CN210899204U - Intelligent detection device for centralized meter reading communication faults - Google Patents
Intelligent detection device for centralized meter reading communication faults Download PDFInfo
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- CN210899204U CN210899204U CN201921402598.1U CN201921402598U CN210899204U CN 210899204 U CN210899204 U CN 210899204U CN 201921402598 U CN201921402598 U CN 201921402598U CN 210899204 U CN210899204 U CN 210899204U
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Abstract
The utility model discloses a communication fault intellectual detection system device is copied to collection, including main control unit, fault detection unit, harmonic analysis unit, noise analysis unit, button the control unit, can be orderly reasonable gather the trouble and the performance detection of copying each device or equipment in the system and the detection of electric wire netting quality and power line communication channel environment, have a key and open and stop the detection function, convenient operation is swift, can help fortune dimension personnel to carry out fault detection, high-efficient definite fault reason fast. In addition, the terminal can be used for realizing the positioning of the fault position, the line planning and the interaction of the cloud platform, so that maintenance personnel can quickly arrive at the fault point to perform fault removal and maintenance, a cloud platform fault information base is established, and later-stage statistical analysis is facilitated.
Description
Technical Field
The utility model relates to a power line carrier communication technical field especially relates to a communication fault intellectual detection system device is copied to collection.
Background
With the development of the smart power grid, the stability of the low-voltage meter reading system and the reliability of communication data play a crucial role in realizing the functions of the smart power grid, and are the basis for stable and reliable data acquisition of the smart power grid.
The centralized meter reading system is generally composed of a server, a channel and a terminal device. Power supply enterprises require that the daily acquisition success rate of the centralized meter reading terminal equipment reaches 99.95 percent and the terminal equipment is qualified. Due to the fact that the fault problem of the centralized meter reading system is not checked timely enough and the fault reason cannot be determined accurately, quickly and effectively, the collection success rate of the centralized meter reading day is difficult to reach the standard, and the stability of the power supply system is seriously influenced. Through data analysis, the important reason that the success rate of day acquisition is difficult to reach the standard at present is the faults of channels and terminal equipment.
In view of this, how to help the operation and maintenance personnel to quickly detect the fault and efficiently determine the fault cause is an important problem to be solved urgently in the industry.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a communication fault intellectual detection system device is copied to collection can help fortune dimension personnel to carry out fault detection, high-efficient definite trouble reason fast.
In order to achieve the purpose, the utility model provides a communication fault intellectual detection system device is copied to collection, including main control unit, fault detection unit, harmonic analysis unit, noise analysis unit, button the control unit, fault detection unit is used for carrying out and copies the trouble and the performance detection of each device or equipment in the system to the collection, main control unit realizes that the transmission of function instruction and the collection of fault detection data are right fault detection data carry out the analysis and obtain the fault detection result, button the control unit carries out a key and starts fault detection function and break-make electric function, the noise analysis unit is used for realizing the collection, storage and the analysis to electric wire netting noise data, the harmonic analysis unit is used for gathering and analyzing electric wire netting harmonic voltage, harmonic current.
Further, the main control unit comprises a main control MCU, a protocol analysis subunit and a fault analysis subunit, the main control MCU sends a function to be tested to the protocol analysis subunit in a message mode, the protocol analysis subunit analyzes and confirms the function to be tested and sends a function instruction to the fault detection unit through the main control MCU to start fault detection, the fault detection unit feeds fault detection data back to the fault analysis subunit after executing fault detection, and the fault analysis subunit analyzes the fault detection data to obtain a fault detection result and sends the fault detection result to the main control MCU.
Furthermore, the main control unit is communicated with the noise analysis unit, the main control unit sends a noise analysis instruction to the noise analysis unit in a message form through the main control MCU, the noise analysis unit carries out noise interference collection and carries out time domain and frequency domain characteristic analysis on the collected noise interference, and an analysis result is sent to the main control MCU.
Furthermore, the intelligent detection device for the communication faults of the centralized meter reading further comprises a display unit, the main control unit further comprises a communication control subunit, the main control unit is communicated with the display unit through the communication control subunit, and the fault detection result is transmitted to the display unit to be displayed.
