214results about How to "Improve regularity" patented technology

The invention provides automatic cargo loading equipment which comprises a transverse moving frame, a transverse moving driving mechanism, a lifting driving mechanism, a lifting driving mechanism, a lifting driving mechanism, a lifting driving mechanism and a lifting driving mechanism, and is characterized in that the transverse moving frame is driven by the transverse moving driving mechanism to transversely move; the mounting frame is provided with a rotary driving mechanism and located below the transverse moving frame, the two ends of the mounting frame are rotationally connected with a first linkage mechanism and a second linkage mechanism respectively, and the first linkage mechanism and the second linkage mechanism extend upwards and are driven by a lifting driving mechanism to do up-down lifting motion; the carrying mechanism is located at the bottom of the mounting frame, is driven by the rotary driving mechanism to transversely rotate and is used for inserting and taking corresponding goods; the lifting driving mechanism is used for driving the first linkage mechanism and the second linkage mechanism to move in the same direction or driving the first linkage mechanism and the second linkage mechanism to move in the opposite direction or one of the first linkage mechanism and the second linkage mechanism to move. The installation position of the rotation driving mechanism is lowered, vertical space is saved, rotational inertia is lowered, rotation stability is improved, and multifunctional driving of the lifting driving mechanism is achieved.

The utility model provides a battery monomer, a battery and a power utilization device, and belongs to the technical field of batteries. Wherein the battery monomer comprises a shell. The first wall is provided with a first groove, the first groove defines at least one preset pressure relief area, and the first wall is configured to be capable of cracking along at least part of the first groove when the battery monomer is subjected to pressure relief. The first wall is further provided with a second groove, the second groove and the first groove are arranged in the first direction, the second groove is located on one side of the first groove in the first direction, the first direction is perpendicular to the thickness direction of the first wall, and the second groove is configured to guide at least part of the preset pressure relief area to turn over so as to open at least part of the preset pressure relief area. According to the single battery, the effect of turning around the second groove after the preset pressure relief area is opened can be improved, so that the turning angle of the preset pressure relief area is increased, and the pressure relief area of the single battery is favorably increased.

The invention relates to the technical field of data processing, in particular to a calibration system and calibration method for inertial measurement units, and the system comprises a setting module which firstly determines a plurality of key point locations of a test aircraft and arranges a plurality of inertial measurement units according to the key point locations. The data acquisition module acquires the real-time acceleration of the inertial measurement unit according to a preset frequency. The comparison module compares the real-time acceleration of each unit, determines a first acceleration range according to the result, further determines a first calibration parameter, or adjusts the frequency, and sends out a secondary judgment instruction. And after receiving the instruction, the route judgment module draws a real-time route map according to the real-time acceleration, compares the real-time route map with a preset route map to determine a second calibration parameter, and adjusts the first acceleration range or sends out three judgment instructions if necessary. And after receiving the instruction, the temperature judgment module collects a real-time temperature value, draws a curve and analyzes the curve, and determines a third calibration parameter. And the calibration module comprehensively applies the parameters to calibrate the inertial measurement unit. The measurement accuracy of the inertial measurement unit is improved.

The invention provides a chip analysis method and device and a readable storage medium, and the method can divide a plurality of to-be-tested chips into a plurality of to-be-tested groups, test the to-be-tested chips in each to-be-tested group in sequence and determine a first statistical parameter, and also can test the to-be-tested chips in the to-be-tested groups after the to-be-tested chips in the to-be-tested groups are all tested. And generating a second statistical parameter based on the test result, thereby generating a corresponding optimization suggestion report and stopping the test when the first statistical parameter or the second statistical parameter meets a corresponding preset condition. The scheme provided by the invention can adapt to test requirements of chips of different numbers and types, ensures that chip analysis has better regularity and reliability through grouping test, can timely find test problems and improve the overall quality of the chips, generates a corresponding optimization suggestion report, provides a specific improvement direction, and improves the test efficiency. And an engineer is helped to quickly position a problem and formulate a solution, so that a subsequent test strategy is flexibly adjusted.

