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HIgh power and VOltage operation of electric MOTors in aeronautics

Project description

High-power electric motors key for flying electric aircraft

The EU-funded HIVOMOT project will investigate solutions to address the scientific and technical challenges arising from the use of high-voltage, high-power electric drives at high altitudes. Modelling activities will shed more light on technical issues related to inverter-fed high-voltage insulation and arcing effects in electric machines. The project will conduct research into the electromagnetic, electrical, thermal and mechanical design of actual electric machine topologies to assess the limits of each technology in high-power, high-voltage operations. Insulation and thermal management approaches will be investigated, and assessments of their reliability at high altitudes will also be carried out. The project envisions the design of an electric motor prototype relying on the use of high-temperature superconducting elements.

Objective

The present proposal tries to answer in the best way the call JTI-CS2-2020-CfP11-THT-12. After the analysis of the call, our understanding of the objectives requested by the call is the following:
The main objective of the project is to investigate solutions for the scientific and technical challenges regarding the use of high voltage high power electric drives at high altitude conditions. Both short and long term timeframes are contemplated, so research into the implications of high voltage and altitude in the reliability and safety of actual systems and its technical solution, but also investigation into new HTS based electric drives for these conditions are proposed.
For this purpose, this main objective splits into the following technical objectives:
• Investigation on modelling of high voltage electrical systems at high altitude for fundamental understanding of the technical issues related to inverter-fed HV insulation and arcing effects in electrical machines.
• Research into insulation approaches and assessment of their reliability and safety at high altitude conditions.
• Electromagnetic, electrical, thermal and mechanical design of actual topologies of electrical machines in order to evaluate the limits of each technology for high power and high voltage operation in aircraft applications.
• Comparison of available and foreseen HTS materials for their use in electric machines for high volumetric and mass power density.
• Investigation on thermal management systems for cryo-cooled HTS windings for electric machines in aircraft environment.
• Preliminary design and comparison of different HTS based electric machine topologies for aircraft applications at high voltage and high altitude in terms of power density, reliability and safety.
• Full design of a HTS electric motor concept and development of a lab-scale validator, applying the most suitable techniques investigated during the project for HV and high altitude operation, including the thermal management.

Coordinator

ASOCIACION CENTRO TECNOLOGICO CEIT
Net EU contribution
€ 273 358,75
Address
PASEO MANUEL DE LARDIZABAL 15
20018 San Sebastian
Spain

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Region
Noreste País Vasco Gipuzkoa
Activity type
Research Organisations
Links
Total cost
€ 273 358,75

Participants (3)