CN108648433A - A kind of multimode data Transmission system for electric wind scene - Google Patents

A kind of multimode data Transmission system for electric wind scene Download PDF

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Publication number
CN108648433A
CN108648433A CN201810738390.0A CN201810738390A CN108648433A CN 108648433 A CN108648433 A CN 108648433A CN 201810738390 A CN201810738390 A CN 201810738390A CN 108648433 A CN108648433 A CN 108648433A
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China
Prior art keywords
modules
data transmission
wireless
module
main control
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810738390.0A
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Chinese (zh)
Inventor
汪胡根
叶平
张海峰
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China Electric Power Construction Group Equipment Institute Co Ltd
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China Electric Power Construction Group Equipment Institute Co Ltd
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Priority to CN201810738390.0A priority Critical patent/CN108648433A/en
Publication of CN108648433A publication Critical patent/CN108648433A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/28Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40Bus networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/28Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40Bus networks
    • H04L2012/40208Bus networks characterized by the use of a particular bus standard
    • H04L2012/40228Modbus

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Selective Calling Equipment (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

The present invention relates to a kind of multimode data Transmission systems for electric wind scene, it is characterized in that, the system is connect with external data acquisition module, the system includes embedded main control board, touch screen module, wireless 4G modules, Modbus485 bus modules and ZigBee module, the Modbus485 bus modules are connect with external data acquisition module, the embedded main control board is connect with Modbus485 bus modules by serial communication, ZigBee module, touch screen module is connect with embedded main control board by serial communication respectively, wireless 4G modules are connect with embedded main control board by USB.Compared with prior art, the present invention have many advantages, such as mitigate industrial network wiring difficulty and complexity, reduce cost, transmission it is reliable and stable.

