Solar Exhaust Field Analysis
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Field test and analysis of microclimate in naturally ventilated single-sloped greenhouses. ... Ventilation is the most direct way to dehumidify, but it must be carried out at high temperatures to remove superfluous heat. If the air temperature drops too fast, the roof ventilator should be closed in time. ... Analysis of solar radiation flux.
Field test and analysis of microclimate in naturally ventilated …
Field test and analysis of microclimate in naturally ventilated single-sloped greenhouses. ... Ventilation is the most direct way to dehumidify, but it must be carried out at high temperatures to remove superfluous heat. If the air temperature drops too fast, the roof ventilator should be closed in time. ... Analysis of solar radiation flux.
Solar thermal power plants – A review of ...
The bottoming cycle is powered by the gas turbine exhaust gases. VP-1 and solar salt HTF''s have been investigated to point out the effect of HTF type on the performance of SP-BC-CC. ... This is strongly related to the performance of the solar field. Our analysis has revealed that the integration of parabolic trough technology that …
Analysis of Solar Chimney Application for Building Heating and …
The authors disclose receipt of the following financial support for the research, authorship, and/or publication of the paper. The authors gratefully acknowledge the financial support from the Key Science Research Project of the Department of Education, Sichuan Province (No. 18ZA0370), the China Scholarship Council (No. 201806915010), …
Bifurcated outflow jet in a solar wind reconnection exhaust
garded as the boundary between the exhaust and the solar wind. As the solar wind plasma penetrates into the exhaust through the boundary (Gosling et al. 2005), there is a sig-nificant enhancement of plasma density and temperature. When the reconnection occurs at the reconnection site, the plasma is accelerated within the exhaust and evolves into
Analysis of the Effect of Exhaust Configuration and Shape …
The round-arch solar greenhouse (RASG) is widely used in the alpine and high latitude areas of China for its excellent performance. Common high temperature and high humidity environments have adverse effects on plants. It is extremely important to explore a reasonable and efficient ventilation system. A three-dimensional numerical …
Energy and exergy analysis of a new combined concentrating solar ...
In order to evaluate the solar field performance, the climates of the three cities in Iran are considered. ... and the absorption refrigeration system supply the cooling demand by using the SOFC exhaust heat. Furthermore, the solar collector used in this process acts as a heat exchanger and provides a portion of the heat power needed by …
Analysis of microclimate characteristics in solar greenhouses …
includes natural ventilation and mechanical ventilation depending on whether a fan is used. Compared to mechanical ventilation, natural ventilation is an attractive approach to control the microclimate due to its low cost, and it is widely used in greenhouses (Zhang 2006; Li et al. 2017; Zhang et al. 2019).
Numerical analysis and ANN performance prediction of solar …
Solar ventilation wall serves as an effective mean to ... to meeting the comprehensive evaluations instead of concentrating on individual or paired aspects such as energy analysis, ventilation, heat transfer, or purification. ... CEI is broadly divided into two regions by the two vortices in the indoor airflow field, where the large vortex ...
New Hybrid CHP System Integrating Solar Energy and Exhaust …
For the efficient use of solar and fuels and to improve the supply-demand matching performance in combined heat and power (CHP) systems, this paper proposes a hybrid solar/methanol energy system ...
New Hybrid CHP System Integrating Solar Energy and Exhaust …
For the efficient use of solar and fuels and to improve the supply-demand matching performance in combined heat and power (CHP) systems, this paper proposes a hybrid solar/methanol energy system integrating solar/exhaust thermochemical and thermal energy storage. The proposed system includes parabolic trough solar collectors …
Exergy analysis of solar chimney power plants: A review
Gue et al. [12] constructed an SCPP with a collector radius of 7.5 m and a chimney height of 15 m for use in high-altitude regions. It was revealed that the changes in airflow temperature and velocity are the same as those of solar radiation. Ghalamchi et al. [13] also built an SCPP with a collector radius of 1.5 m and a chimney height of 3 m to …
Encyclopedia | Free Full-Text | Solar Chimney Applications in
A solar chimney is a renewable energy system used to enhance the natural ventilation in a building based on solar and wind energy. It is one of the most representative solar-assisted passive ventilation systems attached to the building envelope. It performs exceptionally in enhancing natural ventilation and improving …
Analysis of the Effect of Exhaust Configuration and Shape …
In this study, a combination of experimental and simulation techniques is used to investigate the optimization strategy of the ventilation configuration of a round …
Ventilation performance of solar chimney in a test house: Field ...
The objective of this study is to understand the ventilation performance of the solar chimney in the real environment and to provide field data for model validation. …
Electron heating in the exhaust of magnetic reconnection with ...
