ML18155A247: Difference between revisions

From kanterella
Jump to navigation Jump to search
VisualWikitext
Created page by program invented by StriderTol
 
StriderTol Bot change
 
(4 intermediate revisions by the same user not shown)
Line 3: Line 3:
| issue date = 05/10/1979
| issue date = 05/10/1979
| title = Forwards Addl Info Requested on 790508 Re Pressurizer Code Safety Valves & Main Feedwater Sys
| title = Forwards Addl Info Requested on 790508 Re Pressurizer Code Safety Valves & Main Feedwater Sys
| author name = DEWITT R B, HOFFMAN D P
| author name = Dewitt R, Hoffman D
| author affiliation = CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.),
| author affiliation = CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.),
| addressee name = ZIEMANN D L
| addressee name = Ziemann D
| addressee affiliation = NRC OFFICE OF NUCLEAR REACTOR REGULATION (NRR)
| addressee affiliation = NRC OFFICE OF NUCLEAR REACTOR REGULATION (NRR)
| docket = 05000255
| docket = 05000255
Line 17: Line 17:


=Text=
=Text=
{{#Wiki_filter:I *-*-\j' e
{{#Wiki_filter:I  
* consumers Power company General Offices: 212 West Michigan Avenue, .Jackson, Michigan 49201
\\j' e
* Area Code 517 788-0550 May 10, 1979 Director, Nuclear Reactor Regulation Att Mr Dennis L Ziemann, Chief Operating Reactors Branch No 2 US Nuclear Regulatory Commission Washington, DC 20555 DOCKET 50-255 -LICENSE DPR-20 -PALISADES PLANT -ADDITIONAL INFORMATION PERTAINilJG TO NRC LIST DATED MAY 4, 1979 Attached is Consumers Power Company's response to your request for additional information telecopied to us on May 8, 1979. .. R B DeWitt Manager, Production-Nuclear David P Hofffman Assistant Nuclear Licensing Administrator CC JGKeppler, USNRC 790515 0 >67
consumers Power company General Offices: 212 West Michigan Avenue,.Jackson, Michigan 49201
* ITEM 1 Provide following information for Pressurizer Code Safety Valves: l. Number -3 2. Capacity -230,000 lb/h Each 3. Set Points -2485, 2525 and 2565  
* Area Code 517 788-0550 May 10, 1979 Director, Nuclear Reactor Regulation Att Mr Dennis L Ziemann, Chief Operating Reactors Branch No 2 US Nuclear Regulatory Commission Washington, DC 20555 DOCKET 50-255 - LICENSE DPR PALISADES PLANT - ADDITIONAL INFORMATION PERTAINilJG TO NRC LIST DATED MAY 4, 1979 Attached is Consumers Power Company's response to your request for additional information telecopied to us on May 8, 1979.
: 4. Manufacturer and Model -Dresser/Consolidated Valve Division -Model 31 739 A-1. 5. Indications of Position -Downstream Temperature Indication (Alarm in Control Room) 6. Challenger  
R B DeWitt Manager, Production-Nuclear  
-None 7. Experience of Two Phase or Subcooled Discharge  
~j~
-None ITEM 2 Provide data for the table below:
David P Hofffman Assistant Nuclear Licensing Administrator CC JGKeppler, USNRC 790515 0 >67  
* MAIN FEED-WATER SYSTEM
 
* Pumps Drives Type Capacity Shut-off Head Type Supply Exhaust Trips Single Stage Centrifugal (2) 13,500 Gpm at 5000 r/min 2,640 Ft at 5000 r/min Steam Main Steam Line/HP Turbine Exhaust Main Condenser Low Suction Pressure Condenser Low Vacuum High Thrust Over speed Manual -Local and Remote Block Valve: (Mfg/Type/
ITEM 1 Provide following information for Pressurizer Code Safety Valves:
: l.
Number -
3
: 2.
Capacity - 230,000 lb/h Each
: 3.
Set Points - 2485, 2525 and 2565 ~sig
: 4.
Manufacturer and Model - Dresser/Consolidated Valve Division -
Model 31 739 A-1.
: 5.
Indications of Position - Downstream Temperature Indication (Alarm in Control Room)
: 6.
Challenger - None
: 7.
Experience of Two Phase or Subcooled Discharge - None ITEM 2 Provide data for the table below:
MAIN FEED-WATER SYSTEM Pumps Drives Type Capacity Shut-off Head Type Supply Exhaust Trips Single Stage Centrifugal (2) 13,500 Gpm at 5000 r/min 2,640 Ft at 5000 r/min Steam Main Steam Line/HP Turbine Exhaust Main Condenser Low Suction Pressure Condenser Low Vacuum High Thrust Over speed Manual - Local and Remote Block Valve:
(Mfg/Type/
Fail Position/Pas Indication)
Fail Position/Pas Indication)
Walworth Model 5232 P SB-WE/ Air Operated Gate/As Is/Yes Condensate Pumps: (No/Strainers)
Walworth Model 5232 P SB-WE/
Two Pumps/No Strainers 1
Air Operated Gate/As Is/Yes Condensate Pumps:
* *
(No/Strainers)
* Demineralizers (No/No for Full Power/Mfg) (Bypass/Operation/
Two Pumps/No Strainers 1  
 
