32results about How to "Improve capacity utilization" patented technology

The utility model relates to the field of automobile parts manufacturing equipment especially, and more particularly to a kind of diversified drying rack for automobile parts foam mold manufacturing, including main frame, the bottom of main frame is equipped with several moving wheels, several installation blocks are installed at intervals on main frame, and slidingly connected with support rod between transverse corresponding installation blocks, installation block is used to support support rod both ends, the side of installation block and support rod contact is slidingly connected with top block, reset spring is arranged in installation block, one end of reset spring is connected in installation block, other end is connected with the side of top block, the other side of top block is slidingly connected with support rod, and top block is provided with arc surface matched with support rod, and auxiliary assembly for placing small parts is arranged between support rod. Through the dynamic cooperation of detachable support rod and top block mechanism, the distance between support rods is changed, different thickness foam molds are merged, stacked or accommodated, the purpose of improving the volume utilization of drying room is achieved, the drying frequency is reduced, and the drying energy consumption is reduced.

The utility model discloses a material stacking homogenization device, it is through setting linear reciprocating type push mechanism of evenness mechanism on the receiving container top, actively redistribute the material of fixed point accumulation in the receiving container, apply to automatic cat litter basin after thoroughly eliminated the uneven distribution of local bulge of traditional automatic cat litter basin because of the concentrated material of waste, effectively improved the volume utilization of automatic cat litter basin collection convenient storehouse, simultaneously, the waste of automatic cat litter basin even spreads flat provides the smooth bag mouth closure foundation for subsequent packing operation, effectively avoided the failure such as melt seal failure, broken bag leakage, finally reached the comprehensive benefit of prolonging the collection convenient period, reducing the maintenance frequency, improving user experience.

This invention discloses a multi-branch battery pack high-voltage system and its control method. The multi-branch battery pack high-voltage system includes: multiple battery pack branches, a charging control module, and a discharging control module. Each battery pack branch includes a battery pack, a battery drain interrupter (BDU), and a bidirectional DC-DC converter module. The battery pack is connected to the input terminal of the BDU. The BDU has a main circuit and an equalization circuit. The main circuit controls the on / off of the main power of the battery pack branch it belongs to. The BDUs of each battery pack branch are connected to each other through the equalization circuit for active equalization between branches. The output terminal of the BDU is connected to the input terminal of the bidirectional DC-DC converter module, which controls the charging and discharging current of its respective battery pack branch. The output terminals of all bidirectional DC-DC converter modules are connected in parallel and then connected to the charging control module and the discharging control module. This invention can solve the circulating current problem between battery packs and improve the stability of the multi-branch battery pack high-voltage system.

The embodiment of the invention discloses a negative electrode plate, a preparation method thereof and a battery, and belongs to the technical field of batteries, the negative electrode plate comprises a negative electrode active layer, and the negative electrode active layer is made of a silicon-based negative electrode material, a conductive agent and a binder. Wherein the conductive agent comprises a first conductive agent and a second conductive agent, the first conductive agent comprises at least one of graphite, Super P and acetylene black, and the second conductive agent comprises an oxide solid electrolyte and a polymer solid electrolyte. According to the negative plate provided by the embodiment of the invention, high energy density and high capacity can be ensured, an ion conductive network is constructed, negative ion channels are increased, ion impedance is reduced, and the capacity exertion rate and the effective capacity exertion rate are improved.

This utility model belongs to the field of material cylinders, and specifically discloses a material cylinder with the following technical solution: the length of the material cylinder is less than or equal to the effective distance between the plugs of the two working chambers. The material cylinder includes a cylinder body, with a cylinder bottom and a cylinder cover at both ends. A side opening is provided on the cylinder body, and multiple drainage holes are distributed on the cylinder body excluding the side opening. This utility model's material cylinder structure is simple, improving the volume utilization rate of the material cylinder and reducing its cost. Furthermore, by adding a wear-resistant structure to the material cylinder, its service life is extended.

