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95results about How to "Improve overall utilization" patented technology

High-power high-frequency modular battery cluster charging and discharging test equipment and method

The invention provides a high-power high-frequency modular battery cluster charging and discharging test device, which is characterized by comprising an alternating current coordination controller connected with a middle computer and used for receiving an instruction transmitted by the middle computer and distributing current to a plurality of isolated ACDC modules; the input ends of the plurality of isolated ACDC modules are connected in parallel and then are connected to the AC co-controller and a three-phase mains supply, and the output ends of the plurality of isolated ACDC modules are connected in parallel and then form a DC bus for converting AC into DC and realizing voltage isolation; and a plurality of BUCK-BOOST modules, the input ends of the plurality of BUCK-BOOST modules are connected in parallel and then are connected to the DC bus, and the output ends of the plurality of BUCK-BOOST modules are connected in parallel and then are connected to a target battery cluster for testing the charging and discharging of the target battery cluster. Modular design is achieved, efficient charging and discharging capacity is achieved, the defects that a traditional scheme is large in size, high in cost, slow in dynamic response and the like are overcome, equipment efficiency and flexibility are improved, and the device is suitable for a high-power scene.
Owner:SUZHOU XINNENG XIANFENG TESTING TECH CO LTD +2

Microbial complex microbial inoculant and method for degrading lignocellulose

The invention relates to the field of microorganisms, and discloses a microbial composite inoculant and a method for degrading lignocellulose. The compound microbial agent comprises phanerochaete chrysosporium, aspergillus niger, trichoderma reesei, neurospora crassa and gloeophyllum trabeum. The phanerochaete chrysosporium is a white-rot fungus with strong performance, and can secrete a plurality of lignocelluloses at the same time. Aspergillus niger, trichoderma reesei, neurospora crassa and gloeophyllum trabeum are mainly used for secreting high-activity cellulase and hemicellulase. Destroying the lignocellulose structure needs the combined action of various lignocellulose enzyme systems, and after the five strains are mixed, the synergistic effect among the enzyme systems in the system can be remarkably enhanced, the lignocellulose structure is efficiently destroyed, and the degradation rate of the wood fiber raw material is increased.
Owner:CHINA PETROLEUM & CHEMICAL CORP +2

Power transmission line deicing device

The utility model belongs to the technical field of power transmission line deicing, and particularly relates to a power transmission line deicing device, which comprises a deicing line body, two ends of the deicing line body are fixedly connected with mounting plates, the outer sides of the two mounting plates are provided with control assemblies, the outer side of the deicing line body is provided with a deicing assembly, and the deicing assembly is provided with a power transmission line. The deicing assembly comprises a deicing cleaning sleeve, a spraying storage box and an elastic cushion, the deicing cleaning sleeve is provided with a spraying sealing cavity, and a plurality of spraying heads used for spraying deicing liquid are fixedly installed in the spraying sealing cavity; the deicing assembly comprises a deicing cleaning sleeve, a spraying storage box and an elastic cushion, a winding control roller is controlled to rotate, a driving control rope is driven to move, the deicing cleaning sleeve can move along the surface of the deicing wire body, a spraying head can move towards the surface of the deicing wire body, redundant deicing liquid can leak into a spraying sealing cavity, and the spraying sealing cavity is sealed; the deicing work is completed, the spraying liquid and the spraying range can be controlled, and the utilization rate of the spraying liquid and the deicing effect are good.
Owner:HUNAN POWER CONSTR SUPERVISION & CONSULTING CO LTD

Battery shell, battery, battery pack and electric equipment

The utility model relates to a battery shell, a battery, a battery pack and electric equipment, the battery shell comprises a shell and a pole assembly, the shell is provided with two mounting surfaces which are oppositely arranged, the pole assembly protrudes out of one of the two mounting surfaces, the other one of the two mounting surfaces is provided with a pit, and the pit is used for accommodating the pole assembly when the battery is stacked to the other battery. And the relative distance D between the depth # imgabs0 # of the pit and the two mounting surfaces meets the condition that # imgabs1 # / D is greater than or equal to 0.1 and less than or equal to 0.8. According to the technical scheme, the pit can avoid the pole assembly of another battery, the pole assembly does not occupy the mounting space of the battery any more, one of the two mounting surfaces of the battery is attached to the other one of the two mounting surfaces of the other battery, when the batteries are arranged in a stacked mode, no gap is generated between the batteries any more, and the battery assembly is convenient to assemble and disassemble. And the space utilization rate is higher.
Owner:BYD CO LTD

