CN112698612A - Three-phase motor vibration wireless remote measurement and control system based on ZigBee and LabVIEW - Google Patents
Three-phase motor vibration wireless remote measurement and control system based on ZigBee and LabVIEW Download PDFInfo
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- CN112698612A CN112698612A CN202110019367.8A CN202110019367A CN112698612A CN 112698612 A CN112698612 A CN 112698612A CN 202110019367 A CN202110019367 A CN 202110019367A CN 112698612 A CN112698612 A CN 112698612A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
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- Automation & Control Theory (AREA)
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Abstract
The invention discloses a three-phase motor vibration wireless remote measurement and control system based on ZigBee and LabVIEW. A node circuit of a temperature and vibration lower computer is designed, and real-time acquisition of temperature and vibration data of a three-phase asynchronous speed reducing motor ZH100-20-S by a coordinator is realized through a ZigBee wireless network built by a Z-stack protocol stack. The coordinator sends the lower computer node data to upper computer software developed based on LabVIEW through USB communication for processing, so that the real-time display of the time domain waveform, the power spectrum, the cepstrum and the motor temperature of the three shafts of the motor vibration X, Y, Z is realized, and meanwhile, the remote allopatric login control of the upper computer internet can be realized through an IP address generated by the upper computer. The problems that the frequency spectrum analysis of motor vibration X, Y, Z in the three-axis direction is difficult, the interference of wired transmission to signals is large, and network remote monitoring cannot be achieved are effectively solved.
Description
Technical Field
The invention belongs to the technical field of Internet of things, and particularly relates to a method for remotely measuring and controlling mechanical vibration and temperature change generated in the working process of a three-phase asynchronous speed reducing motor.
Background
At present, the application of the internet of things is more and more extensive, and a three-phase motor vibration wireless remote measurement and control system based on ZigBee and LabVIEW is a specific application of the internet of things. The system realizes real-time acquisition of vibration acceleration and temperature signals of the three-phase asynchronous speed reduction motor ZH100-20-S through the vibration acceleration sensor which is adsorbed on the motor shell by the magnetic seat and the temperature sensor which is embedded on the motor shell. The traditional data transmission mode that the sensor is in wired connection with the data acquisition card is upgraded to the mode that a ZigBee wireless network is utilized to package data acquired by a vibration acceleration sensor and a temperature sensor through a lower computer functional node and wirelessly transmit the data to a coordinator node, the coordinator transmits information to an upper computer developed by LabVIEW through USB communication, and the upper computer processes the information, so that the temperature of the motor, the three-axis vibration time domain waveform, the power spectrum waveform and the cepstrum waveform of the motor X, Y, Z are analyzed and monitored intelligently in real time according to various conditions in the working environment of the motor.
Disclosure of Invention
Aiming at the problems, the invention provides a ZigBee and LabVIEW-based three-phase asynchronous speed reduction motor ZH100-20-S remote measurement and control method, which not only realizes the expandability of a data acquisition point, but also improves the quality and the breadth of data transmission.
The technical scheme of the invention is as follows: a data transmission processing mode between modules based on ZigBee and LabVIEW is provided. The following two points are effectively solved: 1, a wireless network constructed by ZigBee modules is adopted, so that the problems of signal attenuation of traditional wired connection and mutual interference among various signal sources are solved. 2, an upper computer developed by LabVIEW solves the analysis of time domain waveforms, power spectrums, cepstrum spectrums and the like of three axes of motor vibration X, Y, Z. And the Web remote connection service is provided through LabVIEW, and the user can realize remote control in different places through a login IP address.
The invention has the beneficial effects that:
1. the coordinator realizes the mutual communication between the terminal nodes and the coordinator nodes through a ZigBee wireless network constructed by a Z-stack protocol stack. The upper computer realizes communication and exchange among the coordinators through a USB (universal serial bus), and realizes wireless remote visual real-time monitoring of various parameters of the motion state of the three-phase asynchronous motor.
2. The problems of difficult wiring of wired connection, signal attenuation in long-distance transmission and mutual interference among multiple signal lines are solved.
3. The problem that the joint power spectrum, the cepstrum and the time domain waveform of three shafts of the motor X, Y, Z cannot be analyzed in real time is effectively solved, and a method is provided for analyzing the motor vibration.
