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271results about How to "Reduce mutual interference" patented technology
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Time sequence optimization method and system for time-sharing light source controller
ActiveCN119545609AHigh precisionRealize dynamic optimizationElectrical apparatusEnergy saving control techniquesFeature vectorIndustrial engineering
The invention relates to a time sequence optimization method and system for a time-sharing light source controller. The method comprises the following steps: acquiring a high-speed optocoupler trigger signal, an eight-channel output voltage signal and an inter-channel delay signal of a time-sharing line scanning light source controller, and generating a multi-channel time sequence characteristic data matrix; performing dynamic subspace decomposition and bidirectional residual operation to generate an anti-interference enhanced feature vector; performing long-range dependency relationship analysis between channels, and generating channel cooperative control characteristics; constructing a hierarchical predictive control model, and generating an optimal trigger time sequence; issuing the optimal trigger time sequence to each output channel, collecting channel output trigger delay data in real time, and calculating a compensation trigger time sequence; and generating an optimization control parameter group and updating the optimization control parameter group to the hierarchical predictive control model. According to the invention, the time sequence jitter problem of multi-channel output is effectively solved, and the synchronism and stability of light source triggering are ensured.
Owner:东莞康视达自动化科技有限公司
Communication equipment compatible with hybrid network of Ethernet and FC-AE-1553
ActiveCN119583668AQuickly realize node communicationSimple structureTransmissionTransceiverProtocol processing
The invention relates to a communication device compatible with a hybrid network of Ethernet and FC-AE-1553, belongs to the technical field of hybrid network communication of FC-AE-1553 and Ethernet, and solves the problems of complex structure, large size and high cost of the FC-AE-1553 and Ethernet communication network in the prior art. The communication device comprises an Ethernet interface conversion module, an Ethernet data exchange module, a protocol processing module, an FC data exchange module and an FC transceiver module. The Ethernet interface conversion module receives an Ethernet data frame sent by an Ethernet node and forwards the Ethernet data frame to the Ethernet data exchange module or the protocol processing module; the FC transceiver module receives an FC-AE-1553 frame sent by an FC-AE-1553 node, and forwards the FC-AE-1553 frame to the FC data exchange module; the FC data exchange module forwards the FC-AE-1553 frame to the FC transceiver module or the protocol processing module; and the protocol processing module is used for realizing mutual conversion between an Ethernet frame and an FC-AE-1553 frame and sending the Ethernet frame and the FC-AE-1553 frame to an Ethernet node. The communication network of the Ethernet and the FC-AE-1553 is simple in structure, small in occupied volume and low in cost.
Owner:BEIJING MECHANICAL EQUIP INST
Deep sleep wake-up control method and system for multimode SoC main control chip
ActiveCN119415165Aensure safetyensure reliabilityHardware monitoringBiological modelsSleep functionsData set
The invention relates to the technical field of SoC main control chips, and discloses a deep sleep wake-up control method and system for a multimode SoC main control chip. The method comprises the following steps: acquiring voltage and current data and temperature distribution data of each functional module of a multi-mode SoC main control chip under different environments and operation conditions EOC to obtain a chip monitoring data set; constructing a functional module topological graph and mapping the functional module topological graph into potential features to obtain deep sleep state criteria of each functional module; establishing a hierarchical Bayesian model, and identifying the state transition probability and EOC influence factors of each functional module to obtain a combination scheme of the deep sleep functional modules; determining a collaborative sleep control sequence; a hierarchical Bayesian model is input, a wake-up voltage and a clock sequence are generated, power consumption response of each function module is monitored in real time through a dynamic graph neural network, a safe wake-up control result is output, mutual interference among the function modules is reduced, and the overall power consumption management efficiency of a chip is improved.
