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Table of Contents
1 Cover
5 Preface
7 Part I: GENERAL RELIABILITY ADVICE 1 Machinery Reliability Management in a Nutshell Criticality Environmental Consequences Safety Consequences Equipment History Safeguards Compressor Operating Limits Compressor Flow Limits Critical Speeds Horsepower Limits Temperatures Layers of Machinery Protection Machinery Reliability Assessment Example History Safeguards Conclusion Closing Remarks 2 Useful Analysis Tools for Tracking Machinery Reliability Commonly Used Metrics for Spared Machinery: Additional Reliability Assessment Tools for Spared Machines Cumulative Failure Trends Metrics for Critical Machines Availability Critical Machine Events Process Outage Trends Process Outage Related to Machinery Outages Planned Maintenance Percentage (PMP) Reliability Analysis Capabilities of your CMMS Software 3 Improving the Effectiveness of Plant Operators Look, Listen and Feel Applying Look, Listen, and Feel Techniques to Troubleshooting Why the Operator’s Input is Important to the Troubleshooting Process Operator Tools Understanding the Equipment – Pumps, Seals and Sealing Support Systems Centrifugal Pump Relationships to Remember Positive Displacement Pump Relationships to Remember Mechanical Seals Capital Projects Writing Quality Work Request Procedures (Procedures and Decision Trees) Must Give Operators Feedback Must be Required to Use their Training Discipline Conclusion Appendix A References 4 Spare Parts Strategies for Optimizing Rotating Machinery Availability Some Stocking Examples Capital Spares Insurance Spares Analyzing Spare Part Inventories Using Monte Carlo Simulations Closing 5 Switch-Over Methodology and Frequency Optimization for Plant Machinery Machinery Switchover Frequency Optimization Benefits Time-Dependent Issues Involved in Setting Switchover Frequency for Standby Machines Frequent Switchover Introduces the Following Negative Impact to Rotating Equipment Calculation of Start-Stop Damaging Cycles for A, B Configured Equipment: See Definitions Below for More Information Definitions Examples of Short Start-Stop Intervals in Process Machinery Philosophy of Reliability-Centered Switchover Strategy
8 Part II: DESIGN AUDITS AND IMPROVEMENT IDEAS 6 Evaluating Centrifugal Pumps in Petrochemical Applications Crude Oil Processing Crude Oil Distillation Properties