609 results about "Solar energy conversion" patented technology

The invention relates to the technical field of automatic dispatching and management of a power system, and discloses an automatic dispatching control system based on photovoltaic power generation, which comprises a photovoltaic power generation unit used for converting solar energy into electric energy and monitoring power generation power and power generation efficiency in real time; the energy storage unit is electrically connected with the photovoltaic power generation unit and is used for storing redundant electric energy and intelligently releasing the electric energy according to the load state of the power grid; the meteorological monitoring module is used for collecting and predicting meteorological data in real time, the meteorological data comprise sunlight intensity, temperature, wind speed and the like, and generating a short-term weather forecast; and the demand response management system is electrically connected with the power grid and the user side equipment, and the system intelligently identifies non-critical load equipment by monitoring the load of the power grid in real time. The intelligent scheduling module is combined with meteorological prediction and real-time data, so that the system can dynamically adjust the output power of the photovoltaic power generation unit, ensures that the power generation capacity is matched with the power grid demand, reduces the power waste, and maximizes the utilization of renewable energy sources.

The invention relates to the technical field of comprehensive energy management, and particularly discloses a comprehensive energy optimization scheduling system based on adaptive adjustment, which comprises a solar heat collection module, a heat storage module, a thermoelectric conversion module, a data acquisition module, an intelligent control module and an optimization scheduling module, solar energy is converted into heat energy; the heat storage module is used for storing heat energy generated by the solar heat collection module; the thermoelectric conversion module converts heat energy stored in the heat storage module into electric energy and provides the electric energy for a load. The data acquisition module is responsible for collecting key parameters related to system operation; the intelligent control module adaptively adjusts the operation parameters of the heat collector, the heat storage module and the thermoelectric conversion module to ensure the stable operation of the system; the optimization scheduling module establishes a supply optimization model, optimizes energy supply, establishes a load model, predicts future power load demands, reduces energy waste and improves the energy utilization rate.

The invention relates to a spatially distributed condensation type energy system which comprises a power generation unit, an energy storage unit, a power management unit and a space intelligent sun tracking mechanism. The power generation unit can convert solar energy into electric energy by combining a concentrating solar energy technology; the energy storage unit can store electric energy; the power generation unit is connected with the power management unit; the power supply management unit is connected with the energy storage unit and manages the electric energy output by the power generation unit to be stored in the energy storage unit in a cooperative manner; the power supply management unit is also in power supply connection with the space intelligent sun tracking mechanism and the external load system; wherein the power generation unit comprises a plurality of groups of power generation modules and a bracket structure; and the plurality of groups of power generation modules are arranged on the bracket structure and are connected with the power management unit. The energy system provided by the invention can improve the photoelectric conversion efficiency of the solar cell and reduce the cost of equipment.

A solar boat for easy collection of spilled oil and garbage of the present disclosure includes a cabin unit, a boat body consisting of a pair of ship bottoms having a structure that is symmetrical left and right and spaced apart below the cabin unit, a solar panel unit provided above the cabin unit and configured to convert solar energy into electrical energy, a collection and transfer unit provided between the pair of ship bottoms, driven by the electric energy supplied from the solar panel unit, and configured to collect spilled oil and garbage into the inside of the boat body, a garbage storage unit, and a spilled oil storage unit, wherein the collection and transfer unit comprises a rotating conveyor belt, and an oil adsorption member and a collection member that are attached to and detached from the conveyor belt, and the solar boat for easy collection of spilled oil and garbage of the present disclosure has an effect of having excellent work efficiency by simultaneously including an oil adsorption member and a collection member that are attached to and detached from a conveyor belt and simultaneously proceeding with collection of spilled oil and collection of garbage on the water, and an effect of being able to separate the spilled oil from the oil adsorption member, the collection member, and the garbage and easily move the spilled oil to the spilled oil storage unit by including a steam spray nozzle configured to spray hot steam at the end of the conveyor belt.