Owner:SKY WING HK ELECTRONIC CO LTD
Megasonic semiconductor wafer cleaning device
ActiveCN119542248Aincrease coverageNo cleaning dead angleFinal product manufactureSemiconductor/solid-state device manufacturingMechanical engineeringSemiconductor
The invention relates to the technical field of wafer cleaning devices, and discloses a megasonic semiconductor wafer cleaning device which comprises a megasonic machine, a cleaning box and a semiconductor wafer, the cleaning box is arranged on the outer side of the megasonic machine, and the semiconductor wafer is arranged above the cleaning box. A rotating assembly and a shaking assembly which are used for assisting in cleaning semiconductor wafers are arranged above the cleaning box, a fixing assembly which is used for fixing the semiconductor wafers of different sizes is arranged above the cleaning box, and through the arrangement of the rotating assembly and the shaking assembly, the surfaces of the wafers can be covered more comprehensively in a composite motion mode, so that the cleaning efficiency is improved. The transmission of the worm gear rod and the worm has a self-locking characteristic, so that reverse rotation and shaking in the movement process can be effectively prevented, the rotation stability is ensured, wafer damage or non-uniform cleaning caused by unstable movement when a traditional device meets complex movement requirements is avoided, mutual interference generated among different driving mechanisms is reduced, and the service life of the device is prolonged. And the reliability and the compactness of the device are improved.
Owner:SHENZHEN LVYUANXUAN ELECTRONIC TECH CO LTD
High-voltage power distribution facility detection robot
ActiveCN222521337UImprove job stabilityImprove work efficiencyManipulatorControl engineeringMechanical engineering
The high-voltage power distribution facility detection robot comprises a mobile platform, an inspection platform and an inspection mechanism, the inspection platform is arranged on one side of the mobile platform in the thickness direction, a bearing table is arranged on one side, away from the mobile platform, of the inspection platform, and the inspection mechanism is arranged on the bearing table. Wherein the inspection mechanism comprises an image acquisition part, an operation interaction part and a grounding switch execution part, the image acquisition part is used for acquiring image information, the operation interaction part is used for interactively operating a to-be-detected power distribution cabinet, the grounding switch execution part is used for controlling opening and closing of a grounding switch on the to-be-detected power distribution cabinet, the bearing table comprises a main table body and a lifting table, and the lifting table and the main table body are separately arranged; the operation interaction part is arranged on the main platform body, the image acquisition part is arranged on the lifting platform, a sub platform body is further arranged on the side, close to the movable platform, of the lifting platform, and the sub platform body can move relative to the lifting platform in the second direction.
Owner:广州港股份有限公司
Array substrate and display panel
The embodiment of the invention discloses an array substrate and a display panel, the array substrate comprises a substrate and a plurality of conductive layers, the plurality of conductive layers at least comprise a first conductive layer, a second conductive layer and a third conductive layer which are laminated, the first conductive layer comprises a grid electrode of a driving transistor and a first polar plate connected with the grid electrode of the driving transistor, and the second conductive layer comprises a second polar plate connected with the grid electrode of the driving transistor. The second conducting layer comprises a second polar plate, the third conducting layer comprises a third polar plate, and the vertical projection of the first polar plate on the substrate and the vertical projection of the second polar plate on the substrate are overlapped and respectively form an upper polar plate and a lower polar plate of the storage capacitor; and the vertical projection of the second polar plate on the substrate and the vertical projection of the third polar plate on the substrate are overlapped and respectively form an upper polar plate and a lower polar plate of the voltage-stabilizing capacitor. According to the technical scheme provided by the embodiment, through the storage capacitor and the voltage stabilizing capacitor which are stacked up and down, the layout space utilization rate is improved, the capacitance value of the storage capacitor is increased, and the display effect is improved.
