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Category:MONTHLY OPERATING ANALYSIS REPORT
MONTHYEARNG-99-1415, Monthly Operating Rept for Sept 1999 for Daec.With1999-09-30030 September 1999 Monthly Operating Rept for Sept 1999 for Daec.With NG-99-1226, Monthly Operating Rept for Aug 1999 for Duane Arnold Energy Center.With1999-08-31031 August 1999 Monthly Operating Rept for Aug 1999 for Duane Arnold Energy Center.With NG-99-1115, Monthly Operating Rept for July 1999 for Daec.With1999-07-31031 July 1999 Monthly Operating Rept for July 1999 for Daec.With NG-99-0963, Monthly Operating Rept for June 1999 for Daec.With1999-06-30030 June 1999 Monthly Operating Rept for June 1999 for Daec.With NG-99-0835, Monthly Operating Rept for May 1999 for Daec.With1999-05-31031 May 1999 Monthly Operating Rept for May 1999 for Daec.With NG-99-0682, Monthly Operating Rept for Apr 1999 for Duane Arnold Energy Center.With1999-04-30030 April 1999 Monthly Operating Rept for Apr 1999 for Duane Arnold Energy Center.With NG-99-0530, Monthly Operating Rept for Mar 1999 for Daec.With1999-03-31031 March 1999 Monthly Operating Rept for Mar 1999 for Daec.With NG-99-0330, Monthly Operating Rept for Feb 1999 for Daec.With1999-02-28028 February 1999 Monthly Operating Rept for Feb 1999 for Daec.With NG-99-0020, Monthly Operating Rept for Dec 1998 for Daec.With1998-12-31031 December 1998 Monthly Operating Rept for Dec 1998 for Daec.With NG-98-2010, Monthly Operating Rept for Nov 1998 for Daec.With1998-11-30030 November 1998 Monthly Operating Rept for Nov 1998 for Daec.With NG-98-1875, Monthly Operating Rept for Oct 1998 for Daec.With1998-10-31031 October 1998 Monthly Operating Rept for Oct 1998 for Daec.With NG-98-1717, Monthly Operating Rept for Sept 1998 for Daec.With1998-09-30030 September 1998 Monthly Operating Rept for Sept 1998 for Daec.With ML20153B4141998-08-31031 August 1998 Monthly Operating Rept for Aug 1998 for DAEC NG-98-1389, Monthly Operating Rept for July 1998 for DAEC1998-07-31031 July 1998 Monthly Operating Rept for July 1998 for DAEC ML20236R3251998-06-30030 June 1998 Monthly Operating Rept for June 1998 for DAEC ML20249B5171998-05-31031 May 1998 Monthly Operating Rept for May 1998 for DAEC ML20247H9381998-04-30030 April 1998 Monthly Operating Rept for Apr 1998 for DAEC ML20216F6791998-03-31031 March 1998 Monthly Operating Rept for Mar 1998 for DAEC NG-98-0650, Monthly Operating Rept for Mar 1998 for Duane Arnold Energy Center1998-03-31031 March 1998 Monthly Operating Rept for Mar 1998 for Duane Arnold Energy Center NG-98-0398, Monthly Operating Rept for Feb 1998 for DAEC1998-02-28028 February 1998 Monthly Operating Rept for Feb 1998 for DAEC NG-98-0252, Monthly Operating Rept for Jan 1998 for Duane Arnold Energy Center1998-01-31031 January 1998 Monthly Operating Rept for Jan 1998 for Duane Arnold Energy Center NG-98-0017, Monthly Operating Rept for Dec 1997 for Duane Arnold Energy Center1997-12-31031 December 1997 Monthly Operating Rept for Dec 1997 for Duane Arnold Energy Center NG-97-2118, Monthly Operating Rept for Nov 1997 for DAEC1997-11-30030 November 1997 Monthly Operating Rept for Nov 1997 for DAEC NG-97-1959, Monthly Operating Rept for Oct 1997 for DAEC1997-10-31031 October 1997 Monthly Operating Rept for Oct 1997 for DAEC NG-97-1781, Monthly Operating Rept for Sept 1997 for Duane Arnold Energy Center1997-09-30030 September 1997 Monthly Operating Rept for Sept 1997 for Duane Arnold Energy Center ML20217C3491997-08-31031 August 1997 Revised MOR for Aug 1997 for DAEC ML20210V1851997-08-31031 August 1997 Monthly Operating Rept for Aug 1997 for DAEC NG-97-1452, Monthly Operating Rept for July 1997 for DAEC1997-07-31031 July 1997 Monthly Operating