PUMP & SEAL INFORMATION
VOL
PAPER

CHANGES IN THE PUMP DISCHARGE HEAD

01

01

TROUBLESHOOTING COMMON PUMP PROBLEMS

01

02

DIFFERENT TYPES OF CAVITATION

01

03

SEALS AND PUMPS, HOW HEAT AFFECTS THEIR LIFE

01

04

A FEW TERMS YOU NEED TO UNDERSTAND CENTRIFUGAL PUMPS

01

05

THE MAIN CAUSE OF PUMP SHAFT BENDING

01

06

THE CENTRIFUGAL PUMP AFFINITY LAWS

02

01

WHY DO MOST MECHANICAL SEALS FAIL?

02

02

HOW TO READ A PUMP CURVE

02

03

THE STANDARDS WE USE FOR CENTRIFUGAL PUMP DESIGN

02

04

RULES OF THUMB FOR MECHANICAL SEALS

02

05

PUMP AND SEAL PREVENTATIVE MAINTENANCE

02

06

RULES OF THUMB FOR CENTRIFUGAL PUMPS

02

07

HOW TO GET GOOD MECHANICAL SEAL LIFE

02

08

VIBRATION READINGS, HOW DO WE USE THEM?

02

09

WHY PACKED PUMPS SHOULD BE CONVERTED TO MECHANICAL SEALS

02

10

HOW TO CLASSIFY MECHANICAL SEALS

02

11

CLASSIFYING CHEMICALS TO ASSURE RELIABLE SEALING

02

12

TROUBLESHOOTING SEALS, AN OVERVIEW

03

01

ENVIRONMENTAL CONTROLS AND SPECIAL SEAL DESIGNS

03

02

SEALING HOT WATER

03

03

SEALING SLURRIES

03

04

SEALING HOT OIL

03

05

CLEARING UP THE CONFUSION ABOUT FLUSHING MECHANICAL SEALS

03

06

SEALING MIXERS AND AGITATORS

03

07

UNDERSTANDING SPLIT MECHANICAL SEALS

03

08

TROUBLESHOOTING SEALS AT EQUIPMENT DISASSEMBLY

03

09

WHAT IS WRONG WITH THE MODERN CENTRIFUGAL PUMP DESIGN ?

03

10

THE NON SEAL TYPE OF CENTRIFUGAL PUMP

03

11

IMPLEMENTING SEMINAR INFORMATION IN YOUR PLANT

03

12

CORROSION PROBLEMS ASSOCIATED WITH STAINLESS STEEL

04

01

TROUBLESHOOTING MECHANICAL SEALS AT THE PUMP SITE

04

02

WRITING A SET OF SEAL SPECIFICATIONS FOR YOUR PLANT

04

03

PROBLEMS ASSOCIATED WITH ORIGINAL EQUIPMENT SEAL DESIGNS

04

04

MECHANICAL SEAL PROBLEMS WITH NO APPARENT CAUSE

04

05

CONTROLLING THE TEMPERATURE IN THE STUFFING BOX AREA

04

06

HOW THE CARBON GRAPHITE SEAL FACE IS MANUFACTURED

04

07

SEALING GASES AND OTHER NON LUBRICANTS

04

08

SELECTING THE CORRECT ELASTOMER FOR YOUR APPLICATION

04

09

CONTROLLING THE PRESSURE IN THE STUFFING BOX AREA

04

10

TROUBLESHOOTING SEAL FAILURE, A QUICK REFERENCE GUIDE

04

11

BEARINGS, WHY DO THEY FAIL?

04

12

FUGITIVE EMISSIONS AND THE CARCINOGENS

05

01

SELECTING THE CORRECT HARD FACE MATERIAL FOR YOUR MECHANICAL SEAL

05

02

THE REASONS FOR PREMATURE BEARING FAILURE

05

03

CALCULATING THE FIRST CRITICAL SPEED OF THE ROTATING SHAFT

05

04

ANALYZING THE RUB MARKS IN A CENTRIFUGAL PUMP FAILURE

05

05

A TROUBLESHOOTING TECHNIQUE

05

06

SEALING HIGH PRESSURE AND HARD VACUUM WITH MECHANICAL SEALS

05

07

HOW TO REPAIR MECHANICAL SEALS

05

08

SELECTING THE CORRECT METAL FOR THE MECHANICAL SEAL PARTS

05

09

COMMON SEAL INSTALLATION MISTAKES

05

10

HOW WIDE IS YOUR VISION ?