Owner:BEIJING VISIONOX TECHNOLOGY CO LTD
Monodisperse uniform fogdrop device and atomizing nozzle orifice array arrangement method
ActiveCN119634075AGuaranteed uniformityConsistent sound field distribution rulesSpray nozzlesLiquid spraying apparatusJet flowFrequency sound
The invention relates to the technical field of micron-sized jet flow and uniform atomization, in particular to a monodisperse uniform fog drop device and an atomization spray head spray hole array arrangement method, and the monodisperse uniform fog drop device comprises a driving source, a liquid supply device and a spray head; the spray head is a monodisperse atomizing spray head, the driving source is an ultrasonic signal generating system, the liquid supply device supplies constant-pressure fluid to the spray head, and the spray head forms monodisperse spray under the driving of high-frequency sound waves of the ultrasonic signal generating system; the spraying hole array arrangement method of the atomizing nozzle comprises the following steps of: setting smaller spraying hole spacing in small deformation areas close to the center of the spraying hole plate and constraint ends on two sides of the spraying hole plate; a large safety distance is arranged in a large deformation area between the restraining end of the spray orifice plate and the center of the spray orifice plate, so that intersection caused by jet flow intersection is prevented. According to the device and the arrangement method, the problems of mutual interference and the like between large-scale array jet flows are solved; the controllability of the size and the speed of the monodisperse atomized liquid drops can be effectively improved, so that macro micro liquid drops with uniform size and concentrated speed are generated.
Owner:CHENYANG QINGLAI MICROELECTRONICS TECHNOLOGY CO LTD
High-stability operation robot
ActiveCN222521338UImprove job stabilityImprove work efficiencyManipulatorControl engineeringMechanical engineering
The utility model provides a high-stability operation robot which comprises a moving platform, an inspection platform and an inspection mechanism, the inspection platform is arranged on one side of the moving platform in the thickness direction, a bearing table is arranged on one side, away from the moving platform, of the inspection platform, and the inspection mechanism is arranged on the bearing table. Wherein the inspection mechanism comprises an image acquisition part and an operation interaction part, the image acquisition part is used for acquiring image information, the operation interaction part is used for interactively operating a to-be-detected power distribution cabinet, the bearing table comprises a main table body and a lifting table, the lifting table and the main table body are separately arranged and can move relatively in the first direction, and the operation interaction part is arranged on the main table body; the image acquisition part is arranged on the lifting platform, and the first direction is parallel to the thickness direction of the moving platform. Through the arrangement of the lifting table and the main table body, the bearing table can have two relatively independent areas, the arrangement of the image obtaining piece and the operation interaction piece is facilitated, meanwhile, the mutual interference of the image obtaining piece and the operation interaction piece is reduced, and the working stability of the operation robot is improved.
Owner:广州港股份有限公司
Motion platform for analog simulation and control method thereof
PendingCN119418584Aflexible controllarge range of motionProgramme-controlled manipulatorCosmonautic condition simulationsIndependent motionThree degrees of freedom
The invention provides a motion platform for analog simulation and a control method thereof. The motion platform comprises a base, a first motion platform, a second motion platform and a control system. The first motion platform and the second motion platform are arranged on the base in a stacked mode, each of the first motion platform and the second motion platform is driven by an independent motion mechanism, and motion decoupling is achieved. The first movement platform serves as a middle platform and is connected with the base through the three first movement mechanisms. The second motion platform serves as an upper platform and is connected with the first motion platform through three second motion mechanisms. The control system can control operation of the first movement mechanism and / or the second movement mechanism, so that the position and angle of the first movement platform and / or the second movement platform are changed, and multi-pose simulation is achieved. According to the motion platform, the three-degree-of-freedom design of double-platform superposition is adopted, the structural form is simple, few computing resources are consumed in the settlement control process, and the control precision and efficiency are high.
Owner:JIANGSU PUXU SOFTWARE INFORMATION TECH
Grounding device in converter station
ActiveCN119674715AImprove stabilityheight adjustableEarthing arrangementsElectric power transfer ac networkControl theoryElectric equipment
The invention relates to the technical field of high-voltage direct-current power transmission, and discloses a grounding device in a converter station, which comprises a power conversion cabinet and an adjusting mechanism, the front surface of the power conversion cabinet is rotatably connected with a cabinet door through a hinge, a supporting mechanism is arranged in the power conversion cabinet, and the supporting mechanism comprises a supporting frame fixedly connected with the inner wall of the power conversion cabinet. A first groove is formed in the inner wall of the supporting frame, a first mounting rod is slidably connected to the inner wall of the first groove, a first through hole is formed in the outer surface of the first mounting rod, and a metal rail is fixedly connected to the inner wall of the first mounting rod; in the converter cabinet equipment, vibration generated by operation of electric equipment can be transmitted to the connecting shaft through the force block, the elastic guide piece can absorb the vibration on the connecting shaft, and meanwhile, due to the fact that the elastic guide piece is in sliding connection with the metal rail, grounding current can be further guided to the supporting frame through the metal rail along the connecting channel. And the grounding stability of the electric equipment is improved.