Rept for July 1997 for DAEC NG-97-1258, Monthly Operating Rept for June 1997 for DAEC Per GL 97-021997-06-30030 June 1997 Monthly Operating Rept for June 1997 for DAEC Per GL 97-02 NG-97-1033, Monthly Operating Rept for May 1997 for Duane Arnold Energy Center1997-05-31031 May 1997 Monthly Operating Rept for May 1997 for Duane Arnold Energy Center NG-97-0894, Monthly Operating Rept for Apr 1997 for Duane Arnold Energy Ctr1997-04-30030 April 1997 Monthly Operating Rept for Apr 1997 for Duane Arnold Energy Ctr NG-97-0674, Monthly Operating Rept for Mar 1997 for Duane Arnold Energy Ctr1997-03-31031 March 1997 Monthly Operating Rept for Mar 1997 for Duane Arnold Energy Ctr NG-97-0453, Monthly Operating Rept for Feb 1997 for Duane Arnold Energy Center1997-02-28028 February 1997 Monthly Operating Rept for Feb 1997 for Duane Arnold Energy Center NG-97-0308, Monthly Operating Rept for Jan 1997 for Duane Arnold Energy Center1997-01-31031 January 1997 Monthly Operating Rept for Jan 1997 for Duane Arnold Energy Center NG-97-0059, Monthly Operating Rept for Dec 1996 for Duane Arnold Energy Center1996-12-31031 December 1996 Monthly Operating Rept for Dec 1996 for Duane Arnold Energy Center NG-96-2647, Monthly Operating Rept for Nov 1996 for Duane Arnold Energy Center1996-11-30030 November 1996 Monthly Operating Rept for Nov 1996 for Duane Arnold Energy Center NG-96-2447, Monthly Operating Rept for Oct 1996 for Duane Arnold Energy Center1996-10-31031 October 1996 Monthly Operating Rept for Oct 1996 for Duane Arnold Energy Center NG-96-2166, Monthly Operating Rept for Sept 1996 for DAEC1996-09-30030 September 1996 Monthly Operating Rept for Sept 1996 for DAEC NG-96-1913, Monthly Operating Rept for Aug 1996 for DAEC1996-08-31031 August 1996 Monthly Operating Rept for Aug 1996 for DAEC NG-96-1713, Monthly Operating Rept for Jul 1996 for DAEC1996-07-31031 July 1996 Monthly Operating Rept for Jul 1996 for DAEC NG-96-1481, Monthly Operating Rept for June 1996 for Duane Arnold Energy Ctr1996-06-30030 June 1996 Monthly Operating Rept for June 1996 for Duane Arnold Energy Ctr NG-96-1298, Monthly Operating Rept for May 1996 for Duane Arnold Energy Center1996-05-31031 May 1996 Monthly Operating Rept for May 1996 for Duane Arnold Energy Center NG-96-1055, Monthly Operating Rept for Apr 1996 for Duane Arnold Energy Center1996-04-30030 April 1996 Monthly Operating Rept for Apr 1996 for Duane Arnold Energy Center NG-96-0825, Monthly Operating Rept for Mar 1996 for DAEC1996-03-31031 March 1996 Monthly Operating Rept for Mar 1996 for DAEC NG-96-0624, Monthly Operating Rept for Feb 1996 for DAEC1996-02-29029 February 1996 Monthly Operating Rept for Feb 1996 for DAEC NG-96-0320, Monthly Operating Rept for Jan 1996 for DAEC1996-01-31031 January 1996 Monthly Operating Rept for Jan 1996 for DAEC ML20096C3101995-12-31031 December 1995 Monthly Operating Rept for Dec 1995 for Duane Arnold Energy Ctr NG-95-3516, Monthly Operating Rept for Nov 1995 for Duane Arnold Energy Ctr1995-11-30030 November 1995 Monthly Operating Rept for Nov 1995 for Duane Arnold Energy Ctr NG-95-3235, Monthly Operating Rept for Oct 1995 for Duane Arnold Energy Ctr1995-10-31031 October 1995 Monthly Operating Rept for Oct 1995 for Duane Arnold Energy Ctr NG-95-3057, Monthly Operating Rept for Sept 1995 for Duane Arnold Energy Ctr1995-09-30030 September 1995 Monthly Operating Rept for Sept 1995 for Duane Arnold Energy Ctr 1999-09-30
[Table view] Category:TEXT-SAFETY REPORT
