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Showing 1 to 13 of 13 for “"Plate Heat Exchanger"”.
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PLATE HEAT EXCHANGER IMPROVEMENTS WITH SHAPE OPTIMIZATION
Plate Heat Exchangers (PHXs) are used in a wide variety of applications including, but not limited to Heating, Ventilation, Air-Conditioning, and Refrigeration (HVAC&R). PHXs are favored by the HVAC&R industry due to their compactness, flexible sizing, close approach temperature, and good heat …
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Hydrodynamic characteristics of a plate heat exchanger
… of a commercially-available three-dimensional plate heat exchanger.
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Velocity distributions in a plate heat exchanger channel
… the velocity distribution in a commercial plate heat exchanger is described. Detailed velocity profiles are presented and a preliminary investigation is reported on flow behaviour through a single cell in the channel matrix. The objective of the study was to extend previous investigations …
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Numerical analysis of a fin-tube plate heat exchanger with winglets
In this presented work, numerical analysis of heat transfer and flow characteristic using longitudinal vortex generators (LVGS) in fin and flat tube heat exchanger has been presented. Conjugate heat transfer 3D numerical model has been developed and successfully carried out. Rectangular winglets …
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Heat transfer and condensation of water vapour from humid air in compact heat exchangers
… thesis, an experimental and simulation study of heat transfer in water-to-air compact-plate heat exchanger is presented. A compact-plate heat exchanger made of polypropylene, in which flow pattern is maintained as counter-current, was constructed to conduct the experiments. Experiments were …
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Humidification Processes in Gas Turbine Cycles
… This thesis presents the installation of a plate heat exchanger in the pilot plant. The experience from the pilot plant is used in a comparative study. This study evaluates the influence of the aftercooler on the performance of the evaporative gas turbine. A test facility for evaporation …
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A novel microchemical system for rapid liquid-liquid chemistry
… offers several advantages in improvement of heat and mass transfer and control of flow fields. In addition, microchemical systems are smaller, therefore inherently safer and capable of shorter thermal response times. The focus of this work has been a microchemical system with a multi-inlet …
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Domestic graywater heat recovery from the UIUC 2009 solar decathlon house
… study investigates the potential for waste water heat recovery in a residential application. A heat exchanger is utilized to transfer heat from the waste water drain line of a residence to the incoming water supply line. An experiment is conducted on the University of Illinois 2009 Solar Decathlon …
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Developing Innovative Heat Exchangers in a Small-Medium Enterprise: Modelling and Implementation of Pillow Plate Heat Exchangers
… solutions has driven innovative approaches in heat exchanger design, with Pillow Plate Heat Exchangers (PPHEs) emerging as a promising technology. After a concise but complete overview on the available scientific literature, this research explores the design, experimental validation, and …
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Convective boiling of refrigerants near the micro-macroscale transition inside plate heat exchangers
… flow morphology and its impact on evaporative heat transfer and pressure drop during plate heat exchanger (PHE) operation at low mass flux conditions. While there is interest in this operating regime in the heating, ventilating, air conditioning, and refrigeration industries, especially for …
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Thermodynamic design optimisation of an open recuperative twin-shaft solar thermal Brayton cycle with combined or exclusive reheating and intercooling
… cycle, modified accordingly to construct the reheated, intercooled and combined cases, comprises a modified cavity receiver, a counter-flow plate-type recuperator, and a pair of proprietary automotive turbochargers configured to operate as micro-turbines. An additional modified cavity receiver …
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Flow distribution in brazed plate heat exchangers
Brazed plate heat exchangers (BPHEs) have been widely used in the heating, ventilating, air conditioning, and refrigeration (HVAC&R) industry for their compactness and high heat transfer coefficient. However, they suffer from the flow maldistribution among parallel plate channels. Especially when …
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Simultaneous flow visualization and local heat transfer measurements of two-phase flow in plate heat exchangers
Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2024-12-01