CFRP RESISTIVE SHEET HEATING
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United States of America Patent
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Jul 23, 2015
app pub date -
Aug 6, 2013
filing date -
Aug 6, 2012
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Abstract
The invention relates to a rotor blade of a wind power installation comprising a heating device for heating the rotor blade, arranged in the rotor blade in the area of its rotor blade surface, wherein the heating device has electrically conductive heating wires, and the heating wires run in a sinusoidal, wave-like and/or zigzag-shaped way, with an amplitude, defining a sinusoidal amplitude, wave height or respectively spike height, and a wavelength defining a period length, wavelength or respectively a distance between spikes, wherein the amplitude and/or wavelength varies along the heating wires in order to be able to adjust the specific areal heating performance of the heating device for each section.
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