05

11

UNDERSTANDING THE CENTRIFUGAL PUMP SYSTEM CURVE

05

12

WHAT DO WE MEAN BY PUMP EFFICIENCY?

06

01

EVALUATING MECHANICAL SEAL DESIGN

06

02

READING SEAL FACE FLATNESS

06

03

SELECTING THE CORRECT HORSEPOWER MOTOR FOR YOUR PUMP

06

04

SHAFT DEFLECTION IN VOLUTE PUMPS

06

05

WHY YOU HAVE TO PRIME A CENTRIFUGAL PUMP

06

06

OPERATING PRACTICES THAT CAUSE MAINTENANCE PROBLEMS

06

07

MAINTENANCE PRACTICES THAT CAUSE SEAL & BEARING PROBLEMS

06

08

PUMP SELECTION PRACTICES THAT CAUSE MAINTENANCE PROBLEMS

06

09

THE PUMP & SEAL CERTIFICATION PROGRAM

06

10

A PREDICTIVE MAINTENANCE PROGRAM THAT WORKS

06

11

SEALING PRODUCTS THAT ARE AFFECTED BY AGITATION

06

12

CALCULATING THE TOTAL SYSTEM HEAD IN USCS UNITS

07

01

HOW EFFICIENT IS YOUR CENTRIFUGAL PUMP?

07

02

ALL ABOUT SPECIFIC SPEED

07

03

CAUSES OF OVERHEATING IN CARTRIDGE SEAL DESIGNS

07

04

THE GROUT USED TO ATTACH THE PUMP TO ITS BASE

07

05

COMMON SENSE AND MECHANICAL SEALS

07

06

A PRIMER ON FLUID VISCOSITY

07

08

THE LARGE STUFFING BOX

07

09

THE OVERSIZED PUMP

07

10

GETTING WHAT YOU PAY FOR

07

11

SPECIFIC GRAVITY, WHERE DO WE USE IT?

07

12

MECHANICAL SEAL HYDRAULIC BALANCE

08

01

MECHANICAL SEAL TWO WAY HYDRAULIC BALANCE

08

02

DO YOU REALLY MEAN WHAT YOU ARE SAYING?

08

03

DESTRUCTION OF THE OZONE LAYER

08

04

CONVERSION TABLES

08

05

PROBLEM AREAS FOR SEALS AND PUMPS

08

06

A QUICK REFERENCE TO PREVENT SEAL AND PUMP PROBLEMS

08

06

GLOSSARY OF SEAL AND PUMP TERMS

08

07

DUAL SEAL ARRANGEMENTS

08

08

SEALING PRODUCTS SENSITIVE TO A CHANGE IN TEMPERATURE OR PRESSURE

08

09

SEALING TO THE OSHA 1910.119 STANDARD

08

10

SEAL DESIGN, OPERATION, AND MAINTENANCE PROBLEMS

08

11

THREE CONCEPTS NEEDED TO UNDERSTAND CENTRIFUGAL PUMPS

08

12

BALANCING PUMP ROTATING COMPONENTS

09

01

SHAFT DISPLACEMENT

09

02

BEST SEAL AND PUMP TECHNOLOGY

09

03

PACKING CONVERSION DOWNSIDE

09

04

A SENSIBLE PREVENTATIVE MAINTENANCE PROGRAM FOR CENT. PUMPS

09

05

A SENSIBLE PREVENTATIVE MAINT. PROGRAM FOR MECHANICAL SEALS

09

06

WHAT IS HAPPENING BETWEEN THE SEAL FACES

09

07

SOURCES OF A TEMPERATURE CHANGE IN THE STUFFING BOX

09

08

WHY DO NOT GOOD SEALS WEAR OUT

09

09

A LITTLE BIT MORE ABOUT CAVITATION

09

10

MONITORING THE CENTRIFUGAL PUMP

09

11

DIFFERENCE BETWEEN SPECIFIC SPEED & SUCTION SPECIFIC SPEED

09

12

ALL ABOUT IMPELLERS

10

01

MOST ASKED QUESTIONS ABOUT MECHANICAL SEALS

10

02

SHAFT FRETTING

10

03

PREVENTING PREMATURE SEAL FAILURE #1

10

04

PREVENTING PREMATURE SEAL FAILURE #2

10

05

SUPER ELASTOMER COMPOUNDS

10

06

MORE ABOUT CONDENSATE

10

07

SHAFT DEFLECTION AND THE BEP

10

08

THE PUMP IS NOT PRODUCING ENOUGH HEAD

10

09

THE PUMP IS NOT PRODUCING ENOUGH CAPACITY

10

10

THE PUMP IS DRAWING TOO MANY AMPS.

