Department of Drilling Engineering

 

Dr. Gao Deli

Education

PhD, Petroleum Engineering, China University of Petroleum (China),1990
MS, Mechanical Engineering, the Southwestern Petroleum Institute (China), 1984
BS, Petroleum Engineering, the East China Petroleum Institute (China), 1982
Research 
Drilling and Completion for Oil & Gas
Downhole Mechanics and Control Engineering
Prediction and Control of Well Trajectory
Wellbore Integrity
Teaching
Advanced Theories & Methods for Oil & Gas Well Engineering; Horizontal Drilling Engineering; Technical Progress in Oil & Gas Well Engineering
Previous Teaching Experience (Previous Relevant Working Experience)
1984.10-1987.08, Assistant Professor, Department of Petroleum Engineering, the East China Petroleum Institute
1990.07-1992.09, Post-doctoral Fellow, Department of Engineering Mechanics,Tsinghua University,Beijing,China
1992.10-1993.08, Associate Professor, Department of Petroleum Engineering,China University of Petroleum-Beijing, China
1993.09-1995.02, Director and Professor, Department of Petroleum Engineering,China University of Petroleum-Beijing,China
1995.03-1995.05, Visiting Scholar, Department of Petroleum Engineering, the University of Texas at Austin, USA
1995.06-1996.02, Visiting Scholar, Department of Petroleum Engineering, Texas A & M University,USA
2005.07-2005.10, Senior research fellow, rock anisotropy evaluation, the British Geological Survey at Edinburgh,UK
1996-present, Professor, Department of Petroleum Engineering,China University of Petroleum-Beijing, China
Other Functions 
Director, Key Laboratory of Petroleum Engineering of the Ministry of Education, China
Principal Investigator, the Creative Research Group in Critical Well Engineering for Oil & Gas, issued by the National Natural Science Foundation of China
Chairman, Academic Board of China University of Petroleum-Beijing
Members, editorial boards for more than 10 journals, such as Science Bulletin, Petroleum Science, Computer Modeling in Engineering & Science, Petroleum Exploration and Development, ACTA PETROLEI SINICA and so on
Professional Affiliations
Chinese Academy of Sciences
Chinese Petroleum Society
China Association for Science and Technology
The National Natural Science Foundation of China
The National Energy Expert Consulting Committee of China
Contact
Email:gaodeli@cast.org.cn   TEL:+8610 89733281  Fax: +8610 89733281
Address of Office: Room 1008# in the Zhongyou Building, Department of Petroleum Engineering, 18# Fuxue Road, Changping District, Beijing 102249China
 
Publications
1.     Deli Gao, Tengfei SunH. ZhangH. Tang. Displacement and Hydraulic Calculation of the SMD System in Ultra-deepwater Condition. Petroleum Science and Technology, 2013, 31(11): 1196-1205.
2.     Gao Deli, Diao Binbin, Wu Zhiyong, Zhu Yu. Research into Magnetic Guidance Technology for Directional Drilling in SAGD Horizontal Wells. Petroleum Science, 2013, 10(4):500-506.
3.     Deli Gao and Fengwu Liu. The Post-Buckling Behavior of A Tubular String in An Inclined Wellbore. CMES: Computer Modeling in Engineering & Sciences, 2013, 90(1):17-36.
4.     Deli Gao, Feng Qian, Huikai Zheng. On a Method of Prediction of the Annular Pressure Buildup in Deepwater Wells for Oil & Gas. CMES: Computer Modeling in Engineering & Sciences, 2012, 89(1): 1-16.
5.     Deli Gao, Zhen Dong, Hui Zhang. On Appropriately Matching the Bottomhole Pendulum Assembly with the Anisotropic Drill Bit, to Control the Hole-Deviation. CMES: Computer Modeling in Engineering & Sciences, 2012, 89(2): 111-122.
6.     Deli Gao, Lianzhong Sun, Hongshu Wei, Shunwen Wang. On Improving the Accuracy of Prediction of the Down-hole Drag & Torque in Extended Reach Drilling (ERD). CMES: Computer Modeling in Engineering & Sciences, 2012, 89(2): 143-162.
7.     D.-L. Gao, L.-Z. Sun. New Method for Predicting Casing Wear in Horizontal Drilling. Petroleum Science and Technology, 2012, 30(9): 883-892.
8.     D. Gao, C. Zheng, Z. Zhao. Numerical Simulation of Sensitivity to Loads and Strength of Casing under Complicated Conditions. Petroleum Science and Technology, 2012, 30(6): 624-633.
9.     Deli Gao and Zengxin Zhao. Experimental study on mechanical properties degradation of TP110TS tube steel in high H2S corrosive environment. CMC:Computers, Materials & Continua, 2011,26(2): 157-165.
10.   Deli Gao and Deshuai Zheng. Study of a Mechanism for Well Deviation in Air Drilling and Its Control. Petroleum Science and Technology, 2011,29(4):358-365.
11.   D.L. Gao, L.Z. Sun and J.H. Lian. Prediction Method of Casing Wear in Extended-Reach Drilling. Petroleum Science, 2010, 7(4): 494-501.
12.   Gao Deli, Tan Chengjin and Tang Haixiong. Limit analysis of extended reach drilling in South China Sea. Petroleum Science, 2009, 6(2)166-171.
13.   Gao Deli and Pan Qifeng. Experimental study of rock drill-ability anisotropy by acoustic velocity. Petroleum Science, 2006, 3(1): 50-55.
14.   D.L. GAO and B.K. GAO. A Method for Calculating Tubing Behavior in HPHT Wells. Journal of Petroleum Science & Engineering, 2004,41:183-188.
