118 results about "Solar electricity" patented technology

A solar electricity generating system includes a solar cell and a DC / AC converter coupled to the cell. The first proposed method includes the steps of: (a) adjusting an output current of the DC / AC converter; (b) sensing an output voltage variation of the solar cell; (c) adjusting the output current in a direction of the variation; and (d) repeating the steps (a) to (c). The second proposed method includes the steps of: (a) adjusting a DC output voltage of the solar cell; (b) sensing an output current amplitude variation of the DC / AC converter; (c) adjusting the output voltage in a direction of the variation; and (d) repeating the steps (a) to (c).

The present invention relates to modular electrical headwear systems for use in charging electrical devices and operating electrical devices on an article of headwear. One embodiment includes utilizing a photovoltaic cell on the visor of a hat to generate solar electricity. A battery is disposed on the backstrap of the hat for storing solar electricity and providing existing electricity to a variety of electrical devices. Various chargers, lights, fans, motorized objects, etc may be located on an article of headwear and utilize some form of electrical current for operation. An electrical charger may used to charge a user's cell phone while they wear the article of headwear. Various electrical components may be releasably secured to an article of headwear to allow a user to interchange, upgrade, add, and remove components from a personalized electrical headwear system.

The invention discloses a capacity-optimizing method of an isolated micro-electrical network containing a wind-solar electricity-generating and electric-automobile electricity-transforming station in the technical field for the optimization of an electric-power system. The invention adopts the technical scheme that the method comprises the following steps of: firstly selecting a reasonable system structure, establishing the model of each part in an integrated system, then establishing an objective function by using the minimum total cost as an object, determining corresponding constraint conditions, and finally solving through an intelligent optimization algorithm to obtain the optimal capacity configuration of the system. In an optimized capacity-calculating method disclosed by the invention, the electricity-consuming requirement of an electric automobile and the possessed energy-storing capability of an electricity-transforming mode are considered, and the constraint conditions of a charging-discharging machine and a power battery are added; iterative solution is carried out through the intelligent optimization algorithm, the thought is clear and rigorous, the method is reasonable and reliable, and the problem of optimized capacity configuration of the isolated micro-electrical network containing the wind-solar supplementary electricity-generating and electric-automobile electricity-transforming station can be effectively solved.

A double-pane window, installed at a known azimuth, houses a plurality of solar cells. During available daylight, the solar cells track the apparent motion of the sun to provide electricity, based on the 24-hour time and the known azimuth of the window. When sunlight is not available due to either nighttime or the azimuth of the window, the solar cells are parked. This parked position preferably provides a view to the occupants of the building using these double-pane windows. Alternately, the parked position can block incoming viewing, and thus provide a measure of privacy.

A window frame features solar electric cells on its exterior side that provide solar electricity for buffer storage in rechargeable batteries housed also in the window frame. Also integrated in the window frame are light emitting diodes that are activated during absence of daylight and powered from the solar electricity stored in the batteries. In that way a simple and compact system is provided for solar powered interior lighting that may be easily maintained and retrofitted in existing buildings.

The invention provides an intelligent optimal scheduling method for wind and solar energy storage grid-connected power generation. The intelligent optimal scheduling method comprises the steps that (1) historical wind electricity data and solar electricity data are collected, and wind electricity and solar electricity output prediction error distribution before a day and in a day at different time scales is obtained; (2), wind electricity and solar electricity predicted output values are obtained according to meteorological data (illumination and temperatures) with an existing wind electricity output predicting system and a solar electricity output predicting system; (3), a wind electricity output scene value and a solar electricity output scene value are determined through the step (1) and the step (2); (4), an intelligent wind and solar energy storage gird-connected power generation scheduling model is established, wherein the intelligent wind and solar energy storage gird-connected power generation scheduling model comprises a scheduling optimized objective function model and a scheduling constraint condition model, and the scheduling optimized objective function model comprises a day-ahead scheduling model, a intraday scheduling model and a real-time scheduling model; (5), a first wind and solar energy storage power generation day-ahead combined scheduling value is obtained through optimization; (6), a wind and solar energy storage power generation intraday combined scheduling value, a wind energy storage power generation intraday scheduling value and a solar energy storage power generation intraday scheduling value are obtained; (7) a real-time wind and solar energy storage scheduling value is obtained.

