Primary Coolant System Alarms Flashcards Preview

Systems > Primary Coolant System Alarms > Flashcards

Flashcards in Primary Coolant System Alarms Deck (13):
1

EK-0731 – “QUENCH TANK HI TEMP”

Also Look at:

  • Safety Valve and PORV Tailpipe temperatures
  • Quench Tank pressure and level
  • Any other high temperature, high pressure fluid that inputs to the Quench Tank (i.e. Letdown Hx Relief, Reactor Head Vent, S/D Cooling Relief Valve, SI Fill & Drain Relief Valve etc.)

2

EK-0732 “QUENCH TANK HI PRESS”

Also Look At:

  • Safety Valve and PORV Tailpipe temperatures
  • Quench Tank level and temperature
  • Any other high temperature, high pressure fluid that inputs to the Quench Tank (i.e. Letdown Hx Relief, Reactor Head Vent, S/D Cooling Relief Valve, SI Fill & Drain Relief Valve, N2, etc.)

3

EK-0733 “QUENCH TANK HI-LO LEVEL”

Also Look At:

  • Safety Valve and PORV Tailpipe temperatures
  • Quench Tank level and temperature
  • Any other high temperature, high pressure fluid that inputs to the Quench Tank (i.e. Letdown Hx Relief, Reactor Head Vent, S/D Cooling Relief Valve, SI Fill & Drain Relief Valve, N2, etc.)
  • Quench Tank Drain Valve position CV-0148
  • Quench Tank Spray Valve position CV-0155
  • Quench Tank Vent Valve position CV-0152

4

EK-0737 (EK-0738) “PRESSURIZER SPRAY LINE 1B (2A) LO TEMP”

Also Look at:

  • Spray Line Temperature indications
  • Loop 1B and 2A cold leg temperatures

5

EK-0739 “PRESSURIZER SURGE LINE LO TEMP

Also Look At:

  • Surge Line Temperature indication
  • Loop 1 & Loop 2 Hot Leg Temperatures

6

EK-0743 “PRESSURIZER PWR OPERATED RELIEF VALVE DISCH HI TEMP”

Also Look At:

  • Tailpipe temperature indication
  • Acoustical Monitor panel
  • Quench Tank level, temperature, and pressure

7

EK-0744 (EK-0745, EK-0746) “PRESSURIZER SAFETY VALVE RV-1039 (RV-1040, RV-1041) DISCH HI TEMP”

Also Look At:

  • RV discharge temperature indications
  • Acoustical Monitor panel
  • Quench Tank level, temperature, and pressure

8

EK-0760 “PRESSURIZER RELIEF MOV OVERLOAD”

Also Look At:

  • Valve position indicating light
  • Blue indicating light illuminated

9

EK-0766 (EK-0772) “LOOP 1 (2) HOT LEG HI TEMP”

Also Look At:

  • Loop Thot panel indications
  • PTR-0112/0122 Thot indication
  • Hi or low Tave indication (instrument failure)
  • CVCS response

10

EK-0967 “LOOP 1 LOOP 2 TAVE DEVIATION”

Also Look At:

  • Thot & Tcold loop panel indications
  • Other Tave Channel indication
  • Loop differential temperatures
  • Panel Temperature recorders

11

EK-0968 (EK0969) “LOOP 1 (2) TAVE/TREF GROSS DEVIATION”

Also Look At:

  • Temperature inputs to Tave controllers
  • Compare Loop Temperature indications from Loops 1B and 2A against Loops 1A and 2B
  • Response of CVCS to Pressurizer Level
  • Loop DT

12

EK-1120 “LOW SUB-COOLING MARGIN”

Also Look At:

  • Compare individual loop Tcolds, Thots and PZR pressure
  • Other sub-cooling margin monitor
  • Verify sub-cooling using steam tables

13