CN113608020A - Remote electric energy monitoring control system - Google Patents
Remote electric energy monitoring control system Download PDFInfo
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- CN113608020A CN113608020A CN202110958379.7A CN202110958379A CN113608020A CN 113608020 A CN113608020 A CN 113608020A CN 202110958379 A CN202110958379 A CN 202110958379A CN 113608020 A CN113608020 A CN 113608020A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
- G01R22/10—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods using digital techniques
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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Abstract
The invention discloses a remote electric energy monitoring and controlling system. The intelligent electric energy collection system comprises a cloud platform, an intelligent electric energy collection master station which is communicated and transmitted with the cloud platform through a 4G network communication chip and an intelligent electric energy collection slave station which is communicated and transmitted with the intelligent electric energy collection master station based on a CAN protocol, wherein the intelligent electric energy collection master station is provided with the 4G network communication chip and CAN read various electric power data of the intelligent electric energy collection slave station based on the CAN protocol and upload various parameter values to the cloud platform by utilizing MQTT communication in real time through the 4G network communication chip after data processing, the cloud platform receives various parameter values sent from the intelligent electric energy collection master station through the 4G network, and various related parameters of power consumption of remote electric power users are monitored in real time. The advantages are that: the system has high cost performance and greatly reduces the cost. The data transmission can be ensured to be safe and reliable, the data transmission is stable and feasible, the real-time performance is higher, the cost is saved, the data transmission system is more suitable for popularization and use, the power management working efficiency is improved, the cost is low, and the communication is reliable.
Description
Technical Field
The invention relates to a remote electric energy monitoring and controlling technology, in particular to a remote electric energy monitoring and controlling system.
Background
The smart grid is an intelligent service system which fully applies modern information technologies such as mobile interconnection, artificial intelligence and the like and advanced communication technologies around each link of an electric power system, realizes the mutual object interconnection and man-machine interaction of each link of the electric power system, has the characteristics of comprehensive state perception, efficient information processing and convenient and flexible application, and has the technical application direction of the smart grid in the prior art in multiple directions, for example, an application number of 202010004871.6, which is an invention patent application named as an intelligent remote electric energy monitoring system and a monitoring method based on 5G communication, discloses a technical scheme for uploading data to a remote Internet of things platform in real time through a 5G network and based on an MQTT protocol, and the technical scheme can realize the purpose of intellectualization, but has the following problems: (1) the 5G communication module has high cost; (2) the existing large amount of power meter data of power consumers cannot be processed, the existing power equipment cannot be fully utilized, and the construction and use cost is very high; (3) the implementation using MQTT modules is costly. (4) Unreasonable system constitution, poor matching of information processing modes, poor data transmission safety, instability and poor real-time performance of information transmission, and (5) poor communication reliability due to unstable communication network. (6) The workload is complicated in the actual power detection process of the power company, and the power management working efficiency is low.
Disclosure of Invention
The invention aims to solve the technical problem of providing a remote electric energy monitoring control system which is safe and reliable in data transmission, stable and feasible, high in real-time performance, high in management working efficiency and low in cost.
In order to solve the technical problem, the remote electric energy monitoring and control system comprises a cloud platform, an intelligent electric energy collection master station and an intelligent electric energy collection slave station, wherein the intelligent electric energy collection master station is in communication transmission with the cloud platform through a 4G network communication chip, the intelligent electric energy collection slave station is in communication transmission with the intelligent electric energy collection master station based on a CAN protocol, the intelligent electric energy collection master station is provided with the 4G network communication chip and CAN read various electric power data of the intelligent electric energy collection slave station based on the CAN protocol and upload various parameter values to the cloud platform through MQTT communication in real time after data processing is carried out, the cloud platform receives various parameter values sent from the intelligent electric energy collection master station through the 4G network, and various related parameters of electricity consumption of remote electric power users are monitored in real time.
The intelligent electric energy acquisition slave station is provided with a master controller for acquiring electric power metering parameters.
The main controller comprises a voltage transformer, a current transformer and a metering chip, wherein the voltage transformer is used for converting measured distribution voltage into a voltage signal, the current transformer is used for converting measured distribution current into a current signal, and the metering chip is respectively connected with the voltage transformer and the current transformer and is used for acquiring the voltage signal and the current signal and outputting the corresponding electric power metering parameters.
The master controller also comprises a flash memory which is connected with the metering chip and is used for storing the power metering parameters and a master controller control chip stm 32.
The intelligent electric energy collection master station further comprises a master station control chip stm32 and a power supply module.
The cloud platform is a Baidu Tiangong cloud platform.
