Unit 2 Steam seals and exhaust Flashcards
1
Q
What is the steam supply for the LPT steam seals at 100% power
A
The HPT intermediate seal leak off.
2
Q
What is the steam supply to the HPT inner seals?
A
Main steam
3
Q
When do you use 50# AUX steam for steam seals
A
during startup and shut down.
4
Q
Where do you adjust and read delta P between high pressure turbine exhaust and High pressure turbine inner seal header?
A
You read the DP under bearing #2 you adjust it under bearing #5.
5
Q
Where dose excess steam from the intermediate header go?
A
To the #2 heaters.
6
Q
What happens on a Gland steam condenser Hi Hi level?
A
The TACW inlet valves go closed because I assumes there is a tube leak.
7
Q
Draw the unit 2 steam seal system.
A
