where g=9.8 m/s, mc is the cart's mass, m is the mass of the pole, I is the half length of the pole, and u is the applied force. a) b) Find a linearized state equation if the desired equilibrium value for each state is zero. Find a linearized state equation if it is desired to position the pendulum at a 45°.

Electric Motor Control
10th Edition
ISBN:9781133702818
Author:Herman
Publisher:Herman
Chapter3: Magnetic Starters
Section: Chapter Questions
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Problem 2.
Consider the inverted pendulum on a cart given in Figure 1.
mg sine
me
Figure 1. Inverted pendulum schematic.
The state variables for this system can be defined to be: x, (t) = 0(t), x, (t) = 0(t). Assume that the
equation of motion for the pendulum can be written as follows:
x2
cos (x,)
g sin (x,)
m cos (x,)
m_+m
4
4
(x),
m cos
3
m. +m
m. +m
Transcribed Image Text:Problem 2. Consider the inverted pendulum on a cart given in Figure 1. mg sine me Figure 1. Inverted pendulum schematic. The state variables for this system can be defined to be: x, (t) = 0(t), x, (t) = 0(t). Assume that the equation of motion for the pendulum can be written as follows: x2 cos (x,) g sin (x,) m cos (x,) m_+m 4 4 (x), m cos 3 m. +m m. +m
where g=9.8 m/s, mc is the cart's mass, m is the mass of the pole, I is the half length of the pole, and u is
the applied force.
a)
b)
Find a linearized state equation if the desired equilibrium value for each state is zero.
Find a linearized state equation if it is desired to position the pendulum at a 45°.
Transcribed Image Text:where g=9.8 m/s, mc is the cart's mass, m is the mass of the pole, I is the half length of the pole, and u is the applied force. a) b) Find a linearized state equation if the desired equilibrium value for each state is zero. Find a linearized state equation if it is desired to position the pendulum at a 45°.
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