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Semantic Scholar extracted view of "Performance evaluation and parameter optimization of tubular direct absorption solar collector with photothermal nanofluid" by Liqun Zhou et al. Skip to search form Skip to main content Skip to account menu. Semantic Scholar''s Logo. Search 221,933,288 papers from all fields of science ...
DOI: 10.1016/j.enbuild.2023.113277 Corpus ID: 259706471; Hybrid photovoltaic-thermal solar collector modelling with parameter identification using operation data @article{Veynandt2023HybridPS, title={Hybrid photovoltaic-thermal solar collector modelling with parameter identification using operation data}, author={François Veynandt and Peter …
A Flat plate collector is a solar panel device that uses solar energy to generate thermal energy. It converts solar power into thermal energy, i.e., cheaper energy utilising water as an operating fluid. A Flat plate solar …
Solar thermal collector technology is being used for different applications to date (Barone et al., 2019; Qazi et al., 2021; Treichel & Cruickshank, 2021b). The basic concept of solar thermal collector involves when radiation from the sun hits a surface, some portion of it is absorbed, causing the surface temperature to increase.
The solar collector has the dimensions of 110 cm length and 55 cm in width having a surface area of 0.605 m 2. The solar collector consisted of black enamel painted aluminum absorber plate (22 gauge) with dimensions of 105 cm length and 50 cm width providing a useful absorption area of 0.525 m 2. A transparent glass cover of 3 mm thickness was ...
DOI: 10.1016/J.APPLTHERMALENG.2013.11.011 Corpus ID: 110378920; A detailed parameter study on the comprehensive characteristics and performance of a parabolic trough solar collector system
Recently, solar energy research popularity has been growing rapidly due to its pollutant-free renewable energy source. As an alternative energy to the existing conventional fossil resources, solar energy is projected to drive the future research to a new level in renewable energy field. One of the methods to harvest the solar energy is through the solar thermal …
Among the Concentrated Solar Collector (CSC) technologies, Parabolic Trough Collector (PTC) is the most mature and commercialized CSC technology today. Currently, solar PTC technology is mainly used for electricity generation despite its huge potential for heating, especially in industrial process heat (IPH) applications. Though the technology is well …
This section is devoted to many researchers whose contribution has significantly improved existing flat plate solar collectors. Parameters considered are design aspects of the absorber plate, ... Details of specifications Dimensions Units; Flat Collector absorption Area: 3000: cm 2: Trapezoidal Collector absorption Area: 4400: cm 2: Circular ...
The latter three parameters are given by the solar collector manufacturer. Obviously, they differ quite a lot from solar collector to solar collector. Figure 2.5 shows solar collector efficiency of the main solar collector typologies. The figure shows also the end use of solar collector typologies, going from pool heating to air condition.
The solar collector used will depend on the use that will be given to it. Currently, in the solar energy market we can differentiate the following types of solar collectors: Flat (or flat plate) solar collectors. Flat panel solar collectors are the most common type and are primarily used to heat water for domestic use, swimming pools and ...
In this research, the effects of physical parameters and heat transfer including the size of the collector, thermal-loss coefficient, absorption coefficient, mass flow and thermal …
Parabolic trough solar collectors are a type of solar thermal collector that can be used to generate electricity. This paper discusses the potential advantages and challenges of using parabolic ...
onto a collector plane 11 Calculation of solar radiation onto a tilted collector plane with free orientation Tilt β and Azimuth γ including tracking surfaces. 13 Formulation of transformation of angles for fixed and tracking collector surfaces 13 C. Short explanation of input parameters and description of output data 14 Generally 14
This article focused on the main parameters was considered in the HTE receiver design of parabolic trough solar collectors (PTC) which were enhanced the heat transfer process in deep details.
Flat plate solar collector has been presented as an example of a heat-exchanger with two input signals, solar radiation intensity and temperature of working medium on the input, and one output ...
The core of the design tool KOLEKTOR 2.2 is a mathematical model of solar flat-plate liquid collector solving one-dimensional heat transfer balances. The solar collector is defined by …
This approach allows the engineer to determine the structure of a solar collector network, which is defined by two parameters: the number of parallel sets of collectors and the number of ...
