... of plate velocity when T w  = 100  °C, Pr = 0.7 Fig. 11 Effects of β variations on shear stress for different values of constant plate velocity when T w  = 100  °C, Pr = 0.7 In unsteady cases, the plate can move with any arbitrary time-dependent velocity function. The most practical...

... layer have not been taken into account and the energy equation has been assumed to be one-dimensional. In this study the solidification of stagnation flows is modeled as an accelerated flat plate moving toward an impinging fluid. The unsteady momentum equations, taking the pressure variations along...

...Yongmann M. Chung; Paul G. Tucker Numerical studies of unsteady heat transfer in grooved channel flows are made. The flows are of special relevance to electronic systems. Predictions suggest a commonly used periodic flow assumption (for modeling rows of similar electronic components) may...

... Transient Unsteady Heat exchangers are generally designed to meet certain performance requirements under steady operating conditions. However, transient response of heat exchangers needs to be known for designing the control strategy of different HVAC systems, cryogenic and chemical process plants...

... speed gear statistical analysis forced convection surface hardening Forced Convection Heat Transfer Modeling Processing Unsteady The mechanical components of a gearbox must strictly satisfy the quality requirements to achieve high tensile strength and long fatigue life, as today...

...A. Trombe; A. Suleiman; Y. Le Maoult The purpose of this study is to evaluate the efficiency of an inverse method to determine the variation of convective heat transfer coefficients in the unsteady state inside building enclosures. The experimental system is mainly composed of a vertical, heated...

...Stanley J. Kleis; Ivan Rivera-Solorio The problem of unsteady mass transfer from a sphere that impulsively moves from rest to a finite velocity in a non-uniform concentration distribution is studied. A range of low Reynolds numbers (Re<1) and moderate Peclet numbers (Pe ranges from 5.6 to 300...

... exchangers laminar to turbulent transitions time series Forced Convection Heat Transfer Heat Exchangers Tubes Unsteady Vortex In gas-liquid crossflow heat exchangers, fin-tubes are commonly used. The gas generally flows across the tubes and the liquid flows inside the tubes. Figure 1...

... stagnation flow flow instability forced convection Analytical Boundary Layer Conjugate Flow Forced Convection Heat Transfer High Temperature Impingement Inverse Jets Laminar Thermal Turbulence Unsteady The success of the simple correlation suggested by Eq. ( 15 ), encourages one...

...Ruixian Cai, Academician; Na Zhang, Associate Professor Some algebraic explicit analytical solutions of the unsteady one-dimensional variable coefficient partial differential equation set describing drying process of an infinite plate are derived and given. Such explicit solutions have not yet been...

... Editor: M. Faghri. 22 October 2001 12 August 2002 03 12 2002 heat transfer flow simulation Augmentation Enhancement Heat Transfer Instability Unsteady Miniaturization of electronic components has increased circuit junction density and the associated heat loads...

...Yongmann M. Chung; Kai H. Luo Unsteady heat transfer caused by a confined impinging jet is studied using direct numerical simulation (DNS). The time-dependent compressible Navier-Stokes equations are solved using high-order numerical schemes together with high-fidelity numerical boundary conditions...

...: H. S. Lee. 02 02 2001 03 08 2001 10 05 2002 flow instability jets heat transfer stratified flow flow visualisation turbulence Jets Scaling Turbulence Unsteady Vortex A theoretical and experimental investigation of the temporal...

...Ruixian Cai; Na Zhang, Associate Professor The analytical solutions of nonlinear unsteady heat conduction equation are meaningful in theory. In addition, they are very useful to the computational heat conduction to check the numerical solutions and to develop numerical schemes, grid generation...

... the 107.49 deg turn of the blade cascade. The mainstream Reynolds number based on cascade exit velocity was 5.3 × 10 5 . Upstream unsteady wakes were simulated using a spoke-wheel type wake generator. The wake Strouhal number was kept at 0 or 0.1. The central blade had a variable tip gap clearance...

... Heat Transfer Natural Convection Unsteady The present study deals with the natural convection of water near its density maximum (cold water) in a vertical rectangular enclosure of high height/width aspect ratio as depicted in Fig. 1 . Cold water is characterized by an anomalous density...

... that it is associated with some unsteady (incoherent) motion of the wake or the boundary layer. The increase in the Nusselt number cannot be simply accounted for by the “effective” velocity of the cylinder due to added velocity from the oscillatory motion of the cylinder. Following Sreenivasan and Ramachandran 21...

... 1999 heat conduction heating heat transfer flow instability temperature distribution diffusion Conduction Heating Heat Transfer Transient Unsteady Transient, particularly periodic, diffusion problems are very common in practicing engineering. Some examples are the cyclic...

... (volatile) liquids with scaled thermodynamic conditions. An example of its use is given. [S0022-1481(00)02001-6] Sucec , J. , 1975 , “ Unsteady Heat Transfer Between a Fluid With Time Varying Temperature and a Plate...

... Editor: M. Kaviany. 25 Aug 1998 23 Aug 1999 two-phase flow condensation heat transfer heat exchangers compressible flow Condensation Heat Transfer Heat Exchangers Two-Phase Unsteady The research presented in this paper is associated with the influence...