Description

A kind of multimode data Transmission system for electric wind scene
Technical field
The present invention relates to industrial machinery control fields, more particularly, to a kind of multimode data for electric wind scene Transmission system.
Background technology
With the development of science and technology, a large amount of newborn sci-tech products are more and more stronger for the demand of electric energy, electric power wind An important component part of the machine as power generation link, people also have its stability, reliability and safety Increasingly higher demands.
To ensure the stability and reliability of wind turbine, the work operating condition to it is needed to be supervised there are one real-time, comprehensive It surveys, is diagnosed and analyzed so as to the health status to it.The mode of generally use is at present, by biography built in wind turbine Sensor acquires the signals such as the temperature of wind turbine, wind pressure, vibration in real time, then sends data to monitoring field;Then Data packet parsed using software in monitoring field, handled, to assess health status.Sensor is to wind turbine After carrying out data acquisition, generally monitoring field can be sent data to by network.However since power generation situation is complicated, existing Field bad environments, all kinds of factors such as dust, noise have a huge impact data transmission.
The data transfer mode of traditional monitoring system is generally physics cable transmission mode, but this pattern needs Industry spot carries out cable deployment, and under complicated, rugged environment when progress cable deployment, whether in industrial cost, Or in work complexity, suffer from prodigious difficult and inconvenient.
Invention content
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide one kind being used for electric wind The multimode data Transmission system at scene.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of multimode data Transmission system for electric wind scene, the system be set to external data acquisition module with Between monitoring station, which includes embedded main control board, touch screen module, wireless 4G modules, Modbus485 bus moulds Block, ZigBee module and cloud server, the Modbus485 bus modules are connect with external data acquisition module, described Embedded main control board connect by serial communication with Modbus485 bus modules, ZigBee module, touch screen module respectively with Embedded main control board is connected by serial communication, and wireless 4G modules are connect with embedded main control board by USB, high in the clouds clothes Device be engaged in wireless 4G modules, ZigBee module wireless connection, the monitoring station is connect with cloud server.
Collected electric wind field data is sent to by external data acquisition module by Modbus485 bus modules Data after embedded main control board is by parsing to data, classification, is re-started processing, are packaged by embedded main control board, according to The selected communication pattern of touch-control panel module carries out corresponding data transmission.It is realized by wireless 4G modules or ZigBee module Data transmission including wireless Wi-Fi mode, wireless 4G communication patterns and ZigBee patterns.
Preferably, the embedded main control board includes ARM7 processors and decoder, the ARM7 processors with Modbus485 bus modules, touch screen module, wireless 4G modules, ZigBee module are separately connected, the decoder and ARM7 Processor connects.
Preferably, the Modbus485 bus modules use MAX485 chips, Modbus485 bus modules and insertion Communication baud between formula master control borad is 115200bps.When being communicated using Modbus functions, it incite somebody to action this according to field demand Machine is set as different slave ID numbers, is made requests on to data in monitoring center, realizes data transmission.Modbus485 bus modules It is mainly used for Modbus485 bus communications, logical one with the voltage difference of line-to-line is+(2-6) V indicates;Logical zero is with two lines Between voltage difference be-(2-6) V indicate.Modbus485 bus modules use balance transmission and differential received.
Preferably, the touch screen module be can touch type capacitor screen.Touch screen module by can touch type capacitor screen carry out Selection, slave configuration and the configuration of IP, slave number of transmission mode.Selectable pattern includes wireless 4G patterns, wireless Wi- Fi patterns, Modbus485 bus transfers pattern and ZigBee wireless communication modes, by can touch touch screen drop-down menu it is first Pattern is selected, is confirmed.After selecting wireless 4G patterns or wireless Wi-Fi mode, setting for Target IP and port is carried out Fixed, target ip address is the IP address of monitoring central server, port numbers of the port numbers by running program on server.It is selecting When selecting 485 bus transfer patterns of Modbus, it is set as slave mode, and is set according to actual conditions the machine ID.It is selecting After ZigBee wireless communication modes, the node ID of the machine and the node ID of destination node need to be set.
Preferably, the wireless 4G modules include 4G wireless transceivers and Wi-Fi network transceiver.
Preferably, the ZigBee module uses CC2530 chips, the ZigBee module to operate in 2.4GHZ frequencies Section.
Preferably, the external data acquisition module include air velocity transducer, pressure acquisition devices, humiture collection device, Current collector, AC voltage sampling device.
Preferably, the air velocity transducer is YGM206 high temperature wind speed transducers.
Preferably, the humiture collection device is WS-TH23G-A Temperature Humidity Sensors.
Preferably, the monitoring station includes handheld terminal, PC and desktop computer.
Compared with prior art, the present invention has the following advantages:
One, present invention is mainly used for the data transfer communications at electric wind scene, can be in severe, complicated power industry Scene, using a variety of data communication modes, including wireless Wi-Fi communication patterns, wireless 4G communication patterns, 485 mode bus with And ZigBee patterns, realize data stream transmitting that is simple, reliable, stablizing, and existing compared to the industry of physics cable transmission mode The cable deployment of field, greatly reduces industrial cost;
Two, the present invention can be transmitted mould using touch screen module as man-machine mutual major way by touch screen Selection, slave configuration and the configuration and modification of IP, slave number of formula, it is easy to operate, largely alleviate industry The difficulty and complexity of network layout;
Three, Multi-netmouth numerical value function built in embedded main control board of the invention, can extend multiple network interfaces, and undertake Rotating function in routing, and then ensure that the reliable and stable transmission of data.
