Heat transfer and melting characteristics of the phase change material inside U-tube based evacuated tube solar collector

A Uniyal, YK Prajapati, S Suman - Journal of Energy Storage, 2023 - Elsevier
Three-dimensional computational fluid dynamics simulation has been performed to
understand the performance of an evacuated tube solar collector integrated with phase …

Thermal performance and design analysis of U-tube based vacuum tube solar collectors with and without phase change material for constant hot water generation

SK Pathak, VV Tyagi, K Chopra, A Sari - Journal of Energy Storage, 2023 - Elsevier
Solar water heaters are the most promising technology, and they can be effectively used for
hot water generation in cold climatic conditions. The moto of this research is the design and …

Energy and exergy parameter analysis of a U-pipe evacuated tubular solar collector with filled and unfilled layer

S Ataee, M Ameri - Applied Thermal Engineering, 2023 - Elsevier
Given that the lack of a thermodynamic framework that enhances the performance of a U-
pipe evacuated solar collector (UpESC) is apparent. Therefore, in this present numerical …

Experimental investigation of wire-mesh equipped U-tube evacuated tube collector integrated with phase change material for hot water generation

A Uniyal, YK Prajapati, D Kumar - Applied Energy, 2025 - Elsevier
This paper presents an experimental investigation of the U-tube evacuated tube collectors
(UETCs) integrated with phase change material (PCM). Three distinct experimental test …

Optimizing the thermal performance and heat losses of self-stored U-tube based ETC for residential water heating applications: A combined experimental and …

SK Pathak, VV Tyagi, S Popli, K Chopra… - Journal of Energy …, 2024 - Elsevier
Using evacuated tubes as solar collectors has immense potential for residential and
industrial water heating. The primary goal of this research is to develop an annular copper …