ELEVATOR SPEED CONTROL DEVICE, ELEVATOR SPEED CONTROLLING METHOD AND ELEVATOR SPEED CONTROLLING PROGRAM

摘要

AN ELEVATOR SPEED GOVERNOR FOR AN ELEVATOR IN WHICH AN ELEVATOR CAR (1) IS ATTACHED TO ONE END OF A ROPE (2) HAVING A COUNTERWEIGHT (3) ON THE OTHER END AND DRIVEN BY A MOTOR (5) VIA THE ROPE (2) COMPRISES A MOTOR CURRENT DETECTOR (15) THAT DETECTS A MOTOR CURRENT OF THE MOTOR (5), A TARGET SPEED DETERMINING SECTION (11) THAT DETERMINES A TARGET SPEED IN ACCORDANCE WITH THE MOTOR CURRENT DETECTED BY THE MOTOR CURRRENT DETECTOR (15), AND A MOTOR CONTROL SECTION (13) THAT CONTROLS THE MOTOR (5) SO THAT THE ELEVATOR CAR (1) MOVES AT THE TARGET SPEED DETERMINED BY THE TARGET SPEED DETERMINING SECTION (11). FIGURE 1