LOT 203.12 Boron Recycle

Question 1

• LOT 203.12 Boron Recycle*
• • *

Where is the boron recycle system operated from?

Answer 1

• Boron Recycle Control Panel:*
• *41’ MAB (Radwaste Control Room)**

Only alarm in MCR is on CP004 (RHT Compartment Sump Level - High)

Question 2

• LOT 203.12 Boron Recycle*
• • *

When will TCV-1250 bypass the boron recycle system demins?

Answer 2

Inlet Temperature - High (137 ˚F)

D/P - High (25 psid)

Question 3

• LOT 203.12 Boron Recycle*
• • *

Which influents bypass the demins and filters and discharge directly to the recycle holdup tanks? (RHT)

Answer 3

VCT Drain (CV-0193)

VCT Relief Valve (CV-3101)

SFP Cooling / Cleanup effluent

Major loads on system:

• RCS Letdown (Main) [FV-112A]
  
  • Maintains VCT Level 68% - 95%
• RCDT

Question 4

• LOT 203.12 Boron Recycle*
• • *

What is the boron recycle evaporator condensate demin / filter used for?

Answer 4

Cleaning up the RMWST

Line protected by RCV-4202.

• Diverts flow through RE Feed demins on high rad or conductivity.

Question 5

• LOT 203.12 Boron Recycle*
• • *

Where can the RHTs be discharged to?

Answer 5

RWST

SFP Cooling/Cleanup System

WMTs

VCT

Suction of CCPs