124results about How to "Solve electricity problems" patented technology

The invention discloses a preparation method of CMOS (Complementary Metal-Oxide-Semiconductor) anemograph based on ceramics wafer level package, which comprises following steps: 1, preparing a ceramics chip comprising the step of manufacturing a heating element and a pad used for electric connection, hot link and electric induction on the lower surface of the ceramics chip by a sputtering and etching technology; 2, preparing a silicon chip comprising the steps of preparing a heat sense thermometric element by a standard CMOS technology, preparing an insulation cavity and a shredding slot which is arranged at the back of the silicon chip by an MEMS (Micro-Electromechanical System) anisotropy wet etching technology and then preparing copper salient points and solder on the surface of the silicon chip; 3, realizing the mutually-connected package, electric connection and hot link between the silicon chip and the ceramics chip; 4, scribing; and 5, shredding. The invention has the advantages that the preparation method is compatible with the standard CMOS technology in the whole prepare process of the anemograph, the aftertreatment technology is simple and the wafer level package of the anemograph is realized by adopting a flip-chip bonding packaging technology, thereby having the advantages of high process consistency, good compatibility, simple aftertreatment technology and low cost.

The invention discloses a micromechanical resonator and a manufacturing method thereof. The micromechanical resonator is formed by a resonator crystal plate and a packing cover piece through bonding and sealing. The resonator crystal plate comprises an input electrode, an output electrode, a bias electrode, a resonance unit and a supporting structure. Larger-area grounding holes around the resonator structure reduce feed-through signals, and micro heaters around the resonator achieve high-precision temperature compensation. The outermost peripheral structure of the resonator crystal plate is a bonding packing ring, and the packing cover piece comprises a packing cavity, the bonding packing ring and an electrical leading-out structure. According to the micromechanical resonator and the manufacturing method thereof, high-precision and large-scale manufacturing of the high-performance resonator is achieved, wafer-level air impermeability bonding packing is achieved, and the manufacturing method can be applied to low-cost large-scale production of high-performance MEMS resonators.

The invention discloses an intelligent community rubbish recovery system based on an unmanned aerial vehicle. The system comprises a weighing platform used for rubbish weighing, an intelligent unmanned aerial vehicle used for rubbish recovery, an intelligent rubbish can and a remote control device, wherein the intelligent rubbish weighing platform, the intelligent rubbish recovery unmanned aerial vehicle and the intelligent rubbish can are all connected through a wireless network to form the intelligent rubbish recovery system and are connected with the remote control device. The intelligent rubbish weighing platform is set by the aid of a user terminal, cooperates with the unmanned aerial vehicle and the intelligent rubbish can and cooperates with an altitude height sensor through a GPS positioning module, the intelligent community rubbish recovery system realizes route planning independently, rubbish from the user terminal is conveyed into the intelligent rubbish can through a manipulator, the rubbish treatment problem in a community is well solved, rubbish treatment is intelligent, the interest of a user in rubbish treatment is improved, and the environment-friendly awareness of the user is improved.

The invention relates to an unmanned rail electric vehicle and a sky-train system. Regarding the rail electric vehicle, a lane is laid by turnout-free light rails and an anti-impact vertical guide pavement closed and laminate lane, and the vehicle runs on the railway, thus being named as sky-train; the rail electric vehicle adopts unmanned driving, and a destination is found through addressing codes by a vehicular computer system and through road infrared remote control information; a rail electric vehicle monitor center, an automatic indoor parking lot, a high-rise high-capacity indoor parking lot, an indoor platform and a waiting room are arranged; a bus-type rail electric vehicle ticket can be booked by a method which sends a short message via an internet mobile phone, and a taxi-type rail electric vehicle or a household rail electric vehicle can be reserved for pickup on time at a right station; a steering mechanism does not have a steering wheel, the vehicle steering can be completed by a main steering wheel and an auxiliary steering wheel through guiding pavement; and the rail electric vehicle can be a bus type, a taxi type, a household type and an online goods delivery and receiving type.