15.   D.L. GaoF.W. LiuB.Y. Xu.Buckling Behavior of Pipes in Oil & Gas Wells.Progress in Natural Science, 2002,12(2):126-130.
16.   Deli Gao. Modeling & Simulation in Drilling and Completion for Oil & Gas. Tech Science Press, Duluth, GAUSA2012. ISBN: 978-0-9824205-8-4.
17.   Deli Gao and Qifeng Pan. Evaluation Method for Anisotropic Drilling Characteristics of the Formation by Using Acoustic Wave Information. Acoustic Waves-From Microdevices to Helioseismology.  InTech, ISBN 978-953-307-572-3, November 2011, pp.147-170.
18.   Deli Gao and Boyun Guo. Research and New Development of Key Technologies in Complex-structure Well Engineering for Unconventional Oil and Gas. 12-17 June 2014, ICCES’14*theme, Changwon, Korea.
19.   Deli Gao and Boyun Guo. Some advances in modeling & simulation for design and control in critical well engineering. 24-28 May 2013, ICCES’13*theme, Seattle, USA.
20.   Gao Deli, Wang Degui. Study and experiment on the vibration characters of BHA. SPE 114634The seventh biennial IADC/SPE Asia Pacific Drilling Technology Conference (APDT), Jakarta, Indonesia25-27 August2008.
21.   D.L. Gao and B.K. Gao. Discussion on Safety of HPHT Oil & Gas Wells.PROGRESS IN SAFETY SCIENCE AND TECHNOLOGY, VOL. III, Part A:661-665, Beijing/New York: Science Press, 2002.
22.   D.L. Gao. Inversion Method of the Formation Anisotropy. MECHNICAL PROPERTIES OF ADVANCED ENGINEERING MATERIALS, Mie University Press, Japan, 2001.
23.   D.L. Gao and Ch.J. Tan. Effect of Imperfection and Non-uniform Loads on Collapse Strength of A New Type of Casing. MECHNICAL PROPERTIES OF ADVANCED ENGINEERING MATERIALS186-192Tsinghua University Press and Springer, 2003.
24.   D.L. Gao. On Instability of Wellbore & Its Trajectory. PROGRESS IN SAFETY SCIENCE AND TECHNOLOGY, VOL. II, Part A: 179-184, Beijing: Chemical Industry Press, 2000.
25.   D.L. Gao and H. Zhang. A Study on Evaluation of the Formation Lithology While Drilling. Proceedings of IMMM'99, International Academic Press, China, 1999, 303-308.
26.   D.L. Gao, J. Yang, W.W. Li, The Cluster Analysis Method for Formation Drillability Evaluation, Proceedings of IMMM'99, International Academic Press, China, 1999, 291-296.
27.   D.L. GaoF.W. Liu and B.Y. Xu. An Analysis of Helical Buckling of Long Tubular in Horizontal Wells. SPE paper 50931Proceedings of the Sixth International Oil & Gas Conference and Exhibition in China , 1998, Volume 2:517-524.
28.   D.L. Gao. Predicting and Scanning of Wellbore Trajectory in Horizontal Well Using Advanced Models. SPE29982, Proceedings of the Fifth International Conference on Petroleum Engineering Held in Beijing, 1995, 297-308.
29.   D.L. GaoW. Zh. Zhao, B.Y. Xu. Elastic-Plastic Analysis of Oil Tube Strength under High Temperature and High Pressure. Proceedings of IMMM'94, International Academic Press, China, 1994, 617-624.
30.   D.L. Gao, X.S. Liu, A  Mechanical  Analysis of BHA Behavior in a Horizontal Well  with the Method of Weighted ResidualsProceedings of the Second China-Canada Heavy Oil Symposium Held Beijing, China, 1990.
31.   Robello SamuelHalliburton Fellowand Deli Gao. Horizontal Drilling EngineeringTheory, Methods and Applications. SigmaQuadrant Publisher, ISBN978-0-615-83770-3, Houston, USA, 2013.
32.   Yanbin Wang, Deli Gao, Jun Fang. Static analysis of deep-water marine riser subjected to both axial and lateral forces in its installation.Journal of Natural Gas Science and Engineering, 19(2014):84-90.
33.   Yanbin Wang, Deli Gao, Jun Fang. Axial dynamic analysis of marine riser in installation.Journal of Natural Gas Science and Engineering, 19(2014):84-90.
34.   Yin Fei, Gao Deli. Mechanical analysis and design of casing in directional well under in-situ stresses . Journal of Natural Gas Science and Engineering, 20(2014): 285-291.
35.   W. Huang, D. Gao and F. Liu. Buckling Analysis of Tubular Strings in Horizontal Wells. SPE Journal . SPE-171551-PA, 2014.
36.   Yu Zhu and Deli Gao. A new electromagnetic beacon tool for directional drilling in steam assisted gravity drainage horizontal wells. Journal of Natural Gas Science and Engineering, 20(2014):82-91.
37.   Baobin Xi and Deli Gao. Control technique on navigating path of intersection between two horizontal wells .Journal of Natural Gas Science and Engineering,21(2014):304-315.
38.   Wenjun Huang and Deli Gao. Helical buckling of a thin rod with connectors constrained in a cylinder. International Journal of Mechanical Sciences 84 (2014) 189–198.
39.   Wenjun Huang and Deli Gao. Sinusoidal buckling of a thin rod with connectors constrained in a cylinder. Journal of Natural Gas Science and Engineering 18 (2014): 237-246.
