Our hydrogen engines have received Approval in Principle from classification society RINA for powering gensets and APUs on board of workboats and pleasure yachts.

Development services for Rotary Engines

Our services include development and feasibility studies of complete systems using the Wankel engine as a core component. In doing so, we take into account all relevant technical, economic and legal framework conditions. We support you in evaluating concepts and work with you to find the best possible solution for your project.

Our experienced team of engineers has extensive knowledge in the design, development and manufacture of Wankel engines. We work closely with our customers to understand their specific requirements and develop optimal solutions. We use state-of-the-art simulation and analysis tools to optimize system performance and reliability.

Feasibility Studies
Our feasibility studies include a comprehensive analysis of the technical, economic and legal framework of your project. We evaluate alternative concepts and support you in selecting the optimal solution. By carefully weighing opportunities and risks, we minimize potential problems and create a solid foundation for the success of your project.
Conception & Development
Our experienced engineers support you from the conception to the completion of your product. We offer customized solutions for the development of Wankel engines and components. Using state-of-the-art simulation and analysis tools, we optimize the performance and reliability of your systems and components.
Our manufacturing services include the production of Wankel engines and components to the highest quality and precision. We have state-of-the-art manufacturing technologies and comprehensive quality control to ensure that your products meet the highest standards.

Feasibility study for a battery charging system for use on yachts.

Complete DC battery charging system for boat applications, consisting mainly of

WST Wankel motor
power generator
Control and power electronics
Capsule for sound insulation and CAN based interface for system integration
Cooling by sea water heat exchanger
Charging power 45KW to 60KW electric, 400V DC (for charging two BMW i3 batteries connected in parallel)
For operation with diesel fuel (range of fuel quality to be determined)
As quiet and low vibration as possible
As small and light as possible, with a weight of max. 400 kg including sound capsule
Reference values

Mechanical power: Pmech = 65 kW
Operating speed: n = 4500 1/min
Torque: M = 138 Nm
Fuel consumption: mks = 19.3 kg/h
Air mass flow: mLu = 583 kg/h
Generator power: Pel = 58 kW
Seawater inlet temperature: TSWein = 35°C
Seawater outlet temperature: TSWaus = 63°C
Exhaust gas outlet temperature: TAGaus = 66°C
The current estimated total weight is 294kg

4-Rotor Wankelengine

KKM 351d - 15kW BHS / battery charger and heating system

Range Extender for Campers