...Masafumi Kizawa; Noriyuki Watanabe; Ai Ueno; Xinyu Chang; Hosei Nagano In this paper, the operating characteristics of the heat load sharing mode of multiple-evaporator loop heat pipe (MLHP) were elucidated based on a visual observation test. The heat load sharing mode is a function of MLHPs...

... in visual quench front velocity has been calculated by Eq. (9) . In the present work, each pixel length has been calculated through imagej considering heater rod diameter 12 mm as reference using the free segmental line tool. Least count for the time travel here is 1 ms because we are using 1000 fps...

...Yan Yan; Dong Jixian; Tang Wei; Feng Shiyu The phenomenon of steam condensation occurring on one surface in a rectangular horizontal channel was experimentally studied. The experiment was conducted using a visualization method with a steam quality of 0.1–0.9 and mass flux of 20–50 kg/m 2 s. Four...

...A. Sathyabhama; T. P. Ashok Babu Visualization of bubble nucleation during nucleate pool boiling outside a vertical cylindrical heated surface was done for ammonia-water binary mixture in order to obtain a descriptive behavior of the boiling, which was directly compared with the measured heat...

... boiling microchannel flow two-phase flow nucleation bubbles boiling channel flow heat transfer instability microscale stability two-phase visualization Presently, many advanced technologies, such as high speed processor chips and electronics components in high power lasers, have...

... considered. As a paramagnetic fluid an aqueous solution of glycerol with the gadolinium nitrate hexahydrate is used. The isotherms in the middle-height cross section are visualized by thermochromic liquid crystal slurry. For the unstable configuration the magnetic buoyancy force acts to assist...

... with simplified axisymmetric models and with high speed video taken during flow visualization experiments. The results show that simplified axisymmetric models do not satisfactorily represent the evolution of the droplets under horizontal tubes, and that the 3D numerical model appears to accurately match...

... appreciated. English Symbols cholesteric liquid crystals infrared imaging hysteresis thermoreflectance image colour analysis temperature measurement Experimental Instrumentation Measurement Techniques Temperature Visualization Several different representations for hue have...

... there are numerous theoretical studies for these systems, we find that there is a lack of data on the oscillating contact line region with phase change. Such data are presented herein for an evaporating extended meniscus in a corner. Evaporation Heat Transfer Instability Surface Tension Visualization...

...-Newtonian Polymers Rheological Thermal Turbulence Visualization Vortex Reduction of friction losses in turbulent flows caused by the presence of polymer additives was first reported about fifty years ago. Virk 1 examined friction factor and velocity profile results for a large number of high...

..., and a natural convection region in the radial direction. The local heat flux corresponding to these three regions was visualized using a thermosensitive liquid crystal. Moreover, with the increase in Reynolds number, Re, and dimensionless space, H , the recirculation flow on the impingement surface moves...

... light reflected at the liquid-vapor and liquid-solid interfaces in a thin liquid film to visualize an evaporation liquid film at the base of bubbles on glass during nucleate boiling. Jawurek 56 employed high-speed interference photography to simultaneously determine the detailed shape and thickness...

... reactive flow heat transfer mass transfer diffusion enthalpy Combustion Heat Transfer Numerical Methods Visualization Stream functions and streamlines are routinely used for visualization of flow fields in CFD analysis. As analogous concepts for visualization of convective-diffusive...

..., 2001. Associate Editor: G. P. Peterson. 07 11 2001 09 07 2001 10 05 2002 heat transfer film condensation drops jets boiling evaporation film flow Enhancement Film Finned Surfaces Heat Transfer Visualization The Jakob 1 tube row...

... vector around the ice sphere are obtained for different upstream velocities and temperatures. General flow characteristics around the melting ice sphere and effects of velocity and temperature are analyzed. The visualization of melting of a dyed ice sphere is also conducted to investigate the motion...

... Visualization Various research has been performed on radiation heat transfer between fluidizing particles and a heat transfer surface in a gas-solid fluidized bed because it is expected that the radiation heat transfer augments at a high temperature. As a result, a model for the radiation heat transfer...

...P. M. Lutjen; D. Mishra; V. Prasad, Fellow ASME A Liquid Crystal Scanning Thermography (LCST) technique is developed and implemented to visualize and measure three-dimensional temperature fields. Results are reported for natural convection in a differentially heated vertical cavity. Experiments...

.... Associate Technical Editor: A. Majumdar. 16 Aug 1999 19 Apr 2000 laser beam effects drops surface topography melting heat transfer surface tension photography thin films Heat Transfer Instability Laser Surface Tension Visualization Droplet formation is a common...

... of a solder droplet impact on the substrate varies between 150 μs and 350 μs. The dynamic interaction between the oscillation in the liquid region and the rapid advance of the solidification front was visualized, quantified, and presented in this paper. In a second series of experiments, the evolution...

...O. Manca; B. Morrone; S. Nardini An experimental investigation of natural convection between horizontal, heated, parallel plates in air was carried out by visualizing the flow and measuring the air temperature. Grashof numbers, based on the plate spacing, varied in the 1.22 × 10 5 - 1.06 × 10 6...