A multi-tier, foldable roof includes photovoltaic (PV) cells for transforming solar energy into electrical energy. The roof includes a climate layer configured to close an opening of a structure and also configured to control temperature and humidity of an interior of the structure, a PV screen having plural PV panels, each PV panel configured to include plural PV cells, and an outer layer configured to protect the PV screen from soiling. The climate layer, the PV screen and the outer layer are spaced apart from each other with a given distance (H), and each of the climate layer, the PV screen and the outer layer is configured to change from a retracted state to an expanded state.

The invention provides an intelligent photovoltaic power supply system and a control method thereof, and relates to the technical field of photovoltaic power generation. The system comprises a photovoltaic power generation unit which comprises a photovoltaic module and a photovoltaic module frame, the photovoltaic module is used for converting solar energy into electric energy, and the photovoltaic module frame is used for wrapping the photovoltaic module; the energy storage battery is connected with the photovoltaic power generation unit, the energy storage battery is used for storing electric energy, and the energy storage battery shell is used for wrapping the energy storage battery; the micro photovoltaic energy storage controller is connected with the photovoltaic power generation unit and the energy storage battery, the micro photovoltaic energy storage controller comprises an adjusting device and a main control device, and the adjusting device is used for adjusting the output voltage and the output current of the energy storage battery and adjusting the output voltage and the output current of the photovoltaic module; and the main control device is used for collecting the output voltage and the output current of the energy storage battery, the output voltage and the output current of the photovoltaic power generation unit and the illumination intensity and carrying out charging and discharging protection on the intelligent photovoltaic power supply system.

The utility model relates to the technical field of planting irrigation, and discloses a movable photovoltaic irrigation device which comprises a base, the upper surface of the base is fixedly connected with a water storage tank, a water pump and a supporting column, the water inlet end of the water pump extends into the water storage tank, and an installation base is rotationally installed at the top end of the supporting column. The inner wall of the mounting base is rotationally connected with a rotating shaft, and the surface of the rotating shaft is fixedly connected with a connecting base. According to the movable photovoltaic irrigation device, a photovoltaic panel converts solar energy into electric energy and can supply power to a water pump, a T-shaped insertion rod is pulled out of a counter bore by pulling the T-shaped insertion rod, a connecting column can be rotated to adjust the direction of the photovoltaic panel, the T-shaped insertion rod is loosened, under the tension of a tension spring, the T-shaped insertion rod is inserted into the counter bore to fix the direction of the photovoltaic panel, and a fixing bolt is loosened, so that the photovoltaic panel is fixed. And the rotating connecting seat can drive the photovoltaic panel to rotate to adjust the angle, so that the device can conveniently adjust the position of the photovoltaic panel, and solar energy can be conveniently and fully utilized.

The invention relates to the technical field of phase change materials, and discloses a multifunctional composite phase change material and a preparation method and application thereof. The phase change energy storage microcapsule is prepared from the following raw materials: a core material, a Pickering emulsion template and a wall material, the wall material comprises resin and polypyrrole. The multifunctional composite phase change material is prepared from the phase change energy storage microcapsule, a reinforcing material and a polymer elastomer. The phase change energy storage microcapsule provided by the invention is uniform in size, regular in shape, good in stability and good in coating effect, the surface is doubly coated with the resin and the polypyrrole nanoparticles, the phase change material leakage condition is avoided, and the thermal cycling stability is good; the multifunctional composite phase change material has good photo-thermal conversion capability and conductivity and good thermal cycling stability, can meet the multi-scene application requirements in the fields of intelligent wearing, solar energy conversion and human body near-infrared photo-thermal treatment, and is non-powdery and can be directly used.

The present invention discloses a method, system, device and photovoltaic power station for detecting point-like hot spots of photovoltaic components, which relates to the field of photovoltaic power generation, including obtaining an infrared image of a photovoltaic component and determining the grayscale value of the infrared image; constructing a decision surface function; determining the decision surface function value of each pixel point in the infrared image according to the grayscale value of the infrared image; and determining whether the infrared image includes point-like hot spots according to the decision surface function value. Considering that a photovoltaic component cannot convert solar energy into electrical energy after a failure, which leads to point-like hot spots in the infrared image, since the point-like hot spots are highly concentrated and have high grayscale values, a decision surface function that is positively correlated with the concentration of pixels in the infrared image and the grayscale value of pixels in the infrared image is constructed. Determining whether there are point-like hot spots in the infrared image according to the decision surface function can improve the accuracy of detecting point-like hot spots of photovoltaic components in the automatic inspection mode of unmanned aerial vehicles, and the subsequent positioning of the position of the faulty photovoltaic component is more accurate.