The instant invention is concerned with method and apparatus for induced dipole alignment of solar concentrator micro-mirrors. Novel method and apparatus are taught for coupling to, addressing, and alignment of a micro-optics solar concentrator system for single-axis and two-axis tracking. Mirrored micro-balls are covered with a thin spherical shell of lubricating liquid so that they are free to rotate in an almost frictionless encapsulation in the sheet. Novel method and apparatus are presented for matching the overall ball density with that of the lubricating fluid. Broadly this invention deals with novel concepts used for alignment in the focussing of light wherever mirrors are used for focussing such as for solar propulsion assist, illumination and projection of light, optical switching, etc. A particularly important objective is the focussing of sunlight for solar power conversion and production.

The invention discloses a wireless sensing water quality monitoring and early warning system. The wireless sensing water quality monitoring and early warning system comprises wireless sensor water quality parameter collecting node, converged nodes and a water quality monitoring center, wherein each wireless sensor water quality parameter collecting node comprises a water quality parameter sensor module, a microprocessor module, a ZigBee module and a solar electricity supply module; the water quality parameter sensor module is responsible for collecting water quality parameters and is connected with the microprocessor module; automatic networking is realized between the water quality parameter collecting nodes through the ZigBee module in a wireless mode so as to form a water quality monitoring wireless sensor network; the converged nodes exchange data with the wireless sensor water quality parameter collecting nodes by the ZigBee module, and exchange data with the water quality monitoring center by a GPRS (general packet radio service) module and the internet; the water quality monitoring center processes the data by an autoregression model algorithm and performs early warning. The system is flexible in layout, can report data in real time, and can realize wireless water quality monitoring and early warning of wide-range water area.

A hybrid photovoltaic panel-interfaced distillation with and without a hydrophobic microporous membrane distillation process is provided that is capable of utilizing solar waste heat to perform liquid distillation while co-generating solar electricity. Solar waste heat co-generated at a photovoltaic panel is effectively utilized by in situ distillation liquid as an immediate heat sink in thermo contact with the photovoltaic panel, thus providing beneficial cooling of the photovoltaic panel and co-making of distillation products while generating electricity with significant improvement on total-process solar energy utilization efficiency. Its enabled beneficial utilization of waste heat can provide a series of distillation-related products such as: freshwater, sea salts, distilled water, distilled ethanol, hot water, hot steam, saline / brine products, and brine photobiological cultures for production of advanced biofuels and bioproducts, in addition to solar electricity.

The invention provides a novel off-grid / grid-connected integrated solar power generation system. The solar power generation system can meet the requirements of a user on the off-grid or grid-connected running of a solar energy power system, and also has the capability of realizing the multifunctional application of storing and backing up the peak power of an external power grid. The solar power generation system is characterized in that: a control system of the solar power generation system controls the solar power generation system to run in any mode such as an off-grid mode, a grid-connected mode and the like. The invention also provides a control method for the solar power generation system. The control method comprises the following steps that: a system operating mode manager selects the off-grid operating mode or the grid-connected operating mode of the system, and a logic control unit controls the working conditions of a power input orientation driver, a power generation and energy storage driver and a power output orientation driver according to the power load condition feedback of a solar panel, an inverter, a storage battery charging controller and a storage battery matrix, thereby realizing the running of solar energy power-based charging energy storage and power generation output of the whole solar power generation system in the operating mode such as the off-grid operating mode, the grid-connected operating mode and the like.

A space construction method and system transports construction materials, a propellant depot, solar electric propulsion (SEP) vehicles, and robotic equipment from Earth into a lower-Earth orbit. The SEP vehicles are used to transport payload between the lower-Earth orbit and a construction area in higher-Earth orbit, such as GEO. The robotic equipment transfers materials between various vehicles and assembles the transported construction materials in the higher-Earth orbit. A tug SEP vehicle transports heavier construction materials from the propellant depot in lower-Earth orbit to the construction area in higher-Earth orbit. A propulsion stage SEP vehicles transport lighter construction materials from the propellant depot to the construction area. The tug is also transports the fuel-depleted propulsion stages from higher-Earth orbit back to the propellant depot in lower-Earth orbit, where both the tug and the propellant stages are refueled and reloaded for another trip to the construction area in higher-Earth orbit. As additional supplies they are transported from Earth to the propellant depot in lower-Earth orbit.

