CN113242140B - G3 network topology data storage method and display method of embedded equipment and electronic equipment - Google Patents
G3 network topology data storage method and display method of embedded equipment and electronic equipment Download PDFInfo
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Abstract
The invention relates to a G3 network topology data storage method, a display method and an electronic device of an embedded device, wherein path discovery task information and a stored ammeter file list are established in the embedded device in advance, when any one task in the path discovery task information starts to execute, all G3 network nodes in the ammeter file list are traversed and searched, all online G3 network nodes on the G3 network are searched, a path discovery command containing a destination ammeter node address is sent to each ammeter node in a subordinate G3 network by utilizing the G3 network, the embedded device extracts each path request confirmation information to form the whole path information corresponding to each path request confirmation information, all the whole path information is stored according to a preset data structure, all the stored whole path information is used as internal path information in the embedded device, G3 network topology data stored in the embedded device is ensured to be formed according to the latest path information of the current network, and the G3 network topology data is displayed by a Web interface.
Description
Technical Field
The invention relates to the field of electric power, in particular to a G3 network topology data storage method and a display method of embedded equipment and electronic equipment.
Background
In the current power device field, embedded devices such as concentrators have been widely used, and many schemes for embedded devices employ G3 power line networking and data communication.
When communication fails or node states are checked regularly, network paths and path costs are generally required to be checked at a concentrator end, so that network conditions can be intuitively known in time, and fault point investigation and processing are facilitated. Therefore, there is a need to design an efficient method for storing and displaying G3 network topology data.
Disclosure of Invention
The first technical problem to be solved by the invention is to provide a G3 network topology data storage method of embedded equipment aiming at the prior art.
The second technical problem to be solved by the invention is to provide a G3 network topology data display method of embedded equipment.
The third technical problem to be solved by the invention is to provide an electronic device. The electronic equipment comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, wherein the G3 network topology data storage and display method of any embedded equipment is realized when the processor executes the computer program.
The invention solves the first technical problem by adopting the technical scheme that: the G3 network topology data storage method of the embedded equipment is characterized by comprising the following steps of 1-7:
step 1, establishing path discovery task information in embedded equipment in advance and storing an ammeter file list in advance; the path discovery task information comprises a plurality of path discovery tasks with identification numbers, task execution starting time of each path discovery task and task execution frequency of each path discovery task; the ammeter file list comprises a plurality of ammeter node information positioned on the G3 network subordinate to the embedded equipment, wherein the ammeter node is a G3 network node on the G3 network;
step 2, when the embedded equipment detects that any task execution starting time in the path discovery task information is reached, the embedded equipment traverses and searches the ammeter information corresponding to all G3 network nodes in the ammeter archive list, and searches all online G3 network nodes on the G3 network;
step 3, the embedded equipment searches the MAC address and the short address of each online G3 network node which is found through traversal according to a network information mapping table stored in the embedded equipment in advance, and the embedded equipment sends a path discovery command containing the address of the target ammeter node to each ammeter node in the subordinate G3 network of the embedded equipment by utilizing the G3 network;
step 4, the embedded equipment processes according to the path request confirmation information returned by each ammeter node in the subordinate G3 network:
when receiving the path request confirmation information, switching to step 5; otherwise, turning to step 3 until all online G3 network nodes in the network information mapping table are traversed;
step 5, the embedded device extracts a forward path from the embedded device to a destination ammeter node and a reverse path from the destination ammeter node to the embedded device from each piece of received path request confirmation information, and the extracted forward path and the reverse path form the whole piece of path information of the corresponding path request confirmation information together; wherein, for each path request confirmation information, the whole path information corresponding to the path request confirmation information comprises a short address for each hop from the previous node to the next node and the link overhead of each hop;
step 6, the embedded equipment stores each piece of formed path information according to a preset data structure, and each piece of stored path information is used as internal path information corresponding to the whole path information in the embedded equipment; the preset data structure comprises a destination ammeter node, a current node, a next hop node, a return node, a hop count, a direction of each hop, link overhead of each hop and update time;
and 7, the embedded device stores all the stored internal path information as the internal path information of the embedded device.
In the G3 network topology data storage method of the embedded device, the embedded device is a concentrator.
Further, in the G3 network topology data storage method of the embedded device, when the embedded device executes the step 2, the embedded device pauses the reading operation for the ammeter data.
