Numerical investigation of solar absorber materials for enhanced performance of convergent solar chimney power plants in the Saurashtra region

Anand Gondchawar; Bhavesh Kanabar; Ramesh Bhoraniya

doi:10.1016/j.tsep.2026.104768

May 1, 2026Thermal Science and Engineering ProgressOpen Access

Numerical investigation of solar absorber materials for enhanced performance of convergent solar chimney power plants in the Saurashtra region

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Key Points

The aim is to explore various thermal absorber materials and their effects on the performance of solar chimney power plants in the Saurashtra region.
CFD-based numerical analysis conducted on solar chimney power plants in Gujarat, India.
Comparison of seven thermal absorber materials for performance metrics like airflow and energy efficiency.
Analysis of solar nozzle configurations to enhance airflow uniformity.
Sawdust as a thermal absorber achieved the highest air exit velocity of 1.48 m/s with a 4.96% performance gain.
Optimized configurations improved airflow uniformity significantly.
Overall system efficiency was enhanced by the selection of appropriate absorber materials.

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Implication

Compares thermal absorber materials for airflow and energy performance in solar chimney systems, highlighting optimized selections for sustainability.

Abstract

• CFD-based numerical analysis of solar chimney power plant for Saurashtra region, Gujarat, India. • Seven thermal absorber materials compared for airflow and energy performance. • Sawdust yields highest air exit velocity of 1.48 m/s with 4.96% performance gain. • Solar nozzle configuration enhances airflow uniformity and system efficiency. • Study supports optimized absorber selection for sustainable solar energy systems.

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Gondchawar et al. (2026) studied this question.

synapsesocial.com/papers/6a1a7e6a0307b78509431188 https://doi.org/10.1016/j.tsep.2026.104768

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Numerical investigation of solar absorber materials for enhanced performance of convergent solar chimney power plants in the Saurashtra region

Key Points

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Implication

Abstract

Discussion

Cite This Study

Numerical investigation of solar absorber materials for enhanced performance of convergent solar chimney power plants in the Saurashtra region

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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