70results about How to "With energy storage function" patented technology

The invention relates to a hydraulic pump flow regulating device which is characterized in that a flow regulating system is additionally arranged in a system, i.e. a motor drives a bidirectional rotation hydraulic pump through a shaft coupling; a motor rotation speed controller controls the direction and magnitude of rotation of the motor; a first oil port of the bidirectional rotation hydraulic pump is communicated with an oil outlet of a unidirectional rotation hydraulic pump through a hydraulic tube; the hydraulic tube is communicated with a main oil outlet; the main oil outlet is communicated with an oil inlet of a control valve; and a second oil port of the bidirectional rotation hydraulic pump is communicated with an energy accumulator and a safety valve. The invention uses a servo motor with smaller power to continuously control the output flow of the whole hydraulic system in a lager power range, thereby reducing the control cost of the system; the bidirectional rotation hydraulic pump is adopted to enable the system to have an energy storage function; and the second oil port of the bidirectional rotation hydraulic pump is communicated with the energy accumulator, thereby improving the oil absorbing ability and the working rotation speed of the pump. The invention is suitable for traveling machinery driven by hybrid power.

The invention discloses a cascaded unified electric energy quality regulating system, which comprises cascaded parallel connection units, inverse transformation units, isolation transformers, rectifier units, series connection units and a TSR (Thyristor Switch Reactor) branch, wherein the cascaded parallel connection units are formed by cascading a plurality of H bridge modules and are connected to a power grid; the inverse transformation units are used for carrying out inversion transformation on voltage on a direct current capacitor on each potential of the cascaded parallel connection units to form alternating current; the isolation transformers are used for transferring the alternating current formed by inverse transformation of the inverse transformation units to the rectifier units through a magnetic coupling manner; the rectifier units are used for transforming alternating current energy from the isolation transformers to a direct current side and carrying out voltage stabilization on the direct current voltage; the series connection units are formed by cascading a plurality of H bridge modules and are connected to a connection reactor Lc and a series capacitor Cc in parallel, and compensate through controlling an amplitude of the voltage and voltage harmonic of the output voltage about the load; the TSR branch is connected by a plurality of thyristors in series and is connected to a reactor Lg in series, and the reactor Lg is connected to a loop in series through controlling conduction of a thyristor string. The cascaded unified electric energy quality regulating system has the advantages of simple principle, easiness in implementation, wide application range, capability of greatly improving the electric energy quality, and the like.

The invention discloses a dual-circuit air-conditioning system which comprises a compression refrigeration circuit and a heat exchange circuit. The compression refrigeration circuit and the heat exchange circuit share an outdoor heat exchanger, an outdoor fan, an indoor heat exchanger and an indoor fan; both the outdoor heat exchanger and the indoor heat exchanger exchange heat through three fluids and respectively comprise a refrigerant pipeline, a water or anti-freezing solution pipeline and a fin; the compression refrigeration circuit is a closed loop which consists of a compressor, the refrigerant pipeline of the indoor heat exchanger, an expansion device and the refrigerant pipeline of the outdoor heat exchanger; and the heat exchange circuit is the closed loop which consists of a pump, the water or anti-freezing solution pipeline of the outdoor heat exchanger and the water or anti-freezing solution pipeline of the indoor heat exchanger. The dual-circuit air-conditioning system disclosed by the invention has high energy efficiency ratio and an energy storage function, can realize free cooling, can utilize energies at two sides of a hot pump system simultaneously, can give consideration to various cold and heat resources and can perform effective coupling with solar energy, waste heat and the like, and has the advantages of good heating effect, energy conservation, high efficiency, flexibility, convenience, low cost and good economical efficiency.

