| 摘要 |
PROBLEM TO BE SOLVED: To prevent foreign bodies with a large diameter generated in a fuel gas heater from scattering toward downstream piping and thus influencing on equipment arranged in a downstream side.SOLUTION: A fuel gas heater 1 includes a heating part 2 heating fuel gas circulating inside, a centrifugal cavity 11 generating a swirl flow of the fuel gas by introducing the fuel gas discharged from the heating part 2 into the centrifugal cavity 11, and a discharge part 13 provided in the center of the swirl flow generating in the centrifugal cavity 11 and discharging the fuel gas within the centrifugal cavity 11 to the exterior. |
