The effect of wall thermal boundary condition on natural convective shutdown cooling in a gas turbine

As a civil gas turbine cools down, asymmetric natural convective heat transfer causes the bottom sector of the rotor to cool faster than the top; this circumferential thermal gradient can potentially cause the shaft to deflect – a phenomenon called thermal or rotor bow. Rotor bow is tremendously dif...

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Autori principali: Fahy, DD, Ireland, P
Natura: Journal article
Lingua:English
Pubblicazione: American Society of Mechanical Engineers 2021