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Study and application of a high-pressure water jet multi-functional flow test system
Huaizhong Shi1, Gensheng Li1, Zhongwei Huang1
1State Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum Beijing, Beijing 102249, China.
The Review of Scientific Instruments
|January 3, 2016
Summary
A new high-pressure water jet system aids oil and gas exploration in deep formations. It investigates critical hydraulic challenges like rock breaking and multiphase flow for improved well completion technology.
Area of Science:
- Petroleum Engineering
- Fluid Dynamics
- Rock Mechanics
Background:
- Deep formation exploration in oil and gas necessitates addressing complex hydraulic challenges.
- Key issues include high-pressure water jet rock breaking, multiphase flow, cuttings transport, and hydraulic fracturing.
Purpose of the Study:
- To design and validate a high-pressure water jet multi-functional flow test system.
- To investigate critical hydraulic phenomena in deep oil and gas well drilling and completion.
Main Methods:
- Development of a specialized high-pressure water jet multi-functional flow test system.
- Experimental studies on water jet characteristics under confining pressure.
- Analysis of wellbore multiphase flow regimes.
- Evaluation of hydraulic properties for downhole tools during jet fracturing and pulsed cavitation jet drilling.
- Assessment of deflector friction in radial jet drilling.
Main Results:
- The system successfully provided valid and feasible experimental results across various test modules.
- Novel insights were gained into high-pressure water jet behavior and downhole tool performance.
- The study characterized multiphase flow and cuttings carrying efficiency relevant to deep formations.
Conclusions:
- The designed high-pressure water jet system is crucial for advancing research in high-pressure water jet applications and well completion technology.
- The experimental findings support the development of more efficient and effective drilling and completion strategies for deep oil and gas reservoirs.
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