25 results about "Solar angle" patented technology

The invention relates to the technical field of ocean engineering, and discloses an island and offshore three-bearing-cable flexible photovoltaic system which comprises an upper bearing cable structure, a middle supporting structure, a bottom supporting structure and transverse stabilizing cables. The upper bearing cable structure comprises an upper chord middle bearing cable and upper chord bearing cables arranged in pairs, the photovoltaic module is connected with the upper chord middle bearing cable through a rotating device, the two ends of the rotating device are connected with transmission devices on the upper chord bearing cables at the corresponding ends respectively, and the bearing cables of the upper bearing cable structure are connected with the bottom supporting structure in a tensioning mode; the middle supporting structure is connected with the upper bearing cable structure and the bottom supporting structure; one end of the transverse stabilizing cable is connected with the upper chord bearing cable, and the other end is anchored on the ground. According to the scheme, the double-layer design that the three bearing cables and the middle supporting structure are combined is adopted, and the overall rigidity and wind resistance are improved; the cable structure design in the scheme enables the photovoltaic module to freely rotate within the range of the cable structure design so as to adapt to the change of the sun angle and improve the light energy collection efficiency.

The invention discloses a battery drawing type solar monitoring system, which comprises a photovoltaic panel assembly, a battery assembly, an angle adjusting mechanism, a support frame, a monitoring adjusting structure and monitoring equipment, and is characterized in that the photovoltaic panel assembly is fixed at the upper end of the angle adjusting mechanism, and the lower end of the angle adjusting mechanism is connected with the upper end of the support frame through a bolt; the lower end of the supporting frame is fixedly connected with the monitoring adjusting structure, and the monitoring device is connected to the monitoring adjusting structure. Through unique bolt hole site design, the photovoltaic panel can flexibly rotate within the range of 0-90 degrees so as to adapt to different sun angles. Meanwhile, the battery component is embedded in the angle adjusting mechanism, so that the battery component is convenient to pull and replace and easy to maintain. The monitoring equipment can be adjusted in 360 degrees in all directions on a horizontal plane and a vertical plane. According to the invention, solar energy can be fully utilized and dead-corner-free monitoring can be realized through the height angle adjusting capability, and a brand new solution is provided for the fields of energy utilization and safety monitoring.

The invention discloses a core orientator for paleomagnetism research, and belongs to the technical field of paleomagnetism core measurement. Comprising a hollow column, a magnetic field shielding assembly, an automatic leveling and inclination measuring assembly, an inclination angle measuring assembly, a sun compass and sun angle measuring assembly, a data acquisition and storage assembly, an automatic ink-jet marking assembly and a matched software system which work cooperatively. All the components are sequentially assembled in a layered mode, and an automatic closed loop of insertion, leveling, measurement, verification, recording, marking and transmission is formed. By adopting the core orientator for the paleomagnetic research, manual operation steps can be greatly reduced, personal errors and magnetic interference are avoided, the measurement precision and data consistency are improved, the core orientation working efficiency is remarkably improved, the measurement result is more reliable, sample correspondence is clear, and later informatization management is convenient to trace.

Positioning computer for satellite having an inter-satellite optical communication system on an anti-Earth face. Positioning computer for a satellite (10) intended to move in an orbital plane (P), the satellite being intended to comprise: - a casing (32) having an Earth face (34) defining a Z axis of the satellite intended to point towards the Earth (12), - at least one optical system for communicating with another satellite located in the orbital plane, the first optical system being intended to be located on an anti-Earth face (46), and to have an azimuth field of view around the Z axis, the field of view being limited by an occlusion angle due to the casing.The calculator is adapted to obtain a parameter representing a solar angle (β) defined by the Sun (16) with the orbital plane, and to perform the calculation of a parameter representing the yaw angle (ψ) of the satellite using at least the parameter representing the solar angle and a parameter representing the shutter angle. Figure for the abbreviation: Figure 1.