MONTHYEARML20217H8991999-10-18018 October 1999 SER Approving Licensee Requests for Relief NDE-R001 (Part a & B),NDE-R027,NDE-028,NDE-R029,NDE-R030,NDE-R032 & NDE-R035. Relief Request NDE-036,denied & Relief Request NDE-R-034, Deemed Unnecessary NG-99-1415, Monthly Operating Rept for Sept 1999 for Daec.With1999-09-30030 September 1999 Monthly Operating Rept for Sept 1999 for Daec.With ML20212H2381999-09-22022 September 1999 Safety Evaluation Supporting Amend 228 to License DPR-49 NG-99-1226, Monthly Operating Rept for Aug 1999 for Duane Arnold Energy Center.With1999-08-31031 August 1999 Monthly Operating Rept for Aug 1999 for Duane Arnold Energy Center.With NG-99-1115, Monthly Operating Rept for July 1999 for Daec.With1999-07-31031 July 1999 Monthly Operating Rept for July 1999 for Daec.With NG-99-0963, Monthly Operating Rept for June 1999 for Daec.With1999-06-30030 June 1999 Monthly Operating Rept for June 1999 for Daec.With ML20195G9901999-06-0909 June 1999 Safety Evaluation Supporting Amend 227 to License DPR-49 NG-99-0835, Monthly Operating Rept for May 1999 for Daec.With1999-05-31031 May 1999 Monthly Operating Rept for May 1999 for Daec.With ML20206N7551999-05-13013 May 1999 Safety Evaluation Accepting GL 95-07, Pressure Locking & Thermal Binding of Safey-Related Power-Operated Gate Valves NG-99-0682, Monthly Operating Rept for Apr 1999 for Duane Arnold Energy Center.With1999-04-30030 April 1999 Monthly Operating Rept for Apr 1999 for Duane Arnold Energy Center.With NG-99-0530, Monthly Operating Rept for Mar 1999 for Daec.With1999-03-31031 March 1999 Monthly Operating Rept for Mar 1999 for Daec.With ML20207G0251999-03-0303 March 1999 SER Concluding That Licensee Established Acceptable Program to Verify Periodically design-basis Capability of safety- Related MOVs at Duane Arnold & That Licensee Adequately Addressed Actions Requested in GL 96-05 NG-99-0330, Monthly Operating Rept for Feb 1999 for Daec.With1999-02-28028 February 1999 Monthly Operating Rept for Feb 1999 for Daec.With ML20202B4311999-01-26026 January 1999 Safety Evaluation Accepting Request for Approval to Use ASME Code Case N-508-1 in ISI Program for Duane Arnold Energy Ctr ML20202B3851999-01-26026 January 1999 Safety Evaluation Addressing Thermo-Lag Related Ampacity Derating Issues.Ampacity Derating Analysis Results Acceptable NG-99-0020, Monthly Operating Rept for Dec 1998 for Daec.With1998-12-31031 December 1998 Monthly Operating Rept for Dec 1998 for Daec.With ML20206N3211998-12-0707 December 1998 Final Part 21 Rept Re Piston Failure of MSIV Actuator at Daec.Rept Indicates That No Reportable Defect Exists,Per 10CFR21 NG-98-2010, Monthly Operating Rept for Nov 1998 for Daec.With1998-11-30030 November 1998 Monthly Operating Rept for Nov 1998 for Daec.With ML20196F9571998-11-24024 November 1998 Rev 20 to QA Program Description,Ufsar 17.2 for Daec NG-98-1875, Monthly Operating Rept for Oct 1998 for Daec.With1998-10-31031 October 1998 Monthly Operating Rept for Oct 1998 for Daec.With NG-98-1717, Monthly Operating Rept for Sept 1998 for Daec.With1998-09-30030 September 1998 Monthly Operating Rept for Sept 1998 for Daec.With NG-98-1767, Cyclic Rept of Facility Changes,Tests & Experiments,Fire Plan & Commitment Changes,For Period from 970301-980930. with1998-09-30030 September 1998 Cyclic Rept of Facility Changes,Tests & Experiments,Fire Plan & Commitment Changes,For Period from 970301-980930. with ML17354B0971998-09-0909 September 1998 Part 21 Rept Re Possible Machining Defect in Certain One Inch Stainless Steel Swagelok Front Ferrules,Part Number SS-1613-1.Caused by Tubing Slipping Out of Fitting at Three Times Working Pressure of Tubing.Notified Affected Utils ML20153B4141998-08-31031 August 1998 Monthly Operating Rept for Aug 1998 for DAEC NG-98-1389, Monthly Operating Rept for July 1998 for DAEC1998-07-31031 July 1998 Monthly Operating Rept for July 1998 for DAEC ML20236X5321998-07-29029 July 1998 