Egg liquid freshness detection device

The invention relates to the technical field of detection instruments, in particular to an egg liquid freshness detection device which comprises an egg quality analyzer body and a discharging plate installed on the egg quality analyzer body and used for placing a tray, a push-out assembly is installed at the top of the discharging plate, a transverse frame is installed below the discharging plate, and the transverse frame is connected with the egg quality analyzer body. The top of the transverse frame is provided with a conveying assembly used for conveying the trays to the discharging plate. The conveying assembly comprises an inclined plate, the end, close to the discharging plate, of the inclined plate is fixedly connected with a downward concave plate sliding on the transverse frame, the two ends of the top of the inclined plate are fixedly connected with limiting strips used for limiting the moving path of the trays, and the top of the inclined plate is slidably connected with a limiting ...

蓄电池包装箱（AGM旗舰系列）

蓄电池包装箱（SAIL EFB系列）

Prestressed anchorage pole slowly bonds

... 本实用新型提供了一种缓粘结预应力锚杆，包括锚杆本体和锚杆套，所述锚杆套为圆柱形结构，其内部设有与所述锚杆本体直径一致的通孔，所述锚杆套的外表面周向设有若干排沿径向延伸的锯齿形凸起棱，且所述锚杆套上还间隔固设有若干半环结构。相对于现有技术，本实用新型所述的缓粘结预应力锚杆具有以下优势：本实用新型的锚杆结构设有防锈蚀的锚杆套，且结构新颖合理，防腐蚀效果好的同时，便于施工操作，且承受力大，不易损坏。 ...

Modified PPS, preparation method and application thereof, and ferrite/modified PPS plastic magnetic material

The invention provides modified PPS, a preparation method and application thereof and a ferrite/modified PPS plastic magnetic material, and particularly relates to the technical field of plastic magnetic materials. The modified PPS comprises PPS, branched polyethylene, a polar graft copolymer and a lubricant, wherein the branched polyethylene comprises at least one of EBA, EMA, EAA and EEA; the polar grafted copolymer comprises POE (Polyolefin Elastomer)-g-GMA (Glycidyl Methacrylate) and/or SEBS (Styrene Ethylene Butylene The lubricant comprises at least one of octadecanamide, erucyl amide and oleamide. According to the modified PPS provided by the invention, the branched polyethylene is used, so that the impact toughness of the PPS is improved; meanwhile, the polar graft copolymer is added, so that the polarity of the PPS can be enhanced, and the PPS can be better fused with a polar or non-polar system; due to the addition of the lubricant, the flowing property of the PPS is improved, ...

Resource allocation method and device, terminal equipment and medium

The invention discloses a resource allocation method and device, terminal equipment and a medium, and relates to the field of resource allocation. Obtaining the current cumulative number of times of executing the preset operation by the user; obtaining the current probability of each resource to be allocated corresponding to the preset operation; determining a target probability when each resource is to be allocated according to the current cumulative number of times and the probability profit-loss ratio; adjusting the current probability when each resource is to be allocated to a corresponding target probability; and responding to a preset operation of the user and distributing a target resource corresponding to the preset operation to the user from all the resources according to the target probability. According to the method, the probability of each resource to be allocated is adjusted according to the current cumulative number of times and the probability profit-loss ratio, and when ...

Concrete homogenizing and stirring device

The invention belongs to the technical field of concrete stirring, and discloses a concrete homogenizing stirring device which comprises a stirring box, rotating screws are movably installed at the corners of the stirring box, lifting supporting cylinders are movably installed on the surfaces of the rotating screws, and a movable supporting plate is fixedly installed at the top of each lifting supporting cylinder. And a fixed supporting plate is fixedly mounted at the top of the stirring box, and a rotating groove is formed in the lower portion of the fixed supporting plate. Through cooperation of a rotary scraping plate, a lifting screw rod, a first through hole and other structures, the lifting screw rod is driven by a movable supporting plate to ascend, so that a stirring rod moves to the position below the rotary scraping plate, and then through cooperation of the rotary scraping plate and the first through hole and rotation of the lifting screw rod, stirring is conducted; and raw materials ...

Deicing machine for high-speed rail overhead line system

The deicing machine for the high-speed rail overhead line system comprises two sets of driving wheels used for being installed above a carrier cable, the two sides of the two sets of driving wheels are connected into a whole through fixing plates, the two ends of the bottom of each set of driving wheels are provided with connecting bases respectively, the lower end of each connecting base is provided with a tensioning mechanism, and the two ends of each connecting base are each provided with a locking mechanism. Two driven wheel covers are connected to the lower end of the tensioning mechanism, a driven rotating wheel is movably installed between the two driven wheel covers, an extension rod is welded to the front end of each driven wheel cover, an installation cover is fixedly installed at the front end of each extension rod, and an ice scraping knife is fixedly installed at the front end of each installation cover; and a mounting frame is fixedly mounted on the outer side of the extension ...

Lubricant for ferrite plastic magnetic material, ferrite plastic magnetic material as well as preparation method and application of ferrite plastic magnetic material

The invention provides a lubricant for a ferrite plastic magnetic material, the ferrite plastic magnetic material and a preparation method and application of the ferrite plastic magnetic material, and relates to the technical field of ferrite. Specifically, the lubricant provided by the invention comprises a first lubricating component and a second lubricating component, the first lubricating component comprises one of silicone powder or silicone master batch, and the second lubricating component comprises at least one of erucyl amide or oleamide; the ferrite plastic magnetic material comprises the following components: the lubricant, ferrite magnetic powder, a coupling agent and nylon. The lubricant is used for overcoming the defects of poor fluidity and mechanical properties of the ferrite plastic magnetic material caused by high powder filling rate; the prepared ferrite plastic magnetic material has the technical advantages of high flowing property, high tensile strength, high bending ...

Branch trimming device beside high-voltage line

The invention discloses a trimming device for branches beside a high-voltage line. The trimming device comprises a movable carrying table, a main lifting frame, a rotating table, a trimming table, a telescopic cutting assembly, a U-shaped frame, a frame body, wheel bodies and a second motor. According to the pruning device, by arranging the structure composed of the U-shaped frame, the frame body, the wheel body and the second motor, cut and fallen branches can be clamped on the inner side of the U-shaped frame, the bottom of the branches can make contact with the wheel body, the second motor drives the wheel body to rotate, the branches can be controlled to move out in the length direction of the pruning table, and by means of the design of the rotating table, the pruning efficiency is improved. The trimming table can rotate by an angle, the falling direction of cut branches can be well controlled, the branches beside the high-voltage line can be conveniently corrected, and the influence ...

Epoxy resin sports floor material and preparation method thereof

The invention discloses an epoxy resin sports floor material and a preparation method thereof, and belongs to the technical field of floor materials, adamantane and beta-cyclodextrin are respectively utilized to modify epoxy resin, the adamantane modified epoxy resin has excellent heat resistance and chemical stability, the beta-cyclodextrin has excellent oxidation resistance and moisture resistance, and the epoxy resin modified by the beta-cyclodextrin has excellent heat resistance and chemical stability. Meanwhile, the beta-cyclodextrin contains a large number of hydroxyl groups, so that the adhesive force between the epoxy resin sports floor material and a base layer is further increased; the prepared epoxy resin sports floor material has excellent moisture resistance and weather resistance, can better meet the requirements of outdoor sports fields, and has a good development prospect.

High-remanence low-coercivity permanent magnet material preparation device

The invention relates to the technical field of high-remanence low-coercivity permanent magnet material preparation, in particular to a high-remanence low-coercivity permanent magnet material preparation device which comprises a supporting frame, a hopper, a dressing frame, a mold, a hydraulic assembly and a jacking assembly, the jacking assembly is arranged, and a jacking head on the jacking assembly is matched in a pressing groove. On the one hand, the position of the jacking head is continuously adjusted, new magnetic powder is supplemented into the pressing groove, the pressing head downwards extrudes the magnetic powder, the magnetic powder is extruded layer by layer, and the magnetic powder product quality is improved. A magnetic powder product extruded and formed by the device has multilayer performance, so that the surface magnetic field of a permanent magnet material processed by the magnetic powder product through subsequent sintering and other processing links is larger, and ...

Planning scheme selection and utilization rate calculation method for regional main network

The invention provides a planning scheme selection and utilization rate calculation method for a regional main network. The method comprises the steps of obtaining an annual regional main network load curve and a support power supply starting mode of each annual operation mode based on annual planning and whole network data of the regional main network; determining a power balance demand of the regional main network, a power exchange demand of each network discontinuous surface and a minimum technical output curve of a support power supply in the network; calculating the intermittent power supply abandoned electric quantity corresponding to different intermittent energy planning schemes and energy storage operation indexes in the regional main network under the current startup mode; calculating to obtain the power abandoning rate of the intermittent power supply of the regional main network in different planning schemes; calculating a target function; and selecting the planning scheme with ...

Powder material conveying device

The powder material conveying device comprises a fan, a feeding part, a material guiding part, a material collecting barrel and a dust removing barrel, the feeding part comprises a material conveying pipe, a feeding pipe and a feeding barrel, the feeding pipe is vertically fixed to the middle of the outer end face of the material conveying pipe in a penetrating mode, the feeding barrel is vertically fixed to the top end of the feeding pipe, one end of the material conveying pipe is connected with the fan in a penetrating mode, and the other end of the material conveying pipe is connected with the dust removing barrel. And the other end of the material conveying pipe is fixedly communicated with a material guiding piece, and the discharging end of the material guiding piece is communicated with a material collecting barrel. According to an existing powder material conveying device, the conveying capacity and the conveying efficiency are mainly related to the discharging capacity and the ...