The invention discloses a hydrogen production method and device, electronic equipment and a storage medium, according to the scheme, after a system energy storage configuration model is constructed, first data of an off-line hydrogen production system is collected, energy storage capacity optimization is carried out through the system energy storage configuration model according to the first data, and an optimization result is obtained; and finally, controlling the off-line hydrogen production system to carry out hydrogen production operation according to an optimization result. The off-grid hydrogen production system comprises a power supply unit, an energy storage unit, a transformer rectifier, a medium-voltage direct-current bus, an electrolytic bath and an inverter, renewable energy sources of wind energy and solar energy are converted into direct current through the power supply unit and the transformer rectifier, then the direct current passes through the medium-voltage direct-current bus and the electrolytic bath, the electrolytic bath electrolyzes seawater to generate hydrogen, and under the off-grid condition, it can be guaranteed that the hydrogen production process is not affected by fluctuation of a power grid; and meanwhile, under the condition of a renewable energy source micro-grid, the operation stability of the hydrogen production process can be improved in combination with the use of a medium-voltage direct-current bus.

The invention discloses an arid and semi-arid region well and canal double-irrigation rotation irrigation wind-solar complementary intelligent water-saving salt-control irrigation device and method. The device comprises a sensor monitoring module used for acquiring environment data and water level information of well water and canal water in real time; the energy supply module comprises a solar assembly and a wind power generation assembly, the solar assembly is used for converting solar energy into electric energy, the wind power generation assembly is used for converting wind energy into electric energy, and the energy supply control module is connected with the sensor monitoring module and the energy supply module. The calculation module is used for calculating irrigation water quantity according to the environment data and the water level information; and the irrigation module is connected with the control module and is used for controlling the output water quantity according to the calculated irrigation water quantity. Water resource shortage in arid and semi-arid areas can be relieved, and water resource waste in the irrigation process is avoided.

The invention discloses a loop heat pipe and water heat storage coupling system and a working method, and belongs to the technical field of heat storage. The system has the modes of light gathering of the light-following trough heat collector, heat conduction of the loop heat pipe, heat storage of the water storage tank and warm water irrigation by using the stored heat water. When sunlight is sufficient in the daytime, the system converts solar energy into sensible heat of water in the heat storage water tank and stores the sensible heat, and the sensible heat is insulated by soil to slow down heat loss; when plants need to be irrigated, warm water in the irrigation water tank is used for irrigation; at night or in the absence of illumination, warm water in the heat storage water tank exchanges heat with air in the greenhouse, so that a lasting and stable heat supply source is provided for the greenhouse. Solar energy collected by the heat collecting groove is efficiently transmitted into the water tank through the loop heat pipe driven by temperature difference to be converted into sensible heat of water to be stored, the sensible heat is used for increasing the greenhouse temperature and irrigating plants when heat is needed at night, and the purposes of efficiently storing heat in the daytime and continuously supplying heat at night are integrally achieved.

The invention discloses a sun-tracking type solar energy storage device and method, and relates to the technical field of solar energy storage, and the device comprises the following components: a sensing detection module, a control processing module, an angle adjustment module, a solar energy conversion module, a thermoelectric power generation module and an energy storage module. Environmental information such as geographic latitude, season and illumination intensity is accurately acquired through the sensing detection module, the control processing module is combined with a preset algorithm and a database, a sun tracking strategy is dynamically adjusted in real time, and the angle adjusting module is driven to accurately control the angle and speed of the solar cell panel, so that the solar cell panel is always kept at the optimal receiving angle; the defect that a traditional fixed sun tracking algorithm cannot adapt to complex environment changes is effectively overcome, the solar energy capturing efficiency is remarkably improved, and it is ensured that solar energy resources can be obtained to the maximum extent under different environment conditions.

