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Motor Current Signature Analysis for Induction Motor Diagnosis & Variable Frequency Drives Workshop

"Very good for the student who has some good basic electrical motor experience ... I would recommend it to colleagues involved in condition
based maintenance analysis." — David Roy, NAVSEA

MCSA Course
COURSE OBJECTIVE:
Examine typical induction motor faults and address state-of-the-art current signature techniques for diagnosing a variety of defects. Learn relationships between current and vibration monitoring to detect the root cause of problems. Describe fundamentals of variable frequency drives.


WHO SHOULD ATTEND:
Plant managers, safety and reliability engineers, consultants, university professors, maintenance personnel, motor manufacturers and motor repair shop personnel.

Click here to download Bill Thompson's PowerPoint presentation,
"Motor Current Signature Analysis For Diagnosis Of Faults
In Induction Motor Drives," used in the training course.

COURSE BENEFITS:
  • A hands-on understanding Motor Current Signature Analysis (MCSA)
  • The electrodynamics and construction of induction motors
  • The features of high quality motors
  • The design and operation of variable frequency drives
  • Increased confidence in fault diagnosis
"This course was informative and helpful. I would recommend it to colleagues interested in MCSA." — Alastair Monbray, Alldon
COURSE TOPICS:
  • Asset management, RBM, CBM, and condition monitoring for electrical drive systems
  • Causes and effects of: broken rotor bars, abnormal airgap eccentricity, shorted turns in stator windings, shaft/coupling misalignment, stator core vibration characteristics and problems
  • Interrelationships between current and vibration monitoring to detect the root cause (RCA) of problems
  • Fundamentals on current signature analysis
  • MCSA instrumentation
  • Current signature patterns due to faults
  • Reliable interpretation of current spectra
  • Effect of motor design, load, and drive train
  • Prediction of fault severity: reliability and limitations
  • Case histories from a range of industries
  • MCSA products: operation, strengths, and limitations
  • Diagnosis of mechanical problems via MCSA
  • Signal processing concepts and issues

"This was very useful ... The information is technical, which is good. Good application ... Good starting knowledge to apply MCSA in the workplace."
Matthew St. Pierre, Portsmouth Naval Shipyard

MCSA Course
Hands-on exercises will be conducted on the Machinery Fault Simulator (MFS) to demonstrate typical motor faults and to examine the issues surrounding vibration analysis versus motor current signature analysis. Typical motor faults will include unbalanced rotor, bowed rotor, broken rotor bars, shorted turns in low voltage stator windings, air gap eccentricity, and bearing defects under various loading conditions.

The instruction is performed in a classroom setting with workstations arranged for conducting controlled exercises. Each workstation consists of a MFS with a variety of fault kits, an 8-channel data acquisition system with a PC, software for simulating signal processing concepts, training and data analysis software, fully wired sensors, and necessary accessories such as tachometer, strobe, etc. All the PCs are networked for open exchange of data and enhanced discussion. Tape recorded faults from case histories will be included.

"The elementary concepts together with the advanced ones were really valuable. The demonstrations were important and illustrative."
Erik Bonaldi, Federal University of Engineering, Brazil

COURSE LENGTH:3½-day course (8:00 AM to 5:00 PM)
COURSE FEE:$1,595.00 thereafter
COURSE DATES:to be announced
COURSE LOCATION:Richmond, Virginia USA
INSTRUCTORS:Bill Thomson of EM Diagnostics Ltd., a recognized world leader in motor diagnostics
PROFILE :Bill Thomson is a recognized world leader in condition monitoring and diagnostics of electrical drives. He is a registered Chartered Engineer, a Fellow of the IEE, and a Senior Member of the IEEE. He commenced his career as an electrician (1961) and can relate to the industrial world at all levels. He has 40 years of experience in installation, testing, design & monitoring of induction motors. He has published over 60 papers on condition monitoring for Induction motor drives. He introduced MCSA into industry in the 1980s which led to the development of Motormonitor. For the past 18 years he has been an expert consultant to industry on MCSA & Vibration Analysis.
CONTACT
INFORMATION:
Suri Ganeriwala, info@spectraquest.com, Phone: 804-261-3300, Fax: 804-261-3303, www.spectraquest.com

Contact us for more details

 


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