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•This course is a Review Course for the Electric Motors section of the CEM test. It provides a detailed and in depth review of the material presented at the Five Day CEM Training Course, as well as providing supplementary materials and information that the CEM Instructors do not usually have the time to cover in the Five Day course.
•This course also provides:
   –Practice problems and examples to improve your understanding of Electric Motors; and to increase your problem solving skills.
   –A 20 question Practice Test to better prepare you for the Electric Motors section of the CEM test.

Module Objectives
  • What are electric motors
  • National use of motors by type, size, and energy use
  • Types of electric motors - DC or AC
  • DC motors, AC motors, AC induction motors
  • Motor nameplate data
  • Electrical power input to motors
  • Speeds of AC induction motors
  • Motor load factor and national data on motor load factors
  • Motor slip and slip method for finding motor load factors
  • Using motor current to find motor load factor
  • Motor efficiency and NEMA efficiency terminology
  • Motor performance curves and data
  • Power factors of motors
  • Motor power factor correction
  • Impacts of motor voltage variations on motor performance
  • Single phasing of three phase motors
  • Characteristics of high efficiency motors
  • Impact of higher speed of high efficiency motors
  • Calculating energy savings from higher efficiency motors
  • Motor retrofit savings examples
  • Motor management plans
  • Rewinding old motors
  • Motor maintenance
  • Motor operation and maintenance improvements
CEM Review Series: Electric Motors

BARNEY CAPEHART, Ph.D, C.E.M., is a professor emeritus of industrial and systems engineering at the University of Florida, Gainesville. He has broad experience in the commercial/industrial sector, having served as Director of the University of Florida Industrial Assessment Center from 1990 to 1999. He has personally conducted over 100 audits of industrial facilities and has assisted students in conducting audits of hundreds of office buildings, small businesses, government facilities, and other commercial facilities. He is the lead author for the Guide to Energy Management textbook, founding editor of the Encyclopedia of Energy Engineering and Technology, and co-author or editor of five other energy books. Dr Capehart is the creator of AEE's Five Day Training Program for Energy Managers, and has trained over 10,000 energy managers in that program.

Individual topic purchase: Selected
Association of Energy Engineers
CEU: 0.80
PDH: 8.00
AEE Re-certification: 1.60
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