73results about How to "Guaranteed power generation performance" patented technology

The invention discloses a wind turbine generator system optimal start control method. According to the method, an AR(p) model of a wind velocity series is established by utilizing a time series analysis method, a predicted value of a wind velocity in 10min in the future is obtained by utilizing a kalman filtering algorithm, and then an average wind velocity in first 10min and a predicted wind velocity in 10min are combined to be used as a basis of executing a fan starting action, so that power generation capacity after a fan is started is sufficiently ensured, unreasonable start-up of the fan in low-wind-velocity seasons is reduced, a service life of equipment is prolonged, an availability ratio of the equipment is improved, power self-consumption is reduced, and electric energy production is improved.

The invention relates to a passive wireless thermal power plant wall temperature measurement system powered by a temperature difference module. The technical scheme is that the electric energy of a temperature difference power generation module is connected with a boosting module, the boosting module is connected with a power management module, an output end of the power management module is respectively connected with an input end of a rechargeable lithium battery, a power supply input end of a microprocessor and the power supply input end of a temperature sensor, the output end of the rechargeable lithium battery is respectively connected with the power supply input end of the microprocessor and the power supply input end of the temperature sensor, and a signal output end of the temperature sensor is connected with a signal input end of the microprocessor. According to the passive wireless thermal power plant wall temperature measurement system provided by the invention, the thermalenergy is directly converted into the electric energy to supply power to the microprocessor and the temperature sensor through the temperature difference power generation module without the steps of inversion, rectification and the like, thereby greatly reducing the temperature measurement wiring number and distance; and the signal transmission and reception of a micro-processing and distributed control system by using the ZigBee wireless transmission technology, so that the response speed is high, the power consumption is low, the transmission distance is large, and the flexibility is high.

The invention discloses a process method for preparing electrodes of a molten carbonate fuel cell by use of a wet method. The method comprises the following steps: stirring and mixing carbonyl nickel powder and an adhesion agent solution into slurry, so that nickle powder can be effectively adhered and filled on a supporting body, thus the compactness of the electrodes can increased; coating a nickle powder slurry on the supporting body at a certain thickness by virtue of a doctor blade; and then rolling by virtue of a roller shaft, thus the compactness and intensity of the electrodes are increased effectively, and the surfaces of the sintered electrodes are compact and flat, and have self-supporting capability. The supporting body also can play a role of a collector electrode in the cell, the power generation performance of the cell is ensured greatly, thus according to the method, ball milling for a long time is not required, an organic solvent is not required to be used, simultaneously holes on the surfaces of the prepared electrodes are distributed uniformly, and the porosity is high, the phenomenon of nickle power dropping does not exists, and the favorable performances of the electrodes are ensured; and in addition, the process and the method are simple and feasible, are low in manufacturing cost, and are very suitable for mass continuous production of the electrodes used for molten carbonate fuel cells.

The invention belongs to the technical field of photovoltaic power generation equipment, and discloses a height-adjustable photovoltaic panel combining wind energy and solar energy. The photovoltaicpanel comprises an upper photovoltaic module, a lower photovoltaic module and an adjusting base, the upper photovoltaic assembly comprises a first photovoltaic fan blade, a first supporting column, arotating column and a brake sleeve, one side of the first photovoltaic fan blade is connected with the rotating column, the brake sleeve matched with the rotating column is arranged on the first supporting column, the rotating column penetrates through the brake sleeve and is arranged in the first supporting column, and the lower photovoltaic assembly comprises a second photovoltaic fan blade, a second supporting column, a rotating column and a brake sleeve. According to the invention, the photovoltaic fan blades in the upper photovoltaic assembly and the lower photovoltaic assembly are connected to the supporting columns through the rotating columns and the brake sleeves, whether the controllable rotating columns can rotate in the brake sleeves or not is detected through a first photosensitive sensor, conversion of wind energy and solar energy power generation is achieved, the power generation mode of the photovoltaic panel can be adjusted according to solar rays, and wind energy power generation at night and in rainy days is facilitated.

The invention provides a friction nanogenerator with a lubricant which comprises two friction parts which slide relative to each other, wherein the mutually contacted and sliding surfaces are made ofmaterials with different surface electronegativity, a liquid lubricant is arranged between the two mutually sliding friction parts, and when the two mutually sliding friction parts slide, the generator generates charge output to the outside under the action of surface friction electrification effect and electrostatic induction. According to the technical scheme, material abrasion can be reduced, materials are saved, the replacement period is prolonged, the operation cost is reduced, and finally the power generation cost is reduced. Under the action of the liquid lubricant, the transfer of polar components in the air to charges is reduced; the solid-solid effective contact area is increased, and the output performance can be improved.

