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Enter the Scary Door... If You Dare!
... day. The pulleys and fishing line have been replaced with pneumatic actuators that allow finely-detailed monsters to move. Gone are the ... behind the door is a system of pistons and solenoid valves that strike the sheet metal in time with the video being displayed to ...
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Stability vs. Fill-Time in Proportional Control Applications
... must have the correct PID settings, and the internal valves should employ the optimal orifice size to prevent the closed-loop ... ultimately determine if sacrifices must occur in closed-loop pneumatic applications. Therefore, it is imperative to understand the specifics ...
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History: 1940s
... it a catch—where would he find tiny air cylinders? Pneumatic air cylinders existed, but even the smallest, measuring over one-inch ... Miniature cylinders used small amounts of air, but the air valves commercially available at the time were also all too large, so Leonard ...
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Practical PID Process Dynamics with Proportional Pressure Controllers
... process loops incorporate multiple sensors and various valves, cylinders, or other devices requiring actuation. Typical PID loop ... pressure regulators (EPRs) consisting of fill and exhaust valves, an onboard transducer, and PID controls to adjust response performance. ... performance. Depending on the process, an electronic pneumatic controllers may need improved speed, higher accuracy, better ...
