Location: Florence, Italy Rotor Bearing Solutions International (RBSI) General Electric Oil and Gas Lecturers: 1. Paul Allaire, Chief Technical Officer, Rotor Bearing Solutions International (RBSI), Also, Mac Wade Chaired Professor, University of Virginia, Now Retired Long Time Director of Rotating Machinery and Controls Laboratory, Fellow ASME 2. Timothy Dimond, President, Rotor Bearing Solutions International (RBSI), Formerly Principal Scientist of University of Virginia Rotating Machinery and Controls Laboratory 3. Lorenzo Naldi, GE Oil and Gas, Florence, Italy Additional Contributors: 1. Mike Swann, General Manager, Waukesha Magnetic Bearings 2. John Nicholas, GE-Lufkin-RMT, Former Owner of Rotating Machinery Technology 3. Joy Martin, Rotating Machinery Engineer, Solar Turbines 4. Tom Smith, Turbocare (Houston, Texas) 5. Weimin Wang, Associate Professor, Beijing University of Chemical Technology 6. Jianming Cao, Director of Rotor Dynamics, RBSI 7. Simon Mushi, Director of Magnetic Bearing Technology, RBSI
Agenda Draft 1* ++++++++++++++++++++++++++++++++++++++++++++++++++++++ Day 1- Monday, May 19, 2014 8:30-9:15 Registration (On Site) 9:15 9:30 Introduction to Short Course Lorenzo Naldi, GE Oil and Gas Session 1 Introduction to Rotordynamics and Bearings I 9:30-10:00 Talk 1 Introduction to Rotordynamics Paul Allaire (Allaire s Notes -Section 1.1) 10:00-10:15 - Break Session 2 Introduction to Rotordynamics and Bearings II 10:15-10:45 Talk 2 Introduction to Rotor Dynamic (API) Vibration Specifications Tim Dimond (Allaire s Notes Section 1.3) 10:45-11:30 - Talk 3 Single Mass Flexible Rotor (Jeffcott Rotor) on Rigid Bearings Paul Allaire (Allaire s Notes Section 2.1) 11:30-12:00 noon Talk 4 - Critical Speeds, Mode Shapes, Campbell Diagrams and Unbalance Response of Compressor Rotor Tim Dimond 12-00-13:00 Lunch Session 3 Rotordynamic Modeling and Assessment 13:00-13:45 Talk 5 Case History and Lateral Rotordynamic Assessment of Large Alternator/Flywheel Rotor Tim Dimond 13:45-14:30 Talk 6 Support Flexibility Effects in Compressor Critical Speeds and Unbalance Response Tim Dimond 14:30-15:15 Talk 7 - Modeling of Geared Systems Including Bearings and Shaft Dynamics Tim Dimond 15:15-15:30 Break
Session 4 Gas Seal Effects in Rotor Dynamics 15:30-16:15- Talk 8 Stability of Jeffcott Rotor with Cross Coupled Effects - Steam Whirl, Alford Forces, Aerodynamic Excitation Paul Allaire (Allaire s Notes Section 2.4) 16:15-17:00 pm- Talk 9 Gas and Liquid Labyrinth, Honeycomb, Hole Pattern Seals Advanced Analysis Methods and Improvements Paul Allaire ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Day 2 Tuesday, May 20, 2014 Session 5 Fixed Pad Fluid Film Bearing Types and Characteristics 8:00 8:45 Talk 10 Properties of Fixed Fluid Pad Bearings Paul Allaire (Allaire s Notes Section 4.10) 8:45-9:30 Talk 11 Dynamics of Fixed Pad Fluid Bearings Paul Allaire (Allaire s Notes Section 4.11) 9:30-10:00 Talk 12 Gearbox Bearing Case Histories of Instability in Fixed Pad Bearings and Repair Tim Dimond 10:00-10:15 Break Session 6 Tilting Pad Bearings Static and Dynamic Properties 10:15-11:00 Talk 13 Tilting Pad Bearing Static Properties Paul Allaire (Allaire s Notes Section 4.12) 11:00-12:00 - Talk 14 Tilting Pad Bearing Dynamic Properties Tim Dimond 12-00-1:00 Lunch Session 7 Flexible Rotors on Tilting Pad Bearing Fluid Film Bearings 13:00-13:45 Talk 15 Compressor Stability in Tilting Pad Bearings Non-synchronous or Synchronous Tilt Pad Bearing Model? Tim Dimond 13:45-14:30 Talk 16 - Advanced Design of Tilting Pad Bearings Paul Allaire (with John Nicholas) 14:30-15:00 pm Talk 17 Stability of Compressor with Seal Cross Coupling and Optimized Tilting Pad Bearings Tim Dimond 15:00-15:15 pm Break
Session 8 API Specifications and Rotor Dynamics 3:15-3:45 pm Talk 18 New API Specifications Paul Allaire 3:45-4:20 pm Talk 19 - Characteristics of Rotor Cracks, Paul Allaire (with Tom Smith) 4:20-5:00 pm Talk 20 Torsional Analysis of Large Alternator/Flywheel Rotor with Motor Excitation and Fatigue Life - Tim Dimond +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Day 3 Wednesday, May 21, 2013 Session 9 Advanced Finite Element Modeling of Rotors 8:00-9:00 Talk 21 Free Undamped Vibration of Multimass Rotor Systems Finite Element Modeling of Axial, Torsional, and Lateral Vibrations Paul Allaire (Allaire s Notes Section 6.2) 9:00-9:45 Talk 22 Critcal Speed Maps, Campbell Diagrams and Modal Analysis of Rotors Finite Element Modeling Tim Dimond (Allaire s Notes Section 6.3) 9:45-10:00 - Break Session 10 Seals and Seal Effects in Industrial Rotors 10:00-10:45 - Talk 23 Modeling Proportionally Damped Rotors Paul Allaire (Allaire s Notes Section 6.4) 10:45-11:30 - Talk 24 - Vibration and Stability on Fixed Pad Bearing Rotors Gas Expanders, Gas Turbines, Boiler Feed Pumps, Nuclear Main Coolant Pumps, Compressors - Paul Allaire (Allaire s Notes Section 6.5) 11:30-12:00 Talk 25 - Case History of Compressor Instability Due to Internal Seals and Solution Paul Allaire (From Joy Martin, Chester Lee of Solar Turbines) 12:00-13:00 Lunch Wednesday Afternoon Catch Up Time for Attendees on Company Business Or Historical Tour of Tuscany Area (Tour Cost Paid Separately) +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Day 4 Thursday, May 23, 2014
