20240909IPC to Staff 94(e) - Attachment 5 - HCPR190001 UNIT 2 Commissioning HCPR_2_COMMISSIONING_SIGN_OFF.pdf

Hells Canyon Unit 2 Commissioning Plan - MASTER
Individual will Initial Each Line when Complete,Each Section will be signed when complete
Pre-Start-Up Checks (All Complete Prior To 4/10/2024)
Runner
E3 Me runner cl`L3��
NSA
ion o g
Turbine Pi
erify all walkways are secured
Clean up all tools, parts and liquids
Scroll Case
L'44® Confirm all scroll case and draft tube drains are clear of equipment and free of debris
bW® Make sure piezometer taps are clear and that piping is correctly attached
b% V1 Confirm the scroll case and draft tube access doors are closed and secured
Stator
® Megger each phase
bW E5 Megger the stator
Rotor
® Perform post-assembly electrical testing prior to installation
1&%® DC winding resistance Test
AOo ® Pole Drop Test
i of-5 fVA
�B� B Insulation Resistance and Polarization Index—1000 Vdc
99 Perform post-installation electrical testing
MR Insulation Resistance and Polarization Index—1000 Vdc&500Vdc(used as baseline for future
maintenance testing)w/Field Bus
® Make sure the rotor components(spider, balance weights,covers, blades)are secure and that no foreign
objects are present
Generator
lWD 9 Inspect the entire stator area and upper bracket,including the air gap,for foreign objects
DOD ® Take a set of stator air gap readings-Mechanical
b3t1 9 Make sure rotor shrouds and fan blade clearances are acceptable/RTD's as well
Tl� Inspect brake piping for leaks
21onfperate the brakes
i
� rm operation of all brake system switches/notifications(gap sensors)
�Yd Confirm Brake start cycle setting,currently set to 30%speed,we will confirm this works as we commission
unit.Confirm the speed switch setting for the brake actuation is set no higher than 30%synchronous speed.
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Revised 0-/0-1/2023 Hells Cc.nyon Rewind and Control System Upgrade CornrnisMoning Plan
Internal Use Only

Bearings (thrust bearing, turbine guide, generator guide)
19 Verify oil piping has been flushed and new filters installed including new TGB Filter
�Lr1 Confirm correct oil levels(visual and indicated)
C3�Confirm the bearing oil level alarms and Trips are operational from LL and HH Level Switches.
�-/Confirm the bearing temperature measurements are accurate and calibrated
r55-L� Verify oil pump(s)are operational and flow rates are acceptable
CWd Inspect the oil piping for leaks
WD CR-Verify proper operation of high-pressure lift pump system.
�L�1 Check bearing pumps for oil flow and no aerating of the oil.
`
Make sure that old THB cooler water is off,and we are using the plate exchanger
Governor
YR d Inspect the cabinet, piping,sumps and servos for oil and air leaks
brl�_TO Make sure the accumulator tank oil level is correct,
t54;Z�OZHigh/Low alarm check,High/Low Trips.
.tN ® ' Mock-Up operation of governor system without operating unit.
Operate the wicket gates:
91"'Verify the wicket gate position sensor operates correctly
93""Verify the gates operate smoothly and do not bind
fl-Record the gate opening and closing times(nominal 10 sec)w/prop valve
S" Record the gate opening and closing times(nominal 10 sec)w/Emergency shut down
L►�Verify cushioning and squeeze
Er'-High Level-Low pressure gate stroke check and low level-low pressure check
ErMake sure servomotor lock engages and disengages
-W - Verify Speed Probe gap settings are correct&functioning(bench test)
Electrical
15*_'�_H"_Install new generator protective relay settings and verify relay operation
Z4Zi ET'_Test all protective relay input and output circuits
b�K -Test generator CT circuits-push current and verify polarity
1 ^� Test generator breaker trip and close circuits
/�/�
C-CTest Governor control and shutdown circuits
�C�Test turbine mechanical and electrical over-speed circuits
�C�Test Emergency Gate-drop circuits
N5—Li_Test 86E Lockout.
t5 t Test PLC 86N,94G,5G. Fill out paperwork
Visually inspect all undervoltage relay's. Fill out paperwork
—�Test unit control circuits
t"--Test AVR circuits
�Crcomplete and check TMS circuits and shutdowns. Bearings,stator etc.
