34results about How to "With energy storage" patented technology

The invention relates to a solar refrigerator, in particular to a solar photovoltaic refrigerator system based on a DC variable frequency compressor and phase change cold storage. The system mainly comprises two parts, i.e. a solar photovoltaic generation system and a refrigeration system of a refrigerator. The solar photovoltaic generation system comprises a photovoltaic panel, a controller and a storage battery; and the refrigeration system of the refrigerator mainly comprises the compressor, a condenser, a throttling device, a freezer / refrigerator evaporator and a cold storage device evaporator connected with the freezer / refrigerator evaporator in parallel. A heat tube is adopted as a device for transferring heat between a cold storage device and the space of the refrigerator. The cold storage device stores cold when electric power is sufficient, and releases cold when the electric power is insufficient. The storage battery supplies power when the cold of the cold storage device is fully released and the power that the photovoltaic panel generates is still insufficient. In addition, the storage battery and the controller of the photovoltaic generation system are integrated with the refrigerator, and the appearance structure is more attractive and practical. The system fully does not consume the electric power of a power grid, and has very profound research significance in saving electric power and effectively utilizing renewable energy.

The invention relates to a phase change heat storage type solar energy evacuated collector tube and a solar water heater comprising the phase change heat storage type solar energy evacuated collector tube, which belong to the technical field of solar energy. The phase change heat storage type solar energy evacuated collector tube comprises a glass outer pipe of an outer layer and a metal inner pipe of an inner layer, a ripple structure is arranged on the metal inner pipe close to an opening end of the metal inner pipe, opening ends of the glass outer pipe and the metal inner pipe are welded through kovar alloy rings, elastic sliding support pieces are arranged between closed ends of the glass outer pipe and the metal inner pipe, vacuum parts are arranged between the glass outer pipe and the metal inner pipe, selective absorbing coatings are coated on pipe outer wall of the metal inner pipe, a sealing cover is arranged on the opening end of the metal inner pipe, phase change heat storage materials are filled in the metal inner pipe, a U-type heat exchange pipe is embedded in the phase change heat storage materials, and an inlet end and an outlet end of the U-type heat exchange pipe stretches outside the opening end of the metal inner pipe and pass through the sealing cover to fix. The phase change heat storage type solar energy evacuated collector tube and the solar water heater comprising the phase change heat storage type solar energy evacuated collector tube have the advantages of integrated heat collection and storage, no water tank, small space usage and large heat storage amount and the like.

The invention discloses an ultrahigh pressure radial plunger pump, and belongs to the technical field of hydraulic control. The ultrahigh pressure radial plunger pump comprises a motor which is arranged on a bearing framework, an eccentric shaft is sleeved on an output shaft of the motor, multiple sets of plunger pumps are evenly distributed on the periphery of the eccentric shaft, the multiple sets of plunger pumps with the output shaft of the motor as the center, a conical roller bearing is sleeved on the eccentric shaft, and the outer ring of the conical roller bearing simultaneously contacts with the top ends of the multiple sets of plunger pumps with the output shaft of the motor as the center. The ultrahigh pressure radial plunger pump can achieve variable pressure and variable flow, the multiple plunger pumps can be in parallel connection, oil mass supply of a large-scale hydraulic pressure station is satisfied, sealing performance is good, service life is long, reliability is high, performance cost ratio is high, and the ultrahigh pressure radial plunger pump is suitable for application and popularization.

The invention discloses a connecting sleeve parison tube double-sided milling machine. The milling machine mills two side surfaces of a connecting sleeve parison tube through automatically conveying the connecting sleeve parison tube to a clamping mechanism by a feeding mechanism and driving a slice knife by knife feeding mechanisms at two sides. The milling machine can mill the two side surfaces of the connecting sleeve parison tube in a surface cutting manner, and realizes high smoothness of the side surfaces, and energy saving and high efficiency in the work process.

The invention discloses a flexible spine quadruped bionic robot. The flexible spine quadruped bionic robot comprises a front body, a waist mechanism, a rear body, a leg mechanism and a side swing assembly. According to the flexible spine quadruped bionic robot, a parallel mechanism with the three degrees of freedom is adopted to connect the front body and the rear body, thus the whole robot is provided with a flexible spine, and the effects of energy storage, coordination and vibration reduction can be achieved in the traveling process; four legs of the whole bionic robot adopts configurationof front knuckle and rear keen joints, through the configuration mode, energy consumption can be greatly reduced, certain terrain adaptability is achieved, each leg of the robot has the three degreesof freedom, namely the two rotating degrees of freedom in the advancing direction and one rotating degree of freedom in the side swing direction. The flexible spine quadruped bionic robot can move ona complex pavement and is the novel quadruped bionic robot.

The invention provides an integrated drive control circuit applied to a double-power feed system and a control method thereof. The double-power feed system comprises a first power supply, a second power supply, a load, an integrated drive control circuit and the like. The integrated drive control circuit also further comprises a compound switch converter connected with a controller, wherein the controller is used for controlling the operation of the compound switch converter when the energy of the first power supply is sufficient, and the first power supply outputs the energy to the second power supply. When the energy of the first power supply is insufficient, the controller controls the operation of the compound switch converter, and the second power supply transmits energy to the load. The invention realizes the operation modes of two converters by a group of compound switch converter, simplifies the circuit design and enhances the working stability.

