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{{#Wiki_filter:}} | {{#Wiki_filter:e if Georgia Power | ||
,0.o c .or.o,. oceme, r 6' VOGTLE ELECTRIC GENERATING PLANT y, '' | |||
g | |||
. i TRAINING LESSON PLAN i,'' , | |||
TITLE. EMERGENCY CORE COOLING SYSTEFI3/4.S' NUMBER: 'L -LP-39209-00 PROGRAM: LICENSED OPERATOR TRAINING 0 REVISION: | |||
AUTHOR: C. STUHAAN 8/7/86 i n n DATE: | |||
APPROVED: [ M 'p DATE: f/hg INSTRUCTORGUIDELINES8 | |||
: 1. WHITE BOARD W1TH MARKERS | |||
: 2. OVERHEAD PROJECTOR | |||
: 3. TRANSPARENCY: | |||
: a. LO-TP-39209-001 PURPOSE STATEMENT AND LIST OF 03JECTIVES. | |||
l | |||
, 1 l N l | |||
,, 3 | |||
, -w,azp'''g yv8 s | |||
8608210393 860914 ' ', | |||
' 1,.) I PDR ADOCK 05000424 V PDR 1 | |||
) | |||
LO-LP-39209-00 PURPOSE STATEMENT: | |||
l. | |||
. 1 TO TEACH THE STUDENT THE APPLICABILITY AND ACTIONS OF LIMITING CONDITION FOR OPERATION SECTION 3/4.5, EMERGENCY CORE COOLING SYSTEMS. | |||
II. LIST OF OBJECTIVES: | |||
: 1. The student will be able to determine if in violation of an LCO if given a list of equipment and a given applicability condition. | |||
: 2. The student will be able to give the required action statement from memory if the time limit for action is one hour or less. | |||
: 3. The student will be able to look up the required action if given the applicable LCO if action required in more than one hour. | |||
Additional for SRO | |||
: 4. The student will be able to explain the bases for each of the LCO's. | |||
2 | |||
' ~'''''' '~ | |||
==REFERENCES:== | |||
TECHNICAL SPECIFICATIONS SECTION 3/4.5 EMERGENCY CORE C00L1FG SYSTEMS f | |||
i e | |||
i i | |||
3 | |||
r .. | |||
LO-LP-39209-00 ll1. LESSON OUTLINE: NOTES A. Accumulators | |||
: 1. T/S 3/4.5.1 - Accumulators LO-TP-39209-00-001 Obj ectives | |||
: a. Each accumulator shall be OPERABLE with: Verified by Proc. | |||
(OPS SURV) | |||
: 1) The isolation valve open 14000-C - Shiftly 142'i 3-C - Monthly | |||
: 2) Volume between 36.1% and 63.9% 14465-C - MOV Verif. | |||
: 3) Boron concentration between 1900 ppm and 2100 ppm a) Chemistry check CB*" I b) Volume increases ( 1% tank volume.) | |||
: 4) N C Ver Pressure - 564 psig and 637 psig 2 | |||
: b. Applicable in Modes 1, 2, and 3* | |||
* Pzr Press, above 1000 psig | |||
: c. Action: | |||
: 1) Accumulator inoperable .(not due to closed isolation valve), restore operable in 1 hour or a) Hot Standby in 6 hours b) Reduce Pzr Press 100 psig | |||
: d. Bases | |||
: 1) Ensures sufficient volume of borated water l | |||
a) Immediately forced into core through cold legs b) If RCS pressure drops below accumu-l lators | |||
: 2) Provides initial cooling during large LOCA | |||
: 3) Limits on Pressure, Volume and Boron Concen-tration a) Assumptions in analysis are met l | |||
4 i | |||
c- , | |||
LO-LP-39209-00 l | |||
lil. | |||
LESSON OUTLINE: NOTES | |||
: 4) Isolation valves are considered " Operating Bypasses" a) Required to be removed when permis- i sive conditions not met b) They also fail to meet single failure criteria c) Power must be removed from valves. | |||
: 5) Limits for operation other than isolation valve closed a) Minimize time exposure to LOCA b) Concurrent with another accumulator failure (1) Could result in unacceptable PCT's | |||
: 6) Inoperable accumulator because closed iso-lation valve | |||
~ | |||
a) Full capability of one accumulator not available b) Prompt action is required B. ECCS Subsystems - Tavs ___ 350*F Verified operable | |||
. via many surveil- | |||
: 1. T/S 3/4.5-2 lances OPS / CHEM / | |||
ENG. etc. | |||
: a. Two ECCS subsystems shall be operable. Each comprised of: | |||
