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Electric and Hybrid Propulsion

With experience on both electric and hybrid power trains, Axalp Technologies designs full powertrain systems best suited to customer needs.

Powertrain architecture

Architecture Design

Our expertise includes:

  • ​Architectural trades for reliability and availability

  • Battery system design

  • Battery management computers

  • Electric and Hybrid DC power systems design

  • Selection and integration of generators and electric machines

  • ​AC/DC power conversion, DC/DC converters

  • Power management and protection

  • Safety architectures for power and propulsion systems 

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Pure Electric

Series Hybrid

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Parallel Hybrid

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Propulsion units

Variable Pitch Systems

Axalp's variable pitch (constant speed) hub system provides a performance and weight optimized all-inclusive package. The system can be adapted to a wide range of applications and operational conditions.

Composite propeller and rotor blades



Axalp's light-weight composite blades are suited for propeller or rotor (eVTOL) applications. In combination with our hub solutions we provide a complete system.


Building and validation

Thermal Management

Thermal management is one of the key challenges in electric propulsion. We understand the limitations and options and provide: 

  • Heat exchanger design and dimensioning

  • First order thermal analysis

  • Thermal testing

Building and validation

Development and Testing

As full system developer we provide: 

  • Copper-bird design and build

  • Battery testing

  • Thrust testing

  • Torque measurements

  • Efficiency analysis & testing

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