The invention provides a mobile photovoltaic power generation vehicle and relates to the field of energy resources. The mobile photovoltaic power generation vehicle comprises a car. Four hydraulic fixing piles are arranged on the lower portion of a car body. A control cabinet is arranged on the car body. Photovoltaic panels are arranged above the car body. The control cabinet is connected with an inversion device, the photovoltaic panels and the hydraulic fixing piles. The mobile photovoltaic power generation vehicle further comprises a lifting and spreading device used for automatically spreading the photovoltaic panels. The lifting and spreading device comprises a lifting mechanism, angle adjustment mechanisms and a telescopic mechanism. The two sides of the lifting mechanism are each provided with one angle adjustment mechanism. The telescopic mechanism used for spreading the photovoltaic panels is arranged on the two angle adjustment mechanisms. The mobile photovoltaic power generation vehicle achieves automatic spreading and retraction of the photovoltaic panels based on automation, and the problem of power utilization of herdsmen grazing within a large scope is solved through the mobile vehicle. The mobile photovoltaic power generation vehicle is simple in structure, convenient to use, capable of saving time and labor and high in efficiency, work can be completed only by one person, the labor intensity is greatly reduced, and the problem of power utilization is solved.

Concretely, using kernel technique of electromotor, and changing structure of motor, the disclosed magnetic conversion engine forms a new type 'high efficiency and energy saving motor, becoming magnetic converted engine. Permanent magnet is installed on rotor of electromotor. Under action of magnetic field of electric current, permanent magnetic field builds up and magnifies magnetic field of torsion so as to increase mechanical efficiency of motor. Drive system of the motor is composed of power converter, controller, and position detector. Comparing with current brushless motor, and asynchronous motor, the disclosed motor possesses higher efficiency. Features are: small size, simple structure, electricity saving, adjustable rotation speed, broad usage, and satisfying specific load and application.

The invention relates to an integrated monitoring-based energy management system for a microgrid, which comprises a local control layer, a network communication layer and a main station layer, whereinthe main station layer comprises a first main engine, a second main engine, a first working station and a second working station; the local control layer comprises a measurement and control protection device, a fan management subsystem, a battery management subsystem, an energy storage inverter, and a photovoltaic array management subsystem; the network communication layer comprises a wireless communication network; and the local control layer is in communication connection with the main station layer through the wireless communication network. The system is an integrated management system with a friendly user interface and good extensibility, microgrid operation optimization policy research can be carried out, dispersed clean energy sources can be centralized and used efficiently and provided for a user in a safer, more reliable and more environmental-friendly mode, energy is saved, the quality of electric energy is improved, grid losses are reduced, and carbon dioxide emission reduction is realized.

The invention relates to a photoelectricity integrated mixed cable for an access network. The mixed cable comprises a feeder line (2), a central reinforcing piece (3), an optical fiber (4), a filling rope (6), an isolation strip (7) and an outer protective sleeve (9). The cross section of the outer protective sleeve (9) is in a ring shape. The isolation strip (7) is arranged in the outer protective sleeve (9). At least one feeder line (2), the central reinforcing piece (3), at least one filling rope (6) and at least one optical fiber (4) are arranged in the isolation strip (7). The central reinforcing piece (3) is placed in the center of the outer protective sleeve (9). The feeder line (2), the filling rope (6) and the optical fiber (4) are evenly distributed in a sealed space formed by the central reinforcing piece (3) and the isolation strip (7). A composite belt (8) is arranged between the isolation strip (7) and the outer protective sleeve (9). The photoelectricity integrated mixed cable has the advantages that the optical fiber, a power transmission copper wire and a copper signal wire pair are integrated, the problems of broadband access, equipment power utilization, emergency signal transmission and the like can be solved at the same time, size is small, cost is low, intensity is high, and construction is convenient.