RECIPROCATING LOW-SPEED HEAVY-LOAD HYDRAULIC PUMP WITH VARIABLE ACTION AREA

A reciprocating low-speed heavy-load hydraulic pump with a variable action area comprises a plurality of hydraulic cylinder units (3) and moving members (1, 2). Two ends of the hydraulic cylinder units (3) are separately connected with the moving members (1, 2) via mechanical structures. The moving members (1, 2) move relative to each other. The hydraulic cylinder unit (3) consists of a hydraulic cylinder (4), a reversing valve (5) and a one-way valve (6). The hydraulic cylinder (4), the reversing valve (5) and the one-way valve (6) are connected with each other via hydraulic pipelines. Based on different magnitudes of driving force, the hydraulic pump can proactively configure and form different combinations of hydraulic cylinder units, and further adjust the size of an equivalent action area. Therefore, even if the magnitude of the driving force changes, it can be ensured that the hydraulic pump consisting of hydraulic cylinder units outputs oil liquid with a relatively stable pressure ...

High-performance intelligent bridge structure and intelligent weighing method

The invention relates to a high-performance intelligent bridge structure and an intelligent weighing method, and the bridge structure comprises a bridge body which comprises a UHPC main beam, and a plurality of longitudinal load-bearing steel bars are arranged in the UHPC main beam; the pre-embedded monitoring equipment comprises a plurality of strain sensors arranged on the longitudinal load-bearing steel bars, and the strain sensors are connected into the bridge acquisition box through distributed optical fibers; the external monitoring equipment comprises a camera for monitoring bridge floor vehicle information, and the camera is centrally connected to the bridge acquisition box in a wired mode; and the host is connected with the bridge acquisition box, identifies and records the corresponding position of the vehicle on the bridge floor, extracts the monitoring data of the strain sensor on the UHPC main beam at the corresponding moment, records the monitoring data, compares the monitoring ...

But cave mould is used to angle regulation's prestress wire

... 本实用新型提供了一种可调节角度的预应力钢绞线用穴模，包括穴模主体、封盖在穴模主体上方的顶板以及封盖在穴模主体下方的底板，所述穴模主体为锥形管状结构、顶板中心开有上通孔，相对应的底板中心处开有下通孔，用于穿射预应力钢绞线；上通孔的直径为下通孔直径的1.5～3倍，所述上通孔的两侧沿通孔径向设有一组平行滑槽，滑槽上滑动连接一调节杆，所述调节杆的中心固定连接一导线件，所述导线件沿锥形穴模主体的径向延伸至下通孔处，并固定在所述下通孔边缘处的底板上。采用锥形的穴模主体相对于现有技术更方便，更省力；同时可以对穿射在穴模内的钢绞线进行弯曲角度的调整，结构更合理。 ...

Ferrite magnetic powder, preparation method thereof and bonded magnet

The invention provides ferrite magnetic powder, a preparation method thereof and a bonded magnet, and relates to the technical field of magnetic materials, the preparation method of the ferrite magnetic powder comprises the following steps: (a) densifying ferrite powder to obtain densified powder; (b) annealing and crushing the densified powder to obtain ferrite magnetic powder; wherein the ferrite powder comprises fine powder with the average particle size of 0.2-0.5 micron and coarse powder with the average particle size of 4.5-6.0 microns, and the weight ratio of the fine powder is 35-45%. The technical problem that ferrite magnetic powder provided in the prior art cannot effectively give consideration to indexes of magnetic powder compression density (CD) and magnet intrinsic coercive force (jHc) is solved, and the technical effects that the magnetic powder compression density ranges from 3.75 g/cm < 3 > to 3.85 g/cm < 3 >, and the magnet intrinsic coercive force is 275 kA/m or above ...

Packaging equipment determination method and device, electronic equipment, storage medium and product

The invention discloses a packaging equipment determination method and device, electronic equipment, a storage medium and a product, and belongs to the technical field of Internet. The embodiment of the invention provides a method for determining packaging equipment, and the method comprises the steps: determining a first packaging task, and then determining the attribute information and packaging complexity parameters of an article corresponding to the first packaging task, the continuous distribution parameters of the first packaging task, and the attribute information of a plurality of candidate packaging equipment; and determining a first target packaging device from the plurality of candidate packaging devices based on the attribute information and the packaging complexity parameter of the article, the continuous distribution parameter of the first packaging task and the attribute information of the plurality of candidate packaging devices. According to the method, when the first target ...

Self-moving reversed loader for mining working face of strip mine

The self-moving reversed loader comprises a vehicle body, the top of the vehicle body is rotationally connected with a center column, a center base is fixedly installed on the top of the center column, the two ends of the center base are rotationally connected with connecting bases, and supporting plates are movably arranged at the bottoms of the connecting bases; one end of the connecting seat is detachably connected with a belt conveyor fixing seat through a bolt; a middle groove, a limiting groove and an adjusting groove are formed in the bottom of the supporting plate, and the limiting groove is formed in the bottom of the middle groove in a communicating mode. According to the self-moving reversed loader, through supporting of the middle rods, the supporting plates can incline towards the two ends, the limiting grooves play a limiting role, under connection of the rotating shafts, the top ends of the adjusting rods can slide along the interiors of the corresponding adjusting grooves ...

Resource processing method and device, terminal equipment and storage medium

The embodiment of the invention provides a resource processing method and device, terminal equipment and a storage medium, and relates to the technical field of intelligent terminals. Reserved resources at the end of the current resource processing cycle can be controlled to meet the resource demand of the next resource processing cycle and the storage limitation of the current resource processing cycle at the same time. Receiving historical resource change data sent by the first electronic terminal equipment; receiving retained resources sent by the first electronic terminal equipment; obtaining effective resources in the next resource processing period from the retained resources; according to the historical resource change data, obtaining the predicted removal quantity of the effective resources in the next resource processing period; when the remaining number of the effective resources is greater than the predicted removal number of the effective resources in the next resource processing ...

Automatic migration method and system for camera access fault of video monitoring platform

The invention discloses an automatic migration method and system for video monitoring platform camera access faults, and relates to the video monitoring automatic troubleshooting technology. Aiming at the problems of high cost and difficult maintenance in the prior art, the scheme is provided, when a camera cannot access a preset corresponding access server, load data of each access server is acquired, an optimal backup access server is selected according to the load data, and the camera is accessed to the optimal backup access server. The method has the advantages that four major problems can be solved at a time, namely, the problem that the camera cannot be automatically migrated due to access faults in a traditional mode, the problem that video data of the camera is lost due to the access faults of a video monitoring platform, and the problem that network configuration is inflexible due to the fact that the fixed IP address of the access server are solved; the problem that the construction ...

METHOD FOR SYNCHRONIZING THE CLOCK OF A BASE TRANSCEIVER STATION AND NETWORK THEREOF

Provided are a method for synchronizing the clock of a Base Transceiver Station (BTS) and a network thereof. The method includes: in the network consisting of the combination of multiple BTSs which include one master BTS (112) and at least one slave BTS (111), after obtaining a GPS signal via a Global Positioning System (GPS) antenna (101) configured in the master BTS (112), the master BTS (112) transforms the GPS signal into a synchronization clock signal of the master BTS (112), and transmits the synchronization clock signal of the master BTS (112) to the slave BTS (111); after receiving the synchronization clock signal of the master BTS (112), the slave BTS (111) implements the local clock synchronization of the slave BTS (111), thereby implementing the clock concatenation synchronization of BTSs in multi-sectors. The network includes multiple combining BTSs and at least one GPS antenna (101), the multiple combined BTSs include one master BTS (112) and at least one slave BTS (111); wherein ...

DATA READING METHOD, DEVICE, AND MULTI-CORE PROCESSOR

The embodiments of the present application provide a data reading method, a device, and a multi-core processor. Said method comprises: a first CA (CA1) sending, to an HA, a first exclusive read request, the first exclusive read request being used to instruct the HA to update the state of target data into a CA1 exclusive state; before receiving a first exclusive read response to the first exclusive read request, if the CA1 receives a first monitoring request sent by the HA and determines, according to the first monitoring request, that the state of the target data is the CA1 exclusive state, the CA1 suspending the first monitoring request; and after receiving the first exclusive read response, the CA1 updating, according to the first monitoring request, a read/write permission to the target data, and sending a first monitoring response to the HA. The method above solves a read request conflict whilst ensuring cache consistency.

Test bench with fingerprint identification and certificate identification dual verification light path and verification method thereof

The invention relates to a test bed with a fingerprint identification and certificate identification dual verification light path and a verification method thereof. The test bed comprises a box body, a trapezoidal prism, a fingerprint acquisition light source, a certificate acquisition light source, a fingerprint acquisition camera, a certificate acquisition camera, a first hand-cranking lifting platform, a second hand-cranking lifting platform, a first horizontal slide rail assembly, a first lifting slide rail assembly, a first rotating shaft assembly and a fixed bracket, the trapezoidal prism is inversely arranged below the top surface of the inner side of the box body, the upper surface of the trapezoidal prism is a common collection surface of certificates and fingerprints, the trapezoidal prism is transparent and can transmit light into the box body, the up-down and left-right positions of the certificate collection light source can be adjusted, and the light emitting angle can be ...

Multi-element ceramic matrix composite material and preparation method thereof

The invention discloses a multi-element ceramic-based composite material and a preparation method thereof.The preparation method comprises the steps that infiltration powder A and infiltration powder B are sequentially laid on the surface of a C/C composite material, then infiltration treatment is conducted, and the multi-element ceramic-based composite material is obtained, the infiltration powder A is composed of V powder and Si powder, and the infiltration powder B is composed of refractory metal powder M, V powder and Si powder; the refractory metal powder M is selected from at least one of Hf powder, Zr powder and Ta powder; the prepared multi-element ceramic-based composite material is an ultra-high-temperature ceramic-based composite material which is characterized in that ultra-high-temperature ceramic components and high-temperature ceramics are matched with each other, each phase is uniformly distributed, the grain size is smaller, and the ultra-high-temperature ceramic-based ...

