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High temperature electrical energy storage: advances, challenges, and frontiers
Xinrong Lin1, Maryam Salari1, Leela Mohana Reddy Arava2
1Departments of Biomedical Engineering and Chemistry, Boston University, Boston, MA 02115, USA. mgrin@bu.edu.
Chemical Society Reviews
|October 25, 2016
Summary
Developing advanced electrical energy storage (EES) devices for high-temperature applications is crucial for reducing emissions. This review explores novel materials and strategies for safe, durable, high-performance batteries operating above 25 °C.
Area of Science:
- Materials Science
- Electrochemistry
- Energy Storage
Background:
- Global efforts to reduce greenhouse gas emissions necessitate advanced energy storage solutions.
- Electrical energy storage (EES) devices are critical for electric vehicles, grid storage, and sensors, especially in high-temperature environments (>25 °C).
- Safety and high-temperature durability are paramount for reliable performance and longevity of EES devices.
Approach:
- Comprehensive analysis of high-temperature applications (40-200 °C) for EES devices.
- Review of recent advancements in thermally stable materials, including ionic liquids, solid polymer electrolytes, ceramics, and novel electrodes (Si, LiFePO4, LiMn2O4).
- Evaluation of material properties and synergetic interactions limiting performance under extreme conditions.
Key Points:
- Novel electrolytes like ionic liquids and solid polymer electrolytes offer enhanced thermal stability.
- Advanced electrode materials such as silicon, LiFePO4, and LiMn2O4 are being developed for high-temperature EES.
- Material limitations and synergetic interactions are key challenges for high-temperature energy storage.
Conclusions:
- Significant opportunities exist for chemical and technological improvements in high-temperature EES.
- Future outlook focuses on developing batteries with controlled safety, high energy/power density, and wide operating temperature ranges.
- Further research into material science and electrochemistry is essential for robust high-temperature energy storage solutions.
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