Session 11 Squeeze Film Dampers and Vibration Reduction Methods 8:00-8:30 Talk 26 - Squeeze Film Damper for Vibration Reduction in Steam Turbines Paul Allaire (with John Nicholas) 8:30-9:15 Talk 27 - Squeeze Film Damper Construction and Operation/Use of O-Rings as Centering Springs Tim Dimond 9:15-10:00 pm Talk 28 Nonlinear Transient Analysis of Compressor on Tilting Pad Bearings and Squeeze Film Dampers Tim Dimond (with Jianming Cao) 10:00-10:15 pm Break Session 12 Rotor Faults Evaluated by Vibration Monitoring I 10:15-10:45 Talk 29 - Rotor Rub and Bowing Characteristics of Rotating Machinery Paul Allaire 10:45-11:30 Talk 30 Tilting Pad Bearing Issues in Vacuum Testing Lorenzo Naldi, GE Oil and Gas 11:30-12:00 Talk 31 Industrial Balancing Issues Paul Allaire (with Tom Smith, Turbocare) 12:00-13:00 pm Lunch Session 13 Rotor Faults Evaluated by Vibration Monitoring II 13:00-13:45 Talk 32 Rotor Misalignment, Bearing Wiping, and Rotating Loose Parts Tim Dimond 13:45-14:30 Talk 33 Compressor Modeling Lorenzo Naldi, GE Oil and Gas 14:30-15:00 Talk 34 New Method of Identification of Rotor and Fluid Film Bearing System Damping Characteristics with Magnetic Exciter Tim Dimond (With Weimin Wang) 15:00-15:15 - Break Session 14 Gas Turbine Rotordynamics 15:15 16:00 Talk 35 Rotordynamic Modeling of Gas Turbine Engines Paul Allaire 16:00-16:45 Talk 36 Rotordynamics of Gas Turbine Engines: Updates on Squeeze Film Dampers Tim Dimond +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Day 5 Friday, May 23, 2014 Session 15 - Introduction to Magnetic Bearings I 8:00-8:45 Talk 37 Introduction to Magnetic Bearings Paul Allaire 8:45-9:15 - Talk 38 - Electromagnetic Fields, Flux, and Material Properties Paul Allaire 9:15-10:00 - Talk 39 - Magnetic Actuator Properties Paul Allaire 10:00-10:15 Break Session 16 Introduction to Magnetic Bearings II 10:15-10:45 - Talk 40 - Magnetic Bearing Materials Tim Dimond 10:45-11:10 - Talk 41 - Magnetic Thrust Bearing Forces, Amplifiers, Linearization, Slew Rate Paul Allaire 11:15-12:00 - Talk 42 - Design of High Load Capacity Magnetic Bearing Tim Dimond 12:00-13:00 - Lunch Session 17 Industrial Application of Magnetic Bearings 13:00-13:45 - Talk 43 - Proportional Derivative Control of Magnetic Thrust Bearings Paul Allaire 13:45-14:15 - Talk 44- Industrial Case Study (NAM GLT) and Justification for Active Magnetic Bearings Tim Dimond (with Mike Swann ) 14:15-15:00 -Talk 45 - Design and Characterization of Flexible Rotor on Active Magnetic Bearings Paul Allaire 15:00-15:45 - Talk 46 - Advanced Control of Flexible Rotor with Aerodynamic Cross Coupled Stiffness Effects and Uncertainty Paul Allaire (with Simon Mushi) 15:45-16:00 Break Session 18 Magnetic Bearing Applications and Control 16:00-16:30 - Talk 47 - Trends in Upstream Oil and Gas Applications with Magnetic Bearings - Tim Dimond (with Mike Swann) 16:30-17:00 - Talk 48 - Magnetic Bearing Technology New Developments Including Auto Tuning Paul Allaire (with Mike Swann) 17:00 - End of Short Course Small Agenda Changes May Occur In the Final Short Course Talks and Notes
Registration and Fees Advanced registration for the short course should be sent to: Dr. Tim Dimond Rotor Bearing Solutions International (RBSI) 3277 Arbor Trace Charlottesville, Virginia, 22911 +1-434-632-8469 tim.dimond@rotorsolution.com Additional information is available at: www.rotorsolution.com The fee for the course is 2,300 with advanced registration or 2,500 on site + 22% VAT. There is a 2.5% discount for payment by cash, check, or purchase order. Advance registration may be made via check or purchase order. Credit card payments are also available at www.rotorsolution.com Lecture Materials The material for all talks will be provided to attendees on a memory stick. Detailed questions on the course topics in particular and magnetic bearings in general will be answered. Conference Hotel The hotel will be a three star hotel in Florence soon to be announced. The lectures will be held in a conference room and guest rooms reserved in the same hotel. The attendees are responsible for registering at the hotel on their own. Detailed information about the hotel and room reservation information will be available soon on the RBSI website.