commiss direct ec april adapt technic progress council direct eec approxim law member state relat measur emiss gaseou particul pollut compress ignit engin vehicl emiss gaseou pollut posit ignit engin fuell natur ga liquefi petroleum ga vehicl text eea relev commiss european commun regard treati establish european commun regard council direct eec decemb approxim law member state relat measur emiss gaseou particul pollut compress ignit engin vehicl emiss gaseou pollut posit ignit engin fuell natur ga liquefi petroleum ga vehicl amend direct ec european parliament council articl thereof direct eec separ direct type approv procedur laid council direct eec februari approxim law member state relat type approv motor vehicl trailer amend direct ec european parliament council direct ec provid emiss test cycl prescript prevent defeat devic irrat emiss control strategi strengthen requir provid tool author determin engin defeat devic irrat emiss control strategi normal condit manipul engin perform expens emiss control accept ga vehicl provid realist environment benefici altern diesel vehicl term air pollut emiss achiev emiss limit mandat direct ec ga engin virtu design difficulti compli test cycl valid criteria respect accuraci ga engin respons speed torqu power demand european transient cycl avoid set ga engin design requir respect design freedom philosophi type approv system stimul develop market ga fuell vehicl ga engin modif statist criteria assess valid type approv test develop ga engin technolog review futur confirm modifi allow ga engin refer fuel test engin natur ga defin provid broadest coverag regard shift factor sλ ga fuel composit market refer fuel test engin liquefi petroleum ga review similarli provid broadest coverag fuel market place make technic modif exist measur sampl procedur enabl european type approv vehicl engin ethanol measur provid direct accord opinion committe adapt technic progress establish direct eec adopt direct articl annex direct eec amend accord annex direct articl effect octob member state refus grant ec type approv issu document provid indent articl direct eec grant nation type approv type vehicl propel compress ignit ga engin prohibit registr sale entri servic vehicl refus grant ec type approv type compress ignit ga engin prohibit sale compress ignit ga engin requir direct eec amend direct satisfi effect octob member state longer grant ec type approv issu document provid indent articl direct eec refus nation type approv type compress ignit ga engin type vehicl propel compress ignit ga engin requir direct eec amend direct met effect octob vehicl engin intend export member countri replac engin servic vehicl member state certif conform accompani vehicl engin pursuant direct eec longer valid purpos articl direct prohibit registr sale entri servic vehicl sale engin type compress ignit engin type vehicl propel compress ignit engin requir direct eec amend direct met effect octob vehicl engin intend export member countri replac engin servic vehicl member state certif conform accompani vehicl engin pursuant direct eec longer valid purpos articl direct prohibit registr sale entri servic vehicl sale engin type ga engin type vehicl propel ga engin requir direct eec amend direct met member state complianc requir direct extens type approv case compress ignit engin vehicl propel compress ignit engin type approv previous grant requir direct eec amend direct ec respect vehicl requir articl applic april articl member state adopt publish octob provis compli direct forthwith inform commiss thereof appli provis octob member state adopt provis refer direct accompani refer occas offici public member state determin refer made member state commun commiss text main provis nation law adopt field cover direct articl direct enter forc dai public offici journal european commun articl direct address member state brussel april commiss erkki liikanen member commiss oj oj oj oj annex amend annex direct eec section replac quot quot gaseou pollut quot mean carbon monoxid hydrocarbon assum ratio ch diesel ch lpg ch ng nmhc assum molecul ch ethanol fuell diesel engin methan assum ratio ch ng oxid nitrogen name express nitrogen dioxid equival quot particul pollut quot mean materi collect filter medium dilut exhaust clean filter air temperatur exce quot quot quot defeat devic quot mean devic measur sens respond oper variabl vehicl speed engin speed gear temperatur intak pressur paramet purpos activ modul delai deactiv oper compon function emiss control system effect emiss control system reduc condit encount normal vehicl devic substanti includ appli emiss certif test procedur quot section introduc quot quot auxiliari control devic quot mean system function control strategi instal engin vehicl protect engin ancillari equip oper condit result damag failur facilit engin start auxiliari control devic strategi measur satisfactorili demonstr defeat devic quot irrat emiss control strategi quot mean strategi measur vehicl oper normal condit reduc effect emiss control system level expect applic emiss test procedur quot section renumb tabl section replac tabl quot symbol chemic compon gt tabl gt quot section replac quot ec type approv grant univers fuel ec type approv univers fuel ec type approv grant subject requir case diesel fuel parent engin meet requir direct refer fuel annex iv case natur ga parent engin demonstr capabl adapt fuel composit occur market case natur ga gener type fuel high calorif fuel ga low calorif fuel ga signific spread rang differ significantli energi content express wobb index shift factor