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Information Classification: PROPRIETARY
CombinedCycleUpgradeWorks
BlackPointPowerStation
forImprovedEfficiency&LowerEmission
DavidYipSeniorProjectManager
AGENDA
2 Information Classification: PROPRIETARY
1. AboutCLPGroup
2. Introduction
3. DesignandEngineering
4. ProjectExecution
5. ResultsandDiscussions
TheCLPGroupWeareaninvestorandoperatorintheenergysectoroftheAsia-Pacificregion.Forover100years,wehavepoweredHongKong’sdynamicandspectaculargrowthandweconGnuetodeliverahighlyreliablesupplyofelectricitytoover80%ofthecity’spopulaGon.Today,ourbusinessspansacross Mainland China, India, Southeast Asia, Taiwan and Australia.Whereweoperate,webecomepartofthesocialandeconomicfabricofthelocalcommuniGesweserve,workingtogetherwiththemtoachievesustainablegrowth.
ABOUTUS
Information Classification: PROPRIETARY
REGIONALPRESENCE
Indiaü DiversifiedgeneraGon
porVolio:coal,gasandrenewableenergy
ü AmongstthelargestforeignpowercompaniesandrenewableenergyproducersinIndia
MainlandChinaü InvolvedinMainlandChina’s
powerindustrysince1979ü Oneofthelargestexternal
independentpowerproducers
ü Focusingoncleanandlow-carbonenergy,includingnuclearandrenewables
HongKongü verGcally-integrated
regulatedbusinessü 2.50millioncustomer
accounts&80%oflocalsupply
ü World-classelectricitysupplywithareliabilityrateofover99.999%
SoutheastAsiaandTaiwanü Presentsince1994ü CurrentinterestsincludeHo-
PingPowerStaGoninTaiwanandLopburisolarprojectinThailand
ü Co-developingtwoprojectsinVietnam
Australiaü Aretail-focusedenergy
businessü Serving2.64million
customeraccountsacrosssoutheastAustralia
ü SupportedbycompeGGvely-pricedenergyfromitsgeneraGonporVolio
Asat30June2016,CLPcomprisedover80assetswith18,181MWofequitygeneratingcapacityand4,988MWofcapacitypurchase,sixdifferentenergysourcesandabout5.14millioncustomeraccounts.
4 Information Classification: PROPRIETARY
High Voltage Network Customer Service Centre Black Point Power Station
q Electricitysuppliersince1901q Weownandoperateanelectricitysupplybusiness
§ GeneraGon:4,836equityMW,represenGng70%ofinstalledgeneraGngcapacity(6,908MW)ownedbyCAPCO,operatedbyCLPPowerHongKong
§ CLPPowerHongKongpurchasesitspowerfromCAPCO,HongKongPumpedStorageDevelopmentCompany,Limited,andGuangdongDayaBayNuclearPowerStaGon.Thesesourcesofpoweramounttoatotalcapacityof8,888MWavailabletoservetheHongKongelectricitybusiness
§ CustomerService:2.50millioncustomeraccounts,represenGngover80%ofHongKong’spopulaGon
q WeareregulatedbytheHongKongGovernmentunderaSchemeofControlAgreement
CLPINHONGKONG
As at 30 June 2016 5 Information Classification: PROPRIETARY
INTRODUCTION
6 Information Classification: PROPRIETARY
BlackPointPowerStaGonq 8unitsofCombinedCycleGasTurbineCCGTwithtotalcapacityof
around2,500MW
Oct 2016
INTRODUCTION
7 Information Classification: PROPRIETARY
• Achieveoutstandingstandardsofsafety,healthandenvironmentalPerformance
• SafetyisthetopprojectprioritySafety
• Increasecombinedcycleefficiency,reducecarbonfootprint
• ImproveNOxemissionlevel• Increasecombinedcyclepoweroutput
UpgradedAssets
• ManagecostswithinbudgetCostEffectiveness
• CompletetheProjectwithintheschedule Schedule
• Incorporatelessonslearnt• PeopledevelopmentPeople&Competency
ProjectObjecGveStatement
Oct 2016
DESIGNANDENGINEERING
8 Information Classification: PROPRIETARY
ChangesToThermalCycle
η brayton = Ideal Brayton Cycle (thermal) efficiency
= 1 − 1𝑅𝑝 (𝑘−1)/𝑘
and Maximum WorkNET
when Rp = ( 𝑇𝑚𝑎𝑥𝑇𝑚𝑖𝑛
)𝑘
2𝑘−2
where Tmax (i.e. T3 limited by metallurgy) and Tmin (i.e. T1 set by air temperature at inlet)
q Increasingturbinefiringtemperature&compressorcompressionratiotoproducehighercycleefficiencyandgenerationoutput
q Selectionofnewcombustionsystemwillhavetostrikeadelicatebalancebetweenoutput,efficiency,combustiondynamics,carbonmonoxide,andNOxemission.
