I have a portabel vibration analyzer, CMVA60 (MAKER:SKF).
When I print the vibration spectrum, the output is consist of spectrum and displacement value of overall/ synchronous / subsynchronous / nonchronous.
what's the overall/ synchronous / subsynchronous / nonsynchronous?
Please help me!
Thanks everyone!
so many good views & infomations..I'm so happy!
I want to see IEEE C37.96, C37.110 and C57.13. stated above. Could anyone help me?
M.H.Lee
mhlee@seahsp.co.kr
Design Conditions
-Full Load Current(Motor 1790kw, 6kv, 50Hz) : 200A
How can I select CT capacity(primary side)? ..CT Ratio?
Is there a related Code or Standard?
Please! Please! Tell me any information...
Thank you!
About centrifugal air compressor choke(stone-wall)..
The centrifugal air compressor has "surge" and "choke".
Generally surge effect is well known but choke(stone-wall)
is not.
When the compressor operate at choke, what is the problem and disadvantage?