Module for matrix converter has 3 main current input and output electrodes connected by stages containing main current diode, insulating gate bipolar transistor and auxiliary diode
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Device for exchanging electrical power between primary and secondary side 3-phase systems, has matrix converter whose switching state is determined from current influencing parameters
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Module for matrix converter with which two modules suffice for constructing complete matrix converter based on bipolar transistors
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Device for exchanging electrical power between primary and secondary three-phase systems controls switching state of matrix converter between primary and secondary three-phase systems
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Device and method for obtaining a dynamically high-quality, partially synthesized signal for accelerating the rotor of a drive
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Power converter with actively influenced commutation
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Power converter with actively controlled commutation
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Sensor system for determining at least one of the three parameters, angular acceleration, angular velocity or angular position of a rotating element
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Encoder system for determining at least one of the three variables of rotational acceleration, angular velocity or angular position of a rotating component
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Current-regulated motor circuit
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Method and circuit arrangement for operating a convertor motor which is excited by a rotating field
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Speed control of systems with high order transfer functions and multi-variable outputs - generating control vector that introduces stabilising function for control of drives with elastic elements
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Three=phase current regulator for variable speed drive - provides direct regulation of electrical output parameter using detected phase components
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Harmonic-free DC power supply for bipolar load - uses concreted shorting of several sources of direct current sharing same deg. of pulse width modulation
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Electrical supply with high current change speeds - using several current adjusters with symmetrically offset pulsed current cycles producing reduced inductivity in smoothing valve
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Variable DC supply for two pole appts. - has parallel sources with short circuit switches and series decoupling diodes allowing adjustment in stages
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DC supply unit with fast response and freedom from transients - uses pulse width control of multiple DC sources connected in series and smoothed
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Method and device for regulating a direct current using D.C. controllers connected in parallel
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Electrical circuit arrangement, which is supplied from a DC voltage source, for supplying a load two-pole network with a direct current which is impressed but can be interrupted or a block-form alternating current which is impressed but can be interrupted, with adjustable limiting of the voltages on the load two-pole network and on the electronic one-way switches which are used
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Simple device for detecting with high accuracy the deviation of the multiple of the angle of rotation of a shaft from a nominal value specified for this
