ML20037A959
| ML20037A959 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 03/26/1964 |
| From: | Bower D COMMONWEALTH EDISON CO. |
| To: | |
| References | |
| NUDOCS 8008250846 | |
| Download: ML20037A959 (2) | |
Text
>
Q Amoote e e-eaoo h,
Commonwealth Edison C. caQ w ru. c L
m ompany 7M.y o
w yh*
sO P
, 3."Ag, - a, 7 4 usst A c a na s a v se r a t
. cnicaoo ao s u c e a. o s s y
r p
A, y
t_
j
' c Lo !)' /
si N
[fa.;O Q,
1
- 4 s
' 7-March 25, 1964
\\N',,
'Q
r. Rcbert *ovenstein, Director Division of Licensing and Fegulation U. S. Atomic Energy Commission Washingten, 3. C.
20545 Oaar Mr. Lowenstein :
Sy letter dated February 26, 1964 Commonwealth Edison Comoany mquested that Anoendix " A" of License DPR-2 be smanded to allow onerating a special fuel assembly, desitated SA-1, in the Dresden reactor.
Th ree amendnents of Appendix "%" were prooosed for this ourSose.
In view of the au*hori.atien to reduce the minimum burncut ratio
'tranted by Change :Jo.
5, dated Varch 13, 1364, to License OPP-2 and assuming favorable action on our raquest for amendnent of Ap7endix " A" datad September 17, 1963 for increase in heat flux limits for Fuel Types I, II ind III, as modified by our letter of aren 25, IM4 withdrawin" the request for increase in tne test flux limit for ~uel Type !!, t.enceent
- io. 2 of our request dated Tebruarf 25, 1954, should be modified to read in its entirety as follows:
Amendment No. 2 Ameno iter. "3.
Determination of %ximum 7eactor Power" of section D.
PCER OPERATION" of Accenoix " A
to DPR-2 to read in its enti nty:
" 3.
Determination of Maximum Reactor Power "The rated power of the reactor shall be limited to a maximum steady state value of 700 MW(t).
"The maximum allowable steady state heat flux limits expressed in un.'.ts of 3tu/(hr)( ft2) shall never exceed the following values:
Fuel Type I 350,000 Tuel Type II 410,000 Fuel Type III 360,303 ruel Type PT-3 and PT-9 470,000 Fuel Type PT-10 through PT-12 513,000 Fuel Type SA-1 425,000 M Q % b;.4
.8 0 0 8 250 Py/
O 1756 4
. Mr. Robert Lowenstein, - Director
'tarch 26,1964 "The reactor shall be operated within the above limits such that a minimum humour ratio of at least 1.5, svaluated at 125 per cent of rated power, will be maintained in each type of fuel closest to bumout in the.ost limiting channel in the core based on a uniform stean quality over the emss sectica of the channel. This bum out. ratio shall be based upon the correlation in Edicen's sconcended Curves of 3 urn-cut Limit for Desicn sad 0:eration of Joiling hter Reactors',
dated J1nuar ? 5, 1952. The macter shall be oysrtted -11wTrn well within the Scunds of stability, as evidenced by the operstien itself and any ex0erirental cats produced."
n.c fore;cina cdificati:n of our M uest dated Ich-L1:-r ??.1Mu decs not re.uire an; codification of the hazards evilustion uur ined *!:5 mspect thereto.
- le!"f trulv ' fours,
~ * *
- C ^. * ". '~"J ' < t.. w..'1' ' 'm af
- 3. R. Uc' e.'
TredSurer Sunnitted and sworn to before
^
ce this -
day of March, 1964 by saic J.
- 3. 3ower.
~
, a actary f uslic
>