ML20126E214
| ML20126E214 | |
| Person / Time | |
|---|---|
| Site: | Big Rock Point File:Consumers Energy icon.png |
| Issue date: | 09/01/1964 |
| From: | Case E US ATOMIC ENERGY COMMISSION (AEC) |
| To: | Graves H CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.) |
| References | |
| NUDOCS 8101150336 | |
| Download: ML20126E214 (2) | |
Text
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Docket No. 50155 l
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j y-Censumers Power Company
, b I-212 West Michigan Avenue Jackson, Michigan Attentient Mr. E. P. Graves General Counsel Gentlemen
'Ibe Censumers Power Ceepany was authorised, by Change No.1 to the Technical Specifications appended to Operating License No. IFR 4, dated June 15,1()64, to conduet natural einulatim flow tests of the Big Boek Point resetor. These tests are required to be per*
formed prior to September 1, 1964. In order that the Cannissica may be infcesed of and to evaluate the recults of the natural circulation testing, please provide the follcwing informatica nlevant to the conduct of the tests as acen as practicable after terminatice and analysis of natural circulatica operaticass 1.
Steady State Natural Circulatica Indiested ica char *er peser level, calorimetrie power level, pzwdicted power level, ecatrol red positions, reactor coolant inlet temperatures, reactor steen pressure, reactor flow distributica, and burnout ratio, as a functice of total ecolant flow through reestar.
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Transient Natural Circulatian Ice ebanber pcwer level, ecatrol red peetticas, reacter ecolant inlet temperature, reactor steam pressure, total coolant flow vs. time while incrossing and decn asing power during natural eireulatica.
3 Initiation and 'Ebruinatice of Batural Circulatim ' Brats Total ecolant flow, red peeltions, remeter imist temperature, zwaetor steen pressure, ice chadow power
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1ersi, sai reacter flev redistributice, as a ftactiem
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. %ica tests and after starting pumps vpen ecepletice of h*$;)."[* ' ~<
6esting. Imelude true salorimetrie power at the be.
- yi-[ r.f ginning and and of each transient.
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A brief descriptive summary of the test methods.
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Type and location of instrumentatica used during test.
e.
Methods of ealibruting each of the sensors, signal correctica, aversging techniques, and frequency of l
calibratica.
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Aceuracy assoeisted with each data point, l
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What ecaelusicas have beta drava from the test?
Forty-three copies of this inferntice should be submity,ed.
Sincerely yours, OhEinal S,gned by f-C. Case Maos G. Case Acting Dixteter Divisica of Beactor Licensing 7: $ 3l
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Decket No. 50-155 b
Ccesusers Pcver Ccepeny 212 West Michigan Avenue Jacksca, Michigan Attenties Mr. N. F. Graves General Cot: acel Gentlement The Censumers Pcwor Ccapany was authcrized, by Change No.1 to the Technical Specificatices appended to Operating License No. IPR 6, dated Jtne 15,1sta, to eceduct natt:ral circulatica flow tests of the Big Reck Peint reaeter. These tests are required to te per-fer:sd prior to Septester 1,150. In order that the Ccue.issica cay te infewed cf and to evaluate the results of the natumi circulatics testing, please prcvide the fellcving infermetica relevant to the ccr. duct of the tests as scca as practicable after to:.dnatica and analysis of natural circulation cperaticas:
1.
Steed:- State Wattral Cirevlatica Indicated ica chac.Ler pcwr level, celerimetrie p(ver level, predicted power level, centrol red pcsiticas, reecter ecclant inist temperatures, reactcr steen presotro, reector ficv distributica, and turnout ratio, as a functice of total ecciant flow threugh reactcr.
2.
Transient Nctt:rsl Circulatics Icn ebaster pcver level, ecatrol rod positions, reacter ccclant inlet temperature, reacter steam pressure, tctal coelant fice vs. time vbile increasing and decreasing prier during naturmi circulation, 3.
Initiatica and Armiratice cf Netural Circulaticei Tests Tctal coclaat flew, red p< sitices, reactor inlet temperatt:.re, reactor steam pressure, ice chamber pcwer
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level, tad reacter ficy redistritetien, as a f.r.cticu of time after sect ring pumps to start nattral ciretis-tien tests and af ter starting p'. cps spcn ectcpletics cf testing. Inchde tne calcricetrie pcver at the 1e-ginning and end of ecch transient.
A trief descriptive surrary of the test methrds.
4.
a.
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T;me end 1ccation cf instri.santetica ued during test.
Methede cf celitrating each cf the cenecrs, sigral c.
ccrrectica, eversging techniques, end freq.ene) cf calibraticu.
d.
Acetracy acaccieted with each dets peint.
5.
What ecucitsicns have been drevn frca tim test.'
!crty-three ccpies c2 this infer:stien shot.2d te ;rimitted.
Cir.cerely act rs, or c.
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