Pneumatic positioning system controlled by on-of valves

The pneumatic cylinders are widely used in industrial applications for many automation purposes thanks to their advantages. The design of a stable robust position controller for a pneumatic servo-svstem is difficult. In most cases, applications of pneumatic actuators use servovalves. In the past few...

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Bibliographic Details
Main Author: Toman Péter
Format: Article
Published: 2008
Series:Review of faculty of engineering : analecta technica Szegedinensia
Kulcsszavak:Mérnöki tudományok
Online Access:http://acta.bibl.u-szeged.hu/11783
Description
Summary:The pneumatic cylinders are widely used in industrial applications for many automation purposes thanks to their advantages. The design of a stable robust position controller for a pneumatic servo-svstem is difficult. In most cases, applications of pneumatic actuators use servovalves. In the past few years there has been a wide interest in the use of cheap high speed solenoid valves. The main contribution of this paper is instead of using a ser\'ovalve. two solenoid valves are applied in the positioning system. The sliding mode controller is implemented on a DSP. The main challenge is the higher accuracy than 10 pm.
Physical Description:100-106
ISSN:1788-6392