Fluid Power Journal

Closed-Loop Electro-hydraulic Control Aids Component Fatigue Testing

Fatigue analysis is a technique that is performed in R&D labs to understand the failure properties of a specimen in order to improve the reliability, …

Electro-Hydraulic Controller

The DS2R electro-hydraulic controller features proportional valve technology and replaces the DS1 model. It is fitted directly to the secondary control …

Military Vehicle Driving Simulator Uses Synchronized Electro-Hydraulic Controls

A standard way of building motion simulators is to start with a Stewart platform. Stewart platforms enable movement with six degrees of freedom (x, y, z axis …

Precision Move: 800−Ton Dockyard Gate

Chatham Dockyard on the tidal river Medway in South East England was expanded during the 19th century, and to maintain the correct water level for …

Variable Speed Pump Drives for Industrial Machinery – System Considerations

Despite ominous predictions in the ‘80s and ‘90s, hydraulics being completely replaced by electrical drives did not occur, and fluid power still plays an …

Automated Drilling Pipe Handler Moves Precisely Due to Electro-Hydraulic Controls

Drilling rigs are essentially hoisting machines that raise and lower drill pipes into wellbores that can be four miles or more in depth. A large motor (top …

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