41results about "Sunshine duration recorders" patented technology

The present disclosure relates to a computer-implemented method (200) of training a predictive model (10) for short-term forecasting of a Global Horizontal Irradiance, GHI, value at a reference location (21), the method (200) comprising: i) obtaining (201) a satellite image (S1-Sn) of cloud coverage over a ground area comprising said reference location (21); ii) performing (202) image processing of said satellite image (S1-Sn) to obtain a corresponding image of the cloud thickness over said ground area; iii) generating (203) a sun path image (P) by composing said image of the cloud thickness with a solar vector defining a path between said reference location (21) and a sun position at an acquisition time of said satellite image (S1-Sn), wherein said sun path image (P) is representative of a cloud occlusion of the sun along said solar vector; iv) providing (204) said image of the cloud thickness to a first feature extraction pipeline of said predictive model (10) to provide a first set of extracted features; v) providing (205) said sun path image (P) to a second feature extraction pipeline of said predictive model (10) to provide a second set of extracted features; vi) combining (206) said first set of extracted features with the second set of extracted features to generate a concatenated set of extracted features; and vii) inputting (207) said concatenated set of extracted features into a classification layer of the predictive model (10) for training on a relationship between said satellite image (S1-Sn) and said GHI value.

The present invention provides an information processing method, etc., that can suitably estimate solar radiation. [Solution] The information processing method acquires the amount of sunlight at an observation point and observation time information indicating the time of observation of the sunlight. Based on the acquired sunlight and observation time information, a computer performs a process to estimate the amount of solar radiation at the observation point. Preferably, the amount of solar radiation is estimated based on the acquired sunlight and observation time information using a regression equation that shows the relationship between the amount of solar radiation, the ratio of sunlight, and the observation time.

A system and method for seasonal energy consumption determination using verified energy loads with the aid of a digital computer are provided. A digital computer is operated, including: obtaining energy loads for a building measured over a seasonal time period; obtaining outdoor temperatures for the building as measured over the seasonal time period; verifying stability of the energy loads, including: evaluating the energy loads over time; and identifying at least one of one or more discontinuities and one or more irregularities in the energy loads based on the evaluation. Operating the computer further includes: determining a baseload energy consumption using at least some of those of the energy loads; calculating seasonal fuel consumption rates and balance point temperatures; and disaggregating seasonal fuel consumption based on the baseload energy consumption, seasonal fuel consumption rates, balance point temperatures, and at least some of the outdoor temperatures into component loads of consumption.

The objective is to provide a light detection device that reduces design man-hours and manufacturing costs, and enables miniaturization of the device. [Solution] The light detection device 1 comprises a circuit board 2 and an optical device 3. The circuit board 2 has a first surface and a second surface opposite to the first surface, and is provided with a window portion 21 that penetrates the first surface and the second surface. The optical device 3 has a plurality of optical sensors 4a, 4b, and is mounted on the second surface of the circuit board 2 with the surface on which the plurality of optical sensors 4a, 4b are provided facing the second surface of the circuit board 2. The plurality of optical sensors 4a, 4b are arranged at different positions within a range in which they can receive light incident from the side of the first surface of the circuit board 2 through the window portion 21. The optical device 3 detects the direction of light based on the output values ​​of each of the plurality of optical sensors 4a, 4b.

In an information processing method according to the present invention, a computer executes processing for acquiring an amount of sunlight at an observation point and observation time point information indicating an observation time point of the amount of sunlight, and estimating the amount of solar radiation at the observation point on the basis of the acquired amount of sunlight and observation time point information. Preferably, the amount of solar radiation is estimated on the basis of the acquired amount of sunlight and observation time point information by using a regression equation indicating the relationship between the observation time point and a ratio of the amount of solar radiation to the amount of sunlight.

The present invention concerns a method for determining the solar distribution in an area, the comprising: - a phase for collecting data to form a training database (B), - a phase for training a model on the basis of the training database (B) to obtain a trained model, the input of the trained model being an image of an area seen from the sky and the output being a global cartography of the irradiance projected on each surface of the area imaged on the input image, - a phase for operating the trained model comprising: o a step of receiving an image of an area seen from the sky, and o a step of determining by the trained model a global cartography of the irradiance projected on each surface of the area imaged on the received image.

The present invention concerns a method for determining the solar distribution in an area, the including, a phase for collecting data to form a training database, a phase for training a model on the basis of the training database to obtain a trained model, the input of the trained model being an image of an area seen from the sky and the output being a global cartography of the irradiance projected on each surface of the area imaged on the input image, and a phase for operating the trained model. The phase for operating the trained models includes, a step of receiving an image of an area seen from the sky, and a step of determining by the trained model a global cartography of the irradiance projected on each surface of the area imaged on the received image.

