IAS Gyan

Daily News Analysis

Notification allowing use of H-CNG issued

30th September, 2020 Environment
  • In a major step toward adopting alternative clean fuel for transportation, the Ministry of Road Transport and Highways has allowed use of H-CNG (18% mix of hydrogen) in CNG engines.
  • The Ministry has been notifying various alternate fuels under Clean Fuels for transportation.
  • The Bureau of Indian Standards (BIS) has also developed specifications (IS 17314:2019) of Hydrogen enriched Compressed Natural Gas (H-CNG) for automotive purposes, as a fuel.
    • HCNG or H2CNG (hydrogen compressed natural gas) is a mixture of compressed natural gas and 4–9 percent hydrogen by energy. It may be used as a fuel gas for internal combustion engines and home appliances.
  • Certain CNG-engine were tested to understand the emission reduction using H-CNG as compared to ‘neat’ CNG.
  • A notification for amendments to the Central Motor Vehicles Rules 1989, for inclusion of H-CNG as an automotive fuel has been published.