CPSES-200500104, Annual Report of Changes in Peak Cladding Temperature

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Annual Report of Changes in Peak Cladding Temperature
ML050190244
Person / Time
Site: Comanche Peak  Luminant icon.png
Issue date: 01/10/2005
From: Madden F
TXU Generation Co, LP, TXU Power
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
CPSES-200500104, TXX-05010
Download: ML050190244 (3)


Text

hal TXU Power TXU Power Mike Blevlns Comanche Peak Steam Senior Vice President &

Electric Station Chief Nuclear Officer P. O. Box 1002 (EO1)

Glen Rose, TX 76043 Ref: #10CFR50.46 Tel: 254 897 5209 Fax: 254 897 6652 mike.blevins~txu.com CPSES-200500104 Log# TXX-05010 January 10, 2005 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555

SUBJECT:

COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)

DOCKET NOS. 50-445 AND 50-446 ANNUAL REPORT OF CHANGES IN PEAK CLADDING TEMPERATURE Gentlemen:

In accordance with the requirements of I OCFR50.46(a)(3)(ii), TXU Generation Company LP (TXU Power) submits the attached peak cladding temperatures (PCT) for CPSES Units 1 and 2. The Large-Break Loss-of-Coolant-Accident and Small-Break Loss-of-Coolant-Accident analysis for Units 1 and 2 were performed by TXU Power with the approved methodologies listed in CPSES Technical Specification 5.6.5. No changes or errors were discovered in the Emergency Core Cooling System (ECCS) evaluation model used to calculate PCT.

00(

A member of the STARS (Strategic Teaming and Resource Sharing) Alliance Callaway

  • Comanche Peak
  • Diablo Canyon
  • Palo Verde
  • South Texas Project e Wolf Creek

TXX-05010 Page 2 of 2 This communication contains no new licensing basis commitments regarding CPSES Units 1 and 2. Should you have any questions, please contact J. D. Seawright at (254) 897-0140.

Sincerely, TXU Generation Company LP By: TXU Generation Management Company LLC Its General Partner Mike Blevins By: 4j4 2KcL2C

'Fred W. Madden Director, Regulatory Affairs JDS Attachment c - B. S. Mallett, Region IV W. D. Johnson, Region IV M. C. Thadani, NRR Resident Inspectors, CPSES

TXX-05010 Page I of 1 CPSES Units 1 and 2 Peak Cladding Temperatures Analysis/Evaluation CPSES Unit 1 CPSES Unit 2 PCT (OF) PCT (OF)

Large Break LOCA 2045 2035

[Limiting]

Small Break LOCA 1843 1933