Distributed active vibration control systems and rotary wing aircraft with suppressed vibrations
First Claim
1. An aircraft with at least one rotating machine creating troublesome vibrations, said aircraft comprised of an aerostructure, said aircraft including:
- a power source, said power source outputting a plurality of electromagnetic force generator power outputs,said aerostructure including a plurality of distributed active vibration control system sites,at least a first distributed active vibration electromagnetic force generator, said first distributed active vibration electromagnetic force generator including a first distributed electronic control system and a first electromagnetically driven mass, said first distributed active vibration electromagnetic force generator fixed to said aerostructure at a first distributed active vibration control system site,at least a second distributed active vibration electromagnetic force generator, said second distributed active vibration electromagnetic force generator including a second distributed electronic control system and a second electromagnetically driven mass, said second distributed active vibration electromagnetic force generator fixed to said aerostructure at a second distributed active vibration control system site,a plurality of electrical power distribution lines, said electrical power distribution lines connecting said electromagnetic force generators with said power source with said electromagnetic force generator power outputs outputted to said electromagnetic force generators,a distributed force generator data communications network, said distributed force generator data communications system network linking together said at least first and second distributed electronic control systems wherein said distributed electronic control systems communicate force generator vibration control data through said distributed force generator data communications network independently of said electrical power distribution lines to minimize said troublesome vibrations.
1 Assignment
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Accused Products
Abstract
An aircraft with an aerostructure and at least one rotating machine creating troublesome vibrations, with the aircraft including a power source outputting electromagnetic force generator power outputs, a first and second distributed active vibration electromagnetic force generator, the first and second force generator including a distributed electronic control system and an electromagnetically driven mass, the force generators fixed to the aerostructure at first and second distributed active vibration control system sites, and electrical power distribution lines connecting the force generators with the power source with the power outputs outputted to the electromagnetic force generators, and a distributed force generator data communications network linking together the first and second distributed electronic control systems wherein the distributed electronic control systems communicate force generator vibration control data through the distributed force generator data communications network independently of the electrical power distribution lines to minimize the troublesome vibrations.
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Citations
13 Claims
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1. An aircraft with at least one rotating machine creating troublesome vibrations, said aircraft comprised of an aerostructure, said aircraft including:
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a power source, said power source outputting a plurality of electromagnetic force generator power outputs, said aerostructure including a plurality of distributed active vibration control system sites, at least a first distributed active vibration electromagnetic force generator, said first distributed active vibration electromagnetic force generator including a first distributed electronic control system and a first electromagnetically driven mass, said first distributed active vibration electromagnetic force generator fixed to said aerostructure at a first distributed active vibration control system site, at least a second distributed active vibration electromagnetic force generator, said second distributed active vibration electromagnetic force generator including a second distributed electronic control system and a second electromagnetically driven mass, said second distributed active vibration electromagnetic force generator fixed to said aerostructure at a second distributed active vibration control system site, a plurality of electrical power distribution lines, said electrical power distribution lines connecting said electromagnetic force generators with said power source with said electromagnetic force generator power outputs outputted to said electromagnetic force generators, a distributed force generator data communications network, said distributed force generator data communications system network linking together said at least first and second distributed electronic control systems wherein said distributed electronic control systems communicate force generator vibration control data through said distributed force generator data communications network independently of said electrical power distribution lines to minimize said troublesome vibrations. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of making an aircraft with suppressed inflight troublesome vibrations, said method comprising:
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providing an aircraft comprised of an aerostructure and at least one rotating machine creating troublesome vibrations, providing at least a first distributed active vibration electromagnetic force generator, said first distributed active vibration electromagnetic force generator including a first distributed electronic control system and a first electromagnetically driven mass, fixing said first distributed active vibration electromagnetic force generator to said aerostructure at a first distributed active vibration control system site, providing at least a second distributed active vibration electromagnetic force generator, said second distributed active vibration electromagnetic force generator including a second distributed electronic control system and a second electromagnetically driven mass, fixing said second distributed active vibration electromagnetic force generator to said aerostructure at a second distributed active vibration control system site, connecting said at least first and second electromagnetic force generators with a plurality of electrical power distribution lines to a power source, providing a distributed force generator data communications network, said distributed force generator data communications network linking together said at least first and second distributed electronic control systems, communicating force generator vibration control data through said distributed force generator data communications network independently of said electrical power distribution lines to minimize said troublesome vibrations. - View Dependent Claims (10)
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11. A method of making a vibration control system for suppressing troublesome vibrations, said method comprising:
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providing a structure including at least one rotating machine creating troublesome vibrations, providing at least a first distributed active vibration electromagnetic force generator, said first distributed active vibration electromagnetic force generator including a first distributed electronic control system and a first electromagnetically driven mass, fixing said first distributed active vibration electromagnetic force generator to said structure at a first distributed active vibration control system site, providing at least a second distributed active vibration electromagnetic force generator, said second distributed active vibration electromagnetic force generator including a second distributed electronic control system and a second electromagnetically driven mass, fixing said second distributed active vibration electromagnetic force generator to said structure at a second distributed active vibration control system site, connecting said at least first and second electromagnetic force generators with a plurality of electrical power distribution lines to a power source, providing a distributed force generator data communications network, said distributed force generator data communications network linking together said at least first and second distributed electronic control systems, communicating force generator vibration control data through said distributed force generator data communications network independently of said electrical power distribution lines to minimize said troublesome vibrations.
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12. A vehicle vibration control system for suppressing troublesome vehicle vibrations in a vehicle structure connected with at least one rotating machine creating troublesome vibrations, said vehicle vibration control system including:
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at least a first distributed active vibration electromagnetic force generator, said first distributed active vibration electromagnetic force generator including a first distributed electronic control system and a first electromagnetically driven mass, said first distributed active vibration electromagnetic force generator fixed to said vehicle structure at a first distributed active vibration control system site, at least a second distributed active vibration electromagnetic force generator, said second distributed active vibration electromagnetic force generator including a second distributed electronic control system and a second electromagnetically driven mass, said second distributed active vibration electromagnetic force generator fixed to said vehicle structure at a second distributed active vibration control system site, a plurality of electrical power distribution lines, said electrical power distribution lines connecting said electromagnetic force generators with a power source and providing said electromagnetic force generators with a plurality of electromagnetic force generator power outputs, a distributed force generator data communications network, said distributed force generator data communications network linking together said at least first and second distributed electronic control systems wherein said distributed electronic control systems communicate force generator vibration control data through said distributed force generator data communications network independently of said electrical power distribution lines to minimize said troublesome vibrations.
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13. A method of suppressing troublesome vibrations, said method comprising:
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providing a structure with troublesome vibrations, providing at least a first distributed active vibration electromagnetic force generator, said first distributed active vibration electromagnetic force generator including a first distributed electronic control system and a first electromagnetically driven mass, fixing said first distributed active vibration electromagnetic force generator to said structure at a first distributed active vibration control system site, providing at least a second distributed active vibration electromagnetic force generator, said second distributed active vibration electromagnetic force generator including a second distributed electronic control system and a second electromagnetically driven mass, fixing said second distributed active vibration electromagnetic force generator to said structure at a second distributed active vibration control system site, connecting said at least first and second electromagnetic force generators with a plurality of electrical power distribution lines to a power source, providing a distributed force generator data communications network, said distributed force generator data communications network linking together said at least first and second distributed electronic control systems and a plurality of distributed networked accelerometers sensing said troublesome vibrations, communicating force generator vibration control data through said distributed force generator data communications network independently of said electrical power distribution lines to minimize said troublesome vibrations.
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Specification