75 results about "Generation rate" patented technology

The invention provides a lithium battery self-adaptive charging method and system, and relates to the technical field of lithium battery charging, and the method comprises the steps: building a state-of-charge equation describing the change of the electric quantity of a lithium battery along with the charging current; calculating the positive electrode current density and the negative electrode current density of the lithium battery under the charging current; determining the internal charging voltage of the lithium battery under the charging current by using a BV kinetic equation in combination with the positive electrode current density and the negative electrode current density; determining an SEI layer overpotential associated with the SEI layer generation rate; calculating SEI layer generation current related to the charging current according to the SEI layer overpotential; establishing a relation function between the SEI layer generation current and the capacity loss of the lithium battery; establishing a charging current linear attenuation equation; establishing a charging current optimization equation, and solving an expected charging current; and charging the lithium battery. And while the charging efficiency is not reduced, the excessive generation of an SEI layer in the charging process is reduced, and the service life of the lithium battery is prolonged.

The invention discloses an angle-adjustable photovoltaic support, and relates to the field of photovoltaic equipment, the angle-adjustable photovoltaic support comprises a mounting rack, a photovoltaic panel is mounted on the mounting rack, a cleaning mechanism is mounted on the mounting rack and is used for cleaning dust on the surface of the photovoltaic panel, and an adjusting rack assembly is fixedly connected to the bottom of the mounting rack and is used for adjusting the angle and orientation of the photovoltaic panel; the cleaning mechanism comprises two fixing plates fixedly connected to the two sides of the mounting frame correspondingly. The device has the beneficial effects that a wind wheel can be driven through natural wind, the wind wheel rotates a rotating shaft, dust covering the surface of a photovoltaic panel can be loosened through cooperation of a fixing pipe and a brush, then the dust on the surface of the photovoltaic panel can be scraped off through a rubber scraper, and a knocking assembly in the fixing pipe can knock the surface of the photovoltaic panel while the fixing pipe rotates; and through the arrangement of the cleaning mechanism, the energy consumption of dust cleaning can be reduced, and meanwhile, the power generation rate of the photovoltaic panel in windy and sandy weather is improved.

The invention discloses a method for simulating partial discharge in a GIS (Gas Insulated Switchgear) under X-ray excitation. The method comprises the following steps: calculating initial electric field distribution in the GIS in simulation software; importing the initial electric field distribution into an MATLAB model, defining each simulation parameter, and obtaining an initial effective electron generation rate in the SF6 gas in the GIS and a photoelectron rate generated under the action of X-ray photoionization; whether partial discharge is generated or not is judged according to the internal electric field intensity of the GIS and the generated electron rate, conduction attenuation of charges in SF6 gas is simulated, and the numerical value change process of charged particles is described; after partial discharge is generated, the charge quantity of partial discharge and the discharge repetition rate are output; according to the method, the change of electrons in the partial discharge process is quantitatively described through a mathematical expression, the generation of partial discharge is judged according to two characteristic quantities, namely the electric field intensity and the number of electrons, and the obtained partial discharge quantity and the discharge repetition rate are close to those of actual discharge.

The present application discloses a photovoltaic power station inefficiency mode recognition method, device, equipment and medium, which relates to the photovoltaic power station detection technology field, including: preliminarily judging whether the photovoltaic power station is a preliminary inefficient power station according to a first inefficiency judgment value obtained based on the daily equivalent power generation hours and the daily equivalent power generation hours standard value and a second inefficiency judgment value obtained based on the current daily power generation rate and the standard power generation rate; if it is a preliminary inefficient power station, judging whether the consecutive days for which the photovoltaic power station is determined as a preliminary inefficient power station exceeds a preset number of days, if it exceeds, the preliminary inefficient power station is an inefficient power station; evaluating the inefficient mode loss rate of the inefficient power station through an inefficient mode evaluation model so as to determine the reason why the inefficient power station is in the inefficient mode based on the inefficient mode loss rate; the inefficient mode loss rate includes the component tilt angle loss rate, the component spacing loss rate, the component pollution loss rate, the equipment failure loss rate and the power restriction loss rate. It can accurately determine the inefficient power station and determine the inefficiency cause and inefficiency degree of the inefficient power station.

