An improved multi-fuel supply and co-injection system and method for powering internal combustion and turbine engines, whereby various combinations of fuels, both liquid and gaseous, may be mixed together and fed into the system, under the real-time contro...

There may be two tanks (KS1,KS2) containing different types of fuel, fed through lines (KL1,KL2) to a first valve (3). This may mix the two fuels and passes the mixture to a feed pump (4). A second valve (5) returns fuel (2) to one of the tanks. Fuel is fe...