funded by the National Key R&D Program of China (Grant No. 2021YFB3401500);Engineering research 2023-GCKY-001;the National Natural Science Foundation of China(Grant Nos. 52004018, 52304119)。
The cavitation cloud impingement of the jet in the rock breaking process was experimentally investigated to reveal the jet erosion mechanism in drilling of petroleum exploitation. Serial erosion tests and flow visuali...
supported by the Petrochina's “14th Five-Year plan” Project(2021DJ2804);Sichuan Natural Science Foundation(2023NSFSC0422)。
During the production period of shale gas, proppant particles and rock debris are produced together,which will seriously erode the elbows of gathering pipelines. In response to this problem, this paper takes the elbow...
funded by the National Key Research and Development Program of China under grant number 2020YFC1807200;the National Natural Science Foundation of China under grant number 41872186;the National Natural Science Foundation of China(Grant number 51978674)。
Fluidic oscillators(FOs)can be used as an efficient fluidic vibration tool to solve high friction problems in extended-reach wells.However,the complex mechanism of FOs makes the design challenging,and the dynamic eros...
support from Sichuan Science and Technology Program(21JCQN0066);supported by National Natural Science Foundation of China(No.51774249).
Large-scale sand fracturing is a necessary means in the efficient exploitation of shale gas/oil.However,in the process of fracturing operation,the sand carrying fluid and proppant easily causes scouring and wear to pr...
financially supported by National Natural Science Foundation of China(No.52174009 and No.51827804);Marine Economy Development Foundation of Guangdong Province(GDNRC[2022]44)“Technical Support for Stimulation and Testing of Gas Hydrate Reservoirs”.
Cavitating jet is a promising drilling rate improvement technology in both the marine natural gas hydrate (NGH) fluidization exploitation method and the integrated radial jet drilling and completion method. In present...
This research was funded by the National Natural Science Foundation of China(grant number 51675534).
The sleeve sealing ball seat is one of the important components in the multistage fracturing process of horizontal wells.The erosion and wear of the surface will decrease the sealing performance of the fracturing ball...
supported by the Zhejiang Province Key Research and Development Plan(2021C03152);Zhoushan Science and Technology Project(2021C21011);Industrial Project of Public Technology Research of Zhejiang Province Science and Technology Department(LGG18E040001);Scientific Research Project of Zhejiang Province Education Department(Y20173854)
Erosion is one of the most concerning issues in pipeline flow assurance for the Oil&Gas pipeline industries,which can easily lead to wall thinning,perforation leakage,and other crucial safety risks to the steady opera...
The authors acknowledge the fnancial support by the National Natural Science Foundation of China(No.51874340);by the Shandong Provincial Natural Science Foundation,China(No.ZR2018MEE004).
In this work,computational fuid dynamics(CFD)is used to study elbow erosion due to a gas-solid two-phase fow.In particular,the direct simulation Monte Carlo(DSMC)method is used to study the impact of inter-particle co...
supported by National Natural Science Foundation of China (Nos.51776225;51876221);High-end Foreign Expert Introduction Project (G20190001270;B18054)。
This work carried out liquid-solid two-phase jet experiments and simulations to study the erosion behavior of 304 stainless steel at 30° impingement.The single-phase impinging jet was simulated using dense grid by on...
financially supported by the National Science and Technology Major Project(Nos.2017 ZX05009-003&2016 ZX05028);PetroChina Innovation Foundation(No.2018D-5007-0308)
Abrasive waterjet(AWJ)fracturing has become an accepted horizontal multistage stimulation technique due to its flexibility and high efficiency of extensive fracture placement.The downhole tool failure of AWJ fracturin...