CN202997515U - Brushless DC motor fault detection controller - Google Patents
Brushless DC motor fault detection controller Download PDFInfo
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- CN202997515U CN202997515U CN 201220605291 CN201220605291U CN202997515U CN 202997515 U CN202997515 U CN 202997515U CN 201220605291 CN201220605291 CN 201220605291 CN 201220605291 U CN201220605291 U CN 201220605291U CN 202997515 U CN202997515 U CN 202997515U
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Abstract
The present utility model discloses a brushless DC motor fault detection controller. The controller comprises a one-chip microcomputer which is connected with a current detection module, a voltage detection module, a rotating speed detection module and a motor driven module, the motor driven module is connected with a brushless DC motor, the brushless DC motor is respectively connected with the current detection module, the voltage detection module and the motor driven module. Sensors are adopted to collect various signal parameters of the operation of the corresponding brushless DC motor, the parameters are transmitted to the control core one-chip microcomputer, data are processed and analyzed by the one-chip microcomputer, if the operation parameters of the brushless DC motor are abnormal, an alarm is given out immediately, and operation of the motor is stopped.
Description
Technical field
The utility model relates to a kind of controller, a kind of brushless DC motor fault detect controller particularly, and this controller can detect in real time to the ruuning situation of brushless DC motor, can reach alarm and stop the operation of motor when breaking down.
Background technology
The motor manufacturing is one of industry larger in China's mechanical industry, and it is the important foundation product that is related to all trades and professions automation, is again and the closely-related universal product large in number and widely distributed, various in style of human lives.Motor is electric energy to be changed into the main execution unit of mechanical energy, and domestic 60%～70% energy output is consumed by motor.Therefore, raising and the development of the kind of motor product, the various performance levels of quality and quantity all can directly affect the development level of each department of national economy complete set of equipments.The advantages such as traditional direct current machine is cheap because of it, easy operating enjoy great popularity.But its major defect is that the useful life of motor collecting ring is very short.In addition, spark can damage rotor coil, cause Electro Magnetic Compatibility (EMC) problem, and the commutation of the coil of dc brushless motor is by electronic inverter rather than uses collector ring, thereby avoided this class problem, and it has the characteristics such as high-energy-density, high torque (HT) inertia ratio, high efficiency, thereby is widely used.Yet motor can be due to excess load, overheated etc. former thereby break down in running.Therefore, detect as soon as possible fault and take corresponding measure to be very important before electrical fault.Dc brushless motor is at a lot of with bringing into play very important effect in modern industry, and is now also more and more higher to the requirement of Security of the system and reliability simultaneously, therefore the fault detect of motor has been caused greatly pay attention to.
Summary of the invention
The purpose of this utility model is, a kind of brushless DC motor fault detect controller is provided, and it can detect in real time to the ruuning situation of brushless DC motor.
In order to realize above-mentioned task, the utility model is taked following technical solution:
A kind of brushless DC motor fault detect controller, it is characterized in that, comprise single-chip microcomputer, be connected with current detection module, voltage detection module, rotating speed detection module and motor drive module on single-chip microcomputer, wherein, motor drive module connects brushless DC motor, and brushless DC motor is connected with current detection module, voltage detection module and motor drive module respectively.
Other characteristics of the present utility model are:
Described single-chip microcomputer adopts the MC9S12XS128 single-chip microcomputer.
Brushless DC motor fault detect controller of the present utility model, various signal parameters by the corresponding brushless DC motor operation of each transducer collection, and it is passed to the control core single-chip microcomputer, through the single-chip data Treatment Analysis, if the brshless DC motor operational factor occurs abnormal, give the alarm immediately, and stop the motor operation.
Description of drawings
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the utility model software flowing chart are;
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment
Referring to Fig. 1, the present embodiment provides a kind of brushless DC motor fault detect controller, comprise a single-chip microcomputer, be connected with current detection module, voltage detection module, rotating speed detection module and motor drive module on single-chip microcomputer, wherein, motor drive module connects brushless DC motor, and brushless DC motor is connected with current detection module, voltage detection module and rotating speed detection module respectively.
In the present embodiment, single-chip microcomputer is selected the MC9S12XS128 single-chip microcomputer.Adopt Code Warrior as the program software compiler on the MC9S12XS128 single-chip microcomputer, brushless DC motor fault detect controller is debugged, gather each operational factor of brushless DC motor, the qualitatively analyze data, in case it is abnormal to find that the operational factor of motor occurs, give the alarm immediately, and stop the motor operation.
Current detection module is comprised of Hall current sensor and A/D modular converter, and its function is to obtain the stator current information of brushless DC motor, makes further analyzing and processing for the MC9S12XS128 single-chip microcomputer; Voltage detection module is comprised of voltage detecting circuit and A/D modular converter, and its function is to obtain the information such as the bus direct voltage of brushless DC motor and stator voltage; The rotating speed detection module is comprised of the pulse counter module in transducer, A/D modular converter and MC9S12XS128 single-chip microcomputer, judges whether to break down by the real-time rotate speed that detects motor.
The following describes this controller failure testing process:
Referring to Fig. 2, power on the beginning after, at first to carry out initialization, mainly comprise the initialization of each functional module in the MC9S12XS128 single-chip microcomputer, then gather electric current, voltage and the rotary speed information of brushless DC motor, the data that collect are processed and analyzed, if it is abnormal to find that operational factor occurs, control buzzer and report to the police, and send control signal and make motor out of service.
In manufacturing process, electronic devices and components used are commercially available known product, and those skilled in the art can realize the connection of each electronic devices and components according to the application's technique effect.
Claims (2)
1. brushless DC motor fault detect controller, it is characterized in that, comprise single-chip microcomputer, be connected with current detection module, voltage detection module, rotating speed detection module and motor drive module on single-chip microcomputer, wherein, motor drive module connects brushless DC motor, and brushless DC motor is connected with current detection module, voltage detection module and motor drive module respectively.
2. brushless DC motor fault detect controller as claimed in claim 1, is characterized in that, described single-chip microcomputer adopts the MC9S12XS128 single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220605291 CN202997515U (en) | 2012-11-15 | 2012-11-15 | Brushless DC motor fault detection controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220605291 CN202997515U (en) | 2012-11-15 | 2012-11-15 | Brushless DC motor fault detection controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202997515U true CN202997515U (en) | 2013-06-12 |
Family
ID=48568647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220605291 Expired - Fee Related CN202997515U (en) | 2012-11-15 | 2012-11-15 | Brushless DC motor fault detection controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202997515U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297687A (en) * | 2014-11-19 | 2015-01-21 | 芜湖杰诺瑞汽车电器***有限公司 | Failure monitoring and alarm system for three-phase asynchronous motor |
| CN106344121A (en) * | 2016-08-30 | 2017-01-25 | 苏州品诺维新医疗科技有限公司 | Water jet scalpel and utilization method thereof |
| CN112019102A (en) * | 2020-09-01 | 2020-12-01 | 安徽理工大学 | Brushless direct current motor rotation speed control device and method |
-
2012
- 2012-11-15 CN CN 201220605291 patent/CN202997515U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297687A (en) * | 2014-11-19 | 2015-01-21 | 芜湖杰诺瑞汽车电器***有限公司 | Failure monitoring and alarm system for three-phase asynchronous motor |
| CN106344121A (en) * | 2016-08-30 | 2017-01-25 | 苏州品诺维新医疗科技有限公司 | Water jet scalpel and utilization method thereof |
| CN112019102A (en) * | 2020-09-01 | 2020-12-01 | 安徽理工大学 | Brushless direct current motor rotation speed control device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20131115 |