First, the main research direction:
1, fluid mechanics of oil and gas wells and high pressure injection technology.
This paper mainly studies the flow law of Newtonian fluid, non-Newtonian fluid, multiphase fluid and high-pressure jet in wellbore. Through the study of fluid flow law under complex flow conditions of oil and gas wellbore, we can enrich and develop well washing technology, jet technology, rock breaking technology and well control technology, improve ROP, reduce downhole accidents, reduce production costs, shorten well construction period and improve oil well productivity. Research directions include ultra-high pressure jet experimental system, advanced PIV high-speed jet experimental test and data acquisition and processing system, medium confining pressure and high temperature and high pressure simulation experimental shaft, abrasive jet experimental device and other equipment conditions that can be used for various jet experimental research and multiphase flow law research.
2. Engineering rock mechanics of oil and gas wells.
The main research contents include: prediction and evaluation technology of basic formation parameters, rock fragmentation mechanism and technology, wellbore stability theory and control technology, and rock mechanics problems in the process of completion and reservoir reconstruction. The research direction includes advanced experimental equipment such as high temperature and high pressure triaxial simulation test bed, high temperature and high pressure rock-drilling fluid interaction simulation test bed, rock acoustic test device, rock microscopic test system, and diamond bit research room with advanced research means and production capacity.
3. Oil and gas well information and control engineering.
The main research contents include: mechanical study of oil and gas well string, downhole process control and acquisition and utilization of formation information. The mechanical behavior of pipe string in various wells (vertical wells, directional wells and horizontal wells) is studied by comprehensively applying the theories and methods of basic science, which provides scientific basis for wellbore trajectory control, vertical well deviation prevention, optimal design, rational use and pipe string life prediction. In this research direction, a large-scale string dynamics simulation experimental device and a downhole drill string stress measurement device have been built, and theoretical and experimental research on deviation prevention mechanism has been carried out, and the indoor experimental evaluation method, borehole trajectory prediction and control technology and related software of different bottom hole assembly deviation prevention effects have been formed. An analysis model and related software for drill string friction calculation, strength analysis, stability analysis and fatigue life prediction in directional wells, horizontal wells and extended reach wells are established. Research on casing damage and prevention technology was carried out.
4. Chemistry and technology of drilling fluid and completion fluid.
The main research contents include: the development, formulation and performance of drilling fluid and completion fluid system and treatment agent, the coupling study of wellbore stability chemistry and mechanics, the study of oil and gas reservoir protection, and the study of drilling fluid colloid and interface chemical properties. Research interests include advanced testing instruments such as Fan 90 dynamic filtration instrument, colloidal ZETA potential analyzer and advanced drilling fluid simulation experiment shaft.
5. Cementing and completion engineering and technology
The main research contents include: displacement efficiency of cement injection, fiber cement slurry system, application of low-density fluid in well washing, sand washing, well killing and perforation, hydraulic fracturing design and evaluation technology, sand production mechanism and sand control technology.
Second, the research team:
There are 50 researchers in this discipline, including professors 12 (including academicians of the Chinese Academy of Engineering 1 and 8 doctoral supervisors). Associate professor, senior engineer 18 people, doctoral degree 1 1 person. 1 person was selected as the first-class and second-class candidate of the national "100 million talents project", and 1 person was awarded the "National Outstanding Youth Fund".
Third, research institutions:
Oil and gas well engineering department
Diamond bit laboratory
Drilling fluid chemistry laboratory
High pressure water jet research center
Four, the main research results and awards:
1, matching technology of horizontal well drilling, 1997 first prize of national scientific and technological progress.
2. Extended nozzle roller bit, 1997 third prize of national invention.
3. Rock-breaking mechanism and design of artificial hard material bit, second prize of scientific and technological progress of petroleum and natural gas corporation 1996.
4. Non-fluorescent anti-sloughing filtrate reducer PA- 1 and low-damage sand-fixing stabilizer won the second prize of Shandong Science and Technology Progress Award 1996.
5. The technology of establishing layered geostress profile, the second prize of Shandong Excellent Computer Application Achievement 1998.
6. In-situ stress measurement technology and its application in oilfield exploration and development, second prize of scientific and technological progress of petroleum and natural gas group company 1999.
7. Research on the present situation and development trend of in-situ stress measurement technology, the first prize of scientific and technological information of petroleum and natural gas group company 1999.
8. Drilling Technology of Horizontal Well in Dagang Low Permeability Block Sandstone Reservoir, 1999 Second Prize of Scientific and Technological Progress of China Oil and Gas Group Company.
9. Study on increasing production and injection of high-pressure rotating water jet in treating near-wellbore formation, second prize of Shandong Science and Technology Progress Award 1999.
10, Research on Supporting Technology of Sidetracking Horizontal Well in Top Fault Block Reservoir and Super Heavy Oil Reservoir. In 2000, sinopec group won the first prize for scientific and technological progress. The discipline of oil and gas well engineering has the ability to design, organize, implement, analyze and solve the problems of oil and gas well engineering independently, and can obtain some innovative research results. Can skillfully use computers and master a foreign language; Be able to engage in teaching, scientific research, scientific and technological development and management of this major and its adjacent majors.
As a key construction discipline of China Oil and Gas Corporation, this discipline was officially launched in April 1995, and became a key discipline in Shaanxi Province in 20001. The discipline of oil and gas well engineering relies on the ministerial research center (PetroChina Drilling Information Application Technology Center) and the directional drilling research institute, with a strong faculty of 9 professors and associate professors 1 person.
1, and the culture direction mainly includes:
2. Reservoir protection technology
3. Steering drilling technology
4, wellbore information application technology
5. Deep and ultra-deep well drilling technology This discipline mainly focuses on rock crushing and tools, petroleum string mechanics, ground and underground state detection and fault diagnosis of drilling and production, development and utilization of drilling information resources, preparation of oilfield chemicals and application of drilling and production chemical technology, which provides strong technical support for efficient, safe and high-quality drilling. It has advanced instruments and equipment such as rock drillability tester, rock mechanical characteristic parameter tester, shale swelling performance tester at high temperature and high pressure, nuclear magnetic vibration core analyzer, wired (wireless) multi-channel noise vibration analyzer, etc. In recent five years, he has undertaken more than 20 cooperative projects of the National Natural Fund and enterprises, such as research on damage mechanism and diagnosis technology of key components of drilling pump, application research on signal separation and identification of single observation sequence well site, research on ROP technology of high abrasive formation in Xishanyao, application of ROP technology of lower formation in Dagang coastal block, research on speed-up technology of high hardness and high abrasive formation in Qing2-Denglouku formation of Songnan gas field, research and application of drilling speed-up technology in Kekeya block, and experiment on rock mechanical characteristics of Pengshui-Ping Huang marine shale gas block. Among them, the research on speed-up technology of high-grinding stratum in Xishanyao won the third prize of scientific and technological progress of China Petroleum and Chemical Industry Federation 20 1 1. He has published more than 40 papers and applied for invention patents 10. Training graduate students 18, 2 of whom entered China Youshi University (Beijing), and 1 person entered Shanghai University for further study.