Description of the drawings
Fig. 1 is the structural schematic diagram of present system;
Fig. 2 is the fundamental diagram of the present invention;
Shown in figure label:
1, embedded main control board, 2, touch screen module, 3, wireless 4G modules, 4, Modbus485 bus modules, 5, ZigBee Module, 6, external data acquisition module, 7, cloud server.
Specific implementation mode
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
As shown in Figure 1, the present invention relates to a kind of multimode data Transmission system for electric wind scene, for outside Data transmission between data acquisition module 6 and monitoring station, the system include embedded main control board 1, touch screen module 2, Wireless 4G modules 3, Modbus485 bus modules 4, ZigBee module 5 and cloud server 7.Modbus485 bus modules 4 with External data acquisition module 6 connects, wireless 4G modules 3, Modbus485 bus modules 4, ZigBee module 5, touch screen module 2 It is connect respectively with embedded main control board 1.Cloud server 7 and wireless 4G modules 3, ZigBee module is wireless 5 is wirelessly connected, monitoring Work station 8 is connect with cloud server 7.Monitoring station includes the monitoring platforms such as handheld terminal, PC, desktop computer.
Modbus485 bus modules 4 are connect with multiple external data acquisition modules 6, embedded main control board 1 with Communicate through a serial port, communication baud is 115200bps to Modbus485 bus modules 4, to ensure the normal transmission of data. When being communicated using Modbus functions, the machine can be set to different slave ID numbers according to field demand, in monitoring The heart makes requests on data, realizes data transmission.Modbus485 bus modules 4 are mainly used for Modbus485 bus communications, patrol Volume " 1 " with the voltage difference of line-to-line be+(2-6) V indicates;Logical zero with the voltage difference of line-to-line is-(2-6) V indicates.485 Bus uses balance transmission and differential received, the ability with suppression common mode interference.In electric wind field operation, Neng Goubao Hold higher stability and reliability.Modbus485 bus modules 4 use MAX485 chips, this chip stablizes and anti-interference energy Power is strong, is suitble to work in severe complicated wind turbine power station environment.
The control of embedded main control board 1 monitors and handles other modules, and data are handled and parsed, embedded master Control plate 1 is the embedded main control board with Multi-netmouth data-transformation facility, by establishing gateway, it is ensured that between multiple network modules The normal communication of data.Embedded main control board 1 includes ARM7 processors and decoder.ARM7 processors are according to preset program control Data processed send and receive and read and write external data acquisition module 6 by Modbus485 bus modules 4 are sent by network interface The data come, decoder carry out data compilation processing, realize the data lattice between external data acquisition module 6 and each transmission module Formula converts.
Touch screen module 2 is attached by serial ports with embedded main control board 1 and is communicated.Touch screen module 2 is can touch electricity Rong Ping.As man-machine mutual major way, touch screen module 2 can by can touch type capacitor screen be transmitted pattern selection, Slave configures and the configuration of IP, slave number.Selectable pattern include wireless 4G patterns, wireless Wi-Fi mode, Modbus485 bus transfers pattern and ZigBee wireless communication modes, by the drop-down menu of touch screen can first to pattern into Row selection confirms.After selecting wireless 4G patterns or wireless Wi-Fi mode, the setting of Target IP and port, Target IP are carried out Address is the IP address of monitoring central server, port numbers of the port numbers by running program on server.In selection Modbus When 485 bus transfer pattern, it is set as slave mode, and is set according to actual conditions the machine ID.It is wirelessly passed in selection ZigBee After defeated pattern, the node ID of the machine and the node ID of destination node need to be set.
Wireless 4G modules 3 are integrated in embedded main control board 1, and the two is connected by USB.Wireless 4G modules 3 include 4G without Line transceiver and Wi-Fi network transceiver can provide mobile 4G cellular communication capabilities and wireless Wi-Fi functions simultaneously.Utilize shifting Dynamic 4G cellular communications, can be directly connected to external network server, thus data can be sent to cloud by wireless ethernet network It holds in server 7, and then realizes long-range monitoring of the monitoring station to electric wind.3 subsidiary wireless Wi-Fi work(of wireless 4G modules Can, Station or Client can be used as to carry out wireless Wi-Fi communications.
ZigBee module 5 is attached by serial ports with embedded main control board 1 and is communicated.The chip that ZigBee module 5 uses For CC2530, there are one IEEE 802.15.4 to be compatible with wireless transceiver, and nuclear control analogue zero wire module in RF for tool.The present invention The ZigBee module 5 of use follows the international standard of IEEE802.15.4, and operates in the frequency range of 2.4GHZ.ZigBee moulds Block 5 is connected by serial ports with embedded main control board 1.When needing transceiving data, embedded main control board 1 is by serial ports to ZigBee Module 5 is configured and realizes the normal communication of data.When carrying out networking using Zigbee protocol, wireless networking is simple, power consumption Low and flexibility is strong.
External data acquisition module 6 is equipped with a variety of data acquisition devices, including humiture collection device, air velocity transducer, electricity Flow collector, AC voltage sampling device, the pressure acquisition devices etc. for acquiring fan outlet pressure.The preferred wind speed sensing of the present embodiment Device is YGM206 high temperature wind speed transducers.Preferred humiture collection device is WS-TH23G-A Temperature Humidity Sensors.
As shown in Fig. 2, the course of work of the present invention is:
Collected electric wind field data is sent to by external data acquisition module by Modbus485 bus modules Data after embedded main control board is by parsing to data, classification, can be re-started processing, be packaged by embedded main control board, Then corresponding data transmission is carried out according to the selected communication pattern of touch-control panel module.Pass through wireless 4G modules or ZigBee Module realizes the data transmission including wireless Wi-Fi mode, wireless 4G communication patterns and ZigBee patterns.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any The staff for being familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right It is required that protection domain subject to.