Article sorting method and device, readable storage medium and electronic equipment

The invention relates to an article sorting method and device, a readable storage medium and electronic equipment. The method comprises the steps of obtaining attribute information of articles to be stored and a preset similar article list, wherein attribute information of multiple groups of similar articles is recorded in the similar article list; according to the attribute information of the to-be-warehoused articles and the attribute information of the multiple groups of similar articles, determining whether at least one group of similar articles exist in the to-be-warehoused articles or not; and if at least one group of similar articles exist, storing different articles in each group of similar articles in different storage locations, so that any group of similar articles do not exist in the same storage location. Therefore, different articles in the similar articles are stored in different warehouses, scanning barcodes of all the articles to be warehoused for verification is not needed ...

Web service combination generation method based on block chain smart contract

The invention relates to the technical field of block chains, in particular to a Web service combination generation method based on a block chain smart contract, and the method comprises the following steps: S1, a user synchronously deploys a smart contract on Ethereum; s2, service providers of different nodes release Web service information provided by the service providers by using the synchronous smart contract; s3, a user triggers a Web service combination core algorithm by calling an intelligent contract to obtain a Web service combination currently suitable for the user; and S4, after the user selects the service provided by the service provider, the intelligent contract stores all information about the Web service combination on the block chain. According to the method, a safe and credible transaction environment is constructed for a user and a Web service provider by utilizing the characteristics of de-neutralization, tampering resistance and the like of the block chain, the limitation ...

VIDEO AUTHENTICATION METHOD AND APPARATUS

A video authentication method and apparatus. The method comprises: generating a hash code to be authenticated of a video to be authenticated, and acquiring a reference hash code of an original video of the video to be authenticated, wherein the hash code to be authenticated comprises: with regard to each image frame of the video to be authenticated, a hash code of each pre-set area obtained by dividing an image area of the image frame, and location information representing the location of each pre-set area in the image frame; a generation algorithm of the reference hash code being the same as a generation algorithm of the hash code to be authenticated; and with regard to the hash code of each pre-set area, when the hash code of the pre-set area does not match a hash code corresponding to a pre-set area in the original video, determining that the pre-set area has been tampered with, and determining the location where the video to be authenticated has been tampered with according to the location ...

Calculation method for differential capacitance of battery

The invention discloses a battery differential capacitance calculation method, and the method comprises the steps: carrying out the electrochemical impedance spectroscopy test of a battery based on a preset frequency interval, obtaining the original impedance spectroscopy data of the battery in the frequency interval, and screening out the inductive reactance data in the original impedance spectroscopy data to obtain the test impedance spectroscopy data; obtaining test capacitive reactance spectrum data in the frequency interval based on the test impedance spectrum data; and calculating theoretical capacitive reactance spectrum data of the battery at different relaxation times based on a regularization method, and calculating differential capacitance data of the battery at different relaxation times based on the test capacitive reactance spectrum data, the theoretical capacitive reactance spectrum data and a target minimization method. According to the technical scheme provided by the invention ...

Wet-process forming machine for rice noodles

The invention provides a wet forming machine for rice noodles, and relates to the technical field of rice noodle processing. The rice noodle wet forming machine comprises a rice noodle forming mold, a buffer chamber, an extrusion mold, a transmission supporting seat, a coupler, a speed reducer, a motor and a steam pocket, a machine barrel is arranged in the steam pocket, an extrusion screw is rotationally arranged in the machine barrel, the end of the machine barrel is connected with the transmission supporting seat, the end of the transmission supporting seat is rotationally connected with the coupler, and the speed reducer is arranged in the machine barrel. One end of the coupler is connected with the output end of the speed reducer, and the input end of the speed reducer is connected with the output end of the motor. The whole machine layout design has the advantages that the speed reducer direct drive mode is adopted, the whole machine layout mechanism is compact, transmission is stable ...

Hydrogen burner

The hydrogen burner comprises an air supply pipe, a core assembly and a gas supply main machine, and the first end of the air supply pipe is in butt joint with the gas supply main machine; the core assembly comprises a combustion head and a feeding pipe, the combustion head is arranged in the air supply pipe and close to the second end of the air supply pipe, the combustion head comprises a base body and a plurality of spray heads distributed on the base body, and igniters are further arranged on the base body and located between the spray heads; the air supply main machine comprises a closed outer shell, an air supply cavity is formed in the outer shell, an impeller is arranged in the air supply cavity, and an air volume control mechanism communicated with the air supply cavity is further arranged outside the outer shell. The technical scheme has the beneficial effects that the air supply pipe can guide air to the position in front of the combustion head, the air is mixed with hydrogen ...

Polished round-grained rice crack grain detection device

The invention relates to the technical field of hard rice grain detection, in particular to a polished round-grained rice crack grain detection device which comprises a base, an air pump is fixedly mounted at the top of the base, a pneumatic feeding mechanism is arranged at the output end of the air pump, and an elastic sorting mechanism is arranged at the end of the pneumatic feeding mechanism. A detection driving mechanism is arranged at the other end of the elastic material selecting mechanism; the pneumatic feeding mechanism comprises a detection cylinder fixedly connected to the air flow output end of the air pump, and the top of the detection cylinder is fixedly connected with a feeding pipe. According to the invention, one-by-one pneumatic detection of hard rice samples is realized through the pneumatic feeding mechanism, meanwhile, rice grains are blown by gas to be automatically fed, and the elastic sorting mechanism is driven to deform to different degrees, so that the cracking ...

Method and device for determining volume value of article, electronic equipment and storage medium

The invention provides a method and device for determining a volume value of an article, electronic equipment and a storage medium, and belongs to the technical field of Internet. The method comprises the following steps: acquiring a target volume value obtained by manually measuring the volume of a target object at this time; determining a volume type to which the target volume value belongs according to the target volume value, the number of manual measurement times of the target article and a historical volume value; and when the volume type to which the target volume value belongs is the confidence volume, determining the target volume value as the volume of the target article. According to the invention, after the target volume value obtained by manual measurement of the target article is obtained, the target volume value is not directly used as the volume of the target article, but the volume type of the target article is determined according to the number of manual measurement times ...

POINT CLOUD THREE-DIMENSIONAL MODEL RECONSTRUCTION METHOD AND SYSTEM

The present invention relates to a point cloud three-dimensional model reconstruction method, comprising the following steps: a. scanning and obtaining a point cloud of an object requiring three-dimensional model reconstruction; b. analyzing the quality of the obtained point cloud; c. computing the point cloud after quality analysis and obtaining a new scan viewpoint; d. scanning according to the new scan viewpoint, and updating in real time the point cloud of step a according to the point cloud obtained by scanning with the new scan viewpoint; and e. reconstructing the three-dimensional model according to the cloud point obtained after the real-time update. The present invention also relates to a point cloud three-dimensional model reconstruction system. The present invention can realize full automatic reconstruction of a three-dimensional model to create a high quality point cloud model. In addition, the present invention is easy to implement and has high efficiency.

Metal high-entropy ceramic modified C/C composite material and preparation method thereof

The invention discloses a metal high-entropy ceramic modified C/C composite material and a preparation method thereof.The preparation method comprises the steps that a C/C porous body is placed in an impregnant to be impregnated, then cracking is conducted, impregnation-cracking is repeated, a C/C-SiC porous body is obtained, brush coating slurry containing raw material powder is brushed into the C/C-SiC porous body, sintering treatment is conducted, and the metal high-entropy ceramic modified C/C composite material is obtained. And then the brushing-sintering treatment is repeated until the compact metal high-entropy ceramic modified C/C composite material is obtained. According to the preparation method, the brush coating slurry containing the high-entropy ceramic powder, the W powder and the Cu powder is directly adopted as a matrix raw material, in the sintering process, no chemical reaction exists between materials, only Cu is dissolved, the sintering temperature is low, damage to ...

Prestressing steel stretch -draw support

... 本实用新型提供了一种预应力钢筋张拉支座，包括一圆盘形底座、2～3个直角三角架和至少两个环形锁紧扣，所述圆盘形底座上套设有一环形固定圈，所述直角三角架的底部垂角处与所述环形固定圈活动连接，所述环形锁紧扣包括两个相互匹配的半圆形锁紧件，所述两个相互匹配的半圆形锁紧件分别穿过半数直角三角架的竖直直角边并通过固设于所述半圆形锁紧件两端的锁紧扣相配合形成一与所述圆盘形底座平行的环形锁紧扣。本实用新型的张拉支座结构简单、稳固、支撑强度较大，且具有一定的缓冲作用，可以更好的保护千斤顶在张拉过程中的不受外界环境影响，更好的张拉，使得张拉后的预应力钢筋受力更均匀，且本结构方便携带，利于大型施工场地的应用。 ...

Intelligent detection method of T-shaped experimental test block

The invention discloses an intelligent detection method for a T-shaped experimental test block, and relates to the technical field of material stress testing, and the method comprises the following steps: in the steps S1 to S6, introducing the intelligent detection method, establishing a mechanical motion digital twin model, planning mechanical detection points, enabling the T-shaped experimental test block to be in a plurality of temperature environments, selecting a position according to a thread test point to perform mechanical strength detection, intelligently obtaining an indentation value in a mechanical compression resistance detection data set Lx through a visual video acquisition mode, inputting the indentation value into a mechanical motion digital twinborn model, establishing a T-shaped experiment test block mechanical compression resistance detection data set Lx, analyzing and generating a detection compression resistance coefficient Kysx, and calculating the mechanical strength ...

Multi-load wireless charging system based on neural network and control method thereof

The invention discloses a multi-load wireless charging system based on a neural network and a control method thereof, the working state of the system can be monitored in real time through a directional coupler, an equivalent load impedance value is calculated according to a reflection coefficient, and the optimal capacitance value of an impedance matching network is calculated by the equivalent load impedance value through a neural network algorithm. The load impedance is adjusted in real time by adjusting the capacitor matrix, so that the system works at the highest efficiency; according to the multi-load wireless charging system based on the neural network and the control method of the multi-load wireless charging system, the working state of the system can be rapidly adjusted in real time according to the change according to the characteristic that the neural network has infinite fitting on a nonlinear function, and the transmission efficiency of the system is kept in a high-level state ...

