84results about How to "Realize the power generation function" patented technology

A grid-connected inverter grid-connection point voltage dynamic compensation control method, namely, a dynamic voltage amplitude wattless current IQ (U) voltage compensation control method is provided. When the voltage of a grid-connection point of a grid-connected inverter rises and exceeds the limitation on voltage deviation posed by power grid standards, the grid-connected inverter is controlled and is made to absorb a certain wattless power, such that the voltage of the grid-connection point can be restored to be in a voltage deviation range; and when the voltage of the grid-connection point voltage drops, the grid-connected inverter is controlled and is made to generate a certain wattless power, such that the voltage of the grid-connection point can be restored to be in a normal voltage range.

The invention relates to a control system for a mileage adder of a pure electric automobile, which comprises the mileage adder, wherein the output end of the mileage adder is connected with the incoming line end of a high-voltage battery pack, the outgoing line end of the high-voltage battery pack is connected with a drive motor via an inverter, the drive motor drives the whole automobile to travel through a gearbox, and the mileage adder is respectively connected with three option switches which includes the options of manual startup / manual shutdown / automation. The invention further discloses a control method of the control system for the mileage adder of the pure electric automobile. In the invention, the electric quantity of the high-voltage battery pack can be automatically monitored in real time and that when the high-voltage battery pack needs to be charged and when the high-voltage battery pack is in a shutdown state can be judged. In a word, the invention achieves the power generation function of the mileage adder for the whole automobile, lengthens the duration mileage of the automobile, prolongs the service life of the high-voltage battery pack and has simple structure and convenient use.

A novel photovoltaic pavement power generation module disclosed by the present invention comprises a power generation assembly used for the photovoltaic power generation, a light transmission bearinglayer used for a pavement load layer and used for protecting a photovoltaic power generation assembly, a supporting layer used for supporting the light transmission bearing layer, and a frame used forfixing the light transmission bearing layer and the supporting layer. A first interval is arranged between the light transmission bearing layer and the supporting layer, and the power generation assembly and a first colloid arranged along the circumferential side of the power generation assembly are arranged in the first interval. The frame is arranged at the circumferential sides of the light transmission bearing layer and the supporting layer and forms a second interval, a second colloid is arranged in the second interval, and the top of the frame does not exceed the surface of the light transmission bearing layer. The beneficial effects of the present invention are that the photovoltaic pavement power generation module has the characteristics of being high in intensity and good in economy, being deformation resistant, anti-skid, waterproof and wear resistant, a novel power generation form, namely the photovoltaic pavement power generation is formed in the photovoltaic building integrated application, and the effective development and utilization of the road illumination resources can be realized on the condition of not influencing the normal usage functions of the roads.

The invention discloses a flexible electricity generation power supply and a flexible display screen. The electricity generation power supply comprises a flexible substrate and multiple piezoelectric film electricity generation devices deposited on the flexible substrate, wherein each piezoelectric film electricity generation device comprises a lower electrode deposited on the flexible substrate, a flexible piezoelectric film deposited on the lower electrode, and an upper electrode deposited on the flexible piezoelectric film, and the upper electrode on each piezoelectric film electricity generation device is connected with the corresponding lower electrode in series. The flexible display screen comprises the flexible electricity generation power supply and multiple display units located on the flexible substrate, wherein the multiple display units are electrically connected with the flexible electricity generation power supply. The flexible electricity generation power supply solves the technical problem of flexible power supply of the flexible display screen, is matched with the flexible display screen, and can provide a usable power supply for the display screen in the absence of illumination.