The invention provides a double-voltage composite energy storage method and device for an electric or hybrid power vehicle. An intermediate energy storage system and a switch are additionally arranged on the basis of the original battery energy storage system of the electric or hybrid power vehicle, the battery energy storage system is isolated in the processes of recovering energy and releasing the recovered energy by controlling the switch to open and close, and a temporary storage space is provided by the intermediate energy storage system for the recovered energy so that the energy of the vehicle can still be recovered and released without using a battery and that energy can be maximally recovered to increase the traveling mileage of the vehicle in a purely electric way and simultaneously prolong the service life of the battery. The method and the device provided by the invention are simple in principle, low in implementation cost and high in reliability, increase the utilization rate of energy effectively, save resources and are suitable for popularization.

The invention discloses anti-ultraviolet asphalt as well as a preparation method and application thereof. The anti-ultraviolet asphalt is mainly prepared from the following components in parts by weight: 75-85 parts of asphalt, 3-5 parts of a modifier, 3-5 parts of a light screener with a sandwich structure, 3-5 parts of an auxiliary light screener, 1-3 parts of an antioxidant, 1-3 parts of an anti-aging agent, 1.5-1.7 parts of an ultraviolet light absorber, 1-3 parts of a free radical scavenger and 0.3-0.5 part of a light stabilizer. The modified material added in the anti-ultraviolet asphalt has good compatibility with asphalt and is uniformly dispersed to form a continuous-phase protective layer, ultraviolet rays can be reflected and scattered through the double-layer inorganic light covering layer, the damage of the ultraviolet rays to a pavement is reduced, and the asphalt has small infrared ray absorption and can partially convert the absorbed ultraviolet rays into heat energy, so that the pavement has an energy storage function, the anti-ultraviolet capability of the asphalt pavement is greatly improved, and the service life of the pavement is prolonged.

The invention provides a drive control circuit and a household electrical appliance, the drive control circuit comprises a self-holding relay, a moving contact of the self-holding relay is connected to a power grid system, and when the self-holding relay is in a power-on state, the power grid system can be controlled to supply power to a load; a First relay, wherein the first relay is provided with four contacts, a first contact and a second contact in the four contacts are normally closed contacts, a third contact and a fourth contact in the four contacts are normally open contacts, the firstcontact and the fourth contact are connected to a power supply, the second contact and the third contact are connected to a ground wire, a moving contact of the first relay is connected to a controlend of the self-holding relay, the first relay is configured to output a pulse signal to the self-holding relay, and the pulse signal is a high-level pulse signal or a low-level pulse signal. Throughthe technical scheme of the invention, the power consumption of the driving control circuit is reduced, and meanwhile, the damage risk caused by electric leakage and device temperature rise is reduced, so that the service life is prolonged.

The invention relates to a preparation method of a photocatalytic film with an energy storage function. The method includes the following steps: mixing deionized water and glycol at mass ratio of 1:4; preparing ammonium fluoride solution with concentration of 0.25% through the mixed solvent of water and glycol; adding the ammonium fluoride solution into a reaction container, taking a titanium sheet as the anode and a platinum sheet as the cathode, oxidizing the anode for four hours under the voltage of 40V to form a titanium dioxide nanotube array film on the surface of the titanium sheet; after the reaction is finished, washing, drying and annealing, then taking the sample as the cathode and the platinum sheet as the anode, putting the cathode and the anode into a 5mmol/L cobalt saline solution which contains 0.04-0.1% interfacial agent for DC(Direct Current) deposition, wherein the distance between the cathode and the anode is 2cm; and finally washing and drying. In such a way, the photocatalytic film with the energy storage function can be obtained. The titanium dioxide nanotube array film prepared through the method has great bonding strength with a titanium matrix and the film has bigger specific surface area, which is good for the improvement and enhancement of the photocatalytic performance.