Remote monitoring device for intelligent installation of low-voltage distribution network

The invention discloses an intelligent installation remote monitoring device for a low-voltage distribution network, and the device comprises an adjustment unit which comprises a supporting frame, a lifting plate disposed on the supporting frame, a rotating box disposed in the lifting plate, a camera disposed in the rotating box, and a protection block disposed on the inner wall of the rotating box. The cleaning unit comprises a water discharging tank arranged on the top end face of the rotating box, a turbofan arranged in the water discharging tank, a water collecting tank arranged on the top end face of the water discharging tank, rotating assemblies arranged on the two sides of the rotating box and sweeping assemblies arranged on one sides of the rotating assemblies. According to the invention, the height of the camera can be flexibly adjusted so as to expand the monitoring range, the camera can be cleaned in rainy days, and the definition of a monitoring picture is ensured.

Waste heat recovery device for steam turbine of thermal power plant

The invention relates to the technical field of waste heat recovery, in particular to a thermal power plant steam turbine waste heat recovery device which comprises a recovery box, one side of the recovery box is communicated with an air inlet pipe, an auxiliary assembly is horizontally arranged in the recovery box, and the end of an execution rod of the auxiliary assembly is located in the air inlet pipe and used for generating power through the mobility of steam. A storage battery is arranged on the outer wall of the end, away from the air inlet pipe, of the recycling box and connected with the auxiliary assembly through a wire, a limiting assembly is arranged at the end, located in the recycling box, of the air inlet pipe and used for reducing input of the steam amount, transmission assemblies are symmetrically arranged on the inner wall of the recycling box, and the execution ends of the transmission assemblies are movably sleeved with water scraping assemblies. According to the waste ...

Ablation-resistant coated zirconium-based phosphate material and preparation method thereof

The invention discloses an ablation-resistant coated zirconium-based phosphate material and a preparation method thereof, and belongs to the technical field of ablation-resistant materials. The preparation method comprises the following steps: mixing powder raw materials containing phosphorus pentoxide, aluminum oxide and chromic oxide with water to obtain a phosphorus-aluminum-chromium double salt solution; and grinding, mixing and curing the phosphorus-aluminum-chromium double salt solution and zirconium oxide powder to obtain the ablation-resistant coated zirconium-based phosphate material. The material has excellent ablation resistance and thermal stability, a sample can be kept complete in a long-time ablation process at the ablation temperature of 2400 DEG C, meanwhile, the preparation process is simple, the period is short, the safety performance is high, and industrial production is facilitated.

Preparation method of fish rhabdovirus genetic engineering vaccine

The invention discloses a preparation method of a fish rhabdovirus genetic engineering vaccine. The preparation method comprises the following steps: preparing baculovirus for expressing snakehead vesicular virus recombinant glycoprotein, preparing an adjuvant and preparing the genetic engineering vaccine. A large amount of recombined baculovirus expressed channa argus vesicular virus glycoprotein can be obtained through a one-step transfection method, and the channa argus vesicular virus glycoprotein is combined with a high-efficiency vaccine adjuvant to prepare the channa argus vesicular virus genetic engineering vaccine.

NUCLEAR MAGNETIC RESONANCE ROCK SAMPLE ANALYSIS METHOD AND INSTRUMENT WITH CONSTANT GRADIENT FIELD

A nuclear magnetic resonance rock sample analysis method with a constant gradient field, including the following steps: obtaining measurement data by performing nuclear magnetic resonance measurement in a constant gradient field generated by a magnet; converting the measured nuclear magnetic resonance data into a nuclear magnetic resonance 2D spectrum D-T2; obtaining a standard sample nuclear magnetic resonance 2D spectrum D-T2 by measuring and inverting the standard sample of the constant gradient field; measuring a rock sample to obtain a fluid nuclear magnetic resonance 2D spectrum D-T2 in the rock sample, and identifying the type of the fluid according to the nuclear magnetic resonance 2D spectrum D-T2 of the rock sample actually measured; calculating the fluid property and rock physical property parameters of the rock sample according to the nuclear magnetic resonance 2D spectrum D-T2 of the fluid in the rock sample; performing single-slice scanning on the rock sample to obtain the ...

Management method of farm and computer program product

The invention provides a farm management method and a computer program product, and the method comprises the steps: obtaining the breeding data of a breeding object; based on the breeding data of the breeding object, determining at least one index parameter by using a preset rule, the index parameter being used for representing annual reproduction information, abortion information, mating information, conception information or non-pregnant object proportion information; and displaying the index parameters in the display page. According to the management method of the farm, the breeding data can be automatically analyzed and processed by using the preset rule, and the index parameters under different dimensions are generated, so that the real-time condition of the farm can be intuitively displayed under different dimensions, a manager can quickly position and solve problems, and the management efficiency is improved. Therefore, automatic management of the farm is realized.

Block chain-based power supply chain data storage optimization method and system

The invention discloses a blockchain-based power supply chain data storage optimization method, which comprises the following steps of: S1, creating an alliance chain, and assigning internal nodes of the alliance chain by taking a power supply chain participating organization as members; s2, constructing a block chain network on the basis of the alliance chain; s3, controlling alliance chain members to access and store power supply chain data through an intelligent contract; s4, creating an alliance chain data storage layer, wherein the data storage layer comprises a double-chain structure and an IPFS; wherein the double-chain structure is responsible for on-chain storage, and the interstellar file system IPFS is responsible for off-chain storage. According to the optimization method and system provided by the invention, the problems that the data of the power supply chain is centralized and the data is easily tampered can be solved, and the efficiency requirement can be met.

Method and device for determining vehicle queuing number, electronic equipment and storage medium

The invention provides a method and device for determining a vehicle queuing number, electronic equipment and a storage medium, and belongs to the technical field of Internet. The method comprises the steps of determining a queuing priority of a target vehicle according to at least one of attribute information of a reservation list, storage attribute information of goods in the reservation list or operation attribute information of the target vehicle, and further determining a queuing number of the target vehicle. According to the method, the queuing number is not simply determined for the target vehicle according to the sign-in time sequence when the target vehicle arrives at the warehouse, but the queuing priority of the vehicle is determined in combination with at least one factor such as the attribute information of the reservation order, the operation attribute information of the target vehicle or the storage attribute information of the goods in the reservation order; the queuing ...

Overhanging type large-span photovoltaic power generation system convenient to assemble

The invention discloses an overhanging type large-span photovoltaic power generation system convenient to assemble, which comprises an adjusting tank and an overhanging type steel structure, an assembling steel frame is fixed at the top end of the adjusting tank through bolts, the assembling steel frame stretches across the adjusting tank, an embedded steel plate is fixedly connected onto the assembling steel frame, the overhanging type steel structure comprises a supporting frame, and the supporting frame is fixedly connected with the overhanging type steel structure through bolts. A plurality of assembled steel column components are clamped to the inner wall of the bottom end of the supporting frame, a plurality of steel columns are clamped to the inner wall of the bottom end of the assembled steel component at the tail end, the steel columns are fixed to the top end of an embedded steel plate, the steel columns and the embedded steel plate are integrally formed, and an external steel ...

Novel self-suction discharge pump applied to chemical neutralization tank

The invention discloses a novel self-suction discharge pump applied to a chemical neutralization pool, which comprises a pump shell, the top end of the pump shell is fixedly connected with a pump body, one side of the pump shell is fixedly connected with a water inlet pipeline, one side of the water inlet pipeline is fixedly connected with a deepening pipeline, and the deepening pipeline is fixedly connected with a water outlet pipeline. The end, away from the water inlet pipeline, of the deepening pipeline is fixedly connected with one side of the pump machine shell, a speed reduction block is fixedly connected to the bottom of the pump machine shell, a plurality of sets of speed reduction through holes are formed in the two sides of the speed reduction block, a filtering tank mounting base is arranged on one side of the speed reduction block, and the filtering tank mounting base is placed in the pump machine shell. The end, away from the water inlet pipeline, of the pump shell is fixedly ...

Method and device for monitoring circuit breaker

Disclosed are a method and apparatus for monitoring a circuit breaker, which selects a circuit breaker list from a plurality of stored circuit breaker lists as a reference list, and compares a detected circuit breaker state with a target state of a corresponding circuit breaker in the reference list, and generating a difference term in which the detected state of the circuit breaker is different from the target state of the corresponding circuit breaker in the reference list. In a preferred embodiment, the state of the electronic circuit breaker in the difference item can be set as the target state of the corresponding circuit breaker in the reference list.

Pencil sharpener production line manipulator

... 本实用新型公开了一种卷笔刀生产线机械手，包括横杆，横杆的外壁套接有滑动装置，滑动装置包括U型槽，U型槽的内壁与横杆的外壁均匀设置有滚珠，横杆的外壁右部设置有电动缸，电动缸上设置有伸缩杆，且伸缩杆的左端与滑动装置的外壁固定连接，滑动装置的底部设置有机械手，机械手包括外壳，外壳的内腔顶部固定连接有底座，底座的底部设置有电动机，电动机通过联轴器连接有螺纹杆，螺纹杆的底部固定连接有螺丝刀，外壳内腔底部设置有螺纹座，且螺纹座的外壁开有与螺纹杆相对应的螺纹孔，外壳的外壁设置有磁铁，该卷笔刀生产线机械手结构简单合理，自动化程度高，具有较高的生产效率。 ...

Temperature and humidity alarm device and system for intelligent installation terminal box of distribution network

The invention discloses a distribution network intelligent installation terminal box temperature and humidity alarm device and system.The distribution network intelligent installation terminal box temperature and humidity alarm device comprises an acquisition system, the acquisition system comprises a data collection unit, a data processing unit, an alarm unit and a data filing unit, and the output end of the data collection unit is in signal connection with the receiving end of the data processing unit; the receiving end of the alarm unit is in signal connection with the output end of the data processing unit, the receiving end of the data recording unit is in signal connection with the output end of the alarm unit, and the receiving end of the data recording unit is in signal connection with the output end of the alarm unit. An administrator calls a problem processing record through the data calling unit, and a previous problem processing method is used for reference, so that the system ...