In the G3 network topology data storage method of the embedded device, the embedded device is provided with an embedded database, and the internal path information of the embedded device is stored in the embedded database of the embedded device.
The invention solves the second technical problem by adopting the technical proposal that: the G3 network topology data display method of the embedded device displays the internal path information of the embedded device stored by any G3 network topology data storage method, and is characterized by comprising the following steps S1-S3:
step S1, a Web interface of the embedded equipment is started, and internal path information of the embedded equipment is accessed through a public gateway interface of the Web interface;
step S2, creating JS elements by using each ammeter node information in the internal path information of the embedded equipment;
and step S3, displaying all the created JS elements by a Web interface of the embedded device.
Further, in the G3 network data display method of the embedded device, in step S3, the process of displaying all JS elements on the Web interface of the embedded device includes the following steps:
step S31, forming a central node by the embedded equipment; wherein the central node is different from any other ammeter node;
step S32, generating all ammeter nodes in the G3 network of the embedded equipment; wherein all ammeter nodes generated herein include all online G3 network nodes and offline G3 network nodes subordinate to the embedded device;
step S33, creating a connecting line between the central node and each generated ammeter node by using the internal path information;
and step S34, drawing the connecting lines with different thickness degrees according to the link cost on the paths corresponding to the connecting lines.
Further, in the G3 network data presentation method of the embedded device, the Web interface of the embedded device is an HTTP service built in the embedded device.
In the G3 network topology data display method of the embedded equipment, a JS framework of DS.3 is adopted for a Web interface of the embedded equipment.
Still further, in the G3 network topology data display method of the embedded device, in step S34, the size of the link overhead value is inversely related to the thickness of the drawn connection line.
The invention solves the third technical problem by adopting the technical scheme that: the electronic device is characterized by comprising a memory, a processor and a computer program stored in the memory and capable of running on the processor, wherein the G3 network topology data display method of any embedded device is realized when the processor executes the computer program.
Compared with the prior art, the invention has the advantages that: the method comprises the steps of aiming at G3 network topology data storage of embedded equipment, establishing path discovery task information and a stored ammeter file list in the embedded equipment in advance, then when any task execution starting moment in the path discovery task information is detected, traversing by the embedded equipment to search all G3 network nodes in the ammeter file list, searching all online G3 network nodes on the G3 network, sending a path discovery command containing a destination ammeter node address to each ammeter node in the subordinate G3 network of the embedded equipment by utilizing the G3 network, and forming whole path information corresponding to each path request confirmation information by the embedded equipment according to each path request confirmation information fed back by the extracted ammeter node, then storing each whole path information according to a preset data structure by the embedded equipment, thereby forming the G3 network topology data stored in the embedded equipment by taking all the whole path information stored according to the preset data structure as internal path information of the embedded equipment, ensuring the latest path information according to the current network, and displaying the latest path information by a Web interface.
Drawings
Fig. 1 is a flow chart of a G3 network topology data storage method of an embedded device according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
The embodiment provides a G3 topology network data storage method of an embedded device, the embedded device adopts a concentrator, and the embedded device is provided with an embedded database. Specifically, referring to fig. 1, the G3 network topology data storage method of the embedded device in this embodiment includes the following steps 1 to 7:
step 1, establishing path discovery task information in embedded equipment in advance and storing an ammeter file list in advance; the path discovery task information comprises a plurality of path discovery tasks with identification numbers, task execution starting time of each path discovery task and task execution frequency of each path discovery task; the ammeter file list comprises a plurality of ammeter node information positioned on the G3 network subordinate to the embedded equipment, wherein the ammeter node is a G3 network node on the G3 network;
for example, in this embodiment, path discovery task information established by the embedded device is shown in table 1 below:
TABLE 1
| Task ID | Task name | Task start time | Cycle time |
| 1 | Freezing of the collection month | 2 points 0 point | Daily of |
| 2 | Freezing for collection hours | 15 minutes | Every hour |
| 3 | Network topology | 20 points 0 point | Every monday |
The list of pre-stored ammeter files in the embedded equipment comprises a plurality of pieces of ammeter node information positioned on the G3 network subordinate to the embedded equipment, wherein the ammeter node information is ammeter nodes respectivelyPoint A 1 Ammeter node A 2 … ammeter node A 10 Ammeter node A here 1 Ammeter node A 10 Namely, the embedded equipment belongs to a G3 network node in the G3 network;
