FIELD: electricity.
SUBSTANCE: invention suggests power supply system (200), which has the first input (206), output (218), DC/DC converter (204), rectifier circuit (212) and voltage limiter (214). The first input receives alternating-current voltage. Power is supplied to load (216) through the output. DC/DC converter comprises the second input (203), which is coupled by capacitor coupling to the first input, at that DC/DC converter supplies the output. Rectifier circuit is coupled by capacitor coupling to the first input and connected between the first input and output. Rectifier circuit supplies rectified output voltage to the output. Voltage limiter is coupled to the output and limits rectified voltage by the preset voltage value.
EFFECT: power losses reduction.
15 cl, 17 dwg
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Authors
Dates
2015-07-20—Published
2011-02-14—Filed