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Pumps 101

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A very basic introduction to pumps

Published in: Engineering
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Pumps 101

  1. 1. Pump O&M 101  2012 Snowball Conference   Brian Gongol, DJ Gongol & Associates   Chris Suomi, Gorman-Rupp 
  2. 2. Types of pumps Positive-displacement Centrifugal
  3. 3. Positive-displacement problems Flow Clogging
  4. 4. Centrifugal pump problems Air NPSH Clogging Hydraulics
  5. 5. Centrifugal pump problems
  6. 6. All centrifugal pumps share a common principle
  7. 7. All centrifugal pumps share a common principle
  8. 8. Pump problems or system problems? 85% to 90% of "pump" problems are actually systemic
  9. 9. Routine maintenance Impeller shape and speed
  10. 10. Impeller shapes and types
  11. 11. Troubleshooting: A brief changing of gears
  12. 12. Routine maintenance Clearances and tolerances
  13. 13. Routine maintenance Proper alignment
  14. 14. Routine maintenance Oil (bearings, seals)
  15. 15. Routine maintenance Diagnosis using gauges
  16. 16. Routine maintenance Wear and cavitation
  17. 17. Routine maintenance Seals and packing
  18. 18. Routine maintenance Air-release valves
  19. 19. Routine maintenance Check valves
  20. 20. Routine maintenance Bolts and fittings
  21. 21. Routine maintenance Galvanic corrosion
  22. 22. Routine maintenance
  23. 23. Routine maintenance Document pump performance
  24. 24. Safety Electricity
  25. 25. Safety 1. Read all warning tags 2. Shut off main power 3. Follow proper lockout/tagout procedures 4. Observe caution and warning labels 5. Ensure that repair and maintenance are performed ONLY by trained, authorized personnel 6. Always use a ground wire on tools and appliances that are not double-insulated
  26. 26. Safety Electricity
  27. 27. Safety Automatic equipment
  28. 28. Safety Automatic equipment: LOCK OUT/TAG OUT
  29. 29. Safety High-pressure water (and air)
  30. 30. Safety Fall hazards
  31. 31. Safety Rotating equipment
  32. 32. Safety
  33. 33. Safety Confined-space entry
  34. 34. Safety
  35. 35. Safety Open sumps/wet wells: drowning
  36. 36. Safety Open sumps/wet wells: disease
  37. 37. Safety Hazardous gases
  38. 38. Safety Hazardous gases: methane (explosive, asphyxiation) ammonia (asphyxiation) hydrogen sulfide (blindness, death) carbon dioxide (asphyxiation) carbon monoxide (asphyxiation) chlorine (death)
  39. 39. Safety
  40. 40. Safety Hazardous gases: methane (explosive, asphyxiation) ammonia (asphyxiation) hydrogen sulfide (blindness, death) carbon dioxide (asphyxiation) carbon monoxide (asphyxiation) chlorine (death)
  41. 41. Safety Cool, damp environment (bees, wasps, spiders, snakes, rats)
  42. 42. Practical Hydraulics

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