Mechanical Engineering
Use System Modeler to model and simulate dynamics problems including mechanisms and machinery with kinematic, dynamic, and thermal behaviors. Study and solve vibration problems.
Tennis Racket Theorem (Dzhanibekov Effect)
The tennis racket theorem or the Dzhanibekov effect states that for a rigid body with three unique moments of inertia, rotation about the intermediate axis is unstable, while rotation about the other two axes is stable. You can see this theorem in action in this wing nut example.
Room Heating
Ever wondered what the power rating of the radiator in your house should be, or how the ambient conditions affect your room temperature? This example will model all the components of a house and combine them to see how your room temperature changes with ambient temperature fluctuations.
Control Indoor Air Quality for Room Comfort
It is often noted that CO2 causes global warming, but keeping track of CO2 concentrations is also an important aspect of preserving indoor air quality. This example shows how you can control the concentration of CO2 in a room and subsequently check if climate change puts more pressure on the ventilation system.
Dynamics: Design a Cell Phone Camera Stabilizer
Have you ever been annoyed by watching shaky footage taken by your cell phone? In that case, you might have thought about using a gimbal or a camera stabilizer. Ever wondered how they work? In this example, you will understand the dynamics behind them and design your own camera stabilizer.
Vibrations: Understand the Dynamics of a Washing Machine
Do you find it surprising that your washing machine starts to vibrate vigorously at a certain rotational speed? Why does this happen, and what can you do to avoid it? In this example, we will analyze the cause of these vibrations and tweak certain parameters to see if they can be minimized.
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