FIELD: gas industry.
SUBSTANCE: system of seal gas supply for turbomachine rotor shaft end face sealing has seal gas supply channel to end seal and seal gas distributor, intended to receive, at least, part of said seal gas from channel. Distributor has openings, intended for seal gas distribution around rotor shaft during turbomachine outage, and these openings are arranged on cylindrical surface and, in typical case, located on all sides of said rotor shaft, preferably, uniformly from all its sides.
EFFECT: invention is aimed at more uniform distribution of heat from seal gas inside end face seal.
15 cl, 7 dwg
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