The physical trough model''s collector library contains a set of collector parameters for several commercially available collectors. You can either use parameters from the library, or type your own parameter values. To apply values from the library: 1. In the list of collectors at the top of the page, click a collector name.
For further details on materials used in the PVT layers and technical ... How difficult it is to grasp that effect as a parameter is shown by different investigations on the same ... there is the possibility of a collector label for thermal solar collectors, the Solergy Label. This label assigns an efficiency class to solar thermal collectors. ...
Ghassan Fadhil Smaisim, Azher M Abed, Salema K Hadrawi, Farnaz Jahanbin, Modelling and analysis of parameters of vacuum tube solar collector with U-shaped tube for different climates, Clean Energy, Volume 7, Issue 3, June 2023, ... Details of the parameters of the U-shaped evacuated-tube solar collector are provided in Table 1.
Table 1 summarises the specifications of the solar radiation and collector parameters. The system consists mainly of two flat-plate solar collectors, having a total surface area of 5.75 m 2, a ...
Solar collectors are crucial components of a Solar Thermal Power plant (STP) which are required to be within a certain feasible range in order to operate and provide solar thermal resources and ...
In this section, the proposed model for the solar water collector has been transformed into an optimization formulation. Optimization formulation can be used to determine the optimal design and operational parameters for maximizing the exergy efficiency and studying the trade-offs between maximizing the exergy efficiency and minimizing the area of the …
the collector (δTf), ambient temperature (To), solar flux incident on the collector plane (It), and volume flow rate (Q) as suggested in Nayak[2]. Table 1 Details of a cement concrete solar collector S. No. Design materials/Parameters Specifications/Details of materials 1 Solar heating systems Based on cement concrete slabs with glass
The solar collector considered in this study is a double-layered ... Details of the parameters of the U-shaped evacuated-tube solar collector are provided in Table 1.
Parabolic trough solar collectors are a type of solar thermal collector that can be used to generate electricity. This paper discusses the potential advantages and challenges of using parabolic ...
KEYWORDS: Evacuated Tube Collector, Collector Efficiency, Optimum Parameters, Solar Fraction, Solar Heat for Industrial Processes INTRODUCTION Solar collectors are the major component in solar thermal systems, with flat plate and evacuated solar tube collectors the most common ones. Flat plate collectors operate efficiently at low
The performance of a solar-powered heat engine, operating in a Stirling cycle is studied in this work. Also the influence of design parameters on both the optimum solar receiver temperature and overall efficiency is considered. The analysis has also clearly brought out the effect of solar collector design parameters such as concentration ratio, overall heat-loss …
A detailed parameter study on the comprehensive characteristics and performance of a parabolic trough solar collector system. Author links open overlay panel Ze-Dong Cheng, Ya-Ling He, Kun Wang, Bao-Cun Du, F.Q. Cui. ... Some parameters of the reflector are also presented in details, such as the focal length, the aperture width, the rim angle ...
The progress of solar energy conversion technologies during the last few decades triggered the development of various types of collectors, thermal, photovoltaic (PV), or hybrid.
The solar collector The solar collector produced by SOLARUS AB and shown in fig. 1(a) is used as the reference one in the comparative analysis made all along this paper. It is a C-PVT asymmet-rical collector, generally referred as compound parabolic collector (CPC), and belongs to the maximum reflector concentrator (MaReCo) family [14].
The article describes a newly developed calculation technique and choice of the geometrical parameters of the solar collector with the siphon effect. The dependence of the cross section of the pipe on the flow time for different values of the head is also shown. With an increase in the siphon head, the flow time of the liquid increases.
Koholé et al [15] discussed and determined the flat-plate solar collector optimal parameters that enhance its performance based on the exergy theory. Their findings reveal …
4 3.1. Tilt angle Solar collector performance is largely influenced by its correct positioning. The collectors should face south (azimuth angle is 0°) if located on northern hemisphere and vice ...
The purpose of this section is to present the characteristics of non-steady state operation strategies taking place in solar installations, which maximizes the exergy collected (Bejan 1982a).. 1.1 Model of Flat Plate Solar Collector Operation. A solar collector having the collection surface area ( A ) is considered. The mass of fluid that can be stored in the …
The progress of solar energy conversion technologies during the last few decades triggered the development of various types of collectors, thermal, photovoltaic (PV), or hybrid.