GWFD 5-2000 Catering Industry Fume Emission Standard
This GWFD 5-2000 Catering Industry Fume Emission Standard is formulated according to the requirements of the Pollution Prevention Act and the air pollution control technical standards. The purpose of this standard is to regulate catering industry fume emission.
Article 1 This standard applies to restaurant and other catering industries.
Article 2 The emission of fumes from the catering industry should meet the following requirements:
1. The total amount of fume emissions should not exceed 400mg /m3.
2. The emission of odorous fume should not exceed 3mg/m3.
3. The emission of organic compounds (C1-C6) should not exceed 200mg/m3.
4. The discharged nitrogen oxide (NOx) should not exceed 50mg/m3.
5. The Sulphur content of the discharged fumes should not exceed 15mg/m3.
Article 3 Cooking and heating appliances with a product power higher than 1.36KW should use oil-fired or gas-fired burners. The combustion efficiency should not be lower than 60%.
Article 4 Catering industries should take necessary technical and economic measures to reduce fume emissions.
5. The air inlet of the kitchen should adopt a mechanical ventilation system. The air inlet should not be lower than 6CM above the ground. The air outlet should be located above the rooftop.
6. Cooking fumes should be segregated as far as possible. It is prohibited to extract fumes form a single hood with a total volume of over 200m3/h without any segregation measures.
Article 5 Fume treatment measures should be taken based on the actual situation.
Article 6 The waste oil should be treated in accordance with legal regulations.
Article 7 The local environmental protection department should periodically inspect the fume emission from the catering industry.
Article 8 Catering industries should make reports to the local environmental protection department in a timely manner in order to inform them of the fume emission of their facility.
Article 9 This Standard is valid from July 1st, 2000.
This Standard shall be enhanced and improved in accordance with scientific and technological developments.