The invention addresses the area utilization and capital efficiency of systems for converting solar energy into electricity. A solid-state solar system includes photovoltaic and thermoelectric or thermionic cells. The system can be implemented in various configurations and by a solar insolation flux collection and concentration method to improve the area utilization and solar-to-electricity conversion efficiency. A thermal expansion matched multilayer board is also used to withstand ultra high concentration of solar insolation flux.

The invention relates to an air quality monitoring aircraft based on a mobile phone client. The air quality monitoring aircraft comprises an aircraft monitoring terminal and a mobile control terminal, wherein the aircraft monitoring terminal comprises an ARM processor which is connected with an air quality data acquisition system, a DSP processor, a solar electricity supply system, an SD storage module, a reformed WiFi route and a real-time clock module through power supply lines, the DSP processor is connected with a flight attitude monitoring system, a navigation auxiliary system and a motor control system through the power supply lines, the mobile control terminal adopts an Android intelligent mobile phone, and through developing APP of corresponding monitoring systems, the aircraft is controlled and air quality parameters are obtained. Monitoring equipment is carried on the aircraft, so that a wide monitoring scope can be covered. ARM+DSP principal and subordinate system structures are adopted, the characteristics of high sampling frequency and high arithmetic speed of the DSP processor are exerted, and besides, the resources of the embedded chip ARM processor can be fully utilized, so that the system is intelligent and perfect.

The invention belongs to the technical field of application of solar power generation grid-connection self-use power supply, and in particular relates to a structure and a method for a solar power grid-connection self-use multi-functional system. In order to endow a solar power generation system with functions of power generation, grid connection and self-use, a technical scheme is changed through a direct current power regulating circuit, a system allocating control circuit, an electronic control switch group and a power on-off controllers, wherein according to technical scheme, the system structure is that solar power generation systems can supply power to alternating loads of users only through storage batteries and inverters, and the internal power path is single. Therefore, when the multi-purpose solar power generation power supply system which can generate power, connect the grids and realize self-use is constructed, the system hardware scale is reduced, the structure of the system and formation of the internal power path are optimized, power consumption and resource waste are reduced, the using efficiency of solar power is greatly improved, and return on investment is greatly increased.

The present invention is primarily directed to improvements to cost-effective systems for concentrating and using solar energy. The present invention co-optimizes the frame and the primary mirrors and secondary concentrator for a cost-effective very high concentration quasi-parabolic dish system that uses no moulded optics for the primary concentration, and also optimizes fabrication jigs for the main components of that design. The present invention also optimizes cell contacts and provides cost effective receiver cooling for dense receiver arrays for very high concentration photovoltaic systems. The present invention also includes a semi-dense receiver array that can provide a higher acceptance angle than a dense receiver array, and finally includes mutual-shading impact minimization methods and apparatus compatible with very high concentration photovoltaic systems.

The invention discloses an unmanned aerial vehicle system and method for nuclear radiation radioactive source positioning and capturing. The unmanned aerial vehicle system comprises a ground station device, an unmanned aerial vehicle, a solar energy power device and a positioning and capturing device, wherein the solar energy power device and the positioning and capturing device are arranged on the unmanned aerial vehicle. The ground station device comprises a ground station information processing unit, a man-machine interaction unit and a ground station data transmitting unit; the solar energy power device comprises a solar energy lens unit and a corresponding solar energy battery panel; the positioning and capturing device comprises an information processing unit and further comprises a flight control unit, a positioning unit, an obstacle monitoring unit, a nuclear radiation intensity sensor, an image collecting unit, a manipulator unit and a data transmitting unit which are connected with the information processing unit; an emergency treatment person real-timely views data information through the ground station device, and control instructions for the unmanned aerial vehicle and a manipulator are sent, so that radioactive source capturing is remotely controlled; and according to the unmanned aerial vehicle system and method for nuclear radiation radioactive source positioning and capturing, an unknown radioactive source in a nuclear radiation area can be accurately found, and meanwhile radioactive source capturing work can be completed.

