CN113891367B - Link interaction method suitable for forwarding data through wireless module - Google Patents
Link interaction method suitable for forwarding data through wireless module Download PDFInfo
- Publication number
- CN113891367B CN113891367B CN202111214910.6A CN202111214910A CN113891367B CN 113891367 B CN113891367 B CN 113891367B CN 202111214910 A CN202111214910 A CN 202111214910A CN 113891367 B CN113891367 B CN 113891367B
- Authority
- CN
- China
- Prior art keywords
- data
- master station
- link
- substation
- station
- Prior art date
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000003993 interaction Effects 0.000 title claims abstract description 10
- 230000008859 change Effects 0.000 claims abstract description 18
- 238000012360 testing method Methods 0.000 claims abstract description 15
- 230000004044 response Effects 0.000 claims abstract description 11
- 238000013499 data model Methods 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 abstract description 14
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention relates to a link interaction method suitable for forwarding data through a wireless module, wherein a master station IP and a port are configured in a substation wireless module data forwarding model; the promoter station IEC104 protocol module reads the data forwarding model configuration and initiates a link request according to the IP and the port of the main station; the master station sends a response message, and the substation wireless module completes link establishment after receiving the response message; the master station sends a general call message, and the substation packages and sends all data to be uploaded by the master station to the master station according to a contracted data model; after receiving, the master station analyzes the data to obtain the data of each data item in the data model, and updates the data to a database; the master station regularly sends the test message calling change data; the substation transmits the changed data to the master station. The invention realizes the connection establishment with the master station in a wireless mode. Based on the reverse link connection method, the link part of the IEC104 protocol is modified to adapt to the link connection mode using the wireless communication module to solve the communication reliability.
Description
Technical Field
The invention relates to the technical field of data communication, in particular to a link interaction method suitable for forwarding data through a wireless module.
Background
In the new energy plant station, a substation monitoring system or an AGC system generally adopts an IEC104 protocol mode to communicate with a remote master station system, a master station actively requests link connection according to IP and ports provided by the substation, the substation responds after receiving a master station command, and the link initialization is ended to start transmitting data.
Because new energy stations such as photovoltaic and wind power stations or distributed energy storage power stations are mostly located in remote areas, the cost of a physical link mode of laying communication cables is high in data communication between the sub-stations and the main station, more and more new energy stations are considered to be solved by additionally installing wireless communication modules, and because the IP of the wireless communication modules is not fixed, the communication reliability is challenged.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a link interaction method suitable for forwarding data through a wireless module, which is based on a reverse link connection method, and the link part of IEC104 protocol is modified to adapt to the link connection mode using the wireless communication module to solve the communication reliability.
To achieve the above object, the present invention provides a link interaction method adapted to forward data through a wireless module, including:
(1) Configuring a master station IP and a port in a substation wireless module data forwarding model;
(2) The promoter station IEC104 protocol module reads the data forwarding model configuration and initiates a link request according to the IP and the port of the main station;
(3) The master station sends a response message and a link initialization ending message after receiving the link request, and the substation wireless module completes the link initialization after receiving the response message;
(4) The master station sends a general call message, and the substation packages and sends all data to be uploaded by the master station to the master station according to a contracted data model; after receiving, the master station analyzes the data to obtain the data of each data item in the data model, and updates the data to a database;
(5) The master station regularly sends the test message calling change data; the substation transmits the changed data to the master station.
Further, after the master station receives the link request in step (3), the corresponding substation is determined through the port.
Further, the main station periodically sends test messages to call the change data, and if the child station does not have the change data, the child station returns information of the change data to the main station.
Further, the period of the main station for sending the test message calling change data is 5-10 s.
Further, after the master station sends the test message calling change data, if no reply is received within a set time, the link is disconnected.
Further, the substation proceeds to step (2) after disconnecting the link from the master station for 30s, and reestablishes the link.
The technical scheme of the invention has the following beneficial technical effects:
(1) The invention realizes the establishment of connection with the master station in a wireless way and the transformation of the link part of IEC104 protocol based on the reverse link connection method so as to adapt to the link connection way using the wireless communication module to solve the communication reliability.
(2) The invention constructs a data uploading mode of a master station calling type aiming at the characteristics of the master station of the electric power system, and ensures the real-time performance of data updating.
Drawings
Fig. 1 is a flow chart of link interactions for forwarding data by a wireless module.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
A link interaction method adapted to forward data through a wireless module, in combination with fig. 1, comprising the steps of:
(1) And configuring a master station IP and a port in the data forwarding model of the substation wireless module.