40.   Hui Zhang,Tengfei Sun,Deli Gao,Qimin Liang. New Method for Prediction of Casing Wear. Chemistry and Technology of Fuels and Oils, 2014, 49 (6):532-536.
41.   Hui Zhang, Tengfei Sun and Deli Gao. Modeling deepwater well killing. Chemistry and Technology of Fuels and Oils, 2014,90(1):71-77.
42.   Hongyun Zhang, Deli Gao, Saeed Salehi, Boyun Guo.Effect of Fluid Temperature on Rock Failure in Borehole Drilling. Journal of Engineering Mechanics, 2014, 140 (1): 82-90.
43.   B. Guo and D. Gao. The Significance of Fracture Face Matrix Damage to the Productivity of Fractured Wells in Shale Gas Reservoirs. Petroleum Science and Technology, 2014, 32(2): 202–210.
44.   Li Cui, Shen Yue, Gao Deli. Characteristics Analysis of Drilling Fluid Pressure PWM-based and PPM-based MPSK Signals. Petroleum Science and Technology, 2014,32(4): 379-486.
45.   Xuyue Chen,Honghai Fan,Boyun Guo,Deli Gao,et al. Real-Time Prediction and Optimization of Drilling Performance Based on a New Mechanical Specific Energy Model. Arab J Sci Eng (2014) 39:8221–8231.
46.   Xuyue Chen, Deli Gao, Boyun Guo, Limin Luo, Xiaobo Liu, Xin Zhang. A new method for determining the minimum gas injection rate required for hole cleaning in horizontal gas drilling. Journal of Natural Gas Science and Engineering , 21 (2014) 1084-1090.
47.   Peng Jia, Deli Gao and Jun Fang. Analysis of Signal Attenuation of Continuous Wave in Drill String. Research Journal of Applied Sciences, Engineering and Technology, 2013, 5(15): 4018-4022.
48.   Hui Zhang, Tengfei Sun, Deli Gao, Haixiong Tang.A New Method for Calculating the Equivalent Circulating Density of Drilling Fluid in Deepwater Drilling for Oil and Gas. Chemistry and Technology of Fuels and Oils, 2013, 49 (5):430-438.
49.   Binbin Diao and Deli Gao. New Rotating Magnet Ranging Method for Drilling Twin Parallel Horizontal SAGD Wells. Petroleum Science and Technology, 2013,31(24):2643-2651.
50.   Guo Boyun and Gao Deli. New development of theories in gas drilling. Petroleum Science, 2013, 10(4):507-514
51.   Binbin Diao and Deli Gao. New Rotating Magnet Ranging Method for Drilling Twin Parallel Horizontal SAGD Wells. Petroleum Science and Technology, 2013,31(24):2643-2651.
52.   Tengfei Sun, Deli Gao and Hui Zhang. A New Well Profile for Extended Reach Drilling (ERD). CMES: Computer Modeling in Engineering & Sciences, 2013,90(1):37-45.
53.   Zonglu Guo and Deli Gao. An Analysis of the Bottomhole Assembly (BHA) in Directional Drilling, by Considering the Effects of the Axial Displacement. CMES: Computer Modeling in Engineering & Sciences, 2013,90(1):65-76.
54.   Xuejun Hou, Deli Gao and Zhonghou Shen. Numerical Analysis of the Gas Injection Rate in Z12V190 Diesel Tail Gas Drilling. CMES: Computer Modeling in Engineering & Sciences, 2013,90(1):1-16.
55.   Hui Zhang, Deli Gao and Xiaopin Xie. Research on a Triaxial Rate of Penetration (ROP) Model Related to Unloading in Oil & Gas Drilling. CMES: Computer Modeling in Engineering & Sciences, 2013,90(1):47-63.
56.   Binbin Diao and Deli Gao. Study on a Ranging System Based on Dual Solenoid Assemblies, for Determining the Relative Position of Two AdjacentWells. CMES: Computer Modeling in Engineering & Sciences, 2013,90(1):77-90.
57.   Zhaohui Xu and Deli Gao. On 3D FE Analyses For Understanding & Designing the Processes of Casing-Window-Milling for Sidetracking From Existing Wells. CMES: Computer Modeling in Engineering & Sciences, 2012, 89(1): 17-24.
58.   Fei Yin and Deli Gao. Mechanical Analyses of Casings in Boreholes, under Non-uniform Remote Crustal Stress Fields: Analytical & Numerical Methods. CMES: Computer Modeling in Engineering & Sciences, 2012, 89(1): 25-38.
59.   Cui Li, Deli Gao, Zhiyong Wu and Binbin Diao. A Method for the Detection of the Distance & Orientation of the Relief Well to a Blowout Well in Offshore Drilling. CMES: Computer Modeling in Engineering & Sciences, 2012, 89(1): 39-56.
60.   Baohua Yu,Chuanliang Yan,Deli Gao, Jinxiang Li. A Study on the Stability of the Borehole in Shale, in Extended-reach Drilling. CMES: Computer Modeling in Engineering & Sciences, 2012, 89(1): 57-78.
61.   Xuejun Hou, Deli Gao and Zhonghou Shen.An Analysis of The low Resistance in Coiled Tubing Wound Around A Reel, In Microhole Drilling. CMES: Computer Modeling in Engineering & Sciences, 2012, 89(2): 97-110.
62.   Yongsheng An, Xiaodong Wu and Deli Gao. On the Use of PEBI Grids in the Numerical Simulations of Two-Phase Flows in Fractured Horizontal Wells. CMES: Computer Modeling in Engineering & Sciences, 2012, 89(2): 123-142.