The invention relates to a solar power generation assembly and a preparation method thereof, and a preparation method of a perovskite device. The preparation method of the solar power generation assembly comprises the following steps: providing a substrate; constructing a plurality of perovskite devices on the substrate; wherein the perovskite device comprises a light absorption area and a functional area, the light absorption area is used for converting solar energy into electric energy, the functional area comprises a bus electrode, and the bus electrode is electrically connected with the light absorption area to collect the electric energy; a cover plate is attached to the surface of each perovskite device; cutting the substrate and the cover plate to obtain a plurality of solar power generation assemblies; the solar power generation assembly comprises a sub-substrate, a perovskite device and a sub-cover plate which are stacked in sequence; the sub-substrate is obtained by cutting the substrate, and the sub-cover plate is obtained by cutting the cover plate. The perovskite device of each solar power generation assembly is provided with the bus electrode, so that an external circuit can be directly connected with the bus electrode, a junction box is omitted, and the overall size of the solar power generation assembly is reduced.

This application provides a charging module and a charging system. The charging system includes a charging module. The charging module includes a direct current-to-direct current (DC / DC) charging component, a functional interface, an inverter, and a control and guide component. The functional interface includes a photovoltaic interface. The DC / DC charging component is configured to receive a first power exported by a photovoltaic module to charge an electric vehicle (EV). In this way, after receiving, through the photovoltaic interface, electrical energy converted from solar energy, the charging module does not need to cooperate with an on-board charger (OBC), but uses the DC / DC charging component to charge the EV with a direct current. The charging module provided in this application is not limited by a charging power of the OBC when charging the EV, thereby increasing an actual power for charging the EV and a charging speed.

The invention relates to a concentrated solar energy and terrestrial heat coupling long-time energy storage and control system and method. The system comprises a concentrated solar energy collection system, a heat energy conversion and transmission system, a terrestrial heat long-time energy storage system, a heater module and an energy utilization system. The concentrating solar energy collecting system is used for focusing sunlight and converting the focused solar energy into heat energy; the heat energy conversion and transmission system is used for receiving heat energy from the concentrating solar energy collection system and transmitting the heat energy to the geothermal long-time energy storage system or directly used for power generation; according to the geothermal long-time energy storage system, the natural heat storage characteristic of underground deep rocks is utilized, and heat energy is stored by injecting high-temperature hot fluid; the heater module is used for heating an organic working medium by using heat energy stored by high-temperature hot fluid from a hot well through heat exchanger equipment; the energy utilization system is used for achieving the gradient utilization process of energy. The utilization efficiency of concentrated solar energy and the sustainable utilization rate of geothermal energy are improved. And maximum storage and efficient output of energy are realized.

The systems of the present disclosure include a solar-powered steam Rankine cycle (SRC) subsystem to convert solar energy into thermal energy and store the thermal energy; an ejector refrigeration cycle (ERC) subsystem to provide a first refrigeration effect with a first range of temperature based on the thermal energy; an absorption refrigeration cycle (ARC) subsystem to provide a second refrigeration effect with a second range of temperature based on the thermal energy; a brine refrigeration cycle (BRC) subsystem to generate and store when there is no cooling demand and provide a third refrigeration effect with a third range of temperature based on the electrical power generated by the ERC subsystem and the ice being melted; and an adsorption refrigeration cycle (ADRC) subsystem to provide a fourth refrigeration effect with a fourth range of temperature based on the thermal energy.