The invention discloses a black box capable of returning automatically. The black box capable of returning automatically comprises a black box body; an electricity generating mechanism is arranged onthe black box body; the electricity generating mechanism is provided with a solar electricity generating panel, magnetic coils and a storage battery; a rotor wing mechanism is arranged on the black box body; the rotor wing mechanism is provided with rotating motors, rotating shafts and rotor wing vanes; an air bag mechanism is arranged on the black box body; the air bag mechanism is provided withan air bag placement box, a high-pressure air tank, an electromagnetic valve and an air bag; an ejection mechanism is arranged on the black box body; the ejection mechanism is provided with an ejection cabin, a driving motor, a spring, a pushing block, a linear motor, a telescopic rod and an ejection cabin door; an obstacle identification mechanism is arranged on the black box body; a black box data module is arranged in the black box body; an accident judgment mechanism is arranged in the black box body; a positioning mechanism is arranged in the black box body; a control chip is arranged inthe black box body. The black box capable of returning automatically has the beneficial effects of simple structure and high practicability.

The invention provides a brand-new high-energy-density energy-storing generating mode and relates to a melting phase-changing energy-storing generating system. By arranging an electric heating pipe, inferior electricity energy including wind electricity, solar electricity and the like and night low-ebb electricity are used for heating until energy-storing materials are melted and converted into heat energy for storing. A high-temperature-resisting and corrosion-resisting high-pressure flash pipe is installed in a melting tank, when heat energy needs to be converted into electricity energy, users only need to open a magnetic-control valve and guide in water, then the water can be instantly motivated and flashed to form over-saturated high-temperature high-pressure steam, the steam can react fast to start a heating power generator, and accurate output can be achieved through control. By means of the melting phase-changing energy-storing generating system, the world-wide puzzle of large-power energy storing can be solved thoroughly, and the melting phase-changing energy-storing generating system can have great effect in the fields of new energy grid connection, energy saving, emission reduction, peak clipping and ebb filling of the state grid and the like.

The invention relates to a marine buoy device capable of automatically generating electricity, and belongs to the field of marine equipment. The marine buoy device capable of automatically generatingelectricity consists of floating balls, a floating ball connecting rod, a buoy floating body, an upper body bracket, an accumulator, a solar panel, an indicator lamp, a radar reflection device and a positioning device. When the device is placed on a water surface, the buoy can show better stability along with rising and falling of seawater, and can enable wave energy to drive a permanent magnet generator to generate electricity through a series of mechanical transmission along with rising and falling of the seawater, the electricity generation of the permanent magnet generator cooperates withsolar electricity generation, and the electricity generation of the permanent magnet generator and the solar electricity generation are complementary and can provide ample electric energy at any environment. The device is provided with the radar reflector, so that the device is easy to catch by a radar of a ship, and the ship can know the existence of the buoy in advance.

A front feed type voltage drop dynamic compensating device based on complementation of wind electricity and solar electricity comprises a controller, a rectification unit, an H bridge inversion unit, a by-pass switch, a wind electricity direct voltage sensor, a wind electricity direct current sensor, an alternating voltage transformer, a direct current boost unit, a solar electricity direct voltage sensor, a solar electricity direct current sensor and a grid connected inverter. When a power grid normally runs, the wind electricity and the solar electricity feed electric energy into the power grid through the grid connected inverter, and output voltage of a series compensator is zero. When the power grid breaks down and voltage of the power grid drops (sinks or suddenly dips), the series compensator is controlled to rapidly output corresponding compensatory voltage so as to directly and dynamically compensate voltage drop and keep voltage of a load end unchanged, and accordingly a load is prevented from being influenced by faults of the power grid, and simultaneously direct current bus voltage is kept stable. The front feed type voltage drop dynamic compensating device based on the wind electricity uses the complementation of the wind electricity and the solar electricity, has the characteristics of complementary front feed and rapid power grid voltage change compensation of the wind electricity and solar photovoltaic electricity generation, and is small in size and low in cost.

