Kabushiki Kaisha Yaskawa Denki

Daichi Horimai

Tadashi Okubo

Junichi Watanabe

Yusuke Oka

Mitsujiro Sawamura

Atsunobu Sakata

Hiroyuki Murakami

A motor control system includes a motor, a motor control apparatus that drives the motor and includes a first communication port and a second communication port, an upper-level control apparatus connected to the first communication port via a first communication path, an interface connected to the second communication port via a second communication path, and one or more detectors that detect information for controlling the motor and are connected to or including the interface. The motor control apparatus includes processing circuitry that obtains the information detected by the detector and exchanged between the upper-level control apparatus and the interface, and controls the motor based on the obtained information.

Motor control system, motor control apparatus, and method for controlling motor

This disclosure discloses a brake diagnosis device configured to diagnose a brake of a motor with a brake. The brake diagnosis device includes a brake control part, a diagnosis part, and a signal output part. The brake control part is configured to actuate or release the brake. The diagnosis part is configured to diagnose a presence or absence of an abnormality of the brake while the brake is actuated by the brake control part. The signal output part is configured to output a signal related to a brake abnormality after the brake is released by the brake control part in a case that the diagnosis part diagnoses the brake as having an abnormality.

Brake diagnosis device and brake diagnosis method

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Kitakyushu, Japan

Daichi Horimai