26 results about "Supply energy" patented technology

The invention discloses an energy feedback type self-sensing magnetorheological damper. The energy feedback type self-sensing magnetorheological damper is characterized by comprising a pure shearing type magnetorheological damper body, an energy feedback mechanism used for converting mechanical energy into electric energy, and a rotating speed sensor, the pure shearing type magnetorheological damper body converts linear movement of a linear magnetorheological damper piston rod into rotational movement by means of a ball screw pair mechanism, the shearing mode which is one of the working modes of magnetorheological liquid is effectively utilized, and stepless damping force controllability of the magnetorheological damper is achieved by arranging a shearing disc, a shearing ring and a corresponding electromagnetic coil. According to the energy feedback type self-sensing magnetorheological damper, by means of the shearing mode of the magnetorheological liquid, the range of dynamic damping ratios is effectively widened, and a more effective control range is provided for a high-speed impact and low-speed vibration control system; both the electric energy feedback performance and movement state self-sensing performance are realized, energy supply of a semi-active magnetorheological damper and the control system of the semi-active magnetorheological damper is achieved, and the problems, related to installation space, system weight, cost and reliability, caused by additional installation of a state feedback sensor are solved.

A brake application for a rail vehicle brake includes a brake actuator for application and release of the rail vehicle brake. Also included is a force converter for converting energy supplied by the brake actuator to a brake application movement. The force converter includes: (1) a shearing force measuring bolt arranged in a power transmission path; (2) at least one measuring sensor measuring breaking force either indirectly or directly; and (3) at least two mutually swivellable force transmission elements having passage openings. The shearing force measuring bolt forms a hinge bolt of a hinge, which hinge bolt penetrates the passage openings.

The invention discloses a comprehensive heat management system applied to a hypersonic aerocraft or an engine. The comprehensive heat management system comprises distributed type heat collectors whichare dispersedly distributed on a to-be-cooled high-temperature device positioned on the aerocraft; the outlet of each distributed type heat collector communicates with the inlet of the correspondingdistributed type heat collector through a pipeline to form a closed cycle; each pipeline is provided with a fuel turbine, a working medium turbine and a working medium air compressor; the fuel turbineis used for supplying power to a fuel pump; the working medium turbine is used for supplying power to the working medium air compressor; the working medium air compressor is used for compressing a working medium; and the working medium is a supercritical working medium. By utilizing the characteristics that the supercritical working medium is high in heat exchange capability and small in flow loss, the distributed type heat collectors can be used for collecting lots of heat from the to-be-cooled high-temperature devices such as a strong pre-cooler, a heat protection heat insulating material,avionic electronic equipment, wall surface of a combustion chamber and a lubrication system. The heat can realize additional energy supply. For instance, the fuel turbine and the working medium turbine can do work to output mechanical energy to drive the fuel pump, the working medium air compressor and the like; and meanwhile a generator can also be driven to further transform the energy into electric energy and store the electric energy.

The invention provides a hybrid energy supply system for a high-voltage direct current breaker. The energy supply system comprises a high-frequency isolating transformer energy supply portion and a laser energy supply portion, which are arranged in parallel to realize redundant energy supply of the high-voltage direct current breaker. The technical solution provided by the invention can satisfy the electrical isolating condition at different levels on high levels, is comprehensive in function, improves the power supply reliability of the high-voltage direct current breaker, and ensures stable, reliable and uninterrupted operation of the high-voltage direct current breaker.

Provided is a technique capable of ascertaining the process condition of the boundary between electrically positive and negative plasma regions. In a vacuum chamber, one of the parameters of process conditions is stepwisely changed to generate a plasma under at least three process conditions. The parameters include a flow rate ratio between an electrically negative gas and an electrically positive gas, a pressure in the vacuum chamber and the magnitude of an energy supplied to the gases. Next, a voltage is applied to a Langmuir probe positioned in that plasma, and a current-voltage curve indicating the relationship between the applied voltage and the electric current to flow through the probe is acquired for each of the process conditions. On the basis of the current-voltage curve group acquired, the process conditions are determined for the boundary between the electrically positive and negative plasma regions.

