Results 141 to 150 of about 522 (199)

Key Structural Optimization and Sea Trial Application of Large-Rate Jet Motor

Shiyou jixie
Key components of jet motors are susceptible to erosion and wear under high pump rate in deep-water drilling， leading to piercing and fracture risks.
Zhang Ruiyao
doaj  

Study on the Dynamic and Static Fracture Characteristics of Coal Subject to Water Jets under High Temperature and High Geo-Stress Conditions. [PDF]

ACS Omega
Feng X, Cao S, Shen Z, Hu H.
europepmc   +1 more source

Plasma Shielding Effect in Nanosecond/CW Combined Pulse Laser Ablation of Metals. [PDF]

Materials (Basel)
Jia X, Cai Y, Xu J, Zhang L, Li K, Li X, Sun K, Li Z, Wang C.   +8 more
europepmc   +1 more source

Study of sand particle motion characteristics and distribution patterns in a helical-blade multiphase pump. [PDF]

Sci Rep
Zhao X, Shi G, Cui Z, Zhang Y.
europepmc   +1 more source

Stress wave propagation and crushing mechanism of soft-hard composite coal under water-jet impact load. [PDF]

Sci Rep
Li X, Wu R, Cheng L, Qi Y, Wang H, Shen P.   +5 more
europepmc   +1 more source

Simulation of directional crack propagation by energy-absorbing blasting in deep gob-side entry retaining under different lateral pressure coefficients. [PDF]

PLoS One
Liu N, Guo C, Bao S, Wang T, Zhang F, Qin Z.   +5 more
europepmc   +1 more source

Improvement of Micro-Hole Processing in SiC_f/SiC Ceramic Matrix Composite Using Efficient Two-Step Laser Drilling. [PDF]

Micromachines (Basel)
Cao Y, Wang B, Li Z, Wang J, Xiao Y, Zeng Q, Wang X, Zhang W, Zhang Q, Sheng L.   +9 more
europepmc   +1 more source

Numerical simulation study on the damage characteristics of water jet impact in drill holes with gangue coal rock. [PDF]

Sci Rep
Gao Y, Zhang S, Hong J, Cao J, Li M.
europepmc   +1 more source

Investigation into the interactive feedback and rock burst mechanism under mining disturbance. [PDF]

Sci Rep
Bai J, Dou L, Gong S, Cao A, Zhang X, Miao L, Guo H.   +6 more
europepmc   +1 more source

Recent Advances in Thermally Insulated Drilling Pipes: Materials, Design Strategies, and Future Directions. [PDF]

Polymers (Basel)
Ali I, Khan MA, Ding Y, Liu C, Li MC.
europepmc   +1 more source