Carnot Battery with Calcium Looping, Methane Dry Reforming, and Supercritical Carbon Dioxide Cycle: Thermodynamic and Techno-Economic Optimization

Jun Shen; Yongqing Zhang; Zihao Sun; Dabiao Wang; Sheng Li; Wei Han; Kezhen Zhang; Xiao Yang; Chenglong Yang; Qianghui Xu

doi:10.1039/d5eb00225g

January 1, 2026EES batteries.Open Access

Carnot Battery with Calcium Looping, Methane Dry Reforming, and Supercritical Carbon Dioxide Cycle: Thermodynamic and Techno-Economic Optimization

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Key Points

This research focuses on optimizing a polygeneration system combining thermal and chemical processes.
Developed a Carnot battery integrating calcium looping and methane dry reforming.
Utilized an electrically heated calciner for efficient thermochemical storage.
Coupled system with supercritical CO₂ Brayton cycle for power generation.
The proposed system achieved significant improvements in thermodynamic efficiency.
Techno-economic analysis indicated cost-effective performance in energy production.

Implication

Analysis demonstrates enhanced power efficiency with calcium looping and thermochemical storage for energy systems.

Abstract

This study proposes a polygeneration Carnot battery that integrates calcium-looping thermochemical storage with methane dry reforming in an electrically heated calciner, coupled to a supercritical CO₂ Brayton cycle for power...

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Cite This Study

Shen et al. (2026) studied this question.

synapsesocial.com/papers/69b4ba0818185d8a398028c9 https://doi.org/10.1039/d5eb00225g

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Carnot Battery with Calcium Looping, Methane Dry Reforming, and Supercritical Carbon Dioxide Cycle: Thermodynamic and Techno-Economic Optimization

Key Points

Implication

Abstract

Discussion

Cite This Study

Carnot Battery with Calcium Looping, Methane Dry Reforming, and Supercritical Carbon Dioxide Cycle: Thermodynamic and Techno-Economic Optimization

Key Points

Implication

Abstract

Discussion

Cite This Study

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