��Test SCADA control,alarm and indication circuits
tt�oY�Verify EMS points and controls
11 Verify PI points are in PI -bon, 6� 0peo4,1IDhJ -,jV4oS
©' Test AC and DC turbine bearing oil pump operation
Test oil level,flow,and pressure circuits,Turbine guide and Thrust Bearing
2 Page
Revised 05/03/2023 Hells Canyon Rewind and Control System Upgrade Commissioning Dian
Internal Use Only

B-P'-�Test oil pump control circuits,Turbine Guide and Thrust Bearing
t��
0"-Test oil level trip circuits,Turbine Guide and Thrust Bearing
�-3"Test RTD circuits
L�3est lift pump operation, permissive operation,and pressure switch
-b4rT Test brake circuit equipment,operation and other Systems permissive operation.
/V/,4
bo—E Dry run of the wicket gate assembly with a governor shutdown. 100%to-2%gate
Check servo timing and cushion
EField Ground Relay-Positive,then Negative to ground.
IVIA
tz -verify all trip test switches are closed.
Slow Roll- By Hand -Mechanics
V-1C�GT'Check lift and delay on lift, inform techs/controls of delay to be added to startup to accommodate time-to-lift.
%w 49 If the unit is unable to move by hand,it may be required to slow roll the unit with water. S/ow 9.11116 by I.Awd
o Headgate will be cracked to fill the penstock. Headgate will then be closed.
o Gates will be crack open to allow water to flow and slow spin the unit.
o Perform as needed.
Creep Detect- By Hand -Techs
.b-5;ZZ:--2 etVerify Creep Detect operates, manually move SSG to initiate creep
15;:�CVerify loss of speed probes. No speed on start up after xx seconds.Verify brake logic so they will be disabled.
1�e.c.4. 1 i bra. c ne-
Perform OOverspeed tests (Bench) (202X OPEN)
D � st Mechanical Overspeed trip devices.
a� Verify proper trip and shutdown of unit after an overspeed trip.
Unit Shut Dpwn (Bench) (202X OPEN)
V,vb Lyf Verify the unit can shutdown successfully before proceeding further
Pre-Start Up Checks Complete -Signatures
Name,Title Name,Title
Name,Title Name,Title
Name,Title Name,Title
Name,Title Name,Title
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Devised 05/03/2023 Hells Canyon: Rewind and Control System Upgrade Commissioning Plan
Internal Use Only

Name,Title Name,Title
Unit Start-Up Procedure (242X OPEN)
❑ Prior to Start-Up (202X OPEN) - Record Timeframe
❑ Verify all test instrumentation is turned on and working
Variable Sensor
Wicket Gate Position PLC
Penstock Pressure PLC
Scroll Case Pressure PLC
Unit Speed PLC
Penstock Flow PLC
Breaker Open/Closed PLC
AC RMS Voltage(Running EE Power Supply and
Impedance Test) Transducer
AC RMS Current(Running EE Power Supply and
Impedance Test) Transducer
❑ Waattering Up - Record Timeframe
�0 FF ctional test of Creep detection, move SSG by hand and verify lift pump starts,and brakes release
T� Ilr1 eset Creep detect
ply the rotor brakes manually
B-'­Crack to fill and inspect for areas of leakage:
/All access hatches
EV urbine shaft seal
li et gate stems
ead cover flange
Vent piping
13'_—Headgate raising Process:
uRaise gate to full open, attach indication cable to gate
CI/Lower Gate, Full closed,Set PLC Zero
Open crack to fill,set in PLC II
1 lnitiate emergency gate-drop via E-Stop button
J��Raise gate to full open,verify correct elevation in PLC
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Revised 05/03/2023 Bells Canyon Rewind and Control System Upgrade Commissioning Plan
