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Nov. 2009 An Introduction to Permanent-Magnet

Author:
Format: CEU (CONTINUING EDUCATION)
Publication Date: 2009
Article Link: Read Article

$35.00

9977 in stock

Description

SPECIAL NOTICE: Please check each course for verification of approval before purchasing.

This test is based on the article, An Introduction to Permanent-Magnet Gearless Motors and Drive Control Systems, published in the November 2009 issue and counts as 1 Contact Hour (0.1 CEU) towards recertification. Most courses are approved by NAEC for CET/CAT and NAESAI for QEI and in the following states: Alabama, Arkansas, Colorado, Florida, Georgia, Illinois, Indiana, Kentucky, Maryland, Mississippi, Missouri, Oklahoma, Pennsylvania, Vermont, Virginia, Washington, West Virginia, Wisconsin.

Learning Objectives - After reading this article you should have learned about the:


  • Benefits of PMs: efficiency and potential regen applications
  • Difference between AC asynchronous induction and PM synchronous gearless motors
  • Similarity of commutation between DC and PM AC machines
  • Importance of synchronism
  • Encoder feedback: absolute position, resolution and technique
  • Ride quality control: why more adjustment is needed

Enrollment Procedures:


  1. If you do not already have an account on elevatorbooks.com, you will need to create one. NOTE: the name of the person purchasing must be the same name as the person who will take the exam.
  2. For articles, click the "Read Article" tab above to download and study the article. For other courses, be sure to purchase the corresponding book.
  3. Include your full name when purchasing the exam.
  4. Follow the instructions on the purchase confirmation page to log in to the Online Testing Center.
  5. If you scored 80% or above, you can immediately print your certificate of completion. If you fail the exam, you will be given instructions on how to pay a re-take fee and take the exam again.

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