ML091520456
| ML091520456 | |
| Person / Time | |
|---|---|
| Site: | Palisades  |
| Issue date: | 07/07/2009 |
| From: | NRC/RGN-III |
| To: | Entergy Nuclear Palisades |
| Shared Package | |
| ML082200319 | List: |
| References | |
| Download: ML091520456 (16) | |
Text
NRC REGION III INITIAL LICENSE EXAM JOB PERFORMANCE MEASURE JPM:
SRO ADMIN b TITLE:
REVIEW A PCS LEAK RATE CANDIDATE:
EXAMINER:
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 2 of 16 JULY 2008 JOB PERFORMANCE MEASURE DATA PAGE Task:
Review A Primary Coolant System Leak Rate Calculation (DWO-1)
Alternate Path: N/A Facility JPM #: NEW K/A: 2.1.25 Importance:
SRO: 4.2 K/A Statement: Ability to interpret reference materials, such as graphs, curves, tables, etc.
Task Standard: Review and Approve A Primary System Leakage Calculation (DWO-1,, PCS Inventory Form)
Preferred Evaluation Location: Simulator
__X__
In Plant Preferred Evaluation Method:
Perform
__X__
Simulate
References:
DWO-1, OPERATORS DAILY/WEEKLY ITEMS MODES 1, 2, 3, AND 4 Validation Time: 30 minutes Time Critical:
NO Candidate:
Time Start: ________
Time Finish:
Performance Time:
________ minutes Performance Rating:
SAT______
UNSAT ______
Comments:
Examiner: _______________________________
Date:
Signature
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 3 of 16 JULY 2008 EXAMINER COPY ONLY Tools/Equipment/Procedures Needed:
DWO-1, Attachment 8, PCS Inventory Form completed by NCO-R Also see Simulator Operator Instructions (last page of this document).
READ TO CANDIDATE DIRECTION TO CANDIDATE:
I will explain the initial conditions, and state the task to be performed. All control room steps shall be performed for this JPM, including any required communications. I will provide initiating cues and reports on other actions when directed by you. Ensure you indicate to me when you understand your assigned task. To indicate that you have completed your assigned task return the handout sheet I provided you.
INITIAL CONDITIONS:
DWO-1, Attachment 8, PCS Inventory Form, has been completed A 25.1 gallon PMW addition was made to the PCS No Boric Acid Additions were made Zinc addition is 2.36 liters/day (from the Shift Managers log)
Charging Pump Seal leakage (total) is 105 ml/min CRDM Seal leakage is 10 ml/min No known leakage sources outside the PCPB No known leakage sources inside the PCPB INITIATING CUES:
The NCO-R has just completed a PCS Leak Rate, DWO-1, Attachment 8, PCS Inventory Form, and requests that you review and approve it.
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 4 of 16 JULY 2008 Proc. Step TASK ELEMENT 1 STANDARD Grade n/a Obtain completed DWO-1, Attachment 8, PCS Inventory Form SRO obtains completed Working Copy of DWO-1, Attachment 8 S U Comment:
Notes:
Evaluator provides candidate with the completed PCS Inventory Form (Attachment 8) Working Copy.
Proc. Step TASK ELEMENT 2 STANDARD Grade 5.1.6.f IF MODE 1, 2 or 3 AND Pressure is between 2055 and 2065 psia (inclusive),
THEN RECORD 0.18201 ft3 for Pressurizer Vapor Space specific volume on Att. 8, Step 1.f.
