CN110086766B - Wireless protocol conversion device for transformer station communication power supply - Google Patents
Wireless protocol conversion device for transformer station communication power supply Download PDFInfo
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- CN110086766B CN110086766B CN201910166049.7A CN201910166049A CN110086766B CN 110086766 B CN110086766 B CN 110086766B CN 201910166049 A CN201910166049 A CN 201910166049A CN 110086766 B CN110086766 B CN 110086766B
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- central controller
- power supply
- controller module
- protocol conversion
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- 238000004891 communication Methods 0.000 title claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 27
- 238000012545 processing Methods 0.000 claims abstract description 15
- 230000002093 peripheral effect Effects 0.000 claims description 17
- 230000003287 optical effect Effects 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- H02J13/0075—
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a wireless protocol conversion device of a transformer substation communication power supply, which comprises the following components: the system comprises a central controller module, a power supply module, a data acquisition module, a wireless communication module, a protocol conversion module and an alarm processing module; the data acquisition module is connected with the central controller module and is used for acquiring each operation data of the communication power supply; the alarm processing module is connected with the central controller module and alarms based on alarm signals of the central controller module; the protocol conversion module is connected with the central controller module and is used for carrying out protocol conversion on each operation data of the power supply acquired by the data acquisition module; the wireless communication module is connected with the central controller module and is used for uploading all operation data of the power supply after protocol conversion to the server. The invention can isolate various interferences, improves the efficiency, the data transmission rate and the anti-interference performance of the upper network management access, and realizes the control of a plurality of alarm devices.
Description
Technical Field
The invention relates to a wireless protocol conversion device of a transformer substation communication power supply, and belongs to the technical field of power electronic communication.
Background
At present, with the rapid development of the power grid, the scale of the power grid is continuously expanding, and the pressure born by the power communication network is also increasing. In order to ensure the normal operation of the power communication network equipment, the communication power supply equipment, the storage battery and the like of the communication machine room of each transformer substation are particularly required to be monitored so as to meet the requirement of real-time monitoring of the field environment.
The existing power supply of the power communication network has the following problems: 1. the monitoring of partial power supplies to a single power supply module is not detailed enough, and the requirement of 'controllable' is not met; 2. part of power supplies are seriously misinformed and frequently failed, and the requirement of 'in control' is not met; the warning of the power supply is not intelligent, and the warning condition can not be automatically adjusted according to the actual running condition; 3. the power supply types are not uniform, the application is complex, the efficiency is low, and the risk of a safety zone is formed.
In recent years, wireless communication and low-power consumption embedded technology are rapidly developed, wireless sensor networks are inoculated, and information sensing is changed due to the characteristics of low power consumption, low cost, distribution and self organization. However, the existing power information acquisition terminal generally adopts a private protocol when uploading acquired data to an upper network management system, so that the time and cost for accessing the system are wasted.
Disclosure of Invention
The invention aims to provide a wireless protocol conversion device for a transformer substation communication power supply, which solves the technical defect that the error rate is high and the reporting protocol increases the cost of an access system.
A substation communication power wireless protocol conversion device, comprising: the system comprises a central controller module, a power supply module, a data acquisition module, a wireless communication module, a protocol conversion module and an alarm processing module; the data acquisition module is connected with the central controller module and is used for acquiring each operation data of the communication power supply; the power supply module is connected with the central controller module and is used for supplying power to the central controller module; the alarm processing module is connected with the central controller module and alarms based on alarm signals of the central controller module; the protocol conversion module is connected with the central controller module and is used for carrying out protocol conversion on each operation data of the power supply acquired by the data acquisition module; the wireless communication module is connected with the central controller module and is used for uploading all operation data of the power supply after protocol conversion to the server.
Further, the central controller module includes a chip STM32F103RD and peripheral circuits cooperating with the chip STM32F103 RD.
Further, the data acquisition module comprises a plurality of optocoupler PCs 817A, peripheral circuits matched with the optocoupler PCs 817A, a plurality of operational amplifiers 74LS158 and peripheral circuits matched with the operational amplifiers 74LS 158; the signal access terminal is connected to the input terminal of the optocoupler PC817A, the output terminal of the optocoupler PC817A is connected to the input terminal of the operational amplifier 74LS158, and the output terminal of the operational amplifier 74LS158 is connected to the input terminal of the central controller module.
