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42results about How to "Improve the efficiency of conversion to electrical energy" patented technology
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Nested floated-pendulous type wave power generating device
InactiveCN102352811AIngenious ideaNovel structureMachines/enginesEngine componentsWave power generationEngineering
The invention discloses a nested floated-pendulous type wave power generating device, comprising an inner floater and an outer floater, wherein the outer floater comprises a closed waterproof layer and a closed outer floater shell arranged outside the closed waterproof layer; the outer floater is internally and fixedly provided with a plurality of magnets distributed uniformly and a counterweight A; the inner floater comprises a closed inner floater shell; the inner floater shell is internally and fixedly provided with an electronic coil wound according to a power generator coil winding method and a counterweight B; the electronic coil and the counterweight B form a hollow structure; the closed inner floater shell is arranged in the closed waterproof layer; the closed waterproof layer is internally provided with an internal water body on which the inner floater floats; the inner floater shell and the closed waterproof layer are connected by a limiting connecting cable; the closed outer floater shell is connected with the bedrock at the sea bottom by an anchor chain; and the electronic coil is connected with an output wire. The nested floated-pendulous type wave power generating device integrates high efficiency and high reliability, is low in cost and can adapt to the conditions with different landforms and sea states.
Owner:TIANJIN UNIV
Method and apparatus for generating power using ocean wave energy
InactiveCN101230831AImprove reliabilityExtended service lifeMachines/enginesEngine componentsImpellerElectricity
The invention discloses a method and a device using ocean wave to generate electricity. An impeller is arranged on a slack water layer at a deep position of the sea level, and the impeller can be rotated around the center after being impacted by stream. A floating body is arranged on the sea level; the floating body is fixedly connected with a generator; a transmission connecting rod is arranged between the generator and the impeller; both ends of the transmission connecting rod are respectively connected with the impeller and the generator, and kinetic energy for rotating the impeller is transmitted into the generator to be transformed into electric energy to realize power generation by a transmission device. The invention aims to provide the method and device, and uses the ocean wave to generate electricity. A dynamic force device is arranged below the sea level, and a power generation device is floated on the sea level in the invention. The invention has the advantages of simple structure, convenient detection and maintenance, long service life and high transfer efficiency.
Owner:ZHONGSHAN FANTASY MODEL DESIGN
Piezoelectric automatic power supply method and device for wireless mouse
InactiveCN105958869AImprove energy conversion efficiencyLower resonant frequencyBatteries circuit arrangementsPiezoelectric/electrostriction/magnetostriction machinesCapacitanceElectricity
The invention discloses a piezoelectric automatic power supply device for a wireless mouse, and relates to the technical field of electromechanical control. The piezoelectric automatic power supply device comprises a piezoelectric cantilever beam, an energy collection module, an energy storage capacity and a backup self-charging battery module, wherein an output part of the piezoelectric cantilever beam is connected to an input part of the energy collection module; the energy collection module is electrically connected with the energy storage capacitor; the energy collection module is electrically connected with the backup self-charging battery module; and the piezoelectric cantilever beam is arranged at the lower part of a mouse key. Meanwhile, the invention further discloses a piezoelectric automatic power supply method for the wireless mouse on the basis of the device. The mouse key is utilized for clicking, and the piezoelectric cantilever beam converts mechanical energy generated during clicking of the mouse into electric power, so that the self-power supply target of the mouse is achieved. Meanwhile, the piezoelectric cantilever beam is arranged at the lower part of a middle key of a mouse wheel and in the radial direction of a side key, so that the efficiency of converting the mechanical energy into the electric power is further improved and the electric power output is improved.
Owner:HUBEI UNIV OF ARTS & SCI
Anode electrolyte, and trivalent iron ion/ bivalent iron ion redox couple-based biomass fuel cell
InactiveCN109616690AImprove conversion efficiencyTackling Air PollutionRegenerative fuel cellsBiochemical fuel cellsElectric energyElectricity
The invention belongs to the technical field of batteries, and particularly relates to an anode electrolyte, and a trivalent iron ion / bivalent iron ion redox couple-based biomass fuel cell. The invention provides the anode electrolyte, wherein the anode electrolyte is prepared from a trivalent iron salt compound, an acid solution, biomass and water under specific conditions, wherein the specific conditions refer to heating or heating and illumination conditions. According to the invention, the advantages of a flow battery and the fuel cell are integrated, and the dual Fe3+ / Fe2+ redox couple-based biomass fuel cell driven by heating or heating and illuminating is developed, so that the efficiency of converting the biomass into electric energy is highly improved.
