26 results about "Solar plant" patented technology

The present disclosure relates to a solar plant with solar panels (2, 2′) which are prefabricated in a leporello folding (3) which can be unfolded in an unfolding direction (A), and a substructure on which the solar panels are arranged, wherein the substructure is designed to be flexible in the unfolding direction (A) and is connected to the solar panels in a positionally fixed manner in such a way that the leporello folding (3) of the solar panels can be unfolded with the substructure (8, 9, 10, 24) and determines angular positions of the solar panels (2, 2′) relative to one another.

A model prediction-based control method for grid forming of multi-port autonomous reconfigurable solar plants includes: estimating and predicting system parameters by establishing a multi-port autonomous reconfigurable solar plant and a dynamic model of a synchronous generator model; converting an objective function into an unconstrained optimization problem, using Newton's method to achieve minimum computational burden within each calculation time step to find a solution in real time for obtaining an optimal angular frequency; based on results of the optimal angular frequency, updating an output voltage and a dq-axis current of the multi-port autonomous reconfigurable solar plant, and changing an arm modulation index of the plant, thereby realizing the plant's inertia and primary frequency modulation support. The model prediction-based control method provided by the present invention achieves rapid prediction during operation and improves frequency response, rapidity and system stability.

The present invention relates to a method and system for the early detection of leaks in collector tubes of a thermoelectric solar plant that includes a preliminary phase of placing a series of video cameras (6), distributed throughout the plant to obtain a general floor plan or a floor plan of a specific area (7) of the plant. In the operational phase, the images captured by each camera, together with a temporal dimension of said images, are processed in a leak detection module equipped with a deep learning algorithm, which processes a temporal sequence of images to determine the existence in said plant of both local leaks and leaks affecting a large area of the plant. The invention further discloses a method for geolocating each leak observed.

The invention relates to a novel electric power system power supply capability evaluation and prediction technology, in particular to an improved wind and light field station level power supply capability evaluation and medium and short term prediction method and device. A novel comprehensive evaluation index system for the power supply capability of the power generation side of the power system is constructed from two dimensions of output reliability of renewable energy sources and adjustable capability of an energy storage system; in the aspect of power supply capability prediction, an empirical mode decomposition-kernel principal component analysis-long short-term memory neural network prediction algorithm EMD-KPCA-LSTM improved by a sliding window method is provided. The method can effectively overcome the limitation of a new energy station power supply capability evaluation method based on a traditional output concept, can more comprehensively reflect the actual power supply capability of the power generation side of a novel power system, can better process nonlinear and non-stationary data, captures the long and short term dependency relationship in time series data, and improves the power supply capability of the new energy station. The method has certain advantages in new energy power supply capability prediction.

A method for navigating an unmanned vehicle in a solar plant. According to the method, inspection data and inspection instruction of the solar plant is received. Further the unmanned vehicle is navigated based on the inspection instruction and the inspection data. To navigate the unmanned vehicle, a coarse location of the unmanned vehicle is determined. Further, a fine location of the unmanned vehicle based on image data and the coarse location is determined. Furthermore, a route for the unmanned vehicle based on the fine location, the inspection data, and the inspection instruction, is determined and the unmanned vehicle is manoeuvred based on the fine location of the unmanned vehicle and the route.

This invention provides a hybrid energy system based on tower solar power generation and proton exchange membrane fuel cell combined power generation, along with waste heat multi-effect distillation for saline-alkali water desalination, belonging to the field of hybrid power generation technology. The system includes: a tower solar power generation module, a proton exchange membrane fuel cell module, a power management module, and a waste heat-utilizing saline-alkali water desalination module. This invention combines tower solar power generation and proton exchange membrane fuel cell for power generation, efficiently recovering low-grade heat from the proton exchange membrane fuel cell power generation process for saline-alkali water preheating and efficiently recovering high-temperature steam heat generated during the tower solar power generation process for saline-alkali water desalination. This promotes the upgrading of solar power plants in areas with abundant solar resources but predominantly saline-alkali groundwater, as well as on outlying islands, and also meets the local freshwater supply needs for production and daily life, avoiding resource waste while further improving power generation efficiency, making it more energy-efficient and environmentally friendly.

