Moment of Inertia Transfer

In summary, the conversation discusses the integration of a clutch model in a simulation, where two different equations are used for when the clutch is locked or slipping. The main question is how the moment of inertia is transferred between two rotating bodies in contact with each other, particularly in terms of friction and rotational kinetic energy. The concept of conservation of angular momentum is also mentioned.
  • #1

ZachGriffin

20
0
Hi Guys,

I've written a clutch model for my simulation based off a few papers I've read which basically deal with it as a state machine; that is there are two separate equations to integrate the motion when it is either locked or slipping. I'm interested to find out if this can be dealt with in the same equations of motion regardless of which state the clutch is in.

Currently when the clutch is slipping I integrate the input and output shafts separately with torque transferred between them based of the friction capacity of the clutch material. When it is locked, I integrate them as one system.

My main question revolves around how the moment of inertia is transferred between two rotating bodies that are in contact with each other. I'm assuming that as friction between the bodies increases, a quantity of inertia is both lost and gained from one another? Are there any formulae that deal with this situation? Let me know if that's clear
 
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  • #3
The moment of inertia (MOI) is a characteristic of a solid body, just like mass is in linear motion. You might mean angular momentum, which is MOI times the angular rotation rate (radians per second). Conservation of angular momentum is the rotational equivalent of conservation of (linear) momentum.

Bob S
 

1. What is moment of inertia transfer?

Moment of inertia transfer is a physical concept that describes the distribution of mass in an object and how it affects its rotational motion. It is a measure of an object's resistance to changes in its rotational velocity.

2. How is moment of inertia transfer calculated?

Moment of inertia transfer can be calculated by multiplying the mass of each particle in an object by its respective distance from the axis of rotation squared, and then summing all of these values together.

3. Why is moment of inertia transfer important?

Moment of inertia transfer is important because it helps us understand how different objects will behave when subjected to rotational forces. It also plays a crucial role in the design and operation of many mechanical systems, such as engines, turbines, and flywheels.

4. How does moment of inertia transfer affect an object's rotational motion?

The moment of inertia transfer affects an object's rotational motion by determining how much torque is needed to change its rotational velocity. Objects with larger moment of inertia transfer will require more torque to change their rotational motion compared to objects with smaller moment of inertia transfer.

5. Can moment of inertia transfer be changed?

Yes, moment of inertia transfer can be changed by altering the distribution of mass in an object. For example, if an object's mass is moved further away from the axis of rotation, its moment of inertia transfer will increase. This can be useful in optimizing the performance of certain mechanical systems.

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