The utility model relates to a truss type large-blade wind-solar power generation device, which adopts a single truss as a supporting force arm to fix fan blades and transmit torque to a shell rotor large pinwheel to construct a wind wheel, and the whole structure is a rigid structure, good in stability and small in generated vibration and noise. The diameter of the vertical wind driven generator can be oversized, so that the single-layer generating capacity is improved; the suspension type wind wheel is light in weight and small in friction force when the wind wheel operates; the installation is convenient, and the production cost is reduced; when wind exists, wind power is gathered through the wind gathering cyclone, wind coming from any direction is gathered to one side to form thrust, and resistance of the rotation side is reduced. And the power generation glass cyclone plates are arranged on the cyclone tower frame, so that wind collection and wind gathering can be realized, and solar power generation can also be carried out. The device is high in power generation rate, safe and reliable in operation, easy to install and maintain, long in service life, low in noise and low in power generation cost.

The invention belongs to the field of photoelectricity, and particularly relates to a plasmon polarization sensitive detector based on a micro-nano structure. The innovation points are as follows: (1) the light absorptivity of molybdenum disulfide is enhanced by utilizing an electric field generated by a local surface plasmon effect; and (2) the detection of the molybdenum disulfide photoelectric detector on polarized light is realized. According to the main implementation scheme, a graphical gold nanostructure is transferred to molybdenum disulfide, so that detection of the molybdenum disulfide on polarized light is realized; the surface electric field of the molybdenum disulfide is further enhanced through the localized surface plasmon effect generated when the gold nano array is excited, so that the carrier generation rate of the molybdenum disulfide is increased. Compared with a traditional molybdenum disulfide photoelectric detector, the device can detect polarized light, and meanwhile, the absorption rate of molybdenum disulfide to visible light (0.38-0.7 mu m) is enhanced to a certain extent, so that the application scene is greatly widened, and the application range is greatly widened.

The invention relates to the technical field of semiconductor device design and simulation, in particular to a multi-physics-field coupled photoelectric detector modeling method and system, and the method comprises the steps: calculating the spatial distribution of the carrier generation rate, the carrier recombination rate, the potential, the distribution of electron concentration and hole concentration, and heat effect feedback data of a surface incidence semiconductor photoelectric detector; calculating the current density distribution of the target surface incident semiconductor photoelectric detector under the dynamic input optical power; based on an automatic differential Newton iteration method, a multi-physics field coupling equation set is solved according to spatial distribution of a carrier generation rate, current density distribution, a carrier recombination rate, potential, distribution of electron concentration and hole concentration and heat effect feedback data; and establishing an equivalent circuit model of the surface incidence semiconductor photoelectric detector, and carrying out co-simulation with an external circuit. Therefore, the problems of insufficient physical field coupling, poor numerical stability, low calculation efficiency, inaccurate simulation and the like in a traditional photoelectric detector simulation method are solved.

The invention discloses a solar cell performance simulation method based on FDTD (Frequency Division Time Division) solution, which comprises the following steps of: 1, looking up optical parameters of materials in a solar cell, and inputting the optical parameters into a material library; 2, establishing an optical model of the solar cell; 3, setting a simulation area and positions and types of refraction and reflection monitors; light intensity and wavelength of an incident source are set according to sunlight; 4, setting applied boundary conditions, and setting grid precision; 5, establishing a complete solar cell optical model; step 6, carrying out simulation calculation on the performance of the crystalline silicon solar cell, and analyzing carrier generation rate and short-circuit current density factors; 7, performing statistical analysis on all calculation results in the step 6, and calculating refraction, reflectivity, carrier generation rate and short-circuit current density factors of the solar cell; according to the invention, the problems of unclear cell efficiency influence factors, incomplete optical properties and small dimensions are solved from the microscopic perspective.