sλ formula calcul wobb index sλ section natur gase shift factor amp lt së amp lt consid belong rang natur gase shift factor amp lt së amp lt consid belong rang composit refer fuel reflect extrem variat së parent engin meet requir direct refer fuel gr fuel fuel annex iv readjust fuell test adapt run cycl measur permit chang fuel test parent engin run procedur paragraph appendix annex iii manufactur request engin test fuel fuel shift factor së li lower rang gr upper rang fuel market fuel result test basi evalu conform product case engin fuell natur ga adapt rang gase hand rang gase hand switch rang rang mean switch parent engin test relev refer fuel annex iv rang posit switch fuel gr fuel fuel rang gase fuel fuel rang gase parent engin meet requir direct posit switch readjust fuell test posit switch adapt run cycl measur permit chang fuel test parent engin run procedur paragraph appendix annex iii manufactur request engin test fuel fuel shift factor së li lower rang gr upper rang fuel market fuel result test basi evalu conform product case natur ga engin ratio emiss result quot quot determin pollut gt refer graphic gt gt refer graphic gt gt refer graphic gt case lpg parent engin demonstr capabl adapt fuel composit occur market case lpg variat composit variat reflect refer fuel parent engin meet emiss requir refer fuel annex iv readjust fuell test adapt run cycl measur permit chang fuel test parent engin run procedur defin paragraph appendix annex iii ratio emiss result quot quot determin pollut gt refer graphic gt grant fuel rang restrict ec type approv fuel rang restrict ec type approv grant subject requir exhaust emiss approv engin run natur ga laid oper rang gase rang gase parent engin test relev refer fuel annex iv relev rang fuel gr fuel fuel rang gase fuel fuel rang gase parent engin meet requir direct readjust fuell test adapt run cycl measur permit chang fuel test parent engin run procedur defin paragraph appendix annex iii manufactur request engin test fuel fuel shift factor sλ li lower rang gr upper rang fuel market fuel result test basi evalu conform product ratio emiss result quot quot determin pollut gt refer graphic gt gt refer graphic gt gt refer graphic gt deliveri custom engin bear label paragraph state rang gase engin approv exhaust emiss approv engin run natur ga lpg laid oper specif fuel composit parent engin meet emiss requir refer fuel gr case natur ga refer fuel case lpg annex iv test fine tune fuell system allow fine tune consist recalibr fuell databas alter basic control strategi basic structur databas exchang part directli relat amount fuel flow injector nozzl allow manufactur request engin test refer fuel gr refer fuel case type approv valid rang rang gase deliveri custom engin bear label paragraph state fuel composit engin calibr exhaust emiss approv member famili except case mention paragraph approv parent engin extend famili member test fuel composit rang parent engin approv case engin paragraph rang fuel case engin paragraph parent engin approv secondari test engin case applic type approv engin vehicl respect engin engin belong engin famili technic servic determin regard select parent engin submit applic fulli repres engin famili defin annex apppendix altern addit refer test engin select technic servic test type approv certif certif conform model annex vi issu approv refer section quot section replac quot specif test gener emiss control equip compon liabl affect emiss gaseou particul pollut diesel engin emiss gaseou pollut ga engin design construct assembl instal enabl engin normal compli provis direct function emiss control equip defeat devic irrat emiss control strategi forbidden auxiliari control devic instal engin vehicl provid devic oper condit paragraph activ temporarili condit paragraph purpos engin damag protect air handl devic protect smoke manag cold start warm activ board signal purpos oper safeti limp home strategi engin control devic function system measur oper condit section result modifi engin control strategi emploi applic emiss test cycl permit compli requir section fulli demonstr measur reduc effect emiss control system case devic consid defeat devic purpos point defin condit steadi state transient condit altitud exceed metr equival atmospher pressur kpa ambient temperatur rang engin coolant temperatur rang special requir electron emiss control system document requir manufactur provid document packag access basic design system mean control output variabl control direct indirect document made part formal document packag suppli technic servic time submiss type approv applic includ full descript system document provid exhibit evid output permit matrix obtain rang control individu unit input indentifi inform attach document requir annex section addit materi show paramet modifi auxiliari control devic boundari condit devic oper addit materi includ descript fuel system control logic time strategi switch point mode oper addit materi justif auxiliari control devic includ addit materi test data demonstr effect exhaust emiss auxiliari control devic instal engin vehicl addit materi remain strictli confidenti retain manufactur made open inspect time type approv time valid type approv verifi strategi measur consid defeat devic irrat emiss control strategi definit section type approv author technic servic addition request nox screen test carri combin type approv test procedur check conform product altern requir appendix annex iii direct eec emiss nox screen test sampl raw exhaust ga technic prescript iso di date octob verifi strategi measur consid defeat