Safety Evaluation Re USI A-46 Program Implementation for Plant ML20236W0021998-07-29029 July 1998 Safety Evaluation Accepting Request for Relief NDE-R020 Re Third 10-yr ISI Interval of Plant,Per 10CFR50.55a(a)(3(i) ML20236S2541998-07-14014 July 1998 Special Rept 98-01:on 980629,diesel-driven Fire Pump Was Inoperable for Greater than Seven Days.Caused by Sheared Off Tie Rods on Accessory Drive End of Engine.Evaluated Condition,Procured Parts & Replaced Tie Rods ML20236R3251998-06-30030 June 1998 Monthly Operating Rept for June 1998 for DAEC ML20249B5171998-05-31031 May 1998 Monthly Operating Rept for May 1998 for DAEC ML20247P5651998-05-18018 May 1998 Part 21 Rept Re Model SA-A101 MSIV A' Actuator Showing Evidence of Internal Leakage,In Both Directions Past Pneumatic Piston.Situation Being Reviewed to Determine If Failure Could Pose Substantial Safety Hazard ML20247K1881998-05-0808 May 1998 Rev 0 to Cycle 16 COLR, for May 1998 ML20247H9381998-04-30030 April 1998 Monthly Operating Rept for Apr 1998 for DAEC ML20216J9171998-04-16016 April 1998 Safety Evaluation Accepting Relief Request MC-R001 for First 10-yr Interval of Containment Insp Program Per 10CFR50.55a (a)(3)(ii),per 971219 Request ML20217K7251998-04-16016 April 1998 Correction to SE of Relief Request MC-R001 Re Qualification Requirements for non-destructive Exam Personnel Performing Containment Insp ML20217K0471998-04-0101 April 1998 Safety Evaluation Authorizing Proposed Alternative in Relief Request NDE-R004 for Plant Third 10-yr ISI Interval,Based on Finding That Compliance W/Code Would Result in Hardship W/O Compensating Increase in Level of Quality & Safety ML20217H8831998-04-0101 April 1998 Safety Evaluation Supporting Request for Relief for Third ISI Program NG-98-0650, Monthly Operating Rept for Mar 1998 for Duane Arnold Energy Center1998-03-31031 March 1998 Monthly Operating Rept for Mar 1998 for Duane Arnold Energy Center ML20216F6791998-03-31031 March 1998 Monthly Operating Rept for Mar 1998 for DAEC ML20217F8841998-03-23023 March 1998 Safety Evaluation Accepting Third 10-yr Inservice Insp Interval Program Plan Requests for Relief for Plant NG-98-0398, Monthly Operating Rept for Feb 1998 for DAEC1998-02-28028 February 1998 Monthly Operating Rept for Feb 1998 for DAEC NG-98-0252, Monthly Operating Rept for Jan 1998 for Duane Arnold Energy Center1998-01-31031 January 1998 Monthly Operating Rept for Jan 1998 for Duane Arnold Energy Center ML20199L3481998-01-31031 January 1998 Rev 0 to Duane Arnold Energy Ctr Emergency Action Level (EAL) Technical Basis Document ML20249B3331997-12-31031 December 1997 1997 Annual Rept for Alliant Corporation ML20249B3391997-12-31031 December 1997 Central Iowa Power Coopertive 1997 Annual Rept ML20249B3351997-12-31031 December 1997 1997 Annual Rept for Corn Belt Power Cooperative NG-98-0017, Monthly Operating Rept for Dec 1997 for Duane Arnold Energy Center1997-12-31031 December 1997 Monthly Operating Rept for Dec 1997 for Duane Arnold Energy Center NG-97-2118, Monthly Operating Rept for Nov 1997 for DAEC1997-11-30030 November 1997 Monthly Operating Rept for Nov 1997 for DAEC ML20199J6841997-11-21021 November 1997 SER Approving Relief Requests to Second 10-year Inservice Inspection Interval for Duane Arnold Energy Center NG-97-1959, Monthly Operating Rept for Oct 1997 for DAEC1997-10-31031 October 1997 Monthly Operating Rept for Oct 1997 for DAEC 1999-09-30
[Table view] |
Text
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. OPERATING DATA REPORT DOCKET NO. 050-0331 DATE 7-15-83 COM'LETED BY Matt Andersen TELEPHONE 319-851-7308 l
OPERATING STATUS Notes
- 1. Unit Name Duane Arnold Energy Center <
\
- 2. Reporting Period J une, 1983 !
