November 2002
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European Integrated Hydrogen Project-Phase II Update
by Karen Hall
Vice President, Technical Operations of the
National Hydrogen Association


The European Integrated Hydrogen Project – Phase II has an extensive website, offering draft regulations, project information, and documents relating to the UNCE/GRPE ad hoc WG: Hydrogen Vehicles: Onboard Storage Systems. Much information is available to all interested parties through the public website at www.eihp.org.

According to the European Integrated Hydrogen Project – Phase II website,

  • In the second phase, EIHP 2, the draft regulation documents for Europe shall be improved step by step (revised draft revisions) and developed to a global regulation for hydrogen fuelled road vehicles. Procedures for periodic vehicle inspections will be developed. Requirements for new draft standards, refueling procedures and periodic inspections for hydrogen refueling infrastructure components and systems will be developed.

  • EIHP2 will furthermore undertake actions to validate the EIHP1 draft regulations by developing and refueling hydrogen components and vehicles according to these drafts and getting them approved by selected authorities. In parallel, the EIHP1 draft proposal will be monitored during its discussion process at ECE in order to assist in achieving a valid regulation.
The UNCE/GRPE ad hoc WG: Hydrogen Vehicles: Onboard Storage Systems area of the website describes the situation, according to the EIHP:
  • Present Situation:
    Development of new legal requirements is essential in order to ensure minimum safety in this area. International regulations are missing. National requirements and standards are not sufficient to register vehicles running on hydrogen (see also ECE R-67 for LPG and ECE R-110 for CNG vehicles).

  • Necessary Steps:
    Development of consensus on the two EIHP drafts for LH2 and for CGH2. Submission of drafts to GRPE to apply for new ECE regulations. Development of a process to apply for GTRs (Global Technical Regulations). Development of closer relationship between ISO/ ad hoc WG/ EIHP. Express the need for closer cooperation to ISO TC 197 and ISO TC22. Ensure adoption of GTRs by signatory parties to 1998 agreement (especially from those who cannot adopt ECE regulations for their national certification process). Preferable application for new ECE regulations at the same time as GTRs in order to avoid double work.
The goals of the project are ambitious. While European countries may readily adopt European technical regulations dealing with vehicles, safety, and inspections, the process in the United States is very different. Issues like these are generally left to the state, resulting in varying requirements. The United States is a party to the 1998 agreement described on the website. The U.S. Department of Transportation represents the United States on this Working Group. The U.S. could participate in Global Technical Regulations under the 1998 agreement, but may not have input into the formulation of the draft proposed technical regulations. Experts in the United States and Canada have indicated that the technical requirements, in the form of international standards, such as those developed in ISO TC 197 and ISO TC 22/SC21 form the basis of consensus building. The way those requirements are implemented between countries (or states for that matter) could be left to those authorities having jurisdiction. This situation would result in consistent international technical requirements.

The National Hydrogen Association will keep readers informed of progress of the efforts toward Global Technical Regulations, and the position the United States may take in these activities.