The application relates to the technical field of intelligent logistics, in particular to an order dispatching method and system for intelligent logistics. The method comprises the following steps: dividing a logistics area into multiple grids; in response to a new order event, generating a preset initial value of a profit pheromone; acquiring a transport capacity node density in each grid, and generating a congestion pheromone when the transport capacity node density exceeds a preset threshold; calculating a composite pheromone in a preset grid range for each transport capacity node; based on the composite pheromone, calculating a state transition probability of the transport capacity node moving to an adjacent grid or accepting an order by using a probability selection algorithm; and generating a dispatching instruction according to the state transition probability of each transport capacity node. By means of the double pheromone mechanism, the problems of global supply-demand imbalance and local transport capacity congestion in the traditional dispatching method are effectively solved, and the scheduling efficiency and response speed of the logistics system are significantly improved.

The invention provides a novel energy storage system based on carbon dioxide phase change characteristics and an operation method thereof. The novel energy storage system comprises an air compression process, a propane cold energy storage process, a carbon dioxide expansion power generation process, a heat energy loop and a cold energy loop. The volume utilization rate of the storage tank is remarkably increased, the construction cost is reduced, the system efficiency is greatly improved through cold energy gradient utilization, and the expansion power generation process is efficient and stable.

This utility model provides a refrigerator, including: an evaporator, a freezer compartment, a drain pipe, an outer pipe, and an insulation layer. The evaporator is located above the freezer compartment, and the insulation layer is located on one side of the freezer compartment in the horizontal direction. At least a portion of the drain pipe is disposed within the insulation layer. The outer pipe is sleeved on the outer periphery of at least a portion of the drain pipe or disposed on the inner periphery of at least a portion of the drain pipe. Condensate generated by the evaporator can be received in the drain pipe, and refrigerant can be introduced into the outer pipe so that the refrigerant can heat the condensate and prevent the drain pipe from freezing or frosting. This utility model can simultaneously achieve a thinner overall refrigerator size and ensure that the drain pipe does not freeze or frost; effectively solving the problem in existing refrigerators that cannot simultaneously ensure that the evaporator drain pipe does not freeze or frost and achieve a thinner overall refrigerator size.

Embodiments of the present application provide a file processing method and device, a storage medium and an electronic device, wherein the method comprises: scanning first file index information in a first merged file to obtain a first scanning result, wherein the first merged file is a merged file obtained by merging a first group of files, and the first file index information is used to indicate whether the first group of files in the first merged file is deleted; in a case where the first scanning result indicates that a first part of files in the first group of files is deleted and the deleted first part of files satisfies a preset first compaction condition, performing a merging operation according to first remaining files to obtain a second merged file, the first remaining files being files other than the first part of files in the first group of files, and the storage positions of the first remaining files in the second merged file being continuous. Through the embodiments of the present application, the problem of low capacity utilization of the storage system in the related art is solved.

This invention discloses a preamble-free access TA synchronization method and apparatus that saves time-domain resources, comprising: coarse search for candidate TAs: selecting multiple TA candidates within a preset range with a fixed step size; signal preprocessing: receiving repeatedly transmitted Msg3 frames and obtaining the frequency domain data corresponding to each TA candidate; parallel soft combining and score calculation: performing channel estimation, equalization, and descrambling on each candidate data in parallel to obtain descrambling LLR soft bits, and accumulating their absolute values ​​to calculate the synchronization score of each candidate; candidate selection and decoding verification: sorting by score and selecting high-scoring candidates for decoding and CRC verification; synchronization confirmation: using the successfully verified TA as the final synchronization quantity. This invention saves preamble time slots and response windows, significantly reducing access latency and resource consumption.

