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Brief Analysis Of The National Five Emission Standards
Jan 05, 2019

  At present, in addition to Beijing, China has adopted the national standard emission standard. The Beijing V standard currently implemented in Beijing is also based on the Euro 5 standard, but in general it is lower than the national five standard. For example, Beijing Five does not have OBD. The diagnostic system is required. This system is mainly used to monitor whether the vehicle exceeds the standard when the engine is running. If it exceeds the standard, it will immediately issue a warning.


   Beijing took the lead in implementing the Beijing V standard. This is due to the urgent need for improving the regional air quality in Beijing. The Beijing V phase standard was first formulated. At the same time, Beijing solved the supply problem of supporting fuel and implemented the fifth stage light gasoline vehicle emission. Standard conditions.


  Implementation scope of the national five emission standards


Chivalry's "National Five" standard is the "Light Vehicle Pollutant Emission Limits and Measurement Methods (China's Fifth Stage)" issued on September 17, 2013. Its scope of application is light vehicles, and light vehicles refer to the maximum total mass. No more than 3500Kg of M1, M2 and N1 cars.


The M1 class refers to a passenger car that includes no more than nine seats, including the driver.


The M2 class refers to a passenger car that includes more than 9 seats, including the driver, and the maximum design total mass does not exceed 5000Kg.


The N1 class refers to a truck with a maximum design total mass of not more than 3500Kg.


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