• English

Session documents

Informal working group on Worldwide harmonized Heavy-Duty Certification procedure (WHDC)
Working papers of the meetings
WHDC-FE37 - (OICA) WHDC Investigations: Influence of soaktime on emissions with a EURO VI prototype MHDE
English only ---- PDF (75 KB)
WHDC-FE36 - (DDC) Soaktime
English only ---- PDF (101 KB)
WHDC-FE35 - (EMA) Soaktime
English only ---- PDF (540 KB)
WHDC-FE34 - (JRC) Reference Fuel
English only ---- PDF (552 KB)
WHDC-FE32 - (TÜV Nord) Final presentation on option 5 test program
English only ---- PDF (1,040 KB)
WHDC-FE31 - (WHDC Secretary) Proposal for draft amendment to global techbnical regulation No. 4 (WHDC)
English only DOC (3,283 KB) PDF (881 KB)
WHDC-FE30 - (EC/JRC) Preliminary test results of reference fuel program
English only ---- PDF (68 KB)
WHDC-FE29 - (Germany) Test programme on WHDC option No. 5: Final report
English only ---- PDF (258 KB)
WHDC-FE28 - (Japan) Test results on effects of fuel specification
English only ---- PDF (160 KB)
WHDC-FE27 - (USA) Comments on 25th WHDC meeting minutes
English only ---- PDF (22 KB)
WHDC-FE26 - (Germany) Test programme on WHDC option No. 5: Interims report
English only ---- PDF (740 KB)
WHDC-FE25 - (OICA) NOx correction
English only ---- PDF (261 KB)
WHDC-FE24 - (OICA) Average reference fuel
English only ---- PDF (302 KB)
WHDC-FE23 - (WHDC) Engine power
English only ---- PDF (23 KB)
WHDC-FE22 - (Japan) Effect of FAME on exhaust emissions of engine with NOx after-treatment devices
English only ---- PDF (160 KB)
WHDC-FE21 - (Japan) Exhaust emission test result of heavy-duty gasoline engines with WHDC test procedure
English only ---- PDF (525 KB)
WHDC-FE20 - (China) Heavy-duty gasoline engine WHDC validation study
English only ---- PDF (696 KB)
WHDC-FE19 - (Japan) Proposal for amendment on WHDC GTR(ECE/TRANS/180/Add.4)
English only ---- PDF (128 KB)
WHDC-FE18 - (OICA) Scania Euro V: Long haulage data
English only ---- PDF (227 KB)
WHDC-FE17 - (JAMA) Proposal on Cold Start weighting for HDDE in Japan
English only ---- PDF (44 KB)
WHDC-FE16 - (NTSEL) Test Results on Effects of Soak Time Period
English only ---- PDF (46 KB)
WHDC-FE15 - (JAMA) Effect of soak period for NOx emission
English only ---- PDF (33 KB)
WHDC-FE14 - (Germany) Engine auxiliaries - power absorbed by the fan during the engine testing
English only ---- PDF (1836 KB)