Owner:GUANGDONG UNIV OF TECH
Device and method for preparing biochar-mediated solid biofilm MFC accelerator
ActiveCN109841842AAchieve preparationSimple structureCell electrodesBiochemical fuel cellsInternal resistanceEngineering
The invention relates to a device and method for preparing a biochar-mediated solid biofilm MFC accelerator. The device comprises a microbial fuel cell unit, a heating unit and a vacuum freeze-dryingunit. An anode chamber of the microbial fuel cell unit comprises an anode chamber a region and an anode chamber b region which are separated by a filter plate, and the filter plate is provided with equally spaced sieve holes and a brushed scraper. The present invention also discloses a method for preparing the MFC accelerator by using the device. The preparation of the biochar-mediated solid biofilm MFC promoter is effectively realized, the oxygen-free operation of the preparation process is ensured, the provided preparation device has the advantages of simple and compact structure and convenient operation and plays a positive role in shortening an MFC startup time, rapidly enriching and stabilizing anode chamber microorganisms, effectively improving the sufficiency of MFC organic matter degradation and the efficiency of the conversion of chemical energy into electrical energy in an organic matter, reducing the internal resistance of a battery, and improving the efficiency of electricity generation.
Owner:NORTHWEST A & F UNIV
Device for using refrigerator compressor heat temperature difference for generating electricity and cooling
ActiveCN105201788AImprove performanceReduce the temperaturePositive displacement pump componentsDomestic cooling apparatusElectricityTemperature difference
The invention discloses a device for using refrigerator compressor heat temperature difference for generating electricity and cooling. A semiconductor temperature difference electricity generating piece module of the device tightly encircles a shell of a refrigerator compressor, a heat dissipating structure is installed on the periphery of the semiconductor temperature difference electricity generating piece module, one ends of multiple short heat tubes are inserted into through holes of the refrigerator compressor, and the other end of the short heat tubes are embedded in grooves of the hot ends of semiconductor temperature difference electricity generating pieces; multiple through holes are evenly formed in the circumference of the heat dissipating structure; one ends of multiple long heat tubes are inserted into the through holes of the heat dissipating structure, and the other ends of the long heat tubes are embedded into grooves in the surfaces of heat dissipating aluminum plates; at least one fan is fixed to the bottom face of a refrigerator shell body, and the fans are electrically connected with the semiconductor temperature difference electricity generating piece module. Own waste heat and discarded refrigerating capacity of the compressor are used, and part of heat is converted into electric energy; the heat dissipating aluminum plates are designed to enhance heat dissipation and are cooled with low-temperature condensate water, and the efficiency of converting heat into electric energy is improved.
Owner:SOUTH CHINA UNIV OF TECH
Multilayer stealth nanostructure with graphene heat conducting layer
ActiveCN110112282AImprove stealth effect and lifespanGood thermal conductivityThermoelectric device with peltier/seeback effectNanometreHeat transfer efficiency
The invention relates to a multilayer stealth nanostructure with a graphene heat conducting layer. The multilayer stealth nanostructure comprises a micro-channel heat dissipating layer, wherein a thermoelectric conversion layer is disposed over the micro-channel heat dissipating layer; the upper surface of the thermoelectric conversion layer is provided with a groove and is covered with the graphene heat conducting layer; and a light absorbing layer is disposed above the graphene heat conducting layer. The multilayer stealth nanostructure with the graphene heat conducting layer firstly converts light into thermal energy and then converts the thermal energy into electrical energy. The infrared absorbed energy is converted into collectable energy, which can be directly utilized, through light-thermo and thermo-electric conversion. Therefore, not only the stealth effect and the service life of the infrared stealth material are enhanced, but also the graphene heat conducting layer has goodthermal conductivity and enhances heat transfer efficiency. The graphene heat conducting layer is disposed on the surface of the groove to enhance the contact nep between the graphene layer and the thermoelectric conversion layer, thereby further enhancing the heat transfer efficiency and facilitating the efficiency of conversion from thermal energy into electrical energy.