The present invention provides a hydrogen suspending photovoltaic monitoring aircraft and a manufacturing method thereof. A thin film photovoltaic cell is laid on the surface of a hydrogen airship, the hydrogen airship and a rotor aircraft are connected into a whole through a connection rod and a connection plate, a flight control system box and a control line, as well as a charging device box and a power supply line are fixed to the aircraft through the connection rod and sleeve on a flight control bus. The hydrogen suspending photovoltaic monitoring aircraft manufactured through the method can be lifted off and hover for a long time, fly horizontally and land smoothly and steadily by depending on the suspension balance force of the hydrogen airship only under the effect of upward, horizontal and downward power rotors, and thus the power consumption can be reduced; high-precision hovering can be realized as the hovering control relies on a Dajiang flight control system, enough power consumption for a video camera to monitor can be provided by using solar electricity generation and charging; the aircraft has the functions of long-time suspension, lifting off and flight, high-precision hovering and high-quality in-air video monitoring. Therefore the purposes of the invention are realized with a low cost and high efficiency.

The invention discloses a solar soot purifying device, relating to the technical field of purifying devices. The solar soot purifying device comprises a chimney, wherein a solar cell panel is mounted on the outer wall of the chimney, a soot suction machine is arranged at the top of the chimney, and a soot conveying pipeline is connected to the soot suction machine; the other end of the soot conveying pipeline is connected to a first filter tank after one end of the soot conveying pipeline is connected to the soot suction machine, and a second filter tank is arranged on one side of the first filter tank; a second filter tank is arranged on one side of the first filter tank, a circulating water tank is arranged on one side of the second filter tank, a high-pressure water suction pump is arranged in the circulating water tank, the draining end of the high-pressure water suction pump is connected with an annular high-pressure spray head through a high-pressure water pipe, and the annular high pressure spray head is located at an outlet in the bottom of the soot conveying pipeline and is used for carrying out high-pressure spraying on soot from the soot conveying pipeline so as to settle the soot to the first filter tank; the solar cell panel is connected with an electrical storage device, and the electrical storage device is connected to the high-pressure water suction pump and the soot suction machine through a solar electricity conversion switch and an electric supply conversion switch, respectively. The solar soot purifying device is simple in structure, novel in design, low in energy consumption and wide in applicability and can be used for completely purifying the soot.

The invention discloses a reactive power voltage coordination control method adaptable to a clustered wind-solar-electricity access system. A power grid serves as the highest level control layer, a power grid level control station selects a reactive power optimization mode or voltage control mode according to weak sending end voltage, a cluster level serves as a second highest level control layer, corresponding model calculation is performed according to a superior control command, a control objective is proposed to an inferior station, a terminal serves as a control layer and also an executive layer, local control is performed and action of an inferior wind generation set or a photovoltaic module is selected according to the control objective proposed by a superior station, the wind generation set / photovoltaic module is an executive layer, and reactive power adjusting action is executed according to the superior control command. The outstanding problem of complicated reactive power voltage of the clustered wind-solar-electricity access system in the prior art is solved, full-network voltage safe and stable operation is realized, and wind-solar-electricity capacity is maximized as much as possible.

The invention provides an analog control system and method based on the Internet of Things, and the system comprises: a central processing unit which is used for processing the calculation and data processing in the system, and at least comprises a CPU, a memory, and a hard disk; the safety monitoring module that is used for managing safety monitoring equipment; the data processing module that isused for processing, processing, storing, outputting and displaying all data in the system; the terminal user module that is used for managing terminal equipment connected with the system, wherein thecentral processing unit is respectively in interactive connection with the safety monitoring module, the data processing module and the terminal user module, and the central processing unit is respectively in interactive connection with the intelligent electric power system and the solar electric power grid-connected system. According to the invention, the power dispatching situation can be monitored in real time, power resources are integrated, the enterprise cost is reduced, and a user can know power grid state parameters and receive various alarm information by using terminal mobile communication equipment.