The application discloses a kind of cascade utilization battery pack power energy storage system, including cascade battery module, basic energy storage unit, bidirectional DC / DC converter, DC bus, bidirectional DC / AC converter, sensor assembly, solid-state switch group and controller.The application compared with prior art has the advantages that a kind of cascade utilization battery pack power energy storage system, including cascade battery module, basic energy storage unit, bidirectional DC / DC converter, DC bus, bidirectional DC / AC converter, sensor assembly, solid-state switch group and controller;The cascade battery module is divided into A, B, C three grades by comprehensive health index evaluation, and the same grade 4 cascade battery modules are connected in series to form a basic energy storage unit;Each basic energy storage unit is connected to DC bus by independent bidirectional DC / DC converter, and DC bus is connected to power grid or load by bidirectional DC / AC converter;Each basic energy storage unit is equipped with sensor assembly and solid-state switch group, and can independently complete system access or cut-off.

The utility model relates to the field of fruit picking, disclose fruit negative pressure bionic picker, including bottom plate, bottom plate front end one side fixed setting is no. 1 motor, no. 1 motor output end fixed setting has lead screw, the outer end threaded sleeve of lead screw is equipped with movable block, the movable block upper end fixed setting has negative pressure air pump, the bottom plate upper end is away from the side of fixed plate and is equipped with mounting groove, the mounting groove front end fixed setting has no. 2 motor, no. 2 motor output end fixed sleeve has driving gear, the rotating setting of mounting groove inner end middle position has rotating column, the rotating column upper end fixed setting has collection box, the rotating column outside upper end fixed sleeve of leaning has driven gear. In the utility model, after no. 2 motor starts, the collection box will begin to rotate, help even distribution fruit, reduce single cell overload risk, after starting no. 1 motor, can adjust the position of negative pressure air pump, make the hose body can adapt to different personnel station and work distance.

The application relates to a medical elevator control method, system and terminal, and relates to the technical field of elevator control, and comprises the following steps: collecting a pre-boarding trigger signal of actually boarding an elevator; collecting the total number of boarding personnel of actually boarding the elevator based on the pre-boarding trigger signal; judging whether the total number of boarding personnel meets the requirement of a preset boarding personnel quantity threshold; if yes, collecting boarding check-in information of actually boarding the elevator, and determining an elevator dynamic partition according to the boarding check-in information; if not, defining the total number of boarding personnel as a to-be-allocated personnel quantity, and analyzing the to-be-allocated personnel quantity and the corresponding actually boarding elevator to determine the elevator dynamic partition; and controlling the actually boarding elevator to transport medical personnel according to the elevator dynamic partition. The application has the effect of improving the utilization rate of the carrying capacity of the medical elevator.

The invention discloses a busbar and a converter, and belongs to the field of converters. The busbar comprises a bottom plate; the at least two first connecting ends are arranged on the bottom plate, and the at least two first connecting ends are used for being connected with the multiple bridge arms in a one-to-one correspondence mode; and the second connecting end is arranged on the bottom plate and is used for being connected with an external circuit. According to the busbar, the common end of the power device of the converter is connected through the busbar, wiring can be simplified, the through-current capability is effectively improved, large-area copper laying is not needed, and the heat dissipation capability of a circuit board, the power density of the converter and the capacity utilization rate of the power device in a converter circuit are improved.

The invention relates to the technical field of resource polymerization, and discloses a distributed resource polymerization method, system, equipment and medium based on carbon emission reduction, and the method comprises the steps: optimizing the reference capacity of each aggregator according to the carbon emission reduction, and obtaining the capacity reference value of the aggregator; calculating a first aggregation index of the aggregator and a second aggregation index of the distributed renewable energy sources according to the aggregator attribute information and the resource operation characteristics; obtaining a resource selection sequence according to the first aggregation index, and obtaining an aggregation selection sequence according to the second aggregation index; calculating a first sensing utility of the aggregator and a second sensing utility of the distributed renewable energy sources according to the resource selection sequence and the aggregation selection sequence; and establishing a bilateral matching model by taking maximization of the first sensing utility and the second sensing utility as an objective function and taking a capacity reference value as a constraint condition, and solving to obtain an optimal aggregation scheme. According to the invention, optimal configuration of power resources can be realized, and the stability and reliability of power grid operation are improved.