63.   J. Li, B. Guo, D. Gao and C. Ai. The Effect of Fracture Face Matrix Damage on Productivity of Fractures with Infinite and Finite Conductivities in Shale-Gas Reservoirs. SPE Drilling & Completion, September 2012, pp.347-353.
64.   Hui ZhangDeli GaoDongtao Liu , Boyun Guo. Experimental studies of rock abrasiveness using a fractal approach. International Journal of Rock Mechanics and Mining Sciences, 2012, Vol.54, pp.37-42.
65.   Hui ZhangDeli GaoWensheng Liu. Risk assessment for Liwan relief well in South China Sea. Engineering Failure Analysis, 2012, Vol.23, pp.63-68.
66.   Lianzhong Sun, Deli Gao, Kuanliang Zhu. Models & tests of casing wear in drilling for oil & gas. Journal of Natural Gas Science and Engineering, 2012, 4 (1): 44-47.
67.   Hou Xuejun and Gao Deli. Analysis of exhaust gas waste heat recovery and pollution processing for Z12V190 diesel engine. Research Journal of Applied Science, Engineering and Technology, 2012, 4(11): 1604-1611.
68.   Zhang, H., Gao, D., Liu, W.. Risk assessment for Liwan relief well in South China Sea. Engineering Failure Analysis, 2012, volume 23, pp. 63 – 68.
69.   Lianzhong Sun and Deli Gao. Optimum Placement of Friction Reducer in Extended Reach Well. Applied Mechanics and Materials , 2012,Vols. 101-102 ,pp 339-342.
70.   T. Sun, D. Gao and H. Zhang. Determination of the Critical Displacement in Ultra-deepwater Drilling. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2012, 34(6): 485-491.
71.   Yongtao Fan, Zhiqiang Huang, Deli Gao, Qin Li. Experimental study of an Al2O3/WC-Co nanocomposite based on a failure analysis of hammer bit. Engineering Failure Analysis, 18(2011): 1351-1358.
72.   Yongtao Fan, Zhiqiang Huang, Deli Gao, Qin Li. Study on the Mechanism of the Impact-bit-rock Interaction Using 3D FEM Analysis. Advanced Materials Research, 2011,Vols.189-193:  2280-2284.
73.   Zhao Zengxin and Gao Deli. Thermal Buckling of Casing in a Slanted Thermal Production Well. Petroleum Science and Technology, 2011, 29(8): 796–803.
74.   Feng Qian, Deli Gao. A mechanical model for predicting casing creep load in high temperature wells. Journal of Natural Gas Science and Engineering, 2011,3(3): 530-535.
75.   Sun Lianzhong and Gao Deli. Numerical method for determining the stuck point in extended-reach drilling. Petroleum Science, 2011, 8(3): 345-352.
76.   Hou Xue-jun and Gao De-li. Automatic control scheme design of onshore drilling rig pipe handling system. Proceedings–2011 Third Pacific-Asia Conference on Circuits, Communications and System(Volume 1),17-18 July 2011, Wuhan, China, 219-222. Produced by IEEE Express Conference Publishing, IEEE Catalog Number: CFP1153G; ISBN 978-1-4577-0856-5.
77.   Zhang Hui, Gao Deli and Tang Haixiong. Landing string design and strength check in ultra-deepwater condition. Journal of Natural Gas Science and Engineering, 2010, 2(4): 178-182.
78.   Zhang Hui, Gao Deli, Tang Haixiong. Choice of Landing String under Ultra-Deepwater Drilling Condition, SPE131168, CPS/SPE International Oil & Gas Conference and Exhibition in China, 8-10 June 2010.
79.   Zengxin Zhao and Deli Gao.Mechanism of well deviation in air drilling and its control. SPE130201CPS/SPE International Oil & Gas Conference and Exhibition in China, 8-10 June 2010 .
80.   Zhang Wei and Gao Deli. Natural frequencies analysis of hyperstatic integration marine drilling riser. SPE131166, CPS/SPE International Oil & Gas Conference and Exhibition in China, 8-10 June 2010.
81.   Zhao Zengxin and Gao Deli. Casing strength degradation due to torsion residual stress in casing drilling. Journal of Natural Gas Science and Engineering ,1(2009):154-157.
82.   Zhang Hui, Gao Deli and Hao Zhiwei. Risk analysis of extended reach wells in the Liuhua Oilfield, South China Sea, based on comprehensive fuzzy evaluation method. Petroleum Science, 2009, 6(2): 172-175.
83.   Deng jingen, Zou Linzhan, Tan Qiang, Yan Wei, Gao Deli,et al. Critical condition study of borehole stability during air drilling. Petroleum Science, 2009, 6(2): 158-165.
84.   Zhao, S (Zhao, S.); Yan, J (Yan, J.); Wang, J (Wang, J.); Ding, T (Ding, T.); Yang, H (Yang, H.); Gao, D (Gao, D.). Water-Based Drilling Fluid Technology for Extended Reach Wells in Liuhua Oilfield, South China Sea. PETROLEUM SCIENCE AND TECHNOLOGY, 200927(16): 1854-1865.
85.   Zhang Hui and Gao Deli. Study on formation pore pressure prediction for wildcat well. Proceedings of the 2008 International Symposium on Safety Science and Technology, Beijing, China,24-27 September,2008,2437-2440.
86.   YI Xianzhong, MA Weiguo, QI Haiying, YAN Zesheng, GAO Deli. Equivalent normal curvature approch milling model of machining freeform surfaces. Chinese Journal of Mechanical Engineering. 2008, 21(3): 52-57.