The invention provides a power supply comprising energy storage devices, a charging control circuit, an anti-shaking switching circuit and a power supply distribution circuit. The energy storage devices are used for converting 12V direct current into 220V alternating current via the power supply distribution circuit. The charging control circuit is used for charging the energy storage devices when voltage values of the energy storage devices are less than a preset value through detection. The anti-shaking switching circuit is used for selecting a conduction path of the energy storage devices according to preset rules so that the first energy storage device and the second energy storage device can supply power in an alternating way. Two groups of energy storage devices apply work to outside in the alternating way via an inverter, and 220V alternating current garneted by the power supply can be used for charging the energy storage devices simultaneously so that a problem of electricity utilization in regions without electricity is solved.

The invention discloses an integrated device of a photovoltaic air conditioner and a water dispenser. The integrated device comprises a cabinet body, wherein the cabinet body is provided with an air conditioning functional layer, a water dispenser functional layer, a tea set disinfection functional layer and a water storage compartment, and the air conditioning functional layer, the water dispenser functional layer, the tea set disinfection functional layer and the water storage compartment are sequentially arranged from top to bottom. An air conditioning compressor compartment is further disposed on the same layer as the water storage compartment. The air conditioning functional layer, the water dispenser functional layer, the tea set disinfection functional layer and the water storage compartment are separately separated by heat insulation layer partition plates. Load-bearing running wheels are further arranged at the bottom of the cabinet body. Functional complementation and structural integration of the air conditioner and the water dispenser are realized, and the habit of using a conventional air conditioner is also changed.

The invention discloses an energy storage method and an energy storage system of a shared range extender. The energy storage method of the shared range extender includes: acquiring obtaining the current power consumption period; Selecting a charging mode according to a power consumption period; The shared range extender is charged according to a charging mode such that the shared range extender stores electrical energy. The invention can solve the power consumption problem of more electric vehicles in the limited space and solve the problem of insufficient charging piles. By choosing differentcharging modes according to the current power consumption time, the load of the power network in peak period can be reduced, and the fluctuation of the power supply network caused by the high-power charging in peak period can be avoided.

The invention discloses a hot water temperature differential power generation device which comprises a heat collector, a first storage tank, a second storage tank, a plurality of silicon semiconductors, a plurality of germanium semiconductors, a plurality of metal conductors, two power supply leading wires, a cold water cooling panel and a low-power-consumption circulating water pump. The first storage tank is used for storing hot water for heating hot ends of semiconductor power generation elements. The second storage tank is used for storing cold water for cooling cold ends of the semiconductor power generation elements. The plurality of silicon semiconductors and the plurality of germanium semiconductors are arranged in parallel in a mutually alternately mode. The plurality of metal conductors are used for connecting the tail ends of the silicon semiconductors and the tail ends of the germanium semiconductors in series. The two power supply leading wires are respectively led out from the metal conductor fixed at the leftmost end among the cold ends and the metal conductor fixed at the rightmost end among the cold ends. The cold water cooling panel is used for rapidly scattering excessive heat conducted from the hot ends into the cold water so as to ensure that the temperature difference between the hot ends and the cold ends can be stabilized at a specified value. The low-power-consumption circulating water pump is used for pumping underground water through a sealed pipeline to be the cold water. The hot water temperature differential power generation device is simple in structure, low in invested cost, convenient to install, environment-friendly and energy-saving, and solves the problems that inhabitants in an area without electricity need to use electricity or the inhabitants are badly in need of electricity when power failure happens.

The present invention discloses a vehicle-mounted multifunctional solar charging device which comprises a solar charging panel, a control panel and a wireless charging panel and is characterized in that the top of the solar charging panel is formed by solar photovoltaic panels, one end of the solar charging panel is connected to the control panel, the other end of the control panel is connected to the wireless charging panel, two sides of the solar charging panel are provided with USB charging ports, and the wireless charging panel is provided with a storage bag. The vehicle-mounted multifunctional solar charging device has the advantages of reliable working, easy operation, high working efficiency, resource saving, energy saving, environment friendliness, a long service life and a high practical value, and the problems of power use of portable electronic equipment and vehicle-mounted electronic equipment can be perfectly solved.