Internal Use Only

2Open cooling water valves and check piping for leaks
L7/ onfirm cooling water flow is present
Confirm operation of cooling water flow alarms
Confirm water flow to the bearing coolers and stator air coolers
Check oil levels to make sure levels are not rising(indication of a water leak into reservoir)
C9/�ake sure governor accumulator tank is at full pressure and the oil is at normal level
C9' Set up bearing temp trend in the PLC
,
C9 Record the headwater and tailwater 7�, L elevations= V 0. 13
❑ Low Speed Checks (202X OPEN) - Record Timeframe
0--'Verify in PLC when Master Start is initiated the gate limit will remain at 0% ,,�
Q ,Verify Unit is in Local Control Po�44e G-,-�t l im;� P&H4 + o
R— Verify brakes have been disab ed,we will use brakes valving at governor
C�//Verify 70OG breaker close output trip jack is open and tagged.
I�' Verify 30OG&M3425A manual sync check trip jacks are open and tagged
f—�/Using Master Start,start unit
[97 Keeping gate limit at 0%,Verify we get a Breakaway fail and 86N lockout.
P/Reset lockout and re-start unit.
Increase gate limit until the unit spins
2 Use master stop to close wicket gates
6/Manually apply brakes to stop unit
❑ Slow Build to Overspeed trip test (202X OPEN) - Record Timeframe
Se- oi, ` I
ElSet RwooW oversp ed trip at 10%of rated speed ore el,�
2'�-Verify Unit is in Local Control r
Q----Verify Brakes are back in Auto Position q4/G
W SSet gate limit to 10% S CG 55
2 Using Master Start,start unit
Verify Runaway overspeed trip @ 10%of rated speed GA
15' Verify unit shuts down properlyia -t `o�
2' Listen for unusual noises ' J
f�Make sure the brake pads are clear of the runner `�� D"i —0S
qq& -1lss
u+1
❑ Record bearing temps. we'" S 6 wpx
❑ Slow Build to Speed No Load (202X OPEN) - Record Timeframe
70-I'Set Runaway overspeed trip to normal 170%of rated speed
erify Unit is in Local Control
G Verify in PLC when Master Start is initiated,the gate limit will remain at 0%
r d bearing temps
sing Master Start,start unit
Increase gate limit to start unit spinning
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Revised 05/03/2023 Heals Canyon Rewind and ContrOi System Upgrade Commissioning Plan
Internal Use Only

:�7
Increase geate limit to control unit
1Fify Governor has control of unit at rated speed
� Operate the 86N using one of the trip inputs,verify unit shuts down properly.
ae o
'PF13per-ly.
n Rv tart I I i •ith eiic av6Ve'pre^ d ,ems
First offline governor tuning
li�r'with Unit at SNL,lower gate limit to reduce Unit speed by 3%,move gate limit to 25%, record prop valve and
wi-cket gate movement. Tune governor until satisfied.
LN/with Unit at SNL,lower gate limit to reduce Unit speed by 5%, move gate limit to 25%, record prop valve and
wicket gate movement. Tune Governor until satisfied.
Listen for unusual noises
C+3'Make sure the brake pads are clear of the runner
-if qrbasystnT-is-recard4ng-the—cJ2aft,�
K�- Trend bearing temps in PLC
o�---Test-monitadngs4e d P�P"inu owiongckyes-it-take-to-get-to-bFakift speed?,
Record time_,Mt_takes-unit-ta-spin-down_to-.bcake_cyclQstar-r speed.----
❑ Normal Start to Speed No Load (202X OPEN) - Record Timeframe
V9 ' erify Unit is in Local Control
erify Gate Limit has been set back to normal start up20%
re d bearing temps in PLC
Sing
V
Master Start,start unit
verify Governor catches and controls unit at rated speed.
