AC power supplied static switching apparatus having energy recov

Details AC power supplied static switching apparatus having energy recov AC power supplied static switching apparatus having energy recov

1986-06-23

1987-09-29

Salce, Patrick R.

Electric power conversion systems

Frequency conversion without intermediate conversion to d.c.

By semiconductor converter

363 10, 361 88, H02M 5275

Patent

active

046972307

ABSTRACT:
A three-phase matrix converter including switches having snubber circuits associated thereto, is provided with a common voltage clamp capacitor for limiting the voltage applied to the snubber capacitor, and energy is accumulated in the clamp capacitor which is controllably dissipated, in particular by providing energy to auxiliary elements of the overall system.

REFERENCES:
patent: 4276588 (1981-06-01), McLyman et al.
patent: 4438486 (1984-03-01), Ferraro
patent: 4555754 (1985-11-01), Hennevin
patent: 4607322 (1986-08-01), Henderson

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