Demineralizers (No/No for Full Power/Mfg)
(Bypass/Operation/
Fail Position)
Fail Position)
FW Heaters (Bypass/ Operation/Fail Position)
FW Heaters (Bypass/
Booster Pumps (No)
Operation/Fail Position)
* 2 4/3/DeLaval Yes/Air Operated Valve/As Is Yes/Manual/As Is None Control Valves (Feed-Water Reg Valves) Vertical Mounted -1 Per Feedwater Train/ (Arrangement/Operation)
Booster Pumps (No) 2 4/3/DeLaval Yes/Air Operated Valve/As Is Yes/Manual/As Is None Control Valves (Feed-Water Reg Valves) Vertical Mounted - 1 Per Feedwater Train/
Pressurizer PORV Fail Position/Tested/
(Arrangement/Operation)
Temp Ind/Alarm-Location)  
Electro-Pneum~tic Pressurizer PORV Fail Position/Tested/
.. Closed/Yes/Yes-RTDs Installed Downstream of PORVs/Ind and Alarm in Control Room l}}
Temp Ind/Alarm-Location)
Closed/Yes/Yes-RTDs Installed Downstream of PORVs/Ind and Alarm in Control Room l}}

Latest revision as of 18:37, 5 January 2025

Forwards Addl Info Requested on 790508 Re Pressurizer Code Safety Valves & Main Feedwater Sys
ML18155A247
Person / Time
Site: Palisades 
Issue date: 05/10/1979
From: Dewitt R, Hoffman D
CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To: Ziemann D
Office of Nuclear Reactor Regulation
References
TASK-07-03, TASK-7-3, TASK-RR NUDOCS 7905150309
Download: ML18155A247 (3)
v • d • e


Text

I

\\j' e

consumers Power company General Offices: 212 West Michigan Avenue,.Jackson, Michigan 49201

  • Area Code 517 788-0550 May 10, 1979 Director, Nuclear Reactor Regulation Att Mr Dennis L Ziemann, Chief Operating Reactors Branch No 2 US Nuclear Regulatory Commission Washington, DC 20555 DOCKET 50-255 - LICENSE DPR PALISADES PLANT - ADDITIONAL INFORMATION PERTAINilJG TO NRC LIST DATED MAY 4, 1979 Attached is Consumers Power Company's response to your request for additional information telecopied to us on May 8, 1979.

R B DeWitt Manager, Production-Nuclear

~j~

David P Hofffman Assistant Nuclear Licensing Administrator CC JGKeppler, USNRC 790515 0 >67

ITEM 1 Provide following information for Pressurizer Code Safety Valves:

l.

Number -

3

2.

Capacity - 230,000 lb/h Each

3.

Set Points - 2485, 2525 and 2565 ~sig

4.

Manufacturer and Model - Dresser/Consolidated Valve Division -

Model 31 739 A-1.

5.

Indications of Position - Downstream Temperature Indication (Alarm in Control Room)

6.

Challenger - None

7.

Experience of Two Phase or Subcooled Discharge - None ITEM 2 Provide data for the table below:

MAIN FEED-WATER SYSTEM Pumps Drives Type Capacity Shut-off Head Type Supply Exhaust Trips Single Stage Centrifugal (2) 13,500 Gpm at 5000 r/min 2,640 Ft at 5000 r/min Steam Main Steam Line/HP Turbine Exhaust Main Condenser Low Suction Pressure Condenser Low Vacuum High Thrust Over speed Manual - Local and Remote Block Valve:

(Mfg/Type/

Fail Position/Pas Indication)

Walworth Model 5232 P SB-WE/

Air Operated Gate/As Is/Yes Condensate Pumps:

(No/Strainers)

Two Pumps/No Strainers 1

Demineralizers (No/No for Full Power/Mfg)

(Bypass/Operation/

Fail Position)

FW Heaters (Bypass/

Operation/Fail Position)

Booster Pumps (No) 2 4/3/DeLaval Yes/Air Operated Valve/As Is Yes/Manual/As Is None Control Valves (Feed-Water Reg Valves) Vertical Mounted - 1 Per Feedwater Train/

(Arrangement/Operation)

Electro-Pneum~tic Pressurizer PORV Fail Position/Tested/

Temp Ind/Alarm-Location)

Closed/Yes/Yes-RTDs Installed Downstream of PORVs/Ind and Alarm in Control Room l

Retrieved from "https://kanterella.com/w/index.php?title=ML18155A247&oldid=4983182"