87.   Zheng Chuankui and Gao Deli. ChengJin Tan. Calculation of creep pressure on worn casing subjected to nonuniform loading in creep stratum. Nineth International Conference on Engineering Structural Integrity Assessment held at Beihang University Conference Centre, Beijing, PRC, 15-19 Oct. 2007. Proceedings of the UK Forum for Engineering Structural Integrity, CHINA MACHINE PRESS2007, Vol.2: 1254-1257.
88.   Gao Baokui and Gao Deli. The mechanism of radial separation of cement sheath and casing during temperature cycling. Petroleum Science, 2006, 3(3): 45-50.
89.   Gao Baokui and Gao Deli. Post buckling analysis on bottom hole drilling string. Journal of Jinlin University Engineering and Technology Edition, 2006, Vol.36, Supplement 1, 163-166.
90.   Gao Baokui and Gao Deli. Analysis on blowout and conflagration of gas in China. Progress in Safety Science and Technology (Vol. VI)Part B, SCIENCE PRESS / SCIENCE PRESS USA Inc., 2006, 1300-1304.
91.   Gao Baokui and Gao Deli. Shearing damage of casing-cement sheath interface from temperature changing in wellbore. Progress in Safety Science and Technology (Vol. VI) Part B, SCIENCE PRESS / SCIENCE PRESS USA Inc., 2006, 2443-2447.
92.   Gao Baokui and Gao Deli. Study on wellbore damage by temperature change of underground natural-gas storage caverns. Progress in Safety Science and Technology (VOL.V) PART A, SCIENCE PRESS AND SCIENCE PRESS USA Inc.,2005, 360-365.
93.   B.K. Gao and D.L. Gao. Casing Safety Analysis in Steam Injection Wells with Formation Effects Considered. Presented at the Fourth International Symposium on Safety Science and Technology (2004 ISSST) held in Shanghai, China, Oct. 2004.
94.   H. Zhang and D.L. Gao. Evaluation of Oil & Gas Drilling Technology with Safety Analysis. To Be Presented at the Fourth International Symposium on Safety Science and Technology (2004 ISSST) held in Shanghai, China, Oct. 2004.
95.   B.K. Gao and D.L. Gao. Impact of Hostile Environments on Casing Capacity. IMMM2003MECHNICAL PROPERTIES OF ADVANCED ENGINEERING MATERIALS186-192Tsinghua University Press and Springer, 2003.
96.   B.K. Gao and D.L. Gao. Calculating Axial Load and Deformation of the Well-testing Tubular String Using the Plastic Incremental Theory. MECHNICAL PROPERTIES OF ADVANCED ENGINEERING MATERIALS, Mie University Press, Japan, 2001.
97.   X.Z. Yi and D.L. Gao. Normal curvature approach milling technique for machining three-dimensional surfaces. 17th International Conference on Computer-aided Production Engineering (CAPE2001), Professional Engineering Publishing Limited, London and Bury St Edmunds,UK, 2001.
98.   F.W. Liu, B.Y. Xu, D.L. Gao. Sinusoidal Buckling of A Weightless Tubular within A Curved Cylinder. Proceedings of IMMM'99, International Academic Press, China, 1999. 393-398.
99.   F.W. Liu, B.Y. Xu,D.L. Gao. Helical Buckling of A Weightless Tubular within A Curved Cylinder. Proceedings of IMMM'99, International Academic Press, China, 1999, 399-404.
100.C.B. Gong, D.L Gao, B.Y. Xu. Wellbore Stability Analysis. IMMM'97, Mie University Press, Japan, 1997.
101.2. Part of publications in Chinese (Abstracts in English)
102.Deli Gao et al.Optimized Design and Control Techniques for Drilling & Completion of Complex-Structure Wells. China University of Petroleum Press, ISBN 978-7-5636-3598-6, Shandong, China, 2011.
103.Deli Gao. Down-Hole Tubular Mechanics and Its Applications.  China University of Petroleum Press, ISBN 978-7-5636-2158-3, Shandong, China, 2006.
104.Deli Gao et al. Deep and Ultra-deep Drilling Technologies under Complicated Geological Conditions.  Petroleum Industry Press, ISBN 7-5021-4775-6, Beijing, China, 2004.
105.Xiangjun Hu and Deli Gao. Oil & Gas Well Engineering. SINOPEC Press,  ISBN 7-80164-318-6, Beijing, China,1999
106.Deli Gao et al. New Drilling Technologies for the Oil & Gas Exploration. Petroleum Industry Press,  ISBN 7-5021-2308-3, Beijing,  China, 1998.
107.Deli Gao, Xisheng Liu and Bingye Xu. Prediction and Control of Well Trajectory. Petroleum University Press, ISBN 7-5636-0584-3/TE×95, Shandong, China, 1994 .
108.Yu Zhu and Deli Gao. Study on the magnetic field decay mechanism downhole electromagnetic source in the ferromagnetic environment. Oil Field Equipment,2014,43(8):1-7.
109.Yu Zhu and Deli Gao. Design optimiztion of downhole magnetic source for rotary magnetic ranging system. Petroleum Drilling Techniques, 2014,42(3):102-107.
110.Zonglu Guo, Deli Gao and Hui Zhang. Analysis and optimization of holding-inclination capability of steerable assembly with single bend and two stabilizers. PETROLEUM DRILLING TECHNIQUES. 2013, 41(6): 19-24.
111.Cui Li, Deli Gao, Binbin Diao, Qinmin Liang and Zhiyong Wu. A detection system based on three-electrode array for connecting a relief well to failure well. ACTA PETROLEI SINICA. 2013, 34(6): 1181-1188.