The invention provides a hybrid electric vehicle self-power-generating limp system and method, and a vehicle. The hybrid electric vehicle self-power-generating limp system comprises an engine, a controller, a storage battery and a power battery pack, and further comprises a direct current converter (DCDC) and a BSG which are connected to the controller, wherein the storage battery is used for being externally connected with a whole vehicle load. When the controller detects a power supply failure of the power battery pack, a boost mode command is sent to the DCDC; the DCDC converts the low voltage of the storage battery into high voltage and provides the high voltage to the BSG; and the BSG activates a self-power-generating limp mode under the excitation of the high voltage, converts the kinetic energy transmitted by the engine into electric energy, transmits the electric energy to the storage battery through the DCDC so that the storage battery can supply power for the whole vehicle load, the problem that the BSG cannot work properly due to a power battery failure is alleviated, and personal and property safety of a driver is ensured.

The embodiment of the invention provides a power generation structure, a fabrication method thereof and an electronic device, relating to the field of manufacturing of the electronic device. The cruising ability of the electronic device can be improved by using the power generation structure. The power generation structure comprises a deformation unit and a power generation unit, wherein the deformation unit comprises a conductive polymer film layer, the conductive polymer film layer comprises electrolytic ions, the power generation unit is used for outputting voltage under the action of a mechanical force, and the deformation unit is used for generating the mechanical force on the power generation unit during deformation. The power generation unit is used for a small-sized electronic device.

The invention discloses a TMS320F2812-based unified control method for photovoltaic grid connection and power quality comprehensive management. The core of the method is the TMS320F2812 DSP control chip, a signal conditioning circuit is matched to detect a three-phase current of a power distribution network; an instant reactive power detecting algorithm is matched with a solar photovoltaic array maximun power point tracing (MPPT) algorithm to obtain a three-phase grid connection and compensating current instruction; and according to the current instruction obtained through calculation, PWM pulses are formed with a current tracing control method of hysteresis comparison and pass through an optoelectronic isolation driving power tube, the grid connection and compensating current is injected into a power grid after filtered by a filter circuit, and the functions of power quality comprehensive management and photovoltaic grid connection power generation are achieved at the same time. The control method achieves unified control of the photovoltaic grid connection and the power quality comprehensive management based on the TMS320F2812 DSP control chip, enables the capacity of a photovoltaic grid connection power generating device to be fully utilized, eliminates unfavorable effects on the power distribution network caused by frequent switches of a grid connection system, promotes the use ratio and the cost performance of the device and has very high actual application value.

The invention discloses a body-building and electricity-generating tai chi tray sports machine. The invention consists of a left tai chi tray power input device, a right tai chi tray power input device, a movement accelerating device, a generating device and a machine frame body. When a person grasps the handle on the tai chi tray to turn the tai chi tray to move the upper limb joints for body-building, the power is transmitted by the left tai chi tray power input device and the right tai chi tray power input device to the movement accelerating device. The movement accelerating device accelerates the hand rotating speed of the tai chi tray and transmits to the generating device to convert the kinetic energy into electricity during movement. The community body-building and electricity-generating tai chi tray sports machine collects the energy consumed during the upper limb movement for body-building on the tai chi tray sports machine and convert the consumed energy into electricity which is stored in the energy storage cell for daily lighting, communication and recreation. The invention improves the sports performance of simple community outdoor tai chi tray sports machine and integrates body-building and electricity generating as a whole, thus being novel sports equipment.

The invention discloses a pumped-storage hydroelectric plant applied to an ecological reservoir and a sewage treatment method. The pumped-storage hydroelectric plant comprises a slope, a lower reservoir and an upper reservoir; a water pumping pipe and a sluiceway are arranged between the upper reservoir and the lower reservoir, respectively; a combined water suction pump is arranged on the water pumping pipe; a turbine generator is arranged on the sluiceway; an aerator is arranged at the bottom end of the upper reservoir; a concrete retaining wall is arranged to surround the upper reservoir; a wind driven generator is arranged at the upper end of the concrete retaining wall; a solar panel is arranged at the upper end of the concrete retaining wall. The sewage treatment method comprises the steps of (a) construction preparation, (b) surveying and setting out, (c) foundation pit excavation, (d) water pumping pipe construction, (e) sluiceway construction, (f) slope foundation pouring, (g) slope preparation construction, (h) vegetation planting, (i) lower reservoir excavation, (j) upper reservoir excavation, (k) water diversion, water pumping (l) and (m) sluicing. The pumped-storage hydroelectric plant is capable of producing the electric energy by virtue of energy conversion, and also capable of changing dead water into running water and improving the water quality.

