· the ratio is 1 offshore pump to 20 boilers to 40 steam engines. · why use variable speed primary? You can figure this out by looking at the fluid production and … · frankmaster47 my boiler isnt working help i dont understand the problem because water is going in but steam isnt … · its all good until the boiler is not boiling and capped at a 460fuel burn rate, if i go above that, the sodium is not cooled fast … Well, it allows the boiler to operate at a constant delta t which increases boiler efficiency, … Using the boiler directly for powering a turbine is pretty much ill advised, youll be using tons of fuelwood heaters to get any heat up for boiling …