step 2, when the embedded equipment detects that any task execution starting time in the path discovery task information is reached, the embedded equipment traverses and searches all G3 network nodes in the ammeter file list, and searches all online G3 network nodes on the G3 network; in this embodiment, when the embedded device executes step 2, the embedded device pauses the reading operation for the ammeter data; for example, the embedded device detects that the execution start time of the task of the "network topology" with the task ID number 3 has been reached, and the embedded device then walks through all the G3 network nodes in the lookup meter profile list, i.e. the embedded device walks through the first G3 network node a in the meter profile list 1 To determine if it is online, once G3 network node a 1 On-line, i.e. identifying ammeter node A 1 Is an online G3 network node; otherwise, it is determined that the ammeter node A 1 Is a non-online G3 network node; according to the same mode, the embedded equipment completely traverses the rest 9G 3 network nodes, so that all online G3 network nodes and all non-online G3 network nodes in the subordinate G3 network of the embedded equipment can be determined;
step 3, the embedded equipment searches the MAC address and the short address of each online G3 network node which is found through traversal according to a network information mapping table stored in the embedded equipment in advance, and the embedded equipment sends a path discovery command containing the address of the target ammeter node to each ammeter node in the subordinate G3 network of the embedded equipment by utilizing the G3 network; the case of the network information map list stored in advance inside the embedded device of this embodiment is as follows in table 2:
TABLE 2
It is assumed that the destination electricity meter node selected by the embedded device is the electricity meter node a when this step S3 is performed 5 Then the embedded device sends a message containing the destination electricity meter node a using the G3 network 5 A path discovery command of the address into the network;
step 4, the embedded equipment processes according to the path request confirmation information returned by each ammeter node in the subordinate G3 network: when receiving the path request confirmation information, switching to step 5; otherwise, turning to step 3 until all online G3 network nodes in the network information mapping table are traversed;
for example, after sending the path discovery command via the embedded device, the embedded device receives the ammeter node A 1 If the path request confirms information, the embedded device proceeds to execute step 5; similarly, the embedded device will go to execute step 5 when receiving the path request confirmation information returned by one ammeter node; of course, if the embedded device does not receive the path request confirmation information returned by a certain ammeter node, the embedded device goes to step 3 and waits for receiving the path request confirmation information returned by the next ammeter node, so that all online G3 network nodes are traversed completely;
step 5, the embedded device extracts a forward path from the embedded device to a destination ammeter node and a reverse path from the destination ammeter node to the embedded device from each piece of received path request confirmation information, and the extracted forward path and the reverse path form the whole piece of path information of the corresponding path request confirmation information together; wherein, for each path request confirmation information, the whole path information corresponding to the path request confirmation information comprises a short address for each hop from the previous node to the next node and the link overhead of each hop;
it should be noted that, each time the embedded device receivesA path request acknowledgement message M n The embedded device then extracts each path request acknowledge message to extract the data from the embedded device to the destination electricity meter node A 5 Forward path S of (2) Positive direction (A 5 ) From the destination electricity meter node a 5 Reverse path S to embedded device Reverse-rotation (A 5 ) Then based on the extracted forward path S Positive direction (A 5 ) And reverse path S Reverse-rotation (A 5 ) To obtain the confirmation information M corresponding to the path request n Is set to the whole path information S (M n ) The method comprises the steps of carrying out a first treatment on the surface of the Specifically, acknowledgement information M is requested for the path n The entire path information S (M n ) Including a short address for each hop of a previous node to a next node and a link overhead for that hop;
step 6, the embedded equipment stores each piece of formed path information according to a preset data structure, and each piece of stored path information is used as internal path information corresponding to the whole path information in the embedded equipment; the preset data structure comprises a destination ammeter node, a current node, a next hop node, a return node, a hop count, a direction of each hop, link overhead of each hop and update time; the preset data structure form in this embodiment is shown in table 3 below:
TABLE 3 Table 3
And 7, the embedded device stores all the stored internal path information as the internal path information of the embedded device so as to store the internal path information of the embedded device into an embedded database of the embedded device.