Owner:国网湖北省电力有限公司直流公司
Vehicle cooperative control method and system in ramp confluence area scene in mixed traffic
PendingCN119626031AHigh precisionreduce mutual interferenceInternal combustion piston enginesDetection of traffic movementSimulationSingle vehicle
The invention discloses a vehicle cooperative control method and system in a ramp confluence area scene in mixed traffic, and relates to the technical field of intelligent traffic. Comprising the following steps: constructing traffic scenes of a single-lane main road and a single-lane ramp, and designing a state space, an action space and a reward function corresponding to each agent; designing a double-delay depth deterministic strategy gradient ITD3 model, and controlling the CAV to perform two-dimensional continuous transverse driving and longitudinal driving; fusing a two-dimensional collision avoidance strategy for each agent, and constructing a KBS-ITD3 model by fusing a double-delay depth deterministic strategy gradient ITD3 model; a network model corresponding to the KBS-ITD3 model is established for training, and the trained KBS-ITD3 model is used for controlling vehicles in a ramp confluence area scene. The safety in the confluence process is greatly improved while the efficiency is guaranteed.
Owner:中交投资咨询(北京)有限公司 +1
Communication perception integrated waveform design method for Internet of Vehicles
ActiveCN119653424AAdapt to high dynamic scenariosImprove Sensing PerformanceSpatial transmit diversityNetwork traffic/resource managementTelecommunicationsInterference (communication)
The invention provides a communication perception integrated waveform design method for the Internet of Vehicles, which belongs to the technical field of wireless communication, and can realize peak performance, enhance radar capability and ensure efficient communication by minimizing the weight sum of multi-user interference, the similarity between a design waveform and a reference waveform, a Cramer-Rao bound and an ISAC waveform. According to the method, optimization with the total transmission power and the peak-to-average power ratio as constraints is adopted, a non-convex problem is converted into a convex problem, an alternating direction multiplier method algorithm is adopted for solving, and a simulation result shows that the ISAC waveform has good communication and target detection capability, and the V2X spectrum utilization rate can be improved. According to the method, a target can be detected during communication with a downlink user, the sum of MUI, CRB and waveform similarity is minimized, weighing parameters are introduced, flexible weighing between communication and sensing is achieved under the constraint of the total power and the peak-to-average power ratio, the method better adapts to a V2X high-dynamic scene, and mutual interference caused by separation of traditional sensing and communication functions is reduced.
Owner:BEIJING JIAOTONG UNIV
Processor cache structure, processor and data caching method
ActiveCN119440880Aeasy accessReduce access latencyResource allocationInterprogram communicationComputer architectureData access
The embodiment of the invention provides a processor cache structure, a processor and a data caching method, and relates to the technical field of computers, the processor cache structure comprises a first-level data cache, a first-level instruction cache, a second-level private cache, a second-level private prefetching cache and a cache consistency control unit; the primary data cache is used for storing data accessed by the current core of the processor for multiple times; the first-level instruction cache is used for storing instructions executed by the current core for multiple times; the second-level private cache is used for storing data read by the current core from the main memory or the high-level cache; the second-stage private prefetch cache is used for calculating a prefetch address by adopting a preset algorithm and sending a prefetch request to the second-stage private cache, so that the second-stage private cache prefetches a cache line according to the prefetch address; and the cache consistency control unit is used for monitoring cache operation of each core of the processor. The scheme does not need to wait for other cores to release cache resources, so that the data access delay is remarkably reduced, and the overall performance of the processor is improved.