Owner:ZHONGBEI UNIV
Stable solar cell panel capable of rotating
InactiveCN106452313AImprove conversion efficiencyEasy to fixPhotovoltaic supportsSolar heating energyCells panelCrystalline silicon
The invention discloses a stable solar cell panel capable of rotating. The stable solar cell panel comprises a weighted base and glass, wherein base fixing bolts are arranged at corners of the weighted base, a rotary motor is arranged above the weighted base, a stand column is arranged above the rotary motor, a pitching rotary shaft base is arranged above the stand column, a cell panel fixing cross rod is arranged above the pitching rotary shaft base, cell panel bodies are arranged at the left end and the right end of the cell panel fixing cross rod respectively, the periphery of each cell panel body is wrapped by a frame, a first EVA adhesive film is arranged below the glass, and a crystalline silicon cell piece is arranged below the first EVA adhesive film. After the two cell panel bodies are used, sunlight can be received on a large area, and conversion efficiency is improved; after the base fixing bolts are used for fixed connection, the solar cell panel is more stable to fix and will not get loose.
Owner:芜湖智美网络科技有限公司
Trenching device for water conservancy project
InactiveCN111519688AEasy to adjustImprove the efficiency of conversion to electrical energySoil-shifting machines/dredgersArchitectural engineeringSlide plate
Owner:耿纪鲜
Energy-saving and environment-friendly street lamp
InactiveCN111963988AEasy to irradiateImprove stabilityPhotovoltaic supportsMechanical apparatusThermodynamicsEngineering
The invention discloses an energy-saving and environment-friendly street lamp, which comprises a main rod, a solar panel mechanism and an integrated mechanism box, wherein the main rod is mounted on the integrated mechanism box; the two sides of the upper end of the main rod are each provided with a solar panel mechanism; and the solar panel mechanism comprises a first solar panel, a second solarpanel, a third solar panel and a solar panel storage box. When the street lamp is in use, a power mechanism drives a transmission rod to drive a movable rod to rotate, so that the first solar panel, the second solar panel and the third solar panel can be unfolded to the greatest extent to absorb and convert solar energy, and the efficiency of converting solar energy into electric energy is improved; when the weather is poor, the first solar panel, the second solar panel and the third solar panel are folded and stored in the solar panel storage box, and then the power mechanism drives a threaded rod to rotate, so that the solar panel mechanisms are collected on the two sides of the main rod, the stability of the energy-saving and environment-friendly street lamp is improved, and the solar panel mechanisms are prevented from being damaged by severe weather.
Owner:苏州格瑞格登新材料科技有限公司
Ultraviolet disinfection device for agriculture
InactiveCN108273084AHeight adjustableImprove sterilization efficiencyLavatory sanitoryRadiationElectricityUltraviolet lights
The invention discloses an ultraviolet disinfection device for agriculture. The ultraviolet disinfection device comprises a mobile seat and a placement groove formed in the top of the mobile seat, a placement plate is mounted in the placement groove, a plurality of rolling wheels are mounted at the bottom of the mobile seat in a rolling mode, the top of the placement plate extends to the positionabove the mobile seat, and an ultraviolet light lamp is fixedly mounted at the top of the placement plate; two placement cavities arranged symmetrically are arranged on the mobile seat, a mounting groove is formed in the inner wall of the bottom of each placement cavity, a push rod motor is mounted in each mounting groove, pushing plates are welded to the output shafts of the push rod motors, sliding grooves are formed in the inner walls of the tops of the placement cavities, and the tops of the pushing plates extend into the corresponding sliding grooves. The ultraviolet disinfection device is high in practicality, the height of the ultraviolet light lamp can be adjusted conveniently through a first connection rope and a connection plate, the disinfection efficiency is improved, the angleof a solar cell panel can be adjusted conveniently through a second connection rope and a rotating plate, and thus the efficiency of conversion from solar energy to electricity energy is effectivelyimproved.
