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 Expert  716622

Expert in AC Motor Drives, Electric Machinery, Power Electronics for Motor Drives

Available for your Consulting and Expert Witness Needs

Wisconsin (WI)
Education Work History Career AccomplishmentsPublicationsConsulting Services Expert Witness

Summary of Expertise: Listed with other top experts in: 
ELECTRICAL MACHINERY DESIGN, MODELING & CONTROL. Expert has spent his career working with electrical machines and the associated aspects of design, transient behavior, applications, modeling, control, and analysis.

ALTERNATING-CURRENT (AC) MOTOR DRIVES; AC VARIABLE-FREQUENCY. Expert has extensive experience in the analysis and design of AC variable frequency motor drives. He is particularly concerned with the performance of AC motors when used with variable frequency power electronic equipment including steady-state and transient behavior motor control issues such as field orientation and the design of such machines. He is interested in aspects such as vector control, torque pulsations, maximum efficiency control, harmonics, and heating.

INDUCTION MOTOR; PERMANENT MAGNET; SYNCHRONOUS MOTOR; RELUCTANCE MOTOR. Expert's expertise with AC motors includes induction motors, permanent magnet motors, synchronous reluctance motors, and switched reluctance motors. He is also knowledgeable in the areas of AC synchronous generators and AC induction generators.

During his employment with General Electric, Expert worked on state of the art AC motor drives for applications ranging from transit cars to excavators.


alternating-current motor


alternating-current motor drive


alternating-current variable-frequency motor


electric machine


electrical machinery


electrical machinery control


electrical machinery design


electrical machinery modeling


energy-efficient electric motor


energy-efficient motor control


induction motor


motor drive


permanent magnet


reluctance motor


synchronous motor


variable frequency drive


variable reluctance motor

Show Secondary and Basic Areas of Expertise
Expert may consult nationally and internationally, and is also local to the following cities: Milwaukee, Wisconsin;  Madison, Wisconsin;  Kenosha, Wisconsin;  Racine, Wisconsin;  Rockford, Illinois;  Aurora, Illinois;  Elgin, Illinois;  Waukegan, Illinois;  Arlington Heights, Illinois;  and Schaumburg, Illinois.

Often requested
with this expert:

Motor and Generator Design and Development
Power Electronics, Motor Drives, Renewable Energy, Etc.
Design of Electric Motor, Generator, Stepper Motor, Servo...
Electric Motors, Generators, Wind Energy, Voltage...

Year   Degree   Institution  
1968   PhD   Expert's University-Madison  
1964   MSEE   Marquette University  
1962   BSEE   Marquette University  

Work History:
Years   Employer   Department   Title  

1981 to


(Undisclosed University)


Electrical and Computer Engineering


Emeritus Professor


1969 to 1979


General Electric


Corporate R&D Center,




1959 to 1962


Allis Chalmers




Electrical Engineer Trainee


1989 to 1990


Pudue University


Electrical Engineering




Career Accomplishments:

Life Fellow - IEEE


He has won 25 Prize Paper Award He has received the IEEE IAS Outstanding Achievement Award, the IEEE PELS Newell Award for his work in motor drives and power electronics, and the Nicola Tesla Award for work in electrical machines. IEEE Medal for Power Engineering

Publications and Patents Summary

He is also the author of 650+ technical papers and has been awarded over 50 patents.

Selected Publications and Publishers  
 - Wiley  

Government Experience:
Years   Agency   Role  
2010 to   DARPA   Proposal Reviews  

Consulting Services:
Selected Consulting Examples:
  • Expert consults with an average of five companies per year.
Recent Client Requests:
  • Expert in Motor modeling and transient control.
  • Electrical motor expert for consulting on Motor Problem.
  • Expert in AC motor failure forensics to write report with conculsions on why motor failed.
  • Custom control engineering for H Bridge expert for consulting on H-Bridge Circuit Troubleshooting.
  • Expert in Induction Motors (1-500 HP) for energy conservation standards.
  • Expert in Nola technology.
Click the green button above to contact Expert for a free initial screening call regarding your expert consulting needs.  Expert is available for consulting to corporate, legal and government clients.  Remember, your initial screening call to speak with Expert is free.

Expert Witness:
Expert Witness Experience Summary:
Expert witness on roughly 5 occasions
Recent Litigation Client Requests:
  • Expert in VFD for litigation case.
  • Variable frequency drives expert needed for consulting on variable frequency drives and oil and gas drilling rigs.
  • Motor-generator expert for consulting on synchronous AC motor-generator sets.
Click the green button above to contact Expert for a free initial screening call regarding expert testimony, litigation consulting and support, forensic services, or any related expert witness services.  A few litigation needs include product liability, personal injury, economic loss, intellectual property (patent, trademark, trade secret, copyright), and insurance matters.  Remember, your initial screening call to speak with Expert is free.

Additional Skills and Services:

He has served as an IEEE Distinguished Lecturer for both the IEEE Power Engineering Society and the IEEE Industrial Applications Society.

Supplier and Vendor Location and Selection

Expert has vendor knowledge of Electric Motors, Power Converters, Inverters.

He has access to printed materials and personal contacts.


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