Know Your Pumps: External Gear Pumps

Recently, I took you through the workings of an internal gear pump. Today I’m going to guide you through the inner workings of an external gear pump. How do They Work? External gear pumps use two identical gears rotating against each other to drive fluid from the...

Know Your Pumps: Vane Pumps

We are continuing on with our series of ‘Know Your Pump’ so that you better know your way around the world of Positive Displacement pumps. Today we are looking at Vane Pumps. How Does A Vane Pump Work? Vane pumps have a rotor with radial slots, which are positioned...

Know Your Pumps: Lobe Pumps

We’re back for another edition of “Know Your Pumps.” This time we take a look at another member of the positive displacement pump family: lobe pumps. How Do They Work? Lobe pumps are similar to external gear pumps in operation, except the pumping elements or lobes do...