124results about How to "Realize energy storage" patented technology

The present invention provides a multi-source photoelectric integrated power supply, storage and saving method and a device. The device system is at least provided with a wind power storage unit and a photoelectric storage unit and can also be increasedly provided with a circuit redundancy storage unit to simultanesouly implement the energy recovery at a plurality of points. The method complements the energy time difference of nature so as to meet the work requirement of the system when multiple points carry out power storage, charging and supply to one point by the intelligent control method. The present invention can recover and store the optical energy at the same time of using power for illumination; the fully charged battery can directly light a plurality of lamps. In addition, the power in the battery can be DC/AC converted so as to drive fan, computer, TV and other household appliances, thus achieving the aim of fully utilizing the energy of the nature and combining with commercial power to save energy through the system optimization treatment. The present invention adopts a plurality of technologies for comprehensive treatment of light, wind and power and optimal utilization and the energy saving rate is up to 89.2%.

The invention discloses a variable-rigidity flexible drive for a lower-limb ankle joint exoskeleton robot. The variable-rigidity flexible drive comprises an external frame, a driving motor, a gear transmission mechanism, a worm and gear mechanism, a torsion spring driving end, a torsion end, a turntable poking fork mechanism, a step shaft and a terminal actuation piece; the step shaft is respectively connected with the worm and gear mechanism, the torsion spring driving end, the turntable poking fork mechanism and the terminal actuation piece; the driving motor and the worm and gear mechanism are connected through the gear transmission mechanism; the torsion spring driving end is connected with the turntable poking fork mechanism through the torsion spring; and the worm and gear mechanism transfers a motion to the torsion spring driving end so as to compress the torsion spring to drive the turntable poking fork mechanism to move. The spring is compressed to change an included angle between a spring compression direction and a stress direction to satisfy the variable rigidity requirements of an ankle joint exoskeleton mechanism; the functions of energy storage and energy release of an elastic element in a walking phase are fully used; an active driving motor only performs driving in the proper phase; and the characteristic of low power consumption is achieved.

The invention discloses an electrothermal energy storage system. The electrothermal energy storage system comprises a heat pump system, a heat-storage and cold-storage system and a heat engine system, wherein the heat pump system comprises a motor, a compressor, a heat-storage heat exchanger and a cold-storage heat exchanger; and the heat-storage and cold-storage system comprises a low-temperature storage tank, a high-temperature storage tank and a normal-temperature storage tank. By the system, electric power can be stored. Moreover, the electrothermal energy storage system is small in occupied space, does not depend on petrochemical fuels, and has little influence on an ecological environment.

The invention provides a multi-grade heat pump type double-pot salt melting and energy storage power generation system. The multi-grade heat pump type double-pot salt melting and energy storage powergeneration system comprises: a high-temperature salt melting pot, a low-temperature salt melting pot, a high-temperature antifreeze fluid pot, a low-temperature antifreeze fluid pot, a compressor, a first heat pump, a low-temperature salt melting pump, a high-temperature salt melting pump, a turbine, a second heat pump, a high-temperature antifreeze fluid pump, a low-temperature antifreeze fluid pump, a first heat exchanger, a second heat exchanger and a power generator; and electric energy and heat energy can be transformed into each other through selectively opening one or more of the high-temperature salt melting pot, the low-temperature salt melting pot, the high-temperature antifreeze fluid pot, the low-temperature antifreeze fluid pot, the compressor, the first heat pump, the low-temperature salt melting pump, the high-temperature salt melting pump, the turbine, the second heat pump, the high-temperature antifreeze fluid pump, the low-temperature antifreeze fluid pump, the firstheat exchanger, the second heat exchanger and the power generator. The multi-grade heat pump type double-pot salt melting and energy storage power generation system provided by the invention can realize stable output of renewable energy source power including wind power or photovoltaic power generation and the like, has the effect of balancing power supply and demand and can realize large-scale energy storage and realize the advantages of energy storage and peak regulation; and the problem of the energy storage of renewable energy sources is solved.

The invention discloses a reel type wrist strap structure applied to wearable equipment. The reel type wrist strap structure comprises a fixed seat, a rotating shaft, a rotating shaft, a rotating shaft sleeve and a rotating shaft sleeve, the rotating shaft is rotatably arranged on the rotating shaft hole; the root part of the winding tape is arranged on the rotating shaft; the winding tape is in awinding state or an extending state on the rotating shaft; and the torsion part is connected with the rotating shaft, and the torsion part provides torsion for tightening the winding belt for the rotating shaft. The invention further discloses a wearable device applying the reel type wrist strap structure. Due to the fact that the reel type watchband is adopted, occupied space of the wearable device is saved, operation is convenient, and space is saved.

