Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 416 for “"Thermal Management"”.
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Dynamic Thermal Management for Microprocessors
<p>In deep submicron era, thermal hot spots and large temperature gradients significantly impact system reliability, performance, cost and leakage power. Dynamic thermal management techniques are designed to tackle the problems and control the chip temperature as well as power consumption. They …
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Droplet-based Two-phase Thermal Management
… wide range of applications requires new advanced thermal management methods. Droplet-based two-phase thermal management technologies are considered promising solutions to conquer the cooling challenges in the electronic industries. The heat transfer behavior of droplets is based on several …
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THERMAL MANAGEMENT OF ROTATING DETONATION ENGINES
… This thesis has aimed to present an effective thermal management strategy for a laboratory-scale bipropellant (ethylene-air) RDE by means of a methodical approach to designing a cooling system. The research methods include experimental measurements, low-order analysis, and finite element …
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Nanoengineered surfaces for advanced thermal management
Thermal management is a critical challenge for a variety of applications including integrated circuits (ICs) and energy conversion devices. As the heat fluxes exceed 100 W/cm2, novel cooling solutions need to be developed. Thin film evaporation is a promising approach because the large latent heat …
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Investigation of thermal management options for robots
This thesis research studies the thermal challenges of robots and evaluates the potential thermal management options. In this regard, it aims to develop and analyze various thermal management options for robotic systems. Ten different thermal management options are investigated theoretically in …
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Thermal Management of Power Electronic Building Blocks
… power systems. Key in this development is the thermal design of a PEBB packaging scheme that will manage the module's high heat dissipation levels. As temperatures in electronics are closely associated with operating efficiency and failure rates, management of thermal loads is necessary to …
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Thermal management in GaAs/AlGaAs laser diode structures
… readers and optical storage devices. However, thermal characteristics have been a deterring factor for their greater use. Hence, investigating thermal management in laser diode structures becomes an important and interesting study for current and future laser applications. In this research, …
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Superconducting rotor with self-contained thermal management system
… including aircraft electric propulsion. However, thermal management of the cryogenic environment has posed challenges to building practical aerospace SC machines. Traditional cryogenic refrigeration involves boiling liquid cryogen, such as liquid helium and nitrogen, in the rotor. Although rotary …
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Scalable manufacturing of hierarchical nanostructures for thermal management
… studies provide insights into the size-dependent thermal oxidation process. The proposed mechanism is supported by another interesting geometrical transformation: in the same single-step process, a large void is formed in the particles. The tunable nanowire growth is used to make new kinds of …
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Metal Hydride Heat Pumps for Thermal Management of Devices
… the absence of an external heat load (and under thermal insulation). Experiments conducted on the same system with an external heat load (and without thermal insulation) showed a drop in temperature of the heat load from ~79<super>o<super>C to ~46<super>o<super>C by the metal hydride, a reduction …
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Fabrication of Thermal Management Devices using Thermal Spray Technology
Thermal spray coating processes have been employed to create a composite finned heat sink and a flat vapor chamber featuring structured porous coating wicks, for thermal management application. Three composite heat sinks in the shape of a disk, a cylinder, and a cylinder with vertically projecting …
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Enhanced Ambient Heat Rejection in Passive Thermal Management Systems
… channels. A semi-analytical model based on thermal- and fluid equivalent resistance networks is developed. The model is validated using a commercial CFD package. Finally, a thermo-economic study is performed using genetic algorithms in order to compare the performance of both technologies …
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Thermal Management with Supercritical Carbon Dioxide under Extreme Applications
<p>A unique challenge in thermal system design is minimizing the power required to operate cooling systems while maintaining effective heat removal. Traditional cooling systems utilize single-phase fluids where the heat transfer mechanisms are well understood. To meet a variety of cooling demands, …
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Thermal Management Using Liquid-vapor Phase Change in Nanochannels
… marks their potential to be used in the field of thermal management employing phase-change heat transfer. Comprehending the phenomena of wicking and liquid-vapor phase-change in micro/nano structured surfaces are key aspects towards advancing heat transfer solutions. In this work, fundamental …
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Thermal Management In Friction Stir Welding of Aluminum Alloys
… and effects of temperature transients by varying thermal conditions at tool, work piece and backing plate boundaries. </p> <p>Various thermal management methods are applied at work-piece, tool and backing plate boundaries. This is achieved by performing series of welds using various parameter sets …
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Thin film technology for optoelectronics and their thermal management
… and integration. The understanding of thermal management for such devices is very important in order to control the junction temperature effectively. Here, the laser-lift-off (LLO) technique was theoretically and experimentally studied. The temperature distribution at the …
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Passive thermal management in high-power fiber laser systems
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-11-11 without embargo terms
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