China Solar Radiation Data Collection
Reconstruction of daily photosynthetically active radiation and its trends over China …
Journal of Geophysical Research: Atmospheres is an AGU journal publishing original research articles that advance and improve the understanding of atmospheric properties and processes. 1 Introduction [2] Photosynthetically active radiation (sometimes called photosynthetically available radiation, PAR) is the visible part of the …
Effects of orientation and structure on solar radiation interception in Chinese solar …
In order to further improve the utilization of solar energy in Chinese Solar Greenhouse (CSG), this paper systematically studied the effects of orientation and structure on solar radiation interception in CSG. A solar radiation model has been developed based on the previous research, which taking solar motion law, …
The National Solar Radiation Data Base (NSRDB)
Fig. 2 displays a flowchart of the PSM, a two-step physical model to compute solar radiation from satellite data, which was developed through collaboration among NREL, the University of Wisconsin, and NOAA. As …
Photosynthetically active radiation and its relationship with global solar radiation in Central China
Photosynthetically active radiation (PAR) and other solar components were observed for a period of 3 years at Wuhan, China to determine for the first time the temporal variability of PAR fraction [PAR/G (G here stands for global solar radiation)] and its dependence on different sky conditions in Central China. PAR, G and PAR/G showed …
NSRDB: National Solar Radiation Database
A serially complete collection of hourly and half-hourly values of meteorological data and the three most common measurements of solar radiation: global horizontal, direct normal and diffuse horizontal irradiance. It covers the United States and a growing subset of international locations.
ACP
In the light of the limited number of radiation stations with reliable long-term time series observations, this paper presents a new evaluation of the long-term variation of surface …
First Effort for Constructing a Direct Solar Radiation Data Set in China for Solar Energy Applications …
Because reliable data on surface solar radiation are so sparse, particularly the observations of direct radiation that are especially relevant for CSP thermal systems, this study developed a method to estimate daily direct radiation in order to derive a long-term high
ESSD
Abstract. The lack of long-term and high-quality solar radiation data has been an obstacle for scientific and industrial fields. In this study, a dense station-based, long-term and high-accuracy dataset of daily surface solar radiation was developed using two surface radiation models. One is the model developed by Yang et al. (2006) for global radiation …
Daily Global Solar Radiation in China Estimated From High-Density Meteorological Observations: A Random Forest …
Based on observations from 2,379 meteorological stations along with scare solar radiation observations, the random forest (RF) model is employed to construct a high-density network of daily global solar radiation (DGSR) …
National Solar Radiation Database (NSRDB) (Dataset) | DOE Data …
The U.S. Department of Energy''s Office of Scientific and Technical Information @article{osti_1810289, title = {National Solar Radiation Database (NSRDB)}, author = {Sengupta, Manajit and Habte, Aron and Xie, Yu and Lopez, Anthony and Buster, Grant}, abstractNote = {The National Solar Radiation Database (NSRDB) is a serially …
Variability in Direct and Diffuse Solar Radiation Across China …
Long-term variability of direct and diffuse solar radiation (R dir and R dif) is essential for climate change study.However, R dir and R dif observations suffer from low spatiotemporal coverage and inhomogeneity. This study improved hybrid models to calculate R dir and R dif from sunshine duration and meteorological data at ~2,000 stations from …
ESSD
A dense station-based, long-term and high-accuracy dataset of daily surface solar radiation in China. Wenjun Tang, Junmei He, Jingwen Qi, and Kun Yang. Abstract. The lack of …
Estimation of losses in solar energy production from air pollution in China since 1960 using surface radiation data …
Changes in national CFs from 1960–2015 in China National averages are based on CFs determined at 119 stations, which provide the essential solar radiation input data. National CFs were computed ...
Trends of photosynthetically active radiation over China from …
Funding information National Natural Science Foundation of China, Award/Award Number: 41601044; Chinese Academy of Sciences, Award/Award Number: KFJ-SW-STS-168; China University of Geosciences, Wu han Ministry of Science and Technology of the People''s Republic of China, Grant/Award Number: CUG150631, …
A Revisit of Direct and Diffuse Solar Radiation in …
To further eliminate the outliers, the physical thresholds of daily R, R d, and R f were checked according to the following criteria: (1) R d and R f cannot be bigger than R, and their sum should equal to R; (2) the …
A new view on the trend of solar radiation in mainland China — …
As a kind of renewable energy, the development and utilization of solar energy are valued by many countries. To accurately provide a basis for the use of solar energy in mainland China, the optimized empirical model is adopted to analyze the variation trends and spatial patterns in solar radiation (SR) during 1961–2016 based on the data …
Daily Global Solar Radiation in China Estimated From …
The data set contains daily mean global solar radiation, diffuse solar radiation, and horizontal direct solar radiation from 130 stations (including replacement stations) in mainland China from May 1957.
