ML20059L244
| ML20059L244 | |
| Person / Time | |
|---|---|
| Site: | 05200003 |
| Issue date: | 01/18/1994 |
| From: | Kenyon T Office of Nuclear Reactor Regulation |
| To: | Liparulo N WESTINGHOUSE ELECTRIC COMPANY, DIV OF CBS CORP. |
| References | |
| NUDOCS 9402030324 | |
| Download: ML20059L244 (4) | |
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4 UNITED STATES j-NUCLEAR REGULATORY _ COMMISSION.
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WASHINGTON, D.C. 20555-0001' January 18, 1994 j
%,.... f' Docket No.52-003 I
.. f Mr. Nicholas J. Liparulo i
Nuclear Safety and Regulatory Activities Westinghouse Electric Corporation y
'P.O. Box 355 Pittsburgh, Pennsylvania 15230
Dear Mr. Liparulo:
SUBJECT:
REQUEST FOR-ADDITIONAL INFORMATION ON THE AP600 As a result of its review of the June 1992, application for design certifica-tion of the AP600, the staff has determined that it needs additional informa-tion in_ order to complete its review. The additional information is; required' l
to assist the staff in developing a RELAP 5 model.of the OSU/ APEX facility.
Enclosed are the staff's questions (Q952.37-Q952.41).
Please respond to-this. request within 90 days of;the date of receipt of this letter.
You have requested that portions of the information submitted in the June 1992 application for design certification be exempt from mandatory public disclo-sure. While.the staff has not completed-its review of your request. in accordance with the requirements of 10 CFR 2.790, that portion of the submit '
ted information is being withheld'from public disclosure-pending the-staff's final determination. The staff. concludes that this request for additional-S information does not contain those portions of the information for which exemption is sought.. However, the staff will' withhold'this letter from public disclosure for 30 calendar days from the date of this letter.to allow Westing-'-
1 house the opportunity to verify the staff's conclusions.. If, after thatL time,
- you do not request that_ all or portions of. the-._information in the enclosures be withheld from public disclosure in accordance with:10 CFR 2.790, this letter will be.placed in the NRC's Public Document Room.
j 9402030324 940118-DR ADOCK 05200003 PDR
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4 Mr. Nicholas J. Liparulo January 18, 1994 This request for additional information affects nine or fewer respondents, and therefore is not subject to review by the Office of Management and Budget under P.L.96-511.
If you have any questions regarding this matter, you can contact me at (301) 504-1120.
Sincerely, original signed by: Frederick W. Hasselberg Thomas J. Kenyon, Project Manager Standardization Project Directorate Associate Director for Advanced Reactors and License Renewal Office of Nuclear Reactor Regulation
Enclosure:
As stated cc w/ enclosure:
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RArchitzel PShea TKenyon FHasselberg KShembarger JMoore, 15B18 WDean, 17G21 GSuh (2), 12E4 0FC LA:PDST.
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RArchitzel DATE 01/\\\\/9k 01/13/94' 01/1 /94 01//$/94 Ol//b/94 3
0FFICIAL RECORD COPY:
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l Mr. Nicholas J. Liparulo Docket No.52-005 Westinghouse Electric Corporation AP600 cc: Mr. B. A. McIntyre Advanced Plant Safety & Licensing Westinghouse Electric Corporation Energy Systems Business Unit P.O. Box 355 Pittsburgh, Pennsylvania 15230 Mr. John C. Butler Advanced Plant Safety & Licensing Westinghouse Electric Corporation Energy Systems Business Unit Box 355 Pittsburgh, Pennsylvania 15230 Mr. M. D. Beaumont Nuclear and Advanced Technology Division Westinghouse Electric Corporation One Montrose Metro 11921 Rockville Pike Suite 350 Rockville, Maryland 20852 Mr. Sterling Franks U.S. Department of Energy NE-42 Washington, D.C.
20585 Mr. S. M. Modro EG&G Idaho Inc.
Post Office Box 1625 Idaho Falls, Idaho 83415 Mr. Steve Goldberg Budget Examiner 725 17th Street, N.W.
Room 8002 Washington, D.C.
20503 Mr. Frank A. Ross U.S. Department of Energy, NE-42 Office of LWR Safety and Technology 19901 Germantown Road Germantown, Maryland 20874 Mr. Victor G. Snell, Director Safety and Licensing AECL Technologies 9210 Corporate Boulevard Suite 410 Rockville, Maryland 20850
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REQUEST FOR ADDITIONAL INFORMATION ON THE WESTINGHOUSE AP600 DESIGN 952.37 Supply the. calculated hole size of the various orifice plates for the OSU/ APEX facility, including the respective desired pressure drop and the location to be installed. The staff understands that all orifices may not be installed prior to preoperational testing.
Is that cor-rect?
952.38 Identify.any valves in the OSU/ APEX facility that may have significant flow losses as a result of their design.
Provide an estimate of the expected pressure drop.
952.39 Provide the valve opening and closing rates for the motor-operated valves used in the OSU/ APEX facility.
952.40 Provide the planned power to each radial zone of the core heater rods of the OSU/ APEX facility.
If specific measurements or design require-ments have been made of the axial power profile, provide these values.
952.41 Provide Drawings LKL 930104 (referenced in Note 5 on LKL 920200, sheet 4) and LKL 930105 (referenced in Note 7 on LKL 920200, sheet 2).
s Enclosure