The invention discloses a single water turbine type dispersed filling and emptying system with the function of power generation. The single water turbine type dispersed filling and emptying system is characterized by comprising a lock chamber; the upstream end and the downstream end of the lock chamber are provided with an upper gate and a lower gate respectively; the upstream side of the upper gate is provided with a water inlet of an upper water delivery gallery, a water outlet of the upper water delivery gallery is connected to one end of a gallery straight segment, and the other end of the gallery straight segment is connected with one end of a long gallery, and the other end of the long gallery is connected with a gate bottom water outlet; a water turbine is arranged in the gallery straight segment which is further connected with a lower water delivery gallery through a lock chamber long gallery; and a water outlet of the lower water delivery gallery is positioned at the downstream side of the lower gate. By matching different valve opening and closing schemes, the single water turbine type dispersed filling and emptying system realizes the function of generating power during the normal operation of a ship lock, and the function of generating power similar to the function of a tidal power station is achieved by that water flow can drive the water turbine to make two-way rotation during filling water into and emptying water from the lock chamber.

The invention relates to a bus, in particular to an energy-saving and lighting handrail used for a bus. The energy-saving and lighting handrail used for the bus comprises a mounting body, a transmission device, a handle, an electricity generating module and an electricity storing module. the mounting body is connected with a handrail frame in the bus, the transmission device is arranged on the mounting body, and the handle is connected with the transmission device; the electricity generating module is connected with the mounting body, the electricity storing module is arranged on the mounting body, and the electricity storing module is connected with the electricity generating module. The energy-saving and lighting handrail used for the bus adopts a ratchet wheel pawl transmission used for filling and mining to transmit, the one-way rotating demand of an existing electricity generating module is met, and through the design of the direction of turning of a pawl, the electricity generating function can be achieved in the bidirectional process of the front and back movements of the handle; and kinetic energy generated in the bus running process of passengers in the bus is changed into lighting electric energy, energy loss can be greatly reduced, and energy can be saved.

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 discloses an arc-shaped multilayer perforated floating breakwater structure with a wave power generation device, and belongs to the technical field of breakwater structures. The arc-shaped multilayer perforated floating breakwater structure comprises a sand beach; an impounding reservoir assembly is placed at the top of the sand beach; a hydroelectric generation blade assembly is arranged in the impounding reservoir assembly; a water inlet is formed in the top of the outer side of the impounding reservoir assembly; and a water guide groove assembly is arranged on the inner wall of the impounding reservoir assembly. Seawater enters the impounding reservoir assembly through a water retaining and guiding plate assembly, and the water guide groove assembly is matched with the hydroelectric generation blade assembly to achieve the further power generation function; a wind power generation plate assembly is blown by wind power and a circular barrel assembly is driven to rotate, so that the wind power generation function is achieved; and a curved wind power generation assembly is blown by wind power to move, so that wind power generation is further carried out through generated vibration, and the functions of buffering sea waves and generating power through the sea waves are achieved.

