CASE STUDY:Electric Propulsion System for Advanced eVTOL Aircraft

Introduction

The rapid development of urban air mobility has created demand for highly efficient, lightweight, and safe electric propulsion systems. MGM COMPRO delivers complete electric propulsion solutions (EPS) combining motors, controllers, and energy storage tailored for aerospace applications.

This case study presents how MGM COMPRO supported the development of a next-generation eVTOL platform by delivering a fully integrated propulsion system.

Client & Application Overview

The client is a European aerospace developer building a compact eVTOL aircraft designed for urban and regional transport. The aircraft uses a distributed propulsion architecture with multiple electric motors enabling vertical take-off and efficient forward flight. MGM COMPRO’s systems are widely used in aviation, including UAVs and eVTOL platforms, thanks to their high power density, safety, and modularity.

Challenge

The development required solving several critical engineering challenges:

Certification-ready design aligned with aerospace standards
High power-to-weight ratio for vertical lift
Redundant propulsion architecture for safety compliance
Efficient thermal management under peak loads
Integration with advanced flight control systems

Solution: MGM COMPRO Electric Propulsion System

MGM COMPRO delivered a custom electric propulsion system (EPS) combining key technologies:

Key Components

BLDC / PMSM electric motors with high power density (up to hundreds of kW)
High-voltage motor controllers (ESCs / inverters) with efficiency up to 98–99%
Modular battery system with advanced BMS for safety and performance
Multi-core redundant architecture ensuring operational safety

The propulsion system was optimized for vertical lift applications and continuous operation in demanding flight conditions.

electric-motor-117755-mgm-compro-34kw-front

System Architecture & Performance Testing

Fully integrated hardware and software communication ensures optimal interaction of all components, resulting in maximum performance, efficiency, thermal stability and long-term operational reliability.

Battery (ESS)

Battery management system (BMS)

Controllers (ESC)

BLDC / PMSM electric motor

Testing

Implementation

The project followed a structured aerospace development process:

Simulation & Design
Advanced modeling and optimization of propulsion architecture
Prototype Integration
Assembly of motors, controllers and energy systems
Testing & Validation
High-power testing (up to hundreds of kW) and endurance validation
Flight Testing
Integration into the aircraft and real-world flight scenarios

Results

The final solution delivered:

High thrust-to-weight ratio enabling stable vertical take-off
Improved energy efficiency, extending flight range
Low noise operation, supporting urban deployment
Redundant system architecture, increasing safety
Scalable platform, adaptable to different aircraft sizes
Optimized power management for extended battery life and safer operation
Reduced maintenance requirements through optimized electric drivetrain architecture

MGM COMPRO’s in-house development and testing capabilities ensured full control over system performance and reliability.

Key Features of the Application

Distributed propulsion with independent motor control
Modular energy storage system
Advanced thermal management
Certification-oriented system design
Intelligent power distribution and real-time system monitoring
Redundant communication and safety mechanisms for critical operations

Impact

MGM COMPRO’s propulsion system enabled the client to accelerate development of their eVTOL aircraft and move closer to certification and commercialization.

The project demonstrates how electric propulsion systems are reshaping aviation by enabling cleaner, quieter and more efficient flight.

Conclusion

With over 30 years of experience in electric propulsion, MGM COMPRO delivers high-performance, safety-focused solutions for next-generation aerospace platforms.

Interested in electric propulsion for aviation, aerospace or defence?

MGM COMPRO provides fully integrated solutions for eVTOL, UAV and electric aircraft platforms. We always strive to exceed customers’ expectations. Wide range of the off-the-shelf products, teams of experienced skilled engineers together with special know-how are the key to customization, fast prototyping, process-driven development, certification and serial production.

Do not hesitate to contact us for more information about our electric propulsion solutions and engineering capabilities.

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