Techniques for predicting solar power generation include a node measuring, using one or more sensors, a first time series of voltage readings for a first power line located at a first location, wherein a portion of power on the first power line is generated from solar irradiance on one or more first solar panels located at the first location; generating a first cross-correlation between the first time series of voltage readings and a second time series of voltage readings for a second power line located at a second location, wherein a portion of power on the second power line is generated from solar irradiance on one or more second solar panels located at the second location; and computing a wind vector based on the first location, the second location, and the first cross-correlation, wherein the wind vector is usable to forecast solar power generation at one or more other locations.

A method for determining a weather condition, comprising: measuring horizontal irradiance; measuring first slope irradiance and second slope irradiance, a first slope and a second slope being arranged to face the sun and being symmetrical about the meridian plane; determining an azimuth irradiation deviation rate according to the horizontal irradiance, the first slope irradiance, and the second slope irradiance; and determining a weather condition according to the horizontal irradiance, the first slope irradiance, the second slope irradiance, and the azimuth irradiation deviation rate. Also provided is a device for determining a weather condition.

A method of predicting a photovoltaic power generation amount according to an embodiment may include predicting a sky image of a next time by analyzing sky images captured from a past time to a present time and meteorological data from the past time to the present time, predicting a solar radiation amount of the next time by analyzing the sky image of the next time, a clear-sky solar radiation amount of the next time, and meteorological data of the next time, which are generated as a result of the prediction, and predicting a photovoltaic power generation amount of the next time by analyzing the solar radiation amount of the next time and the meteorological data of the next time, which are generated as a result of the prediction, and power plant specification data.

Sensor device for determining the environmental conditions of a vehicle, in particular a motor vehicle, comprising at least one transmitter (2, 10) for emitting electromagnetic radiation, in particular infrared radiation, and at least three receivers (3, 8, 9) for receiving electromagnetic radiation, in particular infrared radiation, wherein at least one (3) of the at least three receivers (3, 8, 9) is assigned at least one of the transmitters (2, 10) for determining precipitation on at least one glass surface, in particular the windshield (1) of the motor vehicle, and wherein the at least three receivers (3, 8, 9) are oriented for receiving electromagnetic radiation from different spatial reception areas, wherein the spatial reception areas of at least one first (3) and at least one second (8) of the at least three receivers (3, 8, 9) are oriented substantially horizontally.wherein the spatial reception area of ​​at least one third (9) of the at least three receivers (3, 8, 9) is oriented substantially upwards , characterized by that the maxima of the spatial reception ranges of at least two (3, 8) of the at least three receivers (3, 8, 9) point in opposite directions, and that the maximum spatial reception range of a third (9) of the at least three receivers (3, 8, 9) is vertical to the axis of the spatial The receivers (3, 8) are aligned with the receivers pointing in opposite directions.

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.

To provide a photon flux density prediction system for predicting photon flux density from sunlight.SOLUTION: A photon flux density prediction system includes: a storage unit that associates and stores date and time information, location information, and sunlight intensity information; a communication unit for communication; a first calculation unit that calculates sunlight intensity information associated with sunlight inquiry information included in prediction information inquiry information input via the communication unit; a second calculation unit that calculates direction-specific sunlight intensity information using the calculation result of the first calculation unit; and a third calculation unit that calculates photon flux density prediction information for predicting the photon flux density corresponding to the prediction information inquiry information input via the communication unit, using the calculation result of the second calculation unit. The communication unit transmits the photon flux density prediction information calculated by the third calculation unit to a transmission source of the prediction information inquiry information.SELECTED DRAWING: Figure 1

To obtain a correlation analysis device that allows users to understand the correlation of solar radiation intensity between different locations without requiring an increase in the number of measurement points. [Solution] The correlation analysis device 1 according to this disclosure includes a data acquisition unit 11 that acquires estimated values ​​of solar radiation intensity-related information, which is information regarding solar radiation intensity, for each of a plurality of locations at different geographical locations; a correlation analysis unit 12 that uses the estimated values ​​acquired by the data acquisition unit 11 to calculate correlation information showing the correlation of solar radiation intensity between two of the plurality of locations for at least some combinations of two of the plurality of locations; and an output unit 13 that outputs correlation information and combination information showing two locations corresponding to the correlation information.

An apparatus and system for environmental monitoring in a wilderness environment comprising at least one optical imaging apparatus comprising an image sensor configured to receive optical image data; at least one energy collection device; one or more energy storage devices; one or more communication devices configured to communicate at least the optical image data via a network; and a portable frame for supporting the at least one optical imaging apparatus, the at least one energy collection device, the one or more energy storage devices, and the one or more communication devices, wherein the apparatus is configured to be deployed into the wilderness environment by an aircraft.

