More-Electric Aircraft

Introduction to More-Electric Aircraft (MEA)

More-Electric Aircraft (MEA) refers to replacing traditional non-electrical systems such as hydraulic, pneumatic, and mechanical systems with advanced electrical systems, while retaining only necessary fuel power sources (such as the main engine). This electrification upgrade significantly improves the efficiency, reliability, and sustainability of modern aviation.

Core Advantages of More-Electric Aircraft

Weight Reduction & Energy Saving: Eliminates hydraulic pipelines and mechanical components, reducing aircraft weight, improving fuel efficiency, and lowering carbon emissions.
Maintenance Simplification: A streamlined power system enables faster fault detection and lower maintenance costs.
Enhanced Reliability: Fewer mechanical wear parts and no fluid leakage risks, lowering the chance of system failure.
Future-Ready: Establishes the foundation for hybrid aircraft and next-generation all-electric aircraft (eVTOL).

Key Application Systems

Electric Auxiliary Power Unit (E-APU)
Electric Environmental Control System (E-ECS)
Electric Braking and Electric Steering Gear
Electric Drive Fuel Pump and other onboard systems

Core Challenges

To achieve full electrification, MEA development faces challenges including:

High power density motor technology
Efficient energy storage (such as advanced lithium-ion batteries)
High-voltage distribution safety
Electromagnetic Compatibility (EMC) in complex environments

Role of SiC & IGBT Devices in More-Electric Aircraft

High-efficiency and reliable semiconductors are essential to MEA systems. Baoquan Zhijie provides:

SiC MOSFETs – Offering high efficiency, compact size, and fast switching, ideal for high-voltage aviation systems.
IGBT Modules – Supporting stable high-power conversion for motor drives and electric actuators.
Power Modules – Integrated solutions with improved thermal management for long-term reliability in aerospace.

Why Baoquan Zhijie

Baoquan Zhijie delivers SiC MOSFETs, IGBT modules, and power devices designed for the demanding requirements of aerospace electrification. Our solutions enable lighter, safer, and more efficient More-Electric Aircraft, helping aviation move toward greener and more reliable technologies.