Elevator control device
A technology of elevator control device and power storage device, which is applied to circuit devices, battery circuit devices, current collectors, etc., can solve problems such as battery voltage rise, battery deterioration, gas generation, etc., and achieve the effect of suppressing deterioration.
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[0041] The first embodiment will now be described.
[0042] The elevator control device according to Embodiment 1 of the present invention will be described with reference to the drawings. figure 1 Shown is a block diagram of an elevator control device according to Embodiment 1 of the present invention. In addition, in each figure, the same code|symbol represents the same or equivalent part.
[0043] in figure 1 Among them, 1 is a power frequency three-phase AC power supply, 2 is a converter composed of diodes, 3 is a capacitor, 4 is an inverter, 5 is a motor such as an induction motor, 6 is a traction machine, and 7 is an elevator car. 8 is the counterweight and 9 is the traction wire rope.
[0044] The electric motor 5 drives the hoisting machine 6 to rotate to move the elevator car 7 and the counterweight 8 connected to both ends of the hoisting wire rope 9 to transport the passengers in the car 7 to a predetermined floor.
[0045] The converter 2 is composed of a diode or th...
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