Because the substation adopts the wireless module to communicate with the master station, the substation IP is not fixed, so that the substation which initiates the link request firstly communicates with the master station according to the configuration of the master station IP and is confirmed by the master station.
(2) And the promoter station IEC104 protocol module reads the data forwarding model configuration and initiates a link request according to the IP and the port of the main station.
The connection operation is performed by the reconnection or the initialized connection after the connection of the substation is interrupted.
(3) After receiving the link request, the master station sends a response message and a link initialization ending message, and after receiving the response message, the substation wireless module completes the link initialization.
The master station determines which device transmits data based on the port.
(4) The master station sends a general call message, and the substation packages all data to be uploaded by the master station according to a contracted data model and sends the data to the master station through a wireless module; and after receiving, the master station analyzes the data to obtain the data of each data item in the data model, and updates the data to the database.
(5) The master station periodically sends test message calling change data, and the substation sends the change data to the master station through the wireless module.
The master station regularly sends the test message calling change data, and generally sends the test message once for 5-10 seconds; the substation sends the changed data to the main station, and replies the information of the unchanged data if the changed data is not available. And if no reply is received within the set time, the master station disconnects the link.
Further, the link is reestablished after the link is disconnected for 30 s. And (2) re-entering the step, and initiating a link request according to the IP of the master station and the port.
Aiming at the characteristics of point-to-point transmission of a substation and a main station of the power system, the invention establishes a link based on a reverse link connection method, and once the link is established, data is continuously transmitted. The substation transmits data to the master station in real time.
Examples
(1) And adding the IP and the port provided by the master station to the forwarding configuration.
(2) Starting IEC104 protocol substation service, reading model configuration, and initiating link connection according to IP and port provided by a master station
Substation transmission 68 04 07 00 00 00
The purpose is as follows: and sending a request link state command to the master station.
(3) And after receiving the link request, the master station sends a response message to complete the link establishment and finish the link initialization.
And (3) returning by the main station: 68 04 0B 00 00 00 00
The purpose is as follows: the primary station responds to the secondary station with a link state.
And (3) returning by the main station: 68 0E 0000 0000 46 01 04 0001 0000 0000 00A
The purpose is as follows: and (5) finishing the initialization.
(4) The master station sends a general call message
And (3) the master station transmits: 68 0E 0000 06 00 64 01 04 0001 0000 0000 14A
The purpose is as follows: and sending a data recall command to the substation.
The substation returns: 68 0E 08 0002 00 64 01 07 0001 0000 0000 14A
Substation return ：68 2D 0A 00 02 00 01A0 14 00 01 00 01 00 00 00 01 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
The purpose is as follows: the substation continuously transmits all-remote signaling to the master station in an ASDU1 manner, and the data transmitted subsequently is omitted for illustration.
(5) The master station transmits a link test message according to the established link
And (3) the master station transmits: 68 04 43 00 00 00
The purpose is as follows: and calling the change data and testing the link state.
The substation sends an acknowledgement message and sends change data:
the substation returns: 68 04 83 00 00 00
The purpose is as follows: no data was changed at this point.
The substation returns: 68 1A 36 0002 00 0D 02 03 0001 0001 40 00 22 5D 87 41 00A4 40 00 22 5D 87 41 00A
The purpose is as follows: there is change data and the change telemetry is uploaded with ASDU13 data type.
The substation returns: 68 16 32 0002 0001 03 03 0001 0002 0000 0003 0000 01 04 0000 00
The purpose is as follows: and uploading the position-changing remote signaling by using the ASDU1 data type.
In summary, the present invention relates to a link interaction method adapted to forwarding data through a wireless module, in which a master station IP and a port are configured in a substation wireless module data forwarding model; the promoter station IEC104 protocol module reads the data forwarding model configuration and initiates a link request according to the IP and the port of the main station; the master station sends a response message and a link initialization ending message, and the substation wireless module completes the link initialization after receiving the response message; the master station sends a general call message, and the substation packages and sends all data to be uploaded by the master station to the master station according to a contracted data model; after receiving, the master station analyzes the data to obtain the data of each data item in the data model, and updates the data to a database; the master station regularly sends the test message calling change data; the substation transmits the changed data to the master station. The invention realizes the connection establishment with the master station in a wireless mode. Based on the reverse link connection method, the link part of the IEC104 protocol is modified to adapt to the link connection mode using the wireless communication module to solve the communication reliability.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explanation of the principles of the present invention and are in no way limiting of the invention. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included in the scope of the present invention. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.