The invention discloses a wood-based flexible electrode, which takes rotary-cut or sliced veneer as a base material. Graphene oxide is loaded in pores of the base material, nano MnO2 is loaded on thesurface of the base material and in the pores, and a graphite layer is packaged on the outermost side of the surface of the base material. The invention also provides a preparation method of the wood-based flexible electrode. The preparation method comprises the following steps of: carrying out suction filtration treatment by taking a graphene oxide aqueous solution as suction filtration liquid and taking rotary-cut or sliced sheet-shaped veneer as a filter membrane; taking a graphite rod as a packaging material after drying, and uniformly packaging a graphite layer on one surface of the veneer; dipping the veneer into a KMnO4 aqueous solution at normal temperature, performing drying, then performing dipping into an alkaline solution of H2O2, and loading nano MnO2 through oxidation-reduction reaction; and uniformly packaging a graphite layer on the other surface of the veneer to obtain the wood-based flexible electrode. The method has the advantages of green and environmental friendliness, simplicity and feasibility.

The invention discloses a fiber-like-structured lithium ion battery and a preparation method. The fiber-like-structured lithium ion battery is a complete lithium ion battery and has all performance ofthe battery, and also can be used as a reinforcing body of a composite material so as to obtain a force-bearing structured board in a composite manner. The dimension of fiber battery is in a millimeter level, so that the battery is different from the common lithium ion battery; and the battery with the structure has relatively high specific energy density and charging rate as well as relatively high mechanical strength. The preparation method of the fiber-structured battery comprises the steps of 1) selecting positive electrode current collector metal fibers; 2) coating the surface with a positive electrode active material; 3) packaging by a diaphragm; 4) winding with negative electrode fibers (carbon fibers); and 5) performing wetting of a dual-continuous-phase electrolyte and curing.

The invention discloses an energy-storing wood taking carbon black loaded titanium dioxide as a heat-conducting filler. Carbon black serves as a core and is subjected to cationic modification, titanium dioxide is subjected to anionic modification, the carbon black and the titanium dioxide are blended, the titanium dioxide is deposited on the surface of the carbon black through positive and negative attraction effect, and heat-conducting composite particles with all-optical-section response are prepared. The heat-conducting composite particles serving as the heat-conducting fillers as well as the prepared organic solvent and polyethylene glycol 800 are completely mixed, and wood is dipped with a phase-change material by a vacuum-pressurized full cell method, so that novel phase-change energy-storing wood capable of adjusting room temperature is prepared. The energy-storing wood combines the advantages of ultraviolet catalytic activity, corrosion resistance and stability of the titaniumdioxide as well as high heat conductivity and full-waveband light-absorbing ability of the carbon black, improves the heat-conducting efficiency and the ultraviolet light shielding ability of the phase-change material and is favorable for building low-carbon life.

The invention discloses an automobile electronic control two-wheel and four-wheel drive switching clutch. The automobile electronic control two-wheel and four-wheel drive switching clutch comprises a half-long shaft, a mechanical wheel and a shift sleeve; and the shift sleeve is shifted by an electronic control shift fork assembly which comprises a machine shell, a motor, a worm, a duplicate gear, a first gear, a torsional spring and a second gear, wherein the motor, the worm, the duplicate gear, the first gear, the torsional spring and the second gear are installed in the machine shell. According to the automobile electronic control two-wheel and four-wheel drive switching clutch, the worm is driven by the motor to rotate and drives the duplicate gear to drive the first gear which drives the second gear through the torsional spring, and the second gear drives a rack which drives a shift fork; the shift fork sleeve is shifted by the shift fork to slide, so that the two states that the half-long shaft is sleeved with the shift fork sleeve, or the half-long shaft and the mechanical wheel are sleeved with the shift fork sleeve are achieved, thus the two-wheel and four-wheel drive states are switched, and the structure is simple; through the torsional spring, the energy storage function of the device is achieved, the half-long shaft or the mechanical wheel is prevented from breaking up by the shift fork sleeve, and the more reliable effect is achieved; and when the two-wheel drive state is switched, the mechanical wheel stops rotating, namely a front-driving axle main reducer transmitted with the mechanical wheel stops working, and noise and oil consumption of an automobile are reduced.

