Pump Foundation Effects On Costs & Reliability MTBFl For All Mechs Items For All Elect > 1 hours hours Best Practices For Installation And Use Except For Better Pump Foundation Achieves 91% of Inherent System Life Better Pump Foundation Practices = 3.5 Pump System Mass Pump Foundation Effects On Costs & Reliability ~~ suction 14" case loss= 8,706 hours Best Practices For Installation And Use Except For Good Pump Foundation Achieves 67% of Inherent System Life Good Pump Foundation Practices = 0.5 Pump System Mass-Stilt Mounted OI tJl 0 Foundation Effects On Costs & Re I i a b i I it y Pump Foundations Effects - System Life Includes Pump And Motor-Ail Other Features Use Best Practices Except As Noted 100% 400% 350% 300% u) 250% 8 0 200% 150% 0% 100% 5*mass 3.5*mass 0.5*mass 80% c 60% 40% 20% Best Practices Better Practices Good Practices Foundation Effects On Component Characteristic Life -MTTF I Impeller life Mtr. Starter life Mtr. Winding life Coupling life - Best Practices = 5*mass - Good Practices = 3.5*mass - Inferior Practices = OS*mass Grouting Of Pump BasedFoundations 0 The purpose of grout is to make the pump base and foundation monolithic to reduce vibrations Poor grouting allows pump bases to have high amplitude vibrations which destroy inherent reliability and yield short MTTF Good grouting attenuates vibrations and results in long MTTF Grouting of pumps to foundations require a void- free, adhesive attachment between pump base and concrete foundation with moisture-free materials that will not crack or allow entrance of moisture for long periods of time .9 Grouting Effects On Costs & Re I i a b i 1 i tv suction ' 1c' case Best Practices For Installation And Use Except For Better Grout Achieves 91% of Inherent System Life Better Grout Practices = Slightly Porous But Adhesive Grouting Effects On Costs & suction 14" case Best Practices For Installation And Use Except For Good Grout Achieves 69% of Inherent System Life Good Grout Practices = Cementitious & Low Adhesion Grouting Effects On Costs & Ret ia bi I i ty 100% E .s - 80% P E 60% !i! 40% E a, u) CI 20% L m 5 0% System Grouting Practice Effects 300% 275% 250% 225% u) 200% 0 175% 150% 125% 100% * Best Practices Better Practices Good Practices Monolithic Slightly Porous Cementitious Low Adhesion EPOXY EPOXY Life Includes Pump And Motor-All Other Features Use Best Practices Except As Noted Grouting Effects On Component Reliability Impeller life Mtr. Starter li Mtr. Winding life I - Best Practices = Monolithic Epoxy - Good Practices = Slightly Porous Epoxy - Inferior Practices = Cementitious Low Adhesion a % 8' P 3 Summary Of Best Practices Best Practices Impeller Housing Pump Bearings Seals Shafts Coupling Motor Bearings Motor Winding: Motor Rotor Motor Starter This is the highest grade for installation and use-little life is lost from these practices These life results are from a pump survey conducted from expert sources from around the world [...]... techniques, 30 7 -3 10 Motor ambient temperature, 3 15 -3 17 bearings, 32 3 -32 4 enclosures, 3 19 failure, 3 13 insulation classification, 3 15 insulation systems, 3 14 -3 15 life, 3 13- 328 life insurance, 32 8 mounting, 32 5 oversizing, 32 1 -32 3 Index part load efficiency, 32 2 power points, 32 6 -32 7 running cooler, 3 18 squirrel-cage, 3 14, 32 8 system tuneup, 32 6 thermal cushion, 3 19 N Nameplates, 15,20 Narrative document... charts, 30 1 -30 3 Pareto distributions of severity, 664-665 Peak shaving maintenance, 37 7 -38 0 Pedestal and foundation flexibility, 97-99 Pedestal cooling, 434 Performance deterioration, 59, 60-6 1 Performance optimization, 61-62 Phase displacement technique, 57 Phosphate esters, 508 Pipe flexibility, 33 3 -33 4 Pipe restraints, 33 4 -33 5 Pipe stress, 32 9 -33 8 Piping alignment, 638 -642 Piping loads, 33 0 -33 3 Polyglycols,... Machinery reliability audits, 82- 238 application, 238 definition, 82 