Automatic control 1 modeling Lesson 4 modeling Automatic

Automatic control 1. modeling Lesson 4 modeling Automatic Control by Meiling CHEN 1

Mechanical system Translational mechanical components Automatic control Rotational mechanical components spring Automatic Control by Meiling CHEN 2

Automatic control Mechanical system Translational mechanical components Rotational mechanical components J M Viscous friction (linear) B B Automatic Control by Meiling CHEN 3

Automatic control Mechanical system Translational mechanical components Rotational mechanical components Coulomb friction (nonlinear) J M Automatic Control by Meiling CHEN 4

Automatic control static friction (nonlinear) M Automatic Control by Meiling CHEN 5

Automatic control Example 1 Automatic Control by Meiling CHEN 6

Automatic control Example 2 Automatic Control by Meiling CHEN 7

Automatic control Mechanical system Gear train (1) (2) (3) no energy loss (4) Automatic Control by Meiling CHEN 8

Example 3 Automatic Control by Meiling CHEN 9

Automatic control Automatic Control by Meiling CHEN 10

Automatic control Example 4 Automatic Control by Meiling CHEN 11

Automatic control Automatic Control by Meiling CHEN 12

Armature control DC motor constant Armature circuit Field circuit Automatic Control by Meiling CHEN 13

+ - Automatic Control by Meiling CHEN 14

field control DC motor constant Armature circuit Field circuit Automatic Control by Meiling CHEN 15

Automatic Control by Meiling CHEN 16