The invention relates to a three-dimensional grid model processing method, computer equipment and a storage medium. The three-dimensional grid model processing method comprises the steps of obtaining a three-dimensional grid model corresponding to a medical image; wherein the three-dimensional grid model is composed of a plurality of grids, and the outer surface of the three-dimensional grid model is defined by geometric patches of the grids; acquiring the vertex curvature of each vertex in the grid, and adjusting the side length of the geometric patch of the grid according to the vertex curvature; wherein the larger the curvature of the vertex of the grid is, the larger the probability that the side length of the grid is shortened is, and / or the smaller the curvature of the vertex of the grid is, the larger the probability that the grid is merged is; and the vertex of the grid is translated by a preset distance along the direction pointed by the vertex normal vector, so that the self-crossing phenomenon after the expansion of the three-dimensional grid model is improved.

According to the photopolymer system based on the fluorine-containing liquid crystal, the grating device and the preparation method of the grating device, the mixed liquid crystal containing the nematic liquid crystal and the fluorine-containing liquid crystal at the same time is adopted in the photopolymer system, and therefore the polarity and dielectric anisotropy of the mixed liquid crystal material are improved; the overall electro-optical performance, uniformity and stability of the photopolymer system are improved, so that a grating device prepared based on the photopolymer system has good optical characteristics of low haze while having relatively high diffraction efficiency. Specifically, fluorine-containing biphenyl liquid crystals, fluorine-containing alkyne liquid crystals and fluorine-containing difluoromethoxy liquid crystals of which the carbon atoms of flexible side chains are 2-5, and nematic liquid crystals of which the delta epsilon is not less than 10 are selected to jointly form mixed liquid crystals; and the balance and optimization between the diffraction efficiency and haze performance of the photopolymer system and the grating device prepared from the photopolymer system are realized.

The utility model discloses a bearing mechanism and a series welding machine, the bearing mechanism comprises a bearing assembly, an adsorption assembly and a neatening assembly, the bearing assembly is at least configured to bear a battery piece group and a welding strip group, n combination positions are formed on the bearing assembly at intervals, each combination position is used for laying one battery piece and the corresponding welding strip group located below the battery piece, the adsorption assembly is configured to adsorb and fix the welding strip group on each combination position before the battery pieces are laid, and adsorb and fix the battery pieces and the welding strip groups on each combination position after the battery pieces are laid; and the arranging assembly is configured to arrange each welding strip of the welding strip group adsorbed by the adsorption assembly on each combination position before the battery pieces are laid, so that each welding strip is located at a preset position. According to the bearing mechanism, through the arrangement assembly, arrangement of each welding strip of the welding strip group on each combination position is achieved before the battery pieces are laid, so that each welding strip is located at a preset position, and the reject ratio of series welding of the battery strings is greatly reduced.

The invention discloses a regional load prediction method, system, equipment and medium, and particularly relates to the technical field of power load prediction, and the technical key points are as follows: a plurality of load nodes are clustered in sequence according to weather data, population flow data and urban power consumption characteristics by using a third-order clustering analysis method to obtain a tree-type clustering cluster topological structure; a representative load node is selected from each cluster subset, average correlation coefficients between influence features in weather data of each representative load node and load data are calculated, and the influence features of the first three maximum average correlation coefficients are selected as influence input features of the representative load node; performing modal decomposition on the load data representing the load nodes by using an EMD decomposition method to obtain a plurality of connotation modal components and residual terms; and inputting the influence input feature of each representative load node and the plurality of decomposed connotation mode components into a load prediction model to obtain a load prediction result corresponding to each representative load node.

