Fluid Power Journal

Vehicle Rod Sizing

Vehicle Rod Sizing

In designing a vehicle to go down the road at 60 mph, one must know the drawbar pull of the vehicle. This is a combination of drag..

08/04/2014 with 0 Comments
Problem: Standard Size Cylinder 3

Problem: Standard Size Cylinder 3

Deadline past. Not available for submissions. Winner: Robert Justin Allison, CFPS, Butler, PA, Rotork Hiller Answered Correctly: George..

04/01/2014 with 0 Comments
Problem: Pushing the Button

Problem: Pushing the Button

What will the cylinder do if the push button is pushed and held? What will the cylinder do if the push button is pushed and released with a..

01/31/2014 with 0 Comments
Problem: Necessary Pressure

Problem: Necessary Pressure

If the rotary actuator has four 4″ diameter cylinders as shown, what would be the necessary pressure to rotate the shaft with a..

09/30/2013 with 0 Comments
Problem: Size an Air Compressor and Receiver

Problem: Size an Air Compressor and Receiver

A company has a machine that uses 50 cfm at 100 psi. Size an air compressor in SCFM that will have a duty cycle of 40%. Then size an air..

08/01/2013 with 0 Comments
Problem: Standard Size Cylinder 2

Problem: Standard Size Cylinder 2

Deadline Past. Not Available for Submissions. Winner: Mike Stoltenow, CFPS, Comatrol, Easley, SC Answered Correctly: Edward Day, CFPPS,..

04/01/2013 with 0 Comments
Problem: Highest Pressure

Problem: Highest Pressure

Cylinders are 2″ x 10″ x 1″    •      Supply Pressure is 100 PSI Question:  What is the highest pressure that the..

02/01/2013 with 0 Comments
Problem: Sheet Metal Shear

Problem: Sheet Metal Shear

This month’s problem is to convert a manually operated sheet metal shear to operate on pneumatics. Looking at the diagram, you will see..

12/26/2012 with 0 Comments
Problem: Standard Size Cylinder

Problem: Standard Size Cylinder

The figure shows a door to open with an air cylinder pushing at a 45-degree angle. The door is 48 inches high and weighs 100 pounds. It..

12/26/2012 with 0 Comments
Problem: Size An Accumulator

Problem: Size An Accumulator

Size an accumulator that will supply the total flow to a cylinder for one cycle in and out. Give the answer in gallons. Given information:..

12/26/2012 with 0 Comments
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