Verify the Governor tuning is acceptable, if not perform tuning steps again.
OPEN) -ReG0rd44nekGR;e--
❑ ITe ' Unit is in Local Control (Only use the flukes for this test)
❑ Defeat time eeded
❑ Verify Gate Limit is set t ° or start up
❑ Trend bearing temps in PLC
❑ Using Master Start,start unit
❑ Using Gate Limit, increase to 3%or more until ' pins
❑ Under manual control, bring the i p at 2%gate increments to rat eed. Holding a couple minutes at each
position for record son.
❑ Gath edance data while unit is rotating.Then bring the unit down in same 2%incre ts,and review data.
❑ Passing test is no instantaneous impedance changes of 3%and no more that 10%throug t the test.
❑ Using Master Stop,stop unit
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Revised 05/03/2023 Flans Canyon Rewind and Control System Upgrade Commissioning Plan
Internal Use Only

AVR on (DECS on) (202X OPEN) - Record Timeframe
.-0 I tall Fie ads----
Verify Unit is in Local Control
B"Verify AVR start is not disabled
rend bearing temps in PLC
C3'-Trend the Shunt field and Main field in the PLC
� Using Master Start,start unit
E "When unit is at Sync speed,start AVR
e
Perform relay check. Verify relays are metering correct voltage magnitude and phase sequence. Capture
oscillography from relay to perform voltage waveform verification.
' sy Is recor rng
2---Check the turbine shaft seal for leakage
B-'Review the penstock and scroll case pressure readings
Review AVR operation and performance. If performance is unacceptable,tune AVR(approximately 2 hour)(FCR to
AVR Mode).
n c+artin e,x4tingsetting-5,-p-Lytforrrssteprtesponses_in-ECR-Mode-and verify stability-Upon_step.test-and—.,
r�rd-review-response,Changes-may-be required Another 1"-"response will-followto-verify-stability-Repeat-y
�`���uked,Veri eque aloes-in DEES
L�J Transfer to AVR Mode. Perform step test with procedure same as above.
� era i
3 Stop unit using Master Stop and record shutdown from the DECS.
Verify Unit is in Remote
Ek"'Verify 70OG breaker close output trip jack is open and tagged.
@"-Verify 30OG& M3425A manual sync check trip jacks are open and tagged
2-'Verify AVR is in AVR mode
C1a' Using Master Start,start unit
12 Verify at 95%rated speed the AVR starts automatically.Verify proper field flash.Soft start settings record.
Adjust if required.(Stop and restart AVR if needed)
® Voltage matching and sequence of operation.Verify voltage matching control,adjust as needed.
S Verify Gov tuning after AVR tuning, might need to make fine adjustments
esto"Fmte
o-veltag�-A��ex. es.
�xOt,i:GElve'ffrlay'-settis�gs-,
Protective relay breaker trips
V" *open and 201Z closed
lose and trip that breaker from all protective relays,trip 1 and trip 2
Close and trip breaker by rolling the 86E lockout
)Rr Ready to close the 2MX.
Phase Check, Close 202X, and perform phase check across
202Z (202X CLOSED)
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Revised 05/03/2023 Hells Cmnyor? Rewind and Control System Upgrade Cor-mmissioning Pion
Internal Use Only

MJ Release clearance on 202X (202X CLOSED) - Record Timeframe
2 Check phhng with 230kV sticks
L9 Step�1
L Verif Unit is in Remote
i�rift'70OG breaker close trip jack is out and tagged
Verify 30OG& M3425A manual sync check trip jacks are open and tagged
art Unit
Phase-check across 201Z on all three phases to sync scope
H' Step�2
H Phase-check the manual sync check of 30OG and Beckwith to sync scope.
