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Discussion on emission characteristics and treatment technologies of organized VOCs in industrial enterprises: Taking Jinan as an example

Received Date:2021-07-06

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    Abstract:The VOCs at the organized emission outlets of key VOCs emission enterprises in Jinan was monitored by a portable nonmeth... Open+
    Abstract:

    The VOCs at the organized emission outlets of key VOCs emission enterprises in Jinan was monitored by a portable nonmethane hydrocarbon analyzer. The emission characteristics of nonmethane hydrocarbons (NMHC) in different industries and processes were analyzed, and the current treatment technologies of VOCs were introduced. The results showed that the NMHC concentration of organized emission was ≤12 800 mg /m3, and the rate of exceeding the standard was 11.9%. The NMHC concentration discharged from coking process was the highest of all, reaching 868.25 mg/m3. The most used technologies in key VOCs enterprises were actived carbon adsorption and UV photocatalysis. 66.4% of enterprises adopted a combined process to treat VOCs. The application proportion of combined process of activated carbon +UV photocatalysis and adsorption-desorption+combustion reached 52.7%.

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    Authors:

    • LIU Jianjun
    • LIU Yang
    • DAI Xuejing
    • SUN Jun

    Units

    • Shandong Jinan Center for Environmental Monitoring, Jinan 250014, China

    Keywords

    • Key enterprises
    • Organized emissions
    • VOCs
    • Treatment technology

    Citation

    LIU Jianjun, LIU Yang, DAI Xuejing, et al. Discussion on emission characteristics and treatment technologies of organized VOCs in industrial enterprises: Taking Jinan as an example[J]. Energy Environmental Protection, 2021, 35(5): 81-87.

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