The invention provides a rotary table. The rotary table comprises a rack, a motor, a transmission system, a rotary table body and an arresting device. The transmission system and the motor are installed on the rack, and the motor is in driving connection with the transmission system. The rotary table body is in transmission connection with the transmission system. The arresting device is installed on the rack, and the arresting device abuts against the rotary table body during movement. The transmission system comprises a shell, an input shaft, rotating gears, a first gear and a second gear. The input shaft is provided with one input end and two gear installation ends relatively arranged in the radial direction, and the input end of the input shaft is in driving connection with the motor. The two rotating gears are in rotation connection with the two gear installation ends of the input shaft respectively. The gear face of the first gear and the gear face of the second gear are oppositely arranged and meshed with the two rotating gears. The first gear is in rotation connection with the input shaft through a center hole. An output shaft of the second gear is exposed out of the shell and is in rotation connection with the rotary table body. The rotary table can achieve ruleless intermittent stalling.

The invention discloses a novel self-energy-taking voltage sensor which comprises a high-voltage electrode, a primary high-voltage capacitor a, a primary high-voltage capacitor b, a secondary low-voltage capacitor, a transformer, an overvoltage protection circuit a, an overvoltage protection circuit b, an outer insulating sleeve and a circuit board base. The primary high-voltage capacitor a and the transformer form an energy taking circuit. The primary high-voltage capacitor b and the secondary low-voltage capacitor form a sampling circuit; an energy conditioning module, an energy storage module, a signal acquisition module, a data coding module and a data sending module are arranged in the circuit board base; the sensor adopts optical digital signal output to eliminate the problem that transmission is easily interfered due to direct output of analog signals, the sensor adopts a mode of acquiring energy nearby, the influence of VFTO on a sampling circuit can be effectively eliminated, the performance of the voltage sensor is further improved, meanwhile, the sensor has an energy storage function, and the signal output function of the sensor can be met within a certain time under the condition of line disconnection.

The invention belongs to the technical field of supercharging equipment, and particularly relates to an empty oil conversion supercharging device with manual pressure relief. The empty oil conversion supercharging device comprises an air pressure cylinder assembly, an energy storage cylinder assembly, a piston assembly, a pressure relief device and an oil hydraulic cylinder. An outer air bag clamping plate is fixedly connected with a cylinder cover. An inner air bag clamping plate is fixedly connected with a piston base, and the air bag clamping plates clamp air bags. The energy storage cylinder assembly comprises an energy storage cylinder, an energy storage piston and energy storage springs. The energy storage piston is connected to a piston rod in a sleeving mode and located on the left side of a piston rod shoulder. The energy storage springs are connected with the energy storage piston and the energy storage cylinder respectively. The piston base is connected with the piston rod. The right end of the piston rod, a sealing pressing block and a hydraulic piston are connected through connection pins. The sealing pressing block is located between the right end of the piston rod and the hydraulic piston. A one-way valve is arranged in an inner hole of the hydraulic piston. The air bags roll, the friction loss of the air cylinder piston is lowered, and the service life is prolonged. The spring energy storage functions are achieved, and pressure output can be provided under the windless state. The manual pressure relief device is arranged, manual pressure relief is achieved, and pressure is relieved.

The invention relates to an active-passive variable stiffness joint and a stiffness adjustment method thereof. The active-passive variable stiffness joint comprises a joint output rod, a joint drive rod, a central shaft, a stepping motor, a motor mounting base, a helical rack wheel, a torsion spring, a helical pinion, a first set of steel balls, a first cone disk, a first disc spring, a first slider, a second slider, a second disc spring, a second cone disk, a second set of steel balls, a left end cover, a first compression spring, a right-handed Nut, a left-handed nut, a sleeve, a second compression spring, a first shaft sleeve and a second shaft sleeve. By adjusting the compression of the two disc springs, the joint stiffness is changed to achieve the active variable stiffness function of the joint; when joints are relatively turned, the torsion spring is twisted and the sleeve is squeezed and deformed, so that the first set of steel balls and the first cone disk cooperate with eachother, and the second set of steel balls and the second cone disk cooperate with each other to convert the radial displacement into axial displacement, the first disc spring and the second disc springare compressed to hinder the relative rotation of the joint drive rod and the joint output rod, and therefore flexible output of the joint is achieved.