The present invention provides a household intelligent water heater, comprising: a water tank and a solar collector, the water tank is used to store water, the solar collector is used to convert solar energy into thermal energy and heat the water in the water tank, and also comprises a mounting base, the mounting base is fixedly mounted on a wall, at least one crossbeam is mounted on the mounting base, each crossbeam is provided with a mounting hole, at least one mounting column is mounted on a side wall of the water tank, each mounting column is mounted with an insertion rod, the insertion rod is located in a vertical direction, each insertion rod is used to be inserted into a different mounting hole, each insertion rod is fixed in a corresponding mounting hole through a mounting assembly, a hanging assembly is also mounted on the water tank, the hanging assembly is used to install a shower head of the water heater, the water tank can be conveniently mounted on the wall, and the water tank can also be quickly disassembled, and there is no need to re-drill holes on the wall to install the shower head.

1. Name of the design product: Roof Photovoltaic 2. Use of the design product: The design product is used as a roof photovoltaic for solar panels to convert solar energy into electrical energy. 3. Design key points of the design product: lies in the shape of the product. 4. Picture or photo that best shows the design key points: Stereogram.

The invention belongs to the technical field of constructional engineering, and particularly relates to a fabricated energy-saving building which comprises unit walls, a plurality of unit walls are sequentially spliced to form a wall body, the four wall bodies form a regular quadrangle, and the ends, close to each other, of any two adjacent wall bodies are connected through a corner; the light energy conversion mechanism is arranged in a containing groove formed in the unit wall, and the light energy conversion mechanism is used for converting solar energy into electric energy and supplying the electric energy to electric equipment in the building; the wind energy conversion mechanism is arranged at the top end of the top plate, and the wind energy conversion mechanism is used for converting wind energy into electric energy to be used by electric equipment in the building; and the rainwater recycling mechanism is arranged at the top end of the wind energy conversion mechanism, and the rainwater recycling mechanism is used for collecting rainwater and cleaning the outer side wall of the unit wall and the protection plate through the collected rainwater. According to the invention, various renewable energy sources can be fully utilized and can be quickly deployed.

The invention relates to a system and a method for treating high-salinity oily wastewater by coupling photovoltaic-assisted electric flocculation with solar interface evaporation. The system consists of a photovoltaic power generation assembly, an electric flocculation assembly and a solar interface evaporation assembly, the photovoltaic power generation assembly is used for converting solar energy into electric energy and storing the electric energy in the storage battery; the electric flocculation component is used for carrying out flocculation and air floatation treatment on the high-salinity oily wastewater through an electric flocculation process by utilizing the stored electric energy so as to remove organic matters and part of salt in the wastewater; the solar interface evaporator utilizes solar energy to evaporate water in the wastewater, and meanwhile, salt in the wastewater is greatly reduced, and organic matters are further removed. According to the method, clean energy is provided through photovoltaic power generation, and the high-salinity oily wastewater is effectively treated by combining an electric flocculation technology and an interface evaporation technology. The treated water quality can reach the drinking water standard of the World Health Organization, and the method has the advantages of low operation cost, high treatment efficiency, small environmental influence and the like, and has important application value and wide market prospect in treatment of high-salinity oil-containing wastewater and other difficult-to-treat wastewater.

The invention discloses a wall-mounted greenhouse solar water circulation heat storage device, and relates to the technical field of water circulation heat storage, the wall-mounted greenhouse solar water circulation heat storage device comprises a shell, a silk screen arranged on the back surface of the inner wall of the shell, an air blowing assembly arranged on the back surface of the shell and used for blowing out heat flow, and a storage battery arranged on the top surface of the shell, the storage battery is used for storing electric energy converted from solar energy, the first concentric-square-shaped frame is arranged in the middle of the interior of the shell, the circulating assembly is arranged in the first concentric-square-shaped frame and used for circularly heating water, the second concentric-square-shaped frame is fixed to the front face of the first concentric-square-shaped frame, and the shaft fan is fixed to the back face of the second concentric-square-shaped frame. The shaft fans are rotationally mounted at the top end and the bottom end of the interior of the second concentric-square-shaped frame correspondingly, airflow heated by the bent pipes is driven through the shaft fans, and therefore the problem that heat distribution in a greenhouse is unbalanced due to the fact that hot air blown out by the water circulation heat storage device is not uniform is solved.

