4.3: Vane Pumps
- Page ID
- 3654
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A YouTube element has been excluded from this version of the text. You can view it online here: https://openoregon.pressbooks.pub/hydraulics/?p=116
Describe the sequences of a positive displacement pump.
Differentiate between fixed and variable displacement pumps.
Classify and describe the three types of positive displacement pumps commonly employed in hydraulic systems.
Describe how a variable displacement pump can vary flow rate.
List the two main types of vane pumps
Identify parts in an unbalanced vane pump and draw a diagram.
Describe how an unbalanced vane pump executes the phases of a positive displacement pump.
Describe how a variable displacement unbalanced vane pump works.
Define eccentricity and concentricity. Identify which positions produce max/min flow rate.
Describe the main disadvantage of unbalanced vane pumps and how balanced vane pumps solve this issue.
Identify parts in balanced vane pump and draw a diagram.
Describe how a balanced vane pump executes the phases of a positive displacement pump.
Take apart a fixed displacement unbalanced vane pump. Identity internal components.
Take apart a variable displacement unbalanced vane pump. Identity internal components. (NOT SHOWN IN LECTURE)
Take apart a fixed displacement balanced vane pump. Identity internal components.
Define the term cartridge. Identify advantages of cartridges when repairing vane pumps.
Find the data sheet for a vane pump. Identify displacement, drive speed range, viscosity range, fluid cleanliness requirements, and other pertinent specifications. Explain flow rate as a function of pressure, flow rate as a function of drive speed, and other pertinent charts. (Vane Pump Data Sheet Parker T6C Balance Vane Pump Datasheet)