387results about How to "Realize power generation" patented technology

Disclosed is an array type sea wind and sea wave dual-functional generating device, which relates to a generating device, in particular to a generating device applying the energy of sea wind and sea wave. The device comprises a generating unit array group mutually connected by steel poles and every generating unit comprises a sealed can buoy internally provided with a generator; the spindle of the generator stretches outside the upper side and the lower side of the can buoy and is fixed with a plurality of wind and wave bearing devices. The bottom of the spindles of all generators is inserted into a quadrilateral bottom border, four angles of which are respectively provided with a motor in a sealed box body; an anchor chain is around the rotating shaft of the motor and the other end of the anchor chain is fixed to a moorstone at the bottom of the sea. The wind and wave bearing devices are a main component receiving the push power of the sea wind the sea wave. The wind and wave bearing device comprises a rotating ring which is evenly provided with a plurality of umbrella push wheels folding or unfolding with the wind and wave. The device of the invention drives the generators to converse the energy of sea wind and sea wave into power by the umbrella push wheels and avoids damage caused by typhoon and other bad weather through submergence.

The invention belongs to the technical field of ship power generation and relates to a ship power generation device utilizing ocean energy. The ship power generation device utilizing the ocean energy comprises a ship body. Water bags made of elastic materials are arranged on the two sides of the ship body and contain liquid. A water flow generator is arranged on the ship body, and the water bags on the two sides of the ship body are connected with the water flow generator through water pipes. The ship power generation device further comprises a base which can be fixed to a wharf, and the base is connected with the water bags on one side. After a ship provided with the ship power generation device utilizing the ocean energy berths on the wharf, flowing of wave in the horizontal direction will impact the water bags on one side of the ship body, and as the water bags on the other side are connected with the base, water in the water bags on one side of the ship body can flow into a blade cavity of the water flow generator through the water pipe, and blades are driven to rotate to achieve power generation. According to the ship power generation device utilizing the ocean energy, the wave energy can be utilized when the ship approaches a shore, and the energy utilization rate is increased.

The invention provides a multifunctional squatting toilet capable of emitting light and cleaning dirt, which comprises a water storage tank, a toilet body connected with water storage tank through a water flushing pipeline and a toilet cover pivoted on the toilet body, wherein both sides of the toilet body are respectively and symmetrically provided with a squatting platform, and the side wall ofthe squatting platform passes through a transparent layer covered light emitting assembly; the light emitting assembly is connected with a processor, and the processor is also connected with a luminance sensor, a sound sensor and a human body sensor; the light emitting assembly is also connected with a generator, and the generator is connected with a rotating impeller arranged in the water flushing pipeline; the water flushing pipeline is connected with the toilet body through an automatic valve, and the automatic valve is connected with the processor; a pressure packet is arranged in the water flushing pipeline; and the water flushing pipeline is also connected with at least to sprinkling heads through hand valves, and the sprinkling heads are symmetrically distributed on both sides of the toilet body, and the direction of the arrangement positions of the sprinkling heads is corresponding to the front leading platform face of the toilet body. A user can freely control the multifunctional squatting toilet to emit light, and dirt on the platform face of the toilet body can be cleaned conveniently.

The invention discloses an ocean wave energy generating set, and solves the problem that an existing power generation device cannot operate continuously without impact. The ocean wave energy generating set comprises a generator, belt wheel shafts, a belt, blades and supports. The generator is driven by the belt wheel shafts to generate electricity. The supports are mounted on the belt, and the blades are mounted on the supports. The ocean wave energy generating set is characterized by further comprising wedge-shaped waving dykes which are arranged in pairs, wherein at least two belt wheel shafts are mounted between the waving dykes in a parallel mode, rubber air-filled tires are arranged on the belt wheel shafts, the belt is placed between the rubber air-filled tires in a sleeved mode, a track guiding mechanism is arranged between each waving dyke and the belt, and each support is provided with a limiting stop block used for limiting the front-back swing angle of the blade on the support along a track surface of the belt. The ocean wave energy generating set is good in comprehensive performance and takes overall consideration of multiple factors such as manufacture, installation, maintenance and long-term power generation.