- 3. Licensed Thermal Power (Mtt): 1658 l f4. Nameplate Rating (Gross Mde): 565 (Turbine Rating) !
- 5. Design Electrical Rating (Not We): 538
- 6. Maximum Dependable Capacity (Gross Mie): 545
- 7. Maximun Dependable Capacity (Not Mdo): 515
- 8. If Changes Occur in Capacity Ratings (items Nisaber 3 Through 7) Since the Last Report, GIvo Reasons:
- 9. Power Level to Which Restricted, if An y (Not Mde):
- 10. Reasons for Restrictions, if Any:
This M> nth Yr-to-Date Cisnulative
- 11. Hours in Reporting Period 720.0 4343.0 73727.0
- 12. Number of Hours Reactor Was Critical 162.8 1799.6 52055.9
- 13. Reactor Reserve Shutdown Hours 0 .0 0 .0 0 .0
- 14. Hours Generator On-Line 89.8 1673.3 50608.5
- 15. Unit Reser we Shutdown Hours 0 .0 0 .0 0 .0
- 16. Gross Thermal Energy Generated (Mei) 115886.4 1998648.0 62368168,0
- 17. Gross Electrical Energy Generated (Mei) -38423.0 675358.0 20890275.0
- 18. Not Electrical Energy Generated (Mei) 35984.0 629998.1 19544270.5
- 19. Unit Service Factor 12.5% '38.5% 68.6%
l 20. Unit Availability Factor 12.5% 38.5% 68.6%
?.l. Unit Capacity Factor (Using POC Net) 9.7 % 28.25 51.5%
- 22. Unit Capacit y Factor (Using DER Net) 9.3% 27.0% 49.3%
l.
- 23. Unit Forced Outage Rate 87.5% 27.4% 18.2%
- 24. Shutdowns Scheduled Over Next 6 pbnths (Type, Date, and Duration of Each):
- 25. If Shut Down At. End Of Report Period, Estimated Date of Startup:
Turbine Rating: 565.7 Mio
~
- Generator Rating: 663.5 (MfA) x .90 (Power Factor) = 597 Mde pyan*a8%
R , -.
, AVERAGE DAILY UNIT POER LEVEL DOCKET NO. 050-0331 UNIT Dueno Arnold Energy Center DATE Jul y 15, 1983 1
CO WLETED BY htt Andersen TELEPHONE 319-851-7308 M) NTH June, 1983 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POER LEVEL
( Mio-Net) (Mdo-Net) 1 499 17 0 2 522 18 0 3 347 19 0 4 0 20 0 5 3 21 0 6 0 22 0 7 0 23 0 8 0 24 0 9 0 25 0 10 0 26 0 11 0 27 0 12 0 28 0 13 0 29 0 14~ 0 30 229 15 0 31 N/A 16 0 INSTRUCTIONS l On this format, list the everage dell y unit power level in Mie-Net for each dey in the reporting month Compute to the nearest-whole megewett.
(9/77) 1
UNIT SHUTDOONS AND POWER REDUCTIONS Dsckot N3 050-0331 , ,.
Ualt N]oo Dxeso Arenid Emercy Cneter Dato Jul y 15, 1983 REPORT MONTH June, 1983 Completed by Ma tt Andersen .
