ML20214D570

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Forwards Advisory Opinion on C-E 861027 & 1110 Submittals of Proprietary Documents,Including Description of C-E 2,825 Mwt Sys 80 Nsss. Proposed 2,825 Version of Sys 80 Could Satisfy Final Design Approval,If Implemented Properly
ML20214D570
Person / Time
Issue date: 11/20/1986
From: Harold Denton
Office of Nuclear Reactor Regulation
To: Scherer A
ABB COMBUSTION ENGINEERING NUCLEAR FUEL (FORMERLY
Shared Package
ML20214D573 List:
References
NUDOCS 8611240144
Download: ML20214D570 (2)


Text

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November 200 1986 Mr. A. E. Scherer, Director DI}TRIBUTION:

Nuclear Licensing M ntral Files CThomas Combustion Engineering, Inc. PDR WRegan 1000 Prospect Hill Road PD7 Reading JCalvo Windsor, Connecticut 06095 FMiraglia JLee DCrutchfield GDick

Dear Mr. Scherer:

LMarsh RVollmer HRDenton

SUBJECT:

ADVISORY OPIllION ON COMBUSTION ENGINEERING 2825 MW(t)

NUCLEAR STEAM SUPPLY SYSTEM By letters dated October 27, 1986 (LD-86-047), and November 10, 198'6 (LD-86-047-NP),

Combustion Engineering (CE) submitted proprietary documents entitled, "A Description of the Combustion Engineering 2825 MW(t) System 80 Nuclear Steam Supply System", and handouts from CE/NRC meeting of October 24, 1986, " Discussion of 2825 MW(t) System 80 Nuclear Steam Supply System". CE also requested an opinion from the NRC staff. In particular, CE asked whether "there is reasonable assurance that the design, if properly implemented, could satisfy the same regulatory standards applied to the CESSAR-F Final Design Approval (FDA-2)."

The CE submittal de:cribes the major design features of the 2825 MW(t) NSSS by comparing it with the 3817 MW(t) CESSAR-F NSSS design, which is referenced in FDA-2. The 2825 MW(t) NSSS is a version of System 80 NSSS that has been developed and offered for sale by CE.

The staff has performed a review of the information provided by CE on the 2825 MW(t) unit. The design appears basically very similar to the 3817 MW(t) System 80 NSSS referenced in FDA-2. The principal differences are associated with the power output. In a few minor areas the design reflects changes based upon current codes and design practices which have been used in other previously-licensed plants.

As a result of our review, the staff believes there is reasonable assurance that the proposed 2825 MW(t) version of the System 80 NSSS design, if properly implemented, could satisfy the same regulatory standards applied to the CESSAR Final Design Approval. The details of the review are contained in the enclosure. .

Sincerely, Odginal Signed by ulLLLW Harold R. Denton, Director Office of Nuclear Reactor Regulation

Enclosure:

As stated cc: See next page

  • Previously concurred o by:

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  • RVollmer hR ton 8611240144 861120 11/18/86 11 /86 gDR TOPRP ENVC-E g PDR

Combustion Engineering, Inc. Docket No. STN 50-470 (CESSAR) cc w/o enclosure: .

Mr. G. Davis, Manager Standard Plant Licensing .'

2000 Prospect Hill Road Windsor, Connecticut 06095 Mr. C. C. Brinkman, Manager Washington Nuclear Operations Combustion Engineering, Inc.

7910 Woodmont Avenue Bethesda, Maryland 20014 Mr. E. E. Van Brunt, Jr.

Vice President - Construction Projects Arizona Public Service Company P. O. Box 21666 Phoenix, Arizona 85036

.' Ms. Patricia Lee Hourihan 6413 S. 26th Street Phoenix, Arizona 85040 Mr. Daniel F. Giessing Division of Nuclear Regulation and Safety i

Office of Converter Reactor Deployment, NE-12 j Office of Nuclear Energy l

Washington, D.C. 20545 Mr. Douglas Coleman Licensing Project Manager Washington Public Power Supply System P. O. Box 1223 Elma, Washington 98541 l

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