Phosphorus-solubilizing bacterial agent for promoting plant phosphorus absorption as well as preparation method and application thereof

The invention discloses a phosphate-solubilizing bacterial agent for promoting plant phosphorus absorption as well as a preparation method and application of the phosphate-solubilizing bacterial agent. The phosphate-solubilizing bacterial agent provided by the invention has a remarkable phosphate-solubilizing function, can effectively promote the absorption of phosphorus by plants, solves the problem of low utilization rate of phosphorus in soil, effectively relieves growth stagnation and yield reduction caused by phosphorus deficiency of the plants, and remarkably improves the growth and development of the plants and increases the biomass of crops.
Owner:ZHEJIANG FORESTRY UNIVERSITY

Flow data processing method and device, storage medium, and electronic device

The present disclosure is about a method and device for processing flow data, a storage medium, and an electronic device, and relates to the fields of network technology and security technology. The method includes: obtaining flow data to be transmitted and a target program identifier of a target client that generates the flow data to be transmitted; matching a target time slot and a target sub-time slot corresponding to the target client in a flexible Ethernet group according to the target program identifier; wherein the target time slot and the target sub-time slot are configured according to the service category of the target client; generating a flow message to be transmitted according to the flow data to be transmitted, the coding sequence number of the flexible Ethernet group, the target program identifier, the target time slot, and the target sub-time slot; transmitting the flow message to be transmitted to the opposite network device based on the target time slot and the target sub-time slot. The present disclosure improves the utilization rate of bandwidth.
Owner:CHINA TELECOM CORP LTD

Solid-state battery

The present invention provides a solid-state battery in which the utilization factor of a negative electrode active material at the time of charge-discharge is more sufficiently high if the content of an conductive additive is lower. The present invention relates to a solid-state battery including a positive electrode layer, a negative electrode layer, and a solid electrolyte layer interposed between the positive electrode layer and the negative electrode layer, where the negative electrode layer 2 includes an conductive additive 200 in an elongated shape in section view, made of a metal material, at 7% or more and 28% or less in area ratio with respect to the negative electrode layer.
Owner:MURATA MFG CO LTD

A cement pipe internal and external repair device

A cement pipe internal and external repair device includes a hydraulic lifting assembly, an inner diameter telescopic rod, a first internal and external repair assembly, and a second internal and external repair assembly. The inner diameter telescopic rod is connected to the lower part of the hydraulic lifting assembly, and a rotary motor is provided between the hydraulic lifting assembly and the inner diameter telescopic rod. The first internal and external repair assembly is located at one end of the inner diameter telescopic rod, and the second internal and external repair assembly is located at the other end. This invention features an inner diameter telescopic rod, which adjusts the diameter to accommodate the inner diameter requirements of different cement pipe models. The first and second internal and external repair assemblies are equipped with wall thickness telescopic rods, which adjust the distance between the inner and outer repair brushes, making it suitable for repairing cement pipes of different models and wall thicknesses. This solves the problem that existing repair devices cannot be adjusted to adapt to the internal and external wall repair of different cement pipe models, resulting in low device utilization.
Owner:PIZHOU HENGLI CEMENT PROD CO LTD

A method to improve the activity of stainless steel slag

The present application discloses a method for improving the activity of stainless steel slag, which relates to the technical field of comprehensive utilization of resources. The method for improving the activity of stainless steel slag includes the following steps: placing hot stainless steel slag in a hot soaking pit or a slag pot, and hot soaking and spraying water for cooling to 100°C - 1000°C; introducing carbon dioxide in the first stage (pressure 0.1 - 0.5 Mpa, time 0.5 - 2 hours) into the container, and spraying water synchronously (the amount of sprayed water is 0.3 - 0.7 times the mass of the slag); then introducing air (pressure 10 - 15 Mpa, time 0.5 - 1 hour); then introducing carbon dioxide in the second stage (pressure 0.2 - 0.6 Mpa, time 1 - 2 hours), and spraying a small amount of water synchronously (the amount of sprayed water is 0.03 - 0.08 times the mass of the slag); after cooling, highly active stainless steel slag is obtained. With the collaborative design of staged gas introduction and spraying water for cooling, the content of free calcium oxide in the stainless steel slag is less than 2%, and the activity index reaches the standard of primary steel slag powder, greatly improving the resource utilization rate. At the same time, the fixed emission reduction of carbon dioxide is achieved, which helps with resource recycling and low-carbon development.
Owner:SHANXI TAIGANG STAINLESS STEEL CO LTD