The invention relates to a bear-free switch magnetic resistance motor complete period generating operation control method, belonging to the generation technology of the bear-free switch magnetic resistance motor. In the method, the suspension coil on each of the stator tooth pole is controlled independently, and the main coil connected in series on the stator tooth pole composes the complete period generation coil. Through controlling the different current of the opposite two suspension coils radially, the air gap field built by the two suspension coils is unbalanced, to generate the asymmetric radial magnetic pull. While the suspension coil current used as the generated exciting current provides the excitation energy to the main coil in the complete period, wherein the main coil outputs the electric energy to provide to the load after rectifying as the generating coil, which realizes the complete period generation of the bear-free switch magnetic resistance motor, effectively advances the availability of the suspension coil and the power density of the bear-free switch magnetic resistance motor, settles the basis for the application of the high speed generating field with high power density request.

The invention discloses a seawall flood season protection structure and a construction method thereof. The seawall flood season protection structure comprises a wave dissipating device, a wave power generation device, a dam and a buffer system. The wave dissipating device is movably connected to a first supporting structure. The first supporting structure comprises two parallel first supports. The two ends of the first supporting structure are fixedly connected to a speed reducing slope and a current stabilization slope through a foundation pile and a first positioning pile correspondingly. The wave power generation device is arranged at the tail end of the first supporting structure. A second supporting structure is arranged at the other end of the first positioning pile. The buffer system penetrates through the speed reducing slope, the current stabilization slope and the dam. The method includes the steps of surveying and setting out, construction of the foundation pile and the positioning pile, construction of the buffer system, construction of the wave dissipating device and the wave power generation device, construction of the second supporting structure and construction of the dam. By means of the seawall flood season protection structure and the construction method thereof, flood season installation protection of seawalls with different lengths and widths can be met, sediment loss is reduced, a good seawall protection effect is achieved, seawater power generation can be achieved, and economical benefits are remarkable.

The invention aims to provide a floating wind-hydraulic power generating set comprising a boat, a column frame, a sail opening-closing mechanism, a rope tension unit, and a generating unit. The column frame is fixed to the boat which floats on the sea. The generating unit is fixed toe a fixed shore base or fixed carrier. The column frame is connected with the sail opening-closing mechanism. One end of the rope tension unit is connected with the boat; the other end of the rope tension unit is connected with the generating unit. When the floating wind-hydraulic power generating set is in use, the sail opening-closing mechanism opens, the boat leaves the generating unit under the action of wind load and water flow, the rope tension unit drives a drive wheel of the generating unit to rotate, and power generation is achieved; when a regulated travel is reached, the sail opening-closing mechanism closes, a motor on the boat operates and tensions ropes, and the boat approaches to the generating unit. The floating wind-hydraulic power generating set has the advantages that generating efficiency is improved and capacity of the generating set can be expanded conveniently by changing the structural size of a sail.

The invention relates to a potential energy converting device of a novel hydraulic piston pump. Most conventional piston pumps are driven by motors or diesel engines and have deficiencies of needing to use electricity, diesel, and the like. Therefore, the potential energy converting device comprises a piston pump mechanism, wherein the piston pump mechanism comprises a cylinder body and a piston; a fluid material inlet pipe and a fluid material outlet pipe are arranged on the cylinder body; and check valves are arranged on both the fluid material inlet pipe and the fluid material outlet pipe. The potential energy converting device is characterized in that the potential energy converting device further comprises a gravity water container and a resetting device, wherein the gravity water container is connected with the piston through a pull rope or / and a connecting rod; a water filling pipe and a valve are arranged above the gravity water container; a water outlet and a sluice gate are arranged on the gravity water container; and a sluice gate triggering device is arranged on the gravity water container in a matched manner. The potential energy converting device of the novel hydraulic piston pump, which is disclosed by the invention, has the advantages of reasonable design and simple and practical structure, and utilizes the gravity or buoyancy force of water with a certain water level difference to do work to increase the pressure intensity of fluid, thereby achieving the aims of water lifting, refrigeration, heating, power generation, and the like and serving the humankind.

The invention discloses a front surface grid-line-free P type crystal silicon back contact two-sided battery structure and a manufacturing method therefor. A transparent conductive film is positioned on a front surface passivation film and an antireflection film; via hole electrodes used for connecting front surface and back surface negative electrodes of the battery are arranged in through holes in a P type crystal silicon wafer; partial heavily-doped N+ regions distributed based on regular patterns are arranged on the surface layer of an N type layer; the transparent conductive film passes through the antireflection film and the front surface passivation film to be in electrical contact with the partial heavily-doped N+ regions and the top ends of the via hole electrodes to form a battery negative electrode; the transparent conductive film is used for guiding electrons collected on the front surface of the battery to the back surface of the battery through the via hole electrodes; and back surface positive electrode thin grid lines pass through a first back surface passivation film and a second back surface passivation film to form partial ohmic contact with a P type substrate and to be connected with back surface positive electrode main grid lines together to form a battery positive electrode. By virtue of the battery structure and the manufacturing method therefor, light shielding of the battery positive electrode is avoided, power output is increased, consumption amount of silver paste in the battery manufacturing process is reduced, and production cost is lowered.

