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air quality control power plant
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Daniel Chang, P.E.
Daniel Chang is an Air Quality Control Engineer for
Black & Veatch Energy. His experience on AQCS
implementation projects encompasses AQCS
planning studies, preliminary engineering,
equipment specification and purchase, process
design review and implementation, and start-
up/commissioning/performance testing. In 2009-
2010, he was a field engineer involved in the start-
up and commissioning of a Wet FGD system in Ohio.
Daniel was also involved in the emissions and
performance testing program during thecommissioning of PLNs Tanjung Jati B Units 3 and 4
in 2011. He is currently serving as the AQC Engineer
for 3 major AQC retrofit projects in the USA.
Office Location
Overland Park, Kansas
City - USA
Education
B.S. Mechanical
Engineering
M.S. Engineering
Technology
Air Quality Control
Engineer
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AIRQUALITYCONTROLENGINEERDANIELCHANG
AIRQUALITYCONTROL
25Nove
mber2013
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TOPICS
AQCS DrivenbyRegulation
ChallengesinAQCS Implementation
Black&VeatchCapabilities
2
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AQCS DRIVENBYREGULATION
3
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ReferencedbytheInternationalFinanceCorporation(IFC)
Performance
Standards
on
Environmental
and
SocialSustainability PerformanceStandard1
IndustrySpecificGoodInternationalIndustryPractice
(GIIP)Environmental,HealthandSafety(EHS)Guidelinesfor
ThermalPowerPlants
Version:
19
December
2008
WORLDBANK
STANDARDS
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WORLDBANK
EHS
GUIDELINES
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FuelPM
(mg/Nm3) SO2
(mg/Nm3) NO2
(mg/Nm3)NDA DA NDA DA NDA DA
SolidFuel(>50 MWth
to600MWth) 50 30 200
850* 200 510** 200
*Consideringfactors: fuel,costeffectivenessforsmallerunits,auxpowerusageforsecondarycontrols.
**1,100mg/Nm3iffuelvolatilematter
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Financialindustryriskmanagementframework
Environmentalandsocialriskinprojects
78financialinstitutionsasEPFIs
70%ofInternationalprojectfinancedebtinemergingcountries
Principle3:Applicableenvironmentalandsocialstandards
IFC performancestandardsonenvironmentalandsocial
sustainabilityWorldbankenvironmental,healthandsafetyguidelines
EQUATORPRINCIPLES
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EQUATORPRINCIPLES
APPLICABLE
STANDARDS
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Equator
PrinciplesEquator
Principles
IFCPerformance
Standards(PS
1)
IFCPerformance
Standards(PS
1)
WorldBankEHSGuidelines
forThermalPower
Plants
WorldBankEHSGuidelines
forThermalPower
Plants
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EUREGULATIONS
Pollutant Dust(PM) SO2 NO2
50to100MW 30mg/m3 400mg/m3
300mg/m3
450mg/m3
(lignite)
100to
300
MW 25
mg/m3 250
mg/m3 200
mg/m3
>300 MW 20mg/m3
200mg/m3 200mg/m3
FromDirective2010/75/EUoftheEuropeanParliamentandoftheCouncil,24November2010,onIndustrialEmissions(IntegratedPollutionPreventionandControl).