112.Cui Li and Deli Gao. Preliminary research on detection method for connecting relief well to blowout well. PETROLEUM DRILLING TECHNIQUES. 2013, 41(3): 56-61.
113.Deli Gao and Hui Zhang. Mechanical analysis of tubes in deepwater drilling operation without riser. Science & Technology Review. 2012, 30(04): 37-42
114.Binbin Diao, Deli Gao and Zhiyong Wu. Magnet ranging calculation method of twin parallel horizontal wells steerable drilling. Journal of China University of Petroleum(Edition of Natural Science). 2011,35(6):71-75.
115.Binbin Diao and Deli Gao. A solenoid ranging guidance system while drilling. ACTA PETROLEI SINICA. 2011, 35(6): 71-75.
116.Binbin Diao, Deli Gao and Zhiyong Wu. Measurement of magnetic sub equivalent moment. OIL DRILLING & PRODUCTION TECHNOLOGY. 2011, 33(5): 42-45.
117.Jinhui Zhou, Deli Gao and Xinyu Wang. Experiment on the stuck-point prediction of drill string. Journal of Experimental mechanics. 2010, 25(5): 575-580.
118.ZHANG Hui, GAO Deli, TANG Haixiong, JIANG Shiquan. Tubular mechanics in jetting operation of conductor under deepwater condition. ACTA PETROL EI SINICA, 2010, 31(3): 516-520.
119.Deli Gao and Haixiong Tang. Research into critical technologies for offshore extended reach drilling.World Petroleum Industry, May 2010:61-67.
120.Deli Gao, Daliang Dai and Qifeng Pan. Evaluation of deflecting characteristics of anisotropy formation by using well-log information. ACTA PETROLEI SINICA. 2008, 29(6): 927-932.
121.Degui Wang and Deli Gao. Study of magnetic vector guide system in tubular magnet source space. ACTA PETROLEI SINICA. 2008, 29(4): 608-611.
122.Deli Gao, Chuankui Zheng and Chengjin Tan. Numerical simulation of external pressure distribution of casing string with wear in creep formation. Journal of China University of Petroleum. 2007, 31(1): 56-62.
123.Deli Gao and Baoan Xian. Research on design models of multi-lateral well structure for coal-bed methane. ACTA PETROLEI SINICA. 2007, 28(6): 113-117.
124.Shengyin Song and Deli Gao. Experimental study on fatigue life of casing string after casing drilling. Science & Technology Review. 2007, 25(21): 27-30.
125.Shidong Ding and Deli Gao. A new technique of top cementing pulsation. Science & Technology Review. 2007, 25(22): 36-42.
126.Deli Gao, Jincheng Tan, Weifeng Dai, Haixiong Tang and Hongan Wei. Numerical analysis of downhole drag torque and rotary steering system for Liuhua Mega-extended-reach wells in South China Sea. Oil Drilling & Production Technology. 2006, 28(1): 9-12.
127.Deli Gao, Hui Zhang, Qifeng Pan, Haixiong Tang and Hongan Wei. Study on rock mechanics parameters and drill bit selections for Liuhua oilfield in South China Sea. Oil Drilling & Production Technology. 2006, 28(2): 1-3,6.
128.Deli Gao. Discussions on theories and techniques about rapid drilling while preventing deviating in formations tending to deflecting. Petroleum Drilling Techniques. 2005, 33(5): 16-19.
129.Chengjin Tang and Deli Gao. Theoretic problems about calculation of casing strength. ACTA PETROLEI SINICA. 2005, 26(5): 123-126.
130.Qifeng Pan, Deli Gao, Shuzhen Sun and Xiangcheng Kong. A new method for PDC bit selection. ACTA PETROLEI SINICA. 2005, 26(3): 123-126.
131.Shengli Fu and Deli Gao. Design of FG type anti-deviation device. ACTA PETROLEI SINICA. 2005, 26(3): 98-101.
132.Yingcao Zhou, Deli Gao and Yongui Liu. New model for calculating bottom hole pressure of multiphase flow in annulus of under balanced straight well. ACTA PETROLEI SINICA. 2005, 26(2): 96-99.
133.Hui Zhang and Deli Gao. Study on universal method of bit selection. Journal of the University of Petroleum(Edition of Natural Science), China. 2005, 29(6): 45-49.
134.Deli Gao and Hui Zhang. Evaluation study of core oil & gas drilling technologies. Oil Drilling & Production Technology. 2004, 26(5): 1-7.
135.Qinfeng Di and Deli Gao. Optimization of trajectory control methods for extended reach well-bore. Natural Gas Industry. 2004, 24(6): 74-76.
136.D.L. Gao et al. Analysis Study on Drilling & Completion Techniques for Xijiang Extended-Reach Wells in South China Sea. OIL DRILLING & PRODUCTION TECHNOLOGY, 2004, 26(3): 1-6 .
137.D.L. Gao et al. Study on Directional Control Technology for Xijiang Extended-Reach Wells in South China Sea. OIL DRILLING & PRODUCTION TECHNOLOGY, 2004, 26(2): 1-4.
138.D.L. Gao et al. Study on Drill Bit Selections for Xijiang Extended-Reach Wells in South China Sea. OIL DRILLING & PRODUCTION TECHNOLOGY, 2004,26(1):1-4.
139.J.G. Deng, D.L. Gao et al. ERW Borehole Stability Evaluation of Xijiang Oilfield in South China Sea. OIL DRILLING & PRODUCTION TECHNOLOGY, 2003, 25(6): 1-4.
