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Old 17-03-2018, 07:24 PM
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cps140 cps140 is offline
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Join Date: Apr 2010
Location: CO TYRONE, IRELAND
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Default Re: Gear pump v piston pump

Quote:
Originally Posted by Davejcb View Post
How about adding open or closed centre pumps into the equation?
Gear pumps will be on an open centre hydraulic system. The gear pump will be pumping oil as soon as the engine starts so it needs to go some where when no fuction is used so it returns through the open circuit to the tank. Closed circuit will only start to pump when a function is operated.
You will get better flow Sharing with piston pumps etc
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