0' Step x
; Phase-check auto sync relay to sync scope.
Sync Unit Online and Perform Load Testing (202X
CLOSED)
Generator Breaker Closure (202Z OPEN) - Record Timeframe
B- Verify 70OG breaker close output is closed and tagged removed
ZrIV-erify 30OG& M3425A manual sync check trip jacks are open and tagged
ler Verify Unit is in Remote Control
Using Master Start,start unit
B"-Transfer Unit back to Local control
Manually sync the unit on using Sync Scope,one manual sync relay and Breaker close switch.
6T"'/Open Breaker, leave unit running
E Manually sync the unit on using Sync Scope,second manual sync relay and Breaker close switch.
II�P ce Unit in Remote Control
I�1 Verify 70OG starts and Syncs Unit online
Online Protectiontrips (202X CLOSED) - Record Timeframe
2- Unit Online and Breaker closed.
M-1s'sue 86N trip using one of the inputs. — LL, Gov pArsole—
Verify Unit shuts down properly.
M-/Restart Unit
10_1_�Ower Over Speed trip from 105%to 99%
i"Vv 94G operation and breaker open.
;:fy
5G timer and 5G trip.
Verify Unit shuts down properly.
Eft pen breaker on HPLP, using HPLP bypass button start unit to verify Black Start Condition.
8 Page
Revised 05/03/2023 dells Canyon Rewind and Control System Upgrade Commissioning Plan
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Online Governor Tuning (202X CLOSED) - Record Timeframe
E V rify Unit is in Remote Control
sing Master Start, start unit
9--V—erify 70OG syncs unit online
VT
�sure governor goes to min loading set point
ransfer between governor mods and verify it is bump less
Er"'O line Gov tuning
Perf m a 1%per second gate movement of 20%. Record prop valve and wicket gate movement.
ne governor until satisfied.
Perform a 3%per second gate movement of 20%. Record prop valve and wicket gate movement.
Tune governor until satisfied.
Loading to Minimum (Record Value ) and unity power factor for AVR
Wing - Record Timeframe
Load the unit to 5%of full power.
❑ ery fifteen minutes record the shaft runout readings(Vibrosystm)
❑ Ever fifteen minutes record the generator air gap(Vibrosystm)
❑ Trend b ing temps in PLC
❑ Check the to ine shaft seal for leakage
❑ Review the scrol se and draft tube pressure readings
❑ Trip unit from this op ting point,while recording data with the,DECS-400.
❑ Reload the unit to MW
❑ Collect PD test data for this ope -ng condition(Low Load—Cold Machine,Approx..20min)
❑ Verify voltage across coupler minations.
❑ Review AVR operation and performance. I rformance is unacceptable,tune AVR. (about 2 hours)
❑ Review OEL response stability online.
❑ Review UEL Response.Perform AVR Step Resp es and review, make gain adjustments as required.
Record final step respor(se.
❑ Perform verification of electrical quantities in all energized protectiv elays,AVR, DFR, meters,etc.
❑ Verify values into PI and reporting correctly.
❑ Adjust the voltage set point to achieve the maximum MVAR output up to the ov citation limiter in the AVR.
Collect MOD-025 data using the DECS-400 and collect generator 3rd harmonic data usin L-300G.
❑ "Balance Vars with sister machine.
❑ just the voltage set point to achieve the minimum MVAR output up to the under-excitation limiter' the
AVR. Collect MOD-025 data using the DECS-400 and collect generator 3rd harmonic data using SEL-3)0G.
❑ Balance Vars with sister machine.