Standardized management method and system for maintenance and debugging of thermal power generating unit

The invention discloses a standardized management method and system for maintenance and debugging of a thermal power generating unit, and the method comprises the steps: presetting a to-be-maintained table, a pre-maintenance material table and maintenance members of the unit according to the historical maintenance and debugging data of the thermal power generating unit; performing classified maintenance on different systems of the thermal power generating unit according to a preset unit to-be-maintained table, a pre-maintenance material table and maintenance member composition; and performing pilot run debugging on the thermal power generating unit according to the classified maintenance result. And personnel training and education can be carried out in advance, and operation skills required during the maintenance period are mastered, so that the operation is more skilled, the work ticket safety measure execution is smoother and time-saving, and the working efficiency is improved. The development ...

Platform determination method, device and equipment and computer readable storage medium

The invention discloses a platform determination method, device and equipment and a computer readable storage medium, and belongs to the technical field of logistics. The method comprises the following steps: acquiring a parking requirement of the transportation equipment, wherein the parking requirement is used for indicating a platform attribute which needs to be met by a platform for parking the transportation equipment; obtaining a platform attribute and an occupation state of at least one platform; and determining a target platform for parking the transportation equipment in the at least one platform, wherein the platform attribute of the target platform meets the parking requirement and the occupied state is unoccupied. As the platform attribute of the target platform meets the stopping requirement of the transportation equipment, the transportation equipment can stop on the target platform, and the accuracy of determining the platform for stopping the transportation equipment is ...

Porous oxide and preparation method thereof

... 本发明提供了种多孔氧化物及其制备方法。本发明将无机盐溶液和聚合物溶液混合，得到前驱体溶液；对所述前驱体溶液顺次进行冷冻处理和干燥处理，得到多孔结构前驱物；对所述多孔结构前驱物进行煅烧，得到多孔氧化物。本发明通过聚合物辅助，与无机盐紧密的结合在起，阻碍冰晶的长大，形成多孔的前驱体；在高温煅烧过程中除去聚合物，无机盐分解为氧化物并以多孔前驱体为模板生长，得到具有宏观三维结构特性、孔道均匀的多孔氧化物材料。 ...

Automatic coal unloading device for coal storage in coal bunker

The invention relates to the technical field of coal distribution, in particular to an automatic coal unloading device for coal storage in a coal bunker, which comprises a fixed frame, a turning plate rotationally arranged on the inner wall of the fixed frame, a support frame arranged on the end surface of the fixed frame, a first connecting rod arranged on the outer wall of the support frame, a coal conveying pipeline arranged at the end part of the fixed frame, and a spiral conveyer arranged in the coal conveying pipeline, the transfer assembly comprises a disc arranged on the outer wall of the first connecting rod and a first isolation plate arranged in the disc; the buffering assembly comprises a coal storage bin arranged in the fixing frame, a fixing block arranged outside the coal storage bin, an extrusion rod arranged on the end face of the coal storage bin, an extrusion block arranged at the other end of the extrusion rod and a third elastic piece arranged on the outer wall of the ...

Management method of pasture milk production data and computer program product

The invention provides a pasture milk production data management method and a computer program product. The method comprises the following steps: acquiring milk production data of a pasture; based on the milk production data, index parameters of at least one dimension are generated, and the at least one dimension comprises at least one of a milk yield dimension, a quality dimension, an efficiency dimension and an operation dimension; and displaying the index parameters of at least one dimension in a display page. According to the management method provided by the embodiment of the invention, the automatic analysis and processing of the pasture milk production data can be realized, the index parameters in different dimensions can be generated, the milk production condition of the pasture can be visually displayed in different dimensions, the management personnel can quickly position and solve the problem, and the automatic management of the pasture can be realized.

Preparation device of high-performance and high-corrosion-resistance sintered neodymium-iron-boron permanent magnet material

The invention relates to the technical field of permanent magnet material preparation, in particular to a high-performance high-corrosion-resistance sintered neodymium iron boron permanent magnet material preparation device which comprises a preparation box, a first conveying pipe is arranged at the top end of the preparation box, a storage box is arranged at the top end of the first conveying pipe in a communicating mode, and a smelting furnace is arranged on one side in the preparation box; the end, close to the smelting furnace, of the first conveying pipe is fixedly connected with a discharging hopper, and the other end of the discharging hopper communicates with the top wall of the smelting furnace. According to the device, the caked neodymium-iron-boron permanent magnet material can automatically fall off from the forming plate, the neodymium-iron-boron permanent magnet material can be conveniently transferred, the time consumed by a user for transferring the neodymium-iron-boron ...

Environment monitoring equipment for pipe gallery

The invention discloses environment monitoring equipment for a pipe gallery, which comprises a mounting frame plate, a mounting adjusting assembly, a monitoring equipment body and a protection assembly, and is characterized in that the mounting adjusting assembly is arranged on the mounting frame plate, the protection assembly is arranged on the mounting frame plate, and the monitoring equipment body is arranged on the protection assembly; the mounting adjusting assembly comprises a first adjusting frame, a second adjusting frame and an adjusting ball, one end of the first adjusting frame is rotationally arranged on the inner side wall of the mounting frame plate, the other end of the first adjusting frame is rotationally arranged on the adjusting ball, one end of the second adjusting frame is rotationally arranged on the inner side wall of the mounting frame plate, and the other end of the second adjusting frame is rotationally arranged on the adjusting ball. The other end of the first ...

Seedling directional automatic transfer lifting device for factory-like rice seedling raising

The industrialized rice seedling directional automatic transfer lifting device comprises guide rails and lifting mechanisms installed at the two ends of the guide rails, each lifting mechanism is composed of a lifting frame, a base and a supporting rod, the lifting frames are fixed to the two ends of the guide rails respectively, the guide rails are fixedly laid at the two ends of the supporting rods respectively, and T-shaped guide rail grooves are formed in the upper end faces of the guide rails; the guide rail is sleeved with a sliding sleeve, a T-shaped sliding block is arranged in the sliding sleeve, arranged in the T-shaped guide rail groove and slidably connected with the T-shaped guide rail groove, a transverse supporting rod perpendicular to the guide rail is fixed to the sliding sleeve, longitudinal supporting rods are fixed to the outer side of the sliding sleeve and the two ends of the transverse supporting rod respectively, and rotating shafts are arranged at the other ends ...

Magnetic material processing equipment

The invention is applicable to the technical field of magnetic material processing, and provides magnetic material processing equipment, which comprises a processing box, a fixing assembly, a magnetic rod positioning assembly, a magnetic rod positioning assembly, a magnetic rod positioning assembly, a magnetic rod positioning assembly, a magnetic rod positioning assembly, a magnetic rod positioning assembly and a magnetic rod positioning assembly, and is characterized in that the processing box is internally provided with a supporting table for placing a magnetic rod; the unloading transmission assembly is arranged on the supporting table; and the polishing assembly is arranged in the treatment box. The magnetic bar is placed on the supporting table, then the fixing assembly can fix the magnetic bar in an extrusion mode, after fixing is completed, the grinding assembly is controlled to be close to the two ends of the magnetic bar and grind the end faces of the two sides of the magnetic ...

Lightweight high-temperature-resistant phosphate composite material and preparation method thereof

According to the lightweight high-temperature-resistant phosphate composite material and the preparation method thereof, a matrix is chromium-free lanthanum aluminum phosphate, and the molar ratio of aluminum phosphate to lanthanum phosphate in the matrix is 1: (1-1.2); zrB2 particles or ZrB2 and AlN particles are distributed in the matrix, and the size of the ZrB2 particles and the size of the AlN particles are 300-1000 meshes; the density is 1.02 g/cm < 3 >-1.12 g/cm < 3 >, and the particles account for 20%-30% of the mass of the matrix. The method comprises the following steps: 1) adding distilled water or deionized water into an analytically pure phosphoric acid solution for dilution, stirring and preheating; (2) adding a curing agent ZrB2 particles or ZrB2 and AlN particles into the diluted phosphoric acid solution obtained in the step (1), heating and uniformly stirring; 3) adding aluminum hydroxide and lanthanum hydroxide powder into the mixed solution obtained in the step 2), stirring ...

Rubbish orderly collecting device of cleaning robot and orderly collecting method of rubbish orderly collecting device

The orderly garbage collecting device comprises a vehicle frame, a box body, a cleaning assembly, a conveying assembly, an orderly containing assembly and two driving assemblies, the vehicle frame is provided with a dust outlet, the box body is provided with an opening, and the cleaning assembly is arranged in the box body; the sweeping assembly comprises a rolling brush support arranged on the vehicle frame, a first rolling brush and a second rolling brush, the first rolling brush and the second rolling brush are arranged on the rolling brush support, the conveying assembly comprises a conveying support arranged on the vehicle frame, a conveying part and a power part, the conveying part and the power part are arranged on the conveying support, and the power part rotates and drives the conveying part to operate circularly. The orderly containing assembly comprises one or more containing teeth arranged on the conveying piece, a dust cleaning piece arranged at the dust outlet and a bearing ...

Airflow adjusting device, lithium battery negative electrode powder airflow feeding system and feeding method

The invention relates to the technical field of conveying, in particular to an airflow adjusting device, a lithium battery negative electrode powder airflow feeding system and a feeding method. The airflow adjusting device is applied to a lithium battery negative electrode powder airflow feeding system comprising a reaction kettle. The device comprises a fan, a conveying pipeline and an airflow adjusting block arranged in the conveying pipeline, a feeding hole is formed in one side, close to the fan, of the conveying pipeline; and the fan is suitable for blowing constant-pressure high-speed airflow into the conveying pipeline, so that powder fed from the feeding opening is blown into the reaction kettle through a material channel formed in the airflow adjusting block. According to the lithium battery negative electrode powder feeding system, channel selection adjustment is conducted on the discharging pipeline through the airflow adjusting block arranged in the conveying pipeline, the inner ...