The invention relates to a tire power generation device, in particular to a tire power generation device used for an automobile. The tire power generation device comprises a main shaft, a sliding ring, a conductive device, piezoelectric elements, an outer tire, an elastic supporting body, an inner cavity, a rubber tire, a storage battery and an electric energy converter. The rubber tire is arranged inside the outer tire, space of the rubber tire is filled with TPU foaming elastic particles, two or more piezoelectric elements are arranged at the cross-section portion of the outer tire, and two or more piezoelectric elements are arranged in the circumferential direction of the interior of the outer tire. The electric energy generated by connecting the piezoelectric elements in series or in parallel is transmitted into the electric energy converter to be transmitted into the storage battery, and the automobile is driven by the electric energy generated by the piezoelectric elements to travel, or the electric energy is supplied to automobile air conditioning, air circulating, lighting, music playing, charging and the like. The consumption of energy sources such as petroleum resources can be remarkably reduced, energy saving and emission reduction can be achieved, the environment can be protected, and the human can be facilitated.

The invention aims at providing a solar distributed point-focusing solar lens tracking system and application thereof. The solar distributed point-focusing solar lens tracking system can be distributed and arranged according to the land conditions of a city region, therefore one group of solar point-focusing utilization systems consists of at least one solar utilization equipment, a solar tracking system, a point-focusing solar lens and a tracking bracket; a plurality groups of solar point-focusing utilization systems are distributed in different regions; and a plurality groups of solar utilization equipment can be mutually connected to form each solar point-focusing utilization system together. The invention can enable the solar slot type solar utilization technology to be suitable for different regions and cities by changing the array mode of the traditional slot type solar system into a distribution mode, thereby lowering the requirements and the limitation for fields; the invention can be conveniently used in different regions and for building integration and also widens the kinds and the modes of solar utilization, thereby being capable of carrying out multiple solar utilizations.

The invention discloses a system for performing power generation by utilizing a liquid thermoelectric effect. The system consists of a high-temperature circulation loop, a liquid thermoelectric power generation system and a low-temperature circulation loop; the high-temperature circulation loop is provided with a heat exchanger; heat exchange is performed between low-temperature heat energy in a factory or an environment and a thermal circulation working medium in the heat exchanger; a condenser is arranged in the low-temperature circulation loop; a low-temperature circulation working medium is cooled in the condenser; when an ion exchange membrane is an anion-exchange membrane, the high-temperature circulation loop and the low-temperature circulation loop respectively pass the anode and the cathode of a liquid thermoelectric power generation unit. The system disclosed by the invention has lower requirement on the temperature of the heat energy, can normally operate as long as two ends of the liquid thermoelectric power generation unit have temperature difference, and has a great prospect in the recycling aspect of power plant and factory waste heat and seawater low-temperature heat energy; moreover, the system disclosed by the invention is higher in utilization efficiency of the heat energy, lower in cost and extremely environment friendly.

The invention relates to a combined system of oil shale bubble column dry distillation and semicoke circulating fluidized bed combustion; a bubble column is used as an oil shale dry distillation furnace; a circulating fluidized bed is used as a semicoke combustion utilization device; both hot ash and generated by combustion of the circulating fluidized bed and circulating hot gas are used as a heat carrier of the dry distillation furnace; oil shale particles are heated and decomposed in the bubble column; the generated gaseous substance is separated into gas, shale oil, water and oily sludge through a gas-liquid separator, and a oil-water separator; semicoke discharged from the bottom of the bubble column is directly delivered into the circulating fluidized bed for combustion; the generated high-temperature flue gas is mixed with the high-temperature flue gas discharged from a gas combustor, and then is introduced into a gas-solid separator; the separated fly ash is delivered respectively to the bubble column, a material-returning valve, and an external gas-solid heat exchanger; the flue gas after dedusting passes through a tail heating surface, and finally is discharged into atmosphere; steam generated by the tail heating surface is used for power generation and heat supply. Compared with the prior art, the invention can increase the quality of shale oil and gas, and can effectively reduce the energy loss and environment pollution of the system.

