| 摘要 |
PROBLEM TO BE SOLVED: To provide a filter unit for a gas turbine, miniaturizable as the whole filter unit. SOLUTION: The filter unit 1 for the gas turbine is provided with a multistage filter 20 for removing dust included in outside air supplied to the gas turbine 12. The multistage filter 20 has a first stage filter 31 and a second stage filter 32 which are upstream side filters mounted from the outside air side to a frame body 52 partitioning the outside air side and the gas turbine 12 side, and a third stage filter 40 mounted from the gas turbine 12 side of the frame body 52. COPYRIGHT: (C)2006,JPO&NCIPI
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