components-turbine Flashcards
1
Q
what do you want from the energy equation (3 things) which is diff from compressor
A
- large flow turning
- large axial mach (diff)
- large blade mach number (high rpm)
these give you small total temp ratio
2
Q
where is the focus in the LPT and HPT
A
LPT: aeosnamics
HPT: cooling
3
Q
when is jet mixing used and what does it do
A
used for specific thrust increase (~4%)
for small engines it is used