devic irrat emiss control strategi definit section addit margin relat nox limit accept transit provis extens type approv section applic compress ignit engin vehicl propel compress ignit engin type approv requir row tabl section annex direct eec altern section manufactur present technic servic result nox screen test engin conform characterist parent engin annex ii take account provis section manufactur provid written statement engin emploi defeat devic irrat emiss control strategi defin section annex manufactur provid written statement result nox screen test declar parent engin refer section applic engin type engin famili annex ii quot section section replac quot ng fuell engin test conduct commerci fuel mark engin commerci fuel rang amp lt së amp lt mark engin commerci fuel rang amp lt së amp lt hl mark engin commerci fuel extrem rang shift factor amp lt së amp lt manufactur request refer fuel annex iv impli test section annex case disput caus complianc ga fuell engin commerci fuel test perform refer fuel parent engin test whith addit fuel refer paragraph parent engin test result convert calcul appli relev factor quot quot quot ra quot quot rb quot paragraph ra rb correct place measur result calcul result demonstr engin meet limit valu relev fuel fuel applic fuel case natur ga engin fuel case lpg engin quot amend annex ii direct eec section amend read quot categori engin diesel ng fuell lpg fuell ethanol fuell quot section appendix annex ii amend read quot fuel diesel lpg ng ng ng hl ethanol quot section appendix annex ii amend read quot fuel diesel lpg ng ng ng hl ethanol quot amend appendix annex iii direct eec tabl section modifi quot tabl regress line toler gt tabl gt quot amend annex iv direct eec section renumb section section ad quot ethanol diesel engin cetan improv engin manufactur ad ethanol fuel maximum allow amount gt tabl gt quot section replac quot natur ga ng european market fuel rang rang extrem refer fuel gr rang extrem refer fuel characterist gr refer fuel summaris refer fuel gr gt tabl gt refer fuel gt tabl gt refer fuel gt tabl gt liquefi petroleum ga lpg gt tabl gt quot amend annex vi direct eec section amend read quot categori engin diesel ng fuell lpg fuell ethanol fuell quot section appendix annex vi amend read quot categori engin diesel ng fuell lpg fuell ethanol fuell quot amend annex vii direct eec section titl line replac quot gr ch vol quot annex viii ad quot annex viii specif technic requir relat ethanol fuell diesel engin case ethanol fuell diesel engin specif modif paragraph equat factor appli test procedur defin annex iii direct annex iii appendix dry wet correct gt refer graphic gt nox correct humid temperatur gt refer graphic gt gfuel gaird gfuel gaird ta temperatur air ha humid intak air water kg dry air calcul emiss mass flow rate emiss mass flow rate mode calcul assum exhaust ga densiti kg kpa gt refer graphic gt gt refer graphic gt gt refer graphic gt nox conc coconc hcconc averag concentr ppm raw exhaust ga determin section option gaseou emiss determin full flow dilut system formula appli gt refer graphic gt gt refer graphic gt gt refer graphic gt nox conc coconc hcconc averag background correct concentr ppm mode dilut exhaust ga determin annex iii appendix section annex iii appendix section appendix appli sole diesel engin appli ethanol fuell diesel engin condit test arrang air temperatur humid measur engin intak set standard condit test run standard water kg dry air temperatur interv limit nox correct made test void condit met calcul emiss mass flow system constant mass flow system heat exchang mass pollut test determin equat gt refer graphic gt ethanol fuell engin gt refer graphic gt ethanol fuell engin gt refer graphic gt ethanol fuell engin nox conc coconc hcconc nmhcconc averag background correct concentr cycl integr mandatori nox hc bag measur ppm mtotw total mass dilut exhaust ga cycl determin section kg determin background correct concentr averag background concentr gaseou pollut dilut air subtract measur concentr net concentr pollut averag valu background concentr determin sampl bag method continu measur integr formula gt refer graphic gt conc concentr respect pollut dilut exhaust ga correct amount respect pollut contain dilut air ppm conc concentr respect pollut measur dilut exhaust ga ppm concd concentr respect pollut measur dilut air ppm df dilut factor dilut factor calcul gt refer graphic gt conc concentr dilut exhaust ga vol hcconc concentr hc dilut exhaust ga ppm coconc concentr dilut exhaust ga ppm fs stoichiometr factor concentr measur dry basi convert wet basi accord annex iii appendix section stoichiometr factor gener fuel composit chαoβnγ calcul gt refer graphic gt altern fuel composit stoichiometr factor gt refer graphic gt system flow compens system heat exchang mass pollut test determin calcul instantan mass emiss integr instantan valu cycl background correct appli directli instantan concentr formula appli gt refer graphic gt gt refer graphic gt gt refer graphic gt gt refer graphic gt gt refer graphic gt gt refer graphic gt conc concentr respect pollut measur dilut exhaust ga ppm concd concentr respect pollut measur dilut air ppm mtotw instantan mass dilut exhaust ga section kg mtotw total mass dilut exhaust ga cycl section kg df dilut factor dertermin section calcul specif emiss emiss kwh calcul individu compon gt refer graphic gt gt refer graphic gt gt refer graphic gt wact actual cycl work determin section kwh base equival base equival quot subject evalu commiss decemb subject evalu commiss decemb subject evalu commiss decemb