The invention provides an ozone source analysis method for online monitoring of the photochemical generation rate of atmospheric ozone, and relates to the field of atmospheric science research. The test aims at monitoring the total concentration of the RO2 * in the environment in real time, evaluating secondary pollution formation under different environmental conditions in typical events in combination with field regional pollutant data and meteorological data, calculating the O3 generation rate based on the concentration of the RO2 *, evaluating the photochemical generation source and consumption of O3 in the environment, and providing a reasonable prevention and control strategy; according to the method, a time sequence of actually monitored precursors such as VOCs, RO2 * and conventional pollutants and meteorological observation data (including air temperature, air pressure, total solar radiation and the like) is used as input parameters, the O3 generation rate is calculated, an F0AM mode is used for nesting MCM to simulate the photochemical reaction of the RO2 * in the environment, photochemical analysis of O3 is carried out, and the result of the photochemical analysis of the O3 is obtained. Comprising RO2 generation daily variation simulation, RO2 key species proportion, O3 photochemical generation source and O3 photochemical consumption process.

The invention discloses a concentration-controllable electrolytic ozone generating device and an implementation method, the concentration-controllable electrolytic ozone generating device comprises a power adjusting module, a data processing module and a data setting module, an EN terminal of the power adjusting module is connected with a PWM terminal of the data processing module, and the data processing module communicates with the data setting module through Bluetooth. The ozone generator has the advantages that the power of the ozone generation module can be adjusted to generate the ozone generation speed matched with the power according to different water conductivities in the ozone generation device, meanwhile, the water temperature in the electrolysis process is monitored, ozone decomposition consumption is supplemented according to half-life period values of ozone decomposition at different temperatures, and the ozone generation efficiency is improved. And the ozone water concentration is kept constant for a long time.

An interferometric module, constructed in single pentagonal block to produce high quality, robust, low cost entangled-photon sources enabling polarization entanglement swapping. The compact block forms a generic platform that facilitates a comprehensive integration of optical components while allowing for quick optical alignments. Phase-stability of the self-balanced Sagnac interferometer is harnessed to offer a highly stable performance at room temperature and under sever operating conditions. High-quality entanglement is inherently achieved by equalizing two interferometric optical paths from counter-propagating photons. A periodically poled nonlinear crystal is placed between two half-wave plates, which also serve to correct the polarization states of the photons. The result is compensation-free and plug-and-play entangled-photon sources for quantum routers, distributed quantum sensing and quantum telecommunication. Wavelengths and generation rate of photon pairs are realized via the hosted crystal. Energy and polarization entanglement, and hyperentanglement can be remotely set by rotating the polarization state of the pump laser diode.

The invention discloses a chemical timer based on electrochemical luminescence and application and an application method thereof, the chemical timer comprises an electrochemical workstation, a photomultiplier, a computer, a three-electrode system and an electrolytic tank, and the electrolytic tank is filled with an electrolyte containing an ECL illuminant and a co-reactant. After constant voltage is applied to the reaction system, the luminous body and the co-reactant generate an intermediate, and a subsequent reaction is carried out to generate an optical signal. After the free radical quencher is added, the free radical quencher preferentially consumes an intermediate generated in the electrochemical process to realize delay of an ECL signal, and the delay time of the ECL signal is changed by changing the concentration of the free radical quencher, so that the effect of a chemical timer is achieved. And only when the reaction rate of the free radical quencher and the intermediate free radical is greater than the generation rate of the free radical on the surface of the electrode, and the amount of substance of the free radical quencher is far less than the amount of the free radical generation substance, the effect of a chemical timer can be achieved.

