NG-97-1959, Monthly Operating Rept for Oct 1997 for DAEC
| ML20199E553 | |
| Person / Time | |
|---|---|
| Site: | Duane Arnold  |
| Issue date: | 10/31/1997 |
| From: | Vanmiddlesworth, Woodward R IES UTILITIES INC., (FORMERLY IOWA ELECTRIC LIGHT |
| To: | Beach A NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| References | |
| GL-97-02, GL-97-2, NG-97-1959, NUDOCS 9711210241 | |
| Download: ML20199E553 (7) | |
Text
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e Duane Armed Swgy CCnter e
3DF DAEC Road Palo, IA $2324 TeS.one 3f 9 85f 761T Faa 3f 9 8517611 UTIUTil:S November 14,1997 NG 97-1959 Mr. A. Bill Beach Regional Administrator Region III U.S. Nuclear Regulatory Commission 801 Warrenville Road Lisle, IL 60532-4351
Subject:
Duane Amold Energy Cent:r Docket No: 50-331 Operating License: DPR-49 October 1997 Monthly Operating Report File:
A-115d
Dear Mr. Beach:
Please find enclosed the Duane Arnold Energy Center Monthly Operating Report for October 1997. The report has been prepared in accordance with the guidelines of NRC Generic Letter 97-02: Revised Contents Of The Monthly Operating Report and distribution has been made in accordance with DAEC Technical Specifications, Section 6.11.1.c.
Very truly yours,
- l Gary VanMiddlesv/ orth Plant Manager-Nuclear
{ pI' GDV/RBW Enclosures 12 h k $[ 331 hll lhl[,lllldi3 [fl An IES Indussies Company 1-
Mr. A. Bill Beach NG 97-1959 November 14,1997 Page 2 of 2 cc:
U.S. Nuclear Regulatory Commission Ms. Lisa Stump h
Attn: Document Control Desk lowa State Utilities Board Mail Station PI-37 Lticas State Office Building Washington, DC 20555-0001 (Orig.)
Des Moines,IA 50319 Ms. Barbara Lewis Dr. William A. Jacobs, Jr.
McGraw-Hill, Inc.
GDS Associates,Inc.
(
1200 G Street NW, Suite 1100 -
1850 Pakway Place, Suite 720 Washington, DC 20005 Marietta, GA 30068-8237 Mr. Dennis Murdock Mr. Dale Atends Central lowa Power Cooperative Corn Belt Power Cooperative i
Bor 2517 130013th Street North
[
Cedar Rapids,!A 52406 Humboldt,IA 50548 Document Control Desk Mr. Al Gutterman INPO Records Center Morgan, Lewis, Bockius 700 Galleria Parkway 1800 M St. N W Atlanta, GA 30339-5957 Washington, DC 20036-5859 Mr. Glenn Kelly DOCU Project Manager 1 Whiteflint North NRC Resident Inspector Mail Stop 13E21 11555 Rockville Pike Rockville, MD 20852 i
L
l OPERATING DATA REPORT l
DOCKET NO:
50-0331 DATE:
11/14/97 Unit:
Duane Arnold Enercy Center COMPLETED BY:
Richard Woodward TELEPilONE:
(3191 851-7318 OPERATING STATUS Average DailyI%ulael 1.
Unit Name: Duane Arnohl Energy Center 500 2.
Reporting Period: October 1997, 400 3.
Licensed Hermal Power (MW ); 161ft th.
300 4.
Nanteplate Rating (Gross MW DER): 565.7 (Turbine) e 2 200 5.
Design Electrical Rating (Net MW DER): jl1 e
100 6.
Maximum Dependable Capacity (Gross MW MDC): 11Q e
0 7.
Maximum Dependab;e Capacity (Net MW MDC): 11Q 1
6 11 16 21 26 31 e
8.
If Changes Occur in Capacity Ratings (Items Number 3 through Day
- 7) since the last report, Givc Reasons: Not Anolicable 9.
Power Level to Which Restricted, If Any (Net Mw ): E e
10.
Reasons for Restrictions,if Any: FfA October-97 1997 Cumulative i 1, llours in Reporting PeriM 745.0 7,296.0 199,416.0 12.
Number of Hours Retrtor Was Critical 745.0 6,808.5 153,302.5 13.
Reactor Reserve Shutdown flours 0.0 0.0 192.8 14.
Hours G'enerator On-Line 745.0 6,664.0 149,685.1 II.
Unit Reserve Shutdown Hours 0.0 0.0 0.0 16.
Gross Hermal Energy Generated (MWH) 1,234,511 2 10,659,466.3 212,312,577.4 17.
Gross Electtical Energy Generated (MWH) 418,515.0 3,583,550.0 71,172,596.6 I 8.
Net Electrical Energy Generated (MWH) 395,262.1 3,381,280.9 66,796,839.9 19.
Unit Service Factor 100.0*A 91.3 %
75.1%
20.
Unit Availability Factor 100.0 %
91.3 %
75.1%
21.
Unit Capacity Factor (Using MDC Net) 102.0 %
89.1 %
70.5 %
22.
Unit Capacity Factor (Using DER Net) 98.6%
86.1 %
67.6*A 53.
Unit Forced Outage Rate 0.0%
1.6%
9.9%
24.
Shutdow - Scheduled Over Next 6 Months (Type, Date, and Duration of each): Refuelina. April 2.1998. 45 dami 25.
If Shutdown at End of Report Period, Estimated Date of Startup: N/A
.7...
