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I. 1. A. a.(1)(a) i) a)S ($0 ($0 0 (($0 0 0  A_ekqwDocumentDocument StyleI.1.A.a.(1)(a)i)a)jo4Tech InitInitialize Technical StyleS #   1 .1 .1 .1 .1 .1 .1 .1 S  CuyTechnicalTechnical Document Style11.11.1.11.1.1.11.1.1.1.11.1.1.1.1.11.1.1.1.1.1.11.1.1.1.1.1.1.1x?t2PleadingHeader for numbered pleading paper %  &?(   AXXX  XAXXAXAXXXAXX?1''*dE*??1''*dE*?HH1HH2HH3HH4HH5HH6HH7HH8HH910111213141516171819202122232425262728  .+('2?$ 0T!     )?)   X?1'' !dE!?  Preparedby DanBivins ,EMC     D     EMCGD017   EMC,OAQPS,EPA  <   March2,1992  ?1'' P!dEr!?('2?$ 0T!    + x ,?'   X?1'' !dE!?     EMCGD017  < EMTICGUIDELINEDOCUMENT   L   PAGE  2    ?1'' !dE!? ('2?$ 0T!    CRight ParRight-Aligned Paragraph NumbersI.A.1.a.(1)(a)i)a)3|x<6X9`("Courier NewTTXx6X@`7X@( T$   d  )?)   X?1'' !dE!?  Preparedby TraceyD.Shea ,EMB   D     EMTICGD017   TechnicalSupportDivision,OAQPS,EPA D     March2,1992  ?1'' P!dEr!? 5 z ,?'   X?1'' !dE!?     EMTICGD017  < EMTICGUIDELINEDOCUMENT   L   PAGE  2    ?1'' !dE!?   )?)   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Preparedby DanBivens ,EMC     D     EMCGD017   EMC,OAQPS,EPA  <   March2,1992  ?1'' P!dEr!?{$ 0T!   ,(63  X?1'' 8$!dE8$!?  @   EMISSIONMEASUREMENTTECHNICALINFORMATIONCENTER  @JJ"GUIDELINEDOCUMENT   ?1'' @$!dEo$!? p  @$40CFRPART60 g @" " APPENDIXB,PERFORMANCESPECIFICATION2  G @jj DEFINITIONOFNORMALLOAD  ' w  INTRODUCTION       Section5.3,RelativeAccuracy(RA)TestPeriod,ofPerformanceSpecification2(PS2)statesthat,"Whiletheaffectedfacilityisoperatingatmorethan50percentofnormalload..determinethemagnitudeofthecalibrationdrift.."Thespecificationof"morethan50percentofnormalload"wasintendedtoensurethatthecertificationofthecontinuousemissionmonitoringsystem(CEMS)occurredunderarepresentativeoperatingconditionandemissionconcentrationwhentested.Anewsourceoperatingat50percentofpermittedcapacityorgreaterwouldbeexpectedtoproducepollutantanddiluentlevelsinarangethatwouldeffectivelytesttheCEMSperformance.Operationofthesourceat50percentorgreaterthanthepermittedoperatinglevelmaynotbeappropriateinsomecases.Forexample,duringtheinitialtestingofasource,specificallyaNewSourcePerformanceStandardfacility,theoperatingcapacityoftheprocesswillbemuchlessthanitspermittedcapacity.Thefollowingguidancedescribesalternativeoperatingconditioncriteria.  GUIDELINE  K TheobjectivesofthecalibrationdriftandRAtestsofSections6and7ofPS2aretoevaluatewhethertheCEMSconformstotheperformanceandequipmentspecificationsofPS2.Inordertodemonstrateconformancethemonitoredsourcemustbeinoperation.Twoconditionsofthecertificationtestmustbedeterminedpriortocertificationtesting:1.representativeoperations,and;2.normalload.*4  1.RepresentativeOperations.TheCEMSmustbecertifiedwhenflow #& ratesandemissionconcentrationsareatthelevelsofnormaloperatingconditions.If"normal"operationconsistsofvariableloads,e.g.,gasturbinesusedforelectricalpeaking-plants,theCEMSshouldbetestedunderthesevariableconditions.Thisincludesstartup,shutdown,andoperationalperiodsdenotedasmalfunctions.However,requiringcertificationunderalloftheseconditions,althoughrepresentative,maynotbereasonable.ThereviewingAgencyandthesourceshouldagreetotheoperatingconditionssuitablefortestingtheCEMS.    2.NormalLoad.Normalloadmeansthepermittedoperatingcapacity ,c'0 ofthefacility.However,ifafacilityoperatesatlessthan50percentoftheirpermittedcapacityanddoesnotanticipateasignificantincrease,itmaynotbenecessarytoincreasethesystemloadto50percentofthe .)3  *+  *+  *+  *+  *+  permittedcapacityforcertificationtestingoftheCEMS.Thereviewingagencyneedstoconfirmthattheload,orcapacityoftheoperation,providesanemissionlevelforsufficientevaluationofthemonitor'sperformanceandintendeduse.TheobjectiveofthecertificationtestistoensurethattheCEMSdataisreliable.Thereviewingagencyshouldensure,withinpracticalbounds,thatthetestisconductedduringrepresentativeconditions.̀