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Date Reference Description Status
15 Dec 2011 GFV-16-05
Progress report of the LNG Task Force
Informal Group Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system.
16 Apr 2012 GRSG-102-25
Report of the LNG Task Force to GRSG 102nd session
Working Party Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Progress report of the task force of the Gaseous fueled vehicles (GFV) informal group working on the introduction of liquefied natural gas provisions into UN R110.
14 May 2012 GFV-20-06
Progress report of the LNG Task Force
Informal Group Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Progress report of the LNG Task Force created to develop technical specifications for LNG (Liquefied Natural Gas) cryogenic components to be installed on-board road vehicles.
02 Oct 2012 GFV-22-06
Survey of Retrofit System Suppliers: THC Emissions & CH4
Informal Group Informal
28 Jun 2011 GFV-23-12
New EPA Policies for Vehicle/Engine Conversions to Clean Alternative Fuels
Informal Group Informal Heavy-Duty Dual Fuel Retrofit Systems HD Dual Fuel Retrofit Systems Uniform provisions concerning the approval of Heavy Duty Dual-Fuel Engine Retrofit Systems (HDDF-ERS) to be installed on heavy duty diesel engines and vehicles US EPA presentation at the Clean Cities Summit held in Indianapolis on June 28, 2011, transmitted to GFV courtesy of Jeff Seisler representing NGV Global and Clean Fuels Consulting.
06 Nov 2013 WP.15-29-23
The use of CNG and LNG fuelled vehicles carrying dangerous goods
Working Pary Informal Presentation to the 95th session of the Working Party on the Transport of Dangerous Goods (WP.15)
04 Dec 2013 GFV-29-08
LNG and NG-fueled vehicles: Regulatory update
Informal Group Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. LNG Task Force update, including review of issues concerning dangerous-goods transport vehicles (ADR vehicles).
07 Jan 2014 GFV-30-03
L-NGV Regulatory Update
Informal Group Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Presentation on efforts to prevent natural gas powered vehicles from being certified as "dangerous goods vehicles" (ADR) through education of the UN ADR working party (WP.15) on liquefied and natural gas fuel systems and development of regulatory language to address WP.15 concerns.
18 Jul 2014 GRSG/2014/30
Proposal for amendments to Regulation No. 110
Working Party Working Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Text prepared by the Netherlands and the International Association for Natural Gas Vehicles (IANGV/NGV Global) to clarify the provisions of Chapter 18 following the introduction of automatic valves (see report GRSG/84, para. 38).
18 Jul 2014 GRSG/2014/27
Proposal for Supplement 3 to the 01 series of amendments to Regulation No. 110
Working Party Working Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Proposal to introduce a new class of CNG components (Class 6) operating at a higher pressure.
29 Aug 2014 GRSG-107-02
Terms of Reference to create an Informal GRSG group on NGV-R.110
Working Party Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Proposal to establish an expert working group to review and update the provisions of UN Regulation No. 110 in order to produce a new consolidated, harmonized version of the regulation.
02 Oct 2014 GRSG-107-38
Proposal to amend the draft Supplement 3 to the 01 series of amendments to Regulation No. 110
Working Party Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Proposal to add a definition for "CNG Accumulator" and to revise a related decision tree flow chart.
02 Oct 2014 GRSG-107-35
Proposal to delay consideration of document GRSG/2014/29
Working Party Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Request to postpone consideration of the Dutch proposal concerning the discharge of natural gases from a pressure relief device (PRD) in anticipation of conclusions and best practices on the location and venting of PRD from a research program underway in the US.
05 May 2015 GRSG-108-02/Rev.1
Terms of Reference for a GRSG informal working group on Natural Gas Vehicles (NGV) (revised)
Working Party Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Proposal to establish an informal working group to consolidate existing amendments to UN Regulation No. 110 in light of technical progress of other gaseous fuel regulations and standards and, where necessary, amend the Regulation to promote improved clarity and harmonization.
11 Feb 2016 GRSG/2016/10
Proposal for amendments to Regulation No. 110
Working Party Working Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Proposal to include the liquefied natural gas (LNG) fuel connector provisions as specified in ISO 12617:2015.
28 Jul 2017 GRSG-113-03
NGV comments on the proposed amendments to UN Regulation No. 110
Working Party Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Comments from NGV Global on the proposals from Italy (GRSG-112-28) and Germany (GRSG-112-33) regarding the testing and inspection of CNG cylinders.
26 Sep 2017 GRSG-113-06
Proposal for a corrigendum to Revision 3 of UN Regulation No. 110
Working Party Informal Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. In the absence of complete harmonization with ISO 11439, this proposal recommends that Table 6.4 of UN R110 should be amended by the following for CNG-1 designs:<ol class="alpha"><li>Delete A.17, A.25, and A.7 since they do not match the tests specified in paragraph 7.5 on Cylinder design qualification tests</li><li>Add A.15 and A.6 since they do match the tests specified in paragraph 7.5 on Cylinder design qualification tests</li><li>Add A.24 because paragraph 6.9 on Fire protection requires all PRDs on all cylinder types to comply with A.24.</li></ol>