Article allocation method and device, electronic equipment, storage medium and program product

The invention discloses an article allocation method and device, electronic equipment, a storage medium and a program product, and belongs to the technical field of logistics. The embodiment of the invention provides an article allocation method, and the method comprises the steps: determining the target sales volume of articles in a target time range according to the wave order to which the target time range belongs, and then determining the allocation volume of the articles according to the target sales volume of the articles in the target time range. And allocating the articles to the target center warehouse based on the allocation quantity of the articles, the priorities of the collaborative warehouses and the priorities of the collection warehouses. The sales volume of the articles in the target time range can be used for reflecting the allocation quantity of the articles, so that the articles are allocated to the central warehouse according to the sales volume, the situation that ...

Powder material storage device

The invention discloses a powder material storage device which comprises a base, a connecting base is arranged on the upper surface of the base, a first belt wheel is connected to the middle of the connecting base and the middle of the base, a tank body is installed at the top of the connecting base, the tank body and the connecting base are connected together in an inserted mode, and a stirring rod is installed in the tank body. The bottom end of the stirring rod and the top end of the second belt wheel are connected together, a motor is arranged on the side face of the base, the output end of the motor and the first belt wheel are connected together through a belt, a sealing cover is arranged at the top end of the tank body, and the sealing cover and the tank body are connected together through a screw rod. The powder storage device solves the problems that powder stored in an existing storage device is generally extruded in a tank body, the powder is difficult to flow and inconvenient ...

New energy powder batching data online tracking and adjusting device and working method thereof

The invention belongs to the technical field of new energy powder batching, and particularly relates to a new energy powder batching data online tracking and adjusting device and a working method thereof. The conveying mechanism is controlled by the control module and is suitable for carrying out pneumatic conveying on the powder with different particle sizes and conveying the powder into the mixing bin; the intercepting mechanism is controlled by the control module and is suitable for intercepting the powder escaping along with the gas in the conveying mechanism and pushing the intercepted powder back to the mixing bin; when the powder starts to be conveyed, the control module controls the conveying mechanism to be started, pneumatic conveying is conducted on the powder, and in the conveying process, the control module controls the intercepting mechanism to intercept the powder escaping along with ascending airflow and pushes the intercepted powder back to the mixing bin again.

Anti-blocking device for raw coal bunker

The invention discloses an anti-blocking device for a raw coal bunker, and relates to the technical field of raw coal bunkers, the anti-blocking device comprises: a rotating mechanism comprising a transmission assembly, a main plate, a first gear and a first turntable; the stirring mechanism comprises a T-shaped frame, an unfolding assembly, a first connecting rod, a second connecting rod and a third connecting rod. Through rotation of the rotating mechanism, blockage of coal materials is effectively prevented during feeding of the raw coal bunker, when the lower portion of the coal bunker is blocked, the stirring mechanism is driven by the rotating mechanism to be unfolded, the coal materials are stirred, and the overall using effect is improved.

Sea-land segmentation method and system, electronic equipment and medium

The invention provides a sea-land segmentation method and system, electronic equipment and a medium, and belongs to the field of SAR image semantic segmentation, and the sea-land segmentation method comprises the steps: obtaining a synthetic aperture radar image; based on a simulated plant growth algorithm and a simple linear iterative clustering algorithm, clustering pixel points in the synthetic aperture radar image to obtain a plurality of super pixels; and enhancing the connectivity of the plurality of superpixels by adopting a Dice coefficient to obtain a sea-land segmentation result. According to the invention, the simulation plant growth algorithm and the simple linear iterative clustering algorithm are combined, and the connectivity of the superpixels is enhanced by using the Dice coefficient, so that the sea-land segmentation precision of the SAR image is improved.

Pressure anisotropic sintered magnetic powder capable of avoiding caking, preparation method of pressure anisotropic sintered magnetic powder and magnet containing pressure anisotropic sintered magnetic powder

The invention relates to the technical field of magnetic materials, in particular to caking-preventing pressure anisotropy sintered magnetic powder, a preparation method thereof and a magnet containing the caking-preventing pressure anisotropy sintered magnetic powder, the caking-preventing pressure anisotropy sintered magnetic powder is composed of UiO-66 and SmFeN, the preparation method of the caking-preventing pressure anisotropy sintered magnetic powder comprises the steps that high-purity samarium blocks and iron blocks serve as raw materials, alloying, crushing into powder and nitriding are carried out, and the caking-preventing pressure anisotropy sintered magnetic powder is obtained. UiO-66 is used as a raw material, UiO-66 is used as a raw material, UiO-66 is used as a raw material, UiO-66 is used as a raw material, UiO-66 and UiO-66 are mixed and subjected to ball milling, a magnet comprises the agglomerated anisotropic sintered magnetic powder and is obtained through hole breaking ...

Double-acting pump and double-acting pump with driving power source

The double-acting pump comprises an outer pipe, one end of the outer pipe is closed, the other end of the outer pipe is open, the outer pipe is connected with a liquid conveying pipeline, an inner pump cylinder is arranged in an inner cavity of the outer pipe, a plunger and a push rod are arranged in the inner pump cylinder, the plunger and the push rod are connected together and can move in a reciprocating mode, and the inner cavity of the plunger and the inner cavity of the push rod are communicated. A liquid inlet hole capable of being located outside an inner cavity of the outer pipe all the time is formed in the outer pipe of the push rod, an annular cavity between the push rod and the inner pump cylinder is communicated with the inner cavity of the outer pipe, and one-way valves are arranged on the outer pipe, the inner pump cylinder and the plunger. A linear driving device is further arranged on the basis of the double-acting pump and used for driving the plunger to work. According ...

Rice freshness detection device

The invention relates to the technical field of food safety, in particular to a rice freshness detection device which comprises a base serving as a carrier of the whole device, a supporting plate is fixedly connected to the base, a color detector used for distinguishing rice colors is installed on the supporting plate, and a solution box used for containing a detection solvent is fixedly connected to the supporting plate. A conveying mechanism used for conveying rice is arranged on the base, a material guiding mechanism used for conveying rice is arranged on the supporting plate, a control mechanism used for controlling conveying of a detection solvent is installed on the supporting plate, and a vibration mechanism is installed on the base. By arranging the conveying mechanism, rice and a detection solution can be placed together and then rotated to the color detector, the color detector can recognize the color of a mixed solvent, the solution is fresh rice in emerald green and light green ...

Preparation method of calcium-lanthanum-cobalt ferrite magnet, calcium-lanthanum-cobalt ferrite magnet and application

The invention provides a preparation method of a calcium-lanthanum-cobalt ferrite magnet, the calcium-lanthanum-cobalt ferrite magnet and application, and particularly relates to the technical field of permanent magnetic ferrite magnets. The general atomic formula of the calcium lanthanum cobalt ferrite magnet is Ca (1-x-y) SryLaxFe (2n-z) CozO19, the preparation method comprises the following steps: A, weighing iron oxide red, SrCO3, CaCO3, La2O3 and Co2O3 according to a proportion in an atomic general formula, and pre-sintering to obtain a pre-sintered material; and B, crushing the pre-sintered material, adding the crushed pre-sintered material and a sintering aid Al2O3 into a ball mill, crushing to prepare slurry, carrying out compression molding in a magnetic field to obtain a molded body, and sintering the molded body to obtain the calcium-lanthanum-cobalt ferrite magnet. The sintering aid introduced by the preparation method only contains Al2O3, the magnetocrystalline anisotropy field ...

Batching mechanism and batching system for pneumatic batching of lithium battery and working method of batching system

The invention belongs to the technical field of lithium battery production, and particularly relates to a batching mechanism and system for a lithium battery pneumatic batching system and a working method of the batching mechanism, the batching mechanism is applied to the batching system comprising a pneumatic mixing tank, and the batching mechanism comprises a feeding cylinder, a storage assembly and a plurality of batching assemblies; wherein the feeding cylinder is pagoda-shaped and is communicated with the pneumatic mixing tank, and the batching components are respectively arranged on corresponding side wall layers of the feeding cylinder; the batching assemblies are connected with the material storage assembly and used for obtaining raw materials of different masses and feeding the obtained raw materials into the feeding cylinder. The batching mechanism of the system can feed raw materials with different proportions into the feeding cylinder in batches according to needed ingredients ...

Vehicle wading alarm method and device, electronic equipment and storage medium

The invention provides a vehicle wading alarm method and device, electronic equipment and a storage medium, firstly, the detection distance of a vehicle is obtained according to a first sensor, the road surface information of the vehicle is obtained according to a second sensor, the detection distance is the distance between a detected road surface obstacle and the road surface, and the road surface information is the image information of the road surface; then, whether the detection distance is larger than a preset distance threshold value or not is judged, whether the road surface information is associated with the water surface or not is judged, and when the detection distance is larger than the distance threshold value and the road surface information is associated with the water surface, an alarm of the vehicle is initiated. Based on the above mode, the road surface information of the vehicle is combined, the actual type of the road surface obstacle is sensed, whether the vehicle is ...

Method for preparing tantalum carbide coating on surface of carbon material

The invention discloses a method for preparing a tantalum carbide coating on the surface of a carbon material, and belongs to the technical field of ceramic materials. The method comprises the following steps: carrying out surface activation pretreatment on a carbon-based material to obtain an activated carbon-based material, coating silicon carbide precursor slurry on the surface of the activated carbon-based material, drying, sintering, generating a silicon carbide nanowire transition layer on the surface of the activated carbon-based material, coating tantalum carbide precursor slurry on the surface of the silicon carbide nanowire transition layer, and drying to obtain the silicon carbide nanowire/tantalum carbide composite material. Embedding in a molten salt system for heat treatment, and quenching and soaking an obtained heat treatment product in water. According to the method, the uniform and compact tantalum carbide coating can be prepared on the surface of the carbon-based material ...

