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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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