A solar plant and single axis solar tracker management method maximize power output production. The object of the invention embraces a solar plant and a method accounting for readings being made by field sensors whilst weather forecast data are provided by third parties such as weather forecast companies collecting and broadcasting weather forecast data related to sun irradiance levels and climate conditions affecting sun irradiance levels, like clouds, pollution or fog. Some of the solar trackers of the plant are furnished with irradiance sensors, whilst the solar plant has a plurality of solar sensors arranged along; these solar sensors being configured to measure irradiance on a horizontal plane. The object of the invention envisages an outpost solar tracker configured to take radiation measurements in an inclined plane and, when it is necessary to verify the measurements of the horizontal sensors, they will go to 0° positions.

A large solar farm comprises one or more solar arrays, each with hundreds of rows of solar modules. Construction of a solar farm is a process that typically involves labor-intensive work that requires a large amount of human effort for solar table assembling and installation. The present invention discloses fully automatic factory embodiments to improve centralized solar table assembling efficiency for large solar plants. An automatic factory may comprise a panel conveyor, a torque tube dispenser, a table assembly station, and a table delivery zone for automatic solar table assembling, dispatching, and storing. The application of the described embodiments may improve installation efficiency, assembly quality, and safety during the installation process so that the overall construction process for large solar plants may be completed efficiently and safely with high quality.

The present invention discloses a system and method for atmospheric observations. The system (100) comprises a sky observer (102) comprising a sky imager (104) to capture and communicate a sky image for analyzing cloud characteristics, a robotic sun photometer (106) to track and communicate the sun and measure aerosol properties, a pyranometer (108) with a shadowband (110) and a sensor unit (120) to measure environmental conditions and collect and communicate sensor data surrounding the sky observer (102). The system (100) comprises a communication network (114) communicatively connected to the sky observer (102) to collect aggregated atmospheric data comprising the sky image, aerosol properties, different components of solar irradiance and the sensor data and transmit the aggregated atmospheric data to a server (114). The server (114) receives and analyzes the aggregated atmospheric data to estimate impact of atmospheric conditions on solar energy production in a solar plant.

In a typical on-site solar table assembly process, multiple solar modules are securely aligned and attached to a shaft or torque tube to form a row of solar panels. An installer uses a fastener to attach a mounting bracket to a panel frame securely. A typical installation is implemented manually by an installer. To implement automatic fastener installation, fasteners must be loaded into an automatic installation tool in the correct orientation. Embodiments of automatic wedge alignment are disclosed to improve solar table assembly efficiency. Fasteners are aligned longitudinally and separated into forward-oriented and backward-oriented fasteners output from different pairs of output rails. Applying the described embodiments may improve solar table assembly efficiency so that the overall construction process for large solar plants may be completed more efficiently.

A cable management system is designed to support a cable in a solar plant. The cable management system includes a U-shaped bracket and at least one clip half. The U-shaped bracket has a base with two arms, each arm including a securing slot. The clip halves have a top portion, a bottom portion, a front portion, a rear portion, and a side portion from which the button pad extends. The clip half is mounted within the U-shaped bracket such that the button pad slides in the securing slot to position the clip half in the U-shaped bracket. The clip halves space and support a cable mounted in the U-shaped bracket.

The utility model relates to the field of lighting equipment, in particular to a solar plant light supplement lamp and solar units, the solar units are evenly arranged at the top of a greenhouse frame in the transverse direction, each solar unit comprises an installation mechanism, solar panel mechanisms are symmetrically installed at the top of each installation mechanism, and light supplement mechanisms are symmetrically arranged at the bottom of each installation mechanism. The light supplementing mechanism comprises a light supplementing lamp, the light supplementing lamp is arranged in the greenhouse frame in a suspended mode, connecting rods are symmetrically connected to the top of the light supplementing lamp, and the other ends, away from the light supplementing lamp, of the connecting rods are fixedly connected to the mounting mechanism. The light supplementing lamp can irradiate plants on the plant planting frame at night, light energy needed by the plants is supplemented, photosynthesis is achieved, and the light supplementing lamp is lower in energy cost, environmentally friendly and free of pollution.

