Department of Mechanical and Aerospace Engineering: Recent submissions
Now showing items 21-40 of 916
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In-situ Observation of Extrusion Process in Thermoplastic Material Extrusion Based Additive Manufacturing
(2022-08-15)In thermoplastic material extrusion-based additive manufacturing, solid polymer filaments are fed into extruders to generate extrudates that are needed to build 3D plastic products. There is a finite gap between the inner ... -
Cold Plate Based Dynamic Liquid Cooling at Data Center and Chip Level
(2022-07-26)The rising demand for high-performance central and graphical processing units has resulted in the need for more efficient thermal management techniques like direct-to-chip liquid cooling. Direct Liquid Cooling using cold ... -
ENERGY ANALYSIS OF REAR DOOR HEAT EXCHANGERS IN DATA CENTERS WITH DYNAMIC WORKLOAD DISTRIBUTION
(2022-12-20)In recent years, applications including IoT (Internet of Things), content delivery, and 5G have created a large demand for low-latency access to data processing and data storage. Traditional centralized data centers weren’t ... -
Assessment Of Contaminant Flowpaths In Airside Economization And Analysis Of Thermal Performance At Tank And Server Level For Single-phase Immersion Cooled Data Centers
(2022-05-03)The last two decades of 2000 have seen an explosion of utilization and reliance on digital technologies and platforms. During this time, electronic devices have undergone intense miniaturization and a corresponding rise ... -
THEORETICAL PREDICTION OF MECHANICAL BEHAVIOR OF REGULAR AND CHIRAL HONEYCOMBS BASED ON LOADING OF SINGLE CELL.
(2022-01-10)Cellular solids are both naturally occurring and man-made materials depending on the characteristic length or Stochastic manner, these materials exhibit a low-relative density usually 30% than the constituent solid material. ... -
Accelerated Performance Degradation of Single-Phase Cold Plates for Direct-to-chip Liquid Cooled Data Centers
(2021-12-21)Expanding demands for cloud-based computing and storage, the Internet of Things, and AI-based applications have escalated thermal loads in high-density data centers which necessitated the utilization of more efficient ... -
INTERNAL PRESSURE RESPONSE OF A HUMAN HEAD SURROGATE MODEL SUBJECT TO VARIABLE IMPACT LOADING WITH FINITE ELEMENT ANALYSIS
(2021-12-21)Traumatic brain injury (TBI) from blunt impacts to the head is a major cause of brain disease and dysfunction for thousands of people every year. Each year in the United States approximately 1 million TBI cases occur causing ... -
RELATING LINEAR AND ROTATIONAL ACCELERATIONS WITH INTERNAL PRESSURES DEVELOPED INSIDE HUMAN HEAD SURROGATE MODELS
(2021-12-21)Traumatic Brain Injury (TBI) is a chronic disease process that is difficult to both detect and treat. TBI can result from blast, kinetic, sonic, and electromagnet energy sources. This research focuses on correlating the ... -
Multi-Parametric and Multi-Objective Optimization of Heatsinks for Forced and Natural Convection Based Single-Phase Immersion Cooling of Server
(2021-12-21)An increase in utility of internet-based services, cloud computing and greater performance demands due to rising AI and ML applications have led to a steep growth in GPU and CPU thermal design power. Efficient thermal ... -
Characterization and Enhancement of Fatigue and Fracture properties in Thermoplastic FFF Parts using In-Situ Annealing
(2021-12-21)Fused filament fabrication (FFF) show high anisotropy and reduced mechanical properties as compared to conventional manufacturing techniques. This happens due to the poor interlaminar bonding between the layers, as a result ... -
Conceptual Design level Airframe/Propulsion Integration Using the Generic Synthesis Framework AVDS.
(2023-03-14)In the past few decades there has been a significant growth in commercial aerospace transportation encompassing both atmospheric and space flight. In fact, the aircraft industry has seen several generations of engines ... -
THE DEVELOPMENT AND CHARACTERIZATION OF PIEZOELECTRIC- MAGNETOSTRICTIVE SMART SELF-SENSING COMPOSITES
(2022-06-01)The composites industry is expanding due to the growing global demand for high-performance materials. How do you ensure the production of composites is as smooth and effective as possible while maintaining the high quality ... -
EFFECT OF THERMAL CONDUCTIVITY, REYNOLDS NUMBER, ASPECT RATIO AND PACKING ARRANGEMENT ON RADIAL HEAT TRANSFER IN PACKED BEDS
(2021-08-10)The key motivation for this research is to study heat transfer developments in packed beds. The radial heat transfer enhancement of a packed bed in the laminar flow region is one of the major areas of ongoing research in ... -
DESIGN, OPERATION AND MAINTENANCE OF DIRECT AND INDIRECT EVAPORATIVE COOLING SYSTEMS IN DATA CENTER THERMAL MANAGEMENT
(2021-08-16)Evaporative cooling is an alternative data center cooling solution that presents significant energy cost savings in acquisition and operation when compared to conventional air conditioning and mechanical refrigeration ... -
COMPLIANT ROBOT MANIPULATOR FOR TRANSURETHRAL DIAGNOSIS
(2023-06-15)**Please note that the full text is embargoed until 6/14/2025** ABSTRACT: Minimally invasive procedures employ continuum manipulators, however, the internal human anatomy presents challenges relating to size, dexterity, ... -
THEORETICAL AND NUMERICAL ANALYSIS OF THERMAL RUNAWAY PROPAGATION IN LI-ION BATTERY PACKS
(2023-05-30)Strategies to prevent or minimize propagation of thermal runaway in a pack of Li-ion cells are critically needed to ensure safe operation, storage and transportation. While significant literature already exists on thermal ... -
Parametric Multi-Objective Optimization of Cold Plate for Single-Phase Immersion Cooling
(2023-05-19)**Please note that the full text is embargoed until 05/16/2025** ABSTRACT: The increasing demand for high performance computing in applications such as Internet of Things, Deep Learning, Big data for crypto-mining, virtual ... -
IMPACT OF IMMERSION COOLING ON THERMO-MECHANICAL PROPERTIES OF NON-HALOGENATED CORE
(2023-05-22)The rise in demand for modern high-power systems, which require fast processing and frequent data storage, has resulted in an exceptional and unprecedented increase in power density and heat generation within data centers. ... -
Numerical modeling of damper configuration and arrangements for analysing thermal stratification in modular air handling units
(2023-05-22)Although air handling units are well established and maturated there are opportunities to optimize and improve the overall thermal and flow performance to reduce the carbon footprint of an air-cooled data center. Airside ... -
EFFECTS OF METAL ORGANIC FRAMEWORKS IN POLYETHER BLOCK AMIDE ELASTOMER
(2023-05-19)Metal-organic frameworks (MOFs) are highly porous materials that find extensive applications in gas absorption and separation in recent years. These hybrid materials can be designed with specific pore sizes and voids to ...