Hydraulic Control Upgrade for an Enerpac Pump

  We have a an old Enerpac pump in the lab where the Hydraulic controls were only Forward and Reverse. They were controlled with servovalves that open and close when 110 voltage is applied. I used timer relays to be

Hanging a 55 Kip (55,000lb) Hydraulic Actuator

  This is a test setup that we helped put together in the new MMSEC building at KU. It will fatigue the test specimen when loaded. We hung the cylinder and I section with chain hoists with straps going across