| 摘要 |
PURPOSE: A combustion device and a fuel supply method are provided to efficiently use the heat of high temperature exhaust gas and to increase the calorific value of fuel gas. CONSTITUTION: A combustion device(20) comprises a gas supply line(21), an air supply line(22), and a gas heating unit(24). The gas supply line and the air supply line are connected to a burner(23). The gas heating unit is connected to the gas supply line and the air supply line in order to raise the temperature of gas. |
