WEAR PROTECTION ARRANGEMENT FOR A TURBOMACHINE, PROCESS AND COMPRESSOR
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United States of America Patent
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Issued Date -
Jan 14, 2016
app pub date -
Jul 7, 2015
filing date -
Jul 8, 2014
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Abstract
The present invention relates to a wear protection arrangement for a turbomachine, comprising at least one adjustable guide vane, a casing in which the guide vane is arranged in an adjustable manner, an inner ring, made from a metallic material, in or on which the guide vane is arranged in an adjustable manner, a first gap between an inner guide vane tab and the inner ring and a second gap between an outer guide vane tab and the casing, at least one wear protection coating, wherein the wear protection coating(s) is/are connected to the inner ring and/or to the inner guide vane tab and the wear protection coating(s) forms or form the first gap, at least in certain regions, and/or the wear protection coating(s) is/are connected to the casing and/or to the outer guide vane tab and the wear protection coating(s) forms/form the second gap, at least in certain regions. The invention further relates to a method for applying an abradable wear protection coating and for applying an abrasive wear protection coating and to a compressor for a turbomachine having a wear protection arrangement.
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