盖恒军，山东淄博人，农工党成员，毕业于华南理工大学化学工程专业，工学博士，先后在南昌大学、中科院山西煤化所、青岛科技大学工作和访学，教授、博士生导师。
主要从事能源化工污染治理、化工过程开发和节能减排等方面的研究，兼任中国石化联合会煤化工专委会专委、中国煤炭加工利用协会兰炭分会专委会专委、期刊《煤化工》编委。
联系方式
手机 189-0532-6800, 邮箱 hjgai@126.com，hjgai@cumtb.edu.cn
承担项目
（1） 2020.01-2023.12，国家自然科学基金，21978143，负责人。
（2） 2014.01-2017.12，国家科技支撑计划课题，2014BAC10B01，负责人。
（3） 2014.07-2021.07，国家重点研发计划子课题，2017YFB06028041，负责人。
（4） 2014.10-2018.5， 山西省煤基重点攻关计划项目，MH2014-10，首席专家。
（5） 2021.10-2023.12 国家能源领域专项”煤化工领域三废处理”子课题，负责人。
（6） 主持四十余项企业委托项目，合作单位包括国家能源集团、中煤能源、中新能化、中国化学、陕煤集团、云南煤化等，年可处理高浓酚氨废水近亿吨。
荣誉与获奖
（1） 中国石油与化学工业联合会科技进步一等奖（首位）
（2） 山东省高等学校科技成果一等奖（首位）
（3） 四名指导的研究生获山东省优秀硕士论文
研究论文：
在Chemica Engineering Journal、Applied Catalysis B: Environmental、 Separation and Purification Technology、Bioresource Technology、Journal of Cleaner Production等刊物上发表论文六十余篇，代表性论文：
[1] Qian Zhou, Bingxiao Feng, Lining Hao, Chao Pan, Hongbing Song, Hengjun Gai*, Quanhong Zhu, Meng Xiao, Tingting Huang, Preparation and application of low-cost fibers for efficient adsorption of oil from coal pyrolysis wastewater and establishment of quantitative equation for calculating oil contact angle under water, Journal of Water Process Engineering, 2023,51,103461.
[2] Jiaqiang Wang, Donglin Yang, Bingxiao Feng, Meng Xiao, Hengjun Gai*, Tingting Huang, Yu Zhou, Hongbing Song*. Design of Adjustable Hypercrosslinked Poly(ionic liquid)s for Highly Efficient Oil-Water Separation. Separation and Purification Technology, 2022, 285, 120407. DOI: 10.1016/j.seppur.2021.120407.
[3] Hengjun Gai, Xiaofeng Liu, Bingxiao Feng, Chaojie Gai, Tingting Huang, Meng Xiao, Hongbing Song*. An alternative scheme of biological removal of ammonia nitrogen from wastewater–highly dispersed Ru cluster @mesoporous TiO2 for the catalytic wet air oxidation of low-concentration ammonia. Chemical Engineering Journal, 2021, 407, 127082, DOI: 10.1016/j.cej.2020.127082.
[4] Hengjun Gai，Caiyun Zhong，Lin Qiao, Shuo Chen, Meng Xiao, Hongbing Song, Poly(ionic liquid)-supported Gold and Ruthenium Nanoparticles toward the Catalytic Wet Air Oxidation of Ammonia to Nitrogen under Mild Conditions，Applied Catalysis B: Environmental. DOI: https://doi.org/10.1016/j.apcatb.2019.117972
[5] Feng Bingxiao，Hao Lining， Gai Chaojie，Gai, Hengjun*，et al, Design composite oxide supported Pt catalyst for catalytic wet air oxidation of ammonia with a high concentration in chloride system, Ceramics International, DOI 10.1016/j.ceramint.2022.06.296
[6] Hengjun Gai, Xiaowei Zhang, Shuo Chen, Chun Wang, Meng Xiao, Tingting Huang, Jing Wang, Hongbing Song, An improved tar–water separation process of low–rank coal conversion wastewater for increasing the tar yield and reducing the oil content in wastewater, Chemical Engineering Journal, 2020, 383, 123229.
[7] Gai, Hengjun*，Song, Hongbing，Xiao, Meng，Feng, Yirong，Wu, Yumin，Zhou, Hua，Chen, Binghui，Conceptual design of a modified phenol and ammonia recovery process for the treatment of coal gasification wastewater，Chemical Engineering Journal，2016.11.15，304：621~628
[8] Gai, Hengjun, Feng, Y., Lin, K., Guo, K., Xiao, M., & Song, H., et al. (2017). Heat integration of phenols and ammonia recovery process for the treatment of coal gasification wastewater. Chemical Engineering Journal. 2017.11.1:1093-1101
[9] Hengjun Gai, Kai Guo, Meng Xiao, Na Zhang, Zhengyi Li, Zhiguo Lv, Hongbing Song*. Ordered Mesoporous Carbons as Highly Efficient Absorbent for Coal Gasification Wastewater-A real case study based on the Inner Mongolia Autonomous coal gasification wastewater, Chemical Engineering Journal. https://doi.org/10.1016/j.cej.2018.02.005
[10] Hengjun Gai, Lin Qiao, Caiyun Zhong, Xiaowei Zhang, Meng Xiao, and Hongbing Song，Designing Ionic Liquids with Dual Lewis Basic Sites to Efficiently Separate Phenolic Compounds from Low-temperature Coal Tar，ACS Sustainable Chemistry & Engineering，2018, 6:10841-10850
[11] Feng, Y., Song, H., Xiao, M., Lin, K., Guo, K., & Gai, H*. Development of phenols recovery process from coal gasification wastewater with mesityl oxide as a novel extractant. Journal of Cleaner Production, 2017.11.10,166:1314-1322.
[12] Xiao Meng, Ma Honglei, Sun Meng, Yin Xiangyang, Feng Qingmin, Song Hongbing, Gai Hengjun*. Characterization of cometabolic degradation of p-cresol with phenol as growth substrate by Chlorella vulgaris. Bioresource Technology, 2019, 281: 296-302.
[13] Hengjun Gai, Kaiqiang Lin,Yirong Feng, Meng Xiao, Kai Guo, Hongbing Song, Conceptual Design of an Extractive Distillation Process for the Separation of Azeotropic Mixture of n-Butanol-Isobutanol-Water, Chinese Journal of Chemical Engineering, https://doi.org/10.1016/j.cjche.2018.05.003
[14] Hengjun Gai，Caiyun Zhong，Lin Qiao, Shuo Chen, Meng Xiao, Hongbing Song, Extraction of 1-Amino-2-Naphthol-4-Sulfonic Acid from Wastewater Using Trioctylamine (N, N-Dioctyloctan-1-Amine) in Methyl Isobutyl Ketone. Journal of Cleaner Production, 2018, 201:774-782.
[15] Hengjun Gai, Lin Qiao, Caiyun Zhong, Xiaowei Zhang, Meng Xiao, Hongbing Song , A Solvent based Separation Method for Phenolic Compounds from Low-Temperature Coal Tar , Journal of Cleaner Production, 2019, 223:1-11.
[16] Hongbing Song, Yongjie Wang, Meng Xiao, Lei Liu, Yule Liu, Xiaofeng Liu and Hengjun Gai*，Design of Novel Poly(ionic liquids) for the Conversion of CO2 to Cyclic Carbonates under Mild Conditions without Solvent，ACS Sustainable Chemistry & Engineering，2019