The invention relates to an energy storage device which comprises an energy storage assembly, an energy storage connecting disc assembly, a release gear, an energy storage elastic plate assembly and an energy storage release switch, wherein the energy storage assembly and the energy storage connecting disc assembly are cylindrical; one end surface of the energy storage connecting disc assembly is rotationally connected onto one end surface of the energy storage assembly; the release gear is round; the other end of the energy storage connecting disc assembly is rotationally connected onto one end surface of the release gear; the energy storage elastic plate assembly is used for converting kinetic energy of the energy storage assembly into own elastic force, and fixedly mounted in the energy storage connecting disc assembly or between the energy storage connecting disc assembly and the release gear; and the energy storage release switch is used for fixing or rotating the release gear and fixedly connected with the release gear. The energy storage device provided by the invention has the advantages that through arrangement of the energy storage assembly, the energy storage connecting disc assembly, the release gear and the energy storage elastic plate assembly, the energy storage assembly can be rotated, the kinetic energy of the energy storage assembly can be converted by the energy storage elastic plate assembly into the own elastic force of the energy storage elastic plate assembly, and then energy storage can be achieved. Accordingly, the whole energy storage process is simple and easy to achieve.

The invention relates to an ocean surge perpendicular power generation technology, and belongs to the field of new energy. According to the ocean surge perpendicular power generation technology, surge ascending kinetic energy and gravity potential energy of the fluctuation height of inshore surges in the perpendicular direction are made full use of, pulsation kinetic energy of movement of tides, surges and the like in the horizontal direction is used, energy of relative movement of a floating cabin is transmitted to an electromotor arranged at the stationary coordinate position through cables by using a geodetic coordinate zero point, power generation can be carried out, and high-efficiency power generation through large surges and small surges is achieved. Matrix type group high-capacity power generation is achieved at the position above the sea surface and the position of underwater through an integral reinforced concrete truss square cage type networking structure, namely, the capacity of achieving high-capacity power generation through the small-area sea surface is achieved. The ocean surge perpendicular power generation technology has the advantages of being small in investment, easy to construct, good in wind resistance, good in environmental adaptability, high in economic benefit and long in service life, and is an optimal electric energy conversion technology for ocean surge energy, and is a new energy technology which protects the environment and is renewable, and the requirement of economic development of the coastal areas and islands for electricity utilization is fully met.

The invention discloses a park pavilion. The park pavilion comprises a central pavilion column, edge pavilion columns as high as the central pavilion column and evenly distributed around the central pavilion column, a bowl-shaped rain gathering top located at the top end of the central pavilion column and open upwards, flat-plate pavilion edges located at the top ends of the edge pavilion columns, and a hollow platform located at the bottom ends of the central pavilion column and the edge pavilion columns and capable of storing water for breeding fishes; the central pavilion column is a hollow column open in two ends, and a water collecting pipe is arranged in the inner cavity; one end of the water collecting pipe is connected with the bottom end of the rain gathering top, while the other end of the rain gathering top extends into the hollow platform; a watching groove and a feeding hole are formed in the top surface of the hollow platform; a transparent glass is paved on the watching groove for sealing; a water overflow hole and a water feeding hole are formed in the side surface of the hollow platform, and the water feeding hole is connected with a water faucet. The park pavilion is simple in structure, easy to fabricate, safe and reliable, high in practicability, moveable or permanent in arrangement, and high in steadiness after mounting; the park pavilion is capable of gathering rainwater and breeding fishes, and also capable of providing visitors with water for temporary use; as a result, the water resources are utilized thoroughly, and energy conservation and environmental protection are realized.

The invention discloses a Tokamak plasma disruption energy processing device and processing method. The Tokamak plasma disruption energy processing device comprises a voltage dependent resistor, a pulse capacitor unit, a resistance unit, an invert unit and a control unit; the voltage dependent resistor, the pulse capacitor unit and the resistance unit are parallelly connected in sequence between the positive pole and the negative pole of a direct current bus, and the positive pole and the negative pole of the pulse capacitor unit and the positive pole and the negative pole of the direct current bus are correspondingly connected; the positive pole of an input end of a direct current side of the invert unit is connected with the positive pole of the direct current bus, and the negative pole of the input end of the direct current side of the invert unit is connected with the negative pole of the direct current bus. The Tokamak plasma disruption energy processing device and processing method are mainly applied to the controllable nuclear fusion Tokamak plasma disruption energy processing, a multiprocessing function of processing energy storage, energy absorption, energy consumption and energy feedback recycle is achieved, the plasma disruption energy transmitted by a plasma coupled coil can be effectively absorbed and processed, and the Tokamak plasma disruption protection and the energy recycling are achieved.

