Arrangement for the low-vibration conveying of a flexible fabric web subject to tensile stress
The invention relates to an arrangement for the low-vibration conveying of a flexible fabric web subject to tensile stress over a series of driven or non-driven rollers. The invention consists in the fact that, in order to adapt to different moduli of elasticity and cross-sections of the fabric web,...
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Format: | Patent |
Sprache: | eng ; ger |
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Zusammenfassung: | The invention relates to an arrangement for the low-vibration conveying of a flexible fabric web subject to tensile stress over a series of driven or non-driven rollers. The invention consists in the fact that, in order to adapt to different moduli of elasticity and cross-sections of the fabric web, an adaptation of the controller parameters, both with respect to the rotational speed and web-tension control, is carried out and in that the controller parameters are varied as a function of the geometrical mean of modulus of elasticity and cross-section, specifically such that variables determining the time response, such as time constants and integration times, and the variable determining the amplification of the web-tension control are set inversely proportionally to the geometrical mean and the variable determining the amplification of the web-travel velocity is set proportionally to the geometrical mean. |
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