The invention discloses a bearing with a power generation function. A ring-shaped rotor is fastened to an inner bearing ring. All roller pins are evenly installed on a roller pin retaining ring. The roller pin retaining ring is fastened to the outer ring face of the ring-shaped rotor. A roller pin guide rail ring is fastened to the inner ring face of a ring-shaped stator. An outer bearing ring is fastened to the outer ring face of the ring-shaped stator. All the roller pins are limited to roll in the roller pin guide rail ring. The ring-shaped rotor is evenly provided with multiple pieces of magnetic steel in the circumferential direction of the circular ring of the ring-shaped rotor. The ring-shaped stator is evenly provided with a plurality of copper wire windings in the circumferential direction of the circular ring of the ring-shaped stator. All the copper wire windings are connected in series continuously and a pair of leads is led out from the copper wire windings. The magnetic steel forms a magnetic field. When the inner bearing ring rotates, a magnetic force line is cut by the copper wire windings, and an electric current is generated. According to the bearing with the power generation function, a power generation mechanism and the bearing structure are reasonably assembled into a whole, so that the bearing is simple in structure and small in size; on the premise that the power generation function of the bearing is achieved, the relatively simple bearing structure is maintained.

The invention discloses a portable power source and relates to the technical field of portable power sources. The portable power source is used for solving the problem that electronic products can not continue to be used when electric quantity is insufficient outdoors. According to the portable power source, a slider-crank mechanism is arranged in an inner cavity of an inner cylinder, a slider of the slider-crank mechanism can move along the axis of the inner cylinder, the free end of the slider is fixedly connected with a spring, the other end of the spring is fixed to a first end cover located at one end of a shell body, a crank of a crank-link mechanism is fixedly connected with a rotary shaft of a power generator located in the inner cavity of the inner cylinder, the power generator is electrically connected with a storage battery through a wire, a second end cover is arranged at the other end of the shell body, a power output interface is formed in the second end cover, and the power output interface is electrically connected with the storage battery through a wire. The portable power source is simple in structure, portable, capable of generating power as long as people move and high in power generation efficiency, and the problem that electronic products can not continue to be used when electric quantity is insufficient outdoors is effectively solved.

The invention relates to a navigation system with a light-shading function and for a new energy automobile. The navigation system comprises a main body, a display screen and at least two control buttons, and further comprises a light-shading mechanism, a central control mechanism and two damping mechanisms. The light-shading mechanism comprises a second solar panel, a driving assembly, an air cylinder, a first fixing rod, a third fixing rod, two first solar panels, two guiding assemblies and two transmission assemblies. Each damping mechanism comprises a supporting rod, a second transmission rod, a second telescopic rod, two second springs, two first transmission rods and two damping assemblies. In the navigation system with the light-shading function and for the new energy automobile, through the light-shading mechanism, the illumination intensity on the display screen is reduced, the definition of the display screen is improved, not only that, through the damping mechanisms, vibration of navigation in the driving process is reduced, so that the accuracy of reading navigation information by people is improved, and practicability of the navigation system is further improved.

The invention provides an intelligent new energy LED street lamp and a control method thereof. The LED street lamp comprises a base, a cabin door module, a lamp post, one or multiple lamp caps provided with LED light sources, a solar cell module, a wind power generation device, a photosensitive sensor, an infrared receiver and a wireless communication module. The intelligent new energy LED street lamp is diversified in function, high in energy utilization rate, reasonable in integrated design and capable of achieving energy conservation, environmental protection, monitoring intelligentization, control intelligentization and the like.

The invention discloses a mobile multifunctional municipal greening isolation guardrail. The mobile multifunctional municipal greening isolation guardrail comprises a guardrail body, a lower cross bar assembly is arranged under the guardrail body, a lower guardrail is fixedly welded on the lower cross bar assembly, a middle cross bar assembly is fixedly welded on the lower guardrail, an upper guardrail is fixedly welded on the middle cross bar assembly, an upper cross bar assembly is installed on the upper guardrail, light-emitting transistors are installed between the middle cross bar assembly and the upper cross bar assembly, stand columns are installed on the two sides of the guardrail body, the upper portion of each stand column is fixedly connected with a support through a support column, a guardrail support is installed under each stand column, and a wheel shaft is installed under each guardrail support. The mobile multifunctional municipal greening isolation guardrail is simple in structure and novel in design and has the advantages of power generation, convenient movement, illumination and environment beautifying.