The observation data are from the Cluster spacecraft. Electron data are measured by the PEACE instrument [Johnstone et al., 1997], which has a high-energy sensor (HEEA with an energy range (30 eV, 26 keV)) and a low-energy sensor (LEEA with an energy range (5 eV, 2.5 keV)).The VDFs shown in this study are plotted in velocity and …
Thermodynamics, economic and environmental analyses of a
Liu et al. investigated a novel hybrid cogeneration solar-exhaust heat power plant and calculated the total and electrical efficiencies of, respectively, 80.6% and 24.7%.
Ventilation performance of solar chimney in a test house: Field ...
An experimental study comprising a reduced scale model and computational fluid dynamics (CFD) analysis were carried out to evaluate the cooling …
Experimental Analysis of Impact of Solar Chimney on Ventilation …
Experimental analysis on ventilation produced through solar chimney is also performed. The research facility at GWPC, Bhopal for carrying out this research work has been used with suitable modifications in instrumentation and flow arrangement for the determination of ventilation rate during winter sunny days. ... P B Kommineni Venkateshwara Rao ...
Master Flow® High-Power Solar Roof Vent
Master Flow® Green Machine™ High-Power Solar Roof Vent provides critical attic exhaust ventilation and may help reduce cooling costs! Get all the details here. {{ProductMetaDescription}} Go to main content English (US) ... Solar power eliminates energy costs associated with operating a purely house-powered unit.
Analysis of microclimate characteristics in solar greenhouses …
Field tests were performed to investigate microclimate characteristics, such as indoor air temperature, relative humidity, and solar radiation under natural ventilation. The results showed that the maximum temperature difference reached approximately 8.2 °C in the vertical direction, and semiempirical equations for the normalized temperature ...
Direct evidence for kinetic effects associated with solar wind ...
To analyze the exhaust we construct a LMN system, where L along the antiparallel magnetic field direction, N along the current sheet normal, M along the X line direction and L, M, N forming a ...
Field test and analysis of microclimate in naturally ventilated …
Experiments were conducted in two single sloped greenhouses (Fig. 1) located adjacent to each other at Shouguang (36°51ʹN 118°47ʹE) [23].The experimental greenhouses oriented in a E–W direction have a significant energy-saving effect compared with the N–S orientation [3], [9].The field tests were taken on typical sunny and cloudy …
The Key to Sustainable Energy: Understanding Solar Analysis
At its core, solar analysis is a comprehensive assessment of a location''s solar potential. It involves the evaluation of various factors that influence the effectiveness of harnessing solar energy, such as sunlight exposure, shading, …
Full article: Modeling the efficiency and emissions of a hybrid solar ...
2. Energy, exergy and thermal analysis. In Figure 1, the various components of the combined cycle that are being studied in this article have been shown.As you see, in the solar power plant, sun irradiation is reflected by heliostats field to the central receiver that is located above the solar tower.
Solar Powered Vehicle Parking Ventilation System Pre-Cooling Analysis
Request PDF | On Apr 14, 2015, Zhiqiang Hu and others published Solar Powered Vehicle Parking Ventilation System Pre-Cooling Analysis | Find, read and cite all the research you need on ResearchGate
Solar greenhouses: Climates, glass selection, and plant well-being
Passive ventilation via an integrated solar chimney and earth-air heat exchanger was applied in an experimental solar greenhouse. The results showed that when the passive ventilation was turned on, the indoor air temperature in the horizontal and vertical direction could be maintained in the range of 25 ∼ 28 °C and 25 ∼ 30 °C, …
Direct observation of turbulent magnetic reconnection in the solar …
a, Ion energy–time spectrum.b, Pitch angle distribution of the electrons with energy between 0.2 and 2 keV.c, Magnetic field vector in the radial-tangential-normal coordinates (B R, purple; B T ...
Ventilation performance of solar chimney in a test house: Field ...
1. Introduction. Solar chimneys use solar energy to generate airflow movements that could be used for building ventilation [1], cooling of PV panels [2], crop dry [3] etc.The solar chimney is especially effective in improving indoor thermal comfort when combined with other technologies, such as evaporative cooling [4, 5], wind towers [6], and …
Statistical properties of solar wind reconnection exhausts
This analysis reveals that the out-of-plane magnetic field is enhanced within solar wind exhausts. Furthermore, the amount by which the plasma density and ion temperature increase from inflow region to …
Experimental Investigation on Performance of Solar-Powered …
Design and Development Process. Figure 1 shows an overall view of the solar-powered ventilation system and how each component is related to each other in working as system. It consists of an exhaust fan that is powered by a solar panel, ventilation system, and ducting system. The exhaust fan is assembled inside the …
Statistical properties of solar wind reconnection exhausts
This analysis reveals that the out-of-plane magnetic field is enhanced within solar wind exhausts. Furthermore, the amount by …
Field measurement of environmental parameters in solar …
Request PDF | On Jul 1, 2023, Wenjun Lei and others published Field measurement of environmental parameters in solar greenhouses and analysis of the application of passive ventilation | Find, read ...