The invention discloses an offshore floating type wind turbine generator with an energy storage device, and an electric energy absorption method. The offshore floating type wind turbine generator comprises a fan, a tower drum, a box body structure and a plurality of air storage tanks, wherein the fan, the tower drum and the box body structure are sequentially connected from top to bottom, the airstorage tanks are arranged on the periphery of the box body structure at equal intervals, a compressor and a micro turbine are arranged in the box body structure, and the compressor is communicated with inlets of the air storage tanks; outlets of the air storage tanks are communicated with a working medium inlet of the micro turbine, and the air storage tanks are filled with compressed air; an anchoring support is arranged on the periphery of the box structure, the anchoring support is connected with an anchoring device through a catenary, and the anchoring device is fixed to the seabed; a balance weight is arranged in the box body structure; the electric energy input end of the compressor is connected with the electric energy output end of the wind turbine generator; and compressed air inthe air storage tanks serves as an energy storage medium, meanwhile, and also can provide buoyancy for the fan to reduce the acting force of stormy waves on the fan and keep the fan stable, and meanwhile electric energy of the wind turbine generator can be absorbed.

The invention relates to the technical field of power-assisted robots, in particular to a passive flexible knee-ankle joint power-assisted exoskeleton robot. Comprising an exoskeleton support and a pair of energy recovery and release devices. Each energy recovery and release device comprises an input clutch mechanism, an energy storage mechanism and an output mechanism; in a knee joint bending stage, a first flexible cable or a second flexible cable pulls a corresponding input transmission pulley to rotate, so that an input transmission gear and a transmission inner gear ring are in meshed transmission, and energy storage of an energy storage spring is realized; in an ankle joint power assisting stage, a steering engine gear is in gear meshing transmission with a transmission rack, so that a clutch gear is meshed with an output transmission gear and an output transmission pulley at the same time, an energy storage spring releases stored energy, and a third flexible cable is stretched to pull a foot plate upwards to move; therefore, part of negative work done by the knee joint during stretching is collected in a mode of assisting the knee joint in doing negative work, part of negative work generated by the knee joint during bending is also absorbed, and the negative work collecting efficiency is higher when the negative work collecting device is used for collecting negative work.

The invention discloses an air conditioner, a control method and device thereof and a storage medium. The control method comprises the following steps of obtaining indication information, wherein the indication information at least comprises a first time point used for indicating a user to enjoy the air conditioner; determining a first operating parameter of normal operation of the air conditioner, wherein the first operating parameter at least comprises a first set temperature of normal operation of the air conditioner; determining a set duration of the air conditioner in an off-peak power saving state based on the first set temperature and the environment temperature of the air conditioner; determining a second time point at which the air conditioner is started in advance based on the charging information of power consumption time-sharing charging, the first time point and the set duration; and controlling the air conditioner to operate for the set duration in the off-peak power saving state with the second time point serves as a starting point. According to the embodiments of the invention, the air conditioner can operate in the off-peak power saving state in advance to realize air energy storage, so that the electricity consumption in the peak period is reduced, the electric charge expenditure can be saved, and the user experience in the power grid power limiting period can be effectively improved.

The invention relates to a movable solar cell charging pile which comprises a framework, a solar cell module, a photo-voltaic controller, a storage battery, a power supply unit and a moving unit. The solar cell module is installed on the framework. The photo-voltaic controller and the storage battery are contained in the framework. The power supply unit is used for supplying power to equipment. The moving unit is installed on the framework to make the charging pile move. Light energy is converted into electric energy through the solar cell module, then the electric energy is stored in the storage battery through the photo-voltaic controller, and the electric energy stored in the storage battery supplies power through the power supply unit. The charging pile can be moved everywhere conveniently, and is high in efficiency at various angles and in various directions.

The invention relates to the heat dissipation field and provides a composite heat dissipation system. The composite heat dissipation system includes a phase change structure and a vacuum chamber soaking plate which abut each other, wherein the phase change structure includes a rib, liquid metal alloy and an outer chamber, multiple ribs are disposed in the outer chamber at intervals, and the liquid metal alloy is loaded in a hollow structure formed by the outer chamber and the ribs. The composite heat dissipation system is advantaged in that heat transferred to the vacuum chamber soaking plate in one direction is transferred to other directions of the vacuum chamber soaking plate through the liquid metal alloy, the heat is absorbed and liquefied by utilizing the solid metal alloy in the outer chamber, heat dissipation efficiency of the vacuum chamber soaking plate is effectively enhanced, moreover, the waste heat of the vacuum chamber soaking plate is reduced, and heat dissipation of the vacuum chamber soaking plate and energy storage of the phase change material are realized.