4. The login program is originally designed, and the information safety of the system is ensured. Meanwhile, the Excel table generated after the upper computer runs stores various data generated by the system sensor in real time.
5. The ZigBee ad hoc network, the function node expandable and wireless data packing and unpacking method is not only suitable for the system, but also suitable for other Internet of things systems.
Drawings
FIG. 1 is a schematic design diagram of a measurement and control system.
Fig. 2 is a design diagram of the overall structure of the system.
Fig. 3 is a design diagram of a transceiver circuit of the CC2530 single chip microcomputer.
FIG. 4 is a schematic diagram of a coordinator communication circuit.
Fig. 5 is a design diagram of a motor temperature acquisition circuit.
Fig. 6 is a design diagram of a motor vibration acquisition circuit.
FIG. 7 is a design diagram of a login system interface.
FIG. 8 is a diagram of a system host computer interface design.
Fig. 9 is a design drawing of a network publishing function interface of an upper computer.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings.
Three-phase motor vibration wireless remote measurement and control system overall structure based on zigBee and LabVIEW includes: the system comprises a one-dimensional workbench, ZigBee terminal function module nodes, a ZigBee coordinator module node, an upper computer and the like.
Designing a terminal node: the sensor acquisition circuit design comprises a temperature acquisition module and a gear vibration measurement module. The temperature sensor DS18B20 converts the temperature signal of the motor into a digital signal, and transmits the digital signal to the CC2530 singlechip for processing, so that the real-time acquisition of the motor temperature is completed and the real-time display is realized through the LCD 12864. Vibration acceleration sensor HWT905 converts the mechanical vibration signal of gear train into the RS485 signal, changes the RS485 signal through TTL and changes the TTL signal into with the RS485 chip, transmits the TTL signal to CC2530 singlechip and handles, accomplishes the collection of gear vibration frequency in the motor.
Designing a coordinator node: the coordinator module is the core of the whole ZigBee wireless network, the USB interface of the computer directly supplies power, a ZigBee network system built by a CC2530 chip can continuously search a newly added terminal node module, automatically configure the module and establish a special data channel. And the terminal module packages the data of the TaskID number and the measurement data set by the coordinator and sends the data to the ZigBee coordinator module in an on-demand mode through the ZigBee network. And the coordinator module unpacks the data packet and transmits the data packet to the upper computer through the USB interface. The 74LVC1G3157 is a power management chip of the coordinator module, and guarantees the stability of the coordinator level. The MAX3485 conversion chip converts serial port signals of the CC2530 into 485 signals, the USB interface conversion chip CH341A converts the 485 signals into USB communication signals, and the data of the lower computer terminal nodes are transmitted to the upper computer through the USB interface for processing.
Designing a login system: the login system is developed by adopting LabVIEW software, if the user inputs the user name and the password correctly, the login is successful, otherwise, the login fails. The verification of the user information needs to have correct user information for comparison, and the user information is stored by adopting an Excel form, so the program design uses the comparison function of opening the Excel form and logging in input information by a user.
Designing upper computer software: the upper computer monitoring software is programmed and developed by LabVIEW software, allows a user to remotely log in through the Internet for access, and processes and displays various signals transmitted by the ZigBee coordinator node in real time. After the upper computer reads the data of the terminal nodes, the data of the TaskID number of each terminal node is preset according to the coordinator node, the data processing is carried out on the input and output signals in each channel, and each parameter of the three-phase asynchronous motor measurement and control system based on ZigBee and LabVIEW is displayed in real time.
Claims (6)
1. A three-phase motor vibration wireless remote measurement and control system based on ZigBee and LabVIEW is mainly characterized by comprising a ZigBee lower computer function node module, a coordinator module and upper computer monitoring software. The lower computer node module transmits the acquired sensor data to the coordinator module through a ZigBee wireless network constructed by the coordinator, and the coordinator transmits corresponding parameters generated by the motor work to upper computer monitoring software developed by LabVIEW through a USB serial port for processing. The user generates a set IP address through a Web connection function carried by LabVIEW software, connects the IP address and inputs a user name and a password to realize remote network login of the upper computer.
