0POP03-ZG-0006 Plant S/D 100% to MODE 3 Flashcards
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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What is runout speed for the condensate pump?
11,000 gpm
Condensate flow is ≈ 7,500 gpm at 40% Rx Power
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When must 2 CARS pumps be in operation?
Rx Power < 30%
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When are expanded ranges NOT allowed to be used to meet values/ranges in this procedure?
Meeting Tech Specs
> 98% Rx Power
< 10% Rx Power
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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Why does placing excess letdown in service make U1118 inaccurate?
Bypasses Instrumentation
U1118 becomes inaccurate in the non-conservative direction.
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When should Rx Engineering supply an axial flux control strategy?
RTP of < 85% for > 2 weeks anticipated
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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What should RCS boron concentration be limited to?
- < 1 hr after S/D:*
- *2500 ppm**
- > 1 hr after S/D:*
- *3500 ppm**
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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What is differential boron concentration limit between the RCS and PZR?
50 ppm
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When below the POAH, how should the operator stop an uncontrolled cooldown?
Isolating secondary heat loads
Do NOT dilute or pull rods to stop the cooldown.
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When should Polyacrylic Acid (PAA) dispersant injection be isolated?
Before Reducing Rx Power < 30%
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When must rods be placed in manual?
Turbine load lowers to ≈ 208 MWe
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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How does the operator fully shut 1(2)-FW-MOV-0108 (FW Heater 11A/B bypass isolation MOV)?
Hold the jog switch in the closed direction until the torque limit switch turns off the motor.
Lights will show valve is shut when it is still 5% open.
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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What is the Rx power limit for feeding the SGs through the main feed nozzle?
4%
Prevents thermal stratification when feedwater flows are less than 125,000 lbm/hr
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When is Tref and Program Tavg equal?
100% RTP
Program Tavg is linear when going from 0% to 100% and Tref is not.
- Note:*
- Rod motion can occur in as little as 0.3 ˚F temperature mismatch.*
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When must Chemistry perform an isotopic analysis of the RCS for Iodine to satisfy Technical Specifications?
Change in RTP of > 15% in any 1 hr period.
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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What must be performed if ≥ 2 rods do not insert on a Rx Trip?
Emergency Borate
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When should the a condensate pump and a FW booster pump be secured?
≈ 40% Rx Power
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When should zinc injection be secured?
- After Rx Trip:*
- *As soon as practical**
- Planned Rx Shutdown:*
- *At least 1 day prior**
For a power reduction of > 72 hrs, may reduce zinc injection.
Note:
If CVCS demin taken offline for > 2 hrs or letdown flow is changed by > 20%, then zinc injection should be evaluated by chemistry.
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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What indication should be used to monitor Rx Power?
- Steady State:*
- *U1118**
- Power Changes:*
- *RCS Loop ∆T Power**
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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When should the LP Heater Drip Pumps and the MSR drip pumps be secured?
< ≈ 20% Rx Power
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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How long can the emergency lube oil pump be operated?
75 mins
Based on 250 VDC battery design capacity with no battery charger on service
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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How long can the main turbine be operated in the main turbine exhaust pressure restrictive zone?
5 Mins
OR
Trip Main Turbine AND Reactor
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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What are the important PZR Master pressure controller setpoints?
- PCV-655A:*
- *87.5% (2335 psig): Opens**
- *75% (2312 psig): Closes**
- Spray Valves:*
- *72% (2310 psig): Full Open**
- *40.5% (2260 psig): Start to Open**
- Control Heaters:*
- *34.5% (2250 psig): Zero Power**
- 25% (2235 psig): NOP*
- *15.5% (2220 psig): Full Power**
- B/U Heaters:*
- *14.5% (2218 psig): Turn Off**
- *9.5% (2210 psig): Turn On**
Controller range is ≈ 2200 - 2350 psig.
- 0POP03-ZG-0006 Plant S/D 100% to MODE 3*
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What should Main Generator cold gas temperature be maintained greater than when reducing generator load?
≥ 90 ˚F