A heterogeneous acceleration system and method for analog modulation recognition of large-scale multi-channel signals

PendingCN122285217ASolve the problem of computing congestionImprove data throughputVideo memoryComputer architecture
This invention discloses a heterogeneous acceleration system and method for analog modulation recognition of large-scale multi-channel signals, comprising: a CPU host processing end and a GPU device computing end; the CPU host processing end is used for asynchronous pipelined processing of data reading, task scheduling, and result distribution, realizing parallel execution of data reading, GPU computing, and result distribution on the time axis; the GPU device computing end completes the entire process of signal preprocessing and deep learning model inference within the GPU memory after the original signal is transmitted to the video memory via the PCIe bus, and does not exchange data with the CPU host processing end until the recognition result is generated. This invention eliminates data transport and I / O blocking through a three-stage asynchronous pipeline architecture and a closed-loop processing link in the entire video memory, and combines parallel preprocessing operators, inference acceleration engines, multi-stream scheduling mechanisms, and dynamic video memory pools to achieve high throughput and low latency recognition of large-scale multi-channel analog modulation signals.
Owner:SHANGHAI UNIV

Adjustable saddle tool of reaction kettle

The utility model discloses an adjustable saddle tool of a reaction kettle, which belongs to the technical field of tool equipment and comprises a base, two groups of support components are arranged on the base, and a support space is formed between the two groups of support components; the base comprises an adjustable connecting plate, and a plurality of first adjusting holes are formed in the adjustable connecting plate; each supporting assembly comprises a plurality of adjusting supporting mechanisms, and each adjusting supporting mechanism comprises an upper connecting plate, a lower connecting plate and a reaction kettle supporting plate; the reaction kettle supporting plate is provided with an arc-shaped supporting face facing the supporting space, the upper connecting plate is located on the upper side of the lower connecting plate and connected with the reaction kettle supporting plate, the upper connecting plate is provided with a second adjusting hole, the lower connecting plate is provided with a connecting hole, and the connecting hole corresponds to the first adjusting hole and the second adjusting hole in position; the adjusting supporting mechanisms in the same supporting assembly are overlapped up and down and are adjustably connected, and the lowest adjusting supporting mechanism is adjustably connected with the adjustable connecting plate so as to adapt to the reaction kettles with different diameters.
Owner:SHANDONG HAOMAI HEAVY IND CO LTD

High-performance anode-free aqueous zinc metal batteries based on composite layered negative current collector

The application relates to a high-performance anode-free aqueous zinc metal battery based on a composite layered negative electrode current collector, comprising the steps of: coating a conductive layer on the surface of a zinc metal deposition base; configuring a guide layer solvent and coating the guide layer on the conductive layer by a coating method, and then drying in an oven. The application has the beneficial effects that: the application is provided with the conductive layer, which provides uniform deposition sites for zinc ions during the charging process; the guide layer skeleton is arranged, so that the zinc ions are uniformly deposited on the surface of the conductive layer, the growth of zinc dendrites is inhibited, and the risk of battery short circuit is effectively reduced; the guide layer adopts a hydrophobic adhesive, so that the side reaction between active zinc and electrolyte on the negative electrode can be effectively avoided, and the capacity retention rate can be prevented from being reduced with the increase of the cycle number; the anode-free system is adopted, so that the energy density of the battery is greatly improved; the material cost is low, the preparation method is simple in process and good in repeatability, and the application can be mass-produced under the existing production conditions.
Owner:ZHEJIANG ZHENENG ZHONGKE ENERGY STORAGE TECH CO LTD +1