The invention relates to the technical field of a solar vehicle-mounted frequency variable air conditioner. The solar vehicle-mounted frequency variable air conditioner is provided with a solar electricity generating panel and a semiconductor electricity generator. Compared with the prior art, the solar vehicle-mounted frequency variable air conditioner comprises a charging controller, wherein the charging controller is connected to a wire for connecting the monocrystalline silicon solar photoelectricity generating panel and the semiconductor electricity generator with a vehicle engine electricity generator, the charging controller is connected with a storage battery, the storage battery is connected with a relay, the relay is connected with a frequency variable power module, the frequency variable power module is connected with a compressor, the compressor is connected with a cold and hot crossover valve, the cold and hot crossover valve is connected with a condenser, and the relay, the compressor, the cold and hot crossover valve, the condenser and a temperature sensor are all controlled by a computer panel controller. The solar vehicle-mounted air conditioner is driven by green and environment-friendly electricity. The solar vehicle-mounted frequency variable air conditioner can continuously run for as long as 15 hours under the condition that the vehicle engine stops, so that the temperature in the vehicle is ensured. Therefore, energy consumed by the vehicle and exhaust gas emitted by the vehicle are reduced, and pollution to environments is accordingly reduced. The solar frequency variable air conditioner has strong practicability.

The invention provides a solar direct-current supply station which comprises a solar photovoltaic battery, a storage battery, a solar electricity-generating controller, a complementation charging controller, a mains supply charging module, a storage battery discharging module and a direct-current load. The solar electricity-generating controller is used for adjusting and controlling electric energy converted by the solar photovoltaic battery, sending the adjusted energy to the direct-current load on one hand, and sending the excess energy to the storage battery for storing on the other hand. When electricity generated by the solar photovoltaic battery can not meet the need of the direct-current load, the controller sends the electric energy of the storage battery to the direct-current load through the discharging module. The complementation charging controller is used for controlling the mains supply charging module to charge the storage battery when the electric energy of the storage battery is insufficient, and therefore the storage battery can supply direct currents continuously to the direct-current load. The solar direct-current supply station can provide the stable and continuous direct currents for villages, pasturing areas, mountainous areas and the like where power supply of a public power grid is unstable, and illumination and life of users are facilitated.

Economical sunlight collection panels are constructed to minimize the cost to generate electricity from solar radiation. The panels use a plurality of fixed plastic linear lenses to collect sunlight over a wide arc of solar movement and concentrate the collected light onto a plurality of relatively expensive narrow strips of photovoltaic material. The photovoltaic strips are moved in an arculate path and maintained parallel to the lenses so that the lines of light concentrated by the lens remain on the strips and produce electricity over a wide portion of the sun's path across the sky, even though the area of the photovoltaic strips is minimized for economy.

The invention discloses a train approach alarming trigger device. The device adopts an orthogonal Doppler radar detection technique, under the circumstance that detection equipment does not need to be mounted on an upper track, for example, the device can be mounted outside a train track guard railing and within the range of 30 meters away from a train track, both train approach detection and train approach direction detection can be realized, and trigger signals are provided for a train approach alarming device. The device comprises a radar sensor module, a Doppler signal amplification conditioning module, a power management module, a dual-backup physical isolation wireless receiving and dispatching module (a radio frequency processing module 1 and a radio frequency processing module 2), an MCU module, a minimum system, a serial communication module, an outside watchdog module and the like. The device has the outstanding characteristics that the Doppler radar detection technique is adopted, the device has a low power consumption control mode, the dual-backup physical isolation wireless receiving and dispatching module is used for reliably uploading detection information, a solar electricity supplying scheme can be supported, reliable stable trigger signals are provided for train approach alarming, and besides, the device is convenient to mount and high in applicability.

The invention discloses an anti-scaling efficient liquid delivery pipe. The anti-scaling efficient liquid delivery pipe comprises a pipe body, a spiral flow guide plate, a pipe wall coating, a vibrator fixing base, a vibrator, a base plate, a solar electricity collecting panel, storage batteries, a small vibrating motor and flange bases. The spiral flow guide plate is a spiral blade which is coaxially arranged on the inner wall of the pipe body in the axis direction of the pipe body. According to the wall attachment effect of fluid, when liquid flows in the inner wall of the pipe body, the liquid is guided by the spiral flow guide plate to flow forward in a spiral rotation mode, the water flow continuously conducts friction with the surface of the inner wall of the pipe body and has an impact on the pipe wall, and therefore the amount of dirt which accumulates on the pipe wall is reduced. The vibrator slides into the vibrator fixing base, the storage batteries can drive the small vibrating motor to vibrate, the vibration is transmitted to the pipe body, and therefore the dirt is further prevented from being attached to the inner wall of the pipe body. The solar electricity collecting panel is used for charging the storage batteries when it is sunny, and therefore operation of the vibrator is guaranteed.