Motor control apparatus, motor control system, motor control method

Patent metadata

Field	Value
Publication number	US-10122314-B2
Application number	US-201615263794-A
Country	US
Kind code	B2
Filing date	Sep 13, 2016
Priority date	Mar 13, 2014
Publication date	Nov 6, 2018
Grant date	Nov 6, 2018

Abstract

A motor control apparatus for controlling driving of a motor includes an inverter which supplies power to a motor having a position detector, and circuitry which controls power conversion of the inverter based on at one or more predetermined control parameters, determine a type of the motor based on a signal received from the position detector of the motor, and control notification of setting confirmation of one or more of the predetermined control parameters in accordance with the type of the motor.

First claim

What is claimed is:

1. A motor control apparatus for controlling driving of a motor, comprising:
an inverter configured to supply power to a motor comprising a position detector; and
circuitry configured to control power conversion of the inverter based on at least one predetermined control parameter, determine a type of the motor based on a signal received from the position detector of the motor, and control notification of setting confirmation of the at least one predetermined control parameter in accordance with the type of the motor,
wherein the circuitry is configured to determine the type of the motor from one of a rotation type and a linear motion type, and the circuitry comprises a non-volatile memory and is configured to record the type of the motor in the non-volatile memory, make comparison between a current type and a preceding type recorded in the non-volatile memory, determine whether the current type and the preceding type match, and control the notification when the current type and the preceding type do not match.

2. The motor control apparatus according to claim 1 , wherein the circuitry is configured to release the notification based on a release signal received from an external terminal.

3. The motor control apparatus according to claim 2 , wherein the circuitry is configured to control display of exclusive control parameters including different contents corresponding to types of motors respectively among the at least one predetermined control parameters.

4. The motor control apparatus according to claim 3 , wherein the circuitry is configured to control the display of the contents of the exclusive control parameters respectively corresponding to the current type and the preceding type in contrast.

5. The motor control apparatus according to claim 4 , wherein the circuitry is configured to set the contents of the exclusive control parameter for the current type.

6. The motor control apparatus according to claim 5 , further comprising:
a converter configured to covert AC power fed from an AC power supply into DC power and comprising a rectification circuit and a smoothing circuit.

7. The motor control apparatus according to claim 1 , further comprising:
a converter configured to covert AC power fed from an AC power supply into DC power and comprising a rectification circuit and a smoothing circuit.

8. The motor control apparatus according to claim 2 , further comprising:
a converter configured to covert AC power fed from an AC power supply into DC power and comprising a rectification circuit and a smoothing circuit.

9. The motor control apparatus according to claim 3 , further comprising:
a converter configured to covert AC power fed from an AC power supply into DC power and comprising a rectification circuit and a smoothing circuit.

10. The motor control apparatus according to claim 4 , further comprising:
a converter configured to covert AC power fed from an AC power supply into DC power and comprising a rectification circuit and a smoothing circuit.

11. A motor control system, comprising:
a motor comprising a position detector;
a motor control apparatus configured to control driving of the motor and comprising an inverter and circuitry; and
an external terminal externally connected to the motor control apparatus and configured to output a release signal which releases notification,
wherein the inverter is configured to supply power to the motor having the position detector, and the circuitry is configured to control power conversion of the inverter based on at least one predetermined control parameter, determine a type of the motor based on a signal received from the position detector of the motor, and control the notification of setting confirmation of the at least one predetermined control parameter in accordance with the type of the motor,
wherein the circuitry is configured to determine the type of the motor from one of a rotation type and a linear motion type, and the circuitry comprises a non-volatile memory and is configured to record the type of the motor in the non-volatile memory, make comparison between a current type and a preceding type recorded in the non-volatile memory, determine whether the current type and the preceding type match, and control the notification when the current type and the preceding type do not match.

12. The motor control system according to claim 11 , wherein the circuitry is configured to release the notification based on a release signal received from an external terminal.

13. The motor control system according to claim 12 , wherein the circuitry is configured to control display of exclusive control parameters including different contents corresponding to types of motors respectively among the at least one predetermined control parameters.

14. A motor control method for controlling driving of a motor, comprising:
controlling power conversion of an inverter based on at least one predetermined control parameter;
determining a type of a motor based on a signal received from a position detector of the motor; and
controlling notification of setting confirmation of the at least one predetermined control parameter in accordance with the type of the motor determined;
recording, in a non-volatile memory, the type of the motor determined;
making comparison between a current type and a preceding type recorded in the non-volatile memory;
determining whether the current type and the preceding type match; and
controlling the notification when the current type and the preceding type do not match,
wherein the inverter is configured to supply power to the motor comprising the position detector, and the determining of the type of the motor comprises determining the type of the motor from one of a rotation type and a linear motion type.

15. The motor control method according to claim 14 , further comprising:
releasing the notification based on a release signal received from an external terminal.

16. The motor control method according to claim 15 , wherein the controlling of the notification comprises controlling display of exclusive control parameters including different contents corresponding to types of motors respectively among the at least one predetermined control parameters.

17. The motor control method according to claim 16 , wherein the controlling of the display comprises controlling the display of the contents of the exclusive control parameters respectively corresponding to the current type and the preceding type in contrast.

18. The motor control method according to claim 17 , further comprising:
setting the contents of the exclusive control parameter for the current type of the motor.

Assignees

• Yaskawa Electric Corp

Inventors

• Oka Yusuke
• Okubo Tadashi

Classifications

• H02P6/006

  Controlling linear motors · CPC title

• H02P27/08 Primary

  with pulse width modulation · CPC title

• H02P6/08

  Arrangements for controlling the speed or torque of a single motor (H02P6/10, H02P6/28 take precedence) · CPC title

• H02P29/02 Primary

  Providing protection against overload without automatic interruption of supply (protection against faults of stepper motors H02P8/36) · CPC title