Telephone 319-851-7308 -
m o
+a*
c- n *fa Licensee $ Cause & Corrective No. 'Date ", 3[ $ ]7* Event' 8, En Action to F
e o L m I
o f$c ewa Report # $'
>o E*
a o Prevent Recurrence j- E x g no go 7 830603 F 32.7 A 3 N/A N/A N/A Reactor scram on low. water level due to "B" RFP trip on low suction pressure caused b y CV-1611 falling open.
8 830605 F 597.5 A 1 N/A N/A N/A Turbine vibration and subsequent problems with secondar y plant equipment. -.
t I 2 3 4 F: Forced Reason: Method: Exhibit G-Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance of Test 2-Manual Scram. Entry Sheets for Licensee C-Refueling 3-Automatic Scram. Event Report (LER) File (NUREG-D-Regulatory Restriction 4-Other(Explain) 0161)
E-Operator Training & License Examination F-Administrative 5
-G-Operational Error (Explain) Exhibit 1-Same Source (9/77) H-Other(Explain)
. _ _ . . . .- ,- - _ _m__
Dschst.No. 050-0331-i* Unit Duane Arnold Enera y Ctr Date July 15, 1983 i Completed b y Ma t t Anderson !
. Telephone 319-851-7308 REFUELING I NFOR MAT I ON
- 1. .Name of f acilit y. .i A. . Duane Arnold Energy Center 2.: Scheduled date for next refueling' shutdown.
A. Fall, 1984 3.; -Scheduled date for restart-following refueling.
A. Fall 1984 4 Wi l l'. ref uel ing or- res umption of operation thereafter require a i technical' specification change or other license amendment?
None curren'tl y identi f ied.
'5 Scheduled date(s) for submitting proposed licensing action-and supporting information.
N/A
- 6. Important:llconsing. considerations associated with refueling, e.g., new
~
i or different fuelldesign or supplier, unreviewed design or-performance ana l ys i s methods, signifIcant changes'In fuel design, new operating j i
-procedures..
None-
' 7.. . The n umber of fuel assemblies-(a).In the core and (o)/in the spent fuel, storage pool.:
l A..a) 368. 'b)'576 ,
8.' The present_ licensed spent.. fuel pool . storage capacity and the size of en y increase in licensed storage capacit y that.has been - requested or -is
-planned, In number.'of fuel assemblies.
~
' A . -- 20 50 -
9 .The projected date.of the last ref ueling that. can' be discharged-. tof the spent f uel o pool assuming : the present l icensed capacit y.-
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- , Dschet.Ms. 050-0331 c Unit Du*no Arnold Enora y Ctr
- Date Jul y 15, 1983 Completed b y fktt Anderson Telephone 319-851-7308 NARRATI VE
SUMMARY
OF OPERATING EXPERIENCE 6-1-83 Plant in normal operation at 479 MWo.
6-3-83 At 1552 hours0.018 days <br />0.431 hours <br />0.00257 weeks <br />5.90536e-4 months <br />, reactor scram on low water level due to "B" RFP trip on. low suction pressure caused b y CV-1611 falling open.
At 1834 hours0.0212 days <br />0.509 hours <br />0.00303 weeks <br />6.97837e-4 months <br />, modo switch transferred to Startup.
6-4-83 At 1732 hours0.02 days <br />0.481 hours <br />0.00286 weeks <br />6.59026e-4 months <br />, reactor critical.
At 2322 hours0.0269 days <br />0.645 hours <br />0.00384 weeks <br />8.83521e-4 months <br />, mode switch placed in Run.
6-5-83 At 0032 hours3.703704e-4 days <br />0.00889 hours <br />5.291005e-5 weeks <br />1.2176e-5 months <br />, main generator on-line.
Ma i n turbine trip at 0111 hours0.00128 days <br />0.0308 hours <br />1.835317e-4 weeks <br />4.22355e-5 months <br />, #2 turbine bearing vibration at 10 mils.
Ma i n generator on-l i ne at 0152 hours0.00176 days <br />0.0422 hours <br />2.513228e-4 weeks <br />5.7836e-5 months <br />, power at 12 MWo .
Ma n ua l turbine trip at 0338 hours0.00391 days <br />0.0939 hours <br />5.588624e-4 weeks <br />1.28609e-4 months <br /> due to #2 bearing vibration.
At 0412 hours0.00477 days <br />0.114 hours <br />6.812169e-4 weeks <br />1.56766e-4 months <br />, main generator on-line.
