[QUOTE=Turbofan;3554603]I had a long article in response to post #32 above in this thread all written up and ready to post, when I discovered the letter of Miss G(#34). After reading it, I didnīt feel like talking about the difference between classical mechanics and fluid thermodynamics any more (and the AGT 1500 is especially complex, due to its preheater and its scroll combustion chamber.
This turbine has been in the Abrams US Army tank since 1976 and has proven to be very reliable. It isn't as much rocket science as you imply. High school graduates with Army training and tools maintain this turbine 24/7.