HUB-MOUNTED ACTIVE VIBRATION CONTROL (HAVC) DEVICES, SYSTEMS, AND METHODS

A hub-mounted active vibration control (HAVC) system is provided. The HAVC system comprises a mechanical unit (300) attached to a rotary hub (702) and configured to rotate therewith. The mechanical unit (300) includes at least one pair of imbalance masses co-rotating at substantially a same frequenc...

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Bibliographic Details
Main Authors ALTIERI, Russell E, BRANNAN, Warren F, JOLLY, Mark R, WINZENZ, Wayne L, SWANSON, Doug A, BLACK, Paul R
Format Patent
LanguageEnglish
French
German
Published 29.03.2017
Subjects
AEROPLANES
AIRCRAFT
AVIATION
BLASTING
COSMONAUTICS
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC
GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS
HEATING
HELICOPTERS
LIGHTING
MEANS FOR DAMPING VIBRATION
MECHANICAL ENGINEERING
PERFORMING OPERATIONS
SHOCK-ABSORBERS
SPRINGS
TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
TECHNICAL SUBJECTS COVERED BY FORMER USPC
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
THERMAL INSULATION IN GENERAL
TRANSPORTING
WEAPONS
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Summary:A hub-mounted active vibration control (HAVC) system is provided. The HAVC system comprises a mechanical unit (300) attached to a rotary hub (702) and configured to rotate therewith. The mechanical unit (300) includes at least one pair of imbalance masses co-rotating at substantially a same frequency. A de-icing distributor (208) is provided over at least a portion of the mechanical unit (300), wherein the de-icing distributor is configured to communicate instructions to one or more heating sources provided at one or more rotary blades.
Bibliography:Application Number: EP20130854198