GRPEにおけるWLTC - env.go.jp

1 GRPE WLTC WLTC: Worldwide harmonized Light duty driving Test Cycle1 50-4 WLTC WLTC WLTC WWDB EU JC08 2014 CO2 WLTP 2013 2 WLTP: Worldwide harmonized Light duty driving Test ProcedureWLTC 5 2011 5 16 DHC 17 L/M/H/ExH 60/80/110km/h 6 7 DHC8 GRPE62 L/M/H/ExH WLTC 8 WLTC Ver2 Validation Test 2 Phase 1 9 10 11 13 DHC10 EU WLTC Ver2 Validation Phase 2 3 2012 1 10 WLTC Ver4 Validation Phase 1b 3 1 17-20 GRPE63 WLTP 2013 11 Ad-hoc GRPE 2014 3 WP29 3 29 DHC12 Validation Phase 1b WLTC Ver5 Validation Test Phase 2 9 2 Validation Test WLTC JARI

2 WLTC 3 1 DHC GRPE WLTC WLTC L/M/H/ExH L/M/H/ExH 60/80/110km/h L/M/H/ExH L 589 M 433 H 455 Ex-H:323 WF EU, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , 50%Asia 50%Option-3 Traffic volume ratioRegional weightingINKRJPUSEU=======4-30-25-20-15- 10-5051002040608010012014016010001100120 013001400150016001700180019002000 Acceleration (km/h/s)Speed (km/h)Time (s)-30-25-20-15-10-505100204060801001201 4016001002003004005006007008009001000 Acceleration (km/h/s)Speed (km/h)Time (s)5 Low (589 )Middle (433 )High (455 )Ex-High (323 )WLTC (km/h/s)Speed (km/h)Time (s)Urban Phase (Speed)Motorway Phase (Speed)Urban Phase (Acc)Motorway Phase (Acc) (km/h/s)Speed (km/h)Time (s)Urban Phase (Speed)Motorway Phase (Speed)Urban Phase (Acc)

3 Motorway Phase (Acc) JC08 NEDC (New European Driving Cycle)6 km (S) (%) (km/h) (km/h)RPA(m/s2)TotalLMHExH WLTC ( ) ( ) ( ) ( ) ( )( )( )( ) ( )( )( )( ) Ver5 JC08 7 ParameterCycle durationDriving distanceAverage speedMax. speedMax. accelerationMax. DecelerationRPAA cceleration ratioDeceleration ratioCruise ratioIdling ratioX2valueNormalized X2values (h)kmkm/hkm/hkm/h/skm/h/sm/s2%%%%V-A distributionV-A distributionLOWWWW database(6107)114440 --JP database(1122)18839 --WLTC Ver5589 MIDWWW database(3136)120162 --JP database(319)11644 --WLTC Ver5433 HIGHWWW database(3358)192595 --JP database(253)17070 --WLTC Ver5455 Ex-HIGHWWW database(3144)282188 --JP database(64)5404 --WLTC Ver5323 ALLWWW database(15745)(709385) --JP database(1758)

4 52956 --WLTC Ver51800 --WLTC Ver5 WWDB 8 UnifieddistributionMiddleExHighLowHigh-1 2-8-404812-20020406080100 Speed (km/h)Acceleration (km/h/s)Unified distribution Low-12-8-404812-20020406080100 Speed (km/h)Acceleration (km/h/s)Unified distribution Middle-12-8-404812-200204060801001201401 60 Speed (km/h)Acceleration (km/h/s)Unified distribution High-12-8-404812-20020406080100120140160 Speed (km/h)Acceleration (km/h/s)Unified distribution Ex-highProposed - WLTC v5-12-8-404812-20020406080100 Speed (km/h)Acceleration (km/h/s)WLTC-MID v5-12-8-404812-20020406080100120140160 Speed (km/h)Acceleration (km/h/s)WLTC-HIGH v5-12-8-404812-20020406080100120140160 Speed (km/h)Acceleration (km/h/s)WLTC-ExHIGH v5-12-8-404812-20020406080100 Speed (km/h)Acceleration (km/h/s)WLTC-LOW ~ ( ) DTP ( )

5 ~ WLTC ~ Ad-hoc GRPE WLTP-gtr WP29 WLTP-gtr 2014~ EU WLTP CO2 9 Task of DHC Group WorkClassification of Influencing ParametersCollections of statistics on LD vehicles useCollections of In-use driving dataDetermine weighting factorDevelopment of Reference Database Re-categorization into L/M/HDevelopment of initial WLTCV alidation tests 1 Confirmation testsValidation tests 2 WLTCG earshift analysisRound robin testsModification Short trip & gearshift pointsGearshift prescriptionModification Short trip & gearshift pointsPCs / LDCVsUrban / Rural / MotorwayPeak / Off peak / Weekend Low / Middle / HighTask of DHC Group WorkTask of DTP Group Work(*) RemarkDHC : Development of worldwide Harmonized light duty driving CycleDTP : Development of Test ProcedureWLTC : Worldwide harmonized Light duty driving Test CycleClassification of Influencing ParametersCollections of statistics on LD vehicles useCollections of In-use driving dataDetermine weighting factorDevelopment of Reference Database Re-categorization into L/M/HDevelopment of initial WLTCV alidation tests 1 Confirmation testsValidation tests 2 WLTCG earshift analysisRound robin testsModification Short trip & gearshift pointsGearshift prescriptionCold / Hot ratioEngine On -> Vehicle take-off timeetcModification Short trip & gearshift pointsPM/PNICE-Lab.

6 ProcessE-Lab. processAdditional pollutantReference fuelinput from DTP subgroupPCs / LDCVsUrban / Rural / MotorwayPeak / Off peak / Weekend Low / Middle / HighWLTPWLTP WLTP: Worldwide harmonized Light duty driving Test Procedure PM Internal Combustion Engine ICE-Lab. Process EV/HEV/ PHEV/FCV :HEV NO2 NH3 N2O 10