The invention relates to a power generation device collecting wind energy through pitching-swinging coupled motion of flapping wings. The power generation device comprises rocking arms, the flapping wings and magnetofluid generators. A telescopic device is hinged to the upper portion of each rocking arm, air cylinder structures rotating back and forth by cooperating with swinging motion of the rocking arms are arranged on the lower portions of the rocking arms, and a sealed chamber is arranged in each air cylinder structure. The flapping wings are movably arranged on the upper portions of therocking arms in a sleeving manner, and the other ends of the telescopic devices are hinged to one sides of the flapping wings. Each magnetofluid generator comprises a C-shaped permanent magnet, magnetofluid which is opposite to the C-shaped permanent magnet and is used for cutting a magnetic field and an electrode connected with the magnetofluid through a circuit. The C-shaped permanent magnets are arranged outside the air cylinder structures in a sleeving manner. The magnetofluid is arranged in the chambers, the magnetic fields generated by the C-shaped permanent magnets are cut in the process that the magnetofluid rotates back and forth along with the air cylinder structures, and therefore voltages and currents are generated and are output through the electrodes. According to the power generation device, the structure is simple and compact, power is generated by providing main power through wind energy, energy is saved, and effective power generation can be carried out.

The invention relates to an Internet-of-Things-based intelligent telemedicine device with strong endurance capability, the Internet-of-Things-based intelligent telemedicine device comprises a main body, a connecting belt, a detecting piece, a pressure sensor and a display screen, wherein two ends of the main body respectively sleeve both ends of the connecting belt. The detecting piece is disposedon an inner side, away from the main body, of the connecting belt, the pressure sensor is disposed on a side, close to the main body, of the detecting piece, the display screen is disposed above themain body, the main body is internally provided with a fastening mechanism and a power generating mechanism, the fastening mechanism comprises a connection assembly and two fastening components, and the connection assembly comprises a driven friction wheel, a connecting shaft, a worm, a worm wheel and a connecting rod. The fastening function of the Internet-of-Things-based intelligent telemedicinedevice with the strong endurance capability is realized by the fastening mechanism, and the power generation function of the Internet-of-Things-based intelligent telemedicine device with the strong endurance capability is realized by the is realized by the power generation mechanism.

The invention discloses a novel roof photovoltaic solar tile. The novel roof photovoltaic solar tile comprises a mounting substrate, a photovoltaic module, a junction box, an upper direct-inserting type connector and a lower direct-inserting type connector matched with the upper direct-inserting type connector, wherein the middle part of the mounting substrate is concave downwardly to form a concave position used for mounting the photovoltaic module; and a circuit slot position is longitudinally arranged on the concave position. The novel roof photovoltaic solar tile is creative and reasonable in design, and greatly simplifies the mounting procedures of a user by virtue of the connection structure of the upper direct-inserting type connector and the lower direct-inserting type connector; meanwhile, wiring is convenient due to the circuit slot position; in addition, by virtue of matching between left and right side connecting parts and upper and lower clamping parts on the mounting substrate, rapid splicing construction is realized, the mounting efficiency is improved, construction is convenient, rapid, safe and reliable, architectural aesthetics is satisfied, long service life is achieved, and energy saving and environment protection are realized; and furthermore, the novel roof photovoltaic solar tile is simple in overall structure and capable of being placed in a stacked manner, so that convenience is brought to packaging and transporting, and the transporting cost is lowered.

The invention discloses a self-powered type streetlamp with a lifting function. The self-powered type streetlamp comprises a lamp post and a foundation embedded piece. The lamp post is fixedly arranged on the foundation embedded piece. A controller is arranged on the outer side of the middle portion of the lamp post. A top plate is arranged at the top end of the lamp post. A solar film plate is arranged on the top face of the top plate. A drive box is arranged below the top plate and internally provided with a storage battery and a lifting device. The self-powered type streetlamp has the beneficial effects that an air pump is used for driving a supporting rod in a sleeve to move so that the lighting height of a lighting lamp can be adjusted, streetlamp production specification consistencyis guaranteed, the usage requirements of different installing road conditions are met, and the streetlamp production die and equipment input cost is reduced.

