The Mc Nally Institute CD

P.O. Box 1266, Dade City, Florida 33526

E-mail to mcnally@mcnallyinstitute.com

51404233

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THE TUTORIALS

THE CENTRIFUGAL PUMP

Tutorial: Learning about centrifugal pumps     TN003-1

  • Making the correct pump selection  TN002
  • Ten most important pump features  T017-1
  • Impeller Tutorial  I003.5
  • Pump Bearings    B023 
  • Installing the centrifugal pump TN003
  • Modifying a centrifugal pump. TN004
  • Starting a centrifugal pump  S083
  • Pump Standards  P048

PUMP THEORY:

  • Formulas linking head, pressure. velocity   T012
  • Three rules explaining shaft deflection  T013
  • Net positive suction head required N002

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OTHER TYPES OF PUMPS

  • ANSI pump A023
  • Centrifugal pumps C025
  • Condensate pump features C078
  • Diaphragm pump D012
  • Diffuser or turbine pump D014
  • Double ended pumps D021
  • Double suction pump DO23
  • Heavy duty pumps H013
  • High head low capacity pumps H017
  • Jockey pump J003
  • Multistage pump M030
  • Paper stock pumps P060
  • PD pumps (Rotary)  R019
  • Self priming S033
  • Slurry pumps S062
  • Vacuum pumps V001-1
  • Vortex pump V025

 

MECHANICAL SEALS

 

     Tutorial: Selecting the mechanical seal  TN005

  • Special seals  SS001_5,
  • Is this a seal application? SA016
  • Seal frequently asked questions (FAQ) F040

 

 

SEAL APPLICATION

 

      Special Section:

  • How to seal liquids, gases, and slurries SA017
  • Backup sealing     B006

 

TROUBLESHOOTING

 

 

   Special section:

  • Troubleshooting pumps, seals & bearings       GT005

 

CALCULATIONS YOU CAN MAKE

  • Affinity laws for:
    • Centrifugal pumps, A009
    • Rotary (PD) pumps, A010
  • DN factor, D019
  • Critical speed, C067
  • Efficiency, E003
  • Head, H005
    • Total head in metric units, C003
    • Total head in USCS (inch) units, C004
    • Friction head, F038
    • Pressure head, P033
    • Shut off head, how to estimate it, S051-1
    • Velocity head V013
  • Heat generation
    • At the seal faces, H008
    • Heat generation within the pump, H009
  • L3/D4, S039
  • NPSHA. Calculating in USCS (inch) units, N001
  • Three formulas to link head, pressure and velocity, T012
  • Three rules that explain shaft deflection, T013
  • Seal balance, B009
  • Shaft bending S040
  • Specific gravity, S070
  • Specific speed, S072
  • Stuffing box pressure, S097
  • Suction specific speed S105
  • Surface speed, S109
  • Viscosity corrections, V020
  • Water horsepower out of the pump W013
  • Water horsepower (WHP), W003

 

 

CHARTS & GRAPHS YOU NEED

  • ANSI pump dimensions (inch), GR001
  • ANSI pump dimensions (metric), GR002
  • API table #1, GR003
  • API table #2, GR004
  • Carbon physicals, GR011
  • Durco pump radial bearing life, GR005
  • Flatness Readings, GR006
  • Friction loss charts:
    • 1.250 to 1.500 inch pipe, GR021
    • 2.000 to 2.500 inch pipe, GR022
    • 3.00 inch pipe, GR023
    • 6.00 inch pipe, GR024
    • Fitting resistance, inch, GR025
    • Valve resistance, inch, GR026
    • Piping resistance, metric, GR028
    • Valves and fittings, metric, GR027
  • Galvanic Series, GR007
  • Hard face chart, H002_1
  • NPSH available vs. Capacity, GR008
  • NPSHR reductions, GR009
  • O-ring selection chart. ORINGSE
  • Properties of water, GR010
  • Special elastomers chart, SE001
  • Specific speed data, GR012
  • Vapor pressures (-180°F to 60°F), GR013
  • Vapor pressures (-60°F to 240°F), GR014
  • Viscosity corrections, GR015
  • Correlating head, capacity, HP and efficiency, GR016
  • Pump curve, inch, GR017
  • Pump curve, metric, GR018
  • Synchronous motor full load speeds, GR019
  • Chicago Rawhide lip seal life chart, GR020