78results about How to "Full power generation" patented technology

The invention provides a yaw-control system and method based on frequency converter effective damping, and belongs to the technical field of wind power generation. The yaw-control system comprises a main controller, at least one set of yaw-control motors, frequency converters, a brake system, a position encoder and an untwisting protector, wherein the frequency converters are connected with the yaw-control motors respectively. The number of the yaw-control motors in each set is four, wherein three of the yaw-control motors are yaw-control drive motors, and the other yaw-control motor is a yaw-control damping motor in the start and stop process. The frequency converters independently drive the yaw-control motors respectively. The position encoder and the untwisting protector are arranged on a yaw-control gear ring. The frequency converters, the untwisting protector and the position encoder are connected with the main controller. The soft start and soft stop of the yaw-control system can be achieved by driving the yaw-control motors through the frequency converters, the impact of the starting current on the motors is reduced, a draught fan can run stably, the service life of the motor is prolonged, and damage caused by the vibration of the draught fan is reduced; the speed regulating running of the yaw can be achieved by driving the yaw-control system through the frequency converters.

A regional available solar energy resource evaluation method comprises the following steps: collecting basic data of a to-be-evaluated region; quantizing everyday available solar energy radiant quantity in the region; quantizing photovoltaic optimal allocation quantity in the region. The regional available solar energy resource evaluation method can calculate everyday available solar energy radiant quantity in the region according to regional geography weather information like longitude and latitude and sunlight intensity; the method then considers regional photovoltaic construction land occupation conditions in the region according to the everyday available solar energy radiant quantity, thus using economical purpose to determine the best photovoltaic installed capacity. The calculation evaluation method and analysis evaluation system can ensure the installed photovoltaic to maximumly fully utilize everyday available solar energy radiant quantity in the region to generate power, thus preventing investment waste caused by idle photovoltaic after excessive construction of photovoltaic capacity, and providing planning suggestions for regional grid and power source construction.

A unit cell of a fuel battery such that the mechanical load on the electrolyte membrane is lightened and an adequate load per unit area can be exerted on the central part. The unit cell comprises a membrane electrode assembly which has an anode electrode provided on one side of a solid polymer electrolyte film and including an anode catalyst layer and a gas diffusing layer and a cathode electrode provided on the other and including a cathode catalyst layer and a gas diffusing layer and a pair of separators. The unit cell is characterized in that at least on one side of the anode and cathode sides of the solid polymer electrolyte film, the anode or cathode catalyst layer has dimensions and a shape a size smaller than those of the solid polymer electrolyte film and the gas diffusion layers, the outer periphery of the solid polymer electrolyte film protruding from the periphery of the anode or cathode catalyst layer is opposed to the outer periphery of the gas diffusing layer, a protective layer having a picture-frame shape and having a first portion interposed between the outer periphery of the solid polymer electrolyte film and the outer periphery of the gas diffusing layer and a second portion placed on the outer periphery of the anode or cathode catalyst layer is provided, and a unit cell thickness adjustment layer is provided in which the thickness of the unit cell thickness adjustment layer in the region where the second portion of the protective layer is present is smaller than the thickness of the unit cell thickness adjustment layer in the central region where the protective layer is not present or the unit cell thickness adjustment layer is not provided so that the thickness of the unit cell in the region where the second portion of the protective layer is present may be the thickness or less of the unit cell in the central region.

The invention discloses a production technique of zinc sulfate monohydrate, which comprises the following steps: reacting zinc oxide and a sulfuric acid solution, carrying out pressure filtration to form a primary acid leaching solution and primary acid leaching slag, adding oxydol and zinc oxide into the primary acid leaching solution to oxidize and precipitate iron, adding the primary acid leaching slag into a sulfuric acid solution to perform secondary acid leaching, carrying out pressure filtration to form a secondary acid leaching solution and secondary acid leaching slag, adding scrap iron and P204 into the secondary acid leaching solution, reacting the secondary acid leaching solution and zinc oxide to perform iron removal and neutralization, adding zinc powder for replacement and purification, and adding the secondary acid leaching solution subjected to replacement and purification into the primary acid leaching solution; and carrying out triple effect evaporation crystallization by using hot vapor to obtain the zinc sulfate monohydrate crystal. The technique enhances the zinc content in the acid leaching solution, lowers the cadmium content in the acid leaching solution, improves the product quality, and enhances the raw material utilization ratio and product yield; and meanwhile, the acid leaching solution is subjected to triple effect evaporation crystallization to reduce the hot vapor required by evaporation crystallization, thereby lowering the thermal energy consumption.

The invention discloses a solar power generation system, a control device, a control method and a computer readable storage medium. The control method of the solar power generation system comprises the steps of acquiring sun position information, and driving a solar cell module to rotate according to the acquired sun position information. According to the solar power generation system, the controldevice, the control method and the computer readable storage medium, the solar cell module is driven to rotate according to the sun position information to obtain more solar radiation energy, the light receiving intensity of the solar cell module is improved, the power generation amount of the solar cell module is increased, and therefore solar energy can be fully utilized for power generation.