The invention relates to a vehicle-mounted air purifier with a filter element convenient to replace. The vehicle-mounted air purifier comprises a main body, a gas inlet and a gas outlet and also comprises a replacing mechanism and an adjusting mechanism, wherein the replacing mechanism comprises a driving assembly and two treatment assemblies, each treatment assembly comprises an opening/closing unit and a telescopic unit, and the adjusting mechanism comprises a rotating assembly and an inclining assembly. The vehicle-mounted air purifier with the filter element convenient to replace has the advantages that the closure of an opening can be controlled through the replacing mechanism, and the filter element is automatically conveyed to the exterior of the main body, thereby reducing the complicated processes of disassembling a shell, avoiding the damage to the air purifier caused by manual disassembly, prolonging the service life of the air purifier, and enabling the filter element to bereplaced conveniently and reliably; and the position of a photovoltaic panel can be adjusted through the adjusting mechanism to enable the photovoltaic panel to cater for illumination, thereby ensuring more stable power generation, ensuring the power generation effect and greatly improving the practicability and the reliability of the vehicle-mounted air purifier.

The invention discloses an insect killer which comprises a main body support, a concave reflector, a solar cell panel, a wind-driven generator, a storage battery, an insect killing lamp and an insect collecting bag, wherein the bottom of the concave reflector is provided with a through hole, the solar cell panel is connected with the main body support through a third support, the insect killing lamp comprises a first fixing plate, a second fixing plate, a lamp tube, a power grid, a guide rail, a sixth support, a round iron ring, the lamp tube, the power grid and the guide rail are respectively fixed between the first fixing plate and the second fixing plate, the power grid is in a cylindrical shape, the round iron ring is in sliding connection with the guide rail through the sixth support, a brush is arranged on the surface of the round iron ring, and the power grid is located in the round iron ring. The insect killer has the advantages that the power taking structure of the solar cell panel is reasonably designed, a storage battery power supply is stable, service lives of the lamp tube and the insect killing lamp are prolonged, the power grid is conveniently and fast cleaned, and electrical injuries are not easily caused.

The invention discloses an intelligent building. The intelligent building comprises a photovoltaic power generation panel, a rod body, shockproof cushions, shockproof springs and a shooting camera. The photovoltaic power generation panel is used for converting light energy to electric energy, power is further supplied to residents, the power utilization cost of the residents is reduced, energy saving and environmental protection are achieved, and the practicability of equipment is improved; the adjustment of the height of the photovoltaic power generation panel is achieved by adjusting the rodbody to stretch and contract in a cylinder, so that the photovoltaic power generation panel is enabled not to be shielded by other objects at the top of a building main body; by arranging the shockproof cushion, shake generated by the photovoltaic power generation panel in weather such as large wind is absorbed, damage to the photovoltaic power generation panel due to excessively large shake is prevented, and the shockproof performance and the wind proof performance of the photovoltaic power generation panel are improved; by arranging the shockproof springs, the shake generated by the photovoltaic power generation panel in weather such as large wind is further absorbed; and the shooting camera is used for shooting a lighting condition of the top of the building main body.

The invention discloses a float tube type wave-activated generator, which comprises a sealed metal tube, as well as a rotor system, a stator system, a hanger spring and a slide rail all arranged in the sealed metal tube, wherein the stator system is arranged on an inner tube wall of the sealed metal tube; the rotor system is arranged on the slide rail positioned in a cavity formed by the stator system in an enclosing manner; the upper end of the slide rail is hung at the hanger spring arranged at the lower end of a sealing cover plate; the whole slide rail-rotor system is hung at the middle of the stator system; a slide rail balance weight arranged at the lower end of the slide rail enables the hanger spring to realize most active elasticity, and the slide rail-rotor system is enabled to reciprocate up and down in case of any slight wave fluctuation. According to the wave-activated generator disclosed by the invention, a linear electric generator, the hanger spring, the slide rail, a protection magnet and the balance weight are arranged in the sealed metal tube; through arrangement of the balance weight for a float tube, the float tube can always keep the upright state and suspends at a fluctuation layer with most active wave fluctuation; when multiple float tube type wave-activated generators are mounted in parallel, rigid supports are used for mutual supporting, so that distances between the wave-activated generators can be kept, collision can be avoided and large-scaled electricity generation can be formed.

The invention belongs to the field of heat supply of a thermal power generating unit, and discloses a heat supply and cooling mixed type condenser. The heat supply and cooling mixed type condenser comprises a shell, wherein the shell is hollow; the upper end and the lower end of the shell are respectively connected with an air inlet pipe and a water outlet pipe; the shell is connected with at least two groups of heat exchange units, and heat supply network circulating water or cooling circulating water flows in the heat exchange units. Heat exchange tube bundles in the adjacent heat exchange units are mutually independent without influencing each other, the heat absorption amount of the heat supply network circulating water can be flexibly regulated by only changing the type of the circulating water (industrial circulating water or the heat supply network circulating water) flowing in the heat exchange tube bundles in different heat exchange units and the flow of the circulating water, the heat supply demand of a heat supply network under a condition of different thermal loads is satisfied, the air discharge amount of a steam turbine does not need to be regulated, and the power generation capability of a unit is guaranteed.

