Energy Storage Research
CAR has been actively involved in the research of electrochemical energy storage systems
- Advanced material synthesis (e.g., electrode active materials, binders, electrolytes)
- In-situ characterization of electrode/electrolyte interfaces
- All solid-state battery materials and devices
- Pouch cell fabrication and post-mortem analysis
- Collaborate with Energy Innovation Laboratory to design and synthesize advanced functional materials for high-energy batteries
- CAR has a deep background in battery modelling addressing multiple areas
- Expertise in developing a suite of integrated electro-thermal models
- Electrical models
- Physics-based model: First-principle electrochemical models that capture the physical and electrochemical phenomena: Diffusion, kinetics, etc. Examples of models developed: ESPM, DFN, etc
- Empirical model: Computationally effective models represented through electrical circuit components.
- Thermal models
- Models capable of predicting thermal response of individual cells or battery packs.
- Lumped models and discretized model that capture the surface distribution of large format cells.
- Modelling and validation of thermal management system.
- Degradation models
- Expertise in modelling the aging of batteries caused by chemical and mechanical degradation mechanisms
- Physics-based models: Loss of active material, SEI, Plating, etc integrated into electrochemical models
- Empirical models: Data driven battery life prediction tools
- Electrical models
- Developing control methods for cell to system level applications
- Diagnosis and prognosis of battery based on usage and life. Research in areas of reliability, system diagnostics and failure prediction
- Control algorithms for State of Charge (SOC) and State of Health (SOH) estimation for real-time implementation
- Balancing, control and power management methods for battery management systems.
- Design space exploration, system sizing, etc for x-Ev applications
- Research in system integration of energy storage systems in traction and stationary applications.
- Analysis and evaluation of second-life usage of battery packs: Extend life of automotive battery packs through secondary applications
- Energy storage for electric grid: Evaluating applications such as power regulation, charge management and stability