PET Direct-Mounted Energy Storage Matrix E⁴ MATRIX-ES

1. Solution Overview

E⁴ MATRIX-ES integrates power electronic battery stacks and power electronic transformers (PET). By replacing the traditional PCS + power-frequency transformer two-stage architecture with a single power electronic transformer, the system delivers fundamentally higher conversion efficiency, finer battery management, a safer system architecture, and faster grid support — reducing cost per kilowatt-hour and accelerating the investment return cycle for utility-scale energy storage.

2. Key Advantages

2.1 More Secure — Architecture-Level Safety

• Module-level battery controllers + matrix active safety management for ultimate protection.
• Modular high-frequency electrical isolation and core-network decoupling prevent high-voltage penetration and reduce leakage risk.
• Low-potential battery arrangement eliminates high-voltage short-circuit concerns.
• Intelligent redundancy supports online bypass of module or converter failures.

2.2 More Refined — Precision Battery Management

• DC-side independence from inverter conditions reduces series cells by 50% and cuts power loss by 4%.
• Active thermal balancing increases available power by 7% and extends cycle life by 25%.

2.3 More Efficient — Design-Level Efficiency

• SiC+ soft-switching PET improves system efficiency by 2% vs traditional solutions.
• Eliminates no-load loss of power-frequency transformers, adding another 1% efficiency.

2.4 Strong Grid Support — No Compromise

• No inverter condition limitations — enables high-penetration dynamic active power support, compliant with the latest GB standards.
• Low-latency, high-bandwidth communication improves system response speed by 40%.

3. Technical Specifications

3.1 DC Side

3.2 AC Side

3.3 System Parameters

Note: The above parameters are for reference only. If there are any changes, please refer to the actual product.