Turbine trip at 0519 hours0.00601 days <br />0.144 hours <br />8.581349e-4 weeks <br />1.974795e-4 months <br /> due to #2 bearing vibration.
6-9 At 0245 hours0.00284 days <br />0.0681 hours <br />4.050926e-4 weeks <br />9.32225e-5 months <br />, reactor critical.
Mode sw i tch transferred to Run at 1305 hours0.0151 days <br />0.363 hours <br />0.00216 weeks <br />4.965525e-4 months <br />.
Turbine trip at 1441 hours0.0167 days <br />0.4 hours <br />0.00238 weeks <br />5.483005e-4 months <br /> due to high vibration.
At 1927 hours0.0223 days <br />0.535 hours <br />0.00319 weeks <br />7.332235e-4 months <br />, commenced reactor shutdown to Inspect #2 bearing and turbine thrust bearings.
6-11-83 Turbine bearing inspection revealed #2 bearing wiped and journal scored.
6-13-83 Reactor in cold shutdown.
6-27-83 At 2010 hours0.0233 days <br />0.558 hours <br />0.00332 weeks <br />7.64805e-4 months <br />, commenced reactor startup.
At 2142 hours0.0248 days <br />0.595 hours <br />0.00354 weeks <br />8.15031e-4 months <br />, reactor critical.
6-28-83 Reactor subcritical.at 0421 hours0.00487 days <br />0.117 hours <br />6.960979e-4 weeks <br />1.601905e-4 months <br /> f or dr yw e l l Inspection.
6-29-83 At 0944 hours0.0109 days <br />0.262 hours <br />0.00156 weeks <br />3.59192e-4 months <br />,' reactor critical.
. - . . _. - -. .._.-_,...m_ ._ _ _ _a. .. m ._. . .
a "
Doc kst Nai 050-0331 t
j Unit Duenn Arnold Energ y Ctr
- *, Date Jul y 15, 1983 x Completed b y Matt Anderson
- Telephone 319-851-7308
~
NARRATIVE
SUMMARY
OF OPERATING EXPERIENCE
~
. 6-30-63 'At 0137 hours0.00159 days <br />0.0381 hours <br />2.265212e-4 weeks <br />5.21285e-5 months <br />, main generator on-line.
Reactor coolant conductivit y increased to 2.504 micrombos and pH r
- decreased to 4.95, below Tech Spec 3.6.ts .2.d , l i mi t of pH (5.6 to
, 8.o). Conductivit y and pH returned to normal within allowable 24
!'- hour period.
At:2245 hours, plant.in normal operation at-234 MWo .
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'lowa Electric Light and Ibwer Company July 15, 1983 DAEC-83 560 Director, Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission Washington, D. C.- 20555 Attn: Document Control Desk
Subject:
Monthly Operating Report File: A-118d, TE-5
Dear Sirs:
Please find enclosed 12 copies of the Duane Arnold Energy Center Monthly
-Operating Report for July, 1983. The report has been prepared in accordance with the requirements of Regulatory Guide 1.16 and distribution has been made in accordance with Regulatory Guide 10.1 and Technical Specification 6.11.1.c. .
Very truly yours, Daniel L. Mineck P1 ant Superintendent - Nuclear Duane Arnold Energy Center DLM/MWA/pf*
Enclosures cc: Director, Office of Inspection Mr. Phillip Ross and Enforcement U. S. Nuclear Regulatory Commission U. S. Nuclear Regulatory Comnission Maryland National Bank Bldg.
Region III Washington, D. C. 20555 799 Roosevelt' Road Glen Ellyn, IL 60137.:(1) NRC Resident Inspector Director, Office of Management and Mr. Dennis Murdock
' Program Analysis . - Central Iowa Power Cooperative U. S. Nuclear Regulatory Commission Marion, IA 52302 Washington, D. C. 20555 (1)
Mr. George Toyne, Gen. Mgr.
U.-S. Nuclear Regulatory Commission Corn -Belt Power Cooperative ATTN: Mr. Frank-Apicella . Box 508-Phillips Bldg. Mail 416 Humboldt, IA 50548 Washington, D. C. 20555 INPO Records Center
'1100 Circle 75 Parkway Suite 1500 J-Atlanta, GA. 30339._ -
o n.arnaaenmc.nace.r.a enas1.cca.cn,sa -sam.mumn (