The invention discloses a pipeline oil stain cleaning device. The pipeline oil stain cleaning device comprises a water storage bin, four high-pressure water guns are arranged on the lateral end face of the water storage bin, the high-pressure water guns are arranged on the same section, and the normals of every two adjacent high-pressure water guns are perpendicular to each other. Four moving devices are further arranged on the lateral end face of the water storage bin, the moving devices and the four high-pressure water guns are located on the same section, and the normals of every two adjacent moving devices are perpendicular to each other. One end of each moving device is connected with the water storage bin, the other end of each moving device is closely attached to the inner wall of apipeline, the moving devices are provided with electric motors for supplying energy, and the cleaning device is driven to move front and back in the pipeline. Due to the arrangement of the four high-pressure water guns, cleaning fluid is sucked out of the water storage bin and extruded to form water columns sprayed towards the inner wall of the pipeline, and oil stains on the inner wall of the pipeline are scrubbed thoroughly; and in addition, through front-back movement of the moving devices, the whole cleaning device can move in the pipeline, and the inner wall of the whole pipeline is cleaned comprehensively.

The invention discloses a building distributed energy supply system based on a hydrogen fuel cell and an operation method. The building distributed energy supply system comprises a hydrogen fuel cell system, an air source heat pump system and a waste heat recovery system; the hydrogen fuel cell system generates electric power, and the electric power stored by a storage battery is used for driving a compressor and supplying power to a building; and when the air source heat pump system is in a refrigeration mode, a refrigerant prepares chilled water for refrigeration through a plate heat exchanger, when the air source heat pump system is in a heating mode, the refrigerant extracts heat from air through a finned heat exchanger and prepares hot water for heating through the plate heat exchanger, and the waste heat recovery system recovers waste heat of the hydrogen fuel cell for preparing domestic hot water and serves as an auxiliary heat source of the air source heat pump system when the temperature is low in winter. The electric power and waste heat of the hydrogen fuel cell are fully and reasonably utilized, the purposes of building power supply, refrigeration, heating and domestic hot water supply are achieved, the energy utilization rate is increased, the current energy policy requirements of energy conservation and emission reduction are met, and social benefits are remarkable.

The invention relates to a distributed type energy system based on demand side energy supply and a control method. The problems that the demand side and the supply side are not matched, and the energyutilization rate at the energy supply valley is low exist in a distributed type energy system, and the overall system energy efficiency is influenced. The distributed type energy system comprises a demand side, prime mover equipment, waste heat refrigeration/heating equipment, waste heat power generation equipment, a smoke flow distributing device, a main control system, a smoke flow distributingcontrol line, a prime mover control line and an energy demand feedback line. The main control system is connected with the prime mover equipment. The prime mover equipment is connected with the smokeflow distributing device. The main control system is connected with the smoke flow distributing device. The smoke flow distributing device is connected with the waste heat refrigeration/heating equipment and the waste heat power generation equipment. The waste heat refrigeration/heating equipment and the waste heat power generation equipment are both connected with the energy demand side, and theenergy demand side is connected with the main control system. According to the distributed type energy system based on demand side energy supply and the control method, the energy supply quantity ismatched with the energy demand quantity, and the energy utilization rate is increased.

The invention belongs to the technical field of energy supply, and particularly relates to a gas supply system, a gas supply method and a hydrogen refueling station. The gas supply system comprises a gas unloading system, a compressor, a hydrogen storage tank, a filling system and a control system, wherein the gas unloading system is used for transferring hydrogen in gas source equipment to the compressor; the compressor is used for pressurizing the hydrogen and then filling the hydrogen into the gas storage tank; the filling system is used for filling the hydrogen in the gas storage tank into hydrogen filling equipment; the control system is used for monitoring the hydrogen pressure in the hydrogen filling equipment, the hydrogen pressure in the gas storage tank and the hydrogen pressure in the gas source equipment, and is also used for controlling the startup and shutdown of the gas unloading system, the compressor and the filling system; the gas supply system is modularly arranged; or the gas unloading system, the compressor, the hydrogen storage tank, the filling system and the control system are arranged in at least one skid-mounted box. The gas supply system can be flexibly arranged, the occupied area is reduced, and popularization and application of the hydrogen refueling station are promoted.