Battery formation capacity pressurization system and battery production line

The application relates to the technical field of battery equipment, and discloses a battery formation capacity pressurizing system and a battery production line. The battery formation capacity pressurizing system comprises a hydraulic source and a plurality of actuators, the plurality of actuators are connected with the hydraulic source in parallel, in one actuator, the actuator comprises at least one hydraulic structure and at least one clamp structure, the hydraulic structure is connected with the hydraulic source, the clamp structure comprises a body part and a clamping part, the clamping part is slidably arranged on the body part, the clamping part and the body part form a containing space for placing a battery monomer, and a large surface of the battery monomer faces the clamping part, the hydraulic structure is installed on the body part, and a piston rod of the hydraulic structure is drivingly connected with the clamping part. The battery formation capacity pressurizing system provided by the technical scheme can improve the utilization rate of the hydraulic system and is convenient to maintain.
Owner:CONTEMPORARY AMPEREX TECHNOLOGY CO LTD

CELL GROWTH REGULATOR

ActiveDE602020051867T2useful in preservation and maintenanceinhibit cell proliferationSkeletal/connective tissue cellsArtificial cell constructs
The present disclosure relates to a cell proliferation inhibitor comprising glutamic acid, and a method for regulating the proliferation of cells using the same.
Owner:BOURBON CORP

High-strength tractor chassis gear

The utility model discloses a high-strength tractor chassis gear which comprises a gear body (1) and a plurality of gear teeth (2), annular grooves (3) are formed in the upper side face and the lower side face of the gear body (1), and a plurality of reinforcing pieces (4) are arranged in each annular groove (3). The two ends of each reinforcing piece (4) are each provided with two obliquely-arranged auxiliary reinforcing pieces (5), one end of each auxiliary reinforcing piece (5) is fixedly installed on the reinforcing piece (4), and the other end of each auxiliary reinforcing piece (5) is fixedly installed on the gear body (1). A reinforcing piece (6) is bonded on the side face, facing the other tooth (2), of each tooth (2), and oil injection grooves (7) are formed in the two side faces of each reinforcing piece (6). The strength of the whole gear can be improved, and the gear has the advantages of being high in structural stability, good in heat dissipation effect, long in service life, good in lubricating effect and high in lubricating oil utilization rate.
Owner:ZHEJIANG PUJIANG GEAR

Bandwidth management method, device and equipment based on multi-wave WDM-PON system and medium

PendingCN119603581AAlleviate the problem of insufficient bandwidthflexible allocationMultiplex system selection arrangementsTelecommunicationsOptical line termination
The invention discloses a bandwidth management method and device based on a multi-wave WDM-PON system, equipment and a medium, and relates to the technical field of optical communication. The method is applied to an optical line terminal OLT in a multi-wave WDM-PON system, the single-port MAC bandwidth of the OLT is divided into a plurality of bandwidth time slots SLOTs, and the method comprises the following steps: distributing each SLOT to a plurality of supported wavelength channels; and when valid data are written into the SLOT, performing time slot allocation on the SLOT based on the valid data. By implementing the technical scheme provided by the invention, the overall bandwidth utilization rate of the multi-wave WDM-PON system can be improved, and the system can utilize available bandwidth resources more efficiently, so that the problem of low utilization rate caused by unbalanced bandwidth resource allocation in the prior art is solved.
Owner:WUHAN YANGTZE OPTICAL TECH

A waterstop positioning device

The utility model relates to a waterstop positioning device, including installation base plate, clamping block and locking assembly, installation base plate forms the sliding notch, and the sliding notch extends to the inside of installation base plate both sides and forms the installation cavity for clamping block installation, and clamping block is installed in the installation cavity and can adjust the interval between a pair of clamping blocks, when the interval between a pair of clamping blocks is compatible with waterstop, through locking assembly connection installation base plate and clamping block realize the positioning of waterstop. The waterstop positioning device forms the installation cavity on the installation base plate, and the installation position for waterstop installation is formed between a pair of clamping blocks, and the size of the installation position can be adjusted by adjusting the position of clamping block to make it can adapt to waterstop of different thickness, make the overall utilization of waterstop positioning device more widely, after clamping block moves to the required position and satisfies waterstop installation, locking clamping block through locking assembly again, prevent its displacement in the use process.
Owner:ZHEJIANG COMM CONSTR GRP CO LTD +1

Neural network graph partitioning system and method

A neural network graph partitioning system and method are disclosed. The graph partitioning system is used to partition a neural network graph into a series of subgraphs and allows multiple subgraphs to be executed in available hardware subsystems. The system estimates the computation time and memory bandwidth of the partitioned subgraphs based on a cost function. The graph partitioning system is a hardware cycle estimation model that can be run quickly and implements parameterization of memory latency. The graph partitioning system supports heterogeneous partitioning for different types of accelerators, such as central processing units, graphics processing units, application specific integrated circuits, etc. A method of partitioning a neural network graph into a series of subgraphs is also disclosed.
Owner:BLACK SESAME TECH (CHONGQING) CO LTD

