Parametric study of photovoltaic/thermal wickless heat pipe solar collector

2021 ◽  
Vol 239 ◽  
pp. 114236
Author(s):  
Taoufik Brahim ◽  
Abdelmajid Jemni
Desalination ◽  
2005 ◽  
Vol 171 (3) ◽  
pp. 243-255 ◽  
Author(s):  
Hiroshi Tanak ◽  
Yasuhito Nakatake ◽  
Katsuhiro Watanabe

2020 ◽  
Vol 2 (1) ◽  
pp. 19-24
Author(s):  
Sakhr Mohammed Sultan ◽  
Chih Ping Tso ◽  
Ervina Efzan Mohd Noor ◽  
Fadhel Mustafa Ibrahim ◽  
Saqaff Ahmed Alkaff

Photovoltaic Thermal Solar Collector (PVT) is a hybrid technology used to produce electricity and heat simultaneously. Current enhancements in PVT are to increase the electrical and thermal efficiencies. Many PVT factors such as type of absorber, thermal conductivity, type of PV module and operating conditions are important parameters that can control the PVT performance. In this paper, an analytical model, using energy balance equations, is studied for PVT with an improved parallel flow absorber. The performance is calculated for a typical sunny weather in Malaysia. It was found that the maximum electrical and thermal efficiencies are 12.9 % and 62.6 %, respectively. The maximum outlet water temperature is 59 oC.


2019 ◽  
pp. 397-406 ◽  
Author(s):  
Abhijeet A. Pawar ◽  
Vishwasinha V. Bhosale ◽  
Vishal S. Jagadale

1999 ◽  
Vol 40 (18) ◽  
pp. 1949-1961 ◽  
Author(s):  
H.M.S. Hussein ◽  
M.A. Mohamad ◽  
A.S. El-Asfouri

2006 ◽  
Vol 1 (1) ◽  
pp. 1-9 ◽  
Author(s):  
J. Facao ◽  
A. C. Oliveira
Keyword(s):  

Author(s):  
M. Collares-Pereira ◽  
F. Mendes ◽  
O. Brost ◽  
M. Groll ◽  
S. Roesler
Keyword(s):  

2015 ◽  
Vol 2015 ◽  
pp. 1-8 ◽  
Author(s):  
Hongbing Chen ◽  
Xilin Chen ◽  
Sai Chu ◽  
Lei Zhang ◽  
Yaxuan Xiong

Several studies have found that the decrease of photovoltaic (PV) cell temperature would increase the solar-to-electricity conversion efficiency. Water type PV/thermal (PV/T) system was a good choice but it could become freezing in cold areas of Northern China. This paper proposed a simple combination of common-used PV panel and heat pipe, called PV-heat pipe (PV-HP) solar collector, for both electrical and thermal energy generation. A simplified one-dimensional steady state model was developed to study the electrical and thermal performance of the PV-HP solar collector under different solar radiations, water flow rates, and water temperatures at the inlet of manifold. A testing rig was conducted to verify the model and the testing data matched very well with the simulation values. The results indicated that the thermal efficiency could be minus in the afternoon. The thermal and electrical efficiencies decreased linearly as the inlet water temperature and water flow rate increased. The thermal efficiency increased while the electrical efficiency decreased linearly as the solar radiation increased.


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