Battery Thermal Extension

The Battery Thermal Extension is a coupled thermal-electric simulation tool designed to predict battery performance, safety, and longevity under real-world conditions. Integrated with TAITherm and CoTherm, it enables fast, transient analysis of battery systems at both cell and pack levels. This extension supports the evaluation of thermal behavior, packaging strategies, cooling efficiency, and degradation over time, making it essential for electric vehicle and electronics design.

Features

• Coupled Thermal-Electric Solver: Simulates heat generation and electrical behavior simultaneously for accurate performance predictions.
• Transient Simulation: Models dynamic thermal responses during operation, charging, and environmental changes.
• Multiple Electrical Models: Includes NTG Equivalent Circuit, NTG Distributed, and NREL Equivalent Circuit models for varying levels of detail.
• Battery Lifetime Modeling: Predicts capacity fade and internal resistance changes over time and usage cycles.
• Thermal Runaway Analysis: Evaluates risk scenarios and supports design improvements to prevent failure.

Capabilities

• Cell and Pack-Level Simulation: Supports detailed modeling of individual cells and entire battery packs.
• Cooling Strategy Evaluation: Assesses the effectiveness of thermal management systems under different operating conditions.
• Drive Cycle Integration: Simulates battery behavior during realistic driving profiles and transient loads.
• Design Optimization: Enables engineers to refine packaging, materials, and cooling systems for improved performance and safety.

Benefits

• High Accuracy: Delivers realistic predictions using validated models and real-world boundary conditions.
• Efficiency: Reduces simulation time while maintaining fidelity, accelerating design cycles.
• Safety Assurance: Identifies thermal risks and supports mitigation strategies for thermal runaway.
• Lifecycle Insight: Helps forecast battery degradation and performance over time, aiding warranty and reliability planning.