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Document Title Proposal for an amendment to Regulation 83 introducing a new class of bi-fuel vehicle/gas system
Reference Number GFV-14-02
Date
31 May 2011
Source(s) LG Europe
Rulemaking Area(s) UN R83 Motor Vehicle Emissions and UN R143 HD Dual Fuel Retrofit Systems
Meeting(s)
Downloads
UNECE server .pdf format
Excerpts from session reports related to this document
GFV | Session 14 | 7 Jun 2011

40. Mr. Piccolo (AEGPL). They proposed new definitions of bi-mix fuel vehicles would be included in the definition of bi-fuel, including now two types: Type A (traditional bi-fuel) and Type B where gas and petrol can be used simultaneously. Proposal being made to determine the amount of gas used in the system would be to weigh the gas tank before and after the vehicle test. They have attempted to align R.115 and R.83 for this bi-fuel technology that already is being used in vehicles. He asks for comments from the group for the next GFV session.

41. Mr. Rijnders asks to have written comments on these documents, with the idea of having a new, formal document ready for January 2012. The Types A and B also take on a similar framework as the recommended definitions of the dual-fuel engines.

42. Mr. Piccolo indicates their intention that the definition be wider than narrow, to allow simultaneous use with LPG provided that the LPG in energy unit is equal or higher than 80%.

43. Mr. Radzimirski this is an important amendment to R.115 and as soon as possible. He takes issue that according to the Annex 6 the energy is measured and not the mass. This editorial correction should be introduced.

44. Mr. Rijnders believes the energy and mass difference should be aligned. He asks Mr. Radzimirski to provide written clarification and comments for the next GFV meeting.

45. Mr. Martinez (European Commission) asks if it is possible to make a more precise definition of Type 2B, in order to specify the percentage of gas mixture. It should be technically feasible so not to leave loopholes in the regulation.

46. Mr. Duvielguerbigny (AEGPL) says these amendments are due to requests by their members’ desires.

47. Mr.Piccolo didn’t want to make a long definition. They will try to move the 80% concept to the definition to avoid any other conflicts.

48. Mr. Dekker prefers to have a Type C to add to the definitions rather than change the current definition.

49. Mr. Martinez (European Commission) agrees that the 80% should be put in the definition.

50. Mr. Duvielguerbigny says we agree on the principles and its urgency, and that a newly amended formal document would be prepared for passage at the January 2012 GRPE.

51. Mr. Rijnders agrees that the GFV will work on this new proposal with a perspective to prepare the formal document for January.

52. Mr. Castagnini (AEB) reminds the group that they had also submitted another GFV-corrected document prior to the meeting to include natural gas (CNG).

53. Mr. Rijnders asks for written proposals so that a combined formal document can be developed and discussed at the next GFV.