Term
Fuel Pool
Describe the normal/required temps of fuel pool. |
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Definition
-Max temp is 140F.
-Normally maintained <125F and cool entire pool every 12 hours.
-Done for work environment, demin sysem, and clarity of the pool. |
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Term
Fuel Pool
Describe heat load assumptions for fuel pool. |
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Definition
-Noraml outage is 5600,000 btu/hr by 141 bundles every 18 months.
-Emergency cooling is 19,000,000 btu/hr (full core). |
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Term
Fuel Pool
Describe significant levels in the skimmer surge tanks. |
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Definition
-Normally 5-8 feet.
-High alarm at 8'.
-Low alarm at 4'.
-Trip pump at 2'6". |
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Term
Fuel Pool
Describe pump trips alarms and capacity. |
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Definition
-450gpm capacity.
-Trip on 2'6" level in first skimmer surge tank.
-Trip on 6.5# suction pressure.
-Alarm on 50# discharge pressure. |
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Term
Fuel Pool
Describe the heat exchanger cooling. |
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Definition
| -Shell side has RBCCW flow. |
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Term
Fuel Pool
Describe the pump power supplies. |
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Definition
-11/12 pumps MCC-133/143.
-Holding pumps, precoat pump, and agitators are MCC-141. |
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Term
Fuel Pool
Describe when the holding pumps start. |
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Definition
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Term
Fuel Pool
Describe the leak alarms. |
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Definition
-Refuel bellows seal leak alarm: .75gpm.
-Fuel pool gate leak alarm: 1.0gpm.
-Rx well seal leak alarm: 3.0gpm. |
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Term
Fuel Pool
Describe heat exchanger alarms. |
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Definition
-120F inlet.
-100F outlet. |
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