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Dynamic positioning system with vectorial backstepping controller

2013 18th International Conference on Methods & Models in Automation & Robotics (MMAR), 2013
The problem of synthesis a dynamic positioning system for low frequency model of surface vessel was considered in this paper. The recursive vectorial backstepping control design was used to keep a fixed position and heading in presence of wave disturbances.
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An Algorithm for Vectorial Control Approximation Problems

1997
We consider a convex vectorial control approximation problem and derive necessary and sufficient optimality conditions for solutions of a corresponding scalarized problem using the subdifferential calculus. These optimality conditions can be solved by a proximal point algorithm introduced in [3].
H. Benker, A. Hamel, Chr. Tammer
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Vectorial Control of Cell Growth with Microelectrode

1988
Quite a few investigations have been reported on the effects of electrical field on biological phenomena. These phenomena are usually composed of so many reactions that it is difficult to identify the net effects of electric field. In comparison with chemical reagents, an electric field has characteristic properties such as strength, exposure time, and
Hideaki Matsuoka   +2 more
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Saturated Vectorial Control of Multi-phase Synchronous Motors

IFAC Proceedings Volumes, 2010
Abstract This paper deals with the torque control of multi-phase permanent magnet synchronous machines. The dynamic model of these motors is obtained using the Power-Oriented Graphs technique. This graphical modeling technique allows to write the dynamic equations of the system in a very compact form.
ZANASI, Roberto, FEI, Marco
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Statistical Process Control using Vectorial Tolerancing

1996
There will always be a certain amount of systematic and random errors in a manufacturing process. Quality loss is kept at a minimum when the systematic error is minimal and the process is centred at nominal value. To achieve this, controlling the manufacturing process is vital. In Vectorial Tolerancing surface location and orientation is described with
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On duality in the vectorial control-approximation problem

ZOR Zeitschrift f� Operations Research Methods and Models of Operations Research, 1991
For a vectorial control-approximation problem with a finite number of objectives the author formulates a corresponding dual problem. Moreover, he proves weak and strong duality theorems for these two vector optimization problems.
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Microprocessor and transputer implementation of AC motor vectorial control

PESC `92 Record. 23rd Annual IEEE Power Electronics Specialists Conference, 2003
Two different solutions for vector phase control for AC motors have been implemented, tested, and compared. One of these uses a 16 b microprocessor (80286), with a coprocessor, working at a 33 MHz clock rate. The number of floating point operations to be performed in the computation of the equations involved in vector phase control required the use of ...
J. Peracaula, J. Bordonau
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Polarization-control mechanisms by injection in vectorial bistable lasers

Journal of the Optical Society of America B, 1993
The all-optical control of the polarization in a vectorial bistable monomode laser by injection with a second laser is analyzed theoretically and performed experimentally. The polarization is shown to switch following either an externally induced rotation or an externally induced inhibition mechanism.
G. Ropars, R. Le Naour, A. Le Floch
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Full digital vectorial control of an asynchronous motor: a prototypical realization

Proceedings of 1994 IEEE International Symposium on Industrial Electronics (ISIE'94), 2002
The paper describes a microprocessor-based control system for speed control of an induction motor. All control tasks are performed by a 32-bit microcontroller. Experimental results are presented. >
ATTAIANESE, Ciro   +3 more
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