The embodiment also provides a G3 network topology data display method of the embedded device, so as to display the stored internal path information of the embedded device. Specifically, the G3 network topology data display method of the embedded device of this embodiment includes steps S1 to S3 as follows:
step S1, a Web interface of the embedded equipment is started, and internal path information of the embedded equipment is accessed through a public gateway interface of the Web interface; the Web interface of the embedded device is HTTP service built in the embedded device, and the Web interface of the embedded device adopts a JS framework of DS.3;
step S2, creating JS elements by using each ammeter node information in the internal path information of the embedded equipment;
step S3, displaying all the created JS elements by a Web interface of the embedded device; in this embodiment, the process of displaying all JS elements on the Web interface of the embedded device includes the following steps S31 to S34:
step S31, forming a central node by using an embedded device (namely a concentrator); wherein the central node is different from any other ammeter node;
step S32, generating all ammeter nodes in the G3 network of the embedded equipment; wherein all ammeter nodes generated herein include all online G3 network nodes and offline G3 network nodes subordinate to the embedded device;
step S33, creating a connecting line between the central node and each generated ammeter node by using the internal path information;
and step S34, drawing the connecting lines with different thickness degrees according to the link cost on the paths corresponding to the connecting lines. In this step S34, the size of the link overhead value is inversely related to the thickness of the drawn line. For example, if the value of a certain link overhead is larger, the connection line on the path corresponding to the link overhead value is drawn thinner; otherwise, the link overhead value is coarser on the path corresponding to the link overhead value.
In addition, the embodiment also provides electronic equipment. The electronic equipment comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, wherein the G3 network topology data display method of the embedded equipment is realized when the processor executes the computer program.
While the preferred embodiments of the present invention have been described in detail, it is to be clearly understood that the same may be varied in many ways by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The G3 network data storage method of the embedded equipment is characterized by comprising the following steps of 1-7:
step 1, establishing path discovery task information in embedded equipment in advance and storing an ammeter file list in advance; the path discovery task information comprises a plurality of path discovery tasks with identification numbers, task execution starting time of each path discovery task and task execution frequency of each path discovery task; the ammeter file list comprises a plurality of ammeter node information positioned on the G3 network subordinate to the embedded equipment, wherein the ammeter node is a G3 network node on the G3 network;
step 2, when the embedded equipment detects that any task execution starting time in the path discovery task information is reached, the embedded equipment traverses and searches the ammeter information corresponding to all G3 network nodes in the ammeter archive list, and searches all online G3 network nodes on the G3 network; when the embedded equipment executes the step 2, the embedded equipment pauses the reading operation of ammeter data;
step 3, the embedded equipment searches the MAC address and the short address of each online G3 network node which is found through traversal according to a network information mapping table stored in the embedded equipment in advance, and the embedded equipment sends a path discovery command containing the address of the target ammeter node to each ammeter node in the subordinate G3 network of the embedded equipment by utilizing the G3 network;
step 4, the embedded equipment processes according to the path request confirmation information returned by each ammeter node in the subordinate G3 network:
when receiving the path request confirmation information, switching to step 5; otherwise, turning to step 3 until all online G3 network nodes in the network information mapping table are traversed;
step 5, the embedded device extracts a forward path from the embedded device to a destination ammeter node and a reverse path from the destination ammeter node to the embedded device from each piece of received path request confirmation information, and the extracted forward path and the reverse path form the whole piece of path information of the corresponding path request confirmation information together; wherein, for each path request confirmation information, the whole path information corresponding to the path request confirmation information comprises a short address for each hop from the previous node to the next node and the link overhead of each hop;
step 6, the embedded equipment stores each piece of formed path information according to a preset data structure, and each piece of stored path information is used as internal path information corresponding to the whole path information in the embedded equipment; the preset data structure comprises a destination ammeter node, a current node, a next hop node, a return node, a hop count, a direction of each hop, link overhead of each hop and update time;
and 7, the embedded device stores all the stored internal path information as the internal path information of the embedded device.
2. The method of claim 1, wherein the embedded device is a concentrator.
3. The G3 network data storage method of an embedded device according to claim 1 or 2, wherein the embedded device has an embedded database, and the embedded device internal path information is stored in the embedded database of the embedded device.
4. The G3 network topology data display method of an embedded device, displaying the internal path information of the embedded device stored in the G3 network topology data storage method according to any one of claims 1 to 3, comprising the following steps S1 to S3:
step S1, a Web interface of the embedded equipment is started, and internal path information of the embedded equipment is accessed through a public gateway interface of the Web interface;
step S2, creating JS elements by using each ammeter node information in the internal path information of the embedded equipment;
and step S3, displaying all the created JS elements by a Web interface of the embedded device.