The invention discloses an electricity taking device utilizing the leakage current of a valve plate of a lightning arrester and a working method thereof. The leakage current in the valve plate of thelightning arrester is collected through an electricity taking and protecting module, that an electricity taking circuit is not affected when the lightning arrester acts and high-amplitude impact current occurs is guaranteed, and an energy storage module is charged after the leakage current is rectified; when a voltage of the energy storage module reaches a first set value, a single-chip microcomputer module controls a switch module to be switched on, and a battery is charged through a DC-DC module and a battery management module; when the voltage of the energy storage module drops to a secondset value, the single-chip microcomputer module controls the switch module to be turned off, and the energy storage module enters a charging state again; when the lithium battery pack is fully charged, the single-chip microcomputer module conducts a discharge module according to the electric quantity information provided by the battery management module when the electric quantity of the lithium battery is saturated, so the energy storage module discharges energy, and the power output of the DC-DC module is locked; the battery management module ensures over-charge and over-discharge protection,input under-voltage protection, chip over-temperature protection and current-limiting protection of the battery.

The invention discloses a combined cooling heating and power energy storage system and method based on liquid carbon dioxide storage. The combined cooling heating and power energy storage system comprises a solar photovoltaic/wind power generation system, an energy storage subsystem, an energy release subsystem, a heat storage and supply system and a cold storage and supply system. The solar photovoltaic/wind power generation system is connected with the energy storage subsystem through a driving motor, and the energy storage subsystem is connected with the heat storage and supply system through a first heat exchanger; the energy release subsystem is connected with the energy storage subsystem through a second carbon dioxide liquid storage tank; the energy release subsystem is connected with the heat storage and supply system through the second heat exchanger; the cold storage and supply system is connected with the energy storage subsystem through the first refrigeration heat exchanger and connected with the energy release subsystem through the second refrigeration heat exchanger. Carbon dioxide serves as an energy storage medium, surplus new energy electric power of a community is stored based on liquid phase storage of carbon dioxide, meanwhile, heat energy and cold energy utilization in the energy storage and release process is optimized, the requirements for heat supply, cold supply and the like of resident life can be met while electricity storage is met, and a meaningful thought can be provided for construction and development of a community micro-grid.

The invention discloses a spring operating mechanism of a circuit breaker. The mechanism comprises a switching-on assembly, an switching-off assembly, a transmission assembly and an output assembly which are connected in a shell frame; the output assembly comprises an output shaft and an output crank arm connected to the output shaft. The switching-on assembly comprises a switching-on half shaft and an energy storage maintaining latch connected to the switching-on half shaft. The transmission assembly comprises an energy storage shaft, the energy storage shaft is connected with a closing spring, and the energy storage shaft rotates to compress the closing spring to realize energy storage; the energy storage shaft rotates to drive a first roller on a cam on the energy storage shaft to be incontact connection with the energy storage maintaining latch to achieve energy storage maintaining; the switching-on spring is reset to realize switching-on; the switching-on spring resets to drive aswitching-on keeping latch on the energy storage shaft to rotate, and the switching-on keeping latch is in contact connection with a third roller on the output crank arm to realize switching-on keeping; the switching-off assembly is used for switching-on. According to the invention, part reuse is achieved, the total number of parts is greatly reduced, and the beneficial effects of being simple instructure and high in reliability are achieved.

The invention discloses an energy storage manner. According to the energy storage manner, the buoyancy action and the gravity action of seawater are utilized, the energy generated by wind power is stored when offshore wind power is in low-peak demand for electricity, and the energy is released when no wind exists at sea, and a power grid is in the peak demand for electricity.

The invention discloses a deep peak shaving system and method for a compressed air energy storage coupled thermal power generating unit. A turbine is connected with a first generator, the first generator is connected with a compressor, and the compressor is connected with a heat inlet of a condenser. A heat outlet of the condenser is divided into two paths, one path is connected with an air storage tank, and the other path is connected with an SCR ammonia spraying materialization system. An outlet of the air storage tank is divided into two paths, one path is connected with the SCR ammonia spraying materialization system, and the other path is connected with a cold inlet of a heater. A cold outlet of the heater is connected with an expansion machine, and the expansion machine is connected with a second generator. A heat inlet of the heater communicates with a tail flue of a boiler, and a connection point is located between a high-temperature superheater and a low-temperature superheater. The heat inlet of the heater is provided with a smoke extraction device. A heat outlet of the heater communicates with the tail flue of the boiler, and a connection point is located between an economizer and an SCR denitration device. The deep peak shaving system and method can meet the requirement for flexible and deep peak shaving of a thermal power plant unit, and have the characteristic of high economical efficiency.