A solar plant installation comprising at least one pedestal and at least one solar panel which is pivotably fastened thereto and is configured to be pivoted in such a way that its orientation follows the sun, wherein, at different pivoting positions, different portions of the at least one solar panel fall short of a minimum distance from the ground surrounding the pedestal, having a movable fence installation configured to protect, from livestock, those regions of the ground in which the minimum distance is fallen short of and at the same time to open up, to livestock, other regions of the ground in which the minimum distance is fallen short of at a different pivoting position.

A system and method for thermal energy delivery for hydrogen (H2) gas production is disclosed. The method involves generating electricity via a solar plant and providing it to a hydrogen electrolyzer. Thermal energy from the solar plant is used to heat a primary working fluid, which transfers heat to a secondary working fluid in an evaporator, converting it into vapor. This vaporized secondary working fluid drives a turbine, generating electricity through a Rankine cycle system where the secondary working fluid circulates continuously, transmitting the secondary working fluid and a portion of the generated electricity to the hydrogen electrolyzer, which splits the secondary working fluid into H2 gas and oxygen, storing the H2 gas in a hydrogen gas storage tank. When solar power is unavailable, the stored electricity in the battery energy storage is supplied to the electrolyzer.

A solar power generation system is provided. The solar power generation system includes a plurality of photovoltaic (PV) arrays configured to generate low voltage direct current (LVDC) power, a plurality of DC to DC converters, each of the plurality of DC to DC converters configured to convert the LVDC power to medium voltage DC (MVDC) power, a plurality of branch MVDC busses, a main MVDC bus configured to receive MVDC power from each of the plurality of branch MVDC busses, at least one inverter configured to receive MVDC power from the main MVDC bus and convert the MVDC power to medium voltage alternating current (MVAC) power, and a distribution transformer configured to receive MVAC power from the at least one inverter and convert the MVAC power to high voltage AC power.

1. The name of the design product: solar plant lamp. 2. The use of the design product: for solar plant light supplement lamp. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1. 5. Other circumstances that need to be explained: the transparent material at A of perspective view 1.

A large solar farm comprises one or more solar arrays, each with hundreds of rows of solar modules. Construction of a solar farm is a process that typically involves labor-intensive work that requires a large amount of human effort for solar table assembling and installation. The present invention discloses fully automatic factory embodiments to improve centralized solar table assembling efficiency for large solar plants. An automatic factory may comprise a panel conveyor, a torque tube dispenser, a table assembly station, and a table delivery zone for automatic solar table assembling, dispatching, and storing. The application of the described embodiments may improve installation efficiency, assembly quality, and safety during the installation process so that the overall construction process for large solar plants may be completed efficiently and safely with high quality.

The invention relates to a photocatalytic unit for the production of hydrogen from water, comprising: (i) a photoreactor comprising a plurality of tubes, wherein said tubes internally comprise a photocatalyst, and are adapted for internally conducting a stream of water vapor; and absorbing external solar radiation focused on said tubes; and (ii) a plurality of solar reflectors adapted for concentrating incident solar radiation on the tubes of the photoreactor. Advantageously, the tubes of the photoreactor are arranged in a plane substantially perpendicular to the ground, and the solar reflectors w are arranged at both sides of said plane. The invention also relates to a solar plant for generating hydrogen comprising, at least, one photocatalytic unit according to any of the embodiments herein described, and a water vapor stream source connected to the photocatalytic unit.

A model prediction-based control method for grid forming of multi-port autonomous reconfigurable solar plants includes: estimating and predicting system parameters by establishing a multi-port autonomous reconfigurable solar plant and a dynamic model of a synchronous generator model; converting an objective function into an unconstrained optimization problem, using Newton's method to achieve minimum computational burden within each calculation time step to find a solution in real time for obtaining an optimal angular frequency; based on results of the optimal angular frequency, updating an output voltage and a dq-axis current of the multi-port autonomous reconfigurable solar plant, and changing an arm modulation index of the plant, thereby realizing the plant's inertia and primary frequency modulation support. The model prediction-based control method provided by the present invention achieves rapid prediction during operation and improves frequency response, rapidity and system stability.

