1 项目名称:页岩储层甲烷原位燃爆压裂理论与技术. 来源:科技部. 经费:2779万元. 国家重点研发计划项目, 2020.12-2025.11. 项目负责人
2 项目名称:低透气性煤层致裂增透及瓦斯高效抽采. 来源:国家自然基金委. 经费:400万元. 2020.1-2024.12. 国家杰出青年基金项目.项目负责人
3 江苏省杰出青年基金项目. 经费:100万元. 2017-2020. 项目负责人
4 项目名称:低透气性煤层脉动液氮致裂煤体孔隙演化规律及损伤力学特性. 来源:国家自然基金委. 经费:60万元. 2018.1-2021.12. 项目负责人
5 项目名称:高瓦斯煤层脉动水力压裂裂隙扩展及导控机理研究. 来源:国家自然基金委. 经费:80万元. 2013.1-2016.12. 项目负责人
6 项目名称:西部矿区煤与瓦斯突出敏感指标与测定方法. 来源:国家自然基金委. 经费:60万元. 2014.1-2016.12. 项目负责人
7 项目名称:电磁场对瓦斯爆炸火焰波结构及传播特性影响的研究. 来源:国家自然基金委. 经费:20万元. 2009.1-2011.12. 项目负责人
8 项目名称:煤矿瓦斯防治. 来源:教育部“新世纪优秀人才支持计划”项目. 经费:25万元. 2013.1-2015.12. 项目负责人
9 项目名称:基于核磁共振弛豫分析技术的煤岩体裂隙分布评价方法开发. 来源:科技部国家重大科学仪器设备开发专项任务. 经费:77.19万元. 2013.10-2018.7. 项目负责人
10 项目名称:中国矿业大学重大项目培育专项. 来源:中国矿业大学. 经费:30万元. 2014.5-2017.4. 项目负责人
11 项目名称:中国矿业大学优秀创新团队. 来源:中国矿业大学. 经费:40万元. 2014.11-2017.10. 项目负责人
部分论文
1 Cheng Zhai, Xu Yu, Xianwei Xiang, Quangui Li. Experimental study of pulsating water pressure propagation in CBM reservoirs during pulse hydraulic fracturing. Journal of Natural Gas Science and Engineering. 2015, 25 :15-22.
2 Zongqing Tang, Cheng Zhai*, Quanle Zou, Lei Qin. Changes to coal pores and fracture development by ultrasonic wave excitation using nuclear magnetic resonance. Fuel. 186 (2016): 571–578.
3 Cheng Zhai, Lei Qin, Shimin Liu, Jizhao Xu. Pore structure in Coal: Pore Evolution after Cryogenic Freezing with Cyclic Liquid Nitrogen Injection and Its Implication on Coalbed Methane Extraction. Energy & Fuels. 2016, 30(7):6009-6020.
4 Cheng Zhai, Yanming Xu, Xianwei Xiang Xu Yu.A novel active prevention technology for borehole instability under the influence of mining activities. Journal of Natural Gas Science and Engineering. 2015,27:1585-1596.
5 Xianwei Xiang, Cheng Zhai*, Yanming Xu.A flexible gel sealing material and a novel active sealing method for coal-bed methane drainage boreholes. Journal of Natural Gas Science and Engineering. 26 (2015): 1187-1199.
6 Cheng Zhai, Xianwei Xiang, Jizhao Xu, Shiliang Wu. The characteristics and main influencing factors affecting coal and gas outbursts in Chinese Pingdingshan mining region.Natural Hazards.2016,82(1):507-530.
7 Cheng Zhai, Xianwei Xiang, Quanle Zou, Xu Yu. Influence factors analysis of a flexible gel sealing material for coal-bed methane drainage boreholes. Environmental Earth Sciences. 201675(2):385-398.
8 Lei Qin, Cheng Zhai*, Shimin Liu, Jizhao Xu, Guoqing Yu, Yong sun. Changes in the petrophysical properties of coal subjected to liquid nitrogen freeze-thaw-A nuclear magnetic resonance investigation. Fuel, 2017(194):102-114.
9 Lei Qin, Cheng Zhai*, Shimin Liu, Jizhao Xu,Zongqing Tang, Guoqing Yu. Failure Mechanism of Coal Masses after Cryogenic Freezing with Cyclic Liquid Nitrogen and Its Influences on Coalbed Methane Exploitation. Energy & Fuels. 2016, 30(10):8567-8578.
10 Zongqing Tang, Cheng Zhai*, Yue Li. The attenuation of ultrasonic waves in coal: the significance in increasing their propagation distance. Natural Hazards. 2017.DOI: 10.1007/s11069-017-2952-x
11 Jizhao Xu, Cheng Zhai*, Shimin Liu, Lei Qina, Yong Sun. Feasibility investigation of cryogenic effect from liquid carbon dioxide multi cycle fracturing technology in coalbed methane recovery. Fuel. 2017(206):371-380.
12 Jizhao Xu, Cheng Zhai*, Lei Qin, Guoqing Yu. Evaluation research of the fracturing capacity of non-explosive expansion material applied to coal-seam roof rock. International Journal of Rock Mechanics & Mining Sciences. 2017, 94:103-111.
13 Lei Qin, Cheng Zhai, Shimin Liu, Jizhao Xu. Factors controlling the mechanical properties degradation and permeability of coal subjected to liquid nitrogen freeze-thaw. Scientific Reports. 2017; 7: 3675.
14 Jizhao Xu, Cheng Zhai*, Lei Qin. Mechanism and application of pulse hydraulic fracturing in improving drainage of coalbed methane. Journal of Natural Gas Science and Engineering. 2017,40:79-90.
15 翟成, 李贤忠, 李全贵. 煤层脉动水力压裂卸压增透技术研究与应用.煤炭学报. 2011,36(12):1996-2001.
16 翟成, 李全贵, 孙臣. 松软煤层水力压裂钻孔失稳分析及固化成孔方法,煤炭学报. 2012,37(09):1231-1236.
17 Cheng Zhai, Jizhao Xu, Xianwei Xiang, Chao Zhong. Flexible gel (FG) for gas-drainage drilling sealing material based on orthogonal design. International Journal of Mining Science and Technology. 2015,25(6): 1031–1036.
18 翟成, 向贤伟, 余旭. 瓦斯抽采钻孔柔性膏体封孔材料封孔性能研究. 中国矿业大学学报, 2013,42(6):982~987.
19 Zhai Cheng, Li Min, Sun Chen. Guiding-controlling technology of coal seam hydraulic fracturing fracture extension. International Journal of Mining Science and Technology,2012,22(6):831-836.
20 Jizhao Xu, Cheng Zhai*, Shimin Liu et. al. Investigation of temperature effects from LCO2 with different cycle parameters on the coal pore variation based on infrared thermal imagery and low-field nuclear magnetic resonance. Fuel . 215 (2018) :528–540.
21 Cheng Zhai, Jizhao Xu, Shimin Liuc, Lei Qin. Investigation of the discharge law for drill cuttings used for coal outburst prediction based on different borehole diameters under various side stresses. Powder Technology. 325 (2018): 396–404.
22 Lei Qin, Cheng Zhai*, Shimin Liu, Jizhao Xu. Infrared thermal image and heat transfer characteristics of coal injected with liquid nitrogen under triaxial loading for coalbed methane recovery. International Journal of Heat and Mass Transfer. 118 (2018) :1231–1242.
23 Lei Qin, Cheng Zhai⁎, Shimin Liu, Jizhao Xua. Mechanical behavior and fracture spatial propagation of coal injected with liquid nitrogen under triaxial stress applied for coalbed methane recovery. Engineering Geology. 233 (2018) :1–10.
24 Lei Qin, Cheng Zhai*, Shimin Liu, Jizhao Xu, Shangjian Wu, Ruowei Dong. Fractal dimensions of low rank coal subjected to liquid nitrogen freeze-thaw based on nuclear magnetic resonance applied for coalbed methane recovery. Powder Technology. 325 (2018) :11–20.
部分授权发明专利:
1、一种低透气性煤层脉冲压裂增透抽采瓦斯方法(发明专利) 翟成、林柏泉等. 授权专利号:201110046285.9
2、易塌孔钻孔成形方法(发明专利) 翟成、林柏泉等. 授权专利号:201110130313.5
3、一种瓦斯抽采钻孔封孔装置及方法(发明专利) 翟成、林柏泉等. 授权专利号:201210011277.5
4、一种耐高压钻孔密封方法(发明专利) 翟成、林柏泉等 授权专利号:201110123289.2
5、近距离煤层群水力压裂石门揭煤方法(发明专利) 翟成、林柏泉等. 授权专利号:201210189317.5
6、煤矿井下重复脉动水力压裂强化瓦斯抽采方法(发明专利). 翟成、林柏泉等. 授权专利号:201210226581.1
7、一种多段式定点水力压裂方法(发明专利). 翟成、林柏泉等. 授权专利号:201210118576.9
8、一种含水瓦斯抽采钻孔密封方法(发明专利). 翟成, 林柏泉, 倪冠华等. 授权专利号:201210421917.X
9、一种水力割缝U形孔排渣瓦斯治理方法(发明专利). 翟成,林柏泉,彭深等. 授权专利号:Zl20141002610.8
10、一种持续带压钻孔封孔装置及方法(发明专利). 翟成,林柏泉,倪冠华,李全贵等. 授权专利号:ZL20131029927.4
11、一种上行瓦斯抽采钻孔钻屑封孔方法(发明专利). 翟成,林柏泉,向贤伟,彭深,余旭,李全贵等. 授权专利号:ZL20141002424.7
12、基于水力割缝的冻结式石门揭煤方法(发明专利). 翟成, 林柏泉, 余旭, 彭深, 向贤伟, 徐吉钊. 授权专利号:ZL201410387934.5
13、一种主动式钻孔封孔装置及方法(发明专利). 翟成, 林柏泉, 倪冠华, 李全贵, 彭深. 授权专利号:ZL201310297649.X
14、一种瓦斯抽采钻孔两步注浆封孔方法(发明专利). 翟成, 林柏泉, 向贤伟, 汤宗情, 武世亮. ZL201410218548.3