Data storage method and storage medium based on solid state hard disk

ActiveCN119336277BGuaranteed storage effectImprove overall utilizationInput/output to record carriers
The present invention discloses a data storage method and storage medium based on a solid-state hard disk. The present invention relates to the technical field of solid-state hard disks and solves the problem that the storage process and historical data of data are not analyzed, so that the storage rate cannot reach the optimal state. The present invention classifies data in different formats, confirms different classified data, and identifies the optimal utilization rate and related storage rate from the historical completion data of different classified data. In the subsequent storage process, the classified data is evenly distributed and stored based on the corresponding utilization rate, so as to ensure the specific storage rate of the corresponding classified data and the overall storage effect. By analyzing the storage rate associated with the relevant storage process, it is identified whether the storage rate is reduced. If there is a reduction, the utilization rate is allocated from other storage paths to ensure the overall storage rate of the corresponding storage process, so that the corresponding storage rate is further improved.
Owner:SHENZHEN LARIX TECH CO LTD

Double-layer linear vibrating screen

The utility model discloses a double-layer linear vibrating screen, which relates to the technical field of vibrating screens, and comprises a support plate, an adjusting mechanism is arranged below the support plate, the upper surface of the support plate is fixedly connected with a blanking plate, the upper surface of the blanking plate is fixedly connected with a feeding plate, one side surface of the blanking plate is slidably connected with an adjusting plate, and the adjusting plate is fixedly connected with the feeding plate. A motor is fixedly connected to one side face of the supporting plate, and the output end of the motor is rotationally connected with the discharging plate. The discharging device is reasonable in design structure, can drive the extruding plate on the upper portion of the rotating roller to extrude materials through the rotating roller, enables the materials to fall to the lower portion of the rotating roller, completes discharging, enables the materials to fall at a certain speed and not to fall one by one, achieves the effect of even discharging, and solves the problems that in the prior art, discharging is not even, and discharging efficiency is high. The problems that materials on a screen are prone to being piled, the screening effect is poor in the places where the materials are dense, and the utilization rate is low in the places where the materials are few are solved.
Owner:YUNNAN ULTRASONIC MACHINERY EQUIPMENT CO LTD

Coal-based intelligent decision generation method and device, equipment, storage medium

PendingCN122264485Aovercome limitationsAdapt to refined operational needsCommerceEngineeringPrice prediction
The application provides a coal-based intelligent decision generation method and device, equipment and storage medium, and belongs to the technical field of intelligent decision, which comprises the following steps: coal price prediction is performed based on coal quality index data and standardized coal market data to obtain coal price prediction trend data; the coal quality index data is a comprehensive index representing the physical and chemical properties and industrial applicability of coal; knowledge vectorization processing is performed on standardized coal information text data to obtain a plurality of knowledge vectors; similarity calculation is performed based on a target retrieval vector and each knowledge vector to screen a knowledge vector corresponding to the maximum similarity; and a coal decision report is generated based on the knowledge vector corresponding to the maximum similarity and the coal price prediction trend data. The coal-based intelligent decision generation method and device, equipment and storage medium provided by the application can improve the accuracy and reliability of the generated coal-based intelligent decision.
Owner:唐山市宝盈智能设备有限公司

Screen projection display method and system, terminal and medium

The invention discloses a projection screen display method and system, a terminal and a medium, and the method comprises the steps: building a projection screen connection through a transmitting end, and transmitting the projection screen content to a receiving end; and after the receiving end receives the screen projection content, dividing a display screen of the receiving end into a first area and a second area according to the screen projection content, displaying the screen projection content in the first area, and displaying the content of a local window of the receiving end in the second area. According to the invention, the screen of the receiving end is intelligently divided into two independent areas for respectively displaying the screen projection content and the local window content of the receiving end, so that the problem that the screen projection picture and the local interface cannot be simultaneously displayed on the same screen is solved, the user experience is enhanced, and the working efficiency is improved.
Owner:深圳开鸿数字产业发展有限公司

