| TOPIC |
LINKS (class notes, etc.) |
| Excel |
Format for Excel problem submission
Basic Excel How-To's (word description)
Excel How To's (practice demo .xlsx) |
| Assumptions |
When is air resistance totally negligible?
Two problem solving approaches |
| Observing |
The shower head that saved the Hubble Space Telescope (watched 15:40-24:30; 29:30-33:00 in class)
ICA: Artifact Box |
| Rapid Learning Cycles |
Rapid Learning Cycles Institute - presentation
Class Notes and ICA
RLC for ME328 |
| Project |
Project notes
What is a DID?
DID example |
| Power Transmission |
Bike transmission
Bicycle power curve
B&S 10 HP IC performance curve |
| Failure of materials |
Stress Analysis Outline
click here for notes from Colorado State University URL: http://www.engr.colostate.edu/~dga/mech325/handouts/failure_theories.pdf
Lulay's notes on Distortion Energy |
| Stress concentraion |
Images from web
Bobcat Stress Concentration
ICA: shaft shoulders |
| Hertzian Contact |
ME304 point loading (St. Venant's)
Close-up of point load, FEA
Contact Stress images
Hertzian contact stress calculator
Stress-Spheres
Stress-Cylinders
Hertzian fatigue failure - expensive
Bearings and gears
Baseball deformation |
| Impact Energy |
Quasi-static v. dynamic processes
S20 Drop test
F 35
SpaceX Falcon Heavy
A380 Landing suspension |
| Vibrations |
Vibration handout
Baseball hitting bat (6 min)
Vortex sheading (the real cause of Tacoma Narrows oscillation) (3:45min)
Tacoma Narrows (1:50)
Aeolian Harp in SF
2nd mode cantilever beam
Incense Burner (also called a thurible or censer)
Wine Glass - time warp (4 min)
Bach Toccata and Fugue in D
Wine glass with water (1.5 min)
2020 Mac Pro (fan noise: 1:30-3:05)
Overtones, square wave (1 min)
youtube: overtone chant (2 min)
Applet
Oldie but very Goodie -Fourier Series (3 min)
Frequency analysis for troubleshooting (5 min)
Guitar overtones (7 min)
Slow motion string vibration) first 10 seconds is enough
Music - good vibrations (6 min)
Dan Russel's Penn State web page (really cool stuff, music, bats, vibration demo's
Bending frequencies of beams
|
| Fatigue |
railroad axle history
World War II
Flight 243 detailed report
3 Stages of Fatigue
Fractures-SEM
Two examples
Fatigue - Derivation of S-N relationship (Lulay's notes)
Cast Iron
Fatigue with plastic deformation around stress concentration
Cold Expansion of Holes
Shot peening |
| Fasteners |
Single vs. "double thread" for power screws (generally, not fasteners).
Bolt stress FEA
Stress Concentration: load-transfer holes
JOINTS in GENERAL:
Introduction/overview
SHEAR JOINTS:
Fastened shear joints
calculator
TENSION JOINTS:
Flange joints (tension)
Fasteners notes
Fastener, example problem
Fasteners - fatigue notes
MISC:
Other notes on fasteners
Ferry boat bolt information
Wedge lock washers, youtube 'review'
|
| Shafts |
Flexible shaft coupling (avoiding over-constraint) |
| |
|
Misc
|
Airplane assy
737
737 wikipedia highlights
full wikipedia 737
Game Fuel Cans |
| ICA |
What is this?
How to drill a long hole with small diameter |
| MakerSpace (SH110): |
MakerSpace information, including access training |