The application discloses a kind of rock core orienter for paleomagnetic research, belong to paleomagnetic rock core measurement technical field, including the hollow column of collaborative work, magnetic field shielding component, automatic leveling and inclination measurement component, inclination measurement component, sun compass and sun angle measurement component, data acquisition and storage component, automatic ink jet marking component and matching software system;Each component is sequentially layered assembly, forms the automation closed loop of "insertion-leveling-measurement-verification-recording-marking-transmission".The rock core orienter for paleomagnetic research described above is used in the application, can greatly reduce manual operation steps, avoid human error and magnetic interference, improve measurement accuracy and data consistency, realize that core orientation work efficiency is significantly improved, measurement result is more reliable, sample corresponding is clear and post information management is convenient traceability.

This invention discloses an artificial intelligence-based photovoltaic (PV) tracking bracket method, relating to the field of solar photovoltaic power generation technology. The method includes: collecting multi-dimensional environmental perception data and uploading it to an edge computing node; predicting the irradiance distribution for the next 30 seconds using a convolutional neural network and a long short-term memory network; inputting the prediction results, solar angle, and atmospheric attenuation coefficient into a lightweight fully connected neural network to generate a dual-axis tracking angle command; dynamically correcting the angle using a gradient ascent algorithm in conjunction with PV output power feedback; and performing closed-loop regulation through a low-latency CAN bus-controlled servo drive unit. This invention aims to solve the problems of existing PV tracking systems, such as lag response, large control deviation, reliance on high-cost sensors, and lack of multi-dimensional environmental fusion perception capabilities under complex weather and unsteady illumination conditions. It achieves high-precision, robust real-time tracking with low-density sensor configuration, significantly improving power generation efficiency and system adaptability.

The invention discloses an optical filter adaptive switching device based on sun intensity, which is assembled on a photoelectric sun angle detection device and comprises an optical filter conversion device, an optical filter, a motor and a processor. The photoelectric sun angle detection device comprises a collimator and a four-quadrant sensor arranged at the emergent end of the collimator. And the motor and the optical filter conversion device are arranged at the incident end of the collimator. The optical filter conversion device is of a disc structure with a through hole in the center, a plurality of installation bases are arranged on the outer circumference of the disc at intervals, optical filters are fixed to the installation bases, and the transmittance of the optical filters is different. And the processor judges whether the optical filter needs to be switched based on the illumination intensity measured by the four-quadrant sensor and the transmittance of the currently used optical filter. The optical filter can be adaptively switched according to the current sunlight intensity, the detectable range of the four-quadrant sensor is achieved, the adaptability is high, and the economical efficiency is high.

The utility model provides a movable multiple water treatment equipment relates to water treatment equipment technical field to solve the problem that the existing water treatment equipment is not enough energy conservation and environmental protection when using, when using mostly adopts traditional mode drive such as diesel engine, including: the water filter cabinet is set up on the main part, the power supply cabinet is set up on the main part, the fixed part is set on the main part top, the mounting bracket rotation is set on the fixed part, the solar panel is fixedly set up on the mounting bracket. Through the spatial distribution difference of the light intensity sensor perception sunlight intensity, calculate the sun angle, and the signal is passed to the control panel on the main part, and the motor output shaft is controlled through the control panel rotation, and then drive the screw rod rotation, through the drive screw rod and drive the slider to move in the sliding slot, and the slider moves and drives the support piece deflection, thereby causing the mounting bracket to deflect, so that the angle of the solar panel can be adjusted according to the demand, so that the solar panel can better receive the sunlight, energy saving and environmental protection.

The invention discloses a control method of a solar panel, electronic equipment, power generation equipment, a computer readable storage medium and a computer program product, and the control method comprises the steps: detecting and judging whether a preset light following condition is satisfied at present, and adjusting the orientation angle of the solar panel towards the sun when the preset light following condition is satisfied, the angle difference between the adjusted orientation angle and the sunlight incident angle of the solar panel is within the first preset threshold value. Thus, the angle difference between the adjusted orientation angle and the sunlight incident angle of the solar panel can be within the first preset threshold value, it is ensured that the solar panel can effectively receive solar radiation at different times, and therefore the power generation efficiency of the solar panel is guaranteed; and whether the preset light following condition is met or not is detected and judged before the orientation angle of the solar panel towards the sun is adjusted, so that effective adjustment of the orientation angle of the solar panel towards the sun is realized, and electric energy consumption caused by invalid adjustment or improper adjustment is avoided.

