View
214
Download
1
Tags:
Embed Size (px)
Citation preview
Engineering Control Engineering Control SystemsSystems
byby
Jeff Rhoads and Terry BallingerJeff Rhoads and Terry Ballinger
MST @ MSUMST @ MSU20062006
OutlineOutline
The Fundamentals of ControlThe Fundamentals of Control
Open-Loop ControlOpen-Loop Control
Closed-Loop ControlClosed-Loop Control
Case Studies in ControlCase Studies in Control
Today’s Activity Today’s Activity
The Fundamentals of ControlThe Fundamentals of Control
Control System – A mechanical or electrical Control System – A mechanical or electrical system that is used to maintain a desired system that is used to maintain a desired output.output.
The Fundamentals of ControlThe Fundamentals of Control
Open-Loop ControlOpen-Loop Control A control system where the system’s input is A control system where the system’s input is
independent of the system’s output.independent of the system’s output.
Closed-Loop ControlClosed-Loop Control A control system where the system’s input is A control system where the system’s input is
partially dependent on the system’s output.partially dependent on the system’s output.
Open-Loop ControlOpen-Loop Control
Controller Plant OutputInput
Open-Loop ControlOpen-Loop Control A control system where the system’s input is A control system where the system’s input is
independent of the system’s output.independent of the system’s output.
Open-Loop ControlOpen-Loop Control
Examples:Examples: Antiquated artilleryAntiquated artillery Throwing a ball at a targetThrowing a ball at a target Stove top burnerStove top burner
Closed-Loop ControlClosed-Loop Control
Closed-Loop ControlClosed-Loop Control A control system where the system input is A control system where the system input is
partially dependent on the system’s output.partially dependent on the system’s output.
Controller Plant OutputInput
Sensor
Closed-Loop ControlClosed-Loop Control
Examples:Examples: Household Heating Household Heating
and Air Conditioningand Air Conditioning Cruise ControlCruise Control Guidance SystemsGuidance Systems RoboticsRobotics
Case Studies in ControlCase Studies in Control
The Double Inverted PendulumThe Double Inverted Pendulum
Case Studies in ControlCase Studies in Control
The Triple Inverted PendulumThe Triple Inverted Pendulum
Today’s ActivityToday’s Activity
Using open-loop control theory, with your Using open-loop control theory, with your catapult or slingshot hit a series of targets catapult or slingshot hit a series of targets at a specified distances.at a specified distances.
Employ rulers and protractors to ensure Employ rulers and protractors to ensure proper calibration.proper calibration.
The group which strikes the targets with The group which strikes the targets with the highest accuracy wins.the highest accuracy wins.