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搜索结果: 1-15 共查到heat and mass transfer相关记录21条 . 查询时间(0.093 秒)
航空发动机应用于高空,飞行跨度较大,温度剧烈变化,温差在少十度甚至到上百度。与此同时,大气环境产生剧烈变化,增加了对发动机冷却系统的要求。与地面环境相比,万米以上高空的散热条件恶劣。空气密度随海拔的递减又对活塞发动机提出了增压要求,从而给热管理系统引进了增压中冷这一新的热源,进而增加了冷却系统的负荷。这些因素制约着航空活塞发动机性能的提升和轻量化的发展,成为了困扰航空活塞发动机技术突破的瓶颈之一。
近日,国际传热传质领域顶级期刊《International Journal of Heat and Mass Transfer》在线刊发了中国地质大学地空学院蔡建超教授团队的最新研究成果---A fractal model of effective thermal conductivity for porous media with various liquid saturation。论文第一作者...
国际知名期刊《International Journal of Heat and Mass Transfer》上近日刊发了中国地质大学环境学院郭会荣教授团队的论文——高压条件下CO2在水溶液中的热扩散研究(Soret effect on the diffusion of CO2 in aqueous solution under high-pressure)。
2018年1月,《International Journal of Heat and Mass Transfer》(IF=3.458)刊发了中国地质大学地空学院蔡建超教授团队的研究论文——《分叉结构对流换热研究》(The convective heat transfer of branched structure)。
2017年9月,中中国地质大学资源学院王金杰副教授于国际著名期刊《International Journal of Heat and Mass Transfer》上在线发表了科技论文《纳米孔隙介质中气体运移及扩散系数的实验研究》(Experimental investigation of gas mass transport and diffusion coefficients in porous...
Terrestrial heat flow density, q, is inversely correlated with the age, t, of tectono-magmatic activity in the Earth's crust (Polyak and Smirnov, 1966; etc.). «Heat flow-age dependence» ind...
We have studied numerically effect of heat and mass transfer on an oscillatory flow of a viscoelastic fluid with thermal relaxation. The dimensionless governing equations are solved using an explicit ...
The effect of chemical reaction on the forced and free convection boundary layer that flows in a semi-infinite expanse of an electrically conducting viscous incompressible fluid past vertical porous p...
Smoke particle emissions from the combustion of biomass fuels typical for the western and southeastern United States were studied and compared under high humidity and ambient conditions in the laborat...
The analytical solution is derived for the steady MHD mixed convection, laminar, heat and mass transfer over an isothermal, inclined permeable stretching sheet, immersed in a uniform porous medium in ...
Numerical simulations are conducted for two-dimensional steady-state double diffusive flow in a trapezoidal porous cavity, submitted to axial magnetic field. The Darcy equation, including Brinkmamn an...
A mathematical model representing temperature and moisture content in bread during baking is developed. The model employs the coupled partial differential equations proposed by Luikov [5,6]. Dependenc...
Many systems with non-linear heat and mass transfer processes might be unstable at certain conditions. Small disturbances might bring out them of their equilibrium state, after which they achieve itse...
A method for inverse problem solution by means of iterative regularization has been developed. A numerical algorithm for solving inverse incorrect problems based on the developed iterative regularizat...
The paper summarizes the lesson learned from theoretical and experimental activities performed at the University of Pisa, Pisa, Italy, in past decades in order to develop a general methodology of anal...

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