SRO ensures 0.18021 entered in Att. 8, Step 1.f S U Comment:
Proc. Step TASK ELEMENT 3 STANDARD Grade 5.1.6.g IF MODE 1, 2 or 3 AND Pressure is between 2055 and 2065 psia (inclusive),
THEN RECORD 0.02595 ft3/lbmfor Pressurizer Liquid Space specific volume on Att. 8, Step 1.g SRO ensures 0.02595 entered in Att. 8, Step 1.g S U Comment:
Proc. Step TASK ELEMENT 4 STANDARD Grade 5.1.6.h RECORD 0.01616 ft3/lbm for Volume Control Tank specific volumet on Att. 8, Step 1.h SRO ensures 0.01616 entered in Att. 8, Step 1.i S U Comment:
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 5 of 16 JULY 2008 Proc. Step TASK ELEMENT 5 STANDARD Grade 5.1.6.i DETERMINE Primary Coolant System specific volume from Attachment 13, Subcooled Specific Volume, AND RECORD on Att. 8, Step 1.i SRO ensures.021732 entered in Att. 8, Step 1.i S U Comment:
Proc. Step TASK ELEMENT 6 STANDARD Grade 5.1.6.j CALCULATE Pressurizer Vapor Space Volume (VGPZR) to the nearest 0.1 ft3 AND RECORD on Att.8, Step 1.j VGPZR = (94.3% - LPZR) (14.370 ft3/%) +
182.20 ft3 SRO ensures 703.7 entered in Att. 8, Step 1.j S U Comment:
Proc. Step TASK ELEMENT 7 STANDARD Grade 5.1.6.k CALCULATE Pressurizer Liquid Space Volume (VFPZR) to the nearest 0.1 ft3 AND RECORD on Att.8, Step 1.k VFPZR = 1547 - VGPZR SRO ensures 843.3 entered in Att. 8, Step 1.k S U Comment:
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 6 of 16 JULY 2008 Proc. Step TASK ELEMENT 8 STANDARD Grade 5.1.6.m IF Primary Makeup Water was added during performance of the test THEN:
- 1. DETERMINE the total AND RECORD.on Att. 8, Step 1.m.1
- 2. CALCULATE mass added AND RECORD. on Att. 8, Step 1.m.3 SRO ensures:
25.1 entered in Att. 8, Step 1.m.1 209.1 entered in Att. 8, Step 1.m.3 S U Comment:
Proc. Step TASK ELEMENT 9 STANDARD Grade 5.1.6.n IF Boric Acid was added during performance of the test THEN:.
SRO ensures:
0 entered in Att. 8, Step 1.n.1 0 entered in Att. 8, Step 1.n.3 S U Comment:
Note: No Boric Acid Added Proc. Step TASK ELEMENT 10 STANDARD Grade 5.1.6.o IF the Zinc Addition was in service during the performance of the test, THEN:.
- 1. IF Zinc addition rate is less than or equal to 4 liters/day, THEN ENTER 0.0 on Att. 8, Step 1.o.4 AND GO TO Step 5.1.6.p SRO ensures:
2.36 entered in Att. 8, Step 1.o.1 (Zinc Injection Rate) 0 entered in Att. 8, Step 1.o.1 180 entered in Att. 8, Step 1.o.2 0 entered in Att. 8, Step 1.o.4 S U Comment:
Note: 2.36 liters/day given in Initial Conditions from Shift Managers Log
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 7 of 16 JULY 2008 Proc. Step TASK ELEMENT 11 STANDARD Grade 5.1.6.p CALCULATE Total Mass added AND RECORD on Att. 8, Step 1.p Total Mass added = 1.m.3 + 1.n.3 + 1.o.4 SRO ensures 209.1 entered in Att. 8, Step 1.p S U Comment:
Proc. Step TASK ELEMENT 12 STANDARD Grade 5.1.6.q CALCULATE Total Uncorrected Leakage AND RECORD to the nearest 0.001 gpm per Att. 8, Step 1.q SRO ensures.083 entered in Att. 8, Step 1.q S U Comment:
Proc. Step TASK ELEMENT 13 STANDARD Grade 5.1.7.a RECORD Charging Pump seal leakage in ml/min on Att. 8, Step 2.a SRO ensures 105 entered in Att. 8, Step 2.a S U Comment:
Note: 105 ml/min Charging Pump seal leakage given in Initial Conditions
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 8 of 16 JULY 2008 Proc. Step TASK ELEMENT 14 STANDARD Grade 5.1.7.b CONVERT Charging Pump seal leakage to gpm AND RECORD to the nearest 0.001 gpm per Att. 8, Step 2.a SRO ensures.028 entered in Att. 8, Step 2.a S U Comment:
Proc. Step TASK ELEMENT 15 STANDARD Grade 5.1.7.c IF any primary coolant leakage sources outside of Primary Coolant Pressure Boundary.