Mechanical sealing structure of heat supply network drainage pump

The invention relates to the related technical field of heat supply network drainage pumps, and discloses a heat supply network drainage pump mechanical sealing structure which comprises a gland assembly and a rotating assembly, the gland assembly comprises a gland, a fixing bolt, a first sealing ring, a static ring, a second sealing ring, a positioning plate and a positioning bolt, and the first sealing ring and the second sealing ring are located on the two sides of the static ring; the positioning plate is fixed on the gland body through a positioning bolt, and a third sealing ring is arranged on the end face of the gland; the heat supply network drainage pump is low in manufacturing cost, a heat supply network drainage pump usually needs to select a pump external medium heat exchanger to cool a mechanical seal, although the heat exchanger can reduce the sealing use temperature of the mechanical seal and prolong the sealing use period of the mechanical seal, the system is complex, and ...

Processing equipment for protective coating on surface of sintered neodymium-iron-boron magnet

The invention relates to the technical field of sintered neodymium-iron-boron magnet surface protection, in particular to sintered neodymium-iron-boron magnet surface protection coating processing equipment which comprises a pool body, a conveying assembly, a protection shell, a water spraying pipe, a drying assembly and a spraying assembly. Floating dust and impurities on the sintered neodymium-iron-boron magnet are removed, the sintered neodymium-iron-boron magnet is kept clean, the sintered neodymium-iron-boron magnet can make more sufficient contact with an epoxy resin material, and then the epoxy resin material can better and more firmly cover the sintered neodymium-iron-boron magnet; and meanwhile, the epoxy resin material can be more uniformly adsorbed on the sintered neodymium-iron-boron magnet, so that the surface of the sintered neodymium-iron-boron magnet sprayed by the equipment is smoother, and the condition of the sintered neodymium-iron-boron magnet machined by the equipment ...

Hybrid active filter

The invention discloses a hybrid active filter, and relates to the technical field of power electronics, the hybrid active filter comprises an active filter module, a passive filter module and a first inductor, the active filter module comprises an injection coupling coil, an inverter, an adjusting module and a distribution circuit, and the injection coupling coil and the passive filter module are mutually inducted. Compensating current is injected into the passive filtering module through mutual inductance, the input end of the adjusting module detects and obtains first current consistent with the first output end of an inverter, second current consistent with the output end of a first inductor and third current consistent with the input end of a load, and the adjusting module compares the first current with the second current and the third current. A modulation signal is output to the input end of the distribution circuit according to the comparison result, and the output end of the distribution ...

Article distribution method and device

The invention provides an article distribution method and device, and belongs to the technical field of Internet. The method comprises the following steps: determining the cargo quantity grade of at least one grid station to be delivered; according to the goods quantity level of each grid station, goods arrival demand information of the grid stations is determined, the goods arrival demand information comprises goods arrival proportion information corresponding to at least one piece of goods arrival time, and the goods arrival proportion information is used for representing the proportion relation between the goods arrival quantity at the current time and the total goods arrival quantity; according to the arrival proportion information corresponding to the at least one arrival time, determining distribution information of a warehouse for distributing the goods to the grid station; and according to the distribution information, distributing the articles to the at least one grid station.

Anti-falling device for valve rod of high-pressure speed regulation valve of steam turbine

The invention relates to the related technical field of steam turbine high-pressure speed regulation valves, and discloses a steam turbine high-pressure speed regulation valve rod anti-disengaging device which comprises a valve rod, a crosshead, an upper clamp, a lower clamp and a connecting bolt. The crosshead is in threaded connection with the valve rod, the upper clamp is of a split structure, the upper clamp is completely attached to an outer hexagonal fork opening position of the crosshead and is fixedly connected with the crosshead through a clamping bolt, the lower clamp is of a split structure, the lower clamp is completely attached to a double-notch circular fork opening position of the valve rod and is fixedly connected with the double-notch circular fork opening position of the valve rod through a clamping bolt, and the crosshead is in threaded connection with the valve rod. And the connecting bolt is used for connecting the upper clamp and the lower clamp into a whole. The device ...

Foundation ditch dynamic response model test device borders on sea under simulation wave load acts on

... 本实用新型公开了种模拟波浪荷载作用下临海基坑动态响应模型试验装置。该装置包括模型箱、支撑钢架、引流斜坡和量测系统。模型箱包括模型箱框架、挡土墙、防波堤和传感器固定支架。引流斜坡包括斜坡框架、斜坡面板、有机玻璃板和减震棒。减震棒支撑于引流斜坡与波浪槽之间；挡土墙上埋设有微型土压力盒；防波堤置于基坑主动侧；传感器固定支架放置在模型箱底，用于固定孔压计。本实用新型可模拟在不同基坑宽度、挡墙入土深度、防波堤到挡墙的距离、以及不同波浪要素作用下，基坑主动、被动侧土压力以及孔隙水压力的响应。本实用新型能为波浪荷载作用下临海基坑动态响应问题研究提供有效的试验数据支持，并对理论分析提供帮助。 ...

Sintered neodymium-iron-boron magnet instant liquid phase diffusion welding device capable of preventing clamping falling

The invention relates to the technical field of application of a sintered neodymium-iron-boron magnet instant liquid phase diffusion welding device capable of preventing clamping and falling, in particular to a sintered neodymium-iron-boron magnet instant liquid phase diffusion welding device capable of preventing clamping and falling. Comprising a vacuum cabinet body, a proximity mechanism, two fastening mechanisms, a rotating mechanism, a cooling mechanism, a sliding mechanism, an induction heating mechanism and a position adjusting and filling mechanism, the two fastening mechanisms and the proximity mechanism work in a matched mode, an induction coil on the induction heating mechanism can conveniently conduct heating and welding operation on magnets of different specifications, and meanwhile, the position adjusting and filling mechanism is arranged on the vacuum cabinet body. The rotating mechanism and the cooling mechanism cooperate with each other to work, so that the cooling mechanism ...

Inspection work quality evaluation method and system

The invention discloses an inspection work quality evaluation method and system, and relates to the technical field of computer platform load balancing. The inspection work quality evaluation method comprises the following steps: constructing an evaluation system operation environment, determining inspection quality influence key factors, collecting corresponding data, and determining an algorithm of a single evaluation factor qualification standard; and adjusting the weight coefficient of the factor score, constructing an inspection work quality evaluation system, and outputting an inspection work quality rating. The inspection quality evaluation standard is quantified through multiple dimensions, and data support is provided for operation quality management; establishing an inspection evaluation data acquisition environment, and comprehensively acquiring inspection related data by means of Bluetooth beacons, two-dimensional codes, inspection bracelets and the like; specific algorithms ...

Strip mine mining working face device and moving method thereof

The invention discloses a strip mine mining working face device and a moving method thereof, the device comprises mining equipment, a hopper car, a short working face belt conveyor and a long working face belt conveyor, the short working face belt conveyor is arranged above the long working face belt conveyor, and the long working face belt conveyor is arranged above the long working face belt conveyor. A first blocking mechanism is fixedly installed on the short working face belt conveyor, a second blocking mechanism is fixedly installed on the long working face belt conveyor, and the first blocking mechanism and the second blocking mechanism are the same in structure. The two sides can be blocked when the short-working-face belt conveyor and the long-working-face belt conveyor convey materials, meanwhile, the materials can be concentrated from the two sides to the middle, follow-up transferring of the materials is facilitated, and meanwhile the limiting belt is arranged to conduct auxiliary ...

Carbon-ceramic composite material containing superhigh-temperature ceramic composite coating and preparation method of carbon-ceramic composite material

The invention discloses a carbon-ceramic composite material containing an ultra-high-temperature ceramic composite coating and a preparation method of the carbon-ceramic composite material. The carbon-ceramic composite material containing the ultra-high-temperature ceramic composite coating is composed of a carbon-ceramic composite material matrix and the ultra-high-temperature ceramic coating arranged on the surface of the carbon-ceramic composite material matrix. The ultrahigh-temperature ceramic coating sequentially comprises a SiC coating, a SiC nanowire and HfC nanowire enhanced HfC ceramic coating and a TaxHf < 1-x > C solid solution ceramic coating from inside to outside. According to the carbon-ceramic composite material containing the ultra-high-temperature ceramic composite coating, the coefficient of thermal expansion of the ultra-high-temperature ceramic coating is matched with the coefficient of thermal expansion of the carbon-ceramic matrix, and the ultra-high-temperature ...

Construction trestle scouring and deposition depth intelligent monitoring equipment and method

The invention relates to an intelligent monitoring device and method for scour and deposition depth of a construction trestle, and the device comprises a distance measuring sensor which is disposed at the periphery of a trestle steel pipe pile and is located below a water line, so as to collect the vertical distance between the distance measuring sensor and a riverbed surface in real time; the data transmission module is connected with the distance measuring sensor and sends the vertical distance, collected by the distance measuring sensor in real time, between the distance measuring sensor and the riverbed surface to the BIM platform; and the sensor winding and unwinding roller is fixed to the top of the trestle steel pipe pile, and a traction rope for hoisting the distance measuring sensor and a data line for connecting the distance measuring sensor to the data transmission module are wound on the sensor winding and unwinding roller. The method has important engineering significance on ...

High-performance bonded ferrite injection pellet preparation device

The invention discloses a high-performance bonded ferrite injection pellet preparation device, and relates to the technical field of magnetic materials, the high-performance bonded ferrite injection pellet preparation device comprises a mixing barrel and support legs fixed on the outer wall of the mixing barrel; a conical funnel is arranged at the bottom of the mixing barrel, a discharge pipe is mounted at the bottom of the conical funnel, and a water inlet pipe is mounted on the outer wall of the mixing barrel; an electric heating wire is mounted in the outer wall of the mixing barrel; a cover plate is arranged at the top of the mixing barrel; a U-shaped frame is fixed to the top of the cover plate, a motor is installed at the bottom of the U-shaped frame, a first gear is fixed to the output end of the motor, the first gear is meshed with a second gear, and the second gear is arranged at the top of the cover plate; a through hole is formed in the top of the cover plate; a driving rod which ...