Claims (1)
1. A link interaction method adapted to forward data through a wireless module, comprising:
(1) Configuring a master station IP and a port in a data forwarding model of a substation wireless module, communicating with the master station according to the configuration master station IP, and confirming by the master station;
(2) The substation IEC104 protocol module reads the data forwarding model configuration, initiates a link request according to the IP and the port of the main station, and executes the connection operation after reconnection or initialization after connection of the substation is interrupted;
(3) After the primary station receives the link request, determining a corresponding secondary station through a port, transmitting a response message and ending a link initialization message, completing the link initialization after the secondary station wireless module receives the response message, and judging the transmitted data by the primary station according to the port;
(4) The master station sends a general call message, and the substation packages and sends all data to be uploaded by the master station to the master station according to a contracted data model; after receiving, the master station analyzes the data to obtain the data of each data item in the data model, and updates the data to a database;
(5) The master station regularly sends the test message calling change data; the substation sends the changed data to the master station, and the master station regularly sends test messages to call the changed data, and if the substation does not have the changed data, the substation returns the information of the unchanged data to the master station;
the period of the main station for sending the test message calling change data is 5-10 s;
after the master station sends the test message calling change data, if no reply is received within a set time, the link is disconnected;
The substation proceeds to step (2) after disconnecting the link from the master station for 30s, and reestablishes the link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111214910.6A CN113891367B (en) | 2021-10-19 | 2021-10-19 | Link interaction method suitable for forwarding data through wireless module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111214910.6A CN113891367B (en) | 2021-10-19 | 2021-10-19 | Link interaction method suitable for forwarding data through wireless module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113891367A CN113891367A (en) | 2022-01-04 |
| CN113891367B true CN113891367B (en) | 2024-05-10 |
Family
ID=79003427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111214910.6A Active CN113891367B (en) | 2021-10-19 | 2021-10-19 | Link interaction method suitable for forwarding data through wireless module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113891367B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117857525B (en) * | 2024-03-04 | 2024-05-17 | 上海融和元储能源有限公司 | Industrial data system based on efficient transmission protocol |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102325084A (en) * | 2011-07-21 | 2012-01-18 | 航天科工深圳（集团）有限公司 | Method and system for realizing data exchange in IEC104 (international electrotechnical commission 104) communication protocol forwarding |
| CN103208858A (en) * | 2013-03-24 | 2013-07-17 | 国家电网公司 | Factory station side link reconstruction method of transformer substation International Electrotechnical Commission (IEC) 870-5-101 communication protocol |
| CN104269924A (en) * | 2014-09-17 | 2015-01-07 | 国家电网公司 | Power distribution terminal system based on IEC 61850 and realizing plug and play mechanism |
| WO2015007161A1 (en) * | 2013-07-18 | 2015-01-22 | 江苏省电力公司淮安供电公司 | Detection method for communication states of iec104 protocol of dispatching automation system |
| CN106549967A (en) * | 2016-11-10 | 2017-03-29 | 广西大学 | A kind of IEC104 stipulations analysis system and methods based on event-driven mechanism |
| CN106603502A (en) * | 2016-11-21 | 2017-04-26 | 云南电网有限责任公司电力科学研究院 | XML-based IEC 60870-5-104 and GOOSE conversion method |
| CN109510724A (en) * | 2018-11-22 | 2019-03-22 | 国网陕西省电力公司西安供电公司 | A method of data acquisition and application based on TAS device |
| WO2019165811A1 (en) * | 2018-02-28 | 2019-09-06 | 国电南瑞科技股份有限公司 | Master/slave station monitoring information check method, and main station and slave station |
| CN112995305A (en) * | 2021-02-08 | 2021-06-18 | 国投信开水环境投资有限公司 | Remote power monitoring method based on IEC104 protocol, and system, device and medium thereof |
-
2021