140.D.L. Gao et al. Research on Numerical Analysis of Drag & Torque for Xijiang Extended-Reach Wells in South China Sea. OIL DRILLING & PRODUCTION TECHNOLOGY, 2003, 25(5): 7-12.
141.D.L. Gao et al. Designs of Well Structure & Casing String for Xijiang Extended-Reach Wells in South China Sea. OIL DRILLING & PRODUCTION TECHNOLOGY, 2003, 25(4): 1-4.
142.Y.D. Xu and D.L. Gao. Intelligent Recognition Method of Deep Formation Pore-Pressure. Chinese Journal of Rock Mechanics and Engineering, 2003, 22(2):208-211.
143.D.L. Gao et al. Optimized Design Technology For Complex Casing String in the Wells with Salt Formation. Petroleum Drilling Techniques, 2003, 31(5):4-6.
144.Q.F. Pan and D.L. Gao. Selection and Evaluation of Bits Based on Integrative Formation Coefficient. Petroleum Drilling Techniques, 2003, 31(5):36-37.
145.Zh.H. Wang and D.L. Gao. The Casing Damage Mechanism and Its Control in Thermal Recovery Wells. Petroleum Drilling Techniques, 2003, 31(5):46-48.
146.B.K. Gao and D.L. Gao. Analysis on Uncertainty of Drill String Lifespan. Petroleum Drilling Techniques, 2003, 31(5):63-66.
147.D.L. Gao et al, A New Method for Testing Tubing Axial Load in High-pressure and High-temperature Wells, Journal of the University of Petroleum, China, 2002, 26(6):39-41.
148.F.W. Liu, D.L. Gao, B.Y. Xu. An Analysis of Sinusoidal Buckling of Long Tubular Subject to Radial Constraint. Engineering Mechanics, 2002, !9(6):044-048.
149.T.T. Li, D.L. Gao, Study on the stability of Sidewall and Its Application in Kelamayi Oil Field, Journal of Xi’an Petroleum Institute, 2002, 17(3): 23-26.
150.B.K. Gao and D.L. Gao. Incremental Calculation Model of Testing String Deformation in High-temperature and High-pressure Well. Natural Gas Industry, 2002, 22(6):52-54.
151.B.K. Gao, D.L. Gao, Special Influence of the Testing in High-temperature and High-pressure Wells on Casing Safety, Natural Gas Industry, 2002, 22(4): 40-42.
152.B.K. Gao and D.L. Gao. Deformation Analysis of Testing String in High Pressure Wells. China Offshore Oil and Gas (Engineering), 2002, 14(1):35-36.
153.B.K. Gao and D.L. Gao. Practical Model for Calculating the Additional Load on Casing by High Temperature. Oil Drilling & Production Technology, 2002 , 24(1):8-10.
154.B.K. Gao and D.L. Gao. Laboratory Study of Core Bit Whirling. China Petroleum Machinery, 2001, 29(10):4-6.
155.Ch.J. Tan, D.L. Gao, B.Y. Xu.Numerical Analysis of Collapse Strength for Casing with wear.Engineering Mechanics, 2001, !8(2):009-013.
156.Y.D. Xue, D.L. Gao. Formation Drill-ability Prediction Model Based on Artificial Neural Network. Oil Drilling & Production Technology, 2001 , 23(1):26-27.
157.D.L. Gao et al. Effects of Tubular Buckling on Torque and Drag in Horizontal Well. Journal of the University of Petroleum, China, 2000, 24(2):1-3.
158.D.L. Gao et al. Study on the Buckling Behavior of Pipe String in Crooked Hole. Oil Drilling & Production Technology, 2000 , 22(4):1-4.
159.Ch.J. Tan, D.L. Gao, B.Y. Xue. Study on the Placement of Centralizers on Pipe String in Straight Well. Oil Drilling & Production Technology, 2002, 24(3):8-9.
160.B.K. Gao and D.L. Gao, Influence of High Temperature on String Helical Buckled in Vertical Wells. China Offshore Oil and Gas (Engineering), 2000, 12(5):30-32.
161.D.L. Gao et al. Study on Software for Casing Load Analysis & Strength design. Oil Drilling & Production Technology, 1999 , 21(6):13-19.
162.D.L. Gao. Discussion on Academic Issue, Current Technology and Development Trend of Oil & Gas Drilling. Oil Drilling & Production Technology, 1999 , 21(3):10-17.
163.D.L. Gao et al. Experimental Study on Tubular Buckling and Drag in Vertical Hole, In: Instability Mechanism and Control Technology of Underground Engineering. Chinese Science & Technology Press, 1999, 217-225.
164.D.L. Gao et al. Study on Evaluations of the Drilled Formation Characteristics. Chinese Journal of Rock Mechanics and Engineering, 1999, 18(1):65-69
165.B.K. Gao and D.L. Gao. Rolling Friction of Whirling Drillstring. Journal of the University of Petroleum, China, 1998, 22(2):26-28.
166.B.K. Gao and D.L. Gao. Mechanical Analysis of Bottom Hole Assembly With Bi-center Bit. China Offshore Oil and Gas (Engineering), 1998, 10(1):52-56.
167.F.W. Liu, B.Y. Xu, D.L. Gao. Analysis of Post-buckling of Laterally Constrained Long Weightless Tubing Subject to Axial and Torsional Loads. Engineering Mechanics, 1998, !5(4):018-024.
168.J. Yang, D.L. Gao,Shujie Liu and Jiaxiang Wang. Research on A New Method for Drill Bit Selection. Oil Drilling & Production Technology,1998, 20(5):38-40.
