阅读说明：本技术 用于电气机器的校准和诊断设备及方法 (Calibration and diagnostic apparatus and method for electrical machines ) 是由 丹尼·奇奥诺 达维德·贝托尼 法比奥·博雷洛 于 2018-05-18 设计创作，主要内容包括：描述了用于电气机器的校准和诊断设备(10),其包括：位置传感器(11),该位置传感器对接到电气机器的转子以测量转子的角位置；储存单元(14),在电气机器的制造期间所计算出的数据被储存在该储存单元中并且可以用于校正所检测到的转子位置与实际的角转子位置之间的误差；微处理器(15),该微处理器适于将由位置传感器(11)检测到的信息储存在储存单元(14)中,以对被储存在储存单元(14)中的信息和/或由位置传感器(11)检测到的信息进行管理和处理,以及将经处理的数据通信到与电气机器连接的逆变器(20),从而使用角转子位置的实际值来驱动电气机器；还描述了用于这样的设备(10)的操作方法。(A calibration and diagnostic device (10) for an electrical machine is described, comprising: a position sensor (11) interfaced to the rotor of the electrical machine to measure the angular position of the rotor; a storage unit (14) in which data calculated during the manufacture of the electrical machine are stored and which can be used to correct errors between the detected rotor position and the actual angular rotor position; a microprocessor (15) adapted to store the information detected by the position sensor (11) in the storage unit (14), to manage and process the information stored in the storage unit (14) and/or the information detected by the position sensor (11), and to communicate the processed data to an inverter (20) connected to the electric machine, in order to drive the electric machine using the actual value of the angular rotor position; a method of operation for such a device (10) is also described.)

1. Calibration and diagnostic device (10) for an electrical machine, comprising:

-a position sensor (11) configured to be connected with a rotor of an electrical machine and adapted to measure an angular position of the rotor;

-a storage unit (14) in which data calculated during the manufacture of the electrical machine are stored and used to correct the error between the rotor position detected by the position sensor (11) and the actual angular rotor position;

-a microprocessor (15) connected to the position sensor (11) and to the storage unit (14) and adapted to store the information detected by the position sensor (11) in the storage unit (14), to manage and process the information stored in the storage unit (14) and/or the information detected by the position sensor (11), and to communicate the processed data to an inverter (20) connected to the electric machine through an analog communication line (21) and/or a digital communication line (22), so as to drive the electric machine using the actual value of the angular rotor position.

2. Calibration and diagnostic device (10) for electrical machines according to claim 1, characterized in that it further comprises at least one vibration sensor (12) suitable for detecting the vibration values of the electrical machine during its operation, and in that said microprocessor (15) is also connected to said vibration sensor (12) and suitable for managing and processing the information detected by said vibration sensor (12), for storing it in said storage unit (14), and for communicating the processed data to said inverter (20) through said analog communication line (21) and/or digital communication line (22), so as to carry out a diagnosis of the motor degradation in time.

3. Calibration and diagnostic device (10) for electrical machines according to claim 2, characterized in that said vibration sensor (12) comprises an accelerometer.

4. Calibration and diagnostic device (10) for an electrical machine according to any one of the preceding claims, characterized in that said electrical machine is an electric motor.

5. Calibration and diagnostic device (10) for electrical machines according to any one of the preceding claims, characterized in that said position sensor (11) is a magnetic sensor comprising: a rotating element (16) connected to the rotor of the electrical machine and comprising a magnet; and a fixed element (18) comprising a plurality of magnetic sensors.

6. Calibration and diagnostic device (10) for an electrical machine according to any one of the preceding claims, characterized in that it is configured to be mounted on the electrical machine and comprises a housing inside which are stored sensors (11, 12), a storage unit (14) and a microprocessor (15).

7. Calibration and diagnostic device (10) for an electrical machine according to any one of the preceding claims, characterized in that in the storage unit (14) there are stored, in addition to the information relating to the sensors (11, 12), source-related data for each main component of the electrical machine at any time during the lifetime of the electrical machine.

8. Method of operation of a calibration and diagnostic device (10) for electrical machines according to any one of the preceding claims, characterized in that it comprises the following steps: a step of manufacturing the electrical machine, in which the angular rotor position is measured, and the measured data are compared with values measured by the position sensor (11) of the device (10) to detect errors; and a step of storing the error value in the storage unit (14) by the microprocessor (15).

9. Method of operation of a calibration and diagnostic device (10) for electrical machines according to claim 8, characterized in that it comprises the following steps: the vibration sensor (12) detects machine vibrations at certain time intervals and stores such data in the storage unit (14) by means of the microprocessor (15).

10. The operating method of a calibration and diagnostic device (10) for electrical machines according to claim 8 or 9, characterized in that the data stored in the storage unit (14) are saved and processed by the microprocessor (15) and communicated to the inverter (20) through the analog communication line (21) and/or digital communication line (22), so as to use the actual value of the angular rotor position to drive the electrical machine and to perform a diagnosis of the motor degradation in time.

11. Electrical machine, characterized in that it comprises a calibration and diagnostic device (10) for electrical machines according to any one of claims 1 to 7.