FIELD: electric engineering.
SUBSTANCE: rectifying plant comprises single-phase power transformer (1) with the main (2), first (3) and second (4) additional parts of the secondary winding, which are connected serially and in accord. Working set of valves (9-12) in the form of single-phase bridge is connected to the main part (2) of the secondary winding of transformer; common point of the first booster set of valves (13-14) is connected to capacitor with alternating capacitance (7) and discharge resistor (8); common point of the second booster set of valves (15-16) is connected to capacitor with alternating capacitance (5) and discharge resistor (6). Outputs of working set and two booster sets of valves have outputs for connection to load (17). Matched operation of working and booster sets of valves is provided by phase shift between voltages supplied to valve groups.
EFFECT: improved quality of rectified current, simplified and increased coefficient of power.
3 dwg
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Authors
Dates
2010-04-10—Published
2009-04-09—Filed