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Article
The lower bound of weighted representation function
For any given set A of nonnegative integers and for any given two positive integers \(k_1,k_2\) ...
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Article
On certain properties of partitions of \(\mathbb {Z}_m\) with the same representation function, II
For a given set \(S\subseteq \mathbb {Z}_m\) S ⊆ ...
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Article
Effect of L3MBTL3/PTPN9 polymorphisms on risk to alcohol-induced ONFH in Chinese Han population
Alcohol-induced osteonecrosis femoral head necrosis (ONFH) is a disease that seriously affects human health. Abnormal expression of L3MBTL3/PTPN9 gene can cause a variety of human diseases. The purpose of this st...
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Chapter and Conference Paper
Theoretical Model for Micro-flow of Gas in Coal Mine Goaf and the Influence of Viscosity on Pressure Gradient
In order to simplify a complex structure of goaf in a coal mine, a new flow region of porous media is presented and established. It consists of eight spheres, one smaller sphere and their empty cavities in cub...
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Article
Experimental investigation on the energy-saving diffuser of a main fan
The main fan diffuser in a coal mine is an energy-recycling equipment with a dynamic energy loss for the main fan. Engineering practices and related researches show that the body structures of three types of d...
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Article
Numerical simulation investigation on pressure loss of diffusion tank of axial main fan
Based on the engineering application, the angle range of rectifying airflow unit attaching diffusion tank is from 2.5° to 7.5°. In the range of average inlet velocity of 25.0 m/s to 55.0 m/s of diffusion tank,...
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Article
Improving thermal comfort of high-temperature environment of heading face through dehumidification
In order to improve the thermal environment of high-temperature heading face, moisture content of supply air is reduced by dehumidification, and the relative humidity of environment air of the heading face is ...
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Article
Numerical simulation investigations of energy-saving diffuser of main fan
Based on the boundary condition of field engineering, numerical simulations of 28 conditions of existing diffusers of 3 structure types were investigated by Computational Fluid Dynamics software package, and t...