: 1) CCP | |||
: 2) SI Pump | |||
: 3) RHR Heat Exchanger | |||
: 4) RHR Pump | |||
: 5) Operable flowpath from RWST on SI signal and semi-auto transfer to CTB oump during recire phase | |||
: b. Applicable in Modes 1, 2, and 3 Exception to SI pump for T/S 3.5.3.2 5 | |||
P. | |||
LO-LP-39209-00 111. LESSON OUTLINE: NOTES | |||
: c. Action | |||
: 1) With i ECCS subsystem inop. restore operable in 72 hours or Hot standby in 6 hours and Hot shutdown in following 6 hours | |||
: 2) If SI actuated a special report requires in 90 days | |||
: d. Bases - Two subsystems above 350*F | |||
: 1) Sufficient core cooling for LOCA a) Assuming loss of one subsystem | |||
: 2) Operating with accumulators a) Limits PCT to within acceptable (2200*F) b) For all, break sizes c) Provides long term cooling C. ECCS Subsystems - Tavg 350*F | |||
: 1. T/S 3/4.5.3.1 | |||
: a. ECCS subsystem operable required | |||
: 1) CCP | |||
: 2) RHR Heat Exchanger | |||
: 3) RHR Pump and | |||
: 4) Operable flowpath from RWST that can be manually realigned to take suction from CTB emer sump during recire phase. | |||
: b. Applicable in Mode 4. | |||
: c. Action | |||
: 1) No ECCS subsystem operable due to CCP inoperable or flowpath from RWST unavailable. | |||
a) Restore 1 ECCS subsystem in 1 hour or cold shutdown in next 20 hours 6 | |||
1 F' .. | |||
LO-LP-39209-00 LESSON OUTLINE: | |||
ll1. NOTES | |||
: 2) ECCS train inoperable due to RHR Heat ; | |||
Exchanger or RHR pump 00S. | |||
a) Restore operable or maintain RCS Tavg 350*F via alternate heat removal methods. | |||
: 3) If SI actuated prepare special report to the commission within 90 days | |||
: d. Bases - One ECCS subsystem below 350*F | |||
: 1) Do not require single failure consider-ation a) Stable reactivity condition of core b) Limited core cooling requirements | |||
: 2) Limits on maximum of one CCP and SIP less than 350*F a) Mass addition transient relieved by one PORV | |||
: 3) Surveillance requirements on components These bases apply to 3.5.2 and 3.5.3 a) Ensure that assumption in analysis are met | |||
. (1) And subsystem operability maintained | |||
: 4) Surveillances on throttle position stops and flow balancing a) Ensure proper ECCS flows for LOCA b) Maintenance of proper flow resistance and pressure drops necessary to: | |||
(1) Prevent runout conditions (2) Provide same flev eplit :: in analysis (3) Maintain flow above that in analysis (4) Assure seal injection flow less than assumed in analysis 7 | |||
LO-LP-39209-00 111. LESSON OUTLINE: NOTES D. ECCS - Tavg 350'F - Safety Injection Pumps | |||
: 1. T/S 3/4.5.3.2 - Safety Injection Pumps | |||
: a. All SI pumps shall be inoperable | |||
: b. Applicable in Modes 4, 5, and 6 with Rx vessel head on | |||
: c. Action | |||
: 1) With a SI pump operable, make all SI pumps INOP in 4 hours | |||
: d. Bases | |||
: 1) Ensure mass addition pressure transient T below 350*F can be relieved by a single PORV. "#8 E. Refueling Water Storage Tank | |||
: 1. T/S 3/4.5.4 | |||
: a. RWST will be oper,able with | |||
: 1) Volume of 631, 478 minimum | |||
: 2) Boron concentration between 2000 ppm and 2100 ppm | |||
. 3) Minimum temp - 50*F and | |||
: 4) Max temp 120*F l 5) RWST SLUDGE mixing valves capable or | |||
; closing on low-low RWST level l b. Applicable in Modes 1, 2, 3 and 4 | |||
: c. Action: | |||
l l 1) With RWST INOP (Exclude sludge valves) | |||
{ restore operable in 1 hour or hot standby in 6 hours and cold shutdown in following 30 hours. | |||
l l 2) With sludge mixing valves inop. restore within 24 hours or isolate system with manual valves or deenergize solenoid pilot valve. | |||