Further, the alarm processing module includes several chips MC74HC273, a peripheral circuit matched with the chips MC74HC273, several optocoupler relay TLP175A, a peripheral circuit matched with the optocoupler relay TLP175A, several optocoupler relay TLP3107, and a peripheral circuit matched with the optocoupler relay TLP 3107; the control end of the central controller module is connected with the input end of the chip MC74HC273, the output end of the MC74HC273 is connected with the input end of the optocoupler relay TLP175A or the optocoupler relay TLP3107, and the output ends of the optocoupler relay TLP175A and the optocoupler relay TLP3107 are connected with the alarm device.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, each operation data of the power supply is accurately acquired through the data acquisition module, and the data acquisition module can isolate various interferences of the battery in the charge and discharge operation through the optocoupler; the protocol conversion module converts each operation data of the power supply into a protocol in a standard format, so that the efficiency of accessing an upper network management is improved, and the development cost and time are saved; data is reported to an upper network manager through a wireless communication module, so that the data transmission rate and the anti-interference performance are improved; the alarm processing module is matched with the optocoupler relay by adopting an I/O port expansion mode to control a plurality of alarm devices.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a circuit diagram of an optocoupler PC817A in a data acquisition module of the present invention;
FIG. 3 is a circuit diagram of the chip MC74HC273 in the alarm processing module of the present invention;
FIG. 4 is a circuit diagram of an optocoupler relay TLP175A in an alarm processing module of the present invention;
fig. 5 is a circuit diagram of an optocoupler relay TLP3107 in the alarm processing module of the present invention.
Detailed Description
The invention is further described below with reference to the drawings and examples.
As shown in fig. 1 to 5, the wireless protocol conversion device for the communication power supply of the transformer substation of the present invention comprises: the system comprises a central controller module 1, a power supply module 2, a data acquisition module 3, a wireless communication module 4, a protocol conversion module 5 and an alarm processing module 6; the data acquisition module 3 is connected with the central controller module 1, and the data acquisition module 3 is used for acquiring each operation data of the communication power supply; the power supply module 2 is connected with the central controller module 1, and the power supply module 2 is used for supplying power to the central controller module 1; the alarm processing module is connected with the central controller module 1 and alarms based on alarm signals of the central controller module 1; the protocol conversion module 5 is connected with the central controller module 1, and the protocol conversion module 5 is used for carrying out protocol conversion on each operation data of the power supply acquired by the data acquisition module 3; the wireless communication module 4 is connected with the central controller module 1, and the wireless communication module 4 is used for uploading all operation data of the power supply after protocol conversion to the server.
In a specific circuit design, the data acquisition module 3 includes a plurality of optocouplers PC817A, peripheral circuits matched with the plurality of optocouplers PC817A, a plurality of operational amplifiers 74LS158, and peripheral circuits matched with the operational amplifiers 74LS 158; the signal access terminal is connected to the input terminal of the optocoupler PC817A, the output terminal of the optocoupler PC817A is connected to the input terminal of the operational amplifier 74LS158, the output terminal of the operational amplifier 74LS158 is connected to the input terminal of the central controller module 1, as shown in fig. 2, the access terminal of the power operation data is firstly isolated by the optocoupler PC817, one pin YX0 is connected to one end of the resistor R113 of 1.2K, the other end of the resistor R113 is connected to the pin a of the optocoupler PC817A, the negative electrode of the MMSZ5240B zener diode D22 and one end of the capacitor C343 of 10Uf/25V, the other pin yx_no is connected to the positive electrode of the MMSZ5240B zener diode D22, the other end of the capacitor C343 and the K pin of the optocoupler PC817, the pin C of the optocoupler PC817 is connected to the power supply, the pin E of the optocoupler PC817 is connected to one end of the resistor R114 of 4.7K and one end of the capacitor C51 of 1Nf/50V, respectively, and the other pin C51 of the resistor R is connected to the other end of the capacitor C158 is connected to the input terminal of the output of the optocoupler PC 158. The alarm processing module comprises a plurality of chips MC74HC273, a peripheral circuit matched with the chips MC74HC273, a plurality of optocoupler relay TLP175A, a peripheral circuit matched with the optocoupler relay TLP175A, a plurality of optocoupler relay TLP3107 and a peripheral circuit matched with the optocoupler relay TLP 3107; the control end of the central controller module 1 is connected with the input end of the chip MC74HC273, the output end of the MC74HC273 is connected with the input end of the optocoupler relay TLP175A or the optocoupler relay TLP3107, and the output ends of the optocoupler relay TLP175A and the optocoupler relay TLP3107 are connected with the alarm device. As shown in fig. 3-5, pins D0-D7 of the chip MC74HC273 are connected to pins D0-D7 of the central controller module 1STM32F103RD, output pins of the chip MC74HC273 are respectively connected to pins of the plurality of optocoupler relays TLP3107 and/or input pins 1 of the plurality of coupler relays TLP175A, and the chip MC74HC273 has a plurality of pins in the circuit, and is selected by chip selection signals, so as to realize expansion of the I/O port.
