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RISLow Cost Solar Selective Chromate Conversion Coatings Applied to Stainless Steel Substrates
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Solar selective surfaces have been produced on austenitic and ferritic stainless steels using an acidic chromate bath at 75°C. These surfaces have been shown to have high humidity resistance ...
Incompressible Laminar Developing Flow in Microchannels
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In many engineering systems, such as compact heat exchangers and microcoolers used in electronics packaging, system performance depends on laminar flow development in microchannels. This study ...
Modeling Natural Convection From Horizontal Isothermal Annular Heat Sinks
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A study is presented for laminar natural convection heat transfer from isothermal, vertical disks with horizontal support cylinders, as found in annular-fin heat sinks. A distinction is made ...
Optimization of Pin-Fin Heat Sinks in Bypass Flow Using Entropy Generation Minimization Method
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An entropy generation minimization method is applied to study the thermodynamic losses caused by heat transfer and pressure drop for the fluid in a cylindrical pin-fin heat sink and bypass ...
The Role of Fin Geometry in Heat Sink Performance
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The following study will examine the effect on overall thermal/fluid performance associated with different fin geometries, including, rectangular plate fins as well as square, circular, and ...
Pressure Drop of Fully-Developed, Laminar Flow in Microchannels of Arbitrary Cross-Section
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The pressure drop of fully developed, laminar, incompressible flow in smooth mini- and microchannels of arbitrary cross-section is investigated. A compact approximate model is proposed that predicts ...
Pressure Drop of Fully Developed, Laminar Flow in Rough Microtubes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Advances in fabrication methods in microelectromechanical systems (MEMS) have generated significant interest in the area of microscale heat transfer and fluid flow. Microchannel heat exchangers can ...
A Compact Model for Spherical Rough Contacts
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A new model is developed that considers the effect of roughness on the elastic contact of spherical bodies. A general pressure distribution is proposed that encompasses the contact of rough ...
PCB Trace Thermal Analysis and Effective Conductivity
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The electrical current carrying capability of a surface or buried trace located within a fiberglass printed circuit board (PCB), is of important interest in the microelectronics industry. The ...
Thermal Spreading Resistance of Eccentric Heat Sources on Rectangular Flux Channels
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A general solution, based on the separation of variables method for thermal spreading resistances of eccentric heat sources on a rectangular flux channel is presented. Solutions are obtained for ...