The invention provides a method for preparing a composite material from continuous fiber, namely glass fiber cloth reinforced nylon 6, which comprises the following steps: heating and melting caprolactam, and adding a catalyst and an activating agent to obtain a prepolymer for preparing nylon 6; spraying a KH-550 solution to the surface of the glass fiber cloth, and drying; drawing the glass fiber cloth to enable the glass fiber cloth to be preheated to 100-130 DEG C in the process of being drawn to move, then spraying the prepolymerized material on the two surfaces of the glass fiber cloth, and drawing the glass fiber cloth to pass through an inert atmosphere protection environment at 130-200 DEG C to obtain the glass fiber cloth. The prepolymer is subjected to anionic polymerization on the surface, gaps and the like of the glass fiber cloth, so that all-directional coating of nylon 6 on the continuous glass fiber cloth is realized, and the continuous fiber, namely the glass fiber cloth reinforced nylon 6 high-performance composite material is prepared.

The invention belongs to the technical field of chemical synthesis, and particularly relates to a preparation method of diisopropyl peroxydicarbonate and application of the diisopropyl peroxydicarbonate. The preparation method comprises the following steps: firstly, adding isopropyl chloroformate and an ester-soluble organic solution into a three-necked flask, starting stirring, adding a hydrogen peroxide solution, slowly dropwise adding a sodium hydroxide solution into the three-necked flask when the temperature of a mixture in the flask is stabilized at-5 DEG C, controlling the time and temperature in the reaction process, finally separating out an organic phase, washing with water, and drying to obtain the isopropyl chloroformate. And drying with anhydrous sodium sulfate to obtain the product. According to the preparation method disclosed by the invention, by optimizing and precisely controlling the preparation process conditions, the preparation process is safe and controllable, the obtained diisopropyl peroxydicarbonate is high in yield and good in stability, can be directly used for preparing polyvinylidene fluoride, can be polymerized under a low-temperature condition without adding a chain transfer agent, improves the molecular chain regularity of polyvinylidene fluoride, has few abnormal structures, and is suitable for industrial production. The crystallinity is high, and the comprehensive performance is good.

The invention discloses a geometric multi-grid aggregation method based on array plane propulsion, and belongs to the technical field of aerodynamic numerical calculation. In order to establish an efficient and rapid geometric multi-grid aggregation method, the method comprises the following steps: establishing a fine grid control body based on a generated grid suitable for flow field numerical solution, and carrying out layered marking; selecting a seed unit to be aggregated; constructing a propulsion array plane for the obtained seed units to be aggregated by using non-aggregated peripheral adjacent units, and establishing a list of units to be aggregated; optimizing to-be-aggregated units in the to-be-aggregated unit list to obtain an optimal to-be-aggregated unit and adding the optimal to-be-aggregated unit into a coarse grid control body; calculating an aggregation rate of the coarse grid control volume, judging whether aggregation is completed according to the obtained aggregation rate of the coarse grid control volume, and if so, performing next coarse grid aggregation; if not, continuing polymerization; and detecting whether all seed units of the fine grid control body are aggregated or not, if not, continuing aggregation, and if yes, removing isolated units and ending aggregation.

The invention discloses a new digital recording method based on different application scenarios, and belongs to the technical field of data, and the digital recording method specifically comprises the following steps: I, extracting corresponding transaction data, and storing the transaction data through a server; iI, calculating a new numerical value by combining any transaction number with the same corresponding path in the transaction numerical values with a golden proportion; iII, storing and recording numerical values after calculation of any transaction numerical values with the same source and path and two groups of new numerical values after calculation of a golden proportion formula; the method combines the numerical value calculated by the golden proportion of the digital technology, optimizes the regularity, uniformity and storage and reading processes of transaction data, reduces the calculation redundancy, enables the data processing to be more efficient, is used as a judgment index for the cyclic utilization of digital economic resources, promotes the innovation and development of the green digital economic technology, and improves the economic efficiency. Therefore, an enterprise can understand information behind the transaction data more deeply, and a more accurate business strategy can be made.