The invention relates to a float type ocean wave power generation device which uses ocean wave power to drive air to generate electricity. The device uses the ocean wave power to compress the air to generate electricity and improves recycling of the ocean wave power. The technical scheme includes that the device comprises a wave-energy converting device and a generation device body, the lower portion of an upper float is fixed with a connecting rod, the connecting rod is connected with a piston rod through a cross head, the piston rod d is connected with a piston, the piston is installed inside an air cylinder, the upper portion of the air cylinder is connected with an upper sealing head of the air cylinder, an air inlet check valve and an air outlet check valve are arranged inside the upper portion of the air cylinder, the lower portion of the air cylinder is connected with a lower sealing head of the air cylinder, an air inlet check valve and an air outlet check valve are arranged inside the lower portion of the air cylinder, the generation device body is installed on a working platform, a compressed air storage tank is connected with a compressed air nozzle, the nozzle is installed on a pneumatic motor, the pneumatic motor is connected with a generator through a coupler, and an output line of the generator is connected with a rectifying device. The device provides the compressed air to the compressed air storage tank when ocean waves drive the upper float to move up and down, generates electricity with the compressed air and is simple to operate, reliable in working and capable of improving the utilization of the ocean wave power.

The invention discloses a self-circulating heat management and power generation system for a lunar base. Specifically, liquid saturated organic working media are sent to a cold plate or a directionalsolar collector by a working medium pump and are heated to a saturated or superheated steam state, then a turbine is pushed to rotate so as to drive generating load to generate power, gas working media flow into an ejector after going out of the turbine, gas on the outlet side of a refrigeration evaporator is injected into the ejector, the gas working media and the gas are mixed and diffused in the ejector and then enter a directional space radiator so as to release heat to the space and coagulate in a liquid state, a part of the liquid working media enter the working medium pump again so as to complete the power generating circulation, and the other part of the liquid working media are cooled and depressurized through a throttle valve and return to the refrigeration evaporator again so asto complete the refrigeration cycle. The self-circulating heat management and power generation system can be operated on the moon at daytime or polar day and at night or polar night, own power consumption is satisfied, additional power supply and cold supply are provided for the base, and the power demand of the lunar base is effectively saved.

The invention discloses an axle power generation device, a self-powered sensor and a vehicle state information monitoring device. The axle power generation device comprises a magnetic-conducting fluted disc and a power generation unit, wherein the magnetic-conducting fluted disc is provided with at least one protruding tooth part or a plurality of protruding tooth parts; the plurality of protruding tooth parts are evenly arranged at intervals; the magnetic-conducting fluted disc is fixed on an axle; the power generation unit comprises a shell, an electromagnetic induction coil, an N-pole permanent magnet and an S-pole permanent magnet; the electromagnetic induction coil is fixed in the shell; the N-pole permanent magnet and the S-pole permanent magnet are arranged at two sides of the electromagnetic induction coil respectively; and the power generation unit is arranged at the position with a preset distance from the outer side of the magnetic-conducting fluted disc. The axle power generation device can be applied to power supply of any vehicle equipment with power supply inconvenience; and power generation, vehicle state detection and vehicle state system monitoring can be achieved under the condition free of external power supply.

The invention aims to provide a solar distributed point focusing optical lens tracing vacuum tube utilizing system. For realizing distributed arrangement according to land conditions in urban areas, a set of solar point focusing utilization system is formed by at least one vacuum tube utilization device, a solar tracing system, a point focusing solar mirror and a tracing support, a plurality of sets of solar point focusing utilization systems are arranged in different areas, and a plurality of groups of vacuum tube utilization devices can be connected with one another to form the solar point focusing utilization system. In the invention, due to the change of the array mode of the conventional slot type solar system into a distributed mode, a slot type solar utilization technique of the solar is suitable to be used in different areas and cities in combination with buildings in these different areas conveniently with fewer requirements and limitation on land, and a new solar utilization type and mode is provided for various kinds of solar utilization.