SRO ensures 0 entered in Att. 8, Step 2.b S U Comment:
Note: No other leakage sources outside the PCPB given in Initial Conditions.
Proc. Step TASK ELEMENT 16 STANDARD Grade 5.1.7.d CONVERT primary coolant leakage sources outside of the Primary Coolant Pressure Boundary SRO ensures 0 entered in Att. 8, Step 2.b S U Comment:
Proc. Step TASK ELEMENT 17 STANDARD Grade 5.1.7.e CALCULATE leakage which affects PCS leakrate calculations and is outside of the Primary Coolant Pressure Boundary AND RECORD to the nearest 0.001 gpm per Att. 8, Step 2.d SRO ensures.028 entered in Att. 8, Step 2.c S U Comment:
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 9 of 16 JULY 2008 Proc. Step TASK ELEMENT 18 STANDARD Grade 5.1.7.f CALCULATE Corrected PCS Leakage AND RECORD to the nearest 0.001 gpm per Att.8, Step 2.d (Att. 8, Step 1.q - Att. 8, Step 2.c)
SRO ensures.055 entered in Att. 8, Step 2.d S U Comment:
Proc. Step TASK ELEMENT 19 STANDARD Grade 5.1.8.a RECORD the most recent CRDM seal leakage measurement in ml/min on Att. 8, Step 3.a.
SRO ensures 10 entered in Att. 8, Step 3.a S U Comment:
Note: Candidate discovers that 105 ml/min has been entered for CRDM seal leakage. Candidate corrects this by entering 10 on Att. 8, step 3.a.
EVALUATOR: If candidate directs NCO to reperform calculation, instruct the candidate that the NCO is busy and that they should perform the corrections.
CRITICAL STEP Proc. Step TASK ELEMENT 20 STANDARD Grade 5.1.8.b COVERT CRDM seal leakage to gpm AND RECORD to the nearest 0.001 gpm per Att. 8, Step 3.a SRO ensures.003 entered in Att. 8, Step 3.a S U Comment:
Note: Candidate discovers that.028 gpm has been entered for CRDM seal leakage. Candidate corrects this by entering.003 gpm on Att. 8, step 3.a.
CRITICAL STEP
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 10 of 16 JULY 2008 Proc. Step TASK ELEMENT 21 STANDARD Grade 5.1.8.c IF any primary coolant leakage sources inside the Primary Coolant Pressure Boundary..
SRO ensures 0 entered in Att. 8, Step 3.b S U Comment:
Note: No known leakage sources inside the PCPB given in Initial Conditions.
Proc. Step TASK ELEMENT 22 STANDARD Grade 5.1.8.d CONVERT primary coolant leakage sources inside of the Primary Coolant Pressure Boundary.
SRO ensures 0 entered in Att. 8, Step 3.b S U Comment:
Proc. Step TASK ELEMENT 23 STANDARD Grade 5.1.8.e CALCULATE Identified PCS Leakage AND RECORD to the nearest 0.001 gpm per Att. 8, Step 4.a (Att. 8, Step 3.a + Att. 8, Step 3.b)
SRO ensures.003 entered in Att. 8, Step 3.c S U Comment:
Note: Candidate discovers that.028 gpm has been entered for Identified leakage. Candidate corrects this by entering.003 gpm on Att. 8, step 3.c.
CRITICAL STEP
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 11 of 16 JULY 2008 Proc. Step TASK ELEMENT 24 STANDARD Grade 5.1.9.a CALCULATE Unidentified PCS Leakage AND RECORD to the nearest 0.001 gpm per Att. 8, Step 4.a (Att. 8, Step 2.d - Att. 8, Step 3.c)
SRO ensures.052 entered in Att. 8, Step 4.a S U Comment:
Note: Candidate discovers that.027 gpm has been entered for Identified leakage. Candidate corrects this by entering.052 gpm on Att. 8, step 4.a.
