The core of the Daewoo Matiz electric vehicle retrofit lies in a high-performance battery system, which directly determines the vehicle's range, power, and safety levels. The 96V210A high-capacity battery system specifically designed for Matiz achieves the optimal balance of energy density, safety, and reliability within the limited vehicle space. This article provides an in-depth analysis of the battery system's technical specifications, structural design, performance characteristics, and integration points, showcasing its comprehensive value as the core component of Matiz electrification.
1. System Core Specifications
1.1 Key Electrical Parameters
| Parameter | Specification | Description |
|---|---|---|
| Nominal Voltage | 96 VDC | Perfectly matches mainstream high-voltage platforms for Matiz EV conversions |
| Total Capacity | 210 Ah | Corresponding total energy approximately 20.16 kWh (96 V × 210 Ah) |
| Energy Density | Weight: ≥ 140 Wh/kg Volume: ≥ 220 Wh/L |
Balances lightweight design with compact layout |
| Cycle Life | ≥ 2000 cycles (80% capacity retention) | Meets long-term daily usage requirements |
| Operating Temperature | -25°C to 55°C (Charging: 0°C to 45°C) |
Adapts to most climate environments |
1.2 Cell Selection and Architecture
Utilizes Lithium Iron Phosphate (LFP) cells, offering excellent thermal stability, long cycle life, and high safety.
Composed of multiple battery modules in series/parallel configuration, supporting flexible layout and maintenance, with each module featuring independent monitoring and protection.
2. Structure and Thermal Management Design
2.1 Mechanical Packaging and Integration
- Custom Form Factor: Battery pack structure optimized for Matiz rear compartment or chassis space, maximizing retention of passenger and storage space.
- Protection Structure: High-strength aluminum alloy enclosure with internal longitudinal and transverse reinforcement beams, meeting UN ECE R100 collision safety requirements.
- Weight Distribution Optimization: Battery installation position determined through simulation calculations to maintain original vehicle front/rear axle load distribution as much as possible, preserving handling stability.
2.2 Intelligent Thermal Management System
Thermal Management Features
Integrated high-speed low-noise fans and air ducts, combined with multiple temperature sensors, achieve uniform cell cooling.
Critical areas use phase change materials (PCM) and aerogel insulation layers to delay heat propagation.
BMS dynamically adjusts cooling intensity based on operating conditions, balancing energy efficiency and heat dissipation needs.
3. Performance and Range Performance
Sufficient for daily commuting and medium-distance travel. Accurate SOC estimation provides reliable range prediction.
Using standard home outlet (2.4 kW). Compatible with public AC charging stations, with upgrade options for DC fast charging.
3.1 Power Output and Charging
- Continuous Discharge: Supports 1C (210 A) continuous output, meeting urban and suburban road power requirements.
- Peak Discharge: Short-term capability up to 2C (420 A), providing ample acceleration and overtaking power.
- Charging Compatibility: Matches 96V/25A onboard charger (approximately 2.4 kW), supports home and public AC slow charging, with reserved upgrade interface for DC fast charging.
4. Multi-layer Safety Protection
4.1 Electrical and Functional Safety
| Safety Feature | Description |
|---|---|
| BMS Comprehensive Protection | Overvoltage/undervoltage, overcurrent, short-circuit, overtemperature, and other multiple protections with graded fault handling mechanisms. |
| Physical Protection | IP67 protection rating, high-voltage connectors feature foolproof and secondary locking designs. |
| Emergency Shutdown | Equipped with manual service disconnect (MSD) and collision automatic power-off functions. |
5. Vehicle Integration and User Experience
5.2 Usage Value
Users can view real-time battery status, range, health, and charging status via vehicle display or mobile app.
Total system weight controlled at approximately 160-180 kg, minimizing impact on suspension and energy consumption.
LFP chemistry is cobalt- and nickel-free, easier to recycle, with better environmental friendliness.
Batteries can be repurposed for energy storage applications after vehicle service, extending value lifecycle.
6. Summary
The 96V210A battery system provides a complete energy storage solution with high energy, high safety, and long lifespan for Daewoo Matiz electric vehicle conversions. It combines the safety advantages of LFP cells, intelligent thermal management strategies, and multiple safety designs, achieving a high degree of unity between performance and reliability within limited space. With continuous advancements in battery technology and BMS algorithms in 2025, this system also has the potential for upgrades toward higher energy density, faster charging, and smarter connectivity, making it the preferred energy foundation for Matiz owners seeking high-quality electric conversions.
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