The invention provides a three-degree-of-freedom wave power generation device. The device comprises an up-down moving device, a front-back moving device, a left-right moving device, a floating part (18), an energy conversion device (7), a generator, a base (13) and a support (1), wherein the support (1) and the generator are arranged on the base (13); the up-down moving device, the front-back moving device and the left-right moving device are connected to the energy conversion device (7) and are mounted on the support (1); the energy conversion device (7) is connected to the generator througha pipeline (8); and the floating part (18) is correspondingly connected to the up-down moving device, the front-back moving device and the left-right moving device. The device is simple and reasonablein structure; wave energy in different dimensionality is correspondingly utilized by modular arrangement; the wave energy can be fully utilized to generate power; the power generation efficiency is high; and moreover, large-scale power generation can be realized.

The invention belongs to the technical field of generator sets, and particularly relates to a magnetic suspension multi-layer wind wheel generator set. The magnetic suspension multi-layer wind wheel generator set is easy to mount, not prone to damage, capable of improving the power generation efficiency, and sufficiently using the wind energy for power generating, free of wind direction and wind speed limiting, capable of achieving automatic wind unloading for deceleration, free of use site limiting, and easy to maintain. The magnetic suspension multi-layer wind wheel generator set comprises atower column, a tower rod, a second permanent magnet ring, a first ball and the like; the tower column is columnar, a whole shell of the tower column is protected with a fine steel wire as a protection net, the top of the tower column is fixedly connected with a top layer protection cover, the top layer protection cover communicates with the top of the tower column, and a tower rod is arranged inthe tower column. The effects of being easy to mount, not prone to damage, capable of improving the power generation efficiency, and sufficiently using the wind energy for power generating, free of wind direction and wind speed limiting, capable of achieving automatic wind unloading for deceleration, free of use site limiting, and easy to maintain are achieved.

The invention relates to the technical field of metallurgical gas boiler control, and discloses a method for coordinating and controlling a steam pipe network and a gas pipe network of metallurgical gas boilers. The method for coordinating and controlling the steam pipe network and the gas pipe network of the metallurgical gas boilers comprises the following steps that (1) pressure of the gas pipenetwork and pressure of the steam pipe network are collected in real time, when the pressure of the gas pipe network is within safety margin, a load regulation margin calculation module is used, andthe amount of load required to be distributed for each gas boiler is calculated according to load demands and real-time load states of the steam pipe network, and the number, specifications and typesof the gas boilers on the pipe network; (2) based on the amount of load calculated in (1) and combining the current load bearing and running conditions of the gas boilers, load adjusting amount of each gas boiler is finally determined through calculation with a gas boiler regulation and control module; (3) when the pressure of the gas pipe network is out of the safety margin, no matter how the load of the steam pipe network changes, the gas boilers on the pipe network have to reduce the load on each following the steps in (1) and (2); and (4) according to the load change of each gas boiler, the energy consumption is adjusted, and the coordination and balance between the gas pipe network and the steam pipe network is realized.

The invention relates to an air conditioner with a function of self power generation. A temperature difference power generation square matrix is arranged at a place with the highest temperature between a compressor and a reversing valve and behind a condenser, and radiates heat under the action of an outer fan to form temperature difference between the hot inside and the cold outside so as to carry out temperature difference power generation. An outer fan power generator is arranged in the front of the outer fan and generates power by utilizing wind power of the outer fan. An inner fan power generator is arranged in front of an inner fan at the inner side of an evaporator and generates power by utilizing the wind power of the inner fan. A flow limiter with a function of power generation replaces a flow capturing system in the conventional air conditioner and refrigerating unit and generates power by utilizing the fluid effect of a refrigerant. On the premise of no influence on heating and cooling functions of an original air conditioner, the traditional air conditioner for heating and refrigerating is changed to be a comprehensive heating, refrigerating and power generation all-in-one machine, and the generated power generated is supplied for powering the air conditioner by a control system. The air conditioner with the function of self power generation, disclosed by the invention, has the advantages of large power generation amount, simple structure, energy saving, environment friendliness, low cost and easiness in popularization.

A regional available solar energy resource evaluation method comprises the following steps: collecting basic data of a to-be-evaluated region; quantizing everyday available solar energy radiant quantity in the region; quantizing photovoltaic optimal allocation quantity in the region. The regional available solar energy resource evaluation method can calculate everyday available solar energy radiant quantity in the region according to regional geography weather information like longitude and latitude and sunlight intensity; the method then considers regional photovoltaic construction land occupation conditions in the region according to the everyday available solar energy radiant quantity, thus using economical purpose to determine the best photovoltaic installed capacity. The calculation evaluation method and analysis evaluation system can ensure the installed photovoltaic to maximumly fully utilize everyday available solar energy radiant quantity in the region to generate power, thus preventing investment waste caused by idle photovoltaic after excessive construction of photovoltaic capacity, and providing planning suggestions for regional grid and power source construction.