The utility model relates to water purification equipment. The water purification equipment comprises a first shell, a filtering module and a separation assembly, the filtering module is arranged in the first shell and used for conducting water treatment on water, the filtering module comprises an ultrafiltration module and a reverse osmosis module, the ultrafiltration module is used for conducting ultrafiltration treatment on the water, and the reverse osmosis module is used for conducting reverse osmosis treatment on the water; the partition assembly comprises a first partition plate and a second partition plate which are arranged in a crossed mode, the first partition plate and the second partition plate are both arranged in the first shell, and a first area, a second area and a third area can be defined by the first partition plate, the second partition plate and the inner wall of the first shell jointly. At least one of the first area, the second area and the third area and other areas are arranged in parallel along a first direction, the first area is used for accommodating an ultrafiltration module, and the second area and the third area are both used for accommodating a reverse osmosis module. The internal space of the water purification equipment is reasonably divided, so that the regularity of the internal structure of the water purification equipment is improved, and the occupied area of the water purification equipment can be reduced.

The present application discloses a method, device and equipment for sending and receiving multiple data based on column data scanning, wherein the data sending method comprises: obtaining n data to be sent, wherein the n data to be sent are n data with the same data format, and the absolute value of the difference between the data sizes of any two of the n data to be sent is less than a first threshold value, and n is a positive integer greater than 0; performing binary conversion on each of the n data to be sent to obtain n first binary data strings, wherein the n first binary data strings correspond one-to-one to the n data to be sent; stacking the n first binary data strings vertically to obtain a first matrix; splitting the first matrix by column to obtain m second binary data strings, wherein m is the number of bits of the binary data with the largest median among the n binary data, and m is a positive integer greater than 0; and sending the m second binary data strings to a data receiving end.

The invention provides a graphite device capable of manufacturing a regular molten glass sheet, which comprises a graphite crucible and a graphite cover plug, and the graphite crucible and the graphite cover plug are combined for use when the regular molten glass sheet is manufactured. Molten glass sheets which are different in thickness and diameter and meet the measurement requirements of different analytical instruments can be manufactured by changing the specification and size of the graphite device, and a plurality of samples can be molten at the same time by combining an induction furnace manufactured in the patent of the invention CN115978995A, so that the working efficiency is greatly improved.

The invention relates to a remote sensing image building extraction method based on deep learning and contour regularization, belongs to the technical field of remote sensing image data mining based on deep learning and a building post-processing algorithm, and aims to solve the problem that a building contour extracted by deep learning automation is greatly different from an actual contour. Compared with the prior art that the building contour is directly extracted from a deep learning model, the building contour extraction method has the advantages that subsequent post-processing operation is added, and the technical problem that the extracted building contour is greatly different from the actual contour is solved; according to the method, building distribution vectors with regular outlines and high applicability can be obtained under different image scales, and the method has the advantages of high efficiency, accuracy, high robustness and the like.

The invention discloses a fullerene dumbbell photocatalyst for improving photocatalytic hydrogen production performance through electron delocalization. The fullerene dumbbell photocatalyst has an acceptor-donor-acceptor characteristic, is of a fullerene-thiophene fused ring dumbbell-shaped structure, comprises two symmetrically modified fullerene carbon cages, is bridged by a fused ring electron donor in the middle, and is similar to a dumbbell in shape. The fullerene dumbbell compound has the structural characteristic as shown in the formula I. The catalyst is simple in preparation process and high in design regularity. Importantly, the dumbbell molecular photocatalyst has a remarkable electron delocalization property, so that the photocatalytic hydrogen production performance is greatly improved. According to the invention, beneficial guidance is provided for design of an efficient photocatalyst and photocatalytic hydrogen production.

The application provides a PVDC resin composition, which comprises dichloroethylene monomers, a comonomer, a hydrophilic monomer, a polymerization emulsifier, a polymerization initiator, a residual emulsifier, and a residual initiator; the comonomer comprises at least one of an acrylate monomer and an acrylonitrile monomer; the polymerization emulsifier and the residual emulsifier each independently comprises at least one of a double-bond-containing alkyl succinate salt, a double-bond-containing polyoxyethylene ether salt, and a double-bond-containing polyoxypropylene ether salt. The PVDC resin composition of the application is used for PVDC resin preparation; the polymerization emulsifier is used in a monomer polymerization stage, can guarantee that the emulsifier has a good emulsification capacity for monomers, guarantees that emulsion polymerization is smoothly carried out, and can avoid damage to a PVDC molecular chain caused by a too long chain segment; the residual emulsifier is used in a residual removal stage, can remove VDC residues, and omits a post-processing procedure; and the hydrophilic monomer can improve the stability and solid content of the emulsion.