Owner:芯来智融半导体科技(上海)股份有限公司
Vitamin fermentation batch feeding device
ActiveCN222556920Ureduce mutual interferenceReduce labor intensityBioreactor/fermenter combinationsBiological substance pretreatmentsProcess engineeringNutrient solution
The utility model discloses a vitamin fermentation batch feeding device which comprises a storage tank, a top cover, a double suction pump and a nutrient solution tank, the top of the upper end of the storage tank is covered with the top cover, a through hole facilitating observation is formed in the circle center of the upper end of the top cover, and the double suction pump is erected on the top cover along one side of the through hole. The top of the double-suction pump is communicated with a connecting pipe, the end, away from the double-suction pump, of the connecting pipe is communicated with a flow valve for controlling flow, and the other end of the flow valve is communicated with a dispersing pipeline of a plurality of flow dividing pipes. When the vitamin fermentation batch feeding device is used, the whole nutrient solution tank serves as a vitamin fermentation feeding tank, the interior of the whole nutrient solution tank is divided into a plurality of nutrient solution spaces with different concentrations through the partition plates, the requirement for manual regular feeding is reduced, experimenters can conveniently and automatically feed the vitamin fermentation tank, and the working efficiency is improved. And in order to reduce mutual interference of the nutrient solutions with different concentrations, the cleaning solution is sucked in through the dispersion pipeline and then is conveyed to the space on the discharge nozzle.
Owner:GUANGJI PHARMA MENGZHOU
Preparation method of light, lead-free, flexible and efficient X-ray shielding and monitoring intelligent yarn and fabric
ActiveCN119663497AEfficient shieldingpromote absorptionMelt spinning methodsWoven fabricsYarnGadolinium oxysulfide
The invention discloses a preparation method of light, lead-free and flexible efficient X-ray shielding and monitoring intelligent yarn, which comprises the following steps: simulating and screening shielding particles through a Win XCOM program, mixing shielding particle powder and PP particles in proportion, melting and granulating, and preparing flexible X-ray shielding fiber from X-ray shielding master batch; preparing the polyacrylonitrile matrix into a PAN solution; doping gadolinium oxysulfide into a PAN solution to prepare an electrostatic spinning prefabricated solution; flexible X-ray shielding fibers serve as core yarn, electrostatic spinning prefabricated liquid serves as a skin layer, lanthanum oxide is supplemented to make up for a K absorption edge weak energy area, efficient X-ray shielding in a wide energy range is achieved, GOS is concentrated on the skin layer through a skin-core structure, it is ensured that GOS can make direct contact with X-rays, and the energy of the X-rays is reserved to the maximum extent; and a stronger light-emitting signal is generated.
Owner:XI'AN POLYTECHNIC UNIVERSITY
Joint beam hopping and precoding scheduling method based on RSMA multicast satellite system
ActiveCN119652351AImprove reliabilityImprove efficiencyTransmission monitoringHigh level techniquesPrecodingInterference (communication)
The invention discloses a joint beam hopping and precoding scheduling method based on an RSMA multicast satellite system, and relates to the technical field of satellite communication, and the method comprises the steps: building a multicast multi-beam satellite communication system model based on simulation parameters of a satellite communication system; the model comprises a plurality of antenna feed sources and clusters; determining the total provided capacity of different clusters in each time slot through time slot allocation and a beam hopping mode; determining the optimization problem of the model according to the total provided capacity of different clusters; the optimization variables of the optimization problem are the optimal solutions of the precoding vector, the common rate allocation and the CBH strategy vector, which are solved based on a weighted minimum mean square error method. And solving the optimal solution of the CBH strategy vector based on an integer programming method. And determining an optimized multicast multi-beam satellite communication system model by integrating the optimal precoding vector, the common rate allocation and the CBH strategy vector. According to the invention, the interference between beams in the cluster is reduced, and the communication reliability is improved.
Owner:PLA PEOPLES LIBERATION ARMY OF CHINA STRATEGIC SUPPORT FORCE AEROSPACE ENG UNIV
Three-dimensional packaging RDL layer signal integrity optimization structure and manufacturing method
PendingCN119601560AReduce transmission lossreduce mutual interferenceSemiconductor/solid-state device detailsSolid-state devicesSignal qualityHemt circuits
The invention discloses a three-dimensional packaging RDL layer signal integrity optimization structure and a manufacturing method, particularly relates to the technical field of three-dimensional packaging structures, and solves the technical problem of low signal quality caused by the fact that a three-dimensional packaging structure in the prior art cannot effectively shield signal crosstalk. According to the technical scheme, the signal transmission performance can be effectively optimized by accurately adjusting parasitic capacitance between circuits, so that signal delay and loss are reduced, and signal integrity is improved; high-frequency noise can be suppressed by reasonably controlling parasitic capacitance, impedance matching is improved, a reflection coefficient is reduced, the anti-interference capability of a system is enhanced, and high-speed signal transmission is more stable and reliable.