The invention relates to the technical field of light beam reconstruction, discloses a multi-aperture imaging type light beam reconstruction system for solar direct radiation simulation, and solves the problems of large solar field angle, poor irradiation uniformity and contradictory energy utilization rate of a traditional system. The system comprises a first micro-lens array, a second micro-lens array and a collimation integral lens which are arranged in sequence, the MLA1 and the MLA2 are 9 * 9 arrays, the focal lengths and the diameters of the sub-lenses are consistent, and the distance between the two arrays is equal to the focal length of the MLA1; and the collimation integrating lens is matched with the micro lens array to realize light beam collimation superposition. After reconstruction, the solar field angle is 31.6 ', the irradiation nonuniformity of the working condition of AM0G / AM1.5 G is 0.95% and 0.77% respectively, the power in a barrel in a sampling interval of 184mm * 184mm of a target surface is 97.51%-98.58%, the defocusing amount of-150 mm to 150 mm and the inclination angle of-24 degrees to 24 degrees still meet the IEC 60904-9: 2020 A + level, and the device is suitable for high-precision light beam regulation and control of direct solar radiation simulation.

The invention discloses a concentrating photovoltaic module and a roof concentrating photovoltaic device. The concentrating photovoltaic module comprises a module frame, a plurality of CPV module units, a plurality of rotating mechanisms and a driving mechanism. The CPV module units are in a strip shape, and the CPV module units are arranged in parallel at intervals in the x-axis direction and installed in an area defined by the assembly frame. One end of each CPV module unit is correspondingly connected with one rotating mechanism, the driving mechanism is in transmission connection with the rotating mechanisms so as to drive the rotating mechanisms to rotate, and the rotating mechanisms drive the correspondingly connected CPV module units to rotate around the axes of the corresponding CPV module units. According to the concentrating photovoltaic module, each CPV module unit can be dynamically rotated according to the real-time change of the sun angle so as to realize the adjustment of the light receiving angle, the overall height change of the concentrating photovoltaic module in the rotation process is very small, and the requirement of low-height installation of a roof is met.

The utility model relates to the technical field of photoelectric heating, and discloses a fused salt groove type solar thermal power generation heat collector which comprises a light-transmitting protective cover, a heat collecting pipe, a reflection condenser and a tracking rotating system. The light-transmitting protective cover can allow sunlight to pass through and is provided with a closable cavity; the heat collecting pipe is arranged in the cavity of the light-transmitting protective cover in a suspended mode so that the heat collecting pipe can not rotate along with the sun, and the heat collecting pipe is connected with the molten salt steel pipeline through a flexible hose. The reflective condenser is rotatably arranged in the cavity of the light-transmitting protective cover; the rotary tracking system is connected with the reflective condenser and used for controlling the reflective condenser to rotate along with the angle of the sun so that the reflective condenser can focus on the heat collecting pipe in real time. The solar water heater has the advantages that the heat collecting pipes are arranged in a suspension mode, the heat collecting pipes do not need to rotate along with the sun, the heat collecting pipes are connected with the molten salt steel pipeline through the flexible hoses, rotating joints are not needed, leakage risks do not exist, and maintenance is easy.

The invention discloses a single-plate solar angle adjusting device, and particularly relates to the technical field of solar devices, the single-plate solar angle adjusting device comprises a base support, a solar panel is rotatably mounted on the front side of the upper end of the base support, and an angle adjusting assembly is arranged between the base support and the solar panel; an environment sensing assembly is arranged on the upper portion of the rear end of the solar panel, and a control module is further arranged at the lower end of the solar panel. According to the single-plate solar energy angle adjusting device, the actual angle between the solar panel and the ground plane can be accurately calculated through an angle dual verification mechanism in combination with base gradient calibration data, and the adjusting precision error is smaller than or equal to 0.1 degree; meanwhile, the torsion difference of the double screws is monitored in real time by means of a torsion sensor, the rotating speed of the motor is dynamically and finely adjusted, synchronous operation of the double screws is ensured, angle deviation caused by transmission lagging and uneven resistance is avoided, accurate matching of the solar panel and the illumination direction is achieved, and the illumination receiving efficiency is maximized.