l l | |||
LO-LP-39209-00 111. LESSON OUTLINE: NOTES | |||
: d. Bases | |||
: 1) Ensures sufficient negative reactivity inserted into core a) To counteract positive insertion from | |||
* cooldown , | |||
b) Cooldown can be caused by: | |||
(1) Inadvertent depressurization (2) LOCA (3) Steam Line rupture | |||
: 2) In the event of LOCA a) Limits on volume and boron con-centration (1) Sufficient water for recirculation (2) Remain suberitical cold after mixing with RCS volumes. All rods in but one | |||
: 3) Takes into account unusable volume | |||
: 4) Limits on volume and boron concentration a) Ensure pH value between 8.5 and 10.5 (1) Minimizes evolution of iodine (2) Minimizes effect of chloride or caustic stress corrosion E. Summary | |||
: 1. Accumulators | |||
: 2. ECC'S Subsystems - Tave ___350*F | |||
: 3. ECCS Subsystems - Tave 350*F | |||
: a. Safety Injection Pumps | |||
: 4. RWST 9 | |||
Fr ... | |||
LO-LP-39209-00 lli. LESSON OUTLINE: NOTES F. Exercises | |||
: 1. Case 1 - Plant is operating at 100% power 1153 MW load - Tavg - 588'F. Crew a is conducting routin$ | |||
surveillance required during their shif t. Chemistry reports results of accumulator liquid boron samples for the monthly surveillance. | |||
The results are as follows: | |||
Accumulator #1 -- | |||
1957 ppm Accumulator #2 - | |||
1890 ppm Accumulator #3 - | |||
1940 ppm Accumulator #4 - | |||
1950 ppm Are these concentrations alright to operate with? | |||
Is a Tech Spec affected and if so what action is required. | |||
Answer: | |||
: 1. No. All samples ' appear very low with accumulator #2 low out of spec. | |||
: 2. Tech Spec 3.5.1 is affected. If boron con-centration can't be recovered in 1 hour a shutdown and plant pressure reduction is | |||
. called for. | |||
: 2. Case 2 - Plant is starting up following a refueling is in Mode 4 going to Mode 3. During the SS/STA review of clearance and tagging logs it is noticed that SI pump 'A' is stilled tagged out to perform a routine oil change pm. Can the osos authorize the mode change from Mode 4 to Mode 3? What Tech Spec (s) are affected? | |||
Answer: | |||
: 1. Yes. A mode change can be made safety injection pumps can be inoperable going into Mode 3 but not with temp exceeding 375'F. | |||
: 2. T/S affected 3.5.2 (See Note asterisk for Mode 3, bottom or page 3/4 5-3) this is working in conjunction with T.S. 3.5.3.2 10 | |||
LO-LP-39209-00 ill. LESSON OUTLINE: NOTES Note Pumps must be restored within 4 hours of Mode 3 entry or prior to Tave exceeding 375'F, whichever occurs first. | |||
e 9 | |||
I l | |||
11}} |
Latest revision as of 10:45, 31 December 2020
ML20203K878 | |
Person / Time | |
---|---|
Site: | Vogtle |
Issue date: | 08/08/1986 |
From: | Brown R, Stuhaan C GEORGIA POWER CO. |
To: | |
Shared Package | |
ML20203K798 | List: |
References | |
LO-LP-39209, LO-LP-39209-00, NUDOCS 8608210393 | |
Download: ML20203K878 (11) | |
Text
e if Georgia Power
,0.o c .or.o,. oceme, r 6' VOGTLE ELECTRIC GENERATING PLANT y,
g
. i TRAINING LESSON PLAN i, ,
TITLE. EMERGENCY CORE COOLING SYSTEFI3/4.S' NUMBER: 'L -LP-39209-00 PROGRAM: LICENSED OPERATOR TRAINING 0 REVISION:
AUTHOR: C. STUHAAN 8/7/86 i n n DATE:
APPROVED: [ M 'p DATE: f/hg INSTRUCTORGUIDELINES8
- 1. WHITE BOARD W1TH MARKERS
- 2. OVERHEAD PROJECTOR
- 3. TRANSPARENCY:
- a. LO-TP-39209-001 PURPOSE STATEMENT AND LIST OF 03JECTIVES.
l
, 1 l N l
,, 3
, -w,azpg yv8 s
8608210393 860914 ' ',
' 1,.) I PDR ADOCK 05000424 V PDR 1
)
LO-LP-39209-00 PURPOSE STATEMENT:
l.
. 1 TO TEACH THE STUDENT THE APPLICABILITY AND ACTIONS OF LIMITING CONDITION FOR OPERATION SECTION 3/4.5, EMERGENCY CORE COOLING SYSTEMS.