Owner:NANTONG UNIV
Electronic device
ActiveCN119581837Areduce mutual interferenceImprove isolationAntenna supports/mountingsRadiating elements structural formsMiniaturizationElectrical connection
According to the electronic equipment, a second radiating body and a first radiating body are arranged at an interval, and the second radiating body comprises a second free end, a second feeding point, a first grounding point, a second grounding point, a third feeding point and a third free end; the first feed source is electrically connected to the first radiator and excites the first radiator to support receiving and transmitting of a first wireless signal and excites the first radiator and part of the second radiator to support receiving and transmitting of a second wireless signal together, and the first radiator is a main radiator of the second wireless signal; the second feed source is electrically connected to the second feed point and excites the first radiation section between the second free end and the first grounding point to support receiving and transmitting of a third wireless signal and a fourth wireless signal; the third feed source is electrically connected to the third feed point and excites the second radiation section between the second grounding point and the third free end to support a fifth wireless signal, and the frequency band of the fifth wireless signal and the frequency band of the second wireless signal are at least partially overlapped. Based on this, the electronic device can be miniaturized and can have better antenna performance.
Owner:GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD
Foldable double-layer circuit board
ActiveCN222621279Uimprove space utilizationaddress flexibilityPrinted circuits structural associationsStructural engineeringMechanical engineering
Owner:ZHUHAI ZHONGJIE ELECTRONIC TECH CO LTD
Target detection method and device, computer readable storage medium and electronic device
Owner:UBTECH ROBOTICS CORP LTD
Integral air energy heat pump equipment
ActiveCN224094650UGuaranteed circulationImprove stabilityCompressorHeat pumpsElectric controlHeat pump
The utility model relates to the technical field of air energy heat pumps, and discloses integral air energy heat pump equipment which comprises an equipment frame, a partition plate is in threaded connection with the inner wall of the equipment frame, a protection mechanism is arranged on the top of the partition plate, a buffering mechanism is arranged on the bottom side of the interior of the equipment frame, and the protection mechanism comprises two protection frames. The bottoms of the two protection frames are fixedly connected to the top of the partition plate, the close sides of the protection frames are fixedly connected with connecting plates, the two sides of the interior of each protection frame are fixedly connected with ventilation grids, and the two sides of the exterior of the equipment frame are both in threaded connection with baffles. According to the protection mechanism, the protection frame is connected with the connecting plate, and then the protection frame drives the ventilation fence to be fixed, so that through cooperation of all structures of the protection mechanism, internal electric control components are convenient to maintain, the protection capacity of equipment to the internal components is improved, and the overall stability of the structure is enhanced.
Owner:HEBEI ZHOUGE NEW ENERGY TECHNOLOGY CO LTD
Bearing ball loading leading-in mechanism
ActiveCN222458146Uquality improvementImprove reliabilityBearing componentsGear wheelClassical mechanics
The utility model belongs to the technical field of bearing ball loading, and particularly discloses a bearing ball loading leading-in mechanism which comprises a base, and a material guiding assembly is arranged at the top of the base. The material guiding assembly comprises a driving part and a material guiding part, the material guiding part comprises a rotating ring, a plurality of partition plates are arranged in the rotating ring, the distance between every two partition plates is the same, the bottom of the rotating ring is rotationally connected with a bottom plate, the driving part comprises a motor, the output end of the motor is connected with a gear through a rotating shaft, and the outer wall of the rotating ring is fixedly connected with an outer gear ring. The rotating ring is driven by the motor to rotate, automatic material guiding is achieved, manual operation is not needed, production efficiency is improved, labor cost is reduced, a plurality of steel balls are separated through the partition plates during automatic material guiding, the steel balls are prevented from being stacked together in the rotating ring, and the steel balls are prevented from being separated by the partition plates. Contact and friction between the steel balls are reduced to the minimum degree, mutual interference and damage between the steel balls are reduced, and the quality and reliability of bearing assembly are improved.