The invention, which belongs to the technical field of the heliostat arrangement optimization, provides a fan-shaped heliostat field arrangement method for a tower type solar unit. The method comprises: S1, a feature size Dm of a heliostat is determined; S2, a minimum distance Lmin and a maximum distance Lmax between the heliostat and a power tower in heliostat field arrangement are determined; S3, on the basis of the latitude of location of the heliostat field, the heliostat field is determined to be divided into two parts of optimal factors rho according to the distances; and S4, when the distance between the heliostat and the power tower is between the Lmin and rho*Htower, arrangement is carried out by using an arrangement method for a heliostat array approaching the power tower in a small-scale heliostat field and a large-scale heliostat field; and when the distance between the heliostat and the power tower is between the rho*Htower to Lmax, arrangement is carried out by using an arrangement method for a heliostat array far away from the power tower in a large-scale heliostat field. According to the method, the traditional fan-shaped heliostat field is arranged in an optimized mode by combining two kinds of arrangement methods according to different characteristics of solar radiation losses, thereby improving the integrated optical efficiency of the heliostat field.

The invention provides a wave energy comprehensively harvesting and conversion power generation device. Kinetic energy and potential energy of wave energy can be comprehensively utilized to form accelerated speed to sea water in a division pipe and improve power generation efficiency of wave power generation. The power generation device comprises a flexible floating type hollow sea wave division pipe, a wave accepting port is formed in one end of the sea wave division pipe, and a power generating and converting device is arranged at the other end of the sea wave division pipe, namely the tail end. The power generation device further comprises one or more water flow propelling devices enabling the sea water flowing into the sea wave division pipe to flow to the tail end, and floating devices are further arranged on the water flow propelling devices and / or the sea wave division pipe.

The invention provides a natural gas pressure energy utilization device based on CO2 refrigerants. The device comprises a natural gas expansion power generation system, a CO2 refrigerant circulation refrigeration system and a polarization instrument control system; on the basis of an existing mature natural gas power generation technology, power balance is achieved through an expander-power generator-compressor coupling, CO2 safety refrigerants are selected to serve as heat exchange media of low-temperature natural gas obtained after pressure regulation, according to needs of a downstream market, a certain amount of cold water is produced to serve as a cold source of a cold water air conditioner, and the cold source is provided for the technology with industrial or food ice, dry ice making and other different temperature position requirements. A novel natural gas pipe network pressure energy utilization technology and device which are good in safety performance, intelligent and high in efficiency are provided, the cold amount utilization temperature position of the natural gas pressure energy is further widened, and effective recycling of natural gas pipe network pressure energy is achieved.

The invention provides an air energy electricity generation system. The air energy electricity generation system comprises a ventilation pipe, a fan, a heat accumulation pool, a first heat exchanger respectively connected with the ventilation pipe and the heat accumulation pool and used for transferring heat of air in the ventilation pipe into the heat accumulation pool, a first liquid working medium filled in the heat accumulation pool and used for absorbing and storing the heat released by the first heat exchanger, a heat engine connected with the heat accumulation pool and used for absorbing the heat of the first liquid working medium in the heat accumulation pool and converting the heat to mechanical energy, a cold accumulation pool connected with the heat engine, a second liquid working medium filled in the cold accumulation pool and used for absorbing the heat released by the heat engine, a heat pump respectively connected with the heat accumulation pool and the cold accumulation pool and used for absorbing the heat in the cold accumulation pool and transferring the heat into the heat accumulation pool, and a generator. The air energy electricity generation system, provided by the invention, can use the heat in the air for generating electricity; and no pollutant is discharged in the electricity generation process.

A double-vacuum inner condensing type power generation and heating solar heat collecting tube comprises a vacuum tube disposed below the union box of a solar water heater. One end of the vacuum tube is sealed, and the other end thereof is provided with an opening. A sealed vacuum interlayer is disposed in the tube wall of the vacuum tube. A radiating end embedded at the bottom of the union box is disposed outside the opening end of the vacuum tube. A temperature difference power generating piece and a metal condensing end are sequentially disposed inside the opening end of the vacuum tube. The outer edge of the metal condensing end is in hot-seal connection with the inner wall of the vacuum tube to allow a sealed vacuum cavity to be formed inside the vacuum tube. The end of the metal condensing end extends into the inside of the vacuum tube and is not in contact with the inner wall of the vacuum tube. Two output electrodes of the temperature difference power generating pieces guides out the vacuum tube and do not destroy the seal structure of the vacuum interlayer. Heat transfer working medium is disposed in the vacuum cavity. The temperature difference power generating pieces generate voltage which is output to a storage battery or other electric equipment through the two output electrodes, thermoelectricity and photo-thermal switching of solar energy is achieved, and solar energy utilization rate is increased.