The utility model relates to an inclined single shaft tracking dodging type photovoltaic agricultural greenhouse, which comprises a greenhouse main body, a plurality of pairs of supporting parts and photovoltaic units arranged on the supporting parts, the photovoltaic units comprise photovoltaic panels and dodging plates, driving units are arranged on the supporting parts, each driving unit comprises a rotating shaft and a driving part, and the rotating shafts are connected with the driving parts. The photovoltaic unit is arranged on the rotating shaft so that the photovoltaic unit can track the sun angle, and the length of the greenhouse body extends in the east-west direction. According to the utility model, the tracking system is cooperated with the uniform light photovoltaic technology, so that the deep integration of photovoltaic power generation and agricultural production is realized, the tracking system dynamically tracks the solar azimuth angle, the annual effective power generation duration of the photovoltaic panel is prolonged, the uniform light plate diffuses direct light to all directions, the illumination uniformity in the greenhouse is greatly improved, and the illumination efficiency is improved. And a'zebra-shaped 'shadow zone is effectively eliminated.

This invention belongs to the field of grounding grid monitoring technology for mountain photovoltaic power stations, and discloses a safety monitoring system and method for grounding grids of mountain photovoltaic power stations. The acquisition unit uses FPGA synchronization technology to synchronously acquire core parameters of the grounding grid, photovoltaic operating condition related data, and layered soil moisture content, capturing the mutual influence between multiple factors. The calculation unit uses pure copper and zinc-aluminum alloy dual reference electrodes to offset the interference of soil temperature and salinity fluctuations on monitoring. Then, it uses adaptive Kalman filtering to filter out harmonic noise and combines the correlation function fitted by measured data to correct the grounding resistance, keeping the error within a low range. The calibration unit implements differentiated calibration strategies for rainy and dry seasons and automatically triggers differential calibration when encountering sudden faults. The photosensitive sensor of the prediction network unit collects changes in light intensity in real time, combines the geographical information stored in the digital altitude model, and calculates the change in solar angle through the solar altitude angle formula to predict the shadow movement trajectory in advance.

The invention discloses solar heat collection equipment, and relates to the technical field of solar heat collection devices, the solar heat collection equipment comprises a fixed support assembly, and further comprises a retainer assembly, a base frame assembly, a mounting frame assembly, a heat collection pipe assembly, a driving assembly and a lifting assembly, the driving assembly is used for driving the holder assembly to rotate relative to the fixing support assembly. In the invention, the arc-shaped reflecting plate and the heat collecting pipe assembly can rotate along with the angle change of the sun, on one hand, the light receiving time of the heat collecting pipe assembly is prolonged, the heat collecting effect is improved, on the other hand, the light reflecting time of the arc-shaped reflecting plate is prolonged, the light reflecting time of the heat collecting pipe assembly is prolonged, and the light energy utilization rate is improved; and the distance from the heat collecting pipe assembly to the arc-shaped reflecting plate is adjustable, and the relative distance is adjusted according to the intensity of sunlight, so that illumination is fully utilized, and the heat collecting effect of the solar device is further improved.

The utility model discloses a photovoltaic sunshade. Photovoltaic sunshade includes support, photovoltaic module, sunshade curtain subassembly and adjusting assembly. The support includes a plurality of support columns and the frame of setting at the support column one end, and a plurality of support columns interval setting, the photovoltaic module sets up on the frame, the sunshade curtain subassembly sets up on the frame, adjusting assembly is connected with sunshade curtain subassembly, and adjusting assembly is used for adjusting the angle of sunshade curtain subassembly relative to the frame. Sunshade curtain subassembly can effectively block sunlight to prevent sunlight from passing between the support and irradiating to the inside of sunshade, thereby enhancing sunshade effect. Since adjusting assembly can adjust the angle of sunshade curtain subassembly relative to the frame, therefore, sunshade curtain subassembly can adapt to the change of solar angle, thereby shielding sunlight at different time. In addition, the photovoltaic module can convert solar energy into electric energy, so that the photovoltaic sunshade can realize self-sufficiency of energy, and provide electric energy for other equipment.

