BVY 04-039, Emergency Response Data System Data Point Library Update
| ML041320405 | |
| Person / Time | |
|---|---|
| Site: | Vermont Yankee File:NorthStar Vermont Yankee icon.png |
| Issue date: | 04/30/2004 |
| From: | Devincentis J Entergy Nuclear Operations, Entergy Nuclear Vermont Yankee |
| To: | Document Control Desk, Office of Nuclear Security and Incident Response |
| References | |
| BVY 04-039 | |
| Download: ML041320405 (3) | |
Text
- En tergy Entergy Nuclear Vermont Yankee, LLC Entergy Nuclear Operations, Inc.
185 Old Ferry Road Brattleboro, VT 05302-0500 April 30, 2004 BVY 04-039 United States Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555
Subject:
Vermont Yankee Nuclear Power Station License No. DPR-28 (Docket No. 50-271)
Emerpencv Resnonse Data Svstem Data Point Library Update Attached are two revised Emergency Response Data System Data Point Library (DPL) sheets. These updated sheets are required to reflect a recent design change (MM 2003-039) to our Feedwater System Instrumentation. The two feedwater flow signals have been re-calibrated with a larger total range. The previous range for both feedwater flow signals had been (0 to 4.0 Mlb/hr). The extended range is now (0 to 5.0 Mlb/hr). In addition, the reference calibration density for these two signals has changed from 372 degF to 391.5 degF.
Should you have any questions on this matter, please contact me at (802) 258-4236.
Sincerely, ames M. DeVincentis Manager, Licensing Attachment cc:
USNRC Region I Administrator USNRC Project Manager - VYNPS USNRC Resident Inspector - VYNPS John R. Jolicoeur - USNRC Vermont Department of Public Service
'A02*
Rev. 3 4/2004 - DATA POINT LIBRARY REFERENCE FILE DATE:
NRC ERDS PARAMETER:
POINT ID:
PLANT SPEC POINT DESC.:
GENERIC/COND DESC.:
ANALOG/DIGITAL:
ENER UNITS/DIG STATES:
ENGR UNITS CONVERSION:
-MINIMUM INSTR RANGE:
MAXIMUM INSTR RANGE:
ZERO POINT
REFERENCE:
REFERENCE POINT NOTES:
PROC OR SENS:
NUMBER OF SENSORS:
HOW PROCESSED:
SENSOR LOCATIONS:
ALARM/TRIP SET POINTS:
NI DETECTOR POWER SUPPLY CUT-OFF POWER LEVEL:
NI DETECTOR POWER SUPPLY TURN-ON POWER LEVEL:
INSTRUMENT FAILURE MODE:
TEMPERATURE COMPENSATION FOR DP TRANSMITTERS:
LEVEL REFERENCE LEG:
UNIQUE SYSTEM DESC.:
04/30/04 REACTOR: VY1 DATA FEEDER: ERFIS Main FD Flow B015 Reactor Feedwater Inlet Flow A Feedwater Flow into the Reactor Svstem A
MLB/HR N/A 0
5 N/A N/A S
1 N/A Turbine Building 3.4 Hi Alarm N/A N/A Variable Densitv compensation applied: ref. conditions 391.5 deaF & 1025 Dsia Y
N/A Page 12 of 71
Rev. 3 4/2004 - DATA POINT LIBRARY REFERENCE FILE DATE:
NRC ERDS PARAMETER:
POINT ID:
PLANT SPEC POINT DESC.:
GENERIC/COND DESC.:
ANALOG/DIGITAL:
ENER UNITS/DIG STATES:
ENGR UNITS CONVERSION:
MINIMUM INSTR RANGE:
MAXIMUM INSTR RANGE:
ZERO POINT
REFERENCE:
REFERENCE POINT NOTES:
PROC OR SENS:
NUMBER OF SENSORS:
HOW PROCESSED:
SENSOR LOCATIONS:
ALARM/TRIP SET POINTS:
NI DETECTOR POWER SUPPLY CUT-OFF POWER LEVEL:
NI DETECTOR POWER SUPPLY TURN-ON POWER LEVEL:
INSTRUMENT FAILURE MODE:
TEMPERATURE COMPENSATION FOR DP TRANSMITTERS:
LEVEL REFERENCE LEG:
UNIQUE SYSTEM DESC.:
04/30/04 REACTOR: VY1 DATA FEEDER: ERFIS Main FD Flow B016 Reactor Feedwater Inlet Flow B Feedwater Flow into the Reactor System A
MLB/HR N/A 0
5 N/A N/A S
1 N/A Turbine Building 3.4 Hi Alarm N/A N/A Variable Densitv compensation applied; ref. conditions 391.5 deaF & 1025 psia Y
N/A Page 13 of 71