Lectures:
Kinematics and mechanics of electrical drives.
Warming and energetics of electrical drives.
DC drives with separately excited DC motor (permanent magnet motor), Mechanical characteristics, speed control, braking.
Structures of DC drives with Ward-Leonard rotary converter, thyristor controlled rectifiers and DC/DC converters.
Speed and current control of DC drives.
Reversible DC drives with thyristor controlled rectifiers and DC/DC converters.
Drives with serial DC motors. Mechanical characteristics, speed control, braking.
Drives with induction motors. Mechanical characteristics, braking.
Speed control of induction motors. Frequency speed scalar control.
Vector control of induction motors.
Direct torque control of induction motors.
Dimensioning of induction motors at frequency control.
Softstart of induction motors.
Drives with synchronous motors. Mechanical characteristics, vector control.
Drives with electronically commutated (EC) motors. Drives with stepping motors.
Drives with switched reluctance motors.
Electric drives in cars. Future of electric drives.
Exercises:
The safety for working in laboratories, content of exercises, conditions for credits. Examples from mechanics of electrical drives.
Examples from mechanics and kinematics of electrical drives.
Examples of warming and dimensioning of uncontrolled electrical drives.
Examples of drives with DC motors - motor state.
Examples of drives with DC motors - breaking.
Structures of DC drives with thyristor controlled rectifiers.
TEST No.1. Setting of laboratory work No.1.
Laboratory work No.1.
Examples of frequency control of induction motor.
Examples of induction motor dimensioning at frequency control.
Examples of frequency converter dimensioning at frequency control of induction motor.
TEST No.2. Setting of laboratory work No.2.
Laboratory work No.2.
Repetition, consultations, repair of the control tests, the replacement of the laboratory exercises.
Laboratories:
Measurement of electromechanical transient processes using DC drive
Behaviour of electrical drive with induction motor fed by a frequency convertor
Projects:
Results of laboratory work processing: (10 hours)
1-Measurement of electromechanical transient processes using DC drive
2-Behaviour of electrical drive with induction motor fed by a frequency convertor
Dimensioning of drives (motors and convertors) (10 hours)
Kinematics and mechanics of electrical drives.
Warming and energetics of electrical drives.
DC drives with separately excited DC motor (permanent magnet motor), Mechanical characteristics, speed control, braking.
Structures of DC drives with Ward-Leonard rotary converter, thyristor controlled rectifiers and DC/DC converters.
Speed and current control of DC drives.
Reversible DC drives with thyristor controlled rectifiers and DC/DC converters.
Drives with serial DC motors. Mechanical characteristics, speed control, braking.
Drives with induction motors. Mechanical characteristics, braking.
Speed control of induction motors. Frequency speed scalar control.
Vector control of induction motors.
Direct torque control of induction motors.
Dimensioning of induction motors at frequency control.
Softstart of induction motors.
Drives with synchronous motors. Mechanical characteristics, vector control.
Drives with electronically commutated (EC) motors. Drives with stepping motors.
Drives with switched reluctance motors.
Electric drives in cars. Future of electric drives.
Exercises:
The safety for working in laboratories, content of exercises, conditions for credits. Examples from mechanics of electrical drives.
Examples from mechanics and kinematics of electrical drives.
Examples of warming and dimensioning of uncontrolled electrical drives.
Examples of drives with DC motors - motor state.
Examples of drives with DC motors - breaking.
Structures of DC drives with thyristor controlled rectifiers.
TEST No.1. Setting of laboratory work No.1.
Laboratory work No.1.
Examples of frequency control of induction motor.
Examples of induction motor dimensioning at frequency control.
Examples of frequency converter dimensioning at frequency control of induction motor.
TEST No.2. Setting of laboratory work No.2.
Laboratory work No.2.
Repetition, consultations, repair of the control tests, the replacement of the laboratory exercises.
Laboratories:
Measurement of electromechanical transient processes using DC drive
Behaviour of electrical drive with induction motor fed by a frequency convertor
Projects:
Results of laboratory work processing: (10 hours)
1-Measurement of electromechanical transient processes using DC drive
2-Behaviour of electrical drive with induction motor fed by a frequency convertor
Dimensioning of drives (motors and convertors) (10 hours)