Ray dalley predict turbine ferrography 12 2006

Predict Presentation to Piedmont Chapter Vibe Institute Ferrography Analysis on Turbine Bearings 3/4/2007 Topics of Discussion      3/4/2007 Who is Predict? Ferrography Application Wear Particles Questions and Answers Lab Service Products          3/4/2007 New & used lubricant & grease testing Hydraulic fluid testing Fuels testing Transformer oil testing Coolant testing Wear particle analysis (Ferrography) Supplies (pumps, oil taps, tubing, etc.) Training Program management Lab Analysis Reporting Equipment & Lube Condition 3/4/2007 Three Body Abrasive Wear Due to foreign particles in the oil  The harder dirt particle imbeds itself in a softer metal and gouges the metal away from the rotating metal separated by the lubricant film  Metal Component Imbedded Particle Lubricant Film Gouged Metal 3/4/2007 Three Body Abrasive Wear 3/4/2007 Two Body Abrasive Wear  Due to a misalignment or an asperity of a harder metal component gouging the opposite rotating softer metal Misaligned component Lubricant Film Gouged Metal 3/4/2007 Two Body Abrasive Wear 3/4/2007 3/4/2007 Air Compressor 3/4/2007 10 Courtesy of AISE 3/4/2007 48 Bearings Good/Bad 3/4/2007 49 Courtesy of AISE 3/4/2007 50 Turbine Bearings 3/4/2007 51 Courtesy of AISE 3/4/2007 52 Heat Treatment Procedures    All slides should be heat treated if large or marginal particles are detected Monitor temperature of hot plate to ensure temperature of 330oC, + or - 10oC Maintain slide on hot plate for at least 90 seconds to ensure saturation of oxide layer growth Low Alloy Steel 3/4/2007  Inclusion of small amounts of alloys  Blue Color 54 Cast Iron / Medium Alloy Steel @ 330C Inclusions on the surface Less area for ion formation •Less oxide growth Journal Bearings 3/4/2007 56 Turbine Bearings 3/4/2007 57 Journal Bearings 3/4/2007 58 Bearings 3/4/2007 59 Spalled Bearing 3/4/2007 60 What Are The Benefits?       Reduced Maintenance Costs Reduced Unscheduled Downtime Improved OEM Warranty Programs Adds Proactive Maintenance/Root Cause Analysis Capability Product Quality Improvements Improved Plant Safety World Class Predictive Maintenance Solutions That Work for YOU!!!! ...Topics of Discussion      3/4/2007 Who is Predict? Ferrography Application Wear Particles Questions and Answers Lab Service Products     ... Abrasive Wear 3/4/2007 3/4/2007 Air Compressor 3/4/2007 10 Gear Box 3/4/2007 11 Power Plant 3/4/2007 12 Turbine 3/4/2007 13 Bearing 3/4/2007 14 Bearing 3/4/2007 15 Small Bearings 3/4/2007 16 The Basics... Hydraulic fluid testing Fuels testing Transformer oil testing Coolant testing Wear particle analysis (Ferrography) Supplies (pumps, oil taps, tubing, etc.) Training Program management Lab Analysis Reporting