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structures by numerous researchers. For effective active vibration control, the structure should be smart enough to sense external disturbances and react accordingly. In order to develop an active structure (also known as smart structure), smart materials must be integrated or embedded with the
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Test bench for active vibration control at the
Fraunhofer Institute LBF. A piezo driven active engine mount cancels the vibration resulting from several motors on top of the Mount by inducing countervibrations.
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Qiu, Zhi-cheng; Zhang, Xian-min; Wu, Hong-xin; Zhang, Hong-hua (2007-04-03). "Optimal placement and active vibration control for piezoelectric smart flexible cantilever plate".
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Vasques, C. M. A.; Dias
Rodrigues, J. (2006-09-01). "Active vibration control of smart piezoelectric beams: Comparison of classical and optimal feedback control strategies".
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Sharma, Anshul; Kumar, Rajeev; Vaish, Rahul; Chauhan, Vishal S. (2014-09-01). "Lead-free piezoelectric materials' performance in structural active vibration control".
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Sharma, Anshul; Kumar, Rajeev; Vaish, Rahul; Chauhan, Vishal S. (2015-09-15). "Active vibration control of space antenna reflector over wide temperature range".
248:, then the control system may adapt to the ongoing vibration, thereby providing better cancellation than would have been provided simply by reacting to each new
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structure. The smart structure involves sensors (strain, acceleration, velocity, force etc.), actuators (force, inertial, strain etc.) and a control algorithm (
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is now also commercially available for reducing vibration in helicopters, offering better comfort with less weight than traditional passive technologies.
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Omidi, Ehsan; Mahmoodi, S. Nima (2015-02-27). "Consensus positive position feedback control for vibration attenuation of smart structures".
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Active vibration control has been successfully implemented for vibration attenuation of
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The typical active vibration control system uses several components:
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is being affected by vibration. For example, the production of
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Many precision industrial processes cannot take place if the
358:. Composite Adaptive Structures: Modelling and Simulation.
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