... Thermal Energy Storage System With Integral Heat Pipes for Concentrating Solar Power ,” Appl. Energy , 103 , pp. 400 – 415 . 10.1016/j.apenergy.2012.09.056 [13] Shabgard , H. , Robak , C. W. , Bergman , T. L. , and Faghri , A. , 2012 , “ Heat Transfer and Exergy Analysis...

... these requirements tend to drive the design to the use of silicon-based vapor chamber (or heat pipe) technologies [ 1–7 ]. Contributed by the Heat Transfer Division of ASME for publication in the J OURNAL OF H EAT T RANSFER . Manuscript received July 9, 2013; final manuscript received March 5, 2014...

.... heat spreading thermal spreading model thermal spreading resistance heat spreader heat sink heat pipe two-phase heat spreader Heat fluxes in many applications continue to increase as integrated, heat-dissipating components become more powerful and are reduced in size. This trend continues...

...Lazarus Godson Asirvatham; Rajesh Nimmagadda; Somchai Wongwises Heat pipes are widely used in thermal management of microelectronic devices. The heat transport capability of heat pipe is limited by the working fluid transport properties. The excessive heat transport capacity of the working fluid...

...Lizhan Bai; Guiping Lin; G. P. Peterson Heat pipe with hybrid axial groove is proposed in this paper, and this hybrid axial groove is composed of a V-shaped channel connected with a circular channel through a very narrow longitudinal slot. During the operation, the V-shaped channel can provide...

...; published online December 26, 2012. Assoc. Editor: Bruce L. Drolen. Passive thermal management of high heat fluxes is typically accomplished with heat pipes or vapor chambers that employ capillary action of the working fluid through internal wick structures [ 1 , 2 ]. The next generation of high...

...Qingjun Cai; Ya-Chi Chen Dryout in a heat pipe evaporator is caused by insufficient condensate supply through the wick structure. Dryout is generally considered a failure of the heat pipe operation. However, traditional dryout theory may not fully explain the heat and mass transport limitations...

...Youngsuk Nam; Stephen Sharratt; Gilhwan Cha; Y. Sungtaek Ju Micro heat pipes incorporating advanced wicks are promising for the thermal management of power electronics. We report the heat transfer performance of superhydrophilic Cu micropost wicks fabricated on thin silicon substrates using...

...Vadim S. Nikolayev This article deals with the numerical modeling of the pulsating heat pipe (PHP) and is based on the film evaporation/condensation model recently applied to the single-bubble PHP ( Das et al., 2010, “Thermally Induced Two-Phase Oscillating Flow Inside a Capillary Tube,” Int. J...

...Wessel W. Wits; Jim B. W. Kok A novel, integrated approach in thermal management of electronic products, based on two-phase cooling, is presented. A flat miniature heat pipe, integrated inside the laminated structure of a printed circuit board (PCB), has been developed, based on mainstream PCB...

... show that streaming flow has the potential to be used as a cost-effective and reliable heat pipe and/or as a heat spreader technique when fluid thermal conductivity is low. Mechanisms of flow streaming in a bifurcation channel Zhang et al. ( 31 32 ) conducted computer simulations of flow...

... cooled with ambient air. In warmer countries, heat pipe equipped heat exchangers provide an alternative for air-to-air heat exchangers at low air temperature differences. In this case, two plate heat exchangers are coupled with multiple wickless heat pipes: so called thermosyphons ( 1 ). Advantages...

... evaporation heat pipes heat transfer mercury (metal) pipe flow temperature distribution thermal resistance thermosyphon high temperature liquid metal mercury heat pipe Thermosyphons are high thermal conductance devices able to transfer high amount of heat. In its most simple form...

... and evaporation heat transfer rates. condensation evaporation heat exchangers heat pipes natural convection refrigerants heat pipe thermosyphon heat exchanger R-134a The heat transfer in thermosyphons is based on a continuous cycle of the vaporization and condensation processes...

...Chen-Ching Ting; Jing-Nang Lee; Chien-Chih Chen The article presents some significant experimental data for studying the heat transfer behavior of heat pipe, which will further help the cooling efficiency improvement of the heat pipe cooler. It is well known that the heat pipe owns the extreme...

... is added on the evaporator section, heat is transferred from the heat pipe wall, through the wick saturated with the working fluid, and to the liquid-vapor-solid interface, where thin film evaporation occurs. The vapor flows from the evaporator, through the adiabatic section, and to the condensing section...

...P. Cheng; H. B. Ma The minimum meniscus radius occurring in the heat pipe determines the maximum capillary heat transport. The accurate prediction of minimum meniscus radii plays a key role in designing a highly efficient heat pipe cooling device. In the current investigation, a mathematical model...

...A. Asias; M. Shusser; A. Leitner; A. Nabi; G. Grossman To investigate the feasibility of using heat pipes in airborne systems, heat pipe performance at large axial accelerations in the range of 3– 12 g was studied experimentally. The heat input chosen corresponded to the optimal heat pipe...