Processing method and application of tea seed meal

The invention discloses a tea seed cake processing method and application thereof, and relates to the field of tea seed cake processing.The tea seed cake processing method comprises the following steps that a microorganism compound seed solution is obtained, and microorganisms comprise bacillus safensis and bacillus licheniformis; inoculating the microbial composite seed liquid into a tea seed cake solid culture medium, and performing solid fermentation to obtain a fermentation product; performing primary purification treatment on the fermentation product to separate out tea saponin and a first mixture; performing secondary purification treatment on the first mixture to separate out tea polysaccharide and a second mixture; and drying the second mixture to obtain the high-protein feed. Through microbial fermentation, non-protein substances in the tea seed meal are converted into protein, the protein content in the tea seed meal is increased, tea saponin and tea polysaccharide in the tea seed meal are extracted, the utilization rate of the tea seed meal is increased, the conversion rate of the tea saponin and the tea polysaccharide is increased, and high-value utilization of the tea seed meal is achieved.
Owner:WUHAN POLYTECHNIC UNIVERSITY

Warm air device suitable for special-shaped columns with air purification function

The invention discloses a warm air device suitable for special-shaped columns and having an air purification function, including an L-shaped baffle located at a right-angled gap of a column, a supporting plate is provided on the column at the bottom of the L-shaped baffle, a dust collecting plate close to the side wall of the column is placed on the supporting plate, and an L-shaped chamber surrounded by the L-shaped baffle and the dust collecting plate close to the two side walls of the column constitutes a hot air flow channel: the dust collecting plate is composed of a plate frame, a cooling plate embedded in the inner side of the plate frame, and an activated carbon plate on the outer side, and the cooling plate close to the side wall of the column is a coil structure connected to an external refrigeration device through a connecting water pipe; a semi-elliptical heat source is provided in the L-shaped baffle below the dust collecting plate, and an air inlet is provided on the L-shaped baffle close to the semi-elliptical heat source; a fan-shaped wind slot with a height of 10 to 15 cm is extended outward in the horizontal direction at the top of the L-shaped baffle with a side length of the column as a radius, and an air outlet is provided on the outer side of the fan-shaped wind slot. The invention is simple in structure and practical, making the indoor airflow organization more reasonable.
Owner:HENAN UNIVERSITY OF TECHNOLOGY

Charging equipment, control method and control device thereof and readable storage medium

The invention discloses charging equipment and a control method and device thereof, and relates to the technical field of charging equipment. The device comprises a vertical pile, the vertical pile comprises a first shell, a stopping rod, a locking mechanism and a driving source, the stopping rod is rotatably arranged on the first shell, the driving source and the locking mechanism are both arranged in a containing cavity of the first shell, and the driving source is connected with the stopping rod; the locking mechanism comprises a driving part and a locking part which are connected, the driving part can drive the locking part to rotate relative to the first shell, a rotating center shaft of the locking part is parallel to a rotating center shaft of the stopping rod, under the condition that a vehicle stays at a parking space where the charging equipment is located, the charging equipment charges, the stopping rod is used for stopping the vehicle, and the stopping rod is used for stopping the vehicle. The locking piece and the stopping rod are positioned and matched in the circumferential direction of a rotating center shaft of the stopping rod; and under the condition that the charging equipment receives the payment information, the locking piece and the stopping rod are released from cooperation, and the driving source drives the stopping rod to be lifted. Therefore, the problem that the utilization rate of current charging equipment is relatively low can be solved.
Owner:CHINA MOBILE M2M +1

Bus lane control method, device and electronic equipment

The present invention provides a bus lane control method, device and electronic device. The bus lane control method comprises: determining a bus lane control strategy for a first intersection based on first information, wherein the first information comprises at least one of the following: vehicle traffic status information at the first intersection; bus route information at the first intersection; basic vehicle safety information of buses at the first intersection; bus-related information at a second intersection, wherein the second intersection is an intersection adjacent to the first intersection; phase information of an intersection signal at the first intersection; and sending a bus lane control signal to a target device based on the bus lane control strategy. The solution of the present invention can lend bus lanes to social vehicles, thereby maximizing the use of road traffic resources.
Owner:DATANG GOHIGH INTELLIGENT & CONNECTED TECH (CHONGQING) CO LTD

A noble metal catalyst, a method for preparing the same, and an application thereof