Oct 2016
DESIGNANDENGINEERING
9 Information Classification: PROPRIETARY
OriginalDesignMargins
Space&FootprintConstraints
Opera5onalregime
EarlyConstructabilityReview
Maintainability&Operability
UpgradeFeasibility
PreFront-endandFront-endEngineering
Final/DetailedDesignbyOEMContractors
DesignBasis
ScopeDefini5on
BoundaryLimits/Condi5ons
ControlPhilosophy
MechanicalDesign
ElectricalDesign
Instrumenta5onDesign
Issued-for-Construc5onDrawings
HolisGcEngineeringApproach
Oct 2016
DESIGNANDENGINEERING
10 Information Classification: PROPRIETARY
3-Ddesigniterativemodelling
Constructabilityreview:installation&
precisesizing
Lasersurvey:spacecharacterization&
interference
ChallengesofMajorBrownfieldProject
Oct 2016
DESIGNANDENGINEERING
11 Information Classification: PROPRIETARY
HeatRecoverySteamGenerator(HRSG):De-aeratorcontrolmodifications
GasTurbine:Mainareaofupgrade
SteamTurbine:Low-PressureStage2diaphragm.
Generator:• UpgradetoLoad
CommutatedInverter• Nohardwareenhancement
forgenerator
GeneratorTransformer:Coolingsystemenhancement
ScopeofWorksDefiniGon
Oct 2016
DESIGNANDENGINEERING
12 Information Classification: PROPRIETARY
Replaceexistingcompressorandrotor
Upgradeallhot-gas-pathcomponents
Replacethedrylow-NOxcombustionsystem
Replacethegasfuelcontrolsystem
Upgradegasturbineauxiliariessystem
Upgradethegeneratortransformercoolingsystem
Modifypartoftheexcitationsystem,someothersonsteamcycle
ScopeofWorksDefiniGon
Oct 2016
PROJECTEXECUTION
13 Information Classification: PROPRIETARY
• HazardandOperabilityAnalysis• Siteengineeringreports• Designreview,designfreeze
EngineeringManagement
• Commondocumentmanagementsystem• Security,changestracking,versioncontrol
DocumentManagement
• Check,receive,store,bookkeep&dispatch
• Discrepancyreportforomission/shortfallMaterialsManagement
• Contractorsiteexecutionplans• Technicaladvisorsonquality/soundnessofcompletion
ConstructionPlanning
RobustProjectManagement&Governance
Oct 2016
PROJECTEXECUTION
14 Information Classification: PROPRIETARY
ProjectMilestone CompleGonDate
Placeorderforengineering&equipmentsupply
Sep2014
PlaceordertoInstalla5onContractors May2015
DeliveryofmajorequipmenttoSite- MajorTurbineParts- FuelGasSystem
May2015Jul2015
CommencementofSiteConstruc5on Sep2015
AllSiteWorks(incl.Tes5ng&Commissioning)Finish
Apr2016
ProjectMilestonefortheFirstUnitUpgrade
Oct 2016
PROJECTEXECUTION
15 Information Classification: PROPRIETARY
Construc5on
• WalkSystems• PreparePunch-list• Constructioncompletioncheck-list
• ElectricalC&Isystem• Polarity• Loopcontinuitycheck• Meggertest
• Mechanicalsystem• Installation&coldalignment
• Cleanlinessandpreseravation
• Pressuretesting• NDT