The invention provides an EPD detection method based on a laser reflection signal during ICP etching, and relates to the technical field of semiconductor manufacturing. The EPD detection method comprises the following steps: arranging a distributed covering mask material on an epitaxial material to form an etching monitoring area in which a covering area and an exposed area alternately exist; iCP plasma etching is carried out, and light wave signals generated by laser end point monitoring reflection and / or refraction are obtained to form a process signal curve; and determining the etching depth of the epitaxial material in the etching monitoring area according to the process signal curve. According to the method provided by the invention, a regular laser end point monitoring reflection oscillogram can be generated during dry etching of a material with a complex structure, so that the etching depth can be judged more accurately and finely.

The invention relates to a flame retardant and a preparation method and application thereof, and relates to the technical field of flame retardants, the preparation method of the flame retardant comprises the following steps: adding hypophosphite, polyethylene glycol and a silane coupling agent into water, and stirring to obtain a first mixture; performing pulsed electric field treatment on the first mixture to obtain a second mixture; and filtering the second mixture, and washing and drying the obtained solid product to obtain the flame retardant. According to the invention, a material system composed of hypophosphite, polyethylene glycol and a silane coupling agent is modified by adopting a pulsed electric field technology, so that the physical properties such as particle size distribution and particle regularity of hypophosphite are remarkably improved, and the compatibility and flame-retardant effect of hypophosphite and a high polymer material are also improved; the defects of the existing hypophosphite flame retardant are overcome.

The chain system fixed-point resampling method belongs to the technical field of rotating machinery signal processing, and aims to solve the problems that the time domain signal regularity of a single chain link is poor, the dynamics characteristics of the whole system are difficult to directly reflect, and the frequency domain feature extraction cannot be performed. The method comprises the following steps: extracting original data of discrete motion units from multi-body dynamics simulation results; at the preset data monitoring point position of the system, the nearest discrete motion unit is searched as a monitoring unit in real time by calculation; according to the data type, one of a direct method, a synthetic method and an average method is adopted to process the original data of the monitoring unit, and feature data representing the dynamics state of the fixed position are generated; and finally, the feature data are written into a file in time sequence. The time sequence data of the fixed position are collected through the fixed-point resampling method, and the problems that the data is strong in contingency, poor in regularity, and difficult to perform in-depth frequency domain and statistical analysis due to tracking a single motion unit are solved.

The utility model discloses a table which comprises a table board, a movable wire groove and a fixed wire groove, the movable wire groove and the fixed wire groove are formed below the bottom face of the table board, a first containing space with the constant shape and size is formed between a bottom plate of the fixed wire groove and the bottom face of the table board, and a second containing space with the variable size is formed between the groove bottom of the movable wire groove and the bottom face of the table board. The movable wire groove can be lifted relative to the bottom surface of the table board and is fixed at the current position after being changed, and in the lifting process of the movable wire groove, the longitudinal height of the second accommodating space is correspondingly changed to adjust the accommodating height of the second accommodating space; after the movable wire groove is adjusted in a lifting mode, the first containing space is communicated with the second containing space. After the movable wire duct can descend relative to the table board and the second accommodating space is enlarged, wire harness products with relatively high thickness can be placed in the movable wire duct, so that the regularity of all wire harnesses of a user is improved, and the user is also easy to operate when regularizing the wire harnesses; only the longitudinal height of the movable trunking can be changed, so that the influence of the overall descending height of the trunking on the attractiveness of the table is reduced.