II. LIST OF OBJECTIVES:
- 1. The student will be able to determine if in violation of an LCO if given a list of equipment and a given applicability condition.
- 2. The student will be able to give the required action statement from memory if the time limit for action is one hour or less.
- 3. The student will be able to look up the required action if given the applicable LCO if action required in more than one hour.
Additional for SRO
- 4. The student will be able to explain the bases for each of the LCO's.
2
' ~' '~
REFERENCES:
TECHNICAL SPECIFICATIONS SECTION 3/4.5 EMERGENCY CORE C00L1FG SYSTEMS f
i e
i i
3
r ..
LO-LP-39209-00 ll1. LESSON OUTLINE: NOTES A. Accumulators
- 1. T/S 3/4.5.1 - Accumulators LO-TP-39209-00-001 Obj ectives
- a. Each accumulator shall be OPERABLE with: Verified by Proc.
(OPS SURV)
- 1) The isolation valve open 14000-C - Shiftly 142'i 3-C - Monthly
- 2) Volume between 36.1% and 63.9% 14465-C - MOV Verif.
- 3) Boron concentration between 1900 ppm and 2100 ppm a) Chemistry check CB*" I b) Volume increases ( 1% tank volume.)
- 4) N C Ver Pressure - 564 psig and 637 psig 2
- b. Applicable in Modes 1, 2, and 3*
- Pzr Press, above 1000 psig
- c. Action:
- 1) Accumulator inoperable .(not due to closed isolation valve), restore operable in 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> or a) Hot Standby in 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> b) Reduce Pzr Press 100 psig
- d. Bases
- 1) Ensures sufficient volume of borated water l
a) Immediately forced into core through cold legs b) If RCS pressure drops below accumu-l lators
- 2) Provides initial cooling during large LOCA
- 3) Limits on Pressure, Volume and Boron Concen-tration a) Assumptions in analysis are met l
4 i
c- ,
LO-LP-39209-00 l
lil.
LESSON OUTLINE: NOTES
- 4) Isolation valves are considered " Operating Bypasses" a) Required to be removed when permis- i sive conditions not met b) They also fail to meet single failure criteria c) Power must be removed from valves.
- 5) Limits for operation other than isolation valve closed a) Minimize time exposure to LOCA b) Concurrent with another accumulator failure (1) Could result in unacceptable PCT's
- 6) Inoperable accumulator because closed iso-lation valve
~
a) Full capability of one accumulator not available b) Prompt action is required B. ECCS Subsystems - Tavs ___ 350*F Verified operable
. via many surveil-
- 1. T/S 3/4.5-2 lances OPS / CHEM /
ENG. etc.
- 1) CCP
- 2) SI Pump
- 3) RHR Heat Exchanger
- 4) RHR Pump
- b. Applicable in Modes 1, 2, and 3 Exception to SI pump for T/S 3.5.3.2 5
P.
LO-LP-39209-00 111. LESSON OUTLINE: NOTES
- c. Action
- 1) With i ECCS subsystem inop. restore operable in 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> or Hot standby in 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and Hot shutdown in following 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />
- 2) If SI actuated a special report requires in 90 days
- d. Bases - Two subsystems above 350*F
- 1) Sufficient core cooling for LOCA a) Assuming loss of one subsystem
- 2) Operating with accumulators a) Limits PCT to within acceptable (2200*F) b) For all, break sizes c) Provides long term cooling C. ECCS Subsystems - Tavg 350*F
- 1. T/S 3/4.5.3.1
- 1) CCP
- 2) RHR Heat Exchanger
- 3) RHR Pump and
- 4) Operable flowpath from RWST that can be manually realigned to take suction from CTB emer sump during recire phase.
- b. Applicable in Mode 4.
- c. Action
- 1) No ECCS subsystem operable due to CCP inoperable or flowpath from RWST unavailable.
a) Restore 1 ECCS subsystem in 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> or cold shutdown in next 20 hours2.314815e-4 days <br />0.00556 hours <br />3.306878e-5 weeks <br />7.61e-6 months <br /> 6
1 F' ..
LO-LP-39209-00 LESSON OUTLINE:
ll1. NOTES
- 2) ECCS train inoperable due to RHR Heat ;
Exchanger or RHR pump 00S.
a) Restore operable or maintain RCS Tavg 350*F via alternate heat removal methods.