Further, the fault detection comprises IO state detection, serial port communication detection, power line carrier communication detection and 485 communication detection.
Further, fault problems are classified, wherein the fault problems comprise communication performance damage and hardware equipment damage; if the fault detection result is large-area reading failure, preferentially detecting the function and performance of the data concentrator, and if the communication performance is further judged to be damaged, carrying out channel noise interference detection and diagnosing and analyzing the test data; if the fault detection result is that the individual node fails to read, detecting the node and diagnosing and analyzing the test data; if the fault detection result is that part of data of the individual node is abnormal, preferentially detecting the working condition of a communication channel at the position of the node, and diagnosing and analyzing the test data; and if the fault detection result is that the equipment is damaged, detecting and identifying fault information aiming at the equipment, and then diagnosing a fault reason.
Furthermore, the display unit is a display screen of the terminal, and the fault detection result can be displayed on the display screen of the terminal, so that operation and maintenance personnel and users can conveniently check the fault detection result.
Further, the terminal acquires a geographical position where the fault occurs from a geographic information system (GIS-geographic information system), and performs route planning to reach the position of the fault point.
Further, if the terminal is connected to a secure network, the test data, the fault detection result, and the geographical location of the fault occurrence may be sent to a cloud platform, so as to perform background data storage, fault classification, and fault cause analysis, thereby forming a fault information base.
Further, the terminal comprises a mobile phone, a PC and a tablet computer.
The utility model provides a communication fault intellectual detection system device is copied to collection, including main control unit, fault detection unit, harmonic analysis unit, noise analysis unit, button the control unit, can be orderly reasonable gather the trouble and the performance detection of copying each device or equipment in the system and the detection of electric wire netting quality and power line communication channel environment, have a key and open and stop the detection function, convenient operation is swift, can help fortune dimension personnel to carry out fault detection, high-efficient definite failure reason fast. In addition, the terminal can be used for realizing the positioning of the fault position, the line planning and the interaction of the cloud platform, so that maintenance personnel can quickly arrive at the fault point to perform fault removal and maintenance, a cloud platform fault information base is established, and later-stage statistical analysis is facilitated.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic view 1 of an intelligent detection device for communication faults of meter reading in an embodiment of the present invention;
fig. 2 is the embodiment of the utility model provides a communication fault intellectual detection system schematic diagram 2 is copied to collection.
Detailed Description
The utility model discloses a solve the problem that prior art exists, provide a communication fault intellectual detection system device is copied to collection, help fortune dimension personnel carry out fault detection, high-efficient definite trouble reason fast.
To further illustrate the technical means and effects of the present invention for achieving the objectives of the present invention, the following detailed description will be given with reference to the accompanying drawings and preferred embodiments of the present invention for the intelligent communication fault detection device with meter reading according to the present invention, its specific embodiments, structures, features and effects. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the features, structures, or characteristics of one or more embodiments may be combined in any suitable manner.
The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, with the specific understanding that: both a and B may be included, a may be present alone, or B may be present alone, and any of the three cases can be provided.
Referring to the attached drawing 1, the embodiment of the utility model provides a communication trouble intellectual detection system device is copied to collection includes main control unit, fault detection unit, harmonic analysis unit, noise analysis unit, button the control unit, fault detection unit is used for carrying out to the collection and copies the trouble and the performance detection of each device or equipment in the system, main control unit realizes that the sending of function instruction and the collection of fault detection data are right fault detection data carry out the analysis and obtain the fault detection result, button the control unit carries out one key and starts fault detection function and break-make electric function, the noise analysis unit is used for realizing the collection, storage and the analysis to electric wire netting noise data, the harmonic analysis unit is used for gathering and analyzing electric wire netting harmonic voltage, harmonic current.