The invention discloses a sealed pneumatic wave energy storage device. The sealed pneumatic wave energy storage device comprises a sealed floater, an anchor chain and an anchor, wherein an inner cavity of the floater comprises an energy storage cavity and an equipment cavity which are sealed and isolated from each other from top to bottom; a main spring, an auxiliary spring, a heavy object and air pumping devices are mounted in the equipment cavity; the heavy object is suspended in the central position of the equipment cavity through the main spring; a plurality of air pumping devices are uniformly articulated between the heavy object and the inner wall of the equipment cavity by taking a vertical central axis of the equipment cavity as a symmetric axis; the air pumping devices are driven by up-and-down vibration motion, left-and-right vibration motion and front-and-back vibration motion of the heavy object under wave disturbance, so that compressed air is continuously pumped into the energy storage cavity and is stored. The invention also discloses a sealed pneumatic wave energy power generation device. The sealed pneumatic wave energy storage device has the advantages that the structure is simple, the motion components are not in contact with seawater, the corrosion resistance is high, the device is conveniently mount and put on the site, and the device can be adapted to any wave direction, tide level, terrain and sea condition.

The invention discloses a low-cost and high-reliability airtight floating-type wave energy storage device. The low-cost and high-reliability airtight floating-type wave energy storage device comprises an airtight floater, a balance weight, a steel cable and an anchor chain, wherein the balance weight is arranged below the floater; the upper end of the balance weight is connected with the interior of the floater through the steel cable; the lower end of the balance weight is connected with the anchor chain; the inner cavity of the floater comprises an equipment cavity and an energy storage cavity which are hermetically isolated from each other from top to bottom; a gas bag gas-pumping device is installed at the middle position of the equipment cavity; a cable guide tube is vertically installed below a position facing the centre of the gas bag gas-pumping device, of the energy storage cavity, so that the steel cable penetrates through the energy storage cavity and then is connected with the central position of the lower part of a movable end of the gas bag gas-pumping device; and the upper part of the movable end is connected with the top of the equipment cavity. The invention further discloses a low-cost and high-reliability airtight floating-type wave power generation device. The low-cost and high-reliability airtight floating-type wave energy storage device and the low-cost and high-reliability airtight floating-type wave power generation device, which are disclosed by the invention, have the advantages of being simple in structure, reliable in working, low in cost, easy to maintain, not liable to damage, high in adaptability, simple in field delivery and recovery, and the like.

The invention relates to the technical field of semiconductor current control, and discloses a semiconductor current control mechanism for new energy photovoltaic power generation and energy storage.The mechanism comprises a bottom plate, solar power is fixedly connected to the left of the upper end of the bottom plate, a wire I is fixedly connected to the right end of the solar power, and an inverter is fixedly connected to the upper end of the bottom plate and located on the right of the solar power. A box is fixedly connected to the middle of the upper end of the bottom plate. Absorbed energy is converted into electric energy through solar power, the electric energy is transmitted into an inverter through the wire I to be processed, the inverter transmits the electric energy into a conductive block I through a wire II, the conductive block I guides the electric energy into an energy storage part through a wire III to be stored, and meanwhile the conductive block I transmits the electric energy into a telescopic block through a wire IV. The telescopic block transmits the electric energy to the conductive block IV through a spring, the conductive block IV transmits the electric energy to a power station through the wire VI to be used by a power station, and therefore the effects of saving energy, protecting the environment, greatly improving economic benefits and having the energy storage function are achieved.