/  Variable Frequency Drives
Pay Attention Please ! The course location "Zurich Marriott" is subject to availability . We may change the course location if there is no availability and we will let you know about the location changing directly if it changes. The exact course time will be clear before one week prior to course start date and it might be changed at anytime.
BMC Training provides on 21 Jun 2020 Variable Frequency Drives course [Electrical and Power Engineering Training] in Zurich,Switzerland
Course Description
The objective of this VFD training course is to build confidence in the student by providing him/her with useful information and practical hands-on exercises
that demonstrate the relevance of the course material.
Course Objective
This course is designed to enable participants to:
  • Properly Matching A Drive to A Machine
  • Choosing the Correct Motor
  • Choosing the Best Type of Variable Frequency Drive (VFD)
  • Identify & Correct Drive System Problems
  • Identify & Test Major Drive Components
  • Perform Start-Up of an AC Drive
  • Program & Adjust the Drive for Desired Operation
Course Outline
INTRODUCTION
  • Evolution of VFD Control
  • Modern Types of Variable Frequency Drives (VFD)
MECHANICAL THEORY
  • Horsepower Defined
  • Torque Defined
  • Example Horsepower and Torque Calculations
  • Common Types of Mechanical Loads
  • Characteristics of Variable Torque and Constant Torque Loads
BASIC VFD ELECTRICITY THEORY
  • Electrical/Hydraulic Circuit Analogy
  • Resistance, Voltage, and Current Defined
INTRODUCTION TO AC MOTORS
  • Examination of Motor Nameplates and NEMA Designations
  • Locked Rotor Current and Full Load Current
  • Anatomy of a Motor
  • Magnetic Poles and Frequency as Related to Motor Speed
  • Torque Characteristics Motors Operated “Across-the-Line”
  • Torque Characteristics of Motors Operated on VFDs
  • Effects VFDs on Motor Operation and Life Expectancy
PWM AC VFDs
  • Common Types of PWM Drives
  • Examination of the Main Power Circuit
  • Electronic Component Identification
  • The PWM Wave Form
  • Voltage and Frequency Relationships and Effects on Motor Performance
  • Control of Drive System Torque and Horsepower Output
  • Torque Output Comparisons of AC Drives VS. Conventional Means of Speed Control
  • Standing Wave (Reflective Wave) Phenomena on Motor Cables
  • Disassembly of an AC Drive
  • Component Identification
  • Various Designs of Drives
  • Reassemble, Test, Start-Up of AC Drive With Proper Techniques
  • Hands-On Programming and Operation of an AC Drive and Motor
  • Adjust Minimum and Maximum Speed
  • Reset Drive to Factory Defaults
  • Adjusting Torque Output
  • General Drive Programming
  • Methods of Speed and Torque Control
VFD Applications
  • Methods of Proper Drive Selection
  • Multi-Motor Drive Systems With Example Problem
  • Using VFDs to Eliminate Geared Speed Reducers
  • Effects of AC Drives on Geared Speed Reducers
  • Replacing Mechanical Speed Changers With VFDs
CONCLUSION AND SUMMARY


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Course Details
  • Code EPE70
  • TIME    08:00 AM - 11:15 AM
  • DATE    Jun 21 2020 - Jun 25 2020
  • Zurich , Zurich Marriott
  • +44 2087206971
  • Support@bmc.net

Fees Per Person

8200 GBP + VAT
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