The invention discloses a disc type energy storage and transmission device. The disc type energy storage and transmission device comprises a disc type casing body, at least one energy collection device which is arranged on the surface of the disc type casing body, at least one power storage device which is used for storing energy produced by the energy collection device, at least one transmission device which is used for transmitting the energy or a light source, at least one light collection unit which is used for collecting the sunlight reflected by the energy collection device, at least one light transmission device which is used for transmitting the light source collected by the light collection unit. According to the invention, the existing satellite receiver is used and improved, so that the existing satellite receiver can absorb solar energy or collect the sunlight, and changes into a light collector; and the existing satellite receiver has the functions of energy storage and light collecting, and does not use power.

The invention discloses a method for fixing blades of a wind blade spoke-type wind wheel electricity generation device. The fixing method is implemented by fixing one end of a blade on an outer wheel rim and the other end on a center wheel hub so as to fix two ends of the blade. The invention also discloses a device for fixing blades of a wind blade spoke-type wind wheel electricity generation device. The invention also discloses a wind blade spoke-type wind wheel electricity generation device. The invention also discloses a planetary gear eccentric driving energy saving gear case. A driving structure is installed on a wind wheel outer wheel rim to form an electricity generation transmission mode of an outer wheel rim flywheel-type main driving wheel driving an energy saving gear case at high linear speed; the present electricity generation mode of a wind wheel center driving a step-up gear case at a slow rotating speed is changed; at the same time, the wind wheel electricity device is provided with functions such as inertia effect, energy storage and stable speed of giant flywheels.

According to a preparation method of a luminous zipper, energy-storage luminous polyester yarns are woven into a luminous zipper base band, energy-storage luminous injection molding material particlesare used for preparing the luminous zipper blank, and the energy-storage luminous zipper is obtained through after-treatment; the energy-storage luminous polyester yarns are light-absorption energy-storage polyester fibers prepared by adding a light-storage energy-storage rare earth material into polyester; the energy-storage luminescent injection molding material particles are injection moldingparticles prepared by adding a powdery light-storage luminescent material into polyester or polyformaldehyde, and have a melt index of 17-22g/10min. According to the method, the process arrangement isreasonable, the preparation cost is moderate, and the prepared luminous zipper has the characteristics of light absorption, energy storage and luminescence, can continuously emit light in a dark environment, and is excellent in physical property index and safe to use.

The invention discloses a preparing method for a modified graphene oxide-piezoelectric polymer energy-storing thin-film device. According to the preparing method, at first, a thin-film material is prepared, perfluoro nitrine benzoic acid and graphene oxide are subjected to a covalent reaction through heating so that micro-molecular modifying agents can be connected to the surface of modified graphene oxide, then the modified graphene oxide is washed cleanly through ethyl alcohol, frozen, dried, and then dispersed in N, N-dimethylformamide in an ultrasonic mode, a certain quantity of polyvinylidene fluoride-hexafluoropropylene copolymers is added, the mixture is heated and stirred, a tape-casting method is used for preparing a composite thin film, after heating is carried out to remove solvent, the thin film is cooled and recrystallized, then the thin film and a substrate are soaked in water, and the thin film is taken down; finally, the prepared thin film is prepared into the device, two pieces of copper foil are connected to the upper face and the lower face of the thin film respectively to serve as current collectors, wires are led out of the copper foil, or the copper foil can be directly connected with a test instrument for testing, and namely the flexible thin-film device integrating an electricity generation ability and an electricity storage ability is prepared.

The invention relates to a solar refrigerator capable of controlling the working temperature of a solar cell panel. The solar refrigerator comprises a solar photovoltaic power generation system and arefrigerator refrigeration system, wherein the photovoltaic power generation system consists of a photovoltaic cell panel, a controller and a storage battery; a temperature control device is arrangedon the photovoltaic cell panel; the refrigerator refrigeration system mainly comprises a compressor, a condenser, a throttling device, a freezing chamber/ refrigerating chamber evaporator and a regenerator evaporator connected in parallel with the freezing chamber/refrigerating chamber evaporator; a heat pipe is taken as a heat transmission device between a regenerator and a refrigerator space; the regenerator releases cold when the electric energy is sufficient and the stored cold electric energy is insufficient; and the storage battery supplies power when the cold release of the regeneratoris finished and the power generation of the photovoltaic cell panel is still insufficient. The storage battery and the controller of the photovoltaic power generation system are integrated with the refrigerator, so that the appearance structure is more attractive and practical; and the temperature control device is simple and practical, the working temperature of a solar cell module can be effectively controlled, the energy consumption loss of the solar cell module is reduced, and the solar refrigerator has profound research significance for saving electric energy and effectively utilizing renewable energy sources.

The invention provides a safety shut-off valve which comprises a valve body, an upper cover plate, a shut-off component and a hand wheel assembly. A circulation channel is arranged in the valve body. The hand wheel assembly is connected with the shut-off component. The hand wheel assembly drives the shut-off component to shut off the circulation channel in the valve body when the pressure is abnormal. The shut-off component comprises a valve plate assembly, a main shaft assembly and a reset shaft assembly. The main shaft assembly and the reset shaft assembly are arranged on the valve body in parallel. One end of the valve plate assembly is connected with the main shaft assembly. The valve plate assembly can rotate relative to the main shaft assembly. The main shaft assembly is connected with the hand wheel assembly. When the safety shut-off valve works, the other end of the valve plate assembly is erected on the reset shaft assembly, and the safety shut-off valve is in the opened position; when the safety shut-off valve fails, the hand wheel assembly drives the main shaft assembly to rotate so as to drive the valve plate assembly to rotate so that the valve plate assembly can rotate to press a shut-off boss in the valve body, and the safety shut-off valve is in the closed position. The safety shut-off valve is better in stability and high in operation safety coefficient, and the load is distributed reasonably due to the double-shaft type structural design.