❑ Load in .& o Capacity ( MW) (Max before Rough Zone) - Record
Timeframe
❑ Load the unit to 12.5%of full power and unity powerfactQ
C7 Ever fift n_ninutes record the shaft runout readings(Vibrosyst
❑ Every fifteen minutes record the generator air gap(Vibrosystm)
9 Page
Revised 05/03/2023 delis Canyon Rewind and Control System Upgrade Commissioning Plan
Internal Use Only

❑ Trend bearing temps in PLC
❑ eck the turbine shaft seal for leakage
❑ Re iew the scroll case and draft tube pressure readings
❑ Coll t PD test data for this operating condition (Low Load—Cold Machine)
❑ Revie AVR operation and performance. If performance is unacceptable,tune AVR.
❑ erform a step test and review.
❑ Tune PSS( imary&Secondary)—May adjust MW range(12.5%-40%)
❑ De t mine local mode oscillation
❑ Perfo frequency sweep.Collect uncompensated VAR-501 informati Adjust time constants&
apply ca ulate compensation.
❑ Determin the PSS lead-lag coefficients
❑ Capture Unc mpensated Bode plot with calculated compensatio for VAR-501 verification.
❑ Adjust PSS Gai s&Output limiters, perform step response to v rify stability.
❑ Verify OEL and L with PSS Active.
❑ Perform verification of ele rical quantities in all energized protectiv relays,AVR,DFR,meters,etc.,A record
must be remote started and viewed.We are notable to see real ime in the DFR.
❑ Collect generator 3rd harmonic ata using SEL-30OG
❑ Adjust the voltage set point to a !eve+20 MVAR. Collect MO -026 data using the DECS-400 and collect
generator 3`d harmonic data using EL-300G.
❑ Adjust the voltage set point to achie -20 MVAR. Collect OD-026 data using the DECS-400 and collect
generator 3`d harmonic data using SEL- OOG.
❑ Return unit to unity power factor.
❑ Proceed to loading the unit in steps to the est-efficie cy power(BEP)and then to full load. The steps can be:
40%( )60%( )75%( M ),90%(_MW),and 100%( MW).
These positions can vary,depending on the SN a BEP wicket gate positions. The usual rough zone,typically
in the middle range of load,should be avoided. each loading point:
❑ Adjust the voltage set point to achieve+2 M R. Collect MOD-026 data using the DECS-400 and collect
generator 3rd harmonic data using SEL- OG.
❑ Adjust the voltage set point to achiev -20 MVAR. Collect MOD-026 data using the DECS-400 and collect
generator 3`d harmonic data using S L-300G.
❑ At each loading position per abov , review AVR&PSS peration and performance. If performance is
unacceptable,tune AVR. Perfor step test and review r sponse. May require to reduce loading.
❑ During AVR Tuning pe form governor step respo es below.
❑ Get data for steady ate for about 3-5 minutes at ach load
❑ Inject a positive a negative 0.3 Hz frequency at ea loading level
❑ With a 5%droo =>10%change in gate position.
❑ Load to 25%( MW)
❑ Sta ing Gate position= Ending Gate sition=
❑ T' e for Step= Time return=
❑ Load to %(_MW)
❑ Starting Gate position= Ending Gate Positi n=
Time for Step= Time to re rn=
❑ L d to 75%( MW)
❑ Starting Gate position= Ending Gate Position=
❑ Time for Step= Time to return=
❑ Load to Pmax( MW)
❑ Starting Gate position= Ending Gate Position=
❑ Time for Step= Time to return=
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Revised 0 /03/2023 Neils Canyon Rewind and c'-'oniro Syster. Upgrade C4m 'sslonl g Plan
Internal Use Only

-f —Fake-readings while allowing the bearing temperatures to stabilize at each setting(consider runni overnight
to heat soak b%� gs-fo ker stabilization)
❑ Return unit to unity power factor.
❑ Collect PD test data ine is at 100%rated output(High Load-Hot Machine i po
alize AVR, PSS and VAR-501 commissioning - Record Timeframe
❑ Online V�adjiust
t Step Test-While operating at the BEP and after above data points have been
collecte e set point to set the stator voltage t proximately 100%of nominal with PSS on.