The invention discloses a preparation method and application of an efficient photocatalyst Sm-POM-MOF with a high electron transfer rate, and relates to a preparation method and application of a photocatalyst. The problems that an existing POM-coated MOF composite material cannot achieve efficient loading of POM while keeping the MOF structural integrity, an efficient interface electron transmission channel cannot be constructed, and the CH4 generation rate cannot be increased are solved. The preparation method comprises the following steps: 1, preparing an acidified Na2WO4 solution; 2, preparing a needle-shaped Sm-POM crystal; 3, preparing a solution containing zirconium metal oxygen clusters; and 4, carrying out hydrothermal reaction. According to the application, the photocatalyst is used for reducing CO2 to prepare CH4.

Bright entangled photon sources including an alignment-free, fiber-based, mechanically-rugged and generic interferometric module are disclosed. The inherent phase-stability of a Sagnac interferometer is deployed. High down-conversion efficiency of periodically poled nonlinear-waveguides is combined with the optical gain of semiconductor optical amplifiers and immunity of fiber optics. A single compact interferometric engine combines these attributes, allowing highly stable, integrable and bright polarization entangled-photon sources operating at room temperature. Using a minimum number of in-line optical parts, the compact module is based on a novel method that enhances the long-term stability and efficiency without compromising the entanglement quality. Besides energy entanglement, polarization entanglement is presented and set through the operational conditions. An optional periodically poled nonlinear waveguide can be hosted to achieve the desired spectral bandwidth and photons generation rate. The result is a zero-maintenance, lightweight, low-power consumption engine of compact and fully-integrable bright polarization-entangled photon sources.

This invention provides the preparation and application of a dual LSPR effect nitrogen-fixing material with increased hot electron concentration at active sites. PMoV and Ag are attached to W via electrostatic self-assembly and photodeposition. 18 O 49 On the surface, Ag / W with dual LSPR effect was successfully prepared. 18 O 49 / PMoV heterojunction, experimental data show that W 18 O 49 It can absorb photogenerated electrons produced by PMoV and Ag, and the injected photogenerated electrons are in W 18 O 49 Enrichment at OVs on the surface, thus preserving W 18 O 49 Plasma effect, Ag / W 18 O 49 The fluorescence lifetime of photogenerated carriers in PMoV is prolonged, and the loading of Ag and PMoV is Ag / W. 18 O 49 / PMoV provides a new pathway for the migration of photogenerated electrons and holes, Ag / W 18 O 49 The nitrogen fixation activity of the / PMoV heterojunction was enhanced, and the ammonia generation rate reached 118.4 µmol g. −1 h −1 , is W 18 O 49 The yield is 3.6 times higher, and the experimental parameters are easy to control in this synthetic route.

The utility model is suitable for the technical field of solar cells, and provides a solar cell, a cell assembly and a photovoltaic system. The solar cell comprises a plurality of front metal electrodes, a silicon substrate, a back structure and a plurality of back metal electrodes, the back surface structure comprises a plurality of polishing areas and a plurality of suede areas which are alternately arranged; wherein the suede area is arranged between any two polishing areas, and the back metal electrodes are arranged in the polishing areas. According to the utility model, the suede area is arranged on the back surface structure of the solar cell, and the back surface metal electrode is arranged in the polishing area, so that when light enters the back surface structure, the light is scattered and reflected for multiple times in the concave-convex structure of the suede area, thereby increasing the path length of the light in the solar cell, and improving the brightness of the solar cell. The photoelectric conversion efficiency and the light absorption efficiency of the solar cell are improved, and the power generation rate of the cell assembly is improved.

To provide a carbon dioxide reduction photocatalyst particle enabling balanced improvement of CO gas generation rate and CO selectivity, and a method for producing the same.SOLUTION: A carbon dioxide reduction photocatalyst particle comprising a base particle and a metallic silver (Ag) particle carried on the surface of the base particle, wherein the base particle contains strontium niobate (SrNb2O6), wherein a diffuse reflectance spectrum indicates a peak A located in a wavelength region of 200 nm or more to 300 nm or less and a peak B located in a wavelength region of 350 nm or more to 500 nm or less, and wherein a ratio (IB / IA) of an intensity (IB) of the peak B to an intensity (IA) of the peak A is 20% or less.SELECTED DRAWING: Figure 4B

