[PDF] Top 20 Control design for a magnetostrictive transducer

Control design for a magnetostrictive transducer

... tion with stochastic homogenization techniques to ac- commodate variations in coercive and effective fields. We assume fixed temperatures for this development and the model ignores losses due to eddy currents and there- ... See full document

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Partial inverse compensation techniques for linear control design in magnetostrictive transducers

... [r] ... See full document

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Optimal tracking using magnetostrictive actuators operating in nonlinear and hysteretic regimes

... However, magnetostrictive transducers are typically magnetized by a permanent magnet to provide improved actuation properties ...feedback control since the states are not known in ... See full document

30

Experimental implementation of a nonlinear control method for magnetostrictive transducers

... nonlinear control design for magnetostrictive transducers operating in hysteretic ...optimal control theory to construct open loop inputs for ... See full document

6

Open loop nonlinear optimal tracking control of a magnetostrictive terfenol-d actuator

... nonlinear control design where the constitutive law is directly incorporated into an optimal nonlinear control ...tracking control accuracy for a magnetostrictive transducer at ... See full document

12

Control Study of Precision Giant Magnetostrictive Actuator Based on Active Disturbance Rejection Control Technology

... Giant magnetostrictive material (GMM) is a new functional material with magnetostrictive effect, able to realize electric-magnetic-mechanical energy conversion and provided with sensing and actuating ... See full document

7

Piezoceramic Element Design and Fabrication for Ultrasonic Transducer of Gas Meter

... Gas flow measurement has always been a key requirement in all industrial operations including natural gas distribution, compressed air systems, air conditioning, and process control. Ultrasonic flowmeters are one ... See full document

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A nonlinear model-based control method for magnetostrictive actuators

... the magnetostrictive transducers advan- tageous over other smart material transducers such as piezoceramics and ...with magnetostrictive actuators, however, lies in the hysteresis and nonlinearities ... See full document

6

Development of Body Tissue Temperature Control Transducer

... Abstract: The aim of the study was to evaluate the influence of transduser design and its elements, and their materials on temperature in deeper layers of tissues measurement results. A digital modeling was ... See full document

9

Characterization of Stress-Effects in Ferroelectrics with Application to Transducer Design

... sensing transducer capabilities due to the electromechanical cou- pling inherent to the ...for transducer design, the noncentrosymmetric structure of the compounds produces hysteresis and ... See full document

122

A nonlinear physics-based optimal control method for magnetostrictive actuators

... and magnetostrictive particle actuators ...of transducer dynamics is based on the assumption that the underlying system is linear with nonlinear output harmonics acting as a ...nonlinear control ... See full document

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Magnetostrictive energy harvesting: materials and design study

... frequency transducer energy ...harvesting transducer which consisted of a magnetostrictive cylindrical rod (either Galfenol or Terfenol-D) within a pick up and along with a biasing ...The ... See full document

8

Design, Modeling and Experiments of An In-pipe Magnetostrictive Impact Drive Mechanism

... To test the performance of the proposed in-pipe IDM, an experimental setup has been built (shown in Figure 3). The 0-1 V saw-tooth signal is generated by dSPACE platform, and amplified into 0-4 A current by AE-7224. The ... See full document

7

Experimental implementation of a hybrid nonlinear control design for magnetostrictive actuators

... a control design to compensate for nonlinearities and ...linear control methods can be employed ...the control design so that the nonlinear control input is directly ... See full document

30

A nonlinear optimal control design using narrowband perturbation feedback for magnetostrictive actuators

... actuator design and control law required to meet stringent performance ...a magnetostrictive Terfenol-D rod operating in the nonlinear and hysteretic regime is illustrated in Figure ...the ... See full document

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Robust control of a magnetostrictive actuator

... time control, the control method must be designed to reject a significant amount of error in the linearization of the ...The control design must be able to reject this error to the input of ... See full document

12

TERFENOL D: A HIGH POWER GIANT MAGNETOSTRICTIVE MATERIAL FOR SUBMARINE MAPPING

... laminated magnetostrictive cores and slit permanent magnets help minimize eddy current ...the transducer for accurate prediction of transducer ...between design and modeling are observed in ... See full document

6

An adaptive control method for magnetostrictive transducers with hysteresis

... control (MRAC) strategy based on a Preisach model is.. developed.[r] ... See full document

6

Optimization Design of Phased Array Ultrasonic Transducer Arrays

... The design and selection of the transducer array parameters directly affect the performance of the audio directional transmission ...optimization design of phased array ultrasonic transducer ... See full document

6

Magnetostrictive magnetometer

... A portable magnetometer with internal power source comprising, in combination: a magnetostrictive rod having a ?xed portion 25 rod, laser means ?xed with respect to the base and opera ro[r] ... See full document

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