Motors and Variable Speed Drives
Nov 29 - 30, 2021 /
Course Code: 12-1101-ONL21
This course is held online over 2 days on the following schedule (All times in Eastern Time Zone):
10:00 am to 6:00 pm Eastern
Ontario Water Wastewater Certification Office
This course has met the requirements under O. Reg. 128/04 as Director Approved Continuing Education.
After participating in this course, you will be able to:
- Learn about the various types of motors, variable-speed drives, and their protection requirements
- Understand the full regenerative drive and active front end
- Select the proper drive control for the application: scalar drives; vector drives-field orientation drives; active front end drives
- Understand the four-quadrant operation of the drives pending on the application requirements
- Select proper control for the application
- Select proper power convertor for multiple quadrant operations
Variable speed drives (VSD's) have become an essential part of our life today. They are used in pumps, fans, compressors, heat pumps in homes, and process lines in industry. This course is a MUST for anyone who is involved in the selection, applications, or maintenance of motors and variable speed drives.
This course provides the latest in technology. It covers how modern motors and variable speed drives operate and the various options available. It also provides guidelines and rules that must be followed for a successful application.
- DC and AC motor fundamentals
- DC and AC variable speed drive fundamentals
- Applications for fixed and variable speed drives
- Drive system selection criteria
- Drive system power line effects
- Motor and drive system installation and maintenance aspects
- Drive system application workshop
Who Should Attend
Manufacturing, Plant Engineering and Purchasing Personnel • Manufacturing Plant Maintenance Personnel • Consulting Engineers • Drives, Motor Designers and Manufacturers • Electrical Technicians who have to maintain the setup of the Electrical Drives
Time: 10:00 AM - 6:00 PM Eastern Time
Please note: You can check other time zones here.
10:00 am Session begins
There will be a one-hour lunch break in addition to refreshment and networking break during the morning and afternoon.
Welcome, Introduction, Course Preview, Learning Outcomes and the Assessment Method
DC and AC Motor Fundamentals
- A review of motor fundamentals: DC Motors And Permanent Magnet DC Motors, Special High Speed Motors, Rotating Field Concept, Induction Motor Squirrel Cage; Wound Rotor and
Synchronous Motors as well as Permanent Magnet Motors
DC and AC Variable Speed Drive Fundamentals
- DC Power Converters, Choppers and Rectifiers,
- DC Drive Close Loop Control Setup and Tuning
- AC Drive Power Structure, Full REGEN DRIVE and ACTIVE FRONT END
- Voltage SCALAR DRIVES, and Current Invertors
- SENSOR AND SENSORLESS VECTOR DRIVE
- DIRECT TORQUE CONTROL DRIVES and ACCELERATED VECTOR DRIVES
- MEDIUM VOLTAGE DRIVES and Applications
- Motion Control and TUNING System Requirements
- DC Injection Braking
- PWM; Amplitude and Fixed Modulation
Applications for Fixed and Variable Speed Drives
- Details of many different motor and drive applications
- SOFT STARTERS
- Limitation of SCALAR DRIVES
- Typical Application for VECTOR DRIVES
- Typical Ap[placation for FIELD ORIENTED DRIVES
- Filters and FERANTI EFFECT
Drive System Selection Criteria
- DRIVES POWER SIZING –Example of Complex Application
- Typical short fall when selecting the Drive Type
Drive System Power Line Effects
- Power factor – what effects will the new system have on the rest of the plant
- Harmonics – what are they, and how will they affect you
- Harmonics Mitigation and FFT Study
- Special requirements for Transformers; Circuit Breakers and Cables for Large Drives
Motor and Drive System Installation and Maintenance Aspects
- What special installation efforts are required to ensure a successful application?
- What are the typical motor and drive system failures
- Root Cause Investigation
- What routine maintenance should be followed?
- The Importance of Grounding
- Internal and External Motor Drive Protection
Drive System Application Workshop
- Go through a drive selection process to apply a drive system. This will reinforce all the Course material and can be directly applied back at your plant
Questions and Answers and Feedback to Participants on Achievement of Learning Outcomes
Dr. Eduard Loiczli is a Senior Electrical Engineer with over 30 years’ experience in motors and drives. His most outstanding contributions are related to the development of a High Speed Magnetic Levitation System; Vector Control System for Streetcars and Subways; and Medium Voltage 4.16Kv Drive for up to 4.5MW Induction Motor.
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Fee & Credits
$1295 + taxes
- 1.4 Continuing Education Units (CEUs)
- 14 Professional Development Hours (PDHs)
- ECAA Annual Professional Development Points
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