CN110610604A - Smart power grids gateway based on LoRaWAN - Google Patents

Smart power grids gateway based on LoRaWAN Download PDF

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Publication number
CN110610604A
CN110610604A CN201911000566.3A CN201911000566A CN110610604A CN 110610604 A CN110610604 A CN 110610604A CN 201911000566 A CN201911000566 A CN 201911000566A CN 110610604 A CN110610604 A CN 110610604A
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CN
China
Prior art keywords
module
lora
lorawan
antenna device
radio frequency
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Pending
Application number
CN201911000566.3A
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Chinese (zh)
Inventor
孙航
董天强
张鸷
郝凤柱
欧新
文世杰
何毅
赵云斌
王轶群
张芷毓
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Guizhou Power Grid Co Ltd
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Guizhou Power Grid Co Ltd
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Publication date
Application filed by Guizhou Power Grid Co Ltd filed Critical Guizhou Power Grid Co Ltd
Priority to CN201911000566.3A priority Critical patent/CN110610604A/en
Publication of CN110610604A publication Critical patent/CN110610604A/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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

The invention discloses a LoRaWAN-based intelligent power grid gateway, which comprises: the control panel is respectively connected with the 4G communication module, the LoRa radio frequency module and the 100MHz network port module; the control panel is connected with the LED state indicating lamp module; the control board is an MTK-JS7628 core board; the LoRa radio frequency module is connected with the LoRa antenna device; the technical problems that in the application of a power grid meter reading system, the environment where a concentrator terminal is located is remote, communication signals are poor, even no communication signals exist, communication dead angles exist, data cannot be read, the completion of services is influenced, in addition, an SIM card is required to be used for each concentrator terminal, and huge cost is generated are solved.

