Browsing by Subject "heat transfer"
Now showing items 1-20 of 36
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(2020-06-04)Surface-to-surface, blackbody radiation heat transfer is a fundamental phenomena essential in the evaluation of some heat conduction problems. Representing it in digital simulations is of interest in the nuclear power ...
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(2009-05-15)Colloidal solvents, containing dispersed nanometer (~1-100 nm) sized particles, are categorized as nanofluids. With the growing heat loads in engineering systems that exceed the current technological limits, nanofluids are ...
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(2020-01-08)This investigation characterized early frost formation by quantifying the velocity of the aggregate freezing front and examining the underlying factors that have a direct effect on it. The experiments were carried out under ...
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(Texas A&M University, 2004-09-30)Thermal contact conductance is highly important in a wide variety of applications, from the cooling of electronic chips to the thermal management of spacecraft. The demand for increased efficiency means that components ...
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(2012-08-23)Laminar flow control holds major promise for increasing aircraft efficiency and increasing laminar flow over aerodynamic surfaces could decrease drag by up to 30 percent. The Flight Research Lab at Texas A&M University has ...
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(Texas A&M University, 2007-04-25)Mass transfer experiments were conducted to study the thermal performance characteristics of blockages with round and elongated holes, positioned in a 12:1 rectangular channel. Naphthalene sublimation technique was adopted ...
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(Texas A&M University, 2006-10-30)The research focuses on testing the heat transfer enhancement in a channel for different spacing of the rib turbulators. Those ribs are put on the surface in the two pass rectangular channel with an aspect ratio of AR=1:2. ...
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(Energy Systems Laboratory (http://esl.tamu.edu); Texas A&M University (http://www.tamu.edu), 2006)In order to reduce the measurement error of heat transfer in water and air side for finned-tube heat-exchanger as little as possible, and design a heat-exchanger test-board measurement system economically, based on the ...
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(2019-03-06)Canned motor pump (CMP), as one kind of sealless pump, has been utilized in industry for many years to handle hazards or toxic product and to minimize leakage to the environment. In a canned motor pump, the impeller is ...
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(2014-08-10)Pool boiling experiments for nanocoatings (or nanostructured surfaces) show that despite the lower thermal conductivity values than carbon, silicon yielded higher values of CHF (critical heat flux). Subsequently numerical ...
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An experimental investigation of turbine blade heat transfer and turbine blade trailing edge cooling (Texas A&M University, 2005-02-17)This experimental study contains two points; part1 turbine blade heat transfer under low Reynolds number flow conditions, and part 2 trailing edge cooling and heat transfer. The effect of unsteady wake and free stream ...
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(2009-06-02)Film cooling effectiveness on a gas turbine blade tip on the near tip pressure side and on the squealer cavity floor is investigated. Optimal arrangement of film cooling holes, effect of a full squealer and a cutback ...
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(Energy Systems Laboratory (http://esl.tamu.edu); Texas A&M University (http://www.tamu.edu), 2006)A new type air heater was developed, and an experimental set-up was built to analyze its characteristics. Within the Reynolds number from 2000 to 15000, the integrated characteristics in air heater channels with and without ...
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(2009-05-15)Through past research, it is known that carbon nanotubes have the potential of enhancing the thermal performance of heat transfer fluids. The research is of importance in electronics cooling, defense, space, transportation ...
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(Texas A&M University, 2007-04-25)Detailed film cooling effectiveness distributions were measured on the stationary blade tip and on the leading edge region of a rotating blade using a Pressure Sensitive Paint technique. Air and nitrogen gas were used as ...
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(2009-05-15)This study is an investigation of two specific effects on turbine blade film cooling. The effect of coolant to mainstream density ratio and upstream steps was studied. The studies were conducted on two flat plates with 4mm ...
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(2015-10-05)The use of enhanced heat transfer fluid and heat exchanger can improve the performance of thermal energy systems. Microencapsulated phase change material (MPCM) slurry is considered as an enhanced heat transfer fluid and ...
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(2018-07-11)The heat transfer study of a rectangular duct has become important as it can replicate the channel geometry of the turbine blade or vane in a real engine. The low aspect ratio channel represents trailing edge channel of ...
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(Texas A&M University, 2007-09-17)In this thesis, turbulent forced convective heat transfer downstream of blockages with elongated holes in a rectangular channel was studied. The rectangular channel has a width-to-height ratio of 12:1. The blockages have the ...