WhyByFlier
You could always do a search in this forum for some prior nswers and better understanding. I think you will find many answers in a post I made a couple of weeks ago.
If you still have questions remaining after reading that than post them as a follow up in this thread.
As always in this forum the greater challenge to the reader is to understand the question(s) as posted before wasting a lot of time with answers that bore most folks.
For starters I would suggest that you not make a distinction between compressor and turbine or hollow vs solid