1. Ratio of ωN to FoA is 2:1, 10 Hz to 5 Hz. Note the RMSE value and velocity oscillation. Figure 2 shows the same motion profile, but with a ratio of FoA to ω N of exactly 4:1, resulting in ...

Electronically controlled electric valves have been accepted for years in larger applications, just as chillers have been, and have proven to add efficiency to the systems. The key to the increase in ...

The controller is suitable for either two- or three-way control valve applications. Standard features of the controller include a wall-mounted NEMA 1 enclosure, temperature inputs/readouts, adjustable ...

Data acquisition software included with Series 625 Sentronic valves also make it possible to quickly startup, monitor and control valves on a PC. Four valve sizes from 1mm up to 20mm support a ...

These controllers regulate various parameters to maintain stable flight conditions. The lecture, as a part of the Control Systems Design and Analysis course, will introduce the controller types in PID ...

Article Published: 31 January 2010 Static control logic for microfluidic devices using pressure-gain valves James A. Weaver, Jessica Melin, Don Stark, Stephen R. Quake & Mark A. Horowitz Nature ...