Owner:北京亚盛增光物理农业科技开发有限公司
LMMHD/ORC coupled power generation system and working method thereof
ActiveCN112240233AImprove the efficiency of conversion to electrical energyImprove efficiencyNuclear energy generationEnergy production using magneto-hydrodynamic generatorsNuclear reactorElectric energy
The invention discloses a medium-high temperature heat source-oriented LMMHD / ORC coupled power generation system with a multi-loop fault prevention mechanism and a working method thereof. The system can take a deep sea nuclear reactor as a heat source, through coupling with a deep sea nuclear reactor, a liquid metal coolant and a low-boiling-point working medium are mixed with a mixer, so that thelow-boiling-point working medium is vaporized to push liquid metal to generate power through a magnetofluid power generation channel, a mixed two-phase working medium after power generation is separated in a separator, a gas-state low-boiling-point working medium is used for pushing a turbine to rotate to further generate power, two power generation modes are ingeniously combined, gradient utilization of energy is achieved, and in addition, if one power generation device breaks down, the other power generation device can be used for continuously generating power through active control, and electric energy is continuously and stably output. According to the system, the power generation output power and stability of the deep sea nuclear power supply system can be remarkably improved, and the requirement for deep sea environment detection is better met.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Control method and device for power compensation of wind turbine generator set
ActiveCN109973298AIncrease output powerImprove the efficiency of conversion to electrical energyWind motor controlMachines/enginesPower compensationElectricity
The invention provides a control method and device for power compensation of a wind turbine generator set. The control method comprises the steps that the current torque of the wind turbine generatorset is measured; the measured current torque is compared with a predetermined threshold value; whether the rated torque limiting value is updated or not is determined according to the comparison result; after the update of the rated torque limiting value is completed and the updated rated torque limiting value is maintained for a predetermined time, the rated torque limiting value is restored to be in the state before the update, wherein the predetermined threshold value is the product of the rated torque and a first coefficient, and the first coefficient is determined according to a predetermined fluctuation range of the current torque on the left side and the right side of the rated torque when the wind turbine generator set operates at the rated power. The control method can dynamicallyimprove the rated power, the load of the whole machine can be reduced, and the adaptability of electrical components of the wind turbine generator set is met.
Owner:XINJIANG GOLDWIND SCI & TECH
Solar photovoltaic panel cooling device
InactiveCN111262524AImprove the efficiency of conversion to electrical energyAvoid stickingPhotovoltaicsPhotovoltaic energy generationCells panelEngineering
The invention discloses a solar photovoltaic panel cooling device. The device comprises a solar photovoltaic cell panel which is obliquely arranged; a frame is installed at the bottom of the solar photovoltaic cell panel; a detachable heat dissipation device is installed at the top of the frame; a metal plate is arranged at the bottom of the solar photovoltaic cell panel; a cavity formed in an arch shape is formed in the metal plate; and a detachable metal shell is installed at the bottom of the frame. According to the solar photovoltaic panel cooling device of the present invention, the cavity is formed in the metal plate made of a copper material; a cooling liquid circulates in the cavity, so that the heat on the metal plate is quickly carried; and therefore, the heat of the solar photovoltaic cell panel is dissipated. Compared with a mode in which a heat dissipation cooling pipe mounted on the surface of a metal plate, the heat dissipation mode of the device of the invention has higher heat dissipation efficiency; the top of the solar photovoltaic cell panel is subjected to air blowing heat dissipation through the heat dissipation device installed on the frame, meanwhile, dust can be prevented from adhering to the surface of the solar photovoltaic cell panel; and therefore, the efficiency of converting solar energy into electric energy through the solar photovoltaic cell panel is improved.
Owner:CHANGZHOU UNIV
Lever power generation device
InactiveCN108808975AImprove the efficiency of conversion to electrical energySimple structureMechanical energy handlingBusiness efficiencyMechanical energy
The invention discloses a lever power generation device. The device comprises a frame, a motor, a driving mechanism and a power generator. The driving mechanism comprises a planar four-rod mechanism formed by successively connecting a power rod, a connecting rod, a lever and a transmission arm. The motor is connected to the planar four-rod mechanism through a first transmission mechanism. The headend of the power rod is connected to the frame. The lever is connected to the frame so as to form a fulcrum. The tail end of the transmission arm is connected to the power generator through a secondtransmission mechanism. In the invention, the structure is simple, and the energy efficiency ratio of converting mechanical energy into electrical energy is high.