The invention discloses a self-checking method and system applied to network side relay topology in an energy storage inverter, and belongs to the technical field of power electronics and electricians. A relay combination detection method is adopted. When a power grid is normal, the network side relay topology needs to be self-checked before the energy storage inverter operates normally, and the inverter in a main circuit of the energy storage inverter does not work at the moment, and the method comprises the following three steps: 1, detecting whether a short-circuit fault and an open-circuitfault happen to a contact of a first bridge arm of the network side relay topology or not; 2, detecting whether a short-circuit fault and an open-circuit fault happen to a contact of a second bridgearm of the network side relay topology or not; 3, detecting whether a short-circuit fault and an open-circuit fault happen to a contact of a third bridge arm of the network side relay topology or not;the method is simple and reliable, can be applied to a digitally controlled energy storage inverter system, and is easy to program and implement.

The invention provides a solar-gas combined triple-generation system with gradient utilization of thermoelectric power generation. The system comprises a solar cooling-heating-electricity triple-generation system, a gas cooling-heating-electricity triple-generation system and a thermoelectric power generation system. According to the solar-gas combined triple-generation system, three functions ofefficient cooling, heating and power generation and combination thereof are achieved mainly through solar heat-collection power generation and gas-thermoelectricity technologies, under the condition of enough solar irradiance, the solar-gas combined triple-generation system is used for heating a room or making hot water by utilizing solar energy as a low-temperature heat source, under the condition of insufficient solar irradiance, the solar-gas combined triple-generation system is used for heating a room or making hot water by utilizing gas as energy, hot water can be made during indoor cooling in summer, and the solar-gas combined triple-generation system can continuously, stably and efficiently operate without limitation of weather; meanwhile, the thermoelectric power generation technology is utilized, waste heat generated in the system operation process is subjected to gradient utilization of energy, and thus the comprehensive energy efficiency ratio of the system is improved.

The invention discloses a device for generating electricity by utilizing a double-person rotating big wheel. The device for generating electricity by utilizing the double-person rotating big wheel comprises a column body. Two hand wheels are respectively connected on the column body through two hand wheel shafts located on two sides of the top ends of the column body. A double-shaft generator is installed on the column body. Overrun clutches and chain wheels are installed on drive shafts of the double-shaft generator. Chain wheels are also arranged on the hand wheel shafts. The chain wheels arranged on the hand wheel shafts are meshed with the chain wheels arranged on the double-shaft generator through chains, wherein the double-shaft generator is provided with two drive shafts. The drive shafts can respectively or simultaneously rotate, and finally rotors of the generator can be driven to rotate. Electric energy is generated. The overrun clutches can enable the drive shafts to finally drive the rotors of the generator to rotate when the drive shafts rotate along the same direction. When the drive shafts rotate along the reverse direction, only slipping occurs, namely the rotors of the generator can not be driven to rotate. Finally, rotation of the hand wheel shafts is driven by rotation of the hand wheels, rotation of the drive shafts is driven by transmission of hand wheels and chains, and finally the rotors of the generator are driven to rotate and the electric energy is generated.

