INRUSH CURRENT SUPPRESSION CIRCUIT CONTROLLING DEVICE, VOLTAGE CONVERSION SYSTEM, METHOD FOR CONTROLLING INRUSH CURRENT SUPPRESSION CIRCUIT, AND PROGRAM

摘要

#$%^&*AU2019202256A120191024.pdf#####[ABSTRACT] An inrush current suppression circuit controlling device which includes a switch which connects the AC power supply to the load at a startup, includes a zero cross detector which detects a zero cross of an input voltage input to the inrush current 5 suppression circuit, a drive signal output unit which outputs a drive signal for connecting the switch when a predetermined first time has passed after the zero cross is detected at a first startup, and a delay time record processing unit which measures and records a delay time until a current flows through the switch detected after the drive signal is output, wherein the drive signal output unit outputs the drive signal for connecting the switch at 10 a time at which a second time corresponding to the delay time has passed after the zero cross is detected at a second startup.1/5 FIG. 1 1 11~ ZERO CROSS DETECTION CIRCUIT ZERO CROSS SIGNAL CURRENT -LUE MICROCOMPUTER -12 RELAY DRIVE SIGNAL e INRUSH CURRENT SUPPRESSION CIRCUIT CONVERTER 13CIRCUIT SE FIG. 2 cp SW ---- 1 ---S~i 13 ALTENA ING - - CONVERTER CIRCUIT 14 R SW2