Owner:麦巨和
Piezoelectric-electromagnetic sound energy power generation device
InactiveCN112421987AImprove the efficiency of conversion to electrical energyImprove power generation efficiencyPiezoelectric/electrostriction/magnetostriction machinesDynamo-electric machinesCantilevered beamHelmholtz resonator
The invention aims to provide a piezoelectric- electromagnetic sound energy power generation device which comprises a sound power generation module, the sound power generation module comprises a conical sound receiver, a Helmholtz resonator, a cantilever beam and a permanent magnet, the opening end of the conical sound receiver faces the environment, and the Helmholtz resonator comprises a neck and a cavity which are communicated with each other. A small opening is formed in the tail end of the conical sound receiver and connected with the neck of the Helmholtz resonator, a first piezoelectricfilm is installed in a cavity of the Helmholtz resonator, a cantilever beam is connected to the lower portion of the Helmholtz resonator, the cantilever beam comprises a vertical part and a horizontal part which are connected, a second piezoelectric film is installed on the horizontal part, and a permanent magnet is arranged at the end of the horizontal part. A power generation coil is arranged outside the permanent magnet. Generation of electric energy is composed of three parts, the efficiency of converting sound energy into electric energy is improved, the power generation efficiency of asingle device can reach 0.4 W, and the power generation efficiency is improved compared with the power generation efficiency of a single sound power generation technology.
Owner:HARBIN ENG UNIV
Thermal energy power supply driving device
PendingCN110236340AFast coolingImprove work efficiencyBatteries circuit arrangementsElectric powerThermal energyEngineering
The invention discloses a thermal energy power supply driving device. A cooling liquid accommodating cavity is of a transparent structure with an upper opening and a lower opening, and the lower opening of the cooling liquid accommodating cavity is matched with a silicone ring pressed by a bottom cover; the upper opening of the cooling liquid accommodating cavity is matched with a silicone pad pressed by a power generating piece; the cooling liquid accommodating cavity, the power generating piece and the bottom cover of the thermal energy power supply driving device are tightly matched to prevent leakage of cooling liquid; a cavity boss is arranged on the middle part of the bottom cover, and a drive is fixed into the cavity boss; the cooling liquid is injected into the cooling liquid accommodating cavity, and the power generating piece is electrically connected to the drive through a power line; and an upper plane of the power generating piece is in contact with a heat source body, and a lower plane of the power generating piece is in contact with the cooling liquid. The thermal energy power supply driving device can improve the heat dissipation efficiency on the bottom surface of the power generating piece, thereby forming a relatively high temperature difference between the upper plane and the lower plane of the power generating piece and then rapidly converting thermal energy into electric energy to improve the work efficiency of the drive.
Owner:HUBEI SPORT MAN CUP POT MFG CO LTD
Satellite solar panel corner processing method and device, satellite and storage medium
PendingCN114313318AImprove the efficiency of conversion to electrical energyImprove accuracyPhotovoltaic supportsCosmonautic power supply systemsEngineeringRemote sensing
The invention provides a satellite solar panel corner processing method and device, a satellite and a storage medium. The method comprises the following steps: acquiring a first sun position vector used for representing the sun under a satellite body coordinate system; acquiring a first included angle between the projection of the first sun position vector in a first plane of a satellite body coordinate system and a first axis according to the first sun position vector; acquiring a second sun position vector used for representing the sun in the intermediate coordinate system; the intermediate coordinate system is a sailboard coordinate system when the inclination angle between the first solar sailboard and the satellite body is assumed to be 0; acquiring a second included angle between the projection of the second sun position vector in a second plane of the intermediate coordinate system and the third axis according to the second sun position vector; obtaining a target rotation angle according to the first included angle and the second included angle; the target rotation angle enables the light of the sun to enter the battery surface of the first solar panel according to the target angle; and controlling the first solar panel to rotate by the target rotation angle. According to the invention, the accuracy of corner adjustment is improved.