The invention has the following advantages:
(1) utilize CAN communication network deployment through a plurality of intelligent electric energy collection slave stations, with data transfer intelligent electric energy collection master station, every intelligent electric energy collection slave station also CAN utilize 485 communications, compares the data network deployment of a plurality of electric power customer electric power instruments in other electric power monitoring scheme system cost performance ratios, and the cost reduces by a wide margin.
(2) The intelligent electric energy collection master station adopts JSON to easily pack data by utilizing an MQTT protocol, uploads the packed data to a hundred-degree Tiangong cloud, can ensure safe and reliable data transmission, is stable and feasible, has higher real-time performance, saves cost, is more suitable for popularization and use, can effectively reduce the complex workload in the actual electric power detection process of an electric power company, can analyze the large data of the urban power utilization condition, analyzes energy consumption and improves the working efficiency of electric power management.
(3) The 4G network communication chip for 4G communication is adopted in the intelligent electric energy collection master station, so that the cost is low and the communication is reliable.
Drawings
Fig. 1 is a schematic diagram of uploading data of an electric power grid directly sampled by a plurality of intelligent electric energy collecting slave stations in the invention;
FIG. 2 is a schematic diagram of an intelligent electric energy collection slave station obtaining data uploading from a power consumer meter by means of 485 communication in the invention;
fig. 3 is a system diagram of an intelligent power acquisition slave station in the present invention;
FIG. 4 is a peripheral circuit of a main control chip STM32 of the intelligent electric energy collection slave station in the invention;
fig. 5 is a peripheral circuit diagram of the metering chip ADE7878(1013) of the intelligent power acquisition slave station in the present invention;
FIG. 6 is a schematic block diagram of an intelligent power collection master station of the present invention;
FIG. 7 is a flow chart of the intelligent power acquisition master station program implementing MQTT in the present invention.
Detailed Description
The remote power monitoring control system of the present invention will be described in further detail with reference to the accompanying drawings and the detailed description.
The first embodiment is as follows:
as shown in fig. 1 and 2-7, the remote electric energy monitoring and control system of the embodiment includes a Baidu Tiangong cloud platform, an intelligent electric energy collection master station in communication transmission with the Baidu Tiangong cloud platform through a 4G network communication chip, and an intelligent electric energy collection slave station in communication transmission with the intelligent electric energy collection master station based on a CAN protocol, wherein the intelligent electric energy collection slave station directly collects electric power grid data, the intelligent electric energy collection master station has a 4G network communication chip and CAN read various electric power data of the intelligent electric energy collection slave station based on the CAN protocol and upload various parameter values to the Baidu Tiangong cloud platform in real time by using MQTT communication through the 4G network communication chip after data processing (data are easily packaged by JSON based on the MQTT protocol through a 4G network and upload data to the Baidu Tiangong cloud platform in real time), and the Baidu Tiangong cloud platform is used for remotely monitoring the electric power data collected by the intelligent electric energy collection slave station or electric energy data obtained from a plurality of meters of users through 485 communication Data to can in time send out trouble alarm information for power consumer or fortune dimension personnel, promptly: the Baidu Tiangong cloud platform can receive various parameter values sent from the intelligent electric energy collection master station through the 4G network, carries out real-time monitoring on various related parameters of remote power consumer electricity utilization, and realizes the operation of alarming and short message notification on emergency events, and clients can check in real time by using a browser and an APP.
The MQTT flowchart is implemented by the program of the intelligent electric energy collection master station shown in fig. 5, and is implemented by programming a master station control chip in a module of the intelligent electric energy collection master station by using a C language: firstly, initializing related parameters, and then calling a library function MQTTClient _ connect () to judge whether the connection is successful; and finally, MQTTClient _ publish () is called to release related information, data is easily packaged by JSON and uploaded to the Baidu Tiangong cloud.
Further, the intelligent electric energy collecting slave station is provided with a master controller for acquiring electric energy metering parameters, wherein the electric energy metering parameters can comprise any one or any combination of active power, reactive power, apparent power, power factor, active electric energy and reactive electric energy, the master controller comprises a voltage transformer 1011 for converting measured distribution voltage into a voltage signal, a current transformer 1012 for converting measured distribution current into a current signal, and a metering chip 1013 respectively connected with the voltage transformer and the current transformer for acquiring the voltage signal and the current signal and outputting corresponding electric energy metering parameters, the circuit diagram of the metering chip ADE7878(1013) and peripheral circuits thereof is shown in fig. 5, the master controller further comprises a flash memory connected with the metering chip and a master controller stm32(1014) for storing the electric energy metering parameters, the circuit diagram of the main control chip STM32(1014) and its peripheral circuits is shown in fig. 4, the main control chip STM32(1014) is connected with the CAN communication module 1015 and the 485 communication module 1016, wherein the main control chip STM32 transmits the data of the metering chip 1013 to the intelligent electric energy collection master station through the CAN communication 1015; or networking by 485 communication 1016 to obtain data of the instruments, and transmitting the data to the intelligent electric energy collection master station through CAN communication 1015, so that the intelligent electric energy collection slave station obtains data (collected power grid data) of a plurality of power consumer electric instruments 103 by 485 communication networking, the intelligent electric energy collection master station obtains data of 101 by CAN networking, then communicating by a 4G module of 102, programming in a master station control chip stm32 to realize MQTT, easily packaging the data by JSON, and uploading the data to the Baidu Tiangong cloud 104.
