Results 111 to 120 of about 3,258,906 (335)

Study on the Heat Transfer Law of Coal Spontaneous Combustion in Open‐Pit Mining Benches Under Varying Wind Speeds

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT The influence of external wind speed is critical for determining the spatial distribution of self‐heating zones within open‐pit mining benches. This study initially establishes the critical temperature required for the spontaneous combustion of the 13# coal seam at the Hequ Open‐Pit Mine.
Hongze Zhao   +3 more
wiley   +1 more source

An Efficient Strategy to Deliver Understanding of Both Numerical and Practical Aspects When Using Navier-Stokes Equations to Solve Fluid Mechanics Problems

open access: yesFluids, 2019
An efficient and thorough strategy to introduce undergraduate students to a numerical approach of calculating flow is outlined. First, the basic steps, especially discretization, involved when solving Navier-Stokes equations using a finite-volume method ...
Desmond Adair, Martin Jaeger
doaj   +1 more source

Numerical Calculation of the Transient Process of a Self‐Priming Pump During Closed‐Valve Starting and Valve Opening

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT To investigate the characteristics of a particular self‐priming pump during its typical starting operation, this paper constructs a circulating pipeline system that includes the self‐priming pump, tank, and other components. Initially, air is set up in the upper part of the tank and the self‐priming pump, while the rest of the system is filled
Xin Li   +5 more
wiley   +1 more source

Numerical Investigation of Turbulent Mixed Convection Between Coaxial Cylinders and the Inner Rotating Cylinder With Axial Flow

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT The turbulent flow between coaxial cylinders, particularly when the inner cylinder is rotating, exhibits complex hydrodynamic and heat transfer behaviors critical for various engineering applications. Although many previous studies have simplified these systems with idealized assumptions, real‐world scenarios involve mixed convection and ...
Tohid Adibi   +5 more
wiley   +1 more source

Research on the Distribution Law of Air Flow and Dust in Multi‐Process Operations of Coal Mine Fully Mechanized Caving Face

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT The aim of this study is to examine the intricate dynamics involved in the production, movement, and settling of dust particles, as well as the interconnected mechanisms at play during various processes within fully automated coal mining fronts.
Yibo Li   +5 more
wiley   +1 more source

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