PendingCN122722266AGood dispersionchange valence
This invention discloses a method for preparing a noble metal catalyst, comprising the following steps: S1. Catalyst support preparation: a non-noble metal salt and an organic auxiliary agent are dissolved in deionized water and stirred; then aged to obtain a gel; the gel is dried and calcined, then naturally cooled to obtain a catalyst support. S2. Stepwise impregnation: noble metal salt A is dissolved in deionized water and stirred to obtain solution A; the catalyst support from S1 is dissolved in solution A, allowed to stand, and then dried to obtain a dry solid A containing the catalyst support; then calcined and naturally cooled to obtain product A; noble metal salt B is dissolved in deionized water and stirred to obtain solution B; product A is dissolved in solution B, allowed to stand, and then dried, then calcined and naturally cooled to obtain an unactivated catalyst. S3. Catalyst activation: the unactivated catalyst is placed in a high-temperature water vapor environment to activate it to obtain a noble metal catalyst. This catalyst has high catalytic oxidation performance, uses a low noble metal content, and is low in cost.
Owner:CHINA PETROLEUM & CHEMICAL CORP +1

Small aviation starter air inlet shell and machining process thereof

The invention relates to the technical field of air inlet shells of starters, in particular to an air inlet shell of a small aviation starter and a machining process of the air inlet shell. Comprising an air inlet shell, the air inlet shell is composed of an upper shell body and a lower shell body, turbine blades are installed in the lower shell body, an air inlet pipe is welded and fixed to the side wall of the upper shell body, and an air guide assembly is arranged at the position, close to the air inlet pipe, in the upper shell body; the air guide assembly comprises an arc-shaped air guide plate and a convex-face air guide block, an arc-shaped air guide channel is formed by a gap between the arc-shaped air guide plate and the convex-face air guide block, during starting, air enters the arc-shaped air guide channel from the air inlet pipe and is guided by the arc-shaped air guide channel to be blown to the turbine blades, rotation of the turbine blades is achieved, and directional airflow guiding is achieved through the air guide assembly. The air control assembly is matched to treat turbulence, diffusion of gas to the leeside is reduced, and the gas utilization rate and the turbine rotation stability are improved.
Owner:JINGDEZHEN HAOXIANG PRECISION MANUFACTURING CO LTD

Air conditioning unit with drying function and control method thereof

The invention discloses an air conditioning unit with a drying function and a control method thereof.The air conditioning unit with the drying function comprises a heat pump unit which comprises a compressor, a four-way valve, an indoor heat exchanger and a throttling device which are sequentially connected; a refrigerant pipeline between the throttling device and the four-way valve penetrates through the first heat exchange water tank and exchanges heat with the first heat exchange water tank; the drying equipment comprises a drying bin, a second heat exchange water tank connected with the indoor heat exchanger in parallel, a first condensation drying module and a second condensation drying module, the first condensation drying module and the second condensation drying module are located in the drying bin, the first condensation drying module communicates with the first heat exchange water tank through a first water path, and the second condensation drying module communicates with the second heat exchange water tank through a second water path. And the second condensing and drying module is communicated with the second heat exchange water tank through a second water path. The problem that in the prior art, condensation heat is not fully utilized in daily operation of an air conditioning system, and consequently the energy utilization rate is low is solved, and efficient utilization of energy is achieved.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI

A fine screen tailings disposal system

ActiveCN119194888BIncrease pulp yieldImprove overall utilization
The present application relates to the technical field of tailings treatment of cold grinding machine, in particular to a fine screen tailings treatment system, which comprises a grinding roller arranged in the cold grinding machine body, a liquid discharge opening arranged in the cold grinding machine body, an output pipe arranged at the output end of the material pumping body, and a spiral pulp extruder arranged on the surface of the material guide frame; the beneficial effects are as follows: firstly, the wood pulp tailings are extruded by the spiral pulp extruder and then enter the cold grinding machine body, then the wood pulp tailings enter the cold grinding machine body and then flow out through the liquid discharge opening, so that the subsequent papermaking finished product pool is convenient, the unqualified tailings are returned to the cold grinding machine body through the cooperation of the material pumping body, the material conveying pipe and the output pipe, and then the tailings are secondarily ground by the grinding roller or the output pipe is connected to the side of the spiral pulp extruder to make the tailings circulate again, the purpose is to improve the wood chip pulp yield and reduce the production cost, and the problem of low utilization rate of actual wood pulp is avoided.
Owner:JIANGSU JINTIAN PAPER CO LTD