The invention relates to the technical field of a sanitary ware, i.e. a floor drain with functions of grinding and generating electricity. The floor drain is characterized in that a rotary millstone (4) is arranged at the lower ends of grinding blades (2) and is fixedly connected with an electric motor (12); a fixed millstone (7) is arranged at the lower end of the rotary millstone (4) and is connected with an outer box body (18) through a connecting bolt (8); and a ring-shaped diversion trench (9) is positioned between the fixed millstone (7) and electricity generating blades (15). The floordrain has the beneficial effects that due to the adoption of the grinding blades, the rotary millstone and the fixed millstone, the grinding of effluent is realized and the reliability and the carrying capacity of equipment are improved; due to the adoption of the ring-shaped diversion trench, the effluent discharge speed is accelerated and the electricity generating blades are impacted and driven to rotate at a high speed to realize electricity generation; the difficult problems that the existing drainage floor drain is easy to block and has poor reliability, so that the normal use of the existing drainage floor drain is influenced and the environment pollution is caused are well solved; the electricity generation in the draining process is realized; and the floor drain is a high-efficiency, energy-saving and environmental-friendly sanitary ware product.

The invention provides a preparation method for nanometer magnesium hydroxide. The preparation method comprises the following steps: (1) with a magnesium / air (oxygen) battery as a reactor, allowing magnesium to generate an electrochemical oxidation reaction; and (2) collecting a reaction product in the step (1), washing the collected reaction product, and carrying out filtering and drying treatment so as to obtain the nanometer magnesium hydroxide, wherein the magnesium / air (oxygen) battery comprises high-purity magnesium with an anode purity higher than 99.9%, a cathode catalytic layer with carbon loaded manganite as a catalyst, and a neutral saline water electrolyte; and the magnesium / air (oxygen) battery comprises a product storage device. The nanometer magnesium hydroxide prepared by using the method provided by the invention has the advantages of high purity, good uniformity, etc.; by adopting the magnesium / air (oxygen) battery as the reactor to prepare the nanometer magnesium hydroxide, a nanometer magnesium hydroxide product is obtained, and power generation or power storage is realized at the same time; thus, large-scale application of the magnesium / air battery is realized, and economic values of the battery is improved.

The invention relates to the technical filed of rail traffic, in particular to a rail rust removal grinding device. The device comprises a base, wherein supporting plates are arranged at the bottom ofthe base, a supporting rotating shaft is connected to the bottoms of the supporting plates in a bearing mode, wheels are arranged on the supporting rotating shaft, wheel edges are arranged on the inner side faces of the wheels, a driving mechanism used for driving the wheels to rotate is arranged on the base, and the rail rust removal grinding device further comprises grinding mechanisms used forcarrying out rust removing on the side surfaces of a rail. The rail rust removal grinding device moves left and right on a fixed transverse plate through a movable plate, so that a wedge-shaped extrusion block moves left and right to extrude extruding rods to move inwards, a grinding rod is clamped by the extruding rods, and the grinding rod is fixed by screwing a fixing screw; when a driving motor drives the supporting rotating shaft to rotate, a third belt wheel also rotates, the third belt wheel drives a fourth belt wheel to rotate, the grinding rod and a grinding head rotate together, sothat the side surfaces of the rail can be polished and rust removed, and the service life of the rail is prolonged.

The invention discloses a moving motor and an electric vehicle. The moving motor comprises a shell, and a magnetic field generating device, a motor coil, a bidirectional control circuit, a first slip ring and carbon brush assembly, a second slip ring and carbon brush assembly and a third slip ring and carbon brush assembly arranged inside the shell, which are arranged inside the shell, wherein the magnetic field generating device is used for generating a magnetic field effect; the motor coil is positioned between the N pole and S pole of the magnetic field generating device; the bidirectional control circuit comprises a main path, and a first branch and a second branch which are connected with each other in parallel; a bidirectional control switch and a storage battery are connected in series to the main path; the bidirectional control switch is used for controlling the first branch or the second branch to be closed; the first slip ring and carbon brush assembly and the second slip ring and carbon brush assembly are connected in series to the first branch; a first terminal on the motor coil is electrically connected with the first slip ring and carbon brush assembly; a second terminal on the motor coil is electrically connected with the second slip ring and carbon brush assembly; the third slip ring and carbon brush assembly is connected in series to the second branch; and a third terminal on the motor coil is electrically connected with the two ends of the third slip ring and carbon brush assembly.