- 2021-10-19 CN CN202111214910.6A patent/CN113891367B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102325084A (en) * | 2011-07-21 | 2012-01-18 | 航天科工深圳（集团）有限公司 | Method and system for realizing data exchange in IEC104 (international electrotechnical commission 104) communication protocol forwarding |
| CN103208858A (en) * | 2013-03-24 | 2013-07-17 | 国家电网公司 | Factory station side link reconstruction method of transformer substation International Electrotechnical Commission (IEC) 870-5-101 communication protocol |
| WO2015007161A1 (en) * | 2013-07-18 | 2015-01-22 | 江苏省电力公司淮安供电公司 | Detection method for communication states of iec104 protocol of dispatching automation system |
| CN104269924A (en) * | 2014-09-17 | 2015-01-07 | 国家电网公司 | Power distribution terminal system based on IEC 61850 and realizing plug and play mechanism |
| CN106549967A (en) * | 2016-11-10 | 2017-03-29 | 广西大学 | A kind of IEC104 stipulations analysis system and methods based on event-driven mechanism |
| CN106603502A (en) * | 2016-11-21 | 2017-04-26 | 云南电网有限责任公司电力科学研究院 | XML-based IEC 60870-5-104 and GOOSE conversion method |
| WO2019165811A1 (en) * | 2018-02-28 | 2019-09-06 | 国电南瑞科技股份有限公司 | Master/slave station monitoring information check method, and main station and slave station |
| CN109510724A (en) * | 2018-11-22 | 2019-03-22 | 国网陕西省电力公司西安供电公司 | A method of data acquisition and application based on TAS device |
| CN112995305A (en) * | 2021-02-08 | 2021-06-18 | 国投信开水环境投资有限公司 | Remote power monitoring method based on IEC104 protocol, and system, device and medium thereof |
Non-Patent Citations (4)
| Title |
|---|
| IEC 60870-5-104在变电站自动化***中的应用;***;朱永利;;电力***通信;20071210(12);全文 * |
| IEC104规约在配电自动化***中的应用研究;湛开云;冯凯;刘明祥;;信息技术与信息化;20131215(06);全文 * |
| 孙俊男 ; 刘明哲 ; 徐皑冬 ; 郭廷廷 ; 韩晓佳 ; .基于IEC60870-5-104远动规约的PLC通信模块的设计与实现.高技术通讯.2016,(04),全文. * |
| 湛开云 ; 冯凯 ; 刘明祥 ; .IEC104规约在配电自动化***中的应用研究.信息技术与信息化.2013,(06),全文. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113891367A (en) | 2022-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113891367B (en) | Link interaction method suitable for forwarding data through wireless module | |
| CN101841929A (en) | Wireless control terminal of electrical appliance with networking capability | |
| CN107040531B (en) | communication assembly | |
| KR101971392B1 (en) | Ambient backscatter communication system in energy harvesting cognitive radio network and ambient backscatter communication method using the same | |
| CN212367305U (en) | Electric power thing of perception equipment allies oneself with management device | |
| JP2018093465A (en) | Backup power supply and communication system using the same | |
| CN103427953A (en) | Beidou communication method for efficient transmission of buoy data | |
| CN110417458A (en) | Co-location and time-optimized method towards the double relay systems of UAV energy information | |
| CN102857890B (en) | Monitoring method for self-adaptation between electric power tunnel text messages and wireless network communication | |
| CN101859480A (en) | Electric appliance wireless control network | |
| CN101867990A (en) | Electrical equipment wireless control network with priority level | |
| CN109039731B (en) | Network management northbound interface alarm self-adapting method | |
| CN116331010B (en) | Method for fully automatically starting equipment by mobile wireless charging of electric automobile | |
| CN101867599A (en) | Control method for wireless control network of electrical appliance | |
| CN102202430A (en) | Zigbee wireless gateway and data transmission method thereof | |
| CN113115237A (en) | System and method for fusing mobile communication network and Beidou RDSS satellite communication network | |
| CN111917849A (en) | Internet of things transmission method based on Zigbee and NB-IoT fusion networking | |
| CN201796491U (en) | Wireless remote control device for unmanned aerial vehicle | |
| CN107404771B (en) | Communication terminal and method for requesting to expand discontinuous reception parameters | |
| CN106230629B (en) | A kind of distributed photovoltaic power generation system based on mobile Internet | |
| CN112187901B (en) | Main distribution network three-remote interaction method based on cross-isolation IEC104 | |
| CN112350867B (en) | Universal platform for plug and play of equipment units | |
| CN201282474Y (en) | Single frequency wireless networking system capable of implementing multi-center acceptance confirmation | |
| CN110784454A (en) | Information transmission method and device based on new generation distribution automation main station | |
| CN209250638U (en) | End node devices, relay controller and wireless communication network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |