July 2004
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Update ISO TC 197 WG9 Hydrogen Generators Using Fuel Processing Technologies
by Mario Sandoval
Shell Hydrogen

On 30 June - 1 July 2004 ISO TC 197 WG9 held its 4th meeting in Yokohama, Japan.

The meeting was attended by 15 experts, mostly WG 9 members and for the first time observers from Korea and Spain. The main purpose of the meeting was to review and incorporate the comments that resulted from the circulation of ISO/CD 16110 Hydrogen generators using fuel processing technologies. The second main objective was to discuss the comments received on the proposal to limit the scope of ISO/CD 16110 to safety requirements and to include procedures to determine efficiency in a separate document.

Based on the progress achieved at the WG9 meeting, ISO/TC 197 during its 13th plenary meeting on 2 July 2004 in Yokohama, Japan, agreed to circulate the ISO/CD 16110-1 Hydrogen generators using fuel processing technologies — Part 1: Safety (circulated as ISO/TC 197 doc. N 276 and incorporating the comments received and circulated as ISO/TC 197 doc. N 287 R2) as Draft International Standard.

ISO/TC 197 confirmed the need for a document containing procedures to determine efficiency of hydrogen generators using fuel processing technologies and agreed with the following target dates:

ISO 16110-1 Hydrogen generators using fuel processing technologies — Part 1: Safety

DIS: 2004-10

FDIS: 2005-12

IS: 2006-06

ISO 16110-2 Hydrogen generators using fuel processing technologies — Part 2: Procedures to determine efficiency

CD: 2005-06

DIS: 2005-12

FDIS: 2006-12

IS: 2007-06

ISO 16110-1 has awakened wide international interest.

In the USA the UL STP 2264 Gaseous Hydrogen Generating Appliances agreed to adopt ISO 16110-1 as the U.S. standard entitled “Gaseous Hydrogen Generating Appliances – Fuel Processing.” In accordance with agreement between CSA America and UL, this standard will be co-published by CSA America and UL.

Based on the Vienna agreement between CEN and ISO, there is the intention to request the adoption of ISO 16110-1 as a CEN standard with specific EU harmonization purpose. This request will be submitted per preliminary questionnaire (PQ) to the CEN Technical Board.

In Japan, the mirror committee of ISO TC197/WG9 has 21 members. This committee ensures that ISO 16110-1 meets the needs of the Japanese market.

WG9 has currently 32 members from the following countries: Argentina (1), Canada (3), France (5), Germany (2), Italy (1), Japan (2), Netherlands (2), Norway (1), USA (15). Korea has communicated its intention to nominate experts to the WG9.

A further development associated with the WG9 activities include the proposal to form a Joint Working Group ISO/IEC to work on installation requirements for fuel cell power plants and hydrogen generators. This proposal was discussed during the ISO TC 197 plenary and WG9 meetings as well as during the IEC TC 105 plenary meeting.

WG9 has intensely cooperated with ISO TC 197/WG8 (Hydrogen generators using water electrolysis) and IEC TC 105WG3 (Stationary fuel cell power systems –Safety) in order to align safety approaches where practical.

WG9 thanks ENAA, JGC Corporation and Osaka Gas for kindly hosting the Yokohama meeting. Thanks in particular for the very nice reception.