The invention provides a pair of AR glasses. Each piece of glass comprises a silicon substrate, a display functional layer arranged on one side of the silicon substrate, and a solar cell arranged on the other side of the silicon substrate, wherein the display functional layer is electrically connected with the solar cell. Therefore, solar energy is adopted to supply electric energy for the AR glasses, so that the duration of the AR glasses is prolonged, and integral design of a display apparatus and an energy supply apparatus is realized; and the AR glasses is simple in structure, the productweight is lowered, the comfort degree of a user is improved, and green energy is adopted, so that energy conservation and environment protection are realized.

The invention discloses an intelligent control method and system for ship engine room illumination. The intelligent control method comprises the following steps that S1, whether a ship engine room enters an unmanned engine room mode or not is detected, if yes, the step 2 is executed, and if not, the step 3 is executed; S2, engine room illumination is controlled to enter a closing mode; S3, engineroom illumination is controlled to enter an opening mode, wherein engine room illumination comprises main illumination and emergency illumination, the closing mode comprises a mode of closing main illumination or a mode of closing main illumination and emergency illumination, and the opening mode comprises a mode of opening main illumination or opening main illumination and emergency illumination.According to the intelligent control method for ship engine room illumination, when the ship enters the unmanned engine room mode, opening and closing of the engine room illumination are intelligently controlled, the power supply energy consumption of the ship is greatly saved, and the energy waste is avoided.

The invention discloses water cleaning and purifying equipment taking clean energy as an auxiliary energy supply. The water cleaning and purifying equipment comprises a floating body, a main energy supply device, an auxiliary clean energy supply device, a water filtration channel, a driving device and a solid waste collection bin, wherein the water filtration channel penetrates through the floating body from the front to rear; the driving device is arranged in the water filtration channel; the solid waste collection bin is arranged on the floating body; the water filtration channel sequentially comprises a solid waste collection section, a water purification section and a drainage section from the front to rear; top plates of the solid waste collection section, the water purification section and the drainage section are flush with one another; the solid waste collection section is connected with the solid waste collection bin through a transfer device; the water purification section isfilled with water purification packing; a guide plate is arranged on the drainage section and controlled by a steering engine. According to the water cleaning and purifying equipment disclosed by theinvention, the solid wastes floating or suspending in the water can be cleaned, the water can be purified, dual treatment is completed at a time, and the water quality is greatly improved. In addition, solar energy, wind energy and other clean energy can be fully utilized, and the environmental pollution is reduced.

The invention discloses a solar photo-thermal system and ground source heat pump system coupled composite energy supply system. The composite energy supply system comprises a solar thermal collector,a lithium bromide absorption type refrigerating unit, a heat exchanger, a heat storage device and a ground source heat pump. According to the composite energy supply system, solar energy and geothermal energy are coupled and integrated, so that complementation of advantages of the two renewable energy sources is achieved, and the energy utilization rate of the system is further improve; and compared with an existing split type air conditioner energy supply mode of rural residence buildings in Huna Province, the renewable energy utilization efficiency is greatly improved, and furthermore, a newidea for sustainable development of the environment is provided, so that great practical significance is achieved.

The invention discloses a novel tilting-wing hybrid search and rescue unmanned aerial vehicle, and belongs to the technical field of maritime unmanned aerial vehicle search and rescue. The novel tilting-wing hybrid search and rescue unmanned aerial vehicle aims to solve the problems of short cruising time, small acting radius, poor load capacity and single working form of a maritime search and rescue unmanned aerial vehicle in the prior art. The novel unmanned aerial vehicle comprises a stabilizing machine frame, four rotor wing tilting mechanisms, a rescue throwing mechanism, a plurality of self-unfolding type life rings, a control unit and a power conversion and energy supply structure; the four rotor wing tilting mechanisms are symmetrically arranged at the upper end of the stabilizingmachine frame; the rescue throwing mechanism is arranged on the stabilizing machine frame, the rescue throwing mechanism at least comprises a storage bin connected to the stabilizing machine frame, and the storage bin is of a cube structure with the lower end capable of being opened and closed; the plurality of self-unfolding type life rings are arranged in a plurality of accommodating lattices ofa bin body of the rescue throwing mechanism; the control unit is arranged on the stabilizing machine frame, and the control unit at least comprises a battery and a controller; and the power conversion and energy supply structure is arranged on the stabilizing machine frame through a damping structure, the power conversion and energy supply structure is in electric connection with the battery, andthe power conversion and energy supply structure is connected with the rotary wing tilting mechanisms to supply power.