In practical application, the centralized meter reading system comprises a plurality of local power line carrier communication single/three-phase modules, a data concentrator and a 485 communication module which are arranged at different positions. The performance of these devices is good or bad and also can influence the accuracy of power consumption information acquisition, so will carry out the performance to these devices itself as required or regularly and detect the utility model discloses in, these devices are collectively called and are examined the device. In addition, since the power line carrier communication environment in which these devices are located also interferes with the devices, it is necessary to detect the channel condition of the power line communication, and the performance data of the power line communication channel includes grid noise, and if the detected noise exceeds the threshold value of normal communication, it is determined that the communication environment is poor. The power quality of the power consumption environment is also an important aspect influencing the use of user equipment, and data of the power grid quality comprises power grid harmonic data (power grid 2-32 times of harmonic voltage, harmonic current and harmonic power); if the data of the power grid does not meet the threshold requirements specified by the power company or the standard, the power grid environment is judged to be poor, and interference is generated on the electric user equipment.
The functional fault and performance parameters of the device to be detected comprise the communication effectiveness and accuracy of the local power line carrier communication single/three-phase module, the communication effectiveness and accuracy of the data concentrator and the communication effectiveness and accuracy of the 485 communication module.
Specifically, the communication validity and accuracy of the data concentrator is verified by: the intelligent detection device is in uplink protocol communication with infrared, PS2, RJ45 or RS485 ports of the data concentrator, and the effectiveness of communication is judged according to the normality of the communication; and verifies the information obtained by the communication, thereby confirming the accuracy thereof. Time-consuming information of data interaction can also be calculated, so that later improvement and promotion can be realized.
The embodiment of the utility model provides a communication fault intellectual detection system device is copied to collection, including main control unit, fault detection unit, harmonic analysis unit, noise analysis unit, button the control unit, can be orderly reasonable gather the trouble and the performance detection of each device or equipment in the system of copying and the detection of electric wire netting quality and power line communication channel environment, have a key and open and stop the detection function, convenient operation is swift, can help fortune dimension personnel to carry out fault detection, high-efficient definite failure reason fast.
Further, referring to fig. 2, the main control unit includes a main control MCU, a protocol analysis subunit, and a fault analysis subunit, where the main control MCU sends a function to be tested to the protocol analysis subunit in a form of a message, the protocol analysis subunit analyzes and confirms the function to be tested and sends a function instruction to the fault detection unit through the main control MCU to start fault detection, the fault detection unit performs fault detection and then feeds back fault detection data to the fault analysis subunit, and the fault analysis subunit analyzes the fault detection data to obtain a fault detection result and sends the fault detection result to the main control MCU.
Furthermore, the intelligent detection device for the communication faults of the centralized meter reading further comprises a display unit, the main control unit further comprises a communication control subunit, the main control unit is communicated with the display unit through the communication control subunit, and the fault detection result is transmitted to the display unit to be displayed.
The embodiment of the utility model provides an in relate to fault detection include that IO state detects, serial communication detects, power line carrier communication detects, 485 communication detects.
Further, fault issues may be classified, including: 1. communication performance suffers; hardware device failure. If the fault detection result is that the large-area reading fails, preferentially detecting the performance of the data concentrator, and if the communication performance is further judged to be damaged, carrying out channel noise interference detection and diagnosing and analyzing the test data; if the fault detection result is that the reading of the individual node fails, detecting the node and diagnosing and analyzing the test data; if the fault detection result is that part of data of the individual node is abnormal, the working condition of the communication channel at the position of the node is preferentially detected, and the test data is diagnosed and analyzed. And if the fault detection result is that the equipment is damaged, detecting and identifying fault information aiming at the equipment, and then diagnosing a fault reason.
Preferably, the display unit is a display screen of the terminal, and the fault detection result can be displayed on the display screen of the terminal, so that operation and maintenance personnel and users can conveniently check the fault detection result. Not only is convenient to carry, but also saves the cost.
In addition, the terminal can acquire the geographical position of the fault from a geographic information system (GIS-geographic information system) and plan a route to the position of the fault point. Thus, the maintenance personnel can quickly reach the fault point to perform fault relief and maintenance.
If the terminal is connected to the secure network, the test data, the fault detection result and the geographical position of the fault can be sent to the cloud platform, so that background data storage, fault classification and fault cause analysis can be performed conveniently, and a fault information base can be formed.