Owner:NINGBO ZHUODA BEARING CO LTD
Evaporative fan
The present application relates to the technical field of fan, and provides an evaporative fan, which comprises a rear shell, a front shell, a side shell, a fan wheel and a water curtain. The evaporative fan provided by the present application forms an air flow flowing into an air inlet, passing through the water curtain into an air duct cavity and being sent out from an air outlet when the fan wheel rotates forward. A plurality of air guide ribs are arranged on the front shell at intervals. The protruding height of the air guide ribs towards the fan wheel increases along the air flow direction in sequence. The air flow first impacts on the air guide rib with the smallest protruding height, part of the air flow is blown out from the air outlet, and the other part of the air flow impacts on the adjacent air guide ribs in sequence. The protruding height can block part of the air flow, so that the part of the air flow can be guided to blow out to the external environment from the air outlet, avoiding returning to the air duct cavity, so that the air volume of the evaporative fan sent out of the fan front shell by the fan wheel is more uniform, the cooling effect is greatly improved, the air flow interference is small, the noise is greatly reduced, and the comfort of use is improved.
Owner:FOSHAN RONGXIN CREATIVE ELECTRIC CO LTD
Task processing model training, task processing and request processing based on task processing model
PendingCN122656019AImprove multitasking performanceReduce computing resourcesEngineeringProcessing element
The embodiment of the present specification provides a task processing model training method, a task processing method and a request processing method based on the task processing model. The task processing model training method comprises the following steps: obtaining a sample set and a test result of a sample task; determining a key processing unit corresponding to the sample task from a plurality of processing units according to the test result, wherein the influence degree of the key processing unit on the test result is greater than the influence degree of a non-key processing unit on the test result, and the non-key processing unit is a processing unit other than the key processing unit in the task processing model; and adjusting parameters of the key processing unit according to the sample set to obtain a trained task processing model. The key processing unit is determined before the model training, and only the parameters of the key processing unit corresponding to the sample task are adjusted, which reduces the mutual interference between different tasks, effectively solves the performance conflict problem, and improves the multi-task processing performance of the task processing model.
Owner:ALIBABA CLOUD COMPUTING CO LTD
Laser aging test channel plate
ActiveCN222529428Ureduce volumereduce in quantityElectrical testingMeasurement instrument housingSupply managementElectronic switch
The utility model discloses a laser aging test channel board, comprising an MCU circuit, an LD driving circuit, an MPD detection circuit, an EA bias circuit, a TEC driving circuit, an RT bias circuit, a 5V-to-3. 3V power supply circuit, a power supply management circuit, an electronic switch circuit, a channel board output socket, and a channel board input socket used for accessing a power supply and an upper computer signal. According to the utility model, the MCU circuit, the LD driving circuit, the MPD detection circuit, the EA bias circuit, the TEC driving circuit, the RT bias circuit, the 5V-to-3. 3V power supply circuit, the power supply management circuit, the electronic switch circuit and the like are integrated, so that the channel board has higher integration level and expandability, and can dynamically adjust output aging data in real time according to acquired data; therefore, the purpose of improving the stability and the reliability is achieved.
