Electro-Hydraulic Motion Controller Upgrades Railcar Wheel Assembly
By Jason Palmer, Delta Computer Systems Inc. PLCs are very flexible, but machine builders that need precision hydraulic motion control, coupled with data …
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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