The invention relates to a pure electric vehicle brake energy recovery system. The pure electric vehicle brake energy recovery system comprises a brake pedal, a brake signal sensor, an electric control unit, a motor control circuit, a motor, a hydraulic adjusting system and an electricity generating and storage system, the hydraulic adjusting system comprises a hydraulic brake control circuit, anABS sliding mode controller and a brake hydraulic valve, the brake signal sensor is mounted on the brake pedal and electrically connected with the electric control unit to collect brake signals, the electric control unit is electrically connected with the motor control circuit and the hydraulic brake control circuit, is used for judging the brake strength of a vehicle and calculating the needed brake torque, and sends control commands to the motor control circuit and the hydraulic brake control circuit, and the motor control circuit is electrically connected with the electricity generating andstorage system through the motor to receive the control commands from the electric control unit, controls the motor to brake, and recycles and stores the kinetic energy of the vehicle. According to the pure electric vehicle brake energy recovery system and a working method thereof, the brake safety is guaranteed advantageously, and meanwhile the energy source utilizing efficiency of the vehicle is advantageously improved.

The invention discloses a power-assisted module and water quality integrated treatment equipment thereof. The water quality integrated treatment equipment comprises a microbial inoculum feeding modulewhich is used for storing a powder strain mixed with a powder culture medium, wherein the strain comprises photosynthetic bacteria, a culture module which is used for continuously culturing the microorganisms conveyed from the microbial inoculum feeding module and conveying a culture solution into a microorganism discharging tank of a discharging module for storage after the microorganisms are cultured to be mature, the discharging module which is used for discharging a culture solution containing microorganisms and an agent for improving the water quality, a monitoring module which is used for monitoring the water quality of the target water and acquiring water quality parameters, and a sampling module which is used for collecting and storing the water of the target water The equipment is high in function integration degree, can achieve the functions of water quality monitoring, sampling, microorganism continuous culture and feeding, agent feeding and the like at the same time, and can achieve treatment, monitoring and sampling of a target water area only through one device in actual use.

The invention relates to an energy gradient utilization multi-element energy supply system based on nuclear energy. The energy gradient utilization multi-element energy supply system comprises a firstnuclear energy power generation system, a second nuclear energy power generation system, a nuclear energy hydrogen and oxygen production system and a nuclear energy seawater desalination system. High-temperature helium is discharged from a nuclear reactor and then enters a first branch and a second branch. The first branch comprises the nuclear energy hydrogen and oxygen production system and thefirst nuclear energy power generation system which are sequentially communicated, and the second branch comprises the second nuclear energy power generation system and the nuclear energy seawater desalination system which are sequentially communicated. The first nuclear energy power generation system is communicated with the nuclear energy seawater desalination system, and the nuclear energy seawater desalination system is communicated with the nuclear reactor. The nuclear energy power generation system converts heat energy of helium into electric energy, the nuclear energy hydrogen and oxygen production system uses the heat energy of helium to prepare hydrogen and oxygen, and the nuclear energy seawater desalination system uses the heat energy of helium to desalinate seawater to preparedistilled water. The system has the beneficial effects that environmental pollution is avoided; helium heat energy at different temperatures is fully utilized; and meanwhile, power generation, hydrogen and oxygen preparation and seawater desalination are realized.

The invention discloses a micro-inverter with a photovoltaic-side decoupling circuit and an operating method of the micro-inverter with the photovoltaic-side decoupling circuit. A power decoupling circuit is connected between a photovoltaic device solar panel and a transformer. An inverter circuit is connected with the power decoupling circuit through the transformer. The power decoupling circuit is composed of power devices and , an energy storage inductor , diodes , and and capacitors , and . The inverter circuit is composed of power devices and , diodes and , a capacitor, an inductor and a load . The power coupling circuit enables the working voltage of a DC bus to be far higher than the output voltage of a photovoltaic device so that the working voltage of the energy storage capacitor can be obviously increased, and the capacity of a decoupling capacitor of a system can be decreased; consequently, a long-lived thin-film capacitor can be adopted to replace an electrolytic capacitor, the service life of the micro-inverter can be prolonged, and the size of the inverter is effectively reduced; the power decoupling circuit and a flyback converter are combined to carry out control, and consequently grid-connected photovoltaic power generation is achieved.