- 3) If SI actuated prepare special report to the commission within 90 days
- d. Bases - One ECCS subsystem below 350*F
- 1) Do not require single failure consider-ation a) Stable reactivity condition of core b) Limited core cooling requirements
- 2) Limits on maximum of one CCP and SIP less than 350*F a) Mass addition transient relieved by one PORV
- 3) Surveillance requirements on components These bases apply to 3.5.2 and 3.5.3 a) Ensure that assumption in analysis are met
. (1) And subsystem operability maintained
- 4) Surveillances on throttle position stops and flow balancing a) Ensure proper ECCS flows for LOCA b) Maintenance of proper flow resistance and pressure drops necessary to:
(1) Prevent runout conditions (2) Provide same flev eplit :: in analysis (3) Maintain flow above that in analysis (4) Assure seal injection flow less than assumed in analysis 7
LO-LP-39209-00 111. LESSON OUTLINE: NOTES D. ECCS - Tavg 350'F - Safety Injection Pumps
- 1. T/S 3/4.5.3.2 - Safety Injection Pumps
- a. All SI pumps shall be inoperable
- b. Applicable in Modes 4, 5, and 6 with Rx vessel head on
- c. Action
- 1) With a SI pump operable, make all SI pumps INOP in 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />
- d. Bases
- 1) Ensure mass addition pressure transient T below 350*F can be relieved by a single PORV. "#8 E. Refueling Water Storage Tank
- 1. T/S 3/4.5.4
- a. RWST will be oper,able with
- 1) Volume of 631, 478 minimum
- 2) Boron concentration between 2000 ppm and 2100 ppm
. 3) Minimum temp - 50*F and
- 4) Max temp 120*F l 5) RWST SLUDGE mixing valves capable or
- closing on low-low RWST level l b. Applicable in Modes 1, 2, 3 and 4
- c. Action:
l l 1) With RWST INOP (Exclude sludge valves)
{ restore operable in 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> or hot standby in 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and cold shutdown in following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.
l l 2) With sludge mixing valves inop. restore within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> or isolate system with manual valves or deenergize solenoid pilot valve.
l l
LO-LP-39209-00 111. LESSON OUTLINE: NOTES
- d. Bases
- 1) Ensures sufficient negative reactivity inserted into core a) To counteract positive insertion from
- cooldown ,
b) Cooldown can be caused by:
(1) Inadvertent depressurization (2) LOCA (3) Steam Line rupture
- 2) In the event of LOCA a) Limits on volume and boron con-centration (1) Sufficient water for recirculation (2) Remain suberitical cold after mixing with RCS volumes. All rods in but one
- 3) Takes into account unusable volume
- 4) Limits on volume and boron concentration a) Ensure pH value between 8.5 and 10.5 (1) Minimizes evolution of iodine (2) Minimizes effect of chloride or caustic stress corrosion E. Summary
- 1. Accumulators
- 2. ECC'S Subsystems - Tave ___350*F
- 3. ECCS Subsystems - Tave 350*F
- a. Safety Injection Pumps
- 4. RWST 9
Fr ...
LO-LP-39209-00 lli. LESSON OUTLINE: NOTES F. Exercises
- 1. Case 1 - Plant is operating at 100% power 1153 MW load - Tavg - 588'F. Crew a is conducting routin$
surveillance required during their shif t. Chemistry reports results of accumulator liquid boron samples for the monthly surveillance.
The results are as follows:
Accumulator #1 --
1957 ppm Accumulator #2 -
1890 ppm Accumulator #3 -
1940 ppm Accumulator #4 -
1950 ppm Are these concentrations alright to operate with?
Is a Tech Spec affected and if so what action is required.
Answer:
- 1. No. All samples ' appear very low with accumulator #2 low out of spec.
- 2. Tech Spec 3.5.1 is affected. If boron con-centration can't be recovered in 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> a shutdown and plant pressure reduction is
. called for.
- 2. Case 2 - Plant is starting up following a refueling is in Mode 4 going to Mode 3. During the SS/STA review of clearance and tagging logs it is noticed that SI pump 'A' is stilled tagged out to perform a routine oil change pm. Can the osos authorize the mode change from Mode 4 to Mode 3? What Tech Spec (s) are affected?
Answer:
- 1. Yes. A mode change can be made safety injection pumps can be inoperable going into Mode 3 but not with temp exceeding 375'F.
- 2. T/S affected 3.5.2 (See Note asterisk for Mode 3, bottom or page 3/4 5-3) this is working in conjunction with T.S. 3.5.3.2 10
LO-LP-39209-00 ill. LESSON OUTLINE: NOTES Note Pumps must be restored within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> of Mode 3 entry or prior to Tave exceeding 375'F, whichever occurs first.
e 9
I l
11