It should be noted that the terminal in the embodiment of the present invention includes a mobile phone, a PC, and a tablet computer.
The embodiment of the utility model provides a communication fault intellectual detection system device is copied to collection, including main control unit, fault detection unit, harmonic analysis unit, noise analysis unit, button the control unit, can be orderly reasonable gather the trouble and the performance detection of each device or equipment in the system of copying and the detection of electric wire netting quality and power line communication channel environment, have a key and open and stop the detection function, convenient operation is swift, can help fortune dimension personnel to carry out fault detection, high-efficient definite failure reason fast. In addition, the terminal can be used for realizing the positioning of the fault position, the line planning and the interaction of the cloud platform, so that maintenance personnel can quickly arrive at the fault point to perform fault removal and maintenance, a cloud platform fault information base is established, and later-stage statistical analysis is facilitated.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. The intelligent detection device for the communication faults of the centralized meter reading is characterized by comprising a main control unit, a fault detection unit, a harmonic analysis unit, a noise analysis unit and a key control unit, wherein the fault detection unit is used for detecting faults and performance of each device or equipment in a centralized meter reading system, the main control unit is used for sending function instructions and collecting fault detection data and analyzing the fault detection data to obtain a fault detection result, the key control unit is used for executing a one-key starting fault detection function and a power on/off function, the noise analysis unit is used for collecting, storing and analyzing power grid noise data, and the harmonic analysis unit is used for collecting and analyzing power grid harmonic voltage and harmonic current.
2. The intelligent meter reading communication fault detection device according to claim 1, wherein the main control unit comprises a main control MCU, a protocol analysis subunit and a fault analysis subunit, the main control MCU sends functions to be tested to the protocol analysis subunit in the form of messages, the protocol analysis subunit analyzes and confirms the functions to be detected and sends functional instructions to the fault detection unit through the main control MCU to start fault detection, the fault detection unit feeds back fault detection data to the fault analysis subunit after executing fault detection, and the fault analysis subunit analyzes the fault detection data to obtain fault detection results and sends the fault detection results to the main control MCU.
3. The intelligent meter reading communication fault detection device according to claim 2, wherein the main control unit communicates with the noise analysis unit, the main control unit sends a noise analysis instruction to the noise analysis unit in a form of a message through the main control MCU, the noise analysis unit performs noise interference acquisition and performs time domain and frequency domain characteristic analysis on the acquired noise interference, and an analysis result is sent to the main control MCU.
4. The intelligent centralized meter reading communication fault detection device according to claim 2, wherein the intelligent centralized meter reading communication fault detection device further comprises a display unit, the main control unit further comprises a communication control subunit, and the main control unit communicates with the display unit through the communication control subunit and transmits the fault detection result to the display unit for display.
5. The intelligent meter reading communication fault detection device according to claim 1, wherein the fault detection unit comprises an IO state detection unit, a serial communication detection unit, a power line carrier communication detection unit, and a 485 communication detection unit.
6. The intelligent meter reading communication fault detection device according to claim 4, wherein the display unit is a display screen of a terminal, and the fault detection result can be displayed on the display screen of the terminal, so that operation and maintenance personnel and users can conveniently check the fault detection result.
7. The intelligent meter reading communication fault detection device according to claim 6, wherein the terminal comprises a mobile phone, a PC, and a tablet computer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921402598.1U CN210899204U (en) | 2019-08-27 | 2019-08-27 | Intelligent detection device for centralized meter reading communication faults |
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| CN201921402598.1U CN210899204U (en) | 2019-08-27 | 2019-08-27 | Intelligent detection device for centralized meter reading communication faults |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112910505A (en) * | 2021-02-03 | 2021-06-04 | 青岛鼎信通讯股份有限公司 | Noise elimination circuit applied to medium-voltage power line communication equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112910505A (en) * | 2021-02-03 | 2021-06-04 | 青岛鼎信通讯股份有限公司 | Noise elimination circuit applied to medium-voltage power line communication equipment |
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