A positioning computer for a satellite intended to move in an orbital plane, the satellite being intended to include: a body having an Earth face defining an axis Z of the satellite intended to point towards the Earth, at least one optical system for communicating with another satellite located in the orbital plane, the first optical system being intended to be located on an anti-Earth face and have a field of view in azimuth around the axis Z, the field of view being limited by an obturation angle due to the body. The computer is adapted to obtain a parameter representing a solar angle defined by the Sun with the orbital plane, and to perform the calculation of a parameter representing the yaw angle of the satellite using at least the parameter representing the solar angle and a parameter representing the obturation angle.

This invention discloses an artificial intelligence-based method for dynamic monitoring of vegetation cover in photovoltaic areas, relating to the field of dynamic monitoring technology. The method includes the following steps: integrating geometric information of photovoltaic modules, on-site geographic data, and support height parameters to construct a three-dimensional model; obtaining the solar angle using a solar path algorithm, calculating the shadow boundary using the three-dimensional model, and aggregating this into a daily dynamic shading map; preprocessing remote sensing images of the power station, annotating the shading map, and performing spectral correction to obtain a corrected remote sensing image sequence; using environmental data and the corrected images, outputting the vegetation cover using a vegetation cover model; and building a prediction model based on the vegetation cover, inputting future environmental forecasts, and predicting trends to provide early warning of vegetation anomalies. This invention, through daily dynamic shading maps, solves the monitoring error problem caused by the shadow interference of photovoltaic modules when traditional remote sensing image analysis methods are applied to photovoltaic areas.

The invention discloses a plane rectangular heliostat field shadow efficiency algorithm, which improves a common heliostat shadow efficiency calculation method based on a geometrical relationship, and has the advantages of simplicity in calculation, high accuracy and convenience in understanding. The calculation thought is as follows: screening neighbor heliostats: only considering potential shielding mirrors within a distance threshold (reducing the calculation amount); constructing a key vector: calculating a sun incidence vector and a heliostat normal vector (determining a mirror surface and a light ray direction) through a sun angle and a heat collector position; discretizing the mirror surface: splitting the surface of the judged heliostat into fine grid points (numerical area calculation); light intersection detection: for each grid point, emitting light along the reverse direction of the sun, and judging whether the light intersects with a neighbor mirror (determining a shadow point); calculating efficiency: counting the proportion of shadow grid points, and obtaining the shadow efficiency by using '1-shadow area / total area'. Wherein key vector construction and light intersection detection algorithms are all based on a global coordinate system, a plane equation and a linear equation are constructed by using a geometrical relationship for simultaneous solution, the processes of coordinate transformation and complex equation solution are omitted, the calculation amount and the calculation difficulty are greatly reduced, and meanwhile, good precision is still kept.

The invention provides a control method and a control system of a double-shaft solar panel, and relates to the technical field of solar panel control, based on the control of a solar vector on an SADAX control mechanism and an SADAY control mechanism, the control method comprises the following steps: acquiring an angle beta and a panel solar angle; according to the solar angle and the beta angle of the sailboard, instructions acting on the SADAX control mechanism and the SADAY control mechanism are executed, and control of different modes is carried out; determining the working states of the energy system under the real-time task planning of the satellite, wherein the working states of the energy system comprise normal, overload and abnormity; in different modes, the SADAX control mechanism or the SADAY control mechanism is selectively and instantly controlled according to the working state of the energy system, so that the working state of the energy system is kept normal, and instant control comprises the step of controlling the solar panel to rotate in the direction of increasing or decreasing the solar angle of the solar panel. The problems that an existing double-shaft solar panel cannot give consideration to illumination condition changes and energy consumption conditions, the service life of a satellite is partially prolonged, and the working efficiency of the satellite is partially reduced are solved.