Owner:ZHEJIANG GEESPACE TECH CO LTD +1
A solar power supply device for Internet of Things equipment
ActiveCN109103978BEasy to adjust the angleImprove the efficiency of conversion to electrical energyPhotovoltaic supportsBatteries circuit arrangementsElectric machineryEngineering
A solar power supply device for Internet of Things equipment comprises a placing seat and a placing groove arranged on the top of the placing seat, the inner walls of both sides of the placing grooveare provided with rotating grooves, a rotating shaft is rotatably mounted in the two rotating grooves, torsion springs are welded at both ends of the rotating shaft, one end of the two torsion springswhich are far away from each other is welded to the inner wall of one side of the two rotating grooves which are far away from each other, two solar panels are fixedly installed on the outer side ofthe rotating shaft, connecting wires are uniformly connected on both sides of the top of the solar panel, two connecting ropes are wound on the outer side of the rotating shaft, and the same moving plate is slidably installed on the inner walls of both sides of the placing groove. The device has high practicability, and the angle of the solar cell panel is conveniently adjusted by connecting a rope and a rotating shaft, the efficiency of converting solar energy into electric energy is improved, and the dust on the solar cell panel can be shaken off only by accelerating the rotating speed of the rotating electric machine.
Owner:LINYI UNIVERSITY
Hybrid new energy power generation device
InactiveCN112532157AGood lighting angleImprove efficiencyPhotovoltaic supportsBatteries circuit arrangementsHydroelectricitySolar power
The invention discloses a hybrid new energy power generation device. The device comprises a floating plate, wherein baffles are fixedly installed on the periphery of the upper end face of the floatingplate, a working box is fixedly installed in the middle of the upper end of the floating plate, a storage battery and a control box are fixedly installed in the middle of the upper end of the floating plate, and a driving mechanism is arranged in the working box; mounting assemblies and solar panels are arranged on the left portion and the right portion of the upper end of the floating plate correspondingly, vertical plates are fixedly mounted on the left portion and the right portion of the lower end of the floating plate correspondingly, a hydroelectric generation assembly is arranged between the two vertical plates, and partition nets are fixedly mounted on the front portions and the rear portions of the opposite faces of the two vertical plates correspondingly; fixing pieces are arranged at the lower ends of the separation nets, and a bird repelling device is fixedly installed in the middle of the upper end of the work box. According to the hybrid new energy power generation device, hydroelectric generation and solar power generation are perfectly integrated, the utilization rate of natural resources can be effectively increased, and the hybrid new energy power generation device is wide in application range and high in benefit.
Owner:苏州碳索能源科技有限公司
Array resonator based on phononic crystals
InactiveCN112421986AImprove the efficiency of conversion to electrical energyPiezoelectric/electrostriction/magnetostriction machinesSound energyHelmholtz resonator
The invention aims to provide an array resonator based on phononic crystals. The array resonator comprises a Helmholtz resonator, phononic crystals are embedded on the inner wall of the Helmholtz resonator, a phononic crystal bottom plate and a piezoelectric film are arranged at the bottom of the Helmholtz resonator, and an air layer is arranged between the phononic crystal bottom plate and the piezoelectric film. Compared with a traditional sound vibration energy collecting device, the device has the advantages that a plurality of phononic crystals are embedded in the inner wall of the Helmholtz resonator, and the phononic crystal bottom plate and the piezoelectric film are additionally arranged at the bottom of the device. And a single piezoelectric type or electromagnetic type sound energy power generation device is not used. Therefore, the device can collect sounds of multiple frequency bands, and the efficiency of converting sound energy into electric energy is improved.
