7/26/2019 Sistem Pendingin Dan Perapat Di Gas Turbin

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Sistem pendingin dan perapat di gas turbin :

1. Sistem perapat mengambil udara dari stage 4 kompressor untuk di distribusikan

ke labyrinth seal pada jurnal bearing compressor dan turbine

Compressor stage 4:

MBH3 !sealing air "or compressor inlet#

MBH3C$%%1 %.3 kg & sec

MBH3C'%%1 %.4 bar g

(emperature appro) *%+C

MBH31 !sealing air "or e)haust section#

MBH31C$%%1 1.4% kg &sec'ressure temperature as abo,e

-. Sistem pendingin blade turbin mengambil udara dari stage 1- kompessor untuk

mendinginkan blade turbin dan (C ! turbine ,ane carrier #

Compressor stage 1-:

MBH3- !cooling air turbine end#

MBH3-C$%%1 4.1 kg & sec

MBH3-C'%%1 4.% bar gMBH3-C(%%1 1*+C

3.