AUX, FUEL HANDLING, ESF

Question 1

ah-e-10/11 interlocks

Answer 1

Discharge damper <10% open​

AIT device actuation (TMP)​

HI air discharge temperature (125°F)​

AH-E-14A/B/C/D shutdown/trip​

Charcoal filter high temp (200 degF) (Deluge Actuation)​

RM-A-4G high alarm (AH-E-10) or RM-A-6G high alarm (AH-E-11)​

RM-A-8G high alarm​

RM-G-9 high alarm (AH-E-10)

Question 2

ah-e-14a -> D

Answer 2

Any 1 out of 2 Discharge dampers <10% open, AH-D-22A/C or AH-D-22B/D​

AIT device actuation (TMP)​

High air discharge temperature (125°F)​

Charcoal filter high temp (200 degF)(Deluge Actuation

Question 3

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AIT Protective Devices

Answer 3

AIT Hi Temp (150°F)​

AIT Fire/Smoke​

AIT Deluge Actuation​

AIT Halon Actuation​

AIT Combustible Vapor Detector​

AIT Impact Detector​

Causes: closing AH-D-4/5, tripping AH-E-10/11 and AH-E-14A/B/C/D

Question 4

Charcoal Filter Deluge Actuation

Answer 4

Causes: AH-E-10, 11, 14s, and AH-E-12/13 (chem add room) to trip

Question 5

RM-A-4 or RM-G-9 trips

Answer 5

trips AH-E-10, closes AH-D-120/121/122

Question 6

RM-A-6

Answer 6

trips AH-E-11

Question 7

RM-A-8

Answer 7

trips AH-E-10 and 11, closes WDG-V-47, starts MAP-5 sampler

Question 8

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ESAS actuation

Answer 8

AH-E-15A/B start on block 4​

AH-E-8A, AH-E-137A/B are load shed​
AH-E-8B no effect

Question 9

ESF Ventilation

Answer 9

Flow rates – 6,000 cfm total. 5,000 through in service filter and 1,000 through standby​

Purpose of bleed air is to cool the fan compartment and remove decay heat from the standby charcoal filter (accident conditions)​