Owner:HARBIN ENG UNIV
A solar panel height adjustment device for street shops
ActiveCN106330071BExtend the light timeMuch lightPhotovoltaic supportsPhotovoltaic energy generationEngineeringBolt connection
Owner:黄山东安新高能源科技有限公司
Control method and device for wind turbine power compensation
ActiveCN109973298BIncrease output powerImprove the efficiency of conversion to electrical energyWind motor controlMachines/enginesPower compensationControl engineering
Owner:XINJIANG GOLDWIND SCI & TECH CO LTD
Vibration power generation device with permanent magnet and cable detection system
InactiveCN112583226AThe induced electromotive force is stableImprove the efficiency of conversion to electrical energyDynamo-electric machinesEngineeringElectromotive force
The invention relates to a vibration power generation device with a permanent magnet and a cable detection system. The vibration power generation device of the permanent magnet comprises a shell, a rotor module, a stator winding and a static permanent magnet. A containing cavity is formed in the shell, the rotor module is arranged in the containing cavity, the rotor module comprises rotor permanent magnets and ferromagnetic cylinders, and the rotor permanent magnets and the ferromagnetic cylinders are sequentially connected in a staggered mode; the address winding is arranged on the shell andis wound on the rotor module; the static permanent magnet is arranged in the accommodating cavity and is spaced from the rotor permanent magnet. According to the vibration power generation device withthe permanent magnets, the rotor permanent magnets and the ferromagnetic cylinders are sequentially connected in a staggered mode, induced electromotive force generated in the rotor winding is more stable, and therefore the efficiency of converting vibration energy into electric energy through the vibration power generation device with the permanent magnets is high.
Owner:SHENZHEN POWER SUPPLY BUREAU
A solar power supply device for Internet of Things equipment
ActiveCN109103978AImprove the efficiency of conversion to electrical energyEasy to adjust the anglePhotovoltaic supportsBatteries circuit arrangementsTorsion springElectric energy
A solar power supply device for Internet of Things equipment comprises a placing seat and a placing groove arranged on the top of the placing seat, the inner walls of both sides of the placing grooveare provided with rotating grooves, a rotating shaft is rotatably mounted in the two rotating grooves, torsion springs are welded at both ends of the rotating shaft, one end of the two torsion springswhich are far away from each other is welded to the inner wall of one side of the two rotating grooves which are far away from each other, two solar panels are fixedly installed on the outer side ofthe rotating shaft, connecting wires are uniformly connected on both sides of the top of the solar panel, two connecting ropes are wound on the outer side of the rotating shaft, and the same moving plate is slidably installed on the inner walls of both sides of the placing groove. The device has high practicability, and the angle of the solar cell panel is conveniently adjusted by connecting a rope and a rotating shaft, the efficiency of converting solar energy into electric energy is improved, and the dust on the solar cell panel can be shaken off only by accelerating the rotating speed of the rotating electric machine.
Owner:LINYI UNIVERSITY
Large-load high-speed elevator
InactiveCN111362106AAvoid offsetReduce wind resistanceBatteries circuit arrangementsWind energy with electric storageControl theoryMechanical engineering
The invention provides a large-load high-speed elevator, and belongs to the technical field of elevators. The large-load high-speed elevator comprises a car, air guide covers, a guide rail, a roller,a heat dissipation part, energy generation parts and a damping part. In the large-load high-speed elevator, one end of the damping part is connected to the car, the other end of the damping part is connected to the roller, the roller can prevent the car from skewing in the up-down running process, the roller can generate heat in friction with the guide rail, the heat dissipation part cools the roller, the air guide covers can guide air drag in the middle of the car to the edge of the car, and the energy generation parts convert energy into electric energy used by the heat dissipation part whenextruded by the air drag, so that the air drag is reduced, and energy saving is also achieved by converting the air drag into the electric energy supplying power to the heat dissipation part for cooling the roller.
Owner:DAZO ELEVATOR
Seawater pressure energy power generation system with impedance matching electric energy processing function
ActiveCN114649904AImprove energy conversion efficiencyThe output voltage varies greatlyBatteries circuit arrangementsDc-dc conversionImpedance matchingEnergy conversion efficiency
The invention discloses a seawater pressure energy power generation system with an impedance matching electric energy processing function, which belongs to the technical field of marine electronics and comprises a permanent magnet linear generator, an electromagnetic reversing valve, a low-pressure cavity, a spring and a piston. The permanent magnet linear generator is internally provided with a central channel and two connecting channels which are respectively connected with an external space and a low-pressure cavity, and further comprises a stator permanent magnet and a rotor coil which surrounds part of the central channel; when the electromagnetic reversing valve is powered on, the central channel and the low-pressure cavity are communicated, the piston is pushed to be connected with the rotor coil to move towards the electromagnetic reversing valve side under the pressure difference between seawater pressure and air pressure of the low-pressure cavity, and the spring is compressed in the pushing process; during power failure, the central channel is communicated with the external space, and the piston connecting rotor coil is pushed to move away from the electromagnetic reversing valve side under the elastic force of the spring; the coil reciprocates to cut magnetic induction lines generated by the stator permanent magnet to generate power. The coil area and the piston area can be decoupled, and the energy conversion efficiency of the system is improved.
