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作者:Yeong Su Kim , Duk Gam Woo , Tae Han Kim
来源:[J].Environmental Engineering Research, 2020, Vol.25 (4), pp.470-478
摘要:Spent coffee grounds (SCG), the residue after brewing coffee beverage, is a promising biodiesel feedstock due to its high oil contents (15‒20%). However, SCG should be pretreated to reduce the high free fatty acid content, which hampers transesterification reaction. To overc...
作者:Reza Audina Putri , Safni Safni , Novesar Jamarun ...
来源:[J].Environmental Engineering Research, 2020, Vol.25 (4), pp.529-535
摘要:The present study investigated the photodegradation of synthetic organic dye; violet-3B, without and with the addition of C-N-codoped TiO₂ catalyst using a visible halogen-lamp as a light source. The catalyst was synthesized by using a peroxo sol-gel method with free-organic...
作者:Young Ji-Young Lim , Hyun-Sik Kim , Soo-Young Park ...
来源:[J].Environmental Engineering Research, 2020, Vol.25 (2), pp.252-257
摘要:This study was performed to verify the possibility of nitrification and denitrification in a single reactor. In batch type experiment, optimal point of experimental conditions could be found by performing the experiments. When supply location of microbubbles was located at half o...
作者:Zhaogang Ren , Fang Chen , Bin Wang ...
来源:[J].Environmental Engineering Research, 2020, Vol.25 (4), pp.536-544
摘要:To address organic dye wastewater, economic and effective adsorbents are required. Here, magnetic biochar from alkali-activated rice straw (AMBC) was successfully synthesized using one-step magnetization and carbonization method. The alkaline activation caused the large spec...
作者:Lei Liu , Zhiqiang Gong , Zhenbo Wang ...
来源:[J].Environmental Engineering Research, 2020, Vol.25 (4), pp.522-528
摘要:To achieve the clean and efficient utilization of low-rank coal, the combustion and pollutant emission characteristics of chars from low-temperature and fast pyrolysis in a horizontal tube furnace were investigated in a TG-MS analyzer. According to the results, the combustio...
作者:Kanchan Popli , Jeejae Lim , Hyeon Kyeong Kim ...
来源:[J].Environmental Engineering Research, 2020, Vol.25 (4), pp.462-469
摘要:This study is proposing a System Dynamics Model for estimating Greenhouse Gas (GHG) emission from treating Municipal Solid Waste (MSW) in South Korea for years 2000 to 2030. The government of country decided to decrease the total GHG emission from waste sector in 2030 as per Busi...
作者:Min-Whee Cho , Jongjin Kim , Jeong Min Jeong ...
来源:[J].Environmental Engineering Research, 2020, Vol.25 (2), pp.171-177
摘要:Removal through adsorption is the most widely used and effective treatment method for volatile organic compounds (VOCs) in exhaust gases. However, at high temperatures and humidity, adsorption is competitive due to the presence of moisture and unsmooth physical adsorption th...

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