... . Heat source: it could be the pressure of steam, electricity, coal, oil, natural gas, LPG and other combustible materials ... water evaporation capacity (Kg / h)180002000023000250002800030000Heating methodHigh-pressure steam, or steam + electricity, or any kinds of fuel (diesel, ... saving. For the medium and large specification equipment, the thermal efficiency of our design is normally around 37 - 50 ...