The invention discloses a switch cabinet with a self-cleaning function, and the switch cabinet comprises a cabinet body. The front end of the cabinet body is provided with a cabinet door which is opened through a handle. The switch cabinet also comprises a cleaning groove disposed in the cabinet body, and a solar panel fixed at the upper end of the cabinet body. The front end of the cabinet body is provided with a main control board, and the interior of the main control board is provided with a temperature sensor and a PLC main controller. The temperature sensor is electrically connected withthe PLC main controller, and the PLC main controller is powered by a storage battery. The interior of a lateral hollow groove is provided with a power storage tank, and the power storage tank is electrically connected with a solar panel through a photovoltaic controller. The interior of a vertical hollow groove is provided with a power supply main board, a dust collector and an electric ventilation butterfly valve. The dust collector and the electric ventilation butterfly valve are fixed at the center in the cleaning groove through a fixed plate. One end of an electric valve is provided with awater level sensor. The cabinet can achieve the resistance to dust, can achieve the intelligent control of the heat dissipation of the interior, combines the heat dissipation and the cleaning, enables the internal temperature in the switch cabinet to be moderate, and is convenient in power supply.

The invention relates to a magnetic force self-absorption wireless relay type electric conduction system, which comprises a plurality of electric conduction devices which are arranged at intervals and an electric conduction rod which is arranged on the top of a vehicle, wherein the electric conduction rod on the top of the vehicle is contacted with the electric conduction devices to form circuit connection when the vehicle travels on a road; each electric conduction device comprises a supporting vertical post, a supporting arm and an electric conduction roller; supporting vertical posts are arranged on the two sides of the road; supporting arms are connected with the vertical posts; and electric conduction rollers are connected with the supporting arms through springs and guide plates, and are contacted with the electric conduction rod through the attraction of magnetic force to form the circuit connection. In the system, electric vehicles are charged above the vehicle in a relay mode, and the guide plates are movably connected with the supporting arms to ensure that the electric vehicles can move up and down and are convenient to connect, so that mechanical collision and abrasion generated when the electric conduction rod is connected with the electric conduction rollers are reduced. The system has the functions of vehicle operation and public security supervision, road night illumination and the like, is suitable for various electric vehicles, solves the problem that a wide elevated electric vehicle is difficult to charge, has lower cost and is convenient to mount and maintain.

The invention relates to a hydrothermal cogeneration system supporting fuel cell waste water recovery and seawater desalination, including a fuel cell group, an improved Multi-Stage Flash (Multi-Stage Flash "MSF") device, a hot water storage tank, and a heat exchanger , the fuel cell stack is provided with a matching liquid cooling device, the fuel cell stack is connected to the MSF device through a heat exchanger, and the MSF device can desalinize seawater, discharge waste gas, high Concentration salt water and fresh water, part of the exhaust gas produced by the fuel cell stack is used as the input of the MSF device, and part of it is cooled by the supporting liquid cooling device, and the fresh water generated by the MSF device is used as the liquid cooling device. The cooling liquid, the hot water passing through the liquid cooling device goes through a heat exchanger into the hot water storage tank. The invention has simple structure and strong practicability, and can effectively solve the problems of water consumption, electricity consumption, heating and the like for coastal residents.

The present invention provides an external interface connection device of an electric vehicle built-in battery. The external interface connection device includes an electric vehicle built-in battery interface which is connected into an electric vehicle charging interface, an electricity taking / charging interface which is used for connecting an external power source or an electricity consumption device, a control board which is connected between the electric vehicle built-in battery interface and the electricity taking / charging interface and simulates a charging communication protocol so as to make a built-in battery management system switch on an electric switch between the electric vehicle built-in battery and the charging interface. With the external interface connection device of the electric vehicle built-in battery adopted, not only can the conventional charging action of the electric vehicle built-in battery be realized, but also the electricity taking of the electric vehicle built-in battery can be realized, and therefore, the electric vehicle built-in battery can be adopted as a mobile power supply device so as to be used by an external electricity consumption device, and therefore, electricity consumption problems in outdoor conditions or remote areas can be solved.

