Compressors and their Drivers

Course length:

3 Days



Course dates

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  • This 3-day course provides an overview of compressors, their drivers and auxiliary systems.
  • Optimize your condition based equipment reliability program
  • Maximize plant production and reliability, confirm OEM performance guarantees and optimize equipment utilization
  • The people attending the course should be technical personnel interested in better understanding turbomachinery (operators, engineers & technicians, reliability specialists, project engineers, equipment specialists and planning engineers).
  • For the seasoned engineer as well as those new to turbomachinery.
  • The book “Compressor Performance” along with program slides will be provided to all attendees.
  • Take advantage of this excellent opportunity to learn compressor and turbine theory and easy practical methods to maintain and troubleshoot turbomachinery.

What You Will Learn:

  • How a compressor works: basic compressor aerodynamics and thermodynamics
  • Considerations for purchasing new compressors
  • Best practices for operating and maintaining a compressor
  • Condition monitoring
  • Case studies & troubleshooting problems
  • Maximizing utilization

Course Outline:

  1. Compressor Aerodynamics Introduction to Turbocompressors: Aerodynamic Components: Compressor Characteristics: Compressor Design & Construction: Compressor Performance: Equipment Selection:
  2. Turbomachinery Hardware and Auxiliary Systems: Maintenance & Operation, Bearings, Seals Shaft Ends Seals:. Journal and Thrust Bearings: Vibration: Balance: Rotor Design, Rotordynamics & Rotor Stability: Design & Analysis: Couplings: Lube & Seal Oil Systems:
  3. Steam Turbines Introduction to Steam Turbines: Casing & Rotors: Auxiliary Systems:
  4. General Driver Selection: Compressor & Turbine Performance Evaluation & Troubleshooting: Case Studies: Compressor and Turbine Operation:


Ron Stewart is currently Director, Technology Flexware, Inc., Grapeville, PA, USA where he assists with software development, does application engineering for rerates, and assists with sales, service calls & marketing. Mr. Stewart developed the original GasFlex® gas properties software which is the calculation engine for Flex Live® software. Extensive worldwide sales and service career to global engineering firms and energy companies. Strong knowledge of complex turbomachinery systems (centrifugal gas compressors, axial air compressors, mechanical drive steam turbines, steam turbine generators & hot gas expanders) and how they integrate into end user’s systems. Ronald Stewart received a Bachelor of Science – Marine Engineering at The University of Michigan – Ann Arbor, MI, USA in 1964.


REGISTRATION: There is no obligation or payment required to enter the Registration for an actively scheduled course. We understand that you may need approvals but please register as early as possible or contact us so we know of your interest in this course offering.

SCHEDULING: If this course is not on the current schedule of open enrollment courses and you are interested in attending this or another course as an open enrollment, please contact us at (410)956-8805 or Please indicate the course name, number of students who wish to participate. and a preferred time frame. ATI typically schedules open enrollment courses with a 3-5 month lead-time. To express your interest in an open enrollment course not on our current schedule, please email us at

For on-site pricing, you can use the request an on-site quote form, call us at (410)956-8805, or email us at