Dry ice-based waste lithium battery electrified crushing system and working method thereof

The invention belongs to the technical field of waste lithium battery recovery, and particularly relates to a waste lithium battery electrified crushing system based on dry ice and a working method thereof, the system comprises a conveying mechanism, a coating mechanism, a crushing mechanism and a temporary storage mechanism; wherein the coating mechanism is suitable for forming a continuous dry ice layer outside the lithium battery, so that the lithium battery and the dry ice layer are synchronously crushed in the crushing mechanism, and a uniform mixture is formed in the temporary storage mechanism; the dry ice is suitable for quickly sublimating when the battery broken objects in the temporary storage mechanism are thermally runaway or combusted; the temporary storage mechanism is suitable for feeding the crushed battery into the transfer mechanism when normal sublimation of the dry ice is detected; the temporary storage mechanism is suitable for cooling the crushed battery when detecting ...

Spine rehabilitation training device

The spine rehabilitation training device comprises a rack, a lifting mechanism, a massage mechanism, a muscle training mechanism and a stretching training mechanism, a cushion plate is detachably arranged in front of the rack, the lifting mechanism is arranged at the rear end of the rack, the lifting mechanism is rotationally sleeved with a rotating cylinder, the rotating cylinder is provided with the massage mechanism, and the muscle training mechanism is provided with the stretching training mechanism. The muscle training mechanisms are arranged on the two sides of the top of the rotary drum, and the stretching training mechanism is arranged on the top of the lifting mechanism. By arranging the cushion plate and the lifting mechanism, sitting posture training can be achieved, and standing posture training can also be achieved; by arranging the muscle training mechanism and the stretching training mechanism, independent muscle rehabilitation training can be conducted on the four limbs ...

High-performance neodymium-iron-boron-based permanent magnet material preparation equipment capable of preventing particle damage

The invention discloses a high-performance neodymium-iron-boron-based permanent magnet material preparation device capable of preventing particle breakage, and belongs to the technical field of magnet machining, the high-performance neodymium-iron-boron-based permanent magnet material preparation device comprises a smelting furnace, an annular cavity is formed in the inner surface of an outlet of the smelting furnace, a first cavity and a second cavity are formed in the side wall of the smelting furnace, and a motor is installed on the outer surface of the smelting furnace; the smelting furnace can be automatically opened and closed, meanwhile, a crucible can enter and exit from the smelting furnace synchronously with opening and closing of the smelting furnace, the opening and closing time of the smelting furnace is shortened, dissipation of the internal temperature of the smelting furnace is reduced to the maximum extent, the smelting furnace can be opened and closed, and the service ...

Gradient heat prevention and insulation integrated material and preparation method thereof

According to the gradient heat prevention and insulation integrated material and the preparation method thereof, a porous C-PICA composite material is adopted as a heat insulation layer structure material base body, a nano porous structure can effectively limit gaseous and solid heat transfer, and the heat insulation effect is achieved; the carbon barrier layer plays a role in protecting a matrix material from being eroded by a liquid melt and reducing fiber damage; the SiC transition layer can reduce the thermal stress between the substrate and the coating and improve the interface compatibility; the ZrC-SiC heat-proof layer prevents further erosion of heat flow and improves the application temperature of the material, and all the layers can play a synergistic role of all the components. The heat prevention and insulation integrated material has the characteristics of high temperature resistance, light weight, excellent heat insulation capability and the like, is low in cost and simple ...

(ZrHfTiTaNb) C-W metal high-entropy ceramic modified C/C composite material and preparation method thereof

The invention discloses a (ZrHfTiTaNb) C-W metal high-entropy ceramic modified C/C composite material and a preparation method thereof.The preparation method comprises the steps that a C/C porous body is brushed with slurry A1 containing raw material powder B1, sintering treatment is conducted, a (ZrHfTiTaNb) C interface layer is formed on the surface of the C/C porous body, then the C/C porous body is brushed with slurry A2 containing raw material powder B2, reactive sintering is conducted, brushing-reactive sintering of the slurry A2 is repeated, and the (ZrHfTiTaNb) C-W metal high-entropy ceramic modified C/C composite material is obtained. And the (ZrHfTiTaNb) C-W metal high-entropy ceramic modified C/C composite material is obtained. The prepared composite material is high in density, free of obvious defects, high in strength and toughness and high in ablation resistance, and a brush coating preparation method is adopted, so that the process is simple and efficient.

Water treatment method of electrochemical cathode activated hypochlorous acid and salts thereof

The invention discloses a water treatment method of electrochemical cathode activated hypochlorous acid and salts thereof, which comprises the following steps: step 1, adding sewage into a reactor provided with a negative electrode and a positive electrode, adding electrolyte into the reactor, and then adjusting the pH value to 3-11; adding hypochlorous acid or pypocholoride and a hydrogen peroxide solution into the reactor; wherein the electrolyte is inorganic salt, the concentration of the electrolyte in the sewage is 0.05-10.0 mol/L, the concentration of the hypochlorous acid or pypocholoride in the sewage is 0.001-100 mol/L, and the concentration of the hydrogen peroxide in the sewage is 0.01-60 mmol/L; and 2, turning on a power supply, treating for 1-360 minutes, removing pollutants in the sewage, and then discharging the treated sewage in the reactor.

Coupling system static voltage stability evaluation method considering power multi-quadrant mode

The invention discloses a coupling system static voltage stability evaluation method considering a power multi-quadrant mode, and the method is specifically implemented according to the following steps: for nodes in a simple two-node system, establishing a voltage rising and falling capability evaluation index and a static voltage safety evaluation index under the consideration of the power multi-quadrant mode; aiming at nodes in the simple multi-node system, according to power and voltage characteristics at a voltage collapse point, establishing a multi-node complex power system voltage rising and falling capability evaluation index and a static voltage safety evaluation index suitable for a power multi-quadrant mode; obtaining a static voltage stability evaluation result of the coupling system according to the voltage rising and falling capability evaluation index and the static voltage safety evaluation index of the multi-node complex power system; according to the evaluation method, ...

Vulnerability repair priority classification method and device, equipment and storage medium

The invention discloses a vulnerability repair priority classification method and device, equipment and a storage medium, relates to the technical field of network security, and can improve the accuracy of vulnerability level classification. According to the specific scheme, the method comprises the steps that vulnerability data detected in a preset time period are obtained, the vulnerability data comprise utilized data of vulnerabilities, and the vulnerabilities are subjected to level classification according to the utilized data to obtain an availability grading result of the vulnerabilities; acquiring environment factors triggered by the vulnerabilities, and performing level classification on the vulnerabilities according to the environment factors to obtain environment grading results of the vulnerabilities; obtaining a business system influenced by the vulnerabilities and element data of the business system, and performing level classification on the vulnerabilities according to the ...

Scientific researcher capability increment index weight determination method with cardinal number significance

The invention provides a scientific researcher capability increment index weight determination method with cardinal significance. The method comprises the following steps: acquiring an interval judgment matrix of an evaluation index cluster composed of evaluation indexes belonging to the same upper-layer index in each level of a scientific researcher capability increment evaluation index system table; if so, decomposing the matrix into an upper limit decomposition matrix and a lower limit decomposition matrix to determine an interval weight vector; and based on a weight upper limit value and a weight lower limit value in the interval weight vector, determining a target weight value of each evaluation index by adopting a deviation proportion constant mode. According to the mode, the interval importance degree lower limit value and the importance degree upper limit value can be given by comparing every two evaluation indexes, it can be guaranteed that the interval judgment matrix meets the ...

Containing tank for powder conveying

The containing tank for powder conveying comprises a fixing frame set, a turnover frame comprises a bearing seat and a turnover frame body, the turnover frame body is installed on the upper end face of the bearing seat, and the turnover frame body is rotationally connected with the bearing seat; the functional cover comprises a cover shell and a heating frame, the cover shell is vertically fixed to the upper end face of the overturning frame, and the heating frame is fixedly installed at the head of the cover shell; and the angle frame is rotationally installed in the middle of the overturning frame, and a tank bracket is further rotationally installed on the head portion of the angle frame. The heat preservation device has the advantage of conducting heat preservation on the main storage tank, it can be conveniently guaranteed that the interior of the main storage tank can be better kept in the heating and drying state through even heating and heat preservation in the transportation process ...

Method for detecting precipitated lithium on line

The invention belongs to the technical field of lithium ion batteries, and particularly relates to a method for online detection of lithium precipitation. The method comprises the following steps: (1) carrying out a charging experiment on a battery containing a lithium metal reference electrode, and monitoring negative parameter potentials OCP and full battery open-circuit voltage OCV in different SOC states; (2) obtaining the total battery threshold voltage of the battery containing the lithium metal reference electrode according to the formula 1, and further obtaining a relation curve of the total battery threshold voltage and the SOC of the battery containing the lithium metal reference electrode in a charging experiment; (3) carrying out a charging experiment on the to-be-tested battery to obtain the total battery voltage of the to-be-tested battery; and in the same SOC state, comparing the total battery voltage of the battery to be detected with the total battery threshold voltage ...

Dynamic management system for automatic conveying of new energy powder and working method of dynamic management system

The invention relates to the field of new energy powder conveying, in particular to a dynamic management system for automatic conveying of new energy powder and a working method of the dynamic management system for automatic conveying of the new energy powder. The powder flow in the feeding pipe is regulated and controlled in real time, the size and the direction of a flow channel of the mixed material regulating mechanism are changed, so that it is ensured that the powder flow in the feeding pipe is consistent, powder attached to the inner wall of the feeding pipe is blown out in time, waste and inaccurate metering caused by powder adhesion are avoided, and consumption of new energy powder conveying is reduced.