The invention provides a movable folding type green board house, comprising a foldable board house body, a foldable board house roof arranged at the upper end of the foldable board house body, and a solar power generation assembly is installed on the foldable board house roof. The foldable board house further comprises a plurality of adjustable trundles arranged at the lower end of the foldable board house body and used for moving the board house body, and the foldable board house body can be folded into a line shape. The board house is simple in structure and easy and convenient to install, only primary installation is needed, during subsequent transportation, the board house can be folded into a line shape for transportation, operation is convenient, and transportation and turnover are convenient. By arranging the adjustable trundles at the bottom of the board house body, the board house can be moved at will, the board house can be fixed through a supporting seat, the stability of the board house is guaranteed, and the board house is safer. A solar panel is used as a power generation assembly, so that the problem of power utilization is solved, and the board house is green, energy-saving and environment-friendly.

The invention relates to a cable, more particularly to a mining photoelectric composite cable. The composite cable mainly comprises an optical cable, a low-voltage cable, a central reinforcement, a water-blocking yarn, a waterstop, a mica tape, a protective layer and a sheath. Besides, the waterstop, the mica tape, the protective layer and the sheath are successively coated outside the optical cable and the low-voltage cable. Beneficial effects of the cable are as follows: requirements on equipment power consumption and signal transmission are met once and for all; pipeline space is saved; costs are reduced and it is also convenient for installation; moreover, there are following beneficial effects: 1, the optical cable employs a full dry type structure and there is no relative sliding between all original components of a cable core and a protective layer, so that accidents caused by downflow of ointments can be eliminated and it is convenient for construction; 2, the conductor employs a beam line mode and thus the conductor has good flexibility; 3, the synthetic mica tape is employed and double-layer lapping processing is carried out, so that the cable has excellent fire resistance performance; 4, an outer sheath of the cable core is formed by tubular glass fiber reinforced plastics, so that it can be ensured that the cable core is not influenced by machinery, chemistry and other environmental stresses; 5, the sheath utilizes low-smoke halogen-free polyethylene, so that the sheath has a good fire resistance property; and damages caused by fire hazards are reduced.

The invention discloses a switch cabinet having a self cleaning function. The switch cabinet includes a cabinet body. The front end of the cabinet body is provided with a cabinet door with a handle. The switch cabinet also includes a cleaning groove arranged in the cabinet body and a solar panel fixed on the upper end of the cabinet body. The front end of the cabinet body is also equipped with a main control board. A temperature sensor and a PLC main controller are mounted in the main control board. The temperature sensor is electrically connected with the PLC main controller and the PLC main controller supplies power through a storage battery. An electricity storage groove is mounted in a transverse empty groove and is connected with the solar panel electrically through a photovoltaic controller. A power supply main board, a dust collector and an electric ventilation butterfly valve are mounted in a vertical empty groove. The dust collector and the electric ventilation butterfly valve are fixed in the middle part of the cleaning groove. A water level sensor is mounted on one end of an electric valve. Dust prevention is achieved and smart control is realized for inner heat dissipation. Heat dissipation and cleaning are combined together. Temperature inside the switch cabinet is appropriate and power supply is convenient.

The invention relates to an off-grid ocean current energy power generation device and a control method thereof. The off-grid ocean current energy power generation device comprises a vane wheel, wherein a rotating shaft of the vane wheel is connected with a main shaft of a first volume adjustable hydraulic pump, an inlet of the first volume adjustable hydraulic pump is connected with an oil tank, an outlet of the first volume adjustable hydraulic pump is connected with a second volume adjustable hydraulic pump and a constant displacement hydraulic motor which are connected in parallel, an output shaft of the constant displacement hydraulic motor is connected with a main shaft of the second volume adjustable hydraulic pump, a hydraulic transformer is formed by the second volume adjustable hydraulic pump and the constant displacement hydraulic motor, an outlet of the second volume adjustable hydraulic pump is connected with the oil tank, an outlet of the constant displacement hydraulic motor is connected with a variable displacement hydraulic motor, the outlet of the variable displacement hydraulic motor is connected with the oil tank, an output shaft of the variable displacement hydraulic motor is connected with a main shaft of a generator, and an output end of the generator is connected with a load. According to the off-grid ocean current energy power generation device and the control method thereof disclosed by the invention, a hydraulic transmission mode is adopted to realize the maximum power tracking control of the vane wheel and the constant frequency output control of the generator.

