Course detail

Electrical Controlled Drives

FEKT-LERPAcad. year: 2010/2011

D.C. controlled drives, review and classification. D.C. drives with thyristor converters, speed control, adaptive control, computer control. Combined control of the speed by armature and field control. Drives with a torque - reversation, two converters' systems with its control. Drives with brushless D.C. motors. Position controlled servodrives. Multimotor's drives and drives of assembly lines.

Language of instruction

Czech

Number of ECTS credits

7

Mode of study

Not applicable.

Guarantor

prof. Ing. Jiří Skalický, CSc.

Department

Department of Power Electrical and Electronic Engineering (UVEE)

Learning outcomes of the course unit

To learn engineering methods of analysis and synthesis of controlled circuits of electrical drives, to get knowledge of function and application of electrical controlled drives.

Prerequisites

The subject knowledge on the Bachelor´s degree level is requested.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations.

Assesment methods and criteria linked to learning outcomes

Individual project
Written and oral examination

Course curriculum

Kinematics and dynamics of drives
DC drives fed by thyristors, transistors, current control, speed control, field weakening
Brushless DC drives, control structure
Induction motor drives, frequency converters, scalar and vector control
Permanent magnet synchronous motor drives, vector control
Stepping motor drives and switch reluctance motor drives

Work placements

Not applicable.

Aims

To ecquaint students with d.c. controlled drives and with brushless d.c. motors. To learn of regulator's design for electrical drives, to give a suitable dimensions of power parts. To meet industrial applications.

Specification of controlled education, way of implementation and compensation for absences

Computer laboratory

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

Skalický, J.: El. regulované pohony, skripta FEKT,2007

Recommended reading

Caha, Černý: Elektrické pohony, SNTL, 1990

Classification of course in study plans

  • Programme EEKR-ML Master's

    branch ML-SVE , 1 year of study, summer semester, compulsory

  • Programme EEKR-CZV lifelong learning

    branch EE-FLE , 1 year of study, summer semester, compulsory

Type of course unit

 

Lecture

39 hod., optionally

Teacher / Lecturer

prof. Ing. Jiří Skalický, CSc.

Syllabus

Current control of thyristor supplied D.C drives
Speed control by armature voltage, analogue and digital
Speed control by field, combined control
Drives with torque-reversation
Servodrives with transistor converters
Principles of control of switch-mode converters, power circuit connection
Control circuits of transistor converters
Brushless D.C. motor, principle, construction
Transistor converter for brushless D.C. motor
Control structures of a drive with a brushless D.C. motor
Position controlled servodrives
Principles of position control, position sensors, control structures
Multimotor drives and hoist drives

Fundamentals seminar

13 hod., optionally

Teacher / Lecturer

prof. Ing. Jiří Skalický, CSc.

Exercise in computer lab

18 hod., compulsory

Teacher / Lecturer

prof. Ing. Jiří Skalický, CSc.

Syllabus

Mathematical model of a D.C. motor
Design and simulation of a current control loop
Simulation of a current control loop with a discontinuopus current
Design of a speed controller and simulation of a speed closed loop with a subordinate current closed loop
Simulation of a speed control with a current limit
Design of a digital speed controller
Simulation of a D.C. drive controlled by field
Simulation of a drive with a combined control in the armature and in the field
Model of a brushless D.C. motor

Laboratory exercise

8 hod., compulsory

Teacher / Lecturer

prof. Ing. Jiří Skalický, CSc.

Syllabus

Measurements of static characteristics of a D.C. reversible drives
Measurements of dynamic characteristics of a D.C. reversible drives
Measurements of a drive with combined control both in the armature and in the field windings
Measurements of a frequency bandwidth and a step response