A method for generating a solar power output forecast for a solar power plant, comprising: using a processor, in a training mode, generating a trained artificial intelligence model using historical output data and historical input data including historical physical subsystem input data and historical physical subsystem forecasts for the solar power plant; in a runtime mode, for a predetermined forecast horizon, applying the trained artificial intelligence model to current input data including current physical subsystem input data and current physical subsystem forecasts for the solar power plant to produce the solar power output forecast; and, presenting the solar power output forecast on a display.

A solar radiation amount data processing device estimates, on the basis of past power generation result data and past weather data from at least one first site where a photovoltaic power generation facility is established, a solar radiation amount estimation value which is the past solar radiation amount at the first site, and generates, on the basis of the past solar radiation amount estimation value and the past weather data at the first site, an interpolation model for outputting a solar radiation amount interpolation value obtained by interpolating the solar radiation amount from at least one second site where no photovoltaic power generation facility is established.

To provide a weather observation system, a weather observation method, a trained model generation method, and a program that can estimate solar radiation or power generation in real time. The weather observation system 1 has an image acquisition unit 11 that acquires an image G1 acquired by a camera 20 that contains at least a sky in an imaging area Ar1, a pixel value acquisition unit 12 that acquires a pixel value G2 of a specific area S6 in the imaging area Ar1, and an estimation unit 10 that generates an estimated value that is correlated with the pixel value G2 using correlation data that represents a relationship between a measured value and the pixel value G2.

A method for determining weather conditions includes: measuring horizontal irradiance; measuring irradiance on a first inclined plane and irradiance on a second inclined plane, wherein the first and second inclined planes are configured to face the sun and be symmetrical about a meridian; determining an azimuth irradiance deviation rate based on the horizontal irradiance, the first inclined plane irradiance, and the second inclined plane irradiance; and determining the weather conditions based on the horizontal irradiance, the first inclined plane irradiance, the second inclined plane irradiance, and the azimuth irradiance deviation rate. An apparatus for determining weather conditions is also provided.

The present invention provides a solar power generation prediction device and the like that can accurately predict the amount of electricity generated by solar power generation facilities. [Solution] The solar power generation forecasting device 10 includes a weather parameter acquisition unit 121 that acquires predicted values ​​of weather parameters, a weather parameter variation calculation unit 122 that calculates the variation of predicted values ​​of weather parameters in numerical weather forecasting, a forecast mode selection unit 123 that selects one of a plurality of forecast modes based on the variation of predicted values ​​of weather parameters, a snow depth forecasting unit 124 that predicts the amount of snow in the area where the solar power generation equipment 40 is located based on a predetermined forecast mode, a power generation reduction rate calculation unit 125 that calculates the power generation reduction rate of the solar power generation equipment 40 based on the predicted value of snow depth, and a power generation forecasting unit 126 that predicts the amount of power generated by the solar power generation equipment 40 based on the power generation reduction rate.

To provide a solar-radiation prediction system in consideration of influence of a solar-radiation obstacle.SOLUTION: A solar-radiation prediction system comprises: a storage section for storing date information, place information, and sunlight beam intensity information by association; a communication section for performing communication; a first calculation section for calculating sunlight beam intensity information associated with sunlight beam inquiry information included in prediction information inquiry information that has been input via the communication section; a second calculation section for calculating direction-specification sunlight beam intensity information with the use of a calculation result of the first calculation section; and a third calculation section for calculating solar-radiation prediction information by which solar-radiation energy with respect to the prediction information inquiry information input via the communication section is predicted by using a mask corresponding to a solar-radiation obstacle with the use of a calculation result of the second calculation section. The communication section transmits the solar-radiation prediction information calculated by the third calculation section to a transmission source of the prediction information inquiry information.SELECTED DRAWING: Figure 1

A global solar radiation amount estimation device includes: a feature amount acquisition unit that acquires power generation actual data including a power generation amount at a power generation point; and an estimation unit that estimates a global solar radiation amount corresponding to the power generation actual data acquired by the feature amount acquisition unit using a learned model that is generated by machine learning, as learning data, a set of the power generation actual data prepared in advance and a corresponding global solar radiation amount of ground observation, receives the power generation actual data as an input, and outputs the global solar radiation amount.

The present invention relates to an AI-based garden design system having a company recommendation function, whereby a garden can be designed in consideration of the type, color, and quantity of plantings selected by a client, and sunlight information, climate information, and feature information dependent on location information of a construction target area requested by the client, an estimate for construction costs dependent on the garden design can be calculated, and a company required for garden construction can be recommended.