The present invention relates to the technical field of polymer solar cells, and particularly to a 1-phenylacetylacetone chelate, a preparation method thereof and an application. The 1-phenylacetylacetone chelate has the structure shown in formula (I). In formula (I), M is selected from any metal element in Group IIIA or any metal element in Group IVB. By using the 1-phenylacetylacetone chelate as a material for the electron transport layer and applying it to a polymer solar cell device, compared with other electron transport layers, the 1-phenylacetylacetone chelate can form a certain hemispherical structure on the surface of the active layer while having excellent transport ability, increasing the optical path of incident light. At the same time, after reasonably adjusting the thickness, the maximum light intensity in the device is located at the position of the active layer, strengthening the light absorption of the active layer, thereby improving the exciton generation rate and the short-circuit current density and photoelectric conversion efficiency of the battery device.

The invention provides a back contact solar cell and a solar cell module. The back contact solar cell comprises a silicon substrate, and the backlight surface of the silicon substrate is provided with a first region, a third region and a second region which are continuously arranged; the first tunneling dielectric layer, the first doping layer, the insulating dielectric layer and the second doping layer are sequentially stacked on the third region; the second doping layer comprises at least two sub-doping layers which are alternately stacked and have the same doping polarity, and the adjacent sub-doping layers are separated by a spacing layer; the doping polarity of the second doping layer is opposite to that of the first doping layer; the third region is provided with at least one cavity, and the cavity at least penetrates through the insulating dielectric layer and at least penetrates through part of the first doping layer. According to the invention, the scattering capability of light penetrating to the back surface can be improved, the light absorption efficiency and the generation rate of photon-generated carriers can be improved, the transmission path and selectivity of the carriers can be optimized, the collection loss of the carriers can be reduced, and the design of the back film layer structure has excellent photoelectric performance.

The invention relates to a mobile charging method and system based on multi-energy complementation, and relates to the field of automobile charging piles, and the method comprises the steps: 100, collecting photovoltaic power generation parameters; 101, the power generation rate is determined according to the power generation parameters, and electric quantity parameters of the mobile charging pile are collected; step 102, determining a charging rate in response to the electric quantity parameter; step 103, when the power generation rate is smaller than the charging rate, calculating the difference between the charging rate and the power generation rate, and defining the difference as a power shortage rate; 104, determining a moving distance in response to the power shortage rate, and collecting a charging image; step 105, identifying a charging position within a moving distance from the charging image; 106, planning a charging route based on the charging position; and step 107, controlling a preset mobile charging pile to move to a charging position according to the charging route. The mobile charging pile has the advantages that the use convenience of the mobile charging pile is improved, and the cruising ability of the mobile charging pile can be improved.

The invention provides a pyrene-based covalent organic framework polymer as well as a preparation method and application thereof, the polymer is a covalent organic framework polymer with a specific structure, and the structure is shown as a formula I or a formula II. The polymer is prepared by carrying out a Schiff base condensation reaction on a 4, 4 ', 4' ', 4 '''-(pyrene-1, 3, 6, 8-tetrayl) tetrabenzaldehyde derivative and 4, 4 '-(benzo [c] [1, 2, 5] thiadiazole-4, 7-diyl) diphenylamine. Hydrophilic group modification (such as hydroxyl or methoxyl) in the polymer can enhance the hydrophilicity of the material and the separation efficiency of photon-generated carriers; the specific surface area of the obtained polymer reaches 1350-1420 m / g, and the aperture is 2.1-2.2 nm. The polymer serving as a photocatalyst is mainly used for photocatalytic water reduction to produce hydrogen, the reaction is driven through visible light or simulated sunlight in an ascorbic acid-water system, and the hydrogen generation rate is remarkably increased.