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FORCESTHAT
DRIVE
AQCS
REQUIREMENTS
Increasing
awareness
regarding
health
impacts
of
power
plant
emissions
Regulatory
Financing
GovernmentRequirements
Regulatory
Financing
GovernmentRequirements
SocialAwareness
HealthImpacts
EnvironmentalImpacts
PublicPerception
SocialAwareness
HealthImpacts
EnvironmentalImpacts
PublicPerception
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TYPICALEVOLUTION
OF
AQCS REGULATION
Technology
selection
progression
is
dependent
on
plant
specific
AQCS
implementation
scenario
PM
ESP
SO2
CoalSelection
FGD
NOx
LNB
PM
FabricFilter
NOx
SCR
Hg
Cobenefit
Capture
ACI
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CHALLENGES
INAQCS
IMPLEMENTATION
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Black
&
Veatch
assists
clients
with
identifying
challenges
and
develops
AQCS
implementation
plans
Identifyinganddesigningto
applicable
emissionsregulation
Identifyinganddesigningto
applicable
emissionsregulation
Distributed
powergeneration
systems
Distributed
powergeneration
systems
Retrofitvs.new
AQCS
implementation
Retrofitvs.new
AQCS
implementation
AQCSIMPLEMENTATION
CHALLENGES
FOR
PLN
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Without
planning
that
accounts
for
all,
it
is
easy
to
get
boxed
into
a
corner
Scenarioplanning Figureoutoptions
Costsassessment
Sensitivityanalysis
EmissionsStandardsCompliance
Planningfor
non
air
regulations
TechnologySelection
Constructionplanning
ImplementationofAQCSintothe
existingfacility
PLANNINGFOR
FUTURESUCCESS
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Sizeofpowerplantvariesforeachgeographic
region
Unitsizeclasses:
600MW
AQCSImplementationtakesintoaccountunitsize
AQCSFOR
VARIOUS
UNIT
SIZES
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NEWVERSUS RETROFIT
AQCS
NEW
Regulatoryrequirements
Technologyselection
RETROFIT
Regulatoryrequirements
Existingplant
constraints
Impactstoexistingplant
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DraftSystemandDuctwork
Fans
AuxiliaryElectricSystems
Air
HeatersWaterandWastewater
CompressedAir
PlantControl
System
AshHandlingSystem
IMPACTTO
EXISTING
PLANT
IN
AQCSRETROFIT
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Constructionplanningforthefuture
Locatepotentialfutureequipmentnow
Leavespaceforfutureequipment
Designplanning
Fansizing
and
purchase
Ductworkandequipmentsizing
Auxiliaryelectricsystems
Ashhandling
Waterandwastewater
DESIGNINGFOR
THE
FUTURE
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BLACK&VEATCH
CAPABILITIES
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BOARDOF
PUBLIC
UTILITIESNEARMAN CREEKUNIT1AQCUPGRADE
SCR,
CDS/PJFF,
PAC
for
Total
AQC
Solution
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Plants
QuindaroUnit
2
NearmanUnit1
Scope
Permitting
SpecDevelopment
Engineering
ConstructionSupport
Startup/Testing
Schedule
QuindaroUnit2 Q42011
NearmanUnit1 Q22012
BOARDOF
PUBLIC
UTILITIESLOWNOXBURNERRETROFIT
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Alliance
partners
developed
early
in
the
project
to
collaborate
on
construction
execution
plan
287MWbaseload
Highsulfurcoal,withthepotentialforSO3condensationonfabricfilter
BuiltinsamelocationasexistingESP
Minimizedoutagetimebymaximizingmodularization
Removed5weeksfromoriginaloutageschedule
VECTREN CULLEY UNIT3FABRICFILTERADDITION
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KingPlanthasachievedrecordgenerationthreeyearsinarow,andwearewellonourwaytoexceedingourpreviousrecordforafourthyear. TheBlack&Veatchdesignhasprovenitselfthrough
operationto
be
of
high
quality.
ThomasSmith,PlantDirector,KingPlant,XcelEnergy
Dryscrubber
andPJFF
SCRsystem
Boilermodifications
Replacementofthesteamturbine
Replacementofthegeneratorexcitationsystem
Balanceddraftconversion
DCSUpgrade
XCELKING
STATION
REHABILITATION
PROJECT
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AQCSDriven
by
RegulationAQCS
Driven
by
Regulation
Challenges
in
AQCS
ImplementationChallenges
in
AQCS
Implementation
Black&
Veatch
CapabilitiesBlack
&
Veatch
Capabilities
WHATHAVE
WE
TALKED
ABOUT?
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Q&A
25November2013
24
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