The invention discloses a low-crosstalk long-distance sensing integrated device and a very-low-frequency sensing method, and relates to the technical field of fusion of optical fiber sensing and optical fiber communication. The device comprises a laser, a coupler, a communication modulation device, a sensing modulation device, an optical fiber transmission and relay link, a communication receiving device, a sensing receiving device and a signal processing device. The communication modulation device adopts digital subcarrier multiplexing and reserves a guard interval in a frequency spectrum center, and residual carrier filtering is combined to reduce the inductance crosstalk; the sensing modulation device realizes high-extinction-ratio pulses through a cascade light modulator, and the signal-to-noise ratio is improved. The optical fiber link adopts a bidirectional amplification relay module to synchronously amplify forward and backward signals so as to realize ultra-long distance transmission. The signal processing device carries out high-density sampling and space-time dimension fusion on the sensing beat frequency signals, and very low frequency vibration information is effectively extracted. According to the invention, common-light-source, low-crosstalk, long-distance, very-low-frequency and high-sensitivity integrated transmission and detection of communication and sensing signals are realized.

This invention discloses an AI-based multimodal transport collaborative optimization method and system, relating to the field of intelligent transportation technology. The method includes: acquiring temperature sampling sequences of cold chain goods in non-temperature-controlled areas, establishing an adaptive baseline, and identifying temperature peak factors and trends; constructing a temperature deviation safety window based on inertial correction and an internal loss dynamics model for the accumulated temperature deviation indicating increasing risk; identifying intermodal transport risks based on the safety window, and constructing a matching function to match intermodal transport capacity units if the risk exceeds a threshold; monitoring the temperature deviation of transport capacity in real time after matching, and adjusting the refrigeration strategy in stages based on a correction urgency coefficient; the system includes a trend identification module, a window determination module, an intermodal transport matching module, and a model optimization module. This invention achieves dynamic tracking of temperature deviation risks in cold chain transportation, capacity matching, and model self-optimization, improving the temperature control efficiency and cargo damage prediction accuracy of multimodal transport.

A battery capacity grading method comprises the following steps: charging at a constant first power to a charging cut-off voltage of a battery, and standing for a first time length; carrying out constant second power discharge until the discharge cut-off voltage of the battery is reached, and standing for a second duration; discharging at a constant third power until the discharging cut-off voltage of the battery is reached, and standing for a third duration; and charging at constant fourth power, charging to the limiting voltage of the battery, and standing for a fourth time period, so that the state of charge of the battery is A, 21% < = A < = 30%, regulating and controlling the capacity grading temperature by using a temperature control piece, the capacity grading temperature is t, and 30 DEG C < = t < = 40 DEG C. The consistency of the batteries subjected to capacity grading by using the battery capacity grading method is high.

The utility model discloses air purification equipment. The air purification equipment comprises a main body, a fan and a fan, the filter screen is arranged on the main body; the collecting box is arranged below the filter screen; the cleaning assembly is configured to be movable relative to the filter screen; a material pressing structure used for extruding dirt in the collecting box is arranged on the side, facing the collecting box, of the cleaning assembly.

The application discloses a group string type network construction energy storage collaborative control method based on 5G communication and relates to the technical field of energy storage control, comprising the following steps: obtaining the charging and discharging state parameters of energy storage equipment based on historical power data; performing grouping processing on all energy storage equipment and constructing a rate correction method; and using the rate correction method to perform collaborative control on all energy storage equipment in the group string type network construction energy storage, so that the application is used to solve the problem that in the existing group string type network construction energy storage collaborative control method, there is a lack of a method for dynamically controlling the charging and discharging rates of energy storage units based on SOC in the energy storage equipment cluster management and control, the SOC deviation of each energy storage unit is large when the system charges and discharges, the charging and discharging states of each energy storage unit are frequently switched, the available capacity of the system is limited by the short equipment, and the energy utilization rate is reduced.