The present invention relates to a salt-resistant water treatment device and a salt-resistant method in a water treatment process. Conventional seawater, high-salt brine, etc. are treated by a photothermal absorber device to obtain freshwater resources. Solar energy is used as the sole energy source, and the absorbed solar energy is converted into thermal energy. A thin layer of water body is efficiently and locally heated to promote its rapid evaporation. The device can prevent device failure caused by salt crystallization, and is energy-saving and environmentally friendly without increasing environmental energy consumption.

The invention discloses a low-altitude air quality monitoring device based on an unmanned aerial vehicle and a using method thereof.The low-altitude air quality monitoring device comprises an unmanned aerial vehicle body, a mounting frame is fixedly connected to the top of the unmanned aerial vehicle body, an air quality detector body is detachably connected to an inner cavity of the mounting frame, and a mounting mechanism is arranged on the back face of the mounting frame; a fixing frame is fixedly connected to the bottom of the unmanned aerial vehicle body, and supporting legs are fixedly connected to the periphery of the bottom of the fixing frame. By arranging the thin film photovoltaic panel, solar energy can be converted into electric energy on sunny days, the electric energy is stored in a battery of the unmanned aerial vehicle body through the controller, so that the cruising ability of the unmanned aerial vehicle body is improved to a certain extent, and by arranging the damping mechanism, vibration generated by the unmanned aerial vehicle body can be buffered when the unmanned aerial vehicle body lands on the ground, and the safety of the unmanned aerial vehicle body is improved. Therefore, the influence of vibration on internal elements of the unmanned aerial vehicle body and the air quality detector body is reduced, and the service life of the unmanned aerial vehicle body and the air quality detector body is prolonged.

The invention discloses an intelligent building roof system based on photovoltaic power generation and a roof control method, and the system comprises a photovoltaic module which is used for converting solar energy into DC electric energy; the energy storage module is connected with the photovoltaic module and is used for storing direct-current electric energy; the grid-connected module is connected with the photovoltaic module, the energy storage module and an external power grid and is used for performing electric energy conversion between the direct-current electric energy and the alternating-current electric energy of the external power grid; the control module is connected with the photovoltaic module, the energy storage module and the grid-connected module, and is used for acquiring power grid power supply information from a management system corresponding to an external power grid through the communication interface so as to determine the load state of the power grid according to the power grid power supply information, and performing intelligent scheduling control on the energy storage module and the grid-connected module based on the load state of the power grid, according to the invention, through an effective electric energy management mechanism, intelligent scheduling control of photovoltaic electric energy can be realized, so that the overall energy utilization efficiency is improved, and the user experience is improved.

The invention discloses an intelligent temperature control system. The system comprises a solar heat collection plate, an energy storage device and an intelligent temperature control integrated circuit. The solar heat collection plate is connected with the energy storage device, and solar energy is converted into heat energy to be stored in the energy storage device. On the basis, renewable solar energy can be used as an energy source, and dependence on traditional fossil energy is eliminated. The processor in the intelligent temperature control integrated circuit can predict the indoor temperature change condition based on the historical temperature sequence, the weather sequence, the air humidity sequence and the indoor biological condition, and determine the heat energy release measure based on the indoor temperature change condition and the target temperature; heat energy release operation is conducted on the energy storage device based on the heat energy release measures so as to adjust the indoor temperature; on the basis, adjustment is not carried out only according to the current temperature, and pre-judgment and active intervention are carried out in advance. It can be seen that environment protection and energy saving can be guaranteed, meanwhile, the indoor temperature adjusting process is accelerated, and the use experience feeling and the living comfort degree are improved.