The utility model provides a photovoltaic supporting rod which specifically comprises a vertical rod, first clamping pieces and second clamping pieces are installed on the vertical rod in a fastening mode, and installation rods are installed on the two first clamping pieces and the two second clamping pieces. The mounting rod is rotationally connected with at least one mounting assembly, and the mounting rod is fixedly sleeved with at least one mounting disc. The first screws penetrate through the mounting assemblies and the arc-shaped mounting holes and then are locked with the first nuts, and the mounting holes are arc-shaped, so that the mounting assemblies can be locked at different positions of the mounting disc, and the mounting direction of the photovoltaic panel can be flexibly adjusted; and a relatively large adjusting range is provided, and the capability of the photovoltaic panel to adapt to different sun angles is enhanced. The plurality of installation assemblies are sequentially installed on the installation rod and can accommodate and install a plurality of photovoltaic panels. Therefore, the photovoltaic support rod provided by the utility model solves the technical problems in the prior art that the number of photovoltaic panels installed on the support rod is small and the installation direction of the photovoltaic panels is inconvenient to adjust.

The application discloses a photovoltaic rotating device and a control method thereof and a photovoltaic system, wherein the photovoltaic rotating device comprises a photovoltaic plane support for supporting a photovoltaic panel, the photovoltaic panel is arranged on the photovoltaic plane support, the photovoltaic panel is used for receiving solar radiation and converting solar energy into electric energy; and a support rotating device comprising a sliding rod shaft and a rotating rod, the sliding rod shaft is connected with the photovoltaic plane support and is used for supporting the photovoltaic plane support, one end of the rotating rod is connected with the photovoltaic plane support, and the other end of the rotating rod is connected with the sliding rod shaft, the rotating rod is used for rotating the photovoltaic plane support according to the direction of the sunlight so that the photovoltaic panel is arranged perpendicularly to the sunlight. The application solves the problem of low solar energy utilization rate caused by the fixed angle of the photovoltaic panel in the prior art, automatically tracks the solar angle, maximally absorbs solar radiation, increases the power generation capacity of the photovoltaic panel and improves the power generation efficiency of the photovoltaic system.

This invention relates to a highly reliable on-orbit two-dimensional rotating mechanism control method and its onboard software, belonging to the field of on-orbit two-dimensional rotating mechanism control technology. The method mainly includes the following steps: controlling the two-dimensional rotating mechanism to acquire and track the sun based on the on-orbit exploration mission and solar angle. During the control process of the two-dimensional rotating mechanism, an anomaly handling mechanism and a flexible mode switching method are implemented; a search mode is set to ensure that even under conditions where new offsets exist between the mechanical structures of the two-dimensional rotating mechanism during satellite launch, or when ground experiments cannot be completely consistent with on-orbit conditions, the remote sensing instrument can achieve the greatest possible success in acquiring the sun. These measures ensure the successful completion of the exploration mission by the remote sensing instrument. The timed waiting mechanism of the mode ensures that the two-dimensional rotating structure control process can still execute normally even when the control software returns a chaotic state, ensuring that the onboard software does not enter an infinite loop, thus guaranteeing the completion of the entire on-orbit mission.

The invention relates to the technical field of sunshade control, in particular to an intelligent sunshade control method and system based on deep learning. The method comprises the following steps: acquiring a user position image and solar azimuth illumination data to form real-time environment perception information; carrying out coordinate positioning on the user by utilizing a pre-trained deep learning model and generating user movement track prediction data; a projection shadow area needing to be shielded is calculated based on the sun angle and the user position, and therefore a sunshade position expectation point is determined; and finally, carrying out flight attitude adjustment and buoyancy control on the intelligent sunshade according to the sunshade position expectation point and the user movement trend to realize dynamic intelligent sunshade for the user. According to the invention, through combination of deep learning identification and adaptive flight control, an intelligent sunshade effect of dynamically adjusting a shielding area according to a user position and sun illumination and stably hovering is realized.