Owner:CHENGDU RONGBO COMM TECH CO LTD
Automatic grounding wire assembling and disassembling device
PendingCN119518314Aavoid intertwiningavoid swingingElectric connection structural associationsClip conductor connectionControl theoryWind power
The invention discloses an automatic grounding wire assembling and disassembling device, which relates to the technical field of checking and hanging grounding devices and comprises an insulating main rod, a slidable guide unit, a lifting rope, a base anti-winding limiting unit and a tensioning device. The slidable guide unit adjusts the position and height of the grounding wire through sliding to ensure the stability of the grounding wire; the lifting rope is connected with the electricity testing function unit through the pulley system, and it is guaranteed that the operation process is not affected by wind power. The base anti-winding limiting unit is provided with two symmetrically distributed through holes to respectively guide and limit the bottom ends of the grounding wire and the lifting rope, so that mutual winding is effectively avoided; the tensioning device adjusts the tension of the grounding wire through a sliding shaft system and a spring, and ensures that the grounding wire always keeps sufficient tension and is prevented from deforming due to external force interference. The bottom end of the grounding wire forms a broken line type structure, so that tensioning force is applied to the bottom end of the grounding wire, the bottom end of the grounding wire is prevented from swinging due to wind power, the stability and safety of operation are effectively improved, and potential safety hazards caused by wind power influence are eliminated.
Owner:STATE GRID JIANGSU ELECTRIC POWER CO LTD TAIZHOU POWER SUPPLY BRANCH +1
Dynamic partitioning method and device for power distribution network, electronic equipment and storage medium
ActiveCN119496120ARealize precise adjustmentadaptableGeneration forecast in ac networkData processing applicationsEngineeringDistributed computing
The invention discloses a dynamic partitioning method and device for a power distribution network, electronic equipment and a storage medium, and the method comprises the steps: obtaining a scheduling plan of a typical day, inputting the scheduling plan into a power distribution network partitioning model, generating a first partitioning scheme of each scheduling moment, judging whether the voltage of each node at the first scheduling moment exceeds a preset range or not, and if yes, generating a second partitioning scheme; if the index exceeds the preset range, the index weight is adjusted to update the power distribution network partition model, a second partition scheme at the first scheduling moment is generated, and an actual partition scheme at the first scheduling moment is determined by comparing the score difference of the two partition schemes; and for other subsequent scheduling moments, determining an actual partition scheme of the current scheduling moment based on a difference value between the actual partition score and the actual partition score of the previous moment. By implementing the method, dynamic partitioning of the power distribution network can be realized, and the operation efficiency and reliability of the power distribution network are improved.
Owner:GUANGDONG POWER GRID CO LTD +1
Intelligent safety helmet structure
Owner:POWERCHINA ZHONGNAN ENG
Method and system for adjusting router signal coverage
ActiveCN109041069Breduce wasteGuaranteed network experienceLocation information based serviceHigh level techniquesWireless routerWide beam
The present invention discloses a method for adjusting the signal coverage of a router, comprising the steps of: S11. establishing a wireless connection with a terminal device; S12. determining the location information of the terminal device according to the signal strength fed back by the terminal device and adjusting the beam pointing of a wide-beam antenna according to the location information of the terminal location. The present invention determines the location information of the terminal device through the signal strength fed back by the terminal device and adjusts the beam pointing of the wide-beam antenna according to the location information of the terminal location, so as to flexibly and actively adjust the radiation range of the wireless router according to the actual situation, reduce the waste of radiation signal energy, reduce mutual interference with other wireless signals, ensure the user network experience, and improve the user experience.
Owner:CHONGZUO POWER SUPPLY BUREAU GRID CO OF GUANGXI
Power assembly and vehicle with same
PendingCN121966054Aavoid resonanceSmall working vibrationElectric propulsion mountingMagnetic circuit stationary partsElectric machineryControl theory
The invention provides a power assembly and a vehicle with the power assembly, the power assembly comprises an integrated shell and a stator rotating mechanism, the integrated shell is internally provided with a containing cavity, the containing cavity is internally provided with a motor shaft, a first motor unit and a second motor unit, the first motor unit and the second motor unit are both arranged on the motor shaft, and the stator rotating mechanism is arranged in the containing cavity. The first motor unit and the second motor unit are arranged in the axial direction of the motor shaft in a spaced mode. The stator rotating mechanism is connected with a stator of the second motor unit, and the stator rotating mechanism is rotatably arranged relative to the side wall of the containing cavity so as to adjust the stator angle of the second motor unit. By designing the stator rotating mechanism, the circumferential angle of the stator of the second motor unit is adjusted, and noise and resonance of the motor are reduced.
Owner:ANHUI ZHIJIE NEW ENERGY VEHICLE CO LTD +1