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Article
Research and Application of Windowing for High-Grade Steel Thick-Wall Casing in Ultradeep Wells
Windowing processes in ultradeep wells (> 7000 m) with high steel grade (TP155V) and thick-wall (15.83 mm) casing not only face complex underground environments with high temperature and pressure but also have...
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Article
Numerical Simulations of Heat Transfer Performance of Taylor–Couette Flow in Slit Model
A partially averaged Navier–Stokes model is used to simulate the fluid field in the coaxial cylindrical gap, and the reliability of numerical simulation is verified by comparing with the particle image velocim...
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Article
Preparation of Rapid-Hardening, Early-Strengthening, High-Density Composite Cement Based on Dinger–Funk Equation
This paper develops a new numerical analysis method to achieve rapid-hardening, early-strengthening, high-performance cement-based composite material preparation based on the Dinger–Funk equation of the closes...
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Article
sEMG feature analysis on forearm muscle fatigue during isometric contractions
In order to detect and assess the muscle fatigue state with the surface electromyography (sEMG) characteristic parameters, this paper carried out a series of isometric contraction experiments to induce the fat...