Description

Smart power grids gateway based on LoRaWAN
Technical Field
The invention belongs to a LoRa communication technology, and particularly relates to a LoRaWAN-based intelligent power grid gateway.
Background
The traditional mode that concentrator GPRS/4G communication was adopted in electric wire netting data acquisition, though solved the problem of wireless meter reading on the whole, but because the environment that most concentrator terminals are located is comparatively remote, and communication signal is relatively poor, does not have communication signal even, has the communication dead angle, and data can't be copied and read, influences the completion of business, all need to use a SIM card to every concentrator terminal in addition, can produce huge cost.
The invention content is as follows:
the technical problems to be solved by the invention are as follows: the intelligent power grid gateway based on the LoRaWAN is provided, and the technical problems that in the application of a power grid meter reading system, the environment where a concentrator terminal is located is remote, communication signals are poor, even no communication signals exist, communication dead angles exist, data cannot be read, the completion of services is influenced, in addition, an SIM card is required to be used for each concentrator terminal, huge cost can be generated, and the like are solved.
The technical scheme of the invention is as follows:
a smart grid gateway based on LoRaWAN, comprising: the control panel is respectively connected with the 4G communication module, the LoRa radio frequency module and the 100MHz network port module; the control panel is connected with the LED state indicating lamp module; the control board is an MTK-JS7628 core board; the LoRa radio frequency module is connected with the LoRa antenna device.
The MTK-JS7628 core board is used for controlling the operation of the system based on the LINUX operating system.
The LoRa radio frequency module is used for sending and receiving LoRa node signal based on LoRaWAN agreement and LoRa antenna device.
And the 100MHz network port module is used for connecting a master station server by using a broadband.
The system also comprises a real-time clock module, wherein the real-time clock module is used for correcting the system clock.
And the 4G communication module and the 4G antenna device are used for receiving and transmitting the data of the master station server.
The LoRa radio frequency module and the configuration of the LoRa antenna device are communicated with the LoRa node of the concentrator, and the 4G communication module and the configuration of the 4G antenna device are communicated with the master station server to form a complete data link.
The invention has the beneficial effects that:
the LoRa gateway, also known as LoRa base station, is equipment for managing nodes of the Internet of things in the Internet of things system based on LoRaWAN protocol, adopts a remote star-shaped structure, supports multi-channel, multi-modulation receiving and transmitting, can demodulate multi-channel simultaneously, can efficiently realize the characteristics of wide coverage, strong signal, low cost and the like, can reach 3 ~ 5 kilometers in the application of a power grid meter reading system, has strong anti-interference performance, can install the gateway at a position with strong 4G network signals, and solves the problem of unsmooth communication.
According to the invention, according to the characteristics that the concentrator LoRa node devices are more and more dispersed, the LoRa antenna device with the beam forming technology is arranged for the intelligent gateway, and a self-adaptive LoRa channel mode is adopted, so that the anti-interference capability and the transmission distance are effectively improved, the gateway can select the position with stronger 4G network, the problems of poor communication of the concentrator network, meter reading service completion degree and the like can be effectively solved, and the module is convenient to install when in use, and does not influence the normal operation of a power grid or close other circuits.
The technical problems that in the application of a power grid meter reading system, the environment where a concentrator terminal is located is remote, communication signals are poor, even no communication signals exist, communication dead angles exist, data cannot be read, the completion of services is influenced, in addition, an SIM card is required to be used for each concentrator terminal, and huge cost is generated are solved.
Description of the drawings:
FIG. 1 is a structural frame diagram of the present invention.
The specific implementation mode is as follows:
in order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a communication base station based on loRa technique, includes MTK-JS7628 core plate, 4G communication module, loRa radio frequency module, 4G antenna device, loRa antenna device, power module, 100MHz net gape module, real-time clock module, LED status indicator lamp module. MTK-JS7628 nuclear core plate is used for control system's operation based on LINUX operating system, follows southern electric wire netting "measurement automation terminal upgoing communication stipulation-2013" data communication stipulation, 4G communication module and 4G antenna device are used for receiving and sending main website server data, loRa radio frequency module is used for sending and receiving loRa node signal based on LoRaWAN agreement and loRa antenna device, 100MHz net gape module is used for using the broadband to connect main website server and POE 48V DC supply, the real-time clock module is used for proofreading and correct the system clock, the status display module is the LED display lamp.
Preferably, the LoRa gateway implements a remote star architecture, which is multi-channel, multi-modulation transceiving, and the LoRa module implements adaptive channels and mutual exclusion of channels among gateways.
Preferably, the power module can use 5V dc power or 48V POE power.
Preferably, the intelligent gateway self-adaptive connection node intelligently manages the maximum 50 LoRa node devices of the concentrators based on southern power grid metering automation terminal uplink communication protocol-2013.
Preferably, the LED status display module can display the current operating status of the gateway and the data interaction information in real time.
Preferably, the MTK-JS7628 core board is connected with a real-time clock module, and the MTK-JS7628 core board collects data of the real-time clock module.
Preferably, the LoRa radio frequency module and the LoRa antenna device are configured to communicate with the concentrator LoRa node, and the 4G communication module and the 4G antenna device are configured to communicate with the master station server to form a complete data link.
Wherein intelligent gateway has been equipped with the loRa antenna device that has beam forming technology to adopt self-adaptation loRa channel mode, effectual interference killing feature and the transmission distance of having improved.
The working principle is as follows: when the intelligent gateway LoRa and the concentrator LoRa nodes are in the same frequency band in a self-adaptive mode, pairing connection is completed, the concentrator is logged in a master station server by the gateway according to a protocol message of a southern power grid 'metering automation terminal uplink communication protocol-2013' communication protocol standard, the master station calls the time measuring gateway to transmit the message to the concentrator LoRa nodes through the LoRa nodes, the concentrator replies to the gateway LoRa nodes after meter reading is completed, and the gateway transmits data to the master station through a 4G network to complete automatic meter reading.

Claims (7)