The present invention relates to a comprehensive diagnosis system for a photovoltaic power generation facility and, more specifically, to a comprehensive diagnosis system for a photovoltaic power generation facility using string selection and pattern analysis, which classifies strings according to device information of each string and a change pattern of an index affecting a failure, and detects a string showing a different change pattern of an index in the same classification as a string in which an abnormality related to the corresponding index has occurred, thereby enabling accurate identification of an abnormal state regardless of various conditions and environments of the string.

An automated system for cleaning solar panels in a solar plant, characterized in that it comprises: at least one chassis, which comprises at least two vertical bars; and at least one longitudinal upper bar, which joins the at least two vertical bars; at least two wheels, arranged at one of the ends of each of the at least two vertical bars; at least one cleaning element; at least one driving means, to mobilize the at least two wheels; and at least one controller means, to control the operation of each of the at least two wheels.

The present invention relates to a real-time monitoring system for a photovoltaic power generation facility. More particularly, the present invention relates to a real-time monitoring system for a photovoltaic power generation facility, the system allowing diagnosis of a type of failure by using an area on an I–V coordinate plane while comparing a predicted power generation amount and a current power generation amount for each string of the photovoltaic power generation facility. Accordingly, the system enables quick identification of the location and type of a failure even in a remote environment, and allows visual confirmation of whether a failure has occurred and the type of the failure, thereby facilitating prompt response to the failure. In addition, the system allows diagnosis of an unbalanced output state of a photovoltaic module according to the degree of voltage imbalance and voltage fluctuation between modules within a string, thereby enabling accurate diagnosis of the unbalanced state.

In a typical on-site solar table assembly process, multiple solar modules are securely aligned and attached to a shaft or torque tube to form a row of solar panels. An installer uses a fastener to attach a mounting bracket to a panel frame securely. A typical installation is implemented manually by an installer. To implement automatic fastener installation, fasteners must be loaded into an automatic installation tool in the correct orientation. Embodiments of automatic wedge alignment are disclosed to improve solar table assembly efficiency. Fasteners are aligned longitudinally and separated into forward-oriented and backward-oriented fasteners output from different pairs of output rails. Applying the described embodiments may improve solar table assembly efficiency so that the overall construction process for large solar plants may be completed more efficiently.

The present invention relates to a pyranometer intended for the meteorological, energy and environmental industrial sector and designed to measure incident solar radiation on the Earth's surface with high accuracy. This device measures direct, diffuse and reflected radiation by means of a matrix of solar sensors distributed in a horizontal plane and a pattern of shadows. The design without movable pieces ensures high durability and reliability, avoiding degradation due to prolonged exposure to the sun and obtaining a permanent pattern of shadows that can be obtained from sheet metal by stamping. The invention discloses a case that houses light sensors, sensors, and internal control, calculation and communication modules, making it possible to send data via the Internet or Modbus systems and allowing for remote updates. Optionally, it includes a module for capturing albedo light. The robust, compact and suitable design of the invention for industrial applications in solar plants, meteorological studies and energy management ensures accurate results and continuous optimisation.

In a typical on-site solar table assembly process, multiple solar modules are securely aligned and attached to a shaft or torque tube to form a row of solar panels. An installer uses a fastener to attach a mounting bracket to a panel frame securely. A typical installation is implemented manually by an installer. To implement automatic fastener installation, fasteners must be loaded into an automatic installation tool in the correct orientation. Embodiments of automatic wedge alignment are disclosed to improve solar table assembly efficiency. Fasteners are aligned longitudinally and separated into forward-oriented and backward-oriented fasteners output from different pairs of output rails. Applying the described embodiments may improve solar table assembly efficiency so that the overall construction process for large solar plants may be completed more efficiently.

A method for navigating an unmanned vehicle in a solar plant. According to the method, inspection data and inspection instruction of the solar plant is received. Further the unmanned vehicle is navigated based on the inspection instruction and the inspection data. To navigate the unmanned vehicle, a coarse location of the unmanned vehicle is determined. Further, a fine location of the unmanned vehicle based on image data and the coarse location is determined. Furthermore, a route for the unmanned vehicle based on the fine location, the inspection data, and the inspection instruction, is determined and the unmanned vehicle is manoeuvred based on the fine location of the unmanned vehicle and the route.