Other Important Shit Flashcards
Which unit can open ZMO-10 and 20?
Either Unit
Which unit can close ZMO-10 / 20
BOTH units are needed to close these valves
If there is a CRCV Fire in Unit 1, what fire protection is available?
Auto Halon
Manual CO2
If there is a CRCV Fire in Unit 2, what fire protection is available?
Auto Halon
Manual CO2
Auto Water
What is special if Halon is actuated at the cylinder?
Extended discharge cylinders won’t acutate
What is the Containment Chill Water Purpose?
Provide 55*F water to containment loads
What happens if you use disable on the HMI for containment chill water?
You shutdown the entire system (chillers and pumps)
What makes up the Hi-Storm 100 System?
- Hi-Storm Overpack
- MPC
- Hi-Trac Transfer
What is the purpose of Helium in the dry cask system?
Cooling
Inert Atmosphere to prevent chemical reaction
Leak detection
How does Liquid Release Valve RRV-285 fail on a loss of CA?
Closed
What are the inputs to the RCDT?
Receives drains from:
Accumulator Drains XS LD Hx Drains Regen Hx Drains RCS Loop Drains RCP #2 Seal Leak off Rx Vessel Flange Leakoff Refueling Cavity
OUTLET OF TANK
RCP #3 Seal Leak off
PRT
How many Ctmt Sumps are there and what are they?
- Recirc Sump
- Rx Cavity Sump
- Lower Ctmt Sump
- Pipe Tunnel Sump
- Instrument Room Sump
What goes into the CWHUT
Hard piped drains from 609’ and above
What goes into the DWHUT
Floor drains from 609’ and above
What goes into the Clean Waste Sump Tank
Hard piped drains from 587’
What goes into the Dirty Waste Sump Tank
Floor drains from 587’
What goes into the AB Sump
573’ Floor Drains
Including Clean and Dirty Waste Sump Tanks overflow
What is the purpose of the Waste Gas Release Pressure Control Valve RRV-305?
Maintains a constant 5# inlet pressure to RRV-306
What is the Waste Gas Release Flow Control Valve RRV-306 used for?
Manually positioned to control release flow rate
What is the purpose of the Moisture Separator Gas Recycle Valves?
Control Vent Header Pressure
What is the purpose of the WG Separator Unloader Valve
Prevents compressor from starting under load
Purpose of WGC Inlet Isolations?
Prevents short-circuiting gas thru the S/B WGC
What is the design of the Waste Gas System?
adequate processing for both plants assuming 1% fuel defects in 1 Unit
Which systems / components vent to the waste gas vent header?
RCDT
CVCS HUTs
VCT
AGA
PRT
NBAE Vent Condenser
SRST
WG Recycle Lines
Waste Gas Drain Tank Vents
What is the purpose of the AGA?
Monitors waste gas system tanks for flammable mix of
Hydrogen and Oxygen
What is the purpose of the AOM?
Monitors OXYGEN at discharge of compressors
What is the purpose of the Waste Gas Compressor?
Maintain Waste Gas Vent Hdr pressure 1.3 - 2.0# by auto starting and stopping as needed
What pressure must the waste gas header be at for the pump to start?
< 0.5 #
8.7.13 Gas Storage Tanks Basis - Restricting the quantity of radioactivity contained in each gas storage tank provides assurance that in the event of:
an uncontrolled release, the resulting total body exposure to an individual at the nearest site boundary will not exceed 0.5 rem