1. A smart grid gateway based on LoRaWAN, comprising: control panel, its characterized in that: the control panel is respectively connected with the 4G communication module, the LoRa radio frequency module and the 100MHz network port module; the control panel is connected with the LED state indicating lamp module; the control board is an MTK-JS7628 core board; the LoRa radio frequency module is connected with the LoRa antenna device.
2. The LoRaWAN-based smart grid gateway of claim 1, wherein: the MTK-JS7628 core board is used for controlling the operation of the system based on the LINUX operating system.
3. The LoRaWAN-based smart grid gateway of claim 1, wherein: the LoRa radio frequency module is used for sending and receiving LoRa node signal based on LoRaWAN agreement and LoRa antenna device.
4. The LoRaWAN-based smart grid gateway of claim 1, wherein: and the 100MHz network port module is used for connecting a master station server by using a broadband.
5. The LoRaWAN-based smart grid gateway of claim 1, wherein: the system also comprises a real-time clock module, wherein the real-time clock module is used for correcting the system clock.
6. The LoRaWAN-based smart grid gateway of claim 1, wherein: and the 4G communication module and the 4G antenna device are used for receiving and transmitting the data of the master station server.
7. The LoRaWAN-based smart grid gateway of claim 1, wherein: the LoRa radio frequency module and the configuration of the LoRa antenna device are communicated with the LoRa node of the concentrator, and the 4G communication module and the configuration of the 4G antenna device are communicated with the master station server to form a complete data link.
CN201911000566.3A 2019-10-21 2019-10-21 Smart power grids gateway based on LoRaWAN Pending CN110610604A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911000566.3A CN110610604A (en) 2019-10-21 2019-10-21 Smart power grids gateway based on LoRaWAN

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911000566.3A CN110610604A (en) 2019-10-21 2019-10-21 Smart power grids gateway based on LoRaWAN

Publications (1)

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CN110610604A true CN110610604A (en) 2019-12-24

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112802318A (en) * 2020-12-30 2021-05-14 贵州电网有限责任公司 Electric energy meter communication module based on LoRa technique
CN112867180A (en) * 2020-12-30 2021-05-28 贵州电网有限责任公司 Smart power grids gateway based on LoRaWAN
CN113541744A (en) * 2021-07-13 2021-10-22 中国科学院软件研究所 Beam forming multi-target sensing method and system for LoRa signals of Internet of things
CN113794737A (en) * 2021-10-18 2021-12-14 深圳弘星智联科技有限公司 Non-standard terminal node equipment data interaction system

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CN108109318A (en) * 2017-11-29 2018-06-01 深圳市亿兆互联技术有限公司 A kind of fire hazard monitoring system and the fire monitoring method based on LoRa
CN108173752A (en) * 2017-12-22 2018-06-15 成都博高信息技术股份有限公司 LORAWAN gateways and its control method
CN209419644U (en) * 2018-08-15 2019-09-20 杭州罗万信息科技有限公司 A kind of LoRa Tandem Gateway
CN110285853A (en) * 2019-06-18 2019-09-27 国网电力科学研究院武汉南瑞有限责任公司 A kind of power transmission line monitoring device and system based on LoRaWAN
CN209462399U (en) * 2018-12-19 2019-10-01 浙江利尔达物联网技术有限公司 A kind of things-internet gateway based on LoRaWAN

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CN206237495U (en) * 2016-11-28 2017-06-09 深圳市捷隽科技有限公司 A kind of Wireless Networking Yunmen access control system
CN106791258A (en) * 2017-01-04 2017-05-31 路晓明 LoRa image acquisition transmission systems
CN206302423U (en) * 2017-01-04 2017-07-04 路永明 A kind of remote measurement flow velocity acquisition system based on LoRa technologies
CN206302424U (en) * 2017-01-04 2017-07-04 路永明 A kind of remote measurement flow collection system based on LoRa technologies
CN206331578U (en) * 2017-01-04 2017-07-14 路永明 A kind of low-power consumption remote gauged rainfall system based on Technology of Wireless Spread Spectrum
CN107481159A (en) * 2017-09-30 2017-12-15 江苏农林职业技术学院 Domestic animal biological characteristic real time on-line monitoring system based on LoRaWAN
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112802318A (en) * 2020-12-30 2021-05-14 贵州电网有限责任公司 Electric energy meter communication module based on LoRa technique
CN112867180A (en) * 2020-12-30 2021-05-28 贵州电网有限责任公司 Smart power grids gateway based on LoRaWAN
CN113541744A (en) * 2021-07-13 2021-10-22 中国科学院软件研究所 Beam forming multi-target sensing method and system for LoRa signals of Internet of things
CN113794737A (en) * 2021-10-18 2021-12-14 深圳弘星智联科技有限公司 Non-standard terminal node equipment data interaction system

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Application publication date: 20191224