ML20115D219

Proposed TS 5.3.1 Re Initial Core Loading Max Enrichment of U-235

ML20115D219
Person / Time
Site:	Comanche Peak
Issue date:	10/16/1992
From:	TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:
Shared Package
ML20115D217	List: ML20115D213 ML20115D219 ML20115D224
References
NUDOCS 9210200291
Download: ML20115D219 (2)

Text

_ _ _ _ - _ _ _ _ - .

Attachment 3 to TXX-92463 l Page 1 of 1 DESIGN FEATURE 5 DESIGN PRES $URE AND TEMPERATURE 5.2.2 The containment building is designed and shall be maintained for a maximum internal pressure _ of 50 psig and a temperature of 290 F.

5.3 REAC'OR CORE FUEL A55EMELIE5 5.3.1 The core snali contain 193 fuel assemolies with each fuel assemely containing 264 fuel rods clad with Zircalcy-4 except that limited substitution of fuel rods by filler rods (consisting of Zircaloy-4 or stainless steel) or by vacancies may be made if justifieo by a cycle specific reload analysis. Eacn fuel rod snall have a nominal active fuel length of 144 in .e The initial core loacing shall have a maximum enrichment not to exce9 d '3.15 'eight percent U-235. Reload fuel shall be similar in physical desig to tn i i al core loading ano shall have a maximum enrichment not-to exc ed weigh Dercent U-235.

1. /,j$

CCNTROL ROD ASSEMBLIES 5.3.2 The core shall contain 53 full-length control rod assemblies. The full-lengtn control rod assemolies shall contain a nominal 142 inches of absorber material. The nominal values of absorter material shall be 95.5'.

hafnium with the remairider Zirconium or 80% silver, 15% indium, 5% cacmium.

All control rods shall te clad with stainless steel t,-ing and may ircl ude clad surface treatment for wear mitigation.

5.4 REACTOR CCOLANT 5YSTEM CE5IGN DRE55URE AND TEMDERATURE 5.4.1 The Reactor Coolant System is designed and shall be maintainec:

a. In ac:ordance with the Code receirements specifieo in Section 5.2 of the F5AR, with allowance for normal degradation pursuant to the applicaole Surveillance Requirements,

b. For a pressure of 2,485 psig, and

c. For a temperature of 650*F, except for the pressuri:er wnien is 680'F.

(

CCMANCHE PEAK - UNIT 1 5-5 9210200291 921016 PDR ADOCK 0500044S P PDR

- - - _ _ _ _ _ _ - - - _ _ _ - _ - _ _ _ _ _ _ - _ - - _ _ _ . _ _ - _ _ _ _ . __ _ - - _ _ _ - - _ _ _ . ~

ENCLOSURE 1 TO TXX-92468-Criticality Safety Evaluation of Comanche Peak Fuel Storage Facilities 1 with Fuel of 5% Enrichment 4