FIELD: electricity.
SUBSTANCE: in the proposed device of synchronisation between buses A, B, C and A2, B2, C2, there are seven summators and two adaptive periodical filters of the first order included, providing for filtration of a three-phase system of voltages without connection of a zero wire, and in generation of sync pulses based on comparison of voltages of a three-phase system there are another three additional summators used, which exclude a requirement of availability of a zero wire.
EFFECT: realisation of stable sync pulses for a system of control of thyristor rectifier with availability of reducing harmonic components in a supply network, without mandatory requirements of zero wire availability with using smaller quantity of filtering elements.
4 dwg
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Authors
Dates
2014-02-20—Published
2012-11-21—Filed