This invention discloses a method for preparing a halide solid electrolyte. The method includes obtaining a mixed solution of raw materials LiCl and MCl3 in a stoichiometric ratio, freezing the mixed solution into a solid at a freezing temperature below -60°C, then sublimating and evaporating the water in a vacuum environment to obtain the intermediate product Li3MCl6·2H2O, and then sintering it at 180°C-220°C in a vacuum environment to remove the water of crystallization to obtain Li3MCl6. The resulting halide solid electrolyte exhibits high capacity and excellent cycle performance. This invention yields a halide solid electrolyte with small particle size and good particle dispersion, which is beneficial for forming a good kinetic transport network with the conductive agent and active material. This ensures that ions / electrons pass through at most one active material particle before reaching the conductive solid electrolyte / carbon, thereby improving the battery's capacity utilization and rate capability.

The application provides a preparation method of a lithium manganese iron phosphate positive electrode material and the lithium manganese iron phosphate positive electrode material. The preparation method comprises the following steps: mixing a lithium manganese iron phosphate precursor and a COF-5 covalent organic framework material to obtain a first mixture, the COF-5 covalent organic framework material has a porous hole structure and contains carbon elements and active functional groups; and performing first sintering on the first mixture, so that the lithium manganese iron phosphate precursor is converted into a lithium manganese iron phosphate matrix, the COF-5 covalent organic framework material is carbonized to form a porous carbon coating layer, and thus the lithium manganese iron phosphate positive electrode material is obtained. The positive electrode material obtained by the preparation method has a uniform surface coated with a porous carbon layer formed by carbonization of COF-5, the coating layer retains an ordered porous structure, can improve the electronic conductivity and lithium ion diffusion capacity of the material, inhibits manganese dissolution and interface side reactions in high-temperature cycles, and improves particle dispersity and particle size consistency.

The application discloses a stainless steel on-line solid solution and acid-free descaling method with adjustable roughness, which comprises the following steps: preparing raw materials, smelting, continuous casting, hot rolling and solid solution process, and then entering the acid-free descaling process after the solid solution process; and the specific process comprises the following steps: treating the stainless steel strip after the solid solution process through S roller treatment and scale breaking treatment, and the surface temperature of the steel coil is not higher than 50 DEG C; treating the stainless steel strip after the scale breaking treatment through EPS treatment for surface descaling, wherein the EPS treatment is variable pass treatment, and the variable pass is one of one pass, two passes and three passes or more; brushing the stainless steel strip after the EPS treatment through a roller brush containing silicon carbide abrasive, and the brushing adopts three gears of light brushing mode, medium brushing mode and heavy brushing mode; rinsing the stainless steel strip after the brushing treatment; drying the stainless steel strip after the rinsing treatment, and then winding the stainless steel strip into a finished steel coil through a coiler.

This application provides a wastewater treatment retrofit system and method based on SBR or CASS processes. The wastewater treatment retrofit system includes: a reaction tank, comprising a tank body, a first partition wall, and a second partition wall, both located within the tank body and spaced apart, physically dividing the tank body into sequentially hydraulically connected anoxic, anaerobic, and aerobic zones, wherein the aerobic zone is connected to the anoxic zone; and a separation and sedimentation device located within the aerobic zone, used to achieve sludge-water separation to obtain clarified water, thus making the aerobic zone an aerobic sedimentation coupling zone. Compared to SBR or CASS processes, the retrofitted wastewater treatment system, by dividing the system into multiple reaction zones, each performing different functions, avoids the problems of SBR or CASS processes requiring precise switching at each stage within the cycle and highly relying on automation. In other words, the retrofitted wastewater treatment system has lower automation dependence, simpler control, and improves tank volume utilization.

This utility model discloses a transmission device for transporting graphite boats. The transmission device includes: a first transport mechanism configured to interface with an external temporary storage location; a cooling mechanism configured to interface with the first transport mechanism, used to cool the graphite boats, and having at least two cooling positions; a temporary storage mechanism configured to interface with the first transport mechanism, having at least two temporary storage locations; a second transport mechanism configured to interface with both the temporary storage mechanism and the cooling mechanism; and a loading / unloading mechanism configured to interface with the second transport mechanism, used for loading and unloading graphite boats, having a first loading / unloading station and a second loading / unloading station. The transmission device provided in this application can store multiple graphite boats and perform cyclic transmission, improving the efficiency of graphite boat transmission.