Still further, as shown in fig. 4, the intelligent electric energy collection master station includes a master station control chip STM32, a power module and a CAN module 1024 besides the 4G network communication chip, the CAN module 1024 obtains data by using the CAN, the 4G module (4G network communication chip) 1021 is used for performing wireless communication, and programming is performed in the master station control chip STM32 (1022) to realize that the MQTT protocol transmits electric power measurement parameters to the cloud server (cloud platform), so that the cloud server performs statistical analysis on the electric power measurement parameters.
Example two:
the remote electric energy monitoring and controlling system of the embodiment is substantially the same as the first embodiment, and the difference is that the intelligent electric energy collecting slave station is used for monitoring the electricity consumption related data, and the electric power user has an own electric power meter, so that the intelligent electric energy collecting slave station can obtain the data of a plurality of electric power meters through 485 communication networking.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (6)
1. A remote electric energy monitoring control system is characterized in that: including the cloud platform, through the intelligent electric energy collection master station of 4G network communication chip and cloud platform communication transmission and the intelligent electric energy collection slave station of communication transmission based on CAN agreement and intelligent electric energy collection master station, the intelligent electric energy collection master station has 4G network communication chip and CAN use 4G network communication chip to reach on utilizing MQTT communication with multiple parameter value in real time to reach the cloud platform after data processing with multiple parameter value real-time based on the multiple electric power data of CAN agreement reading intelligent electric energy collection slave station, the cloud platform receives the multiple parameter value that sends from intelligent electric energy collection master station through the 4G network, carries out real time monitoring to the multiple relevant parameter of long-range electric power user power consumption.
2. The remote power monitoring control system of claim 1, wherein: the intelligent electric energy acquisition slave station is provided with a master controller for acquiring electric power metering parameters.
3. The remote power monitoring control system of claim 2, wherein: the main controller comprises a voltage transformer, a current transformer and a metering chip, wherein the voltage transformer is used for converting measured distribution voltage into a voltage signal, the current transformer is used for converting measured distribution current into a current signal, and the metering chip is respectively connected with the voltage transformer and the current transformer and is used for acquiring the voltage signal and the current signal and outputting the corresponding electric power metering parameters.
4. The remote power monitoring control system of claim 3, wherein: the master controller also comprises a flash memory which is connected with the metering chip and is used for storing the power metering parameters and a master controller control chip stm 32.
5. The remote power monitoring control system of claim 4, wherein: the intelligent electric energy collection master station further comprises a master station control chip stm32 and a power supply module.
6. The remote power monitoring control system of claim 5, wherein: the cloud platform is a Baidu Tiangong cloud platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110958379.7A CN113608020A (en) | 2021-08-20 | 2021-08-20 | Remote electric energy monitoring control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110958379.7A CN113608020A (en) | 2021-08-20 | 2021-08-20 | Remote electric energy monitoring control system |
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| CN113608020A true CN113608020A (en) | 2021-11-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114189760A (en) * | 2021-11-25 | 2022-03-15 | 国网安徽省电力有限公司蚌埠供电公司 | Electric energy parameter remote acquisition monitoring system, method, terminal and medium |
| CN114945030A (en) * | 2022-03-28 | 2022-08-26 | 南京汉德数字孪生技术研究院有限公司 | Intelligent security power consumption remote monitering system based on cloud platform |
-
2021
- 2021-08-20 CN CN202110958379.7A patent/CN113608020A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114189760A (en) * | 2021-11-25 | 2022-03-15 | 国网安徽省电力有限公司蚌埠供电公司 | Electric energy parameter remote acquisition monitoring system, method, terminal and medium |
| CN114945030A (en) * | 2022-03-28 | 2022-08-26 | 南京汉德数字孪生技术研究院有限公司 | Intelligent security power consumption remote monitering system based on cloud platform |
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