A low-complexity 1-bit signal decoder and a design method thereof, the decoder includes a counter module, a fixed subtraction module, M decoder submodules and an output control signal generating module; the counter module inputs a reset signal and a clock signal, the M decoder submodules form a parallel operation processing unit, M-1 fixed subtraction modules are arranged one-to-one between the counter module and the decoder submodule, and the address values ​​of adjacent decoder submodules differ by L; the data inputs of the M decoder submodules are all 1-bit digital signal streams, the enable ends are all connected to the output control signal generating module, and the outputs are all N-bit digital signal streams. The present invention also provides a design method for a low-complexity 1-bit signal decoder. The present invention has extremely low complexity and power consumption, is suitable for high-speed data processing, can be implemented in the form of an integrated circuit, and is suitable for high-bandwidth signal processing.

The utility model discloses a pipeline cold-drawing device in the technical field of pipeline manufacturing, which comprises a rack provided with a workbench; the vertical driving mechanism is mounted at the top of the workbench; one end of the driving rod is in transmission connection with the vertical driving mechanism, and the other end of the driving rod penetrates through the workbench and then is detachably connected with the cold-drawing die; the pipeline fixing mechanism comprises a clamping and fixing pipe, the clamping and fixing pipe is vertically arranged and arranged outside the driving rod in a sleeving mode, the top end of the clamping and fixing pipe is detachably connected with the bottom of the workbench, and an arc-shaped groove matched with a pipeline is formed in the bottom end of the clamping and fixing pipe; an opening of the concave support faces upwards, and the concave support is arranged below the clamping and fixing pipe; the conveying mechanism comprises a vertical lifting module; a transverse conveying module; the cold-drawing expansion device can perform cold-drawing expansion on to-be-expanded holes in different positions, different orientations and different diameters, is suitable for production and manufacturing of multi-way pipelines with multiple branches on a main pipeline, is convenient to operate, improves the productivity and reduces the production cost.

The utility model discloses an explosion-proof type quick-plug sunflower patch board connecting mechanism, which relates to the technical field of electric actuators, and comprises an electric actuator shell, a junction box and a junction device, the electric actuator shell is used for placing an electric actuator, the junction box is positioned at the upper end part of the electric actuator shell, and the junction box is positioned at the lower end part of the electric actuator shell. The wiring device is vertically arranged and located in the junction box, the wiring device comprises a plurality of terminal pieces and a connecting piece, the plurality of terminal pieces are arranged in parallel and are fixedly connected in the connecting piece, the terminal pieces are used for connecting cables, the connecting piece is located in the junction box, and the lower end part of the connecting piece is encapsulated by epoxy resin; the junction box is provided with a plurality of pressure relief openings in the transverse direction, buffer parts are arranged in the pressure relief openings, the buffer parts block the pressure relief openings in the non-working state, and when the electric actuator expands thermally, the buffer parts move in the direction away from the junction box and make the air pressure in a shell of the electric actuator reduced. The effect of improving the working stability of the electric actuator is achieved.

The invention is suitable for the technical field of polyimide rod packaging, and provides a polyimide rod formed transferring and conveying packaging machine which comprises a placing unit, a conveying unit and a fixing unit. The placing unit comprises a guide rail, a supporting frame, a rack, a gear, a coupler, a displacement motor, a displacement plate, a swing piece and a clamping piece. The conveying unit comprises a base, a telescopic air cylinder, a telescopic plate, an electric telescopic rod, an attaching plate, a conveying plate, a second pulley, a fixing frame and a conveying piece. The fixing unit comprises a supporting table, a vertical plate, a rotating motor, a first rotating wheel, a second rotating wheel, a fixing block, a belt and a taking piece. By moving the displacement plate, the swing part, the clamping part and the special-shaped polyimide rod are driven to reach the placing position, and the operation is repeated; the special-shaped polyimide rods can be reasonably placed, so that the special-shaped polyimide rods are oppositely arranged in a staggered mode, the packaging stability of the special-shaped polyimide rods is guaranteed, and the packaging efficiency of the special-shaped polyimide rods is improved.