CRITICAL STEP Proc. Step TASK ELEMENT 25 STANDARD Grade 5.1.9.b IF PCS Unidentified Leakage from.. is greater than or equal to 0.05 gpm, THEN PERFORM the following:
- 1. NOTIFY Chemistry to determine the current steam generator primary to secondary leakage.. AND RECORD to the nearest 0.001 gpm as identified leakage on Att. 8, Step 3.b SRO attempts to contact Chemistry for Primary to Secondary leakage calculation.
S U Comment:
EVALUATOR QUE: When SRO attempts to contact Chemistry, end the JPM.
CRITICAL STEP END OF TASK
JPM SRO ADMIN 1B PALISADES NUCLEAR PLANT Page 12 of 16 JULY 2008 CANDIDATE CUE SHEET (TO BE RETURNED TO EXAMINER TO UPON COMPLETION OF TASK)
INITIAL CONDITIONS:
DWO-1, Attachment 8, PCS Inventory Form, has been completed A 25.1 gallon PMW addition was made to the PCS No Boric Acid Additions were made Zinc addition is 2.36 liters/day (from the Shift Managers log)
Charging Pump Seal leakage (total) is 105 ml/min CRDM Seal leakage is 10 ml/min No known leakage sources outside the PCPB No known leakage sources inside the PCPB INITIATING CUES:
The NCO-R has just completed a PCS Leak Rate, DWO-1, Attachment 8, PCS Inventory Form, and requests that you review and approve it.
Proc No DWO-1 PCS INVENTORY FORM Revision 82 Page 13 of 28 PALISADES NUCLEAR PLANT Page 13 of 16 JULY 2008 Date: TODAY TECHNICAL SPECIFICATION REQUIRED INFORMATION ONLY
- 1.
TOTAL UNCORRECTED LEAKAGE CALCULATION (Section 5.1.6)
PARAMETER TIME 1 TIME 2 DELTA TIME
- a.
Leakrate Duration
-0000
+0300 =
180 min
- b.
Pressurizer Level (LPRZ)
PPC PT LPRZC_AVG, LT_0101A_D, LIC-0101A or LIC-0101B 58.01%
58.01%
- c.
Pressurizer Pressure (PPRZ)
PPC PT PRZBE, PR-0101A/B 2061 psia 2061 psia
- d.
Volume Control Tank Level (LVCT)
PPC Point LTC0205_AVG or LIC-0205 71.09%
71.39 %
- e.
PCS Avg Coolant Temperature (TAVE)
PPC PT TAVG, TYT_0100 or TYT_0200A, TI-0110 Reactor Reg #___
560.62°F 560.62°F
- f.
Pressurizer Vapor Space Specific Volume Vg PZR @ PPRZ 0.18021 ft3/lbm 0.18021 ft3/lbm
- g.
Pressurizer Liquid Space Specific Volume Vf PZR @ PPRZ 0.02595 ft3/lbm 0.02595 ft3/lbm
- h.
Volume Control Tank Specific Volume Vf VCT 0.01616 ft3/lbm 0.01616 ft3/lbm
- i.
Primary Coolant System Specific Volume Vf PCS @ PPRZ & TAVE 0.021732 ft3/lbm 0.021732 ft3/lbm
- j.
Pressurizer Vapor Space Volume (VGPZR)
VGPZR = (94.3% - LPRZ) (14.370 ft3/%) +
182.20 ft3 703.7 ft3 703.7 ft3
- k.
Pressurizer Liquid Space Volume (VFPZR)
VFPZR = 1547 ft3 - VGPZR 843.3 ft3 843.3 ft3
- l.
Repeat data at the end of the time period
Proc No DWO-1 PCS INVENTORY FORM Revision 82 Page 14 of 28 PALISADES NUCLEAR PLANT Page 14 of 16 JULY 2008
- m. Primary Makeup Water Addition
- 1.
Volume (FIC-0210A) 25.1 gal
- 2.
Specific Volume of water at room temperature 0.01605 ft3/lbm
- 3.