When the wireless communication system is used, the data acquisition module is connected with the communication power supply, the operation data of the communication power supply are acquired, the data are transmitted to the central controller module, the central controller module compares the data with a preset alarm threshold value, if the alarm value is reached, the alarm device is controlled to alarm through the chip MC74HC273 and the optocoupler relay, the central controller module also carries out code conversion on the acquired operation data of the communication power supply, converts the operation data into a standard 61850 or 104 protocol, and then reports the operation data to an upper network manager through the wireless communication module.
In addition to the above embodiments, other embodiments of the present invention are possible, and all technical solutions formed by equivalent substitution or equivalent transformation are within the scope of the present invention.
Claims (1)
1. A substation communication power wireless protocol conversion device, comprising: the system comprises a central controller module, a power supply module, a data acquisition module, a wireless communication module, a protocol conversion module and an alarm processing module; the data acquisition module is connected with the central controller module and is used for acquiring each operation data of the communication power supply; the power supply module is connected with the central controller module and is used for supplying power to the central controller module; the alarm processing module is connected with the central controller module and alarms based on alarm signals of the central controller module; the protocol conversion module is connected with the central controller module and is used for carrying out protocol conversion on each operation data of the power supply acquired by the data acquisition module; the wireless communication module is connected with the central controller module and is used for uploading all operation data of the power supply after protocol conversion to the server; the central controller module comprises a chip STM32F103RD and a peripheral circuit matched with the chip STM32F103 RD; the data acquisition module comprises a plurality of optocoupler PC817A, peripheral circuits matched with the optocoupler PC817A, a plurality of operational amplifiers 74LS158 and peripheral circuits matched with the operational amplifiers 74LS 158; the signal access end is connected with the input end of the optical coupler PC817A, the output end of the optical coupler PC817A is connected with the input end of the operational amplifier 74LS158, and the output end of the operational amplifier 74LS158 is connected with the input end of the central controller module; the alarm processing module comprises a plurality of chips MC74HC273, a peripheral circuit matched with the chips MC74HC273, a plurality of optocoupler relay TLP175A, a peripheral circuit matched with the optocoupler relay TLP175A, a plurality of optocoupler relay TLP3107 and a peripheral circuit matched with the optocoupler relay TLP 3107; the control end of the central controller module is connected with the input end of the chip MC74HC273, the output end of the chip MC74HC273 is connected with the input end of the optocoupler relay TLP175A or the optocoupler relay TLP3107, and the output ends of the optocoupler relay TLP175A and the optocoupler relay TLP3107 are connected with the alarm device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910166049.7A CN110086766B (en) | 2019-03-06 | 2019-03-06 | Wireless protocol conversion device for transformer station communication power supply |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910166049.7A CN110086766B (en) | 2019-03-06 | 2019-03-06 | Wireless protocol conversion device for transformer station communication power supply |
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| Publication Number | Publication Date |
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| CN110086766A CN110086766A (en) | 2019-08-02 |
| CN110086766B true CN110086766B (en) | 2024-03-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112034375B (en) * | 2020-08-10 | 2021-07-30 | 中捷通信有限公司 | Communication power supply monitoring and module maintenance test system |
| CN114295280B (en) * | 2022-03-09 | 2022-06-07 | 成都凯天电子股份有限公司 | Pressure signal scanning measurement system |
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| CN204595179U (en) * | 2015-04-30 | 2015-08-26 | 国家电网公司 | A kind of communication storage battery wireless monitoring terminal |
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| CN106936838A (en) * | 2017-03-29 | 2017-07-07 | 苏州中材建设有限公司 | It is applied to the control system and control method of industrial equipment communication Protocol Conversion |
| CN208013346U (en) * | 2018-03-26 | 2018-10-26 | 国家电网公司 | A kind of Multifunctional power network acquisition fault treating apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102621810B1 (en) * | 2017-01-16 | 2024-01-09 | 삼성전자주식회사 | Method for communication using plurality of protocols and an electronic device thereof |
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2019
- 2019-03-06 CN CN201910166049.7A patent/CN110086766B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181428A (en) * | 2014-08-29 | 2014-12-03 | 国网安徽省电力公司淮南供电公司 | Insulation online state monitoring device of zinc oxide arrester |
| CN204595179U (en) * | 2015-04-30 | 2015-08-26 | 国家电网公司 | A kind of communication storage battery wireless monitoring terminal |
| CN205880163U (en) * | 2016-07-20 | 2017-01-11 | 中能电力科技开发有限公司 | Wind turbine generator system real -time data collection system |
| CN106936838A (en) * | 2017-03-29 | 2017-07-07 | 苏州中材建设有限公司 | It is applied to the control system and control method of industrial equipment communication Protocol Conversion |
| CN208013346U (en) * | 2018-03-26 | 2018-10-26 | 国家电网公司 | A kind of Multifunctional power network acquisition fault treating apparatus |
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