煤矸石和煤泥中以水溶态和离子可交换态(F1)赋存的汞、砷、硒和铅含量都很低,而以不溶稳定态(F5)赋存的这些重金属含量却高于55%(除煤矸石中砷约为39%外)。无论煤矸石或煤泥在相同燃烧气氛下,随着温度升高或粒径减小,燃烧的失重率增大及失重速率加快。 煤矸石和煤泥混合燃烧时,随煤矸石混合比例的升高,成灰比例明显升高;成灰比例随反应温度和O2浓度的升高而降低。煤矸石和煤泥下混合燃烧时,煤矸石比例从20%升高到80%时,灰中汞、砷和铅的残留率降低,而硒的残留率升高;煤矸石比例增加后有利于汞、砷和铅的挥发,而对硒的挥发则有
公司始创于2004年(长沙达诺科技发展有限公司),2017年成立湖南达诺智能机器人科技有限公司开始向科技实业型企业转型,2019年与云南能投合资成立云南能投达诺智能科技发展有限公司。近二十年来,公司始终专注于有色行业,积累了深厚的客户基础和优良的企业信誉。
I received my PhD in chemistry from Menoufia university-Egypt (2010). I had worked in Egyptian Nuclear Materials Authority (NMA) science 2003 till present. Promoted to full professor (2020). I was selected as a foreign expert in the "Hundred Talents Program" of Hunan Province and joined the School of Nuclear Science and Technology, University of South China from 2021.