The present invention relates to a system for an electric vehicle integrated with a road. Specifically, the present invention relates to a system for energy supply of an electric vehicle, which is innovatively solved by protective measures against electric shocks of vehicles running on electric current. The related design of the system is a TN-C- system, TN-S- system and TN-C-S- system. The systemis configured in a manner that: an additional second protective conductor (22) is provided, which is connected parallel to a first protective conductor (20), or a trolley wire includes two operatingcurrent conductors (18), at least one protective conductor (20) is provided, a vehicle (12) can be connected to the trolley wire through a first current collector (14) and is connected to the protective conductor (20) via the second current collector (14), and the second current collector (14) is connected to at least one potential balance (32) of the vehicle (12).

The invention relates to a method for operating an electronic shelf label system (1), said system having shelf labels (201-211) fastened to a shelf rail (3), said shelf labels being configured to be supplied with energy in a contactless manner, the invention relates to a shelf rail for a goods shelf, comprising a supply device (21) for contactlessly supplying energy to shelf labels fastened to the shelf rail, and comprising at least one wire loop (L), the wire loop being a component of the supply device of the shelf rail, the invention relates to a method for supplying energy to a goods shelf label positioned on a goods shelf rail corresponding to a line loop, and a line loop for outputting a signal that can be generated by the supply device for the purpose of the energy supply to the goods shelf label positioned on the goods shelf rail corresponding to the line loop, the signal being generated by means of the supply device according to the method, the signal is output via the wire loop, and a respective shelf label positioned in correspondence with the wire loop stores electrical energy transmitted from the supply device to the shelf label by means of the signal in a rechargeable long-term energy store, and using the electrical energy for operating the shelf label outside the time interval in which the signal is present.

The invention discloses an artificial downwelling device. The artificial downwelling device comprises a pipe body part and an artificial fish shelter part, wherein the pipe body part is mounted on the artificial fish shelter part; a plurality of fixing piles are fixedly connected to the bottom of the artificial fish shelter part; the pipe body part comprises a pipe body, a pipe opening baffle and an tail fin, wherein the pipe opening baffle is fixedly connected to the outer wall of the upper end of the pipe body; the tail fin is a strip-shaped steel plate and is fixed to the outer wall of the pipe body; the plane in which the tail fin is positioned is perpendicular to the plane in which the pipe opening baffle is positioned; the width of the pipe opening baffle is greater than the outside diameter of the pipe body; the artificial fish shelter part is a cuboid of which the centre is provided with a Venturi-type through groove; the pipe body is communicated with the Venturi-type through groove; the opening direction of the Venturi-type through groove is perpendicular to the pipe opening baffle. The artificial downwelling device is low in cost, and does not need long-term care and maintenance; energy supply is not required, so that the artificial downwelling device is energy-saving and environment-friendly; the artificial downwelling device is used for fish survival and reproduction; the ecological environment of an anoxic zone can be improved effectively.

The invention relates to a solar sail spacecraft three-axis attitude control and execution mechanism which is divided into a sliding mass block and a moving small sail. The solar sail spacecraft three-axis attitude control and execution mechanism comprises a support rod, the sliding bock, the small sail, a telescopic rod and a support frame. The support rod supports the spacecraft sail face, and the sliding block is embedded on the support rod and can slide along the support rod. One end of the telescopic rod is connected with the small sail, and the other end of the telescopic rod is fixedly connected to the support frame. The telescopic rod can telescope and rotate, the length of the telescopic rod is adjusted through linear telescoping, and the small sail is driven to rotate through rotation of the telescopic rod. The bottom end of the support frame is fixed to the geometric center of the spacecraft sail face, and the top end of the support frame is connected with a spacecraft load. According to the solar sail spacecraft three-axis attitude control and execution mechanism, torque needed by solar sail three-axis attitude control, sunlight is completely utilized for supplying energy, the structure is simple, and unfolding of the spacecraft sail face is not affected. By means of the solar sail spacecraft three-axis attitude control and execution mechanism, rolling shaft torque can be provided rapidly, and adjustable range of amplitude of the torque is large.