Requirements for Natural gas:
(1) The methane content should not be lower than 95%.
(2) The natural gas temperature should be between 0-60。
(3) No impurity should be in the gas. Water in the gas should be less than 20g/Nm3.
(4) Heat value should be at least 8500kcal/m3, if less than this value, the power of the engine will be declined.
(5) Gas pressure should be 3-100KPa, if the pressure is less than 3KPa, booster fan is necessary.
(6) The gas should be dehydrated and desulfurized. Make sure...