Wärtsilä has introduced a new methane slip reduction solution for its Wärtsilä 50DF dual-fuel engine. The new technology converts Wärtsilä 50DF dual-fuel (DF) engines to spark gas (SG) operation. This enables a more optimized combustion process, improving efficiency and lowering methane emissions.
While operating on LNG, the new spark gas conversion for the 50DF is designed to reduce methane emissions by up to 75%...
https://www.marinelog.com/technology/wartsila-introduces-new-methane-slip-reduction-solution/