The invention discloses a building photovoltaic integration and air conditioning system fusion system comprising a photovoltaic power generation subsystem used for converting solar energy into electric energy; the energy storage subsystem is used for storing and releasing electric energy; the air conditioning subsystem is used for adjusting the indoor environment of the building; the intelligent management and control subsystem is in communication connection with the photovoltaic power generation subsystem, the energy storage subsystem and the air conditioner subsystem and is used for collecting operation data of the subsystems, predicting photovoltaic output and air conditioner loads and executing scene-divided energy scheduling based on a model prediction control algorithm; therefore, the cooperative operation of preferentially supplying photovoltaic electric energy to the air-conditioning subsystem, storing or grid-connecting surplus electric energy, and supplementing energy by the stored energy or the power grid when the energy is insufficient is realized. According to the system, efficient production, storage and intelligent utilization of building energy can be achieved, a novel building energy system with self-generation and self-use, residual electricity storage and coordinated regulation is constructed, and the core problems that an existing building photovoltaic and air conditioning system is poor in collaboration and low in intelligent level are solved.

The invention discloses a photovoltaic energy storage and electrolysis integrated system and a control method thereof, and relates to the technical field of new energy. The photovoltaic energy storage and electrolysis integrated system comprises a photovoltaic power generation unit used for converting solar energy into direct current electric energy; the energy storage unit comprises an energy storage battery pack and is provided with a liquid cooling heat management system, and the liquid cooling heat management system is used for adjusting the temperature of the energy storage battery pack in a liquid cooling mode. The first direct-current electric energy router is arranged between the photovoltaic power generation unit and the direct-current bus, and the second direct-current electric energy router is arranged between the energy storage unit and the direct-current bus and used for configuring corresponding power supply output parameters; the bus protection unit comprises a check valve group and / or a high-speed isolation switch, is arranged between the direct-current bus and the main bus and is used for connecting and protecting the direct-current bus and the main bus; and the electrolytic load unit is electrically connected with the main bus and is used for carrying out electrolysis work under direct-current power supply. According to the embodiment of the invention, safe and stable operation of the system can be effectively guaranteed.

The utility model discloses an irrigation device for tomato planting, which comprises a water delivery pipe and an irrigation pipe, a hydrogen-rich water generating water tank is connected between the water delivery pipe and the irrigation pipe, a case is mounted at the upper end of the hydrogen-rich water generating water tank, a top cavity and a bottom cavity are respectively arranged on the upper side and the lower side in the case, and a storage battery is mounted in the middle of the bottom end in the top cavity. A photovoltaic panel electrically connected with the storage battery is arranged above the case, and a cathode bar and an anode bar are installed on the left side and the right side of the bottom in the bottom cavity in a penetrating mode correspondingly. According to the irrigation device for tomato planting, solar energy can be converted into electric energy through the photovoltaic panel and stored in the storage battery, the storage battery supplies power to the cathode bar and the anode bar, in this way, after irrigation water enters the hydrogen-rich water generation water tank, hydrogen is generated through electrolysis of the cathode bar and the anode bar, the water carries the hydrogen, and hydrogen-rich water is generated; seed germination and seedling growth can be promoted by irrigating the tomato seedlings with the hydrogen-rich water, irrigation is not single any more, solar energy is adopted for power generation, and energy can be saved.

The invention discloses a photovoltaic system based on transpiration self-cleaning, which comprises a complete machine frame, and an automatic light following mechanism, a height self-adaptive mechanism, a cleaning system, a sensing system and a control system which are arranged on the complete machine frame, the height self-adaption mechanism can adjust the vertical height of the whole machine frame, the height self-adaption mechanism is lowered to be close to plants at night so as to improve the transpiration efficiency, and the height self-adaption mechanism is raised to be away from the plants in the daytime so as to avoid sunshine shielding, and the cleaning system can transport water collected by the plant transpiration on the base supporting plate to the photovoltaic panel. And the purpose of self-cleaning of the photovoltaic panel is achieved by using the mist spray head. Meanwhile, according to the photovoltaic system disclosed by the invention, sun position signals acquired by the visual system, the light intensity sensor and the temperature sensor can be integrated and analyzed by utilizing a weighted average algorithm, so that the orientation of the photovoltaic panel is controlled, and the solar energy conversion efficiency is improved. The self-cleaning operation of the photovoltaic system is realized based on the transpiration of plants, the cleaning and maintenance cost of the photovoltaic panel is reduced, and the stability and long-term operation efficiency of the photovoltaic power generation system are improved.