|4. (a)||Heavy-duty Hybrids (HDH)||
GRPE-68-12 | Proposal for draft Amendment 3 to Global Technical Regulation No. 4 Amendment proposal to add test procedures for heavy-duty hybrid vehicles to the global technical regulation on eavy-duty road vehicle emissions (WHDC).
GRPE-68-14 | Report of the HDH informal working group to the GRPE Report of the working group developing emissions and fuel economy test procedures for heavy-duty hybrid vehicles to the 68th session of the Working Party on Pollution and Energy.
WP.29-162-08 | Extension of the scope of the mandate to the GRPE Informal Group on Heavy-Duty Hybrids for the alignment between gtr nº 4 and gtr nº 11 Proposal to extend the mandate of the informal working group on heavy-duty hybrids to allow for the adaptation of the hybrid provisions developed for GTR No. 4 (WHDC heavy-duty emissions test cycle) to GTR No. 11 (Non-road vehicle emissions).
WP.29/AC.3/29 | Proposal for the development of either amendments to gtr No. 4 adding a new emission test procedure for heavy-duty hybrid vehicles (HD-HV’S) or a new gtr
|4. (d)||Global Technical Regulations 4, 5, and 10|
|Reference No.||Description (click for more information)|
Proposal for draft Amendment 3 to Global Technical Regulation No. 4
|26 Dec 2013||Working Party||Informal Documents||Worldwide Heavy-Duty Vehicle Emissions Certification Procedure WHDC Global Technical Regulation No. 4: Test Procedure for Compression-ignition (C.I.) Engines and Positive-ignition (P.I.) Engines Fuelled with Natural Gas (NG) or Liquefied Petroleum Gas (LPG) with regard to the Emission of Pollutants||Amendment proposal to add test procedures for heavy-duty hybrid vehicles to the global technical regulation on eavy-duty road vehicle emissions (WHDC).||GRPE-68-0012|