TC 197 Hydrogen Systems

Published Standards

ISO 13984 Liquid Hydrogen – Land Vehicle fuelling system interface

ISO 14687 Hydrogen Fuel - Product Specification

TR 15916 Basic considerations for the safety of hydrogen systems

ISO PAS 15594 Airport hydrogen refuelling facility

Standards under Development

ISO/DIS 13985-1 Liquid hydrogen – Land vehicle fuel tanks – Part 1: Design, fabrication, inspection and testing

ISO/DIS 13985-2 Liquid hydrogen – Land vehicle fuel tanks – Part 2: Installation and maintenance

ISO/CD 15869 – 1 to 5 Gaseous hydrogen and hydrogen blends – Land vehicle fuel tanks:

• Part 1: General requirements
• Part 2: Particular requirements for metal tanks
• Part 3: Particular requirements for hoop wrapped composite tanks with metal liner
• Part 4: Particular requirements for fully wrapped composite tanks with a non-metal liner
• Part 5: Particular requirements for fully wrapped composite tanks with a non-metallic liner

ISO/WD 22734 Hydrogen Generators Using Water Electrolysis Process

New Work Items

• Transportable gas storage devices – Hydrogen absorbed in reversible metal hydride
• Gaseous hydrogen – Hydrogen generators using fuel processing technologies

ISO/TC 22/SC 21 Electric Road Vehicles

Published Standards

ISO 6469-1 to 3 Electric road vehicles – Safety specifications

• Part 1: On-board electrical energy storage
• Part 2: Functional safety means and protection against failures
• Part 3: Protection of persons against electric hazards

ISO 8715 Electric road vehicles – Road operating characteristics

Standards under Development

ISO/PRF 8713 Electric Road Vehicle Vocabulary

ISO/PRF 8714 Electric Road Vehicle – Reference energy consumption and range – Test procedures for passenger cars and light commercial vehicles

ISO/AWI 22918 Electically propelled road vehicles – Measurement of road operating ability – Fuel cell hybrid vehicles – Hydrogen based

ISO/AWI 22919 Electrically propelled road vehicles – Measurement of road operating ability – Pure fuel cell vehicles – Hydrogen based

ISO/AWI 22920 Road vehicles – Energy performance – Fuel cell hybrid vehicles

ISO/AWI 22921 Road vehicles – Energy performance – Pure fuel cell vehicles

ISO/AWI 2922 Road vehicles – Emission of hybrid vehicles – Fuel cell electric hybrid vehicles

ISO/AWI 2923 Road vehicles – Emission of hybrid vehicles – Pure fuel cell vehicles

ISO/TC 22/SC 25 Road Vehicles using natural gas

Published Standards

ISO 15500-1 to 19 Road vehicles – Compressed natural gas (CNG) fuel system components

• Part 1: General requirements and definitions
• Part 2: Performance and general test methods
• Part 3: Check valves
• Part 4: Manual valve
• Part 5: Manual cylinder valve
• Part 6: Automatic valve
• Part 7: (See standards under development)
• Part 8: Pressure indicator valve
• Part 9: Pressure regulator
• Part 10: Gas-flow adjuster
• Part 11: Gas/air mixer
• Part 12: Pressure relief valve (PRV)
• Part 13: Pressure relief device (PRD)
• Part 14: Excess flow valve
• Part 15: Gas-tight housing and ventilation hose
• Part 16: Rigid fuel line
• Part 17: Flexible fuel line
• Part 18: Filter
• Part 19: Fittings

ISO 15501-1 and -2 Road vehicles – Compressed natural gas (CNG) fuel systems

• Part 1: Safety requirements
• Part 2: Test Methods

Standards under Development

ISO/DIS 14469-1 Road vehicles – Compressed natural gas (CNG) refuelling connector

ISO/DIS 14469-1 Road vehicles – Compressed natural gas (CNG) refuelling connector - Part 2: Connector size

ISO 15500 -7 Compressed natural gas (CNG) fuel system components – Part 7: gas injector

TC 220 Cryogenic Vessels

Published Standards

Standards under Development

ISO/CD 21028-1 Cryogenic vessels – Toughness requirements for materials at cryogenic temperature – Part 1: Temperature below -80 C

ISO/CD 21029-1 Cryogenic vessels – Transportable vacuum insulated vessels of no more than 1000 liters volume – Part 1: Design, fabrication, inspection and testing

ISO/CD 21011 Cryogenic vessels – valves

ISO/CD 21010 Cryogenic vessels – Gas/material compatibility

ISO/AWI 23028 Cyrogenic vessels – Cleanliness for cryogenic service

ISO/WD 21012 Cryogenic vessels – Hoses

ISO/WD 21013-1 to -3 Cryogenic vessels – Pressure Relief Devices

• Part 1: Reclosable relief
• Part 2: Non-reclosable relief
• Part 3: Sizing and capacity determination