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.
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.
Heat Transfer, Cost Modeling and Process Selection
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.
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.
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.
Plate Glass Casting
Viscous flow of two layers down an inclined plane to model floating liquid glass on liquid tin.
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.
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.
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.
During iron oxidation, calculate the oxide layer thickness over time, and compare to the case with 1% titanium added.
Finite Differences in Heat Conduction
Calculate computational work required to model heat conduction using finite differences with explicit timestepping.
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.
Radiation in facing Target Sputtering
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.
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.
Tank Drainage Through a Rising Tube
Calculate pressures and velocities in a water tank draining through a tube which rises slightly after exit.
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.
Multicomponent Evaporation II: Evaporation of Alloying Elements from Titanium
Evaluate effects of differential evaporation of titanium and its alloying elements aluminum and vanadium on electron beam melting and evaporation processes.
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.
Drive-in Diffusion of Semiconductor Dopant
Sketch concentration profiles and calculate depth vs. time of n-type layer growing by drive-in diffusion.
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.