1. - condensate pump and feed pump trip! -turbine trips! 2
TRANSCRIPT
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- Condensate pump and feed pump trip!- Turbine trips!
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- Condensate pump and feed pump trip!- Turbine trips!- Temperature and pressure in the primary loop is increasing!
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- Relief valves opens in the pressurizer !
OPEN
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- Control rods are inserted !
OPENINSERTED
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- Pressure in the primary loop is decreasing !
INSERTED
6OPEN
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- Emergency feed pump is now in operation !
INSERTED
OPERATION
7OPEN
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- Relief valve is closed !
INSERTED
OPERATION
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- Pressure in the primary loop is decreasing !
INSERTED
OPERATION
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- Water level in the stream generator is decreasing !
INSERTED
OPERATION
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- Pressure in the primary loop is decreasing !
INSERTED
OPERATION
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INSERTED
OPERATION
12
- Water level in the pressurizer is gradually increasing !- Pressure in the primary loop is decreasing !
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INSERTED
OPERATION
13NO WATER
- There is no water in the steam generator !
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INSERTED
OPERATION
14NO WATER
- Water level in the pressurizer is gradually increasing !- Pressure in the primary loop is decreasing !
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INSERTED
OPERATION
15NO WATER
- Why is pressure in the primary loop decreasing even though water level is increasing?
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INSERTED
OPERATION
16NO WATER
- Water level in the pressurizer is gradually increasing !- Pressure in the primary loop is decreasing !
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- Emergency core cooling system is now in operation !
INSERTED
OPERATION
WATER IS INJECTED
17NO WATER
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- Water level in the pressurizer is increasing !- Pressure in the primary loop is decreasing !
INSERTED
OPERATION
WATER IS INJECTED
18NO WATER
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- It might be dangerous if the amount of water is too much in the primary loop…
INSERTED
OPERATION
WATER IS INJECTED
19NO WATER
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- Water level in the pressurizer is increasing !- Pressure in the primary loop is decreasing !
INSERTED
OPERATION
WATER IS INJECTED
20NO WATER
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- Emergency core cooling system is operated by the manual mode from now !
INSERTED
OPERATION
WATER IS INJECTED
21NO WATER
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- Water level in the pressurizer is increasing !- Pressure in the primary loop is decreasing !
INSERTED
OPERATION
WATER IS INJECTED
22NO WATER
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- One of two emergency core cooling systems is manually stopped and the injection water from the other one is reduced.
INSERTED
OPERATION
WATER IS INJECTED
23NO WATER
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- Water level in the pressurizer is increasing !- Pressure in the primary loop is decreasing !
INSERTED
OPERATION
WATER IS INJECTED
24NO WATER
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- Water level is reaching the top of the pressurizer !
INSERTED
OPERATION
WATER IS INJECTED
25NO WATER
FULL WATER
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- Water in the pressurizer is full, but measurement data at other positions in the primary loop do NOT show consistent results…
INSERTED
OPERATION
WATER IS INJECTED
26NO WATER
FULL WATER
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INSERTED
OPERATION
WATER IS INJECTED
27NO WATER
FULL WATER
- Water level is at the top of the pressurizer !- Pressure of the primary loop is decreasing !
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- Water level is at the top of the pressurizer !- Pressure of the primary loop is decreasing !- Water in the containment sump is moved to the auxiliary building.
INSERTED
OPERATION
WATER IS INJECTED
28NO WATER
FULL WATER
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- The block values on the emergency feed water line pump have been CLOSE ! Why !
- Now it is OPEN !
INSERTED
OPERATION
WATER IS INJECTED
29FULL WATER