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Tutorials
Monday June 19, 2017
Stator Winding Partial Discharge Theory - Howard Sedding
8:00 am - Noon
Introduction to Stator Winding Partial Discharge Interpretation - Howard Sedding 1:00 pm - 5:00 pm
Condition Based Maintenance of Turbo-Generators - Mladen Sasic
8:00 am - 5:00 pm
Thursday June 22, 2017
Advanced Stator Winding Partial Discharge Interpretation - Greg Stone
8:00 am - 4:00 pm
Vibration and Airgap Monitoring of Hydrogenerators - John Letal / Ozren Husnjak
8:00 am - 4:00 pm
7:00 am Conference Registration
7:00 am - 8:00 am Breakfast
20th Iris Rotating Machine Conference 2017
Orlando, FL P
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Tuesday June 20, 2017
7:00 am Conference Registration
7:00 am - 8:00 am Breakfast
Welcome 8:15 am
Session One – Hydrogenerators Session Chair: TBD 8:30 am - 12:00 noon
8:30-9:00 Investigation of a Rotor Hotspot Temperature Using Fiber Bragg Grating and Flux Measurement Mounir Essalihi, Hydro Quebec
9:00-9:30 Success Won’t Plan for Itself David Thompson, HDR Inc.
9:30 - 10:00 Pitfalls in Modern HV Electrical Machine Procurement – Case Study Mike Davis, MachineMonitor
10:00 am - 10:30 am Morning Break
10:30-11:00 Double Earth Fault in a PSP During Back to Back Launching Sequence Jean-Louis Drommi, Électricité de France
11:00-11:30 High-Voltage Insulation Aging Under Service and Laboratory Conditions Inna Kremza, Voith Hydro
11:30 – 12:00 Hydro and Turbine Machines Rotating Exciters Testing and Repair Igor Chichkin, BC Hydro
12:00 noon – 1:30 pm Lunch
3:00 pm - 3:30 pm Afternoon Break
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Keynote Speaker Dr. Ehsan Azordegan
Senior Engineer - Kinectrics
Evaluation of Ground Grid Performance: Testing and Maintenance
1:30 pm - 3:00 pm
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Conference Reception
6:00 pm – 7:30 pm
Wednesday June 21, 2017
Tuesday June 20, 2017
3:30 pm – 5:00 pm
Breakout Sessions (three in parallel) (End users only) Topics may include:
Turbo Generators – winding vibration experience, vibration sparking and rotor tooth-top cracking, experience
with global VPI stators
Motors – variable speed drive problems, winding cleaning methods, rewinds, etc.
Hydro Generators – rewind specs, polyester versus
epoxy, cleaning methods.
7:00 am - 8:30 am Conference Registration
7:30 am - 8:30 am Breakfast
Session Two – Turbo Generators Session Chair: TBD 8:30 am - 12:00 am
8:30-9:00 Time Delay Settings Help to Pinpoint Partial Discharge on a System Troy Coleman, Puget Sound Energy
9:00-9:30 Replacement of Main Electrical Generator in NPP Krško Luka Romac, Krško Nuclear Power Plant
9:30-10:00 Important Concepts on Effective Dissipation of Motor and Generator Shaft Currents Rui Fernandes, Sohre Turbomachinery
10:00 am - 10:30 am Morning Break
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Session Two - Turbo Generators (continued)
10:30-11:00 Recent Experience with Stator Rewinds of Epoxy Injected Machines Howard Moudy, National Electric Coil
11:00-11:30 Stator End Winding Designs Mike Bresney, AGT Services
11:30-12:00 Large Air Cooled Generator Loss Studies Henry Tarnecky, FM Global
12:00 noon - 1:30 pm Lunch
Session Three - Motors
1:30-2:00 PHT Rotor Retaining Ring Failure Ali Malik, Ontario Power Generation
2:00-2:30 Partial Discharge Testing – A Progress Report Howard Sedding, Iris Power
2:30-3:00 Afternoon Break
3:00-3:30 Web-based Solution of Data Integration for Predictive Maintenance of Rotating Machines Hannelore Fineman, eMaint
3:30-4:00 Rewinding of a High Voltage Machine: Technical Features and Criteria That Should Be in the Service Specifications – A Practical Case Guilherme L. Cestaro, Petrobras
Wednesday June 21, 2017
4:00 pm - 5:00 pm Iris Power Users Group Meeting
5:30 pm-7:00 pm Walk-in Clinic
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