... Our company produces low speed gas generator set, for low heat value gas we have 400KW, 500KW, 800KW, 1000KW, 1200KW. For medium and ... used in natural gas, biogas, coal bed methane, landfill gas, coal gas, oil filed gas, coke oven gas, blast furnace gas, coke gas, producer gas, biomass gas and other ... up to 8000 hours/year. 3. Overhaul of the unit up to 50, 000-60, 000 hours when pure gas or good gas ...