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Comprehensive Guide to Hydraulic Pump Types and Functions

Explore the intricacies of hydraulic components in this detailed guide by Don Gilliland. Understand how reservoirs, accumulators, pumps, valves, actuators, and conductors work together in hydraulic systems. Delve into various pump construction types including gear, piston, vane, rotor, and lobe pumps, as well as their specific applications. Learn about flow maintenance against load, pump functions, and the significance of pressure in fluid dynamics. This resource also includes animated demos for a deeper understanding of hydraulic technology.

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Comprehensive Guide to Hydraulic Pump Types and Functions

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  1. Hydraulic Components Advanced Hydraulics Don Gilliland

  2. Hydraulic Components • Reservoirs • Accumulators • Pumps • Valves • Actuators • Conductors

  3. Hydraulic Components • Pump Functions • Create Flow • Maintain Flow against Load • Load  Flow = Pressure • Volume Under Pressure Per Unit of Time  GPM@PSI

  4. Hydraulic Components • Pump Construction Types • Gear • Piston • Vane • Rotor • Lobe

  5. Pump Construction Types • Gear Pump Types • External Gear w/o glands • External Gear w/ glands • Internal Gear (Crescent) • Maybe w/ or w/o glands • Gerotor (Modified Int. Gear/Rotor) Note 1: 2nd ½ of this video is Gerotor Note 2: Click on each brown type above for demos

  6. Pump Construction Types • Gear Pump Types • External Gear w/ glands

  7. Hydraulic Components • Pump Construction Types • Gear • Piston • Vane • Rotor • Lobe

  8. Pump Construction Types • Piston Pump Types • Radial (John Deere and Massey) • Radial (Push In) • Axial (Bent Axis) • Axial (Swash Plate) • Axial (Wobble Plate) Note: Click on each brown type above for demos

  9. Pump Construction Types • Piston Pump Types • Radial (John Deere and Massey) High Capacity (GPM) Double Pump for: Construction Equipment

  10. Pump Construction Types • Piston Pump Types • Axial (Pressure Compensated) • Axial (Cylindrical Energy Module) (Scroll down for live animation) • Axial (Wolfhart Principle) Notes: • Click on each brown type above for demos • Click On: Animated Pump Glossary for reference

  11. Hydraulic Components • Pump Construction Types • Gear • Piston • Vane • Rotor • Lobe

  12. Pump Construction Types • Vane Pump Types • Unbalanced Geometry • Balanced Geometry(Dual/Triple Element) • Balanced Pressure • Unbalanced Pressure • Variable Displacement Note: Click on each brown type above for demos Summary of Vane pump Advantages Pressure ports leading under vanes to balance pressure

  13. Vane Balanced Pressure • Pressure ports leading under vanes to balance pressure

  14. Vane Unbalanced Pressure

  15. Hydraulic Components • Pump Construction Types • Gear • Piston • Vane • Rotor (Gerotor) click on brown type • Lobe (External)

  16. Hydraulic Components • Pump Construction Types • Gear • Piston • Vane • Rotor • Lobe (Not Gear Teeth)click on brown type

  17. Hydraulic Components • Pumps • Review • Next Valves • THE END

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