Owner:HUAZHONG UNIV OF SCI & TECH +1
A solar cart
The invention relates to a street vendor cart, in particular to a solarenergy cart. The invention achieves the technical purpose that the cart can flexibly adjust the angle of a solar panel, and is high in solar energy utilization ratio and practicability. In order to achieve the technical purpose, the invention provides the solar energy cart. The solar energy cart comprises a roof, a first guidingwheel, a first sliding rail, a first sliding block, a second guiding wheel, a second sliding rail, a second sliding block, a first spring, a fixed plate, a movable block and the like; the first guiding wheel is welded to the left side of the roof through a support. The cart can adjust the angle of the solar panel flexibly through a wire rope, the operation is simple, and due to angle adjustment of the solar panel, the solarpanel can receive illuminationlonger and can receive a larger amount of light.
Owner:聊城云购通信息技术有限公司
Frequency-adjustable ultralow-frequency multidirectional shaking power generation device
ActiveCN113179000APrevent dumpingImprove the efficiency of conversion to electrical energyDynamo-electric machinesStructural engineeringScrew cap
The invention discloses a frequency-adjustable ultralow-frequency multidirectional shaking power generation device, which comprises a screw cap, a shell, an upper movable magnet, a connector, a movable support and an adjusting block; a first mounting groove is formed in one end of the shell; a fixed magnetic sheet is arranged in the first mounting groove; a coil is arranged on a rotary cover at the other end of the shell; the movable support comprises a supporting seat and a fixing part; the peripheral surface of the supporting seat is a spherical surface, the supporting seat is placed on the inner bottom surface of the shell, and a lower movable magnet is arranged in a second mounting groove in the inner bottom surface of the supporting seat; the lower movable magnet is in magnetic adsorption connection with the fixed magnetic sheet; and the fixing part is connected with the bottom face of the inner wall of the supporting base and provided with a hollow bin. One end of the connector extends into the hollow bin and is connected with the inner wall of the hollow bin, and the other end of the connector faces the coil and is connected with the upper movable magnet; and the adjusting block is positioned in the hollow bin, is positioned between the connector and the lower movable magnet, and compresses the connector and the lower movable magnet. The structure is simple, and vibration energy can be effectively collected and converted into electric energy.
Owner:SOUTHWEST JIAOTONG UNIV
Wind power generation assembly capable of carrying out double-axis rotation based on gear transmission principle
InactiveCN111550368AIncrease speedImprove utilization efficiencyToothed gearingsMachines/enginesMotor speedDrive wheel
The invention relates to the technical field of new energy, and discloses a wind power generation assembly capable of carrying out double-axis rotation based on a gear transmission principle. The windpower generation assembly comprises a gearbox. The bottom of the gearbox is movably connected with an input shaft, the left side of the input shaft is movably connected with fan blades, the left sideof the middle of the input shaft is movably connected with a driving wheel, the middle of the gearbox is movably connected with a first intermediate shaft, the left side of the first intermediate shaft is movably connected with a first gear, the middle of the first intermediate shaft is movably connected with a second gear, the middle of the gearbox is movably connected with a second intermediateshaft, the left side of the second intermediate shaft is movably connected with a third gear, the middle of the second intermediate shaft is movably connected with a fourth gear, the top of the gearbox is movably connected with output shafts, the right sides of the output shafts are movably connected with two symmetric driven wheels, and the tail ends of the right sides of the output shafts are movably connected with power generators. The effect of the double power generators and the effect that the rotating speeds of the power generators are higher than those of the fan blades are achieved,and the efficiency that wind energy is converted into electric energy is greatly improved.
Owner:赵群燕
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