The invention discloses a graphene plasmon polarizer based on patterned nanogold array modification and application, and belongs to the technical field of optical communication. The graphene plasmon polarizer comprises a substrate silicon dioxide, a light absorption layer graphene, a patterned gold nano array and a top electrode source drain electrode. According to the invention, the nested gold nano cylinder and gold nano circular ring form a resonant cavity, the absorption wave band of the plasmon polarizer is regulated and controlled by using a surface plasmon resonance effect, the shape of the resonant cavity is changed by changing the relative position of the gold nano circular ring and the gold nano cylinder, and a nano structure with different resonant cavity sizes in all directions is formed. Therefore, the plasmon polarizer is sensitive to different polarized lights. Meanwhile, the local surface plasmon effect excited by the gold nano array increases the surface electric field of the graphene, the generation rate of electron hole pairs in the graphene is improved, and the detection efficiency of the plasmon polarizer is improved.

The invention discloses a bidirectional light following photovoltaic power generation flexible adjusting support, and relates to the photovoltaic technical field, the bidirectional light following photovoltaic power generation flexible adjusting support comprises a support rod, the outer surface of the support rod is fixedly connected with four mounting racks, the top end of the support rod is provided with an extension support rod, and the top end of the extension support rod is provided with a hinge seat; a flexible adjusting mechanism is connected to the side face of the hinge seat, a photovoltaic panel is arranged above the flexible adjusting mechanism, a cleaning mechanism is arranged on the top side of the photovoltaic panel, an auxiliary mechanism is arranged on the side, away from the flexible adjusting mechanism, of the hinge seat, and the flexible adjusting mechanism comprises a motor fixing plate; according to the photovoltaic power generation device, the photovoltaic panel can be kept perpendicular to the sun irradiation angle, the power generation efficiency of the photovoltaic panel is improved, meanwhile, shaking of the photovoltaic panel caused by natural factors such as wind is prevented, and the situation that the stability of the power generation rate is affected by shaking of the photovoltaic panel is avoided.

A gyroscope comprises first and second light sources that emit first and second beams with broadband spectrums, and a waveguide arrangement that communicates with the light sources. A resonator communicates with the waveguide arrangement to receive the beams. A first circulator is coupled to the waveguide arrangement between the first light source and the resonator. A second circulator is coupled to the waveguide arrangement between the second light source and the resonator. A first rate detector communicates with the resonator through the first circulator, and a second rate detector communicates with the resonator through the second circulator. The rate detectors produce rate measurements based on a detected resonance frequency shift of the beams in the resonator caused by rotation of the gyroscope. Outputs of the rate detectors are used to calculate a rotation rate that is corrected for errors due to a time varying pathlength change in the resonator.

The utility model is suitable for the technical field of photovoltaic cells, and provides a photovoltaic assembly and a photovoltaic system. The photovoltaic module comprises a frame and a plurality of battery strings arranged in the frame, each battery string comprises a plurality of battery pieces which are sequentially arranged in the length direction of the photovoltaic module, the adjacent battery pieces of each battery string are connected or partially overlapped, and the length direction of each battery string is the same as the length direction of the photovoltaic module. The plurality of battery strings are sequentially arranged along the width direction of the photovoltaic module; the ratio of the length of the battery string to the length of the photovoltaic module is 97%-99%, and the ratio of the projection area of all battery pieces of the photovoltaic module on the front face of the photovoltaic module to the total area of the front face of the photovoltaic module is 93%-99%. According to the photovoltaic module provided by the utility model, the area ratio of the battery pieces can be improved, and the power generation rate of the photovoltaic module is improved.

The invention discloses a combined brush electrode ion slurry disinfection and purification module, and relates to the technical field of air disinfection and purification, the combined brush electrode ion slurry disinfection and purification module comprises a mounting shell seat, a mounting bottom cover covers the lower part of the mounting shell seat, and mounting cover plates cover the two sides of the upper end of the mounting shell seat; an integrated ion slurry generator is fixedly mounted between the two mounting cover plates; the ion slurry generator comprises five layers of main body structures which are sequentially and fixedly arranged in a stacked mode in the thickness direction of the ion slurry generator, and discharging units integrated at the two ends of the five layers of main body structures in the length direction. Through physical and electrical deep integration of a brush electrode and a five-layer DBD main body structure, deep synergy of corona discharge and dielectric barrier discharge is realized: the corona discharge stably generated by a brush tip releases a large number of seed electrons, the air breakdown threshold value of main body DBD discharge is remarkably reduced, the chain type avalanche ionization process is accelerated, and the service life of the chain type avalanche ionization device is prolonged. And the magnitude jump of the ion slurry concentration and the generation rate can be realized under relatively low driving voltage.

