
Dumarey Scientific Papers
Experimental Assessment of Drop-in Hydrogenated Vegetable Oil (HVO) in a Medium-Duty Diesel Engine for Low-Emission Marine Applications 2024 SAE Torino
The report investigates the effects of replacing conventional fossil-derived B7 diesel with Hydrogenated Vegetable Oil (HVO). The results show significant improvements in NOx, Soot and WTW CO2 emissions, with no impact on the engine power.

Dumarey Green Power
F-Boost - Flywheel Solution
The F-Boost is a modular high performance flywheel energy storage system that’s easily integrated into a range of vehicles.
Dumarey Group
Our products & services
Discover our Automotive products and services
Gear reducers and automatic transmissions
Powerglide
For over 50 years, the Strasbourg site has reliably developed, manufactured, and supplied automatic gearboxes to companies globally.
The automotive landscape is changing and in order to fulfil customers’ needs we offer solutions that meet market demands.
Injectors and fuel rails
Flowmotion
We provide low- and high-pressure gasoline injectors, fuel rails, and dosing units for optimised performance.
Control units
Softronix
Our expertise spans the entire product industrialisation cycle. We use the ASPICE standards to ensure a seamless journey, from defining your requirements to serial production.
We design our software and hardware following the strictest cybersecurity and functional safety standards.
Engines from OEM partners
Engines
Delivering third-party powertrains and integration support designed to align with your unique requirements for maximum performance perfectly.
HW engineering for propulsion solutions
Engineering
We design and develop propulsion systems from concept to serial production, taking a flexible and agile approach.
We deliver turnkey engines that leverage our cross-functional engineering skillset.
We deliver turnkey engines that leverage our cross-functional engineering skillset.
Testing and labs
Engineering
Our 24/7 automotive testing labs use a 3-shift system. We automate processes and encourage collaboration for efficient testing.
- Integrity
- Creativity
- Partnership
- Excellence
- Entrepreneurship
- Integrity
- Creativity
- Partnership
- Excellence
- Entrepreneurship