Vibrations and fluid structure interactions in web handling systems

The works contained within this dissertation are related the manufacturing process known as roll-to-roll processing and a guide known as an air reverser. The process starts with a roll of thin, flexible sheet like continuous material. The material is unwound, from the roll and proceeds to undergo va...

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Online Access:http://hdl.handle.net/2047/d20000295
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Summary:The works contained within this dissertation are related the manufacturing process known as roll-to-roll processing and a guide known as an air reverser. The process starts with a roll of thin, flexible sheet like continuous material. The material is unwound, from the roll and proceeds to undergo various manufacturing processes depending on the application (e.g newsprint, magnetic recording). As the web travels, a change of direction is achieved though a series of guides and rollers. A specific type of guide is known as an air reverser or a turn-bar. An air reverser is a porous, cylindrical drum used to create a cushion of air on which the web floats in order to reduce contact. In this dissertation three separete design issues, related to roll-to-roll manufacturing of webs are investigated.