The invention relates to a photovoltaic module, which comprises a photovoltaic back plate, a first packaging adhesive layer, a solar cell, a second packaging adhesive layer and a transparent cover plate which are stacked in sequence, wherein the volume resistivity of the first packaging adhesive layer and the volume resistivity of the second packaging adhesive layer are not less than 1.2*1014omega.cm. According to the photovoltaic module, by arranging the first packaging adhesive layer and the second packaging adhesive layer, which are high in volume resistivity, at two sides of the solar cell, the PID (potential induced degradation) effect can be effectively avoided, and therefore power attenuation cannot be caused even if the reverse bias phenomenon occurs in a photovoltaic module system during the operation of a photovoltaic power station, and the output power and the generating effect of the photovoltaic module are further ensured.

The invention relates to the technical field of wind power plant operation and maintenance management, in particular to a bionic robotic fish for monitoring the corrosion condition of an underwater pile foundation of an offshore wind power plant. Comprising a bionic robotic fish body, a power propeller, a buoyancy regulator, a sinking and floating air bag, an air compressor, a processor, a power manager, a multi-beam detection sonar and a sound velocity profiler are regularly arranged in the bionic robotic fish body, and a measuring ship, a master control machine room and a satellite reference/moving station are arranged outside the bionic robotic fish body. According to the design, original underground diving and autonomous cruising can be achieved, and the influence of stormy waves is reduced; by carrying the multi-beam sonar, the underwater three-dimensional image of the wind power plant can be obtained, the corrosion condition of the wind power plant can be accurately measured, a repair scheme can be quickly and accurately customized, and the operation and maintenance management cost of the wind power plant is reduced; monitoring data can be acquired nearby and calculated, the monitoring work efficiency and accuracy are improved, defects of the wind power plant are found and repaired in time, and the power generation efficiency and safety of the wind power plant are guaranteed.

The invention discloses a high-temperature-resistant turbine generator rotor for space thermoelectric conversion and an assembling method of the high-temperature-resistant turbine generator rotor, andbelongs to the technical field of space nuclear power sources. The rotor is supported by an air bearing, a turbine at one end of the rotor is blown by high-temperature and high-pressure helium-xenonmixed gas or pure argon working medium gas during working, a permanent magnet at the middle section of the rotor is driven to synchronously rotate to generate power, and meanwhile, a gas compressor impeller at the other end of the rotor is driven to boost the pressure of the working medium gas of a thermodynamic cycle system. The rotor is compact in structure; and the design of a high-performanceheat insulation section is adopted, so that the middle-section permanent magnet can be effectively prevented against demagnetization failure while the rotor works under the ultrahigh temperature gradient. Through repeated iterative design, the bearing support limitation, the thermosetting coupling effect, the thermal protection requirement, the high-speed rotation working condition and the machining process requirement of the rotor are comprehensively considered, and the closed-type thermal power generation system has the characteristics of being light in weight, high in strength, high-temperature-resistant, thermal-shock-resistant, excellent in dynamic characteristics and high in reliability, and is suitable for high-power-density closed-type thermal power generation systems.

The invention discloses a solar photovoltaic fixing support capable of preventing wind and sand, and belongs to the technical field of solar photovoltaic modules. A solar photovoltaic fixing support capable of preventing wind and sand comprises a frame provided with a photovoltaic panel, a telescopic rod is slidably arranged at the top of a first supporting rod, a first hinge seat is slidably arranged at the bottom of the frame, and the telescopic rod is rotationally connected with the first hinge seat; the bottom of the frame is fixedly connected with a second hinge seat, and the top of the second supporting rod is rotationally connected with the second hinge seat. One end of the rod body is rotationally arranged on the second supporting rod, the other end of the rod body is arranged on the first supporting rod in a sliding mode, and a box body is arranged on the rod body in a sliding mode. The inclined photovoltaic panel is collected to a horizontal state, the photovoltaic panel is effectively prevented from being blown over, meanwhile, damage of gravel to the photovoltaic panel is reduced, and the service life of the photovoltaic panel is prolonged; and the flow guide surface at the bottom end is matched to effectively receive the blowing of wind power, so that the surface of the photovoltaic panel is quickly and efficiently cleaned, and the power generation effect during subsequent lifting is ensured.

The invention discloses a high-safety intelligent building. The high-safety intelligent building comprises a photovoltaic power generation panel, a rod body, a shock pad, damping springs and a photographing camera. The photovoltaic power generation panel is used for converting light energy into electric energy to further supply power to residents, the electricity utilization cost of the residentsis reduced, energy conservation and environmental protection are achieved, and the practicability of equipment is improved; the adjusting rod body stretches out and draws back in a cylinder body to adjust the height of the photovoltaic power generation panel, so that it is guaranteed that the photovoltaic power generation panel is not shielded by other objects at the top of a building body; the shock pad is arranged to absorb vibration generated by the photovoltaic power generation panel in windy days and the like, damage to the photovoltaic power generation panel due to excessive vibration isavoided, and the anti-vibration performance and the windproof performance of the photovoltaic power generation panel are improved; the damping springs are arranged to further absorb the vibration generated by the photovoltaic power generation panel in windy days and the like; and the photographing camera is used for photographing the illumination condition of the top of the building body.