dancer tension control systems vs ball mills systems

Web tension control - loadcells vs. dancer rollers - presentations

Jul 12, 2012 ... In an open- From a control system point of view, a dancer is slightly easier to commission ... Web tension control - loadcells vs. dancer rollers.

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Patent US4151594 - Web tension control for high-speed web ...

Apr 24, 1979 ... A method of web tension control in high speed web handling equipment ..... One conventional tension control system utilizes a roll stand wherein ... invention to provide such a tension-control system wherein the dancer roller is .... for example, by ball bearing spindles (not shown) extending into the cores of...

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Tension Control Systems - Stemin

The dancer control system consists of a power supply, dancer control ... analog control system. The brakes retard the unwind roll, creating tension in the web. An ...... Refer: Appropriate torque vs. speed curves for selection of possible brakes.

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WEB EXCLUSIVE: Tension Control: Dancer Systems Defined ...

Apr 16, 2009 ... One of the challenges in working with tension control systems is working with closed loop dancers. While dancers are a seemingly simple...

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College of Tension Control: Dancer Primer - Magpowr

On unwinds, dancer arm tension control systems are used primarily because of ... In this system, the restraining torque is provided by a pneumatic brake, which is .... a rugged 5/8 diameter shaft, mounted on two sealed ball bearings, and the.

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Basics of Web Tension Control Summary - Tappi

This presentation is intended to take the mystery out of web tension control. ... Lastly we will explore the different types of tension systems including: manual .... Torque vs. .... For indexing or out-of-round roll applications use a dancer system.

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