169.B.K. Gao and D.L. Gao,  Mechanical Effects of Drillstring Joints in Horizontal Holes. China Petroleum Machinery, 1997, 25(10):13-15.
170.B.K. Gao and D.L. Gao. Disputes in Buckling Study of Drill String in Horizontal Well. Oil Drilling & Production Technology, 1997, 19(3):20-24
171.B.K. Gao, D.L. Gao, J.W. Xie, Drillstring Whirling and Its Application, Journal of the University of Petroleum, China, 1997, 21(1):25-27.
172.D.L. Gao et al. Analysis of Drillstring Whirling. Oil Drilling & Production Technology, 1996, 18(6):9-13.
173.B.K. Gao, D.L. Gao, J.W. Xie. Influence of Coupling Vibrations on Drilling String Fatigue. Journal of the University of Petroleum, China, 1996, 20(5):40-43.
174.B.K. Gao and D.L. Gao. Lateral Vibration of Drill Stem in Deep Well. Oil Drilling & Production Technology, 1996, 18(4):8-14.
175.B.K. Gao and D.L. Gao. Overview on Controlling Deviation in Vertical Well. Oil Drilling & Production Technology, 1996,18(2):8-13.
176.D.L. Gao. A Mechanical Model for Prediction and Control of the Wellbore Trajectory. ACTA PETROLEI SINICA, 1996, 17(1):115-121.
177.Gao Deli et al. Study and Practice of Deviation Control by Increasing Weight on Bit. 1995, 17(6):1-6.
178.B.K. Gao and D.L. Gao. Possibility of Drill Stem Buckling in Inclined Hole. Oil Drilling and Production Technology, 1995, 17(5):6-11.
179.D.L. Gao. Some Basic Problems of Elastic Drillstring Mechanics. Journal of the University of Petroleum, China, 1995, 19(1):24-35.
180.D.L. Gao et al. Discussion on Failure of Drillstring. Oil Drilling and Production Technology, l994, 16(1):9-16.
181.D.L. Gao. A Diagrammatic Method for Drilling Characteristics of Formation Anisotropy and Drill Bit. Acta Petrolei Sinica , 1994, 15(2)126-132.
182.D.L. Gao et al. A Method for Modeling the Static Behavior of BHA under Large Deflection in Horizontal Wells. Journal of the University of Petroleum, China, 1993 supplementary issue61-69.
183.D.L. Gao et al. A Method for Modeling the Static Behavior of Downhole Motor Assembly with Bent Housing and Stabilizers. J.of the University of Petroleum,China,1993, 17(6) 35-40.
184.D.L. Gao. On Issue of the UPC Model. Oil Drilling and Production Technology, 1993, 15(2) 30-36 .
185.Deli Gao and Zhidong Han. Adjacent Well Distance Scanning Calculation and Plotting Mechanism. Oil Drilling and Production Technology, 1993, 15(5) 21-29.
186.D.l. Gao, A Method for the Evaluation of Formation Anisotropy, Acta Petrolei Sinica, 1993, 14(2)96-101.
187.D.L. Gao et al. The Method of Weighted Residuals for BHA Analysis under Large Deflection. Acta Petrolei Sinica, 1992, 13(3)118-125.
188.D.L. Gao et al. A Novel Model for Bit-Formation Interaction and Its Applications. Petroleum Drilling Techniques,1992,20(1) 13-19.
189.Y. Shu, D.L. Gao, B.Y. Xu. An Analysis for the Torque and Drag in Directional Well with Difference Method. Petroleum Drilling Techniques,1992, 20(3)22-26.
190.D.L. Gao et al. Planar Analysis of A Bottomhole Assembly under Large Deflection. Engineering Mechanics, l992, 9(4) 42-49.
191.D.L. Gao,C.P. Nie and X.S. Liu. A Study on Anisotropic Drilling Characteristics of Drill Bit, Journal of the University of Petroleum. China, 1991, 15(6) : 28-33.
192.D.L. Gao and X.S. Liu. A Study on Directional Drilling Characteristics of BHA with Bent Sub and Downhole Motor. Petroleum Drilling Techniques, 1991, 19(2):
193.D.L. Gao. A Study of Rock-Bit interaction, MWR of BHA Analysis, and Control Technique of Drilling Trajectory. Ph.D.Dissertation, Department of Petroleum Engineering, the University of Petroleum, China, March 1990
194.D.L. Gao and X.S. Liu.The Effect of An Orthotropic Formation on Hole Deviation. Acta Petrolei Sinica, 1990, 11(2)98-105.
195.D.L. Gao and X.S. Liu. Anisotropic Drilling Characteristics of The Typical Formations. Journal of the University of petroleum, China, 1990,14(5)1-8.
196.D.L. Gao, X.S. Liu and R.Z. Huang. Three-Dimensional Macroanalysis for Rock-Bit interaction. Journal of the University of Petroleum, China, 1989, 13(l)23-31.
197.D.L. Gao and X.S. Liu. A New Model of Rock-Bit interaction.Oil Drilling and Production Technology, 1989, 11(5)23-28
198.D.L. Gao and X.S. Liu. Multi-Purpose Microcomputer Program for Controlling the Wellbore Trajeetory. Oil Drilling and Production Technology, 1989,11(6)1-12.
199.X.Sh. Liu, D.L. Gao and X.B. Cui. The Method of Weighted Residuals for 3-D StaticAnalysis of A bottomhole Assembly. Journal of the University of Petroleum, China , 1988, 12(3)58-67.
200.D.L. Gao et al. The Definition of Two Special Points of Drillstring and Calculation Method. Journal of East China Petroleum institute, 1987, 11(1)1-10.