air quality control

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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

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AQCS DRIVENBYREGULATION

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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

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