functional checklist, 233 - 234 interview questions, 232 - 233 methods and scope, 228- 230 674 Machinery Failure Analysis & Troubleshooting purpose, 82 rotordynamic design audits, 83- 125 Machinery reliability reviews, 82- 238 definition, 82 purpose, 82 tracking, 224 uprate situations, 2 03- 2 13 Machinery review checklist, 230 - 23 1 Machinery. .. body, 33 1 canned motor, 178, 179 centrifugal, 26, 39 , 122-125, 146-155, 168 -171, 176, 266 ,35 6 -35 8,421-429, 477-4 83 condition monitoring, 477-4 83 coupling MTBF, 2 93 Goulds, 168 housing MTBF, 2 93 impeller MTBF, 2 93 inducer-equipped, 176 installation, 33 1 load, 33 1 -33 3 lubrication, 441-445 magnetic drive, 178 motor MTBF, 2 93 multiphase, 177 multistage horizontal, 66 multistage vertical, 66 outages, 35 2... documentation, 36 3 effect on service factors, 36 1 -36 4 identification sheets, 46, 47 ,36 4 philosophies, 36 1 recommended, 36 2 storage and retrieval, 36 1, 36 3 Special lateral response analysis See Lateral response analyse Specialty seals, 565-581 Specification deviation, 34 , 36 Spiral groove gas seal, 582-5 83 Standardization, 65,68 Startup documentation, 34 8 -36 0 preparations, 33 9 -34 2 reporting structure, 34 4 -34 8... clearance, 53, 95-96 coefficients, 89-90, 104 contamination, 32 4,447-450 668 Index cooling, 435 - 439 design, 53 housings, 156 -160 , 1 73- 174 internal clearances, 436 life, 32 4 loads, 1 03 lubrication, 440-450 maintenance, 422-425 re-lubrication, 32 4 selection, 172-1 73 size, 53 stiffness and damping, 88,89,94 support flexibility, 94 wear, 32 3 Bearings angular contact, 159, 161 , 1 63 anti-friction, 435 ,440-450... capacity, 3 16 Reclassifier nozzle, 441 Reed frequency vibration, 32 6 Relationship matrices, 244 Reliability audits, 82- 238 See also Machinery reliability ,audits Reliability centered maintenance definition, 36 8 prerequisites, 37 0 -37 1 questions about, 36 9 -37 0 Reliability curves, 30 4 Reliiability hierarchy, 6 16 Reliiability measures, 6 11 Reliability models, 609-667 Reliability- oriented repairs, 256 Reliability. .. maintenance, 37 3, 4 16- 429 Preload, 156, 172 Pressure thrust force, 33 6 Pressurized barrier fluid, 549 Pressurized dual seal, 549-550 676 Machinery Failicre Analysis & Troubleshooting Preturnaround requirements, 401,404 Preventive maintenance, 36 5 ,37 3, 4 16- 429 Prime movers, 60 Proactive maintenance documenting, 38 3 implementing, 39 2 measuring, 39 2 -39 4 program template, 39 0 -39 1 programs, 38 1 -38 2 task... purification, 49 1-5 03 Operational level maintenance measures, 247 Organization reliability focused, 252-2 53 675 repair focused, 252-2 53 style and structure, 255-256 Original equipment manufacturer (OEM) maintenance, 37 9 -3 79 Outage log sheet, 35 3 Overcurrent insurance, 32 7 Overhead tank, 30 -32 ,34 Overload factor, 1 83, 184 Oversizing (motors), 32 1 -32 3 Overtime, 468-469 P Parallel reliability models,... life cycle costs, 272 -3 10 Audits centrifugal compressor, 125-1 35 independent, 119 machinery reliability, 82- 238 steam turbine, 135 - 139 Automatic grease lubrication, 5 17-525 Autonomous maintenance, 36 6 -36 7 Auxiliary systems, 24 -33 Axial preloading, 156 Axial thrust, 194-198 Babbitt, 9 Back electromotive force, 3 16 Backlash values, 192-1 93 Balance, 6, 8,9 Bank of motor life, 3 17 -3 18 Barrier fluid . 62- 63, 461-476 Allowable piping load, 33 1 -33 3 Ambient temperature, 3 15 -31 7 American Gear Manufacturers Association (AGMA), 182 Analytical cost model, 289, 292 Anderson hub clamp, 2 23 ANSI. machinery reliability, 82- 238 steam turbine, 135 - 139 Automatic grease lubrication, Autonomous maintenance, Auxiliary systems, 24 -33 Axial preloading, 156 Axial thrust, 194-198 5 17-525 36 6 -36 7. 478-4 83 Accumulator, 28 -30 Acoustic housing, 3 Acquisition cost tree, 282 Acquisition costs, 279, 2 83, 289, Adjustable chocks, 461-4 63 Air cooled bearing housings, Air cooling, 1 73- 1 74