Trends of photosynthetically active radiation over China from …
The aim of this study was to reveal the long-term variation properties of photosynthetically active radiation (PAR) over China. A series of reliable empirical PAR estimation equations suitable for all-sky conditions were developed using data measured in situ from 2005 ...
Daily Global Solar Radiation in China Estimated From …
Spatial differences are evident across China, indicating that the solar radiation intensity in northern China (western China) is higher than that in southern China (eastern China). The spatial …
Solar Radiation Prediction Using Different Machine Learning …
We performed data preprocessing and variable selection based on meteorological elements and solar radiation data from 1980 to 2016 for Ganzhou station, China. Then, 12 machine learning models were developed using Sklearn and …
Mapping of 10-km daily diffuse solar radiation across China from reanalysis data and a Machine-Learning method | Scientific Data …
Scientific Data - Mapping of 10-km daily diffuse solar radiation across China from reanalysis data and a Machine-Learning method Skip to main content Thank you for visiting nature .
Solar and wind power data from the Chinese State Grid …
In this paper, an open dataset consisting of data collected from on-site renewable energy stations, including six wind farms and eight solar stations in China, is …
A method for solar radiation error correction of temperature measured in a reinforced plastic screen for climatic data collection …
Jiangsu Collaborative Innovation Center on Atmospheric Environment and Equipment Technology, Nanjing, China Jiangsu Key Laboratory of Meteorological Observation and Information Processing, Nanjing, China Correspondence to: J. …
Quantifying the air pollution impacts on solar photovoltaic capacity factors and potential benefits of pollution control for the solar sector in China
Identifying variations in clear-sky solar radiation is essential for assessing the impact of air pollution on solar radiation resources and PV power generation. The threshold for filtering clear-sky conditions by total cloud cover was set at 50%, as recommended by Wang ...
Performance of a Solar Heat Collection and Release System for Improving Night Temperature in a Chinese Solar …
Average heat collection efficiency (eq. 6) of the HCHR system as affected by the ration of the temperature difference between plates and greenhouse air over the solar radiation. : the data were ...
Estimation of global radiation in China and comparison with …
A modified solar radiation model, incorporating into several satellites remote sensing information such as NCEP/NCAR data, EOS-AURA satellite data, and Chinese FY-2C geo-stationary meteorological satellite data, is presented. The model is an attempt to modify Chen''s radiation model and examine its estimation accuracy at various …
Solar radiation trend across China in recent decades: a revisit …
In the light of the limited number of radiation stations with reliable long-term time series observations, this paper presents a new eval-uation of the long-term variation of surface …
Constructing a gridded direct normal irradiance dataset in China …
The sunshine durations during 1981–2014 were routinely measured at 2474 CMA stations over mainland China. However, these stations were still too sparse for the DNI estimation in this study, thus, we produced the gridded sunshine duration data (0.50 (lat) *0.625 (lon)) using these sunshine durations measurements at CMA stations based on …
Solar Energy Resources in Hong Kong from a Climatological Point …
The collection efficiency of solar energy has large seasonal and regional variations, depending on the local amount of solar radiation as well as other environmental factors. Located along the coast of southern China, Hong Kong has a relatively higher level of solar radiation compared to the central and eastern parts of China (Figure 1).
Comparison and Selection of Solar Radiation Data for …
Based on the measured solar radiation and power generation data of a 5.6 kW PV grid-connected system in Beijing from June of 2012 to December of 2016, the differences between the measured data and the data provided by solar energy databases are analyzed. The results show that the measured data is lower than 80–90% of the data …
First Effort for Constructing a Direct Solar Radiation …
Key Points. A method is developed to estimate daily direct radiation based on routine variables. The method is calibrated and validated in the United States and China. A long-term, high-density data …
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