Resource Utilization of Solid Waste by Thermometallurgy in Steel Processes

Kai Dong

Area of Work: Mainly engaged in short-process steelmaking of electric arc furnace, CO2 resource utilization of iron and steel process, energy conservation and environmental protection of metallurgical process, combined solid waste disposal, and development of process technology related to metallurgical intelligent control

Honors: Won 1 national award and 7 provincial and ministerial science and technology awards, including the second prize of 2016 National Science and Technology Progress Award for "Research and Application of Electric Arc Furnace Steelmaking Compound Blowing Technology", the first prize of 2020 Beijing Science and Technology Award for "Clean Smelting Technology and Application of High Quality Pipe Steel", the second prize of 2021 China Metallurgical Science and Technology Award for "Carbon Dioxide Green and Clean Steelmaking Technology and Application", and the first prize of the Outstanding Achievement Award for Scientific Researchin 2022 for "Carbon Dioxide Steelmaking Technology Based on Soot Reduction and Steel Purification".

Selected Publication:

1. An experimental comparison: Horizontal evaluation of valuable metal extraction and arsenic emission characteristics of tailings from different copper smelting slag recovery processes.

2. Effects of substituting municipal waste incineration fly ash for lime on generating a bonding phase during the sintering process.

3. Effects of Nozzle Layout and Parameters on the Jet Characteristics of a CO2 + O2 Mixed Oxygen Lance.

4. Experimental Study on Decarburization and Chromium Retention in Stainless Steel Smelting with CO2 as Alternative to N-2.

5. Influence of Preheating Temperature on the Characteristics of O2 + CO2 Jet by Mixed Injection with a Swirling Oxygen Nozzle.

Kai Dong
工作領域：主要從事電弧爐短流程鋼鐵製造、鋼鐵工藝中的二氧化碳資源利用、冶金過程的節能與環保、綜合固體廢棄物處理，以及與冶金智能控制相關的工藝技術開發。
榮譽：獲得1項國家獎和7項省部級科技獎，包括2016年國家科技進步獎的二等獎，因「電弧爐鋼鐵製造複合吹氧技術的研究與應用」而獲得；2020年北京科技獎的一等獎，因「高品質管鋼的清潔冶煉技術及應用」而獲得；2021年中國冶金科技獎的二等獎，因「二氧化碳綠色清潔鋼鐵製造技術及應用」而獲得；以及2022年優秀科研成果獎的一等獎，因「基於煙塵減少和鋼鐵純化的二氧化碳鋼鐵製造技術」而獲得。
選定出版物：
1. 實驗比較：不同銅冶煉渣回收工藝的尾礦中有價金屬提取和砷排放特徵的橫向評估。
2. 用市政廢物焚燒飛灰替代石灰對燒結過程中生成結合相的影響。
3. 噴嘴佈局和參數對CO2 + O2混合氧槍噴流特徵的影響。
4. CO2作為N-2替代品在不銹鋼冶煉中脫碳和鉻保留的實驗研究。
5. 預熱溫度對混合注入旋流氧噴嘴產生的O2 + CO2噴流特徵的影響。