Claims (10)

1. a kind of multimode data Transmission system for electric wind scene, which is characterized in that the system is set to external data Between acquisition module and monitoring station, the system include embedded main control board, touch screen module, wireless 4G modules, Modbus485 bus modules, ZigBee module and cloud server, the Modbus485 bus modules are adopted with external data Collecting module connection, the embedded main control board is connect with Modbus485 bus modules by serial communication, ZigBee module, Touch screen module is connect with embedded main control board by serial communication respectively, and wireless 4G modules pass through USB with embedded main control board Connection, the cloud server are wirelessly connected with wireless 4G modules, ZigBee module, and the monitoring station takes with high in the clouds Business device connection.
2. a kind of multimode data Transmission system for electric wind scene according to claim 1, which is characterized in that The embedded main control board includes ARM7 processors and decoder, the ARM7 processors and Modbus485 bus modules, Touch screen module, wireless 4G modules, ZigBee module are separately connected, and the decoder is connect with ARM7 processors.
3. a kind of multimode data Transmission system for electric wind scene according to claim 1, which is characterized in that The Modbus485 bus modules use MAX485 chips, logical between Modbus485 bus modules and embedded main control board Letter baud is 115200bps.
4. a kind of multimode data Transmission system for electric wind scene according to claim 1, which is characterized in that The touch screen module is can touch type capacitor screen.
5. a kind of multimode data Transmission system for electric wind scene according to claim 1, which is characterized in that The wireless 4G modules include 4G wireless transceivers and Wi-Fi network transceiver.
6. a kind of multimode data Transmission system for electric wind scene according to claim 1, which is characterized in that The ZigBee module uses CC2530 chips, the ZigBee module to operate in 2.4GHZ frequency ranges.
7. a kind of multimode data Transmission system for electric wind scene according to claim 1, which is characterized in that The external data acquisition module includes air velocity transducer, pressure acquisition devices, humiture collection device, current collector, exchange Voltage collector.
8. a kind of multimode data Transmission system for electric wind scene according to claim 7, which is characterized in that The air velocity transducer is YGM206 high temperature wind speed transducers.
9. a kind of multimode data Transmission system for electric wind scene according to claim 7, which is characterized in that The humiture collection device is WS-TH23G-A Temperature Humidity Sensors.
10. a kind of multimode data Transmission system for electric wind scene according to claim 1, feature exist In the monitoring station includes handheld terminal, PC and desktop computer.
CN201810738390.0A 2018-07-06 2018-07-06 A kind of multimode data Transmission system for electric wind scene Pending CN108648433A (en)

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Application Number Priority Date Filing Date Title
CN201810738390.0A CN108648433A (en) 2018-07-06 2018-07-06 A kind of multimode data Transmission system for electric wind scene

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109936879A (en) * 2019-04-01 2019-06-25 华电电力科学研究院有限公司 A kind of data communication system and wind power plant for wind power plant
CN112543204A (en) * 2019-09-20 2021-03-23 九江精密测试技术研究所 Circuit design for monitoring water pressure of pipe network

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CN201936155U (en) * 2010-11-11 2011-08-17 北京航天正信科技有限公司 Online monitoring system for bus ventilator based on MODBUS-RTU (remote terminal unit)
CN202126611U (en) * 2010-12-16 2012-01-25 上海雄华数码科技有限公司 Embedded energy data acquisition device
CN102495377A (en) * 2011-12-16 2012-06-13 湖南工业大学 Wireless monitoring system for photovoltaic inverters
CN102736605A (en) * 2012-06-30 2012-10-17 李钢 Modbus communication concentrator
CN206640395U (en) * 2017-03-27 2017-11-14 青岛科技大学 The multi-functional data processor and remote monitoring system of a kind of industry spot
CN208367901U (en) * 2018-07-06 2019-01-11 中国电建集团装备研究院有限公司 A kind of multimode data Transmission system for electric wind scene

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201936155U (en) * 2010-11-11 2011-08-17 北京航天正信科技有限公司 Online monitoring system for bus ventilator based on MODBUS-RTU (remote terminal unit)
CN202126611U (en) * 2010-12-16 2012-01-25 上海雄华数码科技有限公司 Embedded energy data acquisition device
CN102495377A (en) * 2011-12-16 2012-06-13 湖南工业大学 Wireless monitoring system for photovoltaic inverters
CN102736605A (en) * 2012-06-30 2012-10-17 李钢 Modbus communication concentrator
CN206640395U (en) * 2017-03-27 2017-11-14 青岛科技大学 The multi-functional data processor and remote monitoring system of a kind of industry spot
CN208367901U (en) * 2018-07-06 2019-01-11 中国电建集团装备研究院有限公司 A kind of multimode data Transmission system for electric wind scene

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109936879A (en) * 2019-04-01 2019-06-25 华电电力科学研究院有限公司 A kind of data communication system and wind power plant for wind power plant
CN112543204A (en) * 2019-09-20 2021-03-23 九江精密测试技术研究所 Circuit design for monitoring water pressure of pipe network

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