搜索结果: 1-15 共查到“化学工程 Transfer”相关记录18条 . 查询时间(0.134 秒)
Condensation heat transfer of steam on vertical dropwise and filmwise coexisting surfaces with a thick organic film promoting dropwise
蒸汽 滴状 膜状 DFC 冷凝传热
2023/3/1
This article describes an experimental investigation of the condensation heat transfer of steam on dropwise and filmwise coexisting (DFC) surfaces, on which dropwise and filmwise exist simultaneously ...
Effects of hydrophilic surface on heat transfer performance and oscillating motion for an oscillating heat pipe
Oscillating heat pipe (OHP) Oscillating motion Heat transfer Superhydrophilic surface Hydrophilic surface
2023/3/1
In this paper, a series of experiments were performed to investigate the effects of superhydrophilic and hydrophilic surfaces on the heat transfer performance and slug motion for oscillating heat pipe...
Heat Transfer Enhancement of Horizontal Oscillating Heat Pipes With Micro-/Nanostructured Surface
oscillating heat pipes (OHPs) micro-/nanostructured surface horizontal heating direction
2023/3/1
For oscillating heat pipes (OHPs) with low turn number (<9) positioned in the horizontal direction, the working fluid could not easily flow back to the evaporator due to the absence of gravity. Based ...
Use of Intraparticle Mass Transfer Parameters as a Design Tool for Catalyst Pellets（图）
effective diffusion coefficient tortuosity copper catalyst pellet design
2013/10/7
A chromatographic method and a dynamic Wicke-Kallenbach method (DMWK) were used to determine the diffusion characteristics of two industrial copper containing catalysts. The first catalyst was used in...
ANALYTIC SOLUTION OF HEAT AND MASS TRANSFER OVER A PERMEABLE STRETCHING PLATE AFFECTED BY CHEMICAL REACTION, INTERNAL HEATING, DUFOUR-SORET EFFECT AND HALL EFFECT
heat and mass transfer chemical reaction Soret-Dufore effect
2009/10/14
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 ...
A Computational Hydrodynamic and Heat Transfer Study in Turbulent Up-Flows of Dilute Slurries through a Concentric Annulus
Liquid-solid turbulent flow Slurry heat transfer Solids density profile Solids loading
2009/10/10
A computational model based on a continuum approach is developed to estimate the hydrodynamic and heat transfer characteristics of turbulent slurry up-flows through a concentric annulus. The dilute sl...
Variation in the Mass Transfer Coefficients in the Radial Direction for Submerged Impinging Multi-Jet Flow of Fluid Electrolyte
Multi-jets Disc distributor Nozzle-hole Electrolytic cell Stagnation point
2009/10/9
This paper presents the second part of experimental results for the mass transfer coefficients in the radial direction from the stagnation point of a multi-jet flow. Two more regions are identified ...
Radiative Heat Transfer in Pulverized Coal Combustion: Effects of Gas and Particles Distributions
Radiative Transfer Coal Combustion Particles FVM WSGG Nongray
2009/10/9
In this work, radiative heat transfer in axisymmetric Controlled Profile Reactor, fired with a pulverized coal combustion jet is studied. Radiation is investigated numerically by the Finite Volume Met...
A Numerical Study on Fully Developed Fluid Flow and Heat Transfer in a Spiral Finned Tube
fluid flow and heat transfer numerical simulation finned tube
2009/4/28
In this paper, the standard k-ε two-equation model is adopted to numerically simulate fully developed fluid flow and heat transfer in a spiral finned tube within a cracking furnace for ethylene manu...
A General Equation for Calculating the ’True’ Height of Transfer Unit in Extraction Columns
mass transfer extraction columns ’true’ height of transfer unit
2009/4/28
Based on single drop mass transfer models and two phase flow equation, a general equation for calculating the ’true’ height of transfer unit of extraction columns was derived and tested with four typ...
Measurement of Mass Transfer Coefficients and Their Modelling of Continuous Counter-Current Aqueous Two-Phase System in a Packed Extraction Column
aqueous two-phase system continuous countercurrent extraction mass transfer coefficient
2009/4/28
Overall dispersed side volumetric mass transfer coefficients forprotein and amino acids were measured in continuous countercurrentPEG4000/KHP aqueous two-phase systems in a 57 mm I.D. packed extract...
An Experimental Study of Porous Surface Tubes for Enhancement of Binary Liquid Mixture Pool Boiling Heat Transfer
porous surface tube pool boiling heat transfer enhancement
2009/4/28
An Experimental Study of Porous Surface Tubes for Enhancement of Binary Liquid Mixture Pool
Boiling Heat Transfer。
Correlation between hysteresis of gas-liquid mass transfer and liquid distribution in a trickle bed
trickle-bed reactor radial liquid distribution gas-liquid mass transfer
2009/4/27
Correlation between hysteresis of gas-liquid mass transfer and liquid distribution in a
trickle bed.
Estimation of Pool Boiling Heat Transfer Coefficients of Ethanol-Water Mixtures
heat transfer boiling water-ethanol mixture estimation.
2009/4/21
Based on the analysis of the principles of heat and mass transfer from the liquid bulk to bubble surface during nucleation, a new estimation method to predict the heat transfer of the nucleate pool ...
Heat Transfer between Immersed Horizontal Tubes and Aerated Vibrated Fluidized Beds
Vibration heat transfer vibration fluidization heat transfer
2009/4/21
Heat transfer coefficients between an immersed horizontal tube and an aerated vibrated fluidized bed are measured. There is a maximum value in the h-G experimental curve. The heat transfer coefficient...