form a bridge arm, and the two bridge arms are further connected in parallel. Middle points of the two bridge arms respectively serve as an input terminal and an output terminal. The buffering and reclosing module is connected in parallel with the two bridge arms of the full bridge module. Also provided are a direct current breaking device formed by connecting the above bridge-type circuits in cascade and a control method thereof. The direct current breaking device is provided with the buffering and reclosing module, such that line voltage fluctuation generated during a reclosing operation is small.

ARRAY SUBSTRATE, DISPLAY PANEL, AND DISPLAY DEVICE

An array substrate, a display panel, and a display device. The array substrate comprises a data line (5) and a sheltering member located above the data line (5). The sheltering member (4) comprises a conductive shielding portion (7), and the conductive shielding portion (7) partially covers the data line (5); or the sheltering member (4) comprises a filler (8), and the filler (8) covers the data line (5) and protrudes outwards from a surface of the array substrate.

BATCH CIRCUIT SIMULATION METHOD AND SYSTEM

The present invention provides a batch circuit simulation method and system. The method comprises: dividing a simulation process of test cases to be simulated into multiple simulation stages; grouping the test cases with the same simulation stage sequentially based on an execution sequence of simulation stages, the same simulation stage being the simulation stage having the same simulation operations and a consistent simulation operation execution sequence; and carrying out uniform simulation for the same simulation stage of the test cases in the same group based on the execution sequence of each simulation stage during the simulation process, and simulating the subsequent simulation stage of each test case in the group on the basis of the simulation result. According to the present invention, by extracting the same simulation stage of test cases, grouping the test cases, and sharing the simulation intermediate result in the group with the same simulation stage, the total time consumed ...

A hydraulic filter paper automatic lifting - busied device and method of use

... 本发明公开了种液压机滤纸自动提升－铺纸装置及其使用方法，属于提升装置技术领域。本发明的液压机滤纸自动提升－铺纸装置包括PLC、两套升降装置，两套升降装置分别为升降装置A和升降装置B，两套升降装置分列液压机两侧，升降装置A和升降装置B分别设置有带内螺纹卷纸架A和带内螺纹卷纸架B；滤纸设置于液压机的上下模正中间，其两端分别和内螺纹卷纸架A和带内螺纹卷纸架B连接；所述PLC通过控制升降装置A和升降装置B来调节滤纸在液压机的上下模之间的高度和倾斜度。本发明实现了滤纸自动提升并能进行任意调整高度和倾斜度的目的，并最终解决了不同高度和倾斜度的上下模磁瓦水分充分过滤的目的，而且滤纸还能够回收进行二次利用。 ...

Modeling system and method of intelligent substation cloud system based on 3DMax modeling

The invention discloses a modeling system of an intelligent substation cloud system based on 3DMax modeling. The modeling system comprises a front-end input operation module (1), a data operation module (2), a data storage module (3), a design output module (4), a VR display module (7) and a real scene sensing module (8). The front-end input operation module (1) is respectively in data communication connection with the data operation module (2) and the data storage module (3), and the data storage module (3) is also in data communication connection with the design output module (4); the data operation module (2) is also in data communication connection with the VR display module (7) and the live-action sensing module (8). According to the invention, all life cycles of the construction of the substation cloud system are organically combined, and more effective management is provided from modeling, testing and follow-up operation monitoring and protection.

METHOD, DEVICE AND SYSTEM FOR RELAY TO ESTABLISH CONNECTION WITH BASE STATION

A method, device and system for a relay to establish a connection with a base station are disclosed. The method includes: receiving the interface information sent from a servicing base station; obtaining the resource information in the interface information, wherein the resource information is used for indicating the wireless resources used when the relay communicates with a non-servicing base station; establishing a wireless connection with the non-servicing base station in the wireless resources indicated by the resource information. The method resolves the technical problem of establishing a wireless connection with an adjacent non-servicing base station, and establishes the foundation for reducing the communication time-delay with the adjacent non-servicing base station.