11 — Electrical & Electronics
AC Servomotor Torque Characteristics Test Set-Up
Set-up for determining the torque-speed characteristics of a two-phase AC servomotor at varying control-winding voltages. Illustrates the near-linear characteristics that make AC servomotors suitable for low-power feedback control applications.
01 — Same Laboratory
More in Control Systems
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170
Synchro Transmitter-Receiver Set
Paired synchro transmitter and receiver units for demonstrating remote angular position transmission and error-signal generation. A standard control systems laboratory experiment on synchros used as position sensors and error detectors in servo systems.
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171
Potentiometer as Error Detector
Set-up using a pair of potentiometers to generate an error voltage proportional to the difference between reference and output shaft positions. Teaches the principle of error detection, a fundamental building block of closed-loop position control systems.
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172
DC Servomotor Torque Characteristics Test Set-Up
Bench set-up for measuring the torque-speed characteristics of a DC servomotor at different armature voltages. Used in control systems laboratories to establish motor transfer-function parameters and understand servo drive behaviour.
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174
Analog PID Controller Set-Up
Op-amp based analog controller set-up in which proportional, integral, and derivative actions can be configured individually or in combination. Allows students to observe the effect of each control action on the step response of a simulated process.
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175
Digital PID Controller Test Set-Up
Microprocessor-based PID controller test set-up with adjustable gain, integral, and derivative settings applied to a simulated or real process. Teaches digital implementation of PID control, tuning methods, and comparison of closed-loop responses.
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176
Compensation Test Set-Up (Lag / Lead / Lag-Lead)
Set-up for studying lag, lead, and lag-lead compensation networks and their effect on the frequency and transient response of a control system. Enables measurement of magnitude and phase characteristics for compensator design exercises.
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177
Basic Open-Loop Control System Test Set-Up
Demonstration set-up of an open-loop control configuration in which the output is not fed back to the input. Used to show the limitations of open-loop operation, such as sensitivity to disturbances and parameter variations, as a foundation for feedback control study.
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178
Basic Closed-Loop Control System Test Set-Up
Set-up demonstrating a negative-feedback closed-loop control system, with measurable reference, error, and output signals. Teaches the effect of feedback on accuracy, disturbance rejection, and stability compared with open-loop operation.
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179
Feed-Forward Control System Test Set-Up
Set-up illustrating feed-forward control, in which measured disturbances are compensated before they affect the process output. Allows comparison of feed-forward, feedback, and combined control strategies on the same plant.
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180
AC Position Control System Test Set-Up
Closed-loop angular position control system built around an AC servomotor with synchro or potentiometric feedback. Students study transient response, steady-state error, and the effect of gain on the performance of an AC servomechanism.
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181
DC Position Control System Test Set-Up
Closed-loop position control set-up using a DC servomotor with position feedback, allowing adjustment of loop gain and observation of the resulting response. A standard experiment for studying second-order system behaviour, overshoot, and settling time.
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182
Tachogenerator
DC or AC tachogenerator with mounting and readout for converting shaft speed into a proportional voltage. Used as the feedback element in speed-control and servo experiments.
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