The invention provides a quality control method suitable for earth surface total solar radiation observation data, and relates to the technical field of meteorological observation and energy, and the method comprises the steps: obtaining the earth surface total solar radiation observation data from a ground station or a satellite, and executing the multi-dimensional quality control cooperative processing of integrity, internal consistency, stiffness value and physical possible limit; and dynamically calculating a physical limit interval according to the sun position parameter, screening an abnormal value, and marking data passing all verification as available data. By combining the geographic position and the observation time, the dynamic quality control threshold value is calculated, so that misjudgment and data loss caused by a unified standard are effectively avoided, quality control is performed on the earth surface total solar radiation observation data, the method can be applied to earth surface total solar radiation observation data quality control work, the error rate of the observation data can be effectively reduced, and the accuracy of earth surface total solar radiation observation data quality control is improved. And therefore, the accuracy and reliability of data quality control can be improved, and the credibility and availability of the data can be ensured.

To provide a shielding coefficient calculation device that can more easily calculate the shielding coefficient of a room in which an opening is formed when a louver is provided in an opening of a building.SOLUTION: A shielding coefficient calculation device 20 includes a direct radiation rate calculation unit 12 that calculates the ratio of the area of an irradiated portion b of the opening 7 that is irradiated by a direct sunlight R by a vertical louver 5 set by a louver setting unit 11 with respect to the entire area of the opening 7 in the position of the sun at a particular time as a direct radiation rate; a direct heat shielding degree calculation unit 13 that calculates a value obtained by multiplying the ratio of direct solar radiation at a point to the total solar radiation at a point of a building 3 by the direct radiation rate as a direct heat shielding degree; a diffused heat shielding degree calculation unit 14 that calculates the diffused solar radiation amount by subtracting the direct solar radiation amount from the total solar radiation amount, and calculates the ratio of the diffused solar radiation amount to the total solar radiation amount as a diffused heat shielding degree; and a shielding coefficient calculation unit 15 that calculates a shielding coefficient by adding the direct heat shielding degree and the indirect heat gain rate.SELECTED DRAWING: Figure 3

It provides a tool that allows determining the distribution of sunlight in an area anywhere in the world in the simplest way. [Solution] A phase for collecting data to form a training database (B), and a phase for training a model based on the training database (B) to obtain a trained model, wherein the input of the trained model is an image of an area seen from the sky and the output is a global map of irradiance projected onto each surface of the area captured in the input image, and a phase for operating the trained model, which phase includes a step of receiving an image of an area seen from the sky and a step of determining the global map of irradiance projected onto each surface of the area captured in the received image using the trained model, thereby determining the solar distribution.

A method for mitigating excessive fluctuations in the quality of electricity in an electric grid due to instability of renewable energy sources, by collecting electricity production data including the power capacity of the electric grid, the location of one or more photovoltaic electricity generating units connected to the electric grid, and the amount of electricity generated by the photovoltaic electricity generating units; receiving a weather forecast including one or more locations, thicknesses, directions of motion, and speeds of motion of one or more clouds; calculating the location, direction of motion, speed of motion, and irradiance associated with a cloud shadow; calculating the impact and time of impact of the cloud shadow on the photovoltaic electricity generating units; and taking action before the cloud shadow reaches the photovoltaic electricity generating units, such as reducing the power generation capacity of the photovoltaic electricity generating units, increasing the power input of the electricity generating units or electricity storage units, and connecting or disconnecting reactances from the grid, to mitigate excessive fluctuations in the quality of electricity.

This system provides a light pollution prediction system capable of accurately predicting the occurrence of light pollution. [Solution] A light pollution prediction system 100 predicts the occurrence of light pollution caused by light reflected by a target member installed on the roof of a target building, comprising: a target member information acquisition unit 112 that acquires a first glossiness, which is the glossiness of the target member when the angle of incidence is a first angle, and a second glossiness, which is the glossiness of the target member when the angle of incidence is a second angle different from the first angle; and a prediction unit 115 that performs a light pollution prediction to predict whether or not light pollution is likely to occur based on the acquisition results of the first glossiness and the second glossiness.

An arrangement for ascertaining at least one parameter for determining components of a global irradiance includes an evaluation and control device and a camera assembly having at least one camera, wherein the at least one camera is fixed at a predetermined distance from an earth surface at least while ascertaining the parameter, wherein the camera assembly is designed to capture camera data in a spatial field of view of approximately 360° around the camera assembly, wherein the camera data is suitable for deriving information concerning solar radiation and / or on the position and / or properties of clouds. A method of use of such an assembly, a method for ascertaining at least one parameter for determining at least one component of global irradiance, and a computer program are also provided.