Experimental Investigation on Condensation Heat Transfer of R22, R134a and R410a outside Horizontal

来源 :2nd International Workshop on Heat Transfer Advances for Ene | 被引量 : 0次 | 上传用户：zwf1979

【摘要】

：

【作者】

：

Z.C.Ye G.H.Zeng T.XU Z.G.Zhang X.M.Fang

【机构】

：

The Key Lab of Enhanced Heat Transfer and Energy Conservation, Ministry of Education, Chemistry and

【出处】

：

2nd International Workshop on Heat Transfer Advances for Ene

【发表日期】

：

2013年1期

【关键词】

：

Condensation Doubly enhanced tube Heat transfer

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

　　An experimental study on R22, R134a and R410a film condensation on single horizontal tube including a smooth tube and a doubly enhanced tube was conducted at the saturation temperatures of 39 ℃.A Wilson plot was used to obtain the water-side heat transfer coefficients (HTCs) of doubly enhanced tube.

其他文献

Numerical Research of Particle Fluid Flow for ADS Fluidized Solid Target

The Accelerator Driven Sub-critical System (ADS) can transmute long-lived and high-level radioactive waste into short-lived radionuclides.The spallation target, a key component in the ADS, accepts the

会议

Accelerator-driven subcritical system (ADS)fluidized solid targetDiscrete Elem

Analysis of Joule-Thomson Effect of CO2 Leakage through Vertical Leaky Pathways

Risk assessment of carbon dioxide (CO2) leakage in subsurface systems is one of critical issues in carbon capture and storage (CCS).The characteristics of supercritical CO2 leakage through subsurface

会议

CO2 leakageDepressurization expansionJoule-Thomson effectNumerical simulation

Numerical and experimental analysis of composite fouling in internal helically ribbed tubes

This paper provides numerical analysis on the combination of particulate and precipitation fouling in seven 15.54 mm I.D.copper, helically ribbed tubes at the condition of Re=16000 and 800 ppm concent

会议

Cooling tower water foulinghelically ribbed tubesturbulent flownumerical anal

Comparison of Natural Convection Heat Transfer in A Circle with An Internal Concentric Round with Di

Using QUICK difference scheme of the SIMPLE method to numerically simulate natural convection transfer problem in the slotted circle within the circle of horizontal and different slotted direction, an

会议

QUICK difference formatslotted directionnon-linear characteristicscritical Ra

Transient Stability Analysis of Near-Critical Fluid Microchannel Thermal Convective Flows

Near-critical/supercritical CO2 fluid has been widely used in the field of chemical extraction and synthesis, micro-manufacturing and also heat transfer apparatus, etc.The current study tries to explo

会议

Near-critical FluidThermodynamics processMicrochannelNumerical analysisstabi

Effect of tube diameters on Marangoni condensation heat transfer for ethanol-water mixture vapors

Marangoni condensation attracts much attention in recent years, due to the high heat transfer coefficient and pseudo-dropwise condensation mode which could be maintained for a long time.The present st

会议

Marangoni condensationtube diameterethanol-water mixtureheat transfer coeffic

Strategy for solving a two-dimensional inverse geometry problem with conjugate gradient method and f

A two-dimensional inverse geometry heat conduction problem is solved via conjugate gradient method.The finite volume method is utilized to discretize the governing equations and the domain extension m

会议

Conjugate gradient methodFinite volume methodInverse heat conduction problemB

Performance of Different Bounded Higher-order Convection Schemes in Compressible SIMPLE Algorithm an

Convection scheme plays a key role when using the finite volume method to solve the problems of the fluid flow and heat transfer.In this paper thirteen bounded higher-order convection schemes are used

会议

Compressible flowconvection schemeSIMPLE algorithmCLEAR algorithmconvection-

Two-phase Heat Transfer and Frictional Characteristics of HFO-1234yf in a 3.9 mm Diameter tube

In this study, the influences of heat flux and mass flux on the two-phase convective boiling heat transfer performance are reported for refrigerants HFO-1234yf and R-134a in a 3.9 mm smooth diameter t

会议

HFO-1234yfConvective BoilingHeat Transfer Coefficientmini-channelmicrochanne

Numerical Study on Erosion of Gas-particle Flow across Circular Finned Tube Bundle

In the waste heat recovery finned tube heat exchangers are widely adopted.In this paper, a three-dimensional simulation was carried out on gas-particle flow across a 4-row circular finned tube bundle

会议

Waste heat recoveryFinned tube bundleParticleCollisionErosion

Experimental Investigation on Condensation Heat Transfer of R22, R134a and R410a outside Horizontal

其他学术论文