The invention provides a fabric for generating electricity by mean of airflow and a preparation method and application of the fabric. The fabric is in a double-layer structure design, and comprises asurface layer fabric and an inner layer fabric which are overlapped with each other but not interwoven, as well as an airflow space which is formed between the surface layer fabric and the inner layerfabric; at least one opening is formed in the surface layer fabric; and one of the surface fabric and the inner fabric is a flexible magnetic yarn fabric, and the other is a flexible conductive yarnfabric. With the arrangement, external airflow can enter the airflow space in the middle of a double-layer structure through the opening for circulation to drive the surface layer fabric to generate deformation and cut magnetic induction lines to generate electromagnetic induction current, so that the electricity generation function is realized, the defect that an existing wearable device can be used normally only by relying on external power supply or cooperating with an energy storage device is overcome, and the development of the wearable device in the trend of light weight, convenience andintelligence is facilitated. The preparation method provided by the invention is simple to operate, and the composition, structure and performance of a material can be adjusted and controlled according to the practical application.

The invention discloses a pumped-storage hydroelectric plant applied to an ecological reservoir and a sewage treatment method. The pumped-storage hydroelectric plant comprises a slope, a lower reservoir and an upper reservoir; a water pumping pipe and a sluiceway are arranged between the upper reservoir and the lower reservoir, respectively; a combined water suction pump is arranged on the water pumping pipe; a turbine generator is arranged on the sluiceway; an aerator is arranged at the bottom end of the upper reservoir; a concrete retaining wall is arranged to surround the upper reservoir; a wind driven generator is arranged at the upper end of the concrete retaining wall; a solar panel is arranged at the upper end of the concrete retaining wall. The sewage treatment method comprises the steps of (a) construction preparation, (b) surveying and setting out, (c) foundation pit excavation, (d) water pumping pipe construction, (e) sluiceway construction, (f) slope foundation pouring, (g) slope preparation construction, (h) vegetation planting, (i) lower reservoir excavation, (j) upper reservoir excavation, (k) water diversion, water pumping (l) and (m) sluicing. The pumped-storage hydroelectric plant is capable of producing the electric energy by virtue of energy conversion, and also capable of changing dead water into running water and improving the water quality.

The invention discloses an aesthetic-design-based roof building, comprising a building body; walls are arranged on the left and right of the building body, the front of the building body is provided with a plurality of windows, art glass is mounted on each window, the front of the building body is also provided with an art door, and glass tiles are arranged at an eaves of a roof of the building body; art lamp rails are arranged at the periphery of the roof, a platform is arranged at the center of the roof, and solar tiles are mounted on the platform. The art glass and art doors / windows are well combined in the roof building so that the whole building is aesthetical; by providing the art lamp rails, practicality and artistry are effectively combined. The solar tiles meet architectural aesthetics; by uniformly integrating traditional building tiles and solar power technology, power generation is achieved at the premise of maintaining traditional architectural styles, and solar power generation is imparted aesthetic value.

A power generation window screen comprises multi-layer gauze, a converter and a capacitor. The gauze comprises an outer current collection layer, an outer electrical discharge layer, an inner currentcollection layer and an inner electrical discharge layer, all of which are sequentially distributed from outside to inside. The outer current collection layer and the inner current collection layer are electrically connected through a power generation circuit, and the converter and the capacitor are electrically connected through a power generation circuit. The power generation window screen has the beneficial effects that electric charges are generated through sounds, vibration, human walking and flowing friction of door opening and closing air and are collected and stored, and the function of power generation is achieved through the multi-layer structure of the window screen.

The invention discloses electricity generation window gauze, which comprises a multilayer gauze element, a converter and a capacitor, wherein the gauze element comprises an outer electricity collection layer, an outer electricity discharge layer, an inner electricity discharge layer and an inner electricity collection layer; the outer electricity collection layer, the outer electricity discharge layer, the inner electricity discharge layer and the inner electricity collection layer are distributed in sequence from exterior to interior; the outer electricity collection layer and the inner electricity collection layer are electrically connected with the converter by an electricity generation circuit; and the converter is electrically connected with the capacitor by the electricity generationcircuit. The electricity generation window gauze has the beneficial effects that charges are generated by friction by sounds, vibration, human walking, the opening and closing of a door and the flowof wind, and are collected and stored, and the electricity generation function is realized by the multilayer structure of the window gauze.