The utility model discloses a solar system with a high power generation rate. The solar system comprises a rotating holder, a stabilizing support, a solar panel, a connecting support and a concave-like mirror. The stable support is fixedly mounted on the mounting surface, the fixed end of the rotating holder is mounted on the stable support, and the solar panel is mounted at the rotating end of the rotating holder, so that the solar panel is rotatably arranged and vertically faces incident rays of the sun; the similar concave mirror is installed on the solar panel through the connecting support, three faces of the similar concave mirror are arranged on the outer side of the solar panel in a surrounding mode, the concave face of the similar concave mirror faces the solar panel, and an acute included angle is formed between the concave face of the similar concave mirror and the solar panel. The utility model relates to the technical field of solar equipment, and can solve the problem of low power generation rate of a solar system in the prior art.

A solar-driven sprinkling irrigation method, system, medium and program product, in the method, an irrigation compensation task is calculated according to the current wind direction, the current wind speed and the sprinkling irrigation task of the sprinkling irrigation equipment; the power generation rate and the current remaining power of the sprinkling irrigation equipment are determined; the task duration and the required power consumption of the task are calculated according to the sprinkling irrigation task and the irrigation compensation task; the total power is calculated according to the task duration, the power generation rate and the remaining power; it is judged whether the total power is less than the required power consumption of the task; if not, a first instruction is sent to the sprinkling irrigation equipment to make the sprinkling irrigation equipment execute the sprinkling irrigation task and the irrigation compensation task; if yes, the key irrigation area in the farmland and the corresponding area irrigation task of the key irrigation area are determined; a second instruction is sent to the sprinkling irrigation equipment to make the sprinkling irrigation equipment stop sprinkling irrigation when passing through the area except the key irrigation area. The application realizes improving the completion rate of the sprinkling irrigation task.

A gyroscope comprises first and second light sources that emit first and second beams with broadband spectrums, and a waveguide arrangement that communicates with the light sources. A resonator communicates with the waveguide arrangement to receive the beams. A first circulator is coupled to the waveguide arrangement between the first light source and the resonator. A second circulator is coupled to the waveguide arrangement between the second light source and the resonator. A first rate detector communicates with the resonator through the first circulator, and a second rate detector communicates with the resonator through the second circulator. The rate detectors produce rate measurements based on a detected resonance frequency shift of the beams in the resonator caused by rotation of the gyroscope. Outputs of the rate detectors are used to calculate a rotation rate that is corrected for errors due to a time varying pathlength change in the resonator.

The present invention discloses a multi-energy complementary intelligent power supply system, including a photovoltaic power generation system, a backup power supply, a wind power generation device, and an energy storage system. The photovoltaic power generation system includes a plurality of photovoltaic power generation devices arranged on the roofs of users. The photovoltaic power generation device includes a base, on which a first transmission shaft is rotatably installed. The outer side of the first transmission shaft is rotatably connected to a second sleeve, and the outer side of the second sleeve is rotatably connected to a third sleeve. In the present invention, when the first motor is driven alone, the photovoltaic panel is adjusted to flip by a certain angle on the Y reference plane. When the second motor is driven alone, the photovoltaic panel is adjusted to flip by a certain angle on the Z reference plane. When the third motor is driven alone, the photovoltaic panel is adjusted to flip by a certain angle on the X reference plane, adapting to the angle changes of solar irradiance in different regions and different seasons, and the angle of the photovoltaic panel is highly liberalized to improve the solar power generation rate.