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p
- AVERAGE DAILY UNIT POWER LEVEL.
.['
DATE: 11/1497 ~
. DOCKET NO: 50-0331 Unit: Duane Arnold Encray Center COMPT.ETED BY: Richard Woodward TELEPHONE: (319) 851-7318
' MONTH October 1997 Day-Average Daily Power Level (MWe-Net) 1 528.1 2
524.0
'3 521.4 4
527.3 5
522.9 6
522.2 7
519.6 8
519.4 9.
529.1 10 528.1 I1
-524.6 12 522.0
)
13 530.4 14 533.4 15 535.0 16 532.8 17 534.3 18 533.9 19 533.2 20 -
536.2 21 536.1 22 537.6 23 531.4 24 535.6 25 536.3 26-
-537.5 27 543.3 28 533.2 29
.537.7 30 528.8 31 531.4
__m
.a
REFUELING INFORMATION
\\
D0CKET NO: 50-0331 DATE: 11/14/97 Unit: Duane Arnold Enerny Cuter COMPLETED BY: JMchard Woodward TELEPilONE: (319) 851-7318 1.
Name of facility.
Duane Arnold Energy Center 2.
Scheduled date for next refueling shutdown.
4 April 2,1998 3.
Scheduled date for restart following refueling.
May 17,1998
~
4.
Will refueling or resumption of operation thereafter require a technical specification change or otherlicense amendment?
Yes. RTS 296, proposes fuel discharyc as early as 60 hears after shutdown (versus current 120 hour0.00139 days <br />0.0333 hours <br />1.984127e-4 weeks <br />4.566e-5 months <br /> requirement).
Improved Technical Specifications (ITS) approval needed for refuel outage pl.nning.
5.
Scheduled date(s) for submitting proposed licensing action and supporting information.
RTS 296," Refueling Operations" submitted October 3,1997.
N/A (ITS submitted October 30,1996.)
6.
Important licensing considerations associated with refueling, e.g., new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, new operating procedures.
N/A 7.
Current and projected fuel assemblies inventory:
Number of Fuel Projected date of last Assemblies refueling that can be discharged (after allowing margin for maintenance of continuous full-core i
discharge capability)
Installed in reactor core (following refueling) 368 rJa Discharged from core to Spent Fuel Storage Pool 1528 n/a Installed Capacity of Spent Fuel Storage Pool 2411 200i Licensed Capacity of Spent Fuel Storage Pool (with reracking) 28'29 2006 Licensed Capac!ty of Spent Fuel Storage Pool and Cask Pool 3152 2010 (with reracking)
'l
DOCKETNO: 30-0331
. DATE: 11/14/97.
= Unit: Duane Arnold Enerry Center COMPLETED BY: Rxhard Woodward TELEPHONE: 0 191851-7318 UNIT SHUTDOWNS AND POWER REDUCTIONS REPORT MONTH: October 1997 (Ihere were no shutdowns or power reductions during the month.)
No.
Date Type Duration Reason Method of Licensee Event System Code Comp. Code Cause (1)
(liours)
(2)
Shutting Report #
(4)
(5)
Down Reactor (3) 12 i
1 - F: Forced 2 - Reason 3 - Method:
4 - Exhibit G-Instructants for S: Scheduled A-Equipcent Failure (Explain) 1-Manual Preparabon of Data Entry B-Maintenance or Test 2-Manual Scram Sheets for Licensee Event C-Refueling 3-Automatic Scrarr Report (LER) File (NUREG-D-Regulatory Restriction 4-Continued 0161)
E-Operator Training & License Examination 5-reduced Load F-Administrative 9-Other (Explain) 5 - Exhibit 1 (Same Source)
G-Operational Error (Explain)
H-Other(Explain)
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DOCKET NO.:
M-0331 DATE:
11/14/97' Unit:
Duane Arnold Energy Center COMPLETED BY:_ Richard Woodward TELEPilONE: (3191 851-7318 P
Month!y Operational Overvie.v f ar October 199'/:
Except for minor downpowers to reduce recirculation flow and withdraw control rods, the plant operated at full licensed thermal power throughizot the month.
Allocation of Production & Losses:
Liectncal Capacity Factor FuS Output
% of 565.7 MWe Equivalent j MWe (Design Rating) llours (FPileq)
Actual Metered Net Electric Output 5:06 93.9 %
698.8 Actual Metered Plant Electric Loads 31.2 5.5%
41.1 Og-Qng Capacity losses:
00 0.0%
0.0 (hplanned On-1ine Cepecify Issnes:
0.0 0.1%
0.0 Vormal Capacity losses (Avg?fullfowr' MWth < 1658) 0.3 0.1%
0A Other Planned On-1 inc Capacity losses:
0.2 0.0%
0.3 Wea.her losses - condenser pressure >2.75 In 11p I Circ Water Temp > 746'F I.0 0.2%
1.3 Emclency losses (Weather-Norm-Full-Powr-MWe < 565.7 Design) 0.1 0.0%
0.1 Metering losses (Avg indic MWe. Avg MN7/a) 2.3 0 43'.
3.0 Excluded losses (coast 4>wn, lack of grid demand. etc.)
9.9 003 9,g Design Gross Elec*ric Output f,El M
ZQ9 There wem no Licensee Event Reports in October.
I,leensinn Action Sum _ni,qyl Plant Availability:
100.0 %
Unplanned Auto Scrams (while/ critical) this month:
0 Number of reportable events: 0 Unplanned Auto Scrams (while/ critical)last 12 months: 0 l
2
'=7 4
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