The invention provides a high-voltage cabinet lamp assembly and a high-voltage cabinet, and relates to the technical field of power distribution. The lamp assembly comprises a bottom box, a lamp and apanel, wherein an opening is formed in a first side wall of the bottom box; a light transmitting portion is arranged on a second side wall which is opposite to the first side wall; part of a box bodyof the bottom box is accommodated in a through hole of a cabinet door of the high-voltage cabinet; the opening and the through hole are overlapped; the lamp is arranged in the bottom box; the bottombox is provided with a wiring hole; an external power circuit is electrically connected with the lamp through the wiring hole; and the panel is detachably connected with the first side wall, and covers the through hole. According to the lamp assembly provided by an embodiment, a serviceman disassembles a panel mounted on the cabinet door, the lamp can be changed or repaired through the opening andthe through hole, the cabinet door does not need to be opened, thus, power cut is not required, and the problems that power cut is required when the lamp is required, and thus, normal power utilization of a user is affected are solved.

Disclosed is a power generation device with complementation of solar energy and biomass energy achievable. The power generation device with the complementation of the solar energy and the biomass energy achievable comprises a heat preservation water tank, wherein an evacuated collector is installed at the lower end of the heat preservation water tank, a small water tank is connected with one lateral side of the heat preservation water tank, a water inlet pipe and a water outlet pipe are communicated with the small water tank and the heat preservation water tank to form a circulation circuit, an adiabatic device is installed on the outer wall of a heat pipe in a surrounding mode, a biomass energy heater is connected with one end face of the heat pipe, a radiator is connected with the outer wall of a thermoelectric power generation component, a heat collection plate is immersed in hot water in the small water tank and is connected with the inner wall of the thermoelectric power generation component, a valve is installed near the opening of the water outlet pipe, the evacuated collector is used for collecting the solar energy, the heat preservation water tank and the small water tank are used for storing the hot water, the biomass energy heater transmits heat to the heat collecting plate through the heat pipe, the adiabatic device is installed on the outer wall of the heat pipe in a surrounding mode, and the thermoelectric power generation component generates thermal electromotive force when inside temperature is different from outside temperature to provide electric energy for lights. The power generation device with the complementation of the solar energy and the biomass energy achievable is compact in design, simple in installation, free of mechanical transmission component, and high in reliability.

The invention discloses a rain and shine dual-purpose independent toilet based on a conical solar cell panel. The rain and shine dual-purpose independent toilet comprises a toilet main body which is internally provided with an electric lamp, a hand washing sink, a squatting pan and a storage box, and a faucet is arranged above the hand washing sink; the top of the toilet main body is provided witha water storage tank, and the solar cell panel is arranged above the water storage tank; the hand washing sink communicates with the water storage tank through a water return pipeline; the squattingpan comprises a urinal, a conveying belt and a transmission mechanism, a belt wheel and a tensioning wheel are arranged below the urinal, the conveying belt is wound around the belt wheel and the tensioning wheel, and a cleaning brush is arranged below the conveying belt; and the transmission mechanism comprises a rack, a driving gear, a steering gear and a driven gear. According to the rain and shine dual-purpose independent toilet based on the conical solar cell panel, the problem of water and electricity shortage in scenic spots can be effectively solved, thus, the conditions and hygiene ofthe toilet are effectively improved, and tourist attraction of the scenic spots is improved accordingly.

The invention relates to a method for planting edible mushrooms and particularly relates to a method for planting the edible mushrooms by using an intelligent three-control photovoltaic greenhouse. The method is characterized in that parameters including temperature, humidity and carbon dioxide concentration in the photovoltaic greenhouse are controlled; the temperature in the photovoltaic greenhouse in a whole planting period of the edible mushrooms keeps at 25 DEG C; the carbon dioxide concentration is controlled to be lower than 5000PPM; the humidity in an edible mushroom mycelium growth period keeps 60%-70% and the humidity in a sporocarp growth period keeps 85%-90%. The method for planting the edible mushrooms by using the intelligent three-control photovoltaic greenhouse has the advantages that (1) the high-quality edible mushrooms can be produced all the year round; (2) the parameters in the whole growth period of the edible mushrooms are strictly controlled; the temperature, the humidity and the carbon dioxide concentration are limited in a floating range of a parameter setting value by a feedback mechanism, so as to strictly guarantee the quality of the produced edible mushrooms; (3) power utilization problems of various types of equipment can be solved by the power generation of solar cell modules so that the cost is reduced.

The invention relates to a solar multifunctional tent. A solar cell panel and a solar heat-preservation device are installed on the surface of the tent, the solar cell panel is connected with a storage battery, and a heat storage water bag of the solar heat-preservation device can be heated through a solar heat collection plate. In addition, the solar multifunctional tent is provided with an electric heating element, can perform electric heating by utilizing power of the storage battery, can achieve day and night heat preservation during camping in a field, meanwhile hot water in the heat storage water bag can be also taken out for wash or unfreezing and the like in cold days. Furthermore, the storage battery can also serve as a lighting device and a communication device for power supply, such as mobile phone. The solar multifunctional tent is especially suitable for plateau areas with intense sunlight and low air temperature.

The invention provides a clip copper sheet and a strip, and relates to the technical field of packaging and manufacturing of power semiconductor devices. The problems that an existing clip copper sheet is insufficient in heat dissipation capacity during small packaging, adhesive solder paste is prone to generating too many bubbles due to the large bonding area, and the electrical performance and reliability of a product are poor are solved. The clip copper sheet comprises a heat dissipation frame which is arranged around a chip bonding part, and one side of the heat dissipation frame is connected with a connecting part; wherein the height of the upper surface of the chip bonding part is lower than that of the upper surface of the heat dissipation frame; and the first U-shaped groove is formed in one side, far away from the connecting part, of the heat dissipation frame, extends into the chip bonding part and extends into a BUS wire of the S pole of the chip.

The invention relates to a man-made wind power plant which comprises a fan motor, a fan generator, a storage battery, a wind box, a switch and leads, etc. The plant is formed by that strong air current produced by the fan motor operating at high speed in the wind box drives the fan generator into rotation at high speed to generate electric power. The plant is applicable to various electric motor cars and solves the problem that the electric motor cars cannot charge.

The invention relates to a multilevel power generation system. One end of an insulation box is arranged on the back surface of a vacuum heat collector, clapboards are arranged inside the insulation box, and divide the insulation box into a plurality of mutually independent sealed small space, one end of a heat pipe is inserted inside the insulation box, the other end of the heat pipe is connected with a temperature difference power generation element. Two ends of the temperature difference power generation element are respectively connected with the heat pipe or a radiator, the radiator is arranged on the wall surface of a radiation terminal of the multilevel temperature difference power generation element, heat transfer working medium is filled in the sealed small space inside the insulation box, the vacuum heat collector is used for collecting solar energy, the insulation box and heat conduction oil are used for storing heat, stable temperature gradient can be provided for the multilevel temperature difference power generation element through the insulation box small space formed by the clapboards, the radiator reduces cold side temperature of the multilevel temperature difference power generation element through heat convection, end face temperature difference required in the multilevel temperature difference power generation element is formed, and electrical energy is provided for lamps and lanterns. The multilevel power generation system has the advantages of being compact in design, simple in installation, free of mechanical transmission parts, and high in reliability.