The working combined arm for the anchor cable trolley comprises a working arm, a working platform, an anchor cable machine head and a slurry pipe assembly, a fixing base and the anchor cable machine head are arranged at one end of the working arm, the working platform is connected to the end, away from the fixing base, of the working arm, and the slurry pipe assembly is arranged in the middle of the working arm; the working arm comprises a first driving mechanism, a second driving mechanism and a third driving mechanism; one end of the first driving mechanism is connected with the fixed seat, the other end of the first driving mechanism is connected with the working arm, and the first driving mechanism drives the working arm to swing left and right; one end of the second driving mechanism is connected with the fixed seat, the other end is connected with the working arm, and the second driving mechanism drives the working arm to swing up and down; one end of the third driving mechanism is connected with the workbench, the other end of the third driving mechanism is connected with the working platform, and the third driving mechanism is used for leveling the working platform. And secondly, the anchor cable trolley comprising the working combined arm is provided, so that the transportation and movement convenience can be improved, and the working efficiency is improved.

The utility model relates to a medical CT (computed tomography) examination shelter, belongs to the technical field of shelters, and solves the problems of inconvenience in use and difficulty in power supply of the medical shelter in the prior art. The CT examination shelter is integrally divided into three parts, namely a front cabin, a main cabin and an auxiliary cabin, the front cabin is an open equipment room; a CT machine is installed in the main cabin, and the auxiliary cabin is installed in the main cabin in a nested mode and serves as an expansion type medical care operation room. In the unfolded state, a middle partition plate is arranged between the main cabin and the auxiliary cabin, and an energy storage system and a CT console are arranged in the auxiliary cabin; the energy storage system comprises two groups of battery clusters which are arranged in parallel, and the two groups of battery clusters realize switching between a power supply state and a charging state through a static dual-power switch. According to the medical CT examination shelter, rapid unfolding and use can be achieved, and meanwhile the power utilization requirement of the CT shelter is met on the premise that the space is limited by setting the power supply mode of switching of the double battery clusters.

The invention discloses a magnetic field measurement method based on a magnetic rotation effect and image analysis. The method comprises the following steps: constructing a wedge device, and setting a magnetic field measurement device based on a magnetic rotation effect and image analysis by using the wedge device based on a magnetic field measurement method of a polarizer and an analyzer; the wedge device comprises a glass sheet and a magnetic rotation crystal which are equal in thickness; the glass sheet is connected with one end of the magnetic optical rotation crystal in parallel, and the other end of the glass sheet and the other end of the magnetic optical rotation crystal are provided with interval filaments, so that a wedge-shaped air film with an inclination angle is formed between the glass sheet and the magnetic optical rotation crystal; acquiring an image gray value of the wedge interference fringes by using a magnetic field measurement device based on a magnetic rotation effect and image analysis; and based on the image gray value of the wedge interference fringes, the magnetic field intensity is calculated by using a magnetic rotation effect principle. According to the invention, the fine change of the magnetic field in a small range can be accurately measured, the components are easy to combine and the light path is easy to build in the measurement process, and the measurement time is shortened.

The invention relates to the technical field of saggers, in particular to a sagger for solid-phase sintering of a high-nickel NCA ternary lithium battery positive electrode and a preparation method of the sagger. The preparation method comprises the following steps: S1, mixing and grinding bauxite fine powder, active Al2O3 micro powder, pyrophyllite fine powder, Si powder and boric acid to obtain mixed powder; s2, adding silica sol and stirring to obtain slurry; s3, performing spray granulation on the slurry to obtain a microsphere material; s4, performing high-temperature heat preservation on the microsphere material in a nitrogen atmosphere, cooling and sieving to obtain a sintered microsphere material; s5, magnesium aluminate spinel particles, mullite fine powder, the sintered microsphere material, talc fine powder and cerium oxide fine powder are mixed and subjected to ball milling, and a mixture is obtained; s6, adding paper pulp waste liquid, mixing, sealing and ageing to obtain an aged material; and S7, after compression molding and drying, high-temperature heat preservation is conducted, and the saggar is obtained after cooling. And the prepared sagger is good in integrity, high in yield, excellent in sintering performance, high in thermal shock resistance and high in resistance to corrosion and permeability of a high-nickel NCA ternary lithium battery positive electrode material.