Mass added = volume (gal) x 0.13368 ft3/gal ÷ 0.01605 ft3/lbm 209.1 lbm
- n. Boric Acid Solution Addition
- 1.
Volume (FIC-0210B) 0 gal
- 2.
Specific Volume of water at 160°F 0.01639 ft3/lbm
- 3.
Mass added = volume (gal) x 0.13368 ft3/gal ÷ 0.01639 ft3/lbm 0 lbm
- o. Zinc Addition
- 1.
Zinc Injection Rate:
( 2.36 liters/day x 0.000183)
[conversion units are gal day/liter min]
0 gpm
- 2.
Leak rate duration from 1.a 180 min
- 3.
Specific Volume of water at room temperature 0.01605 ft3/lbm
- 4.
Mass added = injection rate (gpm) x leakrate duration (min) x 0.13368 ft3/gal ÷ 0.01605 ft3/lbm 0 lbm
- p. Total Mass added = 1.m.3 + 1.n.3 + 1.o.4 209.1 lbm
- q. Total Uncorrected Leakage Calculation
.083 gpm
+
+
+
=
Added Mass Total Vf L
Vf L
Vf V
Vg V
Vf V
Vg V
Vf Vf Time VCT VCT VCT VCT PZR FPZR PZR GPZR PZR FPZR PZR GPZR PCS PCS Rate Leak PCS Total 1
2 1
1 1
1 2
2 2
2 1
2 588 4
1 1
8.
9136 1201 0
Proc No DWO-1 PCS INVENTORY FORM Revision 82 Page 15 of 28 PALISADES NUCLEAR PLANT Page 15 of 16 JULY 2008
+
+
+
=
p 01616
.0 d
01616
.0 d
588
.4 g
k f
j g
k f
j i
1 i
1 8.
9136 a
1201
.0 1
2 1
1 1
1 2
2 2
2 1
2 Rate Leak PCS Total
+
+
+
=
1.
209 01616
.0 09 71 01616
.0 39 71 588
.4
.02595 843.3
.18021 703.7
.02595 843.3
.18021 703.7
.021732 1
.021732 1
8.
9136 180 0.1201 Leak_Rate
_PCS Total
PALISADES NUCLEAR PLANT Page 16 of 16 JULY 2008
- 2.
LEAKAGE CORRECTION CALCULATION (Section 5.1.7)
- a.
Charging Pump Seal Leakage:
(_105__ml/min x 0.0002642 gal/ml)
.028 gpm
- b.
Other known leakage sources outside the PCPB; list source and rate:
Source:
Rate: (___0__ml/min x 0.0002642 gal/ml) 0 gpm
- c.
Leakage outside the PCPB which affects the PCS leakrate calculation: (2.a + 2.b)
.028 gpm
- d.
Corrected PCS Leakage: (1.q - 2.c)
.055 gpm
- 3.
IDENTIFIED PCS LEAKAGE CALCULATION (Section 5.1.8)
- a.
CRDM Seal Leakage:
(__105__ml/min x 0.0002642 gal/ml)
.028 gpm
- b.
Other known leakage sources inside the PCPB; list source and rate:
Source:
Rate: (__0___ml/min x 0.0002642 gal/ml) 0 gpm
- c.
Identified PCS Leakage: (3.a + 3.b)
.028 gpm (If >10.0 gpm - refer to Step 5.1.10b)
- 4.
UNIDENTIFIED PCS LEAKAGE CALCULATION (Section 5.1.9)
- a.
Unidentified PCS Leakage:
(2.d - 3.c)
.027 gpm (If 0.05 gpm, refer to Steps 5.1.9b through 5.1.9f, 5.1.10b)
(If >1.0 gpm - refer to Step 5.1.10b)
- 5.
PCS LEAKAGE CALCULATION COMPLETION (Section 5.1.10) a.1 Record positive values ( 0 gpm) as calculated on Attachment 1, Step 5.1.
a.2 Record negative values (< 0 gpm) as 0 gpm on Attachment 1, Step 5.1.
Pat Person / Today
/
Calculated By Date Reviewed By Date