ColdCommissioning
• SystemWalk-down• LinesWalk-down• PreparePunch-list• Cleaninganddraining• Flushingoflube/sealoil• Leaktesting• Purging• Finalequipmentalignment
• Energizingequipment• Motorno-load• Cause-and-effecttesting• Panelandfunctiontesting
• Switchgearfunctiontest• Controlsysteminterfacetesting
• Loadingfuel• Completehotcommissioningprocedures
• Pre-startupReview• ColdCommissioningCheck-lists
HotCommissioning&TestsonComple5on• Startupandoperations
readinessreview• Systemfunctionaltests• CCGTfunctionaltests• FirstFire• GreenRotorRun-in• FirstSynchronization• Combustionsystemtuning&optimization
• Base-load,part-loadtest• Fueltransfertests• Performancetests,efficiency,output,emissions,etc
• Reliabilitytests
StableOpera5ons
• Commenceoperations• Reliabilityimprovements
Custodianship:ProjectConstruc5onGroup
Custodianship:System
CompletionGroup
Custodianship:
PowerStationOperations
Stage-by-Stage/System-by-SystemCommissioning
Oct 2016
PROJECTEXECUTION
16 Information Classification: PROPRIETARY
Aerialviewshowinggasturbinesystemsinstallation
Internalviewshowingtheinstallationofnewcombustionsystem
ModificationworksontheFuelGasSupplyInstallationof“spaghetti-like”pipe-work/pipingservingeachofthedual-fuelcombustor
Oct 2016
RESULTSANDCONCLUSIONS
17 Information Classification: PROPRIETARY
50%
70%
90%
110%
130%
150%Safety
Schedule
Efficiency
Output
NOxEmission
UnitLoadTurndown
Plan
Actual
Atotalofabout290,000manhourswererecordedwithoutanylost-Gmeincident,restrictedworksormedicalcase
ResultSummaryofFirstUnitUpgrade
Oct 2016
RESULTSANDCONCLUSIONS
18 Information Classification: PROPRIETARY
ExamplesofCriGcalSuccessFactorsq Peerreviewandlessonslearntfromothersimilarprojectwere
examinedindetails,andimprovements/dueconsiderationswereincorporatedfromthedesignthroughcommissioningtostartup
q Variouspreparednessandreadinessreviewswerecarriedoutpriortoproceedingtovariousstageofprojectexecution,e.g.
§ Designfreeze§ Construc5onreadiness§ Commissioningreadiness
q Implementrobustnessandgovernanceinprojectmanagement
§ Costandschedule§ Technicalsoundness
q Prac5ceasafesystemofworkthroughout
Oct 2016
RESULTSANDCONCLUSIONS
19 Information Classification: PROPRIETARY
q TheFirstUnitUpgradewascompletedinearly2016,inasafemannerandaheadofschedule
q Post-upgrademachineperformancewassa5sfactorywithtestresultsgenerallybeierthanplan
q Henceupgradingexis5ngCCGTgenera5ngunitsprovidesafeasibleandsustainablewaytoimprovetheperformanceoftheen5recombinedcyclefleeton§ Thermalperformance(e.g.efficiency)
§ Emissionperformance(e.g.NOx)§ Carbonfootprint
Conclusions
Oct 2016
Pleasevisitwww.clpgroup.comformoredetails
THANKYOU