A yaw control system and yaw method based on the effective damping of frequency converters belong to the technical field of wind power generation. The yaw system includes a main control controller, at least one set of yaw motors, a frequency converter connected to the yaw motors, a braking system, a position encoder, and an uncable protector, and the set of yaw motors is four , 3 of which are yaw driving motors, and 1 is a yaw damping motor during the start and stop process. Each frequency converter drives each yaw motor independently. On the yaw ring gear, each frequency converter, uncable protector, and position encoder are respectively connected to the main controller. The invention adopts the frequency converter to drive the yaw motor, which can realize the soft start and soft stop of the yaw system, reduce the impact of the starting current on the motor, make the fan run smoothly, prolong the life of the motor, and reduce the damage caused by the vibration of the fan; The yaw system can also realize the speed regulation operation of the yaw.

A power generation system (1) includes a plurality of displacement type expanders (6A-6C), and a plurality of power generators (7A-7C) connected to each of the displacement type expanders(6A-6C), and generating power by expansion of steam at least at one of the displacement type expanders (6A-6C). The power generation system (1) includes a suppression means (16A-16C) that is capable of suppressing circulation of the steam for each of the displacement type expanders (6A-6C), and a control unit (30) that controls a load ratio for each of the displacement type expanders (6A-6C) by controlling the suppression means (16A-16C) based on information on the heat amount of the steam.

The invention discloses a thermal solar cell panel, which comprises a shell, a bottom plate, an optical glass plate, a silicon nitride antireflection film, a circuit substrate, a first storage space,a second storage space, a back contact solar cell, a heat emission hole, a fixed bracket, a telescopic bracket and a mounting seat, wherein a placement groove with an upward opening is formed by the shell and the bottom plate; the optical glass plate is arranged at the upper part of the shell; the inside of the shell is arranged in a sealed manner; the surface of the optical glass plate is arranged in a wave surface; the silicon nitride antireflection film is laid on the upper surface of the optical glass plate; the circuit substrate is arranged at the upper part in the shell; the part in theshell is divided into the first storage space and the second storage space through the circuit substrate; the first storage space and the second storage space are filled with thermal silica gel; the circuit substrate is electrically connected with and provided with the back contact solar cell; and a radiating pipe is arranged at the lower part of the shell employing the circuit substrate as a dividing line. The thermal solar cell panel is high in photoelectric conversion efficiency and good in heat dissipation effect.

The invention provides a self-unfolding hybrid energy micro power station with a breeze power generation function, and relates to the technical field of hybrid power generation. The self-unfolding hybrid energy micro power station comprises a wind power component and a photovoltaic panel, wherein the top part of a base is fixedly connected with a mounting frame, a strip-shaped hole is formed in the bottom part of the mounting frame, the bottom part of the mounting frame is provided with an adjusting assembly, the adjusting assembly comprises a rotating rod, the rotating rod is rotatably connected with the inner wall of the mounting frame, the outer side of the rotating rod is fixedly connected with a first gear, one side of the first gear is in meshed connection with a second gear, and one side of the second gear is fixedly connected with a core shaft. According to the self-unfolding hybrid energy micro power station with the breeze power generation function, the wind power component connected with the top part of a swing arm through a universal joint extends out, the wind power component can make full contact with wind, meanwhile, the swing arm is adjusted to the proper position by controlling the rotating rod to rotate, and the wind power component is located on the windward side all the time through fan blades and a tail vane at one end of the wind power component and automatically adjusted to a proper position.

The invention belongs to the technical field of sewage reutilization, and particularly relates to a purifying power generation system of floor sewage. The purifying power generation system comprises a water diversion header pipe, wherein the water diversion header pipe is connected with two water diversion pipe branches, the lower ends of the water diversion pipe branches are connected with vertical flow guide pipes, conical decontamination bodies filled with active carbon are positioned below the vertical flow guide pipes, flocculation basins are positioned below the conical decontamination bodies, a radical sedimentation basin is positioned below the flocculation basins, the basin wall at the upper part of the radical sedimentation basin is a water-permeable wall, a water collecting tank is positioned below the radical sedimentation basin, an infrared valve is positioned at the bottom of the water collecting tank, and the infrared valve is connected with a water turbine through a vertically downward power generation pipeline; the water-permeable wall is provided with a hole, and the hole is internally provided with a high-molecular filter core. According to the purifying power generation system, when the water collecting tank is full filled with water, the infrared valve is opened, reclaimed water inside the water collecting tank enters the water turbine through the power generation pipeline for power generation; when the water inside the water collecting tank is wholly discharged, the infrared valve is closed, and water is collected again. The purifying power generation system disclosed by the invention can carry out power generation by sufficiently utilizing domestic sewage generated by high-rise residents, not only can thoroughly purify sewage, but also can increase the power generation efficiency.