2. The ZigBee and LabVIEW based three-phase motor vibration wireless remote measurement and control system as claimed in claim 1, wherein: the upper computer monitoring software developed based on LabVIEW processes information collected by a lower computer, and the sensor for collecting the running state information of the motor comprises a temperature sensor and a vibration sensor. The upper computer respectively realizes real-time data display of the motor temperature, the three-axis time domain waveform of the motor X, Y, Z, the power spectrum waveform of the motor X, Y, Z and the three-axis cepstrum waveform of the motor X, Y, Z.
3. The ZigBee and LabVIEW based three-phase motor vibration wireless remote measurement and control system as claimed in claim 1, wherein: the data packing mode that the data of the functional node of the lower computer of the ZigBee is sent to the coordinator and the unpacking mode of each data packet by the coordinator.
4. The ZigBee and LabVIEW based three-phase motor vibration wireless remote measurement and control system as claimed in claim 1, wherein an LCD display module connected in the temperature acquisition module displays the motor temperature.
5. The ZigBee and LabVIEW based three-phase motor vibration wireless remote measurement and control system as claimed in claim 1, wherein: an encryption mode for logging in the upper computer software is designed.
6. The ZigBee and LabVIEW based three-phase motor vibration wireless remote measurement and control system as claimed in claim 1, wherein: the upper computer platform developed based on LabVIEW can adjust the interface according to different requirements of users.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110019367.8A CN112698612A (en) | 2021-01-07 | 2021-01-07 | Three-phase motor vibration wireless remote measurement and control system based on ZigBee and LabVIEW |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110019367.8A CN112698612A (en) | 2021-01-07 | 2021-01-07 | Three-phase motor vibration wireless remote measurement and control system based on ZigBee and LabVIEW |
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| CN112698612A true CN112698612A (en) | 2021-04-23 |
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| CN202110019367.8A Pending CN112698612A (en) | 2021-01-07 | 2021-01-07 | Three-phase motor vibration wireless remote measurement and control system based on ZigBee and LabVIEW |
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Citations (7)
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| CN105351152A (en) * | 2015-11-18 | 2016-02-24 | 电子科技大学 | Remote offshore wind power monitoring device based on ZigBee and GPRS techniques |
| CN205533378U (en) * | 2016-04-15 | 2016-08-31 | 西安科技大学 | Coal master's fan remote real -time monitoring system |
| CN107588953A (en) * | 2017-09-20 | 2018-01-16 | 哈尔滨理工大学 | A kind of rolling bearing life testing machine remote measuring and controlling system based on Internet of Things |
| CN107767618A (en) * | 2017-11-17 | 2018-03-06 | 安徽理工大学 | wireless environment monitoring system based on internet of things |
| WO2019094729A1 (en) * | 2017-11-09 | 2019-05-16 | Strong Force Iot Portfolio 2016, Llc | Methods and systems for the industrial internet of things |
| CN111372198A (en) * | 2020-03-26 | 2020-07-03 | 重庆邮电大学 | Transport vehicle cargo motion state remote monitoring system based on ZigBee |
-
2021
- 2021-01-07 CN CN202110019367.8A patent/CN112698612A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103513180A (en) * | 2013-06-24 | 2014-01-15 | 大连民族学院 | Motor operation state monitoring and fault detecting system |
| CN105351152A (en) * | 2015-11-18 | 2016-02-24 | 电子科技大学 | Remote offshore wind power monitoring device based on ZigBee and GPRS techniques |
| CN205533378U (en) * | 2016-04-15 | 2016-08-31 | 西安科技大学 | Coal master's fan remote real -time monitoring system |
| CN107588953A (en) * | 2017-09-20 | 2018-01-16 | 哈尔滨理工大学 | A kind of rolling bearing life testing machine remote measuring and controlling system based on Internet of Things |
| WO2019094729A1 (en) * | 2017-11-09 | 2019-05-16 | Strong Force Iot Portfolio 2016, Llc | Methods and systems for the industrial internet of things |
| CN107767618A (en) * | 2017-11-17 | 2018-03-06 | 安徽理工大学 | wireless environment monitoring system based on internet of things |
| CN111372198A (en) * | 2020-03-26 | 2020-07-03 | 重庆邮电大学 | Transport vehicle cargo motion state remote monitoring system based on ZigBee |
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