5. The G3 network data presentation method of an embedded device according to claim 4, wherein in step S3, the process of presenting all JS elements by the Web interface of the embedded device includes the steps of:
step S31, processing to form a central node; wherein the central node is different from any other ammeter node;
step S32, generating all ammeter nodes in the G3 network of the embedded equipment; wherein all ammeter nodes generated herein include all online G3 network nodes and offline G3 network nodes subordinate to the embedded device;
step S33, creating a connecting line between the central node and each generated ammeter node by using the internal path information;
and step S34, drawing the connecting lines with different thickness degrees according to the link cost on the paths corresponding to the connecting lines.
6. The G3 network topology data presentation method of an embedded device of claim 4 or 5, wherein the Web interface of the embedded device is an HTTP service built into the embedded device.
7. The G3 network topology data presentation method of an embedded device of claim 4 or 5, wherein the Web interface of the embedded device employs a JS frame of ds.3.
8. The method according to claim 7, wherein in step S34, the size of the link overhead value is inversely related to the thickness of the drawn connection line.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the G3 network topology data presentation method of the embedded device of any one of claims 1 to 3 when executing the computer program.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107369313A (en) * | 2017-07-21 | 2017-11-21 | 国家电网公司 | Taiwan area bandwidth carrier meter reading multi-path topology drawing generating method |
| CN107393286A (en) * | 2017-07-24 | 2017-11-24 | 浙江万胜智能科技股份有限公司 | A kind of network-building method of carrier communication network |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1956421A (en) * | 2005-10-26 | 2007-05-02 | 北京航空航天大学 | Reliable transmission method for web service message |
| CN103096410A (en) * | 2011-10-31 | 2013-05-08 | 上海万康无线智能控制系统有限公司 | Data transmission method of wireless meter reading system |
| CN104599469B (en) * | 2014-12-25 | 2017-09-05 | 深圳市银河表计股份有限公司 | A kind of method and system of power information synchronous acquisition |
| CN105591826B (en) * | 2016-03-18 | 2018-12-11 | 光一科技股份有限公司 | A kind of low-voltage power line bandwidth carrier communication network failure diagnostic device and method |
| CN105827456B (en) * | 2016-04-28 | 2019-04-16 | 瑞斯康微电子（深圳）有限公司 | A kind of embedding distribution formula network-building method and its system |
| CN106327847B (en) * | 2016-08-19 | 2019-11-15 | 深圳市慧联通信技术有限公司 | Power information collection copies method and system |
| CN107404745A (en) * | 2017-06-13 | 2017-11-28 | 广东广业开元科技有限公司 | A kind of fire detector remote detecting system based on MANET |
| CN107579758A (en) * | 2017-09-11 | 2018-01-12 | 贵州电网有限责任公司电力科学研究院 | A kind of two-way alternate communication method based on G3 PLC |
| US10439927B2 (en) * | 2018-01-31 | 2019-10-08 | International Business Machines Corporation | Distributed storage path configuration |
| CN109379288A (en) * | 2018-08-28 | 2019-02-22 | 中能瑞通（北京）科技有限公司 | One kind being based on bandwidth carrier route dynamic maintaining method and system |
| CN109617231A (en) * | 2018-12-13 | 2019-04-12 | 天津大学 | A kind of user network topology identification device and method for low-voltage platform area |
| CN110166303B (en) * | 2019-05-30 | 2022-04-26 | 宁波三星医疗电气股份有限公司 | G3-PLC network diagnosis and maintenance method based on concentrator |
| CN112382076B (en) * | 2020-11-12 | 2021-08-27 | 贵州电网有限责任公司 | Equipment and operation method for acquiring topological information of district electric energy meter |
-
2021
- 2021-03-30 CN CN202110344813.2A patent/CN113242140B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107369313A (en) * | 2017-07-21 | 2017-11-21 | 国家电网公司 | Taiwan area bandwidth carrier meter reading multi-path topology drawing generating method |
| CN107393286A (en) * | 2017-07-24 | 2017-11-24 | 浙江万胜智能科技股份有限公司 | A kind of network-building method of carrier communication network |
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