Dual-fuel technology meets owners’ needs

Concerns over the extent and pace at which LNG will become obtainable as a marine fuel, and shortcomings in the international bunkering network, make dual-fuel (DF) machinery rather than pure gas engines the favoured choice for many owners looking to use natural gas fuel, writes David Tinsley.

The Wärtsilä 50DF engine

Concerns over the extent and pace at which LNG will become obtainable as a marine fuel, and shortcomings in the international bunkering network, make dual-fuel (DF) machinery rather than pure gas engines the favoured choice for many owners looking to use natural gas fuel, writes David Tinsley.