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Solid Oxide Hydrogen Fuel Cell
29 Aug 2019 |
Solve the steady-state radial diffusion equation in a cylinder to calculate the flux through a tubular fuel cell, then set up the equations to calculate the oxygen concentration field inside the fuel cell and the total power produced.
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Radiation in Hall–Héroult Cell Aluminum Smelting
29 Aug 2019 | | Contributor(s):: Adam Powell
Estimate heat flux from the graphite anode of a Hall-Heroult cell for smelting aluminum, and discuss uniformity of temperature across the anode.
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Heat Transfer, Cost Modeling and Process Selection
29 Aug 2019 | | Contributor(s):: Adam Powell
Case study of polymer matrix composite process selection between resin transfer molding and chopped fiber injection molding, including heat conduction to calculate solidification time and technical cost modeling.
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Growth of Precipitate Particle from Super Saturated Solid Solution
22 Aug 2019 | | Contributor(s):: Matthew John M. Krane
Use integral analysis to derive growth paramters for a precipitate particle during heat treatment.
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Floating Bubbles Out of Molten Glass
21 Aug 2019 | | Contributor(s):: Adam Powell
Balance drag and buoyancy forces to determine the size of the largest bubble remaining in a container of molten glass after a certain amount of time.
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Plate Glass Casting
21 Aug 2019 | | Contributor(s):: Adam Powell
Viscous flow of two layers down an inclined plane to model floating liquid glass on liquid tin.
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Spreadsheet Finite Difference Model of 1-D Unsteady Conduction
19 Aug 2019 | | Contributor(s):: David Dussault, Adam Powell
Use a spreadsheet to estimate temperature history across a PMMA plate immersed in a hot fluid.
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Nitriding of an Iron Thin Film
19 Aug 2019 | | Contributor(s):: Adam Powell
Calculate nitrogen concentration profile during diffusion into a finite thin film of iron using error function and Fourier series solutions.
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Heat Loss Through Furnace Window
19 Aug 2019 | | Contributor(s):: Matthew John M. Krane
Solution of steady state heat conduction with approximate radiation boundary condition, the applicability of which is tested.
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Iron Oxidation
19 Aug 2019 | | Contributor(s):: Adam Powell
During iron oxidation, calculate the oxide layer thickness over time, and compare to the case with 1% titanium added.
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Finite Differences in Heat Conduction
19 Aug 2019 | | Contributor(s):: Adam Powell
Calculate computational work required to model heat conduction using finite differences with explicit timestepping.
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Radiation in Electrostatic Levitation
15 Aug 2019 | | Contributor(s):: Adam Powell
Calculate total power radiated between square plates and a levitated spherical droplet, and discuss heat conduction mechanisms in the droplet.
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Radiation in facing Target Sputtering
15 Aug 2019 | | Contributor(s):: Adam Powell
Calculate radiation viewfactors and rates of heat transfer between plates in a facing target sputtering apparatus for depositing yttrium-barium-copper oxide superconducting thin films.
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Water Disinfection by Electroporation
14 Aug 2019 |
Estimate flow rate of water between two metal plates due to a pressure drop, and maximum flow rate which deactivates bateria.
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Tank Drainage Through a Rising Tube
14 Aug 2019 |
Calculate pressures and velocities in a water tank draining through a tube which rises slightly after exit.
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Multicomponent Evaporation I: Evaporation of Volatile Impurities During Electron Beam Melting
14 Aug 2019 | | Contributor(s):: Adam Powell
Calculate conversion efficiency for electron beam melting for removal of lead, cadmium and zinc impurities from titanium.
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Multicomponent Evaporation II: Evaporation of Alloying Elements from Titanium
14 Aug 2019 | | Contributor(s):: Adam Powell
Evaluate effects of differential evaporation of titanium and its alloying elements aluminum and vanadium on electron beam melting and evaporation processes.
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Decarburization of Solid Low-Carbon Steel
01 Aug 2019 | | Contributor(s):: Adam Powell
Calculate carbon concentration profile vs. time in low-carbon steel sheet in a decarburizing atmosphere at high Biot number.
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Drive-in Diffusion of Semiconductor Dopant
01 Aug 2019 | | Contributor(s):: Adam Powell
Sketch concentration profiles and calculate depth vs. time of n-type layer growing by drive-in diffusion.
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Application of Integral Analysis to Semi-infinite Diffusion Couple
01 Aug 2019 | | Contributor(s):: Matthew John M. Krane
Apply integral analysis to semi-infinite diffusion couple.