The invention relates to the technical field of steam turbine operation and maintenance, and particularly discloses a steam turbine production-operation and maintenance management system and method based on the industrial internet. The system is constructed based on an industrial internet platform, and is provided with a production line data acquisition and processing unit and an equipment operation data acquisition and processing unit which are deployed at the edge, a production simulation optimization unit and an operation and maintenance optimization unit which are connected with the edge and a cloud end, and an operation and maintenance decision-making unit deployed at the cloud end. Aiming at the particularity of the power plant on the operation and maintenance of the key parts of the steam turbine, a production-operation and maintenance window dual-prediction dynamic optimization management technology of the key parts of the steam turbine is formed based on an industrial internet platform, and the operation and maintenance technical requirements of the power plant are intelligently matched with the production capacity of a processing plant; and the continuous operation of power generation equipment is ensured, and the power generation efficiency is improved.

The utility model provides a kind of wiring harness board assembly and battery pack, belong to battery field.The wiring harness board assembly includes upper layer wiring harness board and lower layer wiring harness board, and power supply circuit and information acquisition circuit are arranged in upper layer wiring harness board and lower layer wiring harness board, and the end of power supply circuit is provided with the conductive sheet for being electrically connected with the pole of battery cell, and the conductive sheet on the wiring harness board of same layer is used for being electrically connected with the pole of battery cell of same polarity, and insulating isolation layer is arranged between upper layer wiring harness board and lower layer wiring harness board.The battery pack includes the wiring harness board assembly described above.The utility model arranges power supply circuit and information acquisition circuit in upper and lower two layers of wiring harness board, so that wiring harness board can realize low voltage, small current charging and discharging, make power battery internal wiring more neat, facilitate the production and later maintenance of power battery.

This application relates to the field of power control, and more particularly to a power control method, device, and power conversion system. The method is applied to a power conversion system including multiple parallel conversion modules. The method includes: obtaining the actual total power value of the power conversion system; when the actual total power value is greater than a predetermined total power reference value, reducing and outputting a branch electrical signal reference value through a first control loop; obtaining the actual branch electrical signal values ​​of each conversion module in the power conversion system; determining target conversion modules based on the fact that the actual branch electrical signal values ​​are greater than the branch electrical signal reference values; and adjusting each target conversion module, with the larger the actual branch electrical signal value, the earlier its actual branch electrical signal value is reduced, until the actual total power value is less than or equal to the total power reference value. This method achieves precise control of the total system power and allows most conversion modules to continue operating within their respective high-efficiency ranges, effectively improving the overall system energy efficiency and capacity utilization.

The application discloses a pet cleaner hair collector, which comprises a main machine and a collecting box detachably mounted on the main machine; the main machine and the collecting box are communicated through an air inlet; the collecting box comprises a first filter screen and a second filter screen perpendicular to the setting direction of the first filter screen, the second filter screen is arranged at the bottom of the collecting box, and the air in the internal space of the collecting box enters the negative pressure area formed by the main machine through the second filter screen. The beneficial effects of the application are embodied in that the air inlet, the first air duct and the first filter screen are not arranged oppositely, dust and animal hair will perform a circular motion when entering the collecting box, and will not be directly adsorbed on the first filter screen, so that the first filter screen is not easy to be blocked.

This application relates to a method, system, device, and medium for policyholder allocation based on a relationship graph, belonging to the field of insurance management technology. The method includes: collecting customer data containing unstructured interactive text; extracting semantic information and calculating sentiment indicators through pre-labeled sentiment word weights; constructing a dynamic knowledge graph by combining structured business data; evaluating the overall customer value and risk level based on the graph and business data; and ultimately achieving customer re-allocation upon agent departure and risk-level-triggered collection when policies are overdue. This application enables accurate quantification of customer value and dynamic risk perception, thereby driving intelligent allocation and compliant collection.