10

11

THE PUMP LOOSES SUCTION, THE PUMP IS CAVITATING

10

12

PUMP MODIFICATIONS TO INCREASE SEAL AND BEARING LIFE

11

01

COMMON MISCONCEPTIONS ABOUT CENTRIFUGAL PUMPS

11

02

SEALS, COMMON MISCONCEPTIONS

11

03

SOME MORE THINGS YOU SHOULD KNOW ABOUT CENTRIFUGAL PUMPS

11

04

PREVENTING PREMATURE SEAL FAILURE

11

05

RELATIONSHIP BETWEEN L3/D4 AND SEAL FAILURE

11

06

SHAFT DISPLACEMENT AND THE OEM SEAL

11

07

PIPE FRICTION, AFFECT ON HEAD, CAPACITY, ETC.

11

08

STATIONARY VS. ROTATING SEAL DESIGNS

11

09

CARTRIDGE STATIONARY SEALS

11

10

RUBBER BELLOWS SEAL

11

11

NPSH, HOW TO CALCULATE IT

11

12

ALLOWABLE REDUCTIONS IN CENTRIFUGAL PUMP NPSHR

12

01

NON CONTACTING HYDROSTATIC SEALING

12

02

ROTARY PUMPS

12

03

TROUBLE SHOOTING POSITIVE DISPLACEMENT ROTARY PUMPS

12

04

API & CPI SPECIFICATIONS MERGER

12

05

INCREASING CENTRIFUGAL PUMP PERFORMANCE BY MODIFYING THE IMPELLER

12

06

HOW THE SHAPE OF THE IMPELLER AFFECTS THE PUMP CURVE

12

07

SEAL FACE HARDNESS TESTING

12

08

THE NON METALLIC SEAL

12

09

AN OVERVIEW OF METAL BELLOWS SEALING

12

10

PLAYING WITH A FEW PUMP TERMS

12

11

THE SELF PRIMING PUMP

12

12

HYDRODYNAMIC GAS SEALS

13

01

CALCULATING PUMP SHAFT RADIAL THRUST

13

02

STARTING A CENTRIFUGAL PUMP

13

03

CENTRIFUGAL PUMP FORMULAS, RULES AND DEFINITIONS

13

04

DANGEROUS FLUIDS, HOW TO SEAL THEM

13

05

AFFINITY LAWS FOR POSITIVE DISPLACEMENT PUMPS

13

06

ESTIMATING THE SHUTOFF HEAD OF A CENTRIFUGAL PUMP

13

07

VARIABLE SPEED DRIVES

13

08

BEARING SEALS

13

09

SEAL PARTNERING

13

10

PUMP PARTNERING

13

11

FLOW THROUGH AN ORIFICE

13

12

BEARING LUBRICATION

14

01

OPEN VS. CLOSED IMPELLER DESIGNS

14

02

PUMP AND DRIVER ALIGNMENT

14

03

VISCOSITY CORRECTIONS FOR CENTRIFUGAL PUMPS

14

04

ANSI PUMP STANDARD

14

05

THE DOUBLE VOLUTE PUMP

14

06

WHAT YOU SHOULD KNOW ABOUT PIPING SYSTEMS

14

07

WHAT YOU SHOULD KNOW ABOUT INSTALLING PUMPS

14

08

A LOOK AT VACUUM PUMPS

14

09

CALCULATING THE TOTAL SYSTEM HEAD IN METRIC UNITS

14

10

THE TEN MOST IMPORTANT MECHANICAL SEAL FEATURES

14

11

PUMPS INSTALLED IN PITS. CORRECTING SOME EXISTING PROBLEMS

14

12

PUMPS INSTALLED IN PARALLEL

15

01

TEN MOST IMPORTANT PUMP FEATURES

15

02

CARBON SEAL FACES. WHICH IS BEST, SOLID OR PRESSED IN A HOLDER?

15

03

MECHANICAL SEAL IMPROVEMENTS IN THE RECENT YEARS

15

04

API PLANS THAT I USE

15

05

POLLUTANT GLOSSARY

15

06

SEAL APPLICATION. DO YOU HAVE ONE?

15

07

PUMP REBUILDING TIPS

15

08

THE API GLAND

15

09

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