Once stable,perform a 10 secon step in the voltag point using the DECS-400. Multiple step responses
will be performed.
❑ While operating at 100%rated output,ad' the ftage set point to achieve the minimum MVAR output up
to the under-excitation limiter in th R. Collect MOD- ata using the DECS-400 and collect generator 3rd
harmonic data using SEL-30OG
❑ Balance Va ith sister machine.
❑ While operating at 0%rated output,adjust the voltage set point to achieve t aximum MVAR output up
to the overe ' ation limiter in the AVR. Hold this operating point for one hour. Colle OD-025 data using
the D -400 and collect generator 3 d harmonic data using SEL-300G.
❑ Balance Vars with sister machine.
Load Rejections - Record Timeframe
'VCry' erify all sensors are wired out and ready to record load rejections
erify Auto Spill PLC input from Unit#ais landed
VX
erify Unit is in Remote Controlart Unit and open gates to 20%
art Recording data
Q_�/;rip Unit by rolling 86E lockout
_
V�Stop
erify Auto Spill matches unit CFS
Auto Spill and close Spill gate if opened
pi PL mpu r
E3"-Verify test data is within limits
Dart Unit and open gates to 40%
art Recoding data
;Sri Unit by rolling 86E lockout
:�--Verify test data is within limits
start Unit and open gates to 60%
3--Trip Unit by rolling 86E lockout
2'Verify test data is within limits
®tart Unit and open gates to 80%
EP Start Recording data
0 rip Unit by rolling 86E lockout
rify test data is within limits
art Unit and open gates to 100%or Maximum allowed gate limit
rt Recording data
Trip Unit by rolling 86E lockout
11 Page
Revised 05/03/2023 bells Canyon Rewind and Control System Upgrade Commissioning Plan
Internal Use Only

L�1 VV rift'test data is within limits
2G�a>ny of this test data is not within limits,we will stop and re-evaluate.
Ira Scroll case pressure not to exceed 125 PSI, Nominal scroll case pressure is 100 PSI
17 Final Controls Check- Record Time Frame
I ^ :.•1.-a L_r,.c era Wsed Ye6f,
drop ui s. Thi3 bone- ��1+
erify all control panel switches and gauges are working and calibrated.
:/Vverify
erify all Wonder Ware buttons for Raise/Lower operate correctly
EMS controls and alarms
❑ Verify PSS compliance operates correctly to EMS and Plant SCADA.
erify Delta Temps compliance
�:erify
NPDES flows
lose Local Service breaker and verify phase rotation at ATS switch,switch local service to this source
e all timers have been returned to normal
��erifV
' rify all overspeed trips have been returned to normal
PLC has no forced points
1J Verify PI points and values
❑ er a successful start-up test, perform a heat run of the generator
❑ Oper the unit at(approximately 145MW)until the generator stator temper stabilize
❑ Record the ring temperatures as the stator heats up.
❑ Record the stator peratures,identify the hottes perature sensors,these will become the drivers
during normal operatio
❑ Verify coolin n is modulating.
cord bearing temps
❑ Measure the generator air gap as the stator hea
9-final�oteplate Inspection=Record-Tim-e Frame
Apply-L-O O-te4he unWtG411llow for access to the bra i�—
❑__CQmplete fi� nal inspection o the-soleplate-uacking
rAdditional Testing and Unit Released for Commercial Ops - Record Time Frame
Pe rm additional testing as required(compliance testing,etc).
Release for Commercial Operation.
[Final Commissioning Complete, Unit Release for Commercial Operation-Signatures
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Reylsed 05/03/2023 dells Canyon Rewind and Control System Upgrade Commissioning Plan
Internal Use Only

0
s
Name,Title Name,Title
Name,Title Name,Title
Name,Title Name,Title
Name,Title Name,Title
Name,Title Name,Title
13 Page
Revised 05/03/2023 Hells Canyon Rewind and Control System Upgrade Commissioning Plan
Internal Use Only