CN111427286A - Intelligent remote electric energy monitoring system and monitoring method based on 5G communication - Google Patents
Intelligent remote electric energy monitoring system and monitoring method based on 5G communication Download PDFInfo
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Abstract
The invention discloses an intelligent remote electric energy monitoring system and a monitoring method based on 5G communication, wherein the monitoring system comprises an intelligent electric energy acquisition terminal, a regional management center and a remote Internet of things platform; the intelligent electric energy acquisition terminal is used for monitoring and storing the relevant parameter values of the electricity consumption; the regional management center reads various parameter values measured by the intelligent electric energy acquisition terminal based on a Modbus protocol, and uploads data to the remote Internet of things platform in real time through a 5G network and based on an MQTT protocol; the remote Internet of things platform is used for remotely monitoring the change of various parameters acquired by the intelligent electric energy acquisition terminal and can timely process the power utilization sudden faults occurring in the family. Compared with other electric power monitoring schemes, the system framework is stable and feasible, and is more suitable for popularization and use, the complex workload in the actual electric power detection process of an electric power company can be effectively reduced, the urban electricity utilization condition can be subjected to big data analysis, and the electric power management working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of remote electric energy monitoring control, in particular to an intelligent remote electric energy real-time monitoring system based on 5G communication and a monitoring method thereof.
Background
With the arrival of the world of everything interconnection, the state puts higher requirements on the real-time performance of electric energy data monitoring and control, the planning and construction of smart cities need intelligent remote electric energy monitoring and control technologies, advanced sensing and measuring technologies, high-speed full-duplex communication technologies and user power consumption monitoring and control platforms with friendly interfaces are needed.
The limitation of the technologies at present causes a lot of problems for the electric energy metering and management work of the country: 1. data real-time communication among the power company, the electric meter and the user can not be effectively realized, and the working efficiency of power monitoring management is still low. 2. The electric power company lacks the software and hardware platform for researching the big data of the power grid, the urban power consumption condition is not analyzed sufficiently, the electric energy distribution mode cannot be optimized, the waste of electric power resources is easily caused, and the urban electric power resource distribution efficiency is lower. 3. For areas with complex terrains such as mountainous areas, forests, deserts and the like, the electric energy metering mode of manual meter reading is still adopted at the present stage, so that the manpower resource is wasted, and the working efficiency is low. 4. The user can not monitor the specific situation of the electricity consumption data of a family, a factory or other mechanisms in real time, can not discover potential safety hazards of electricity consumption in time, and can not realize timely and effective remote alarm and control of emergencies. 5. The user can not check the specific data condition and the change trend of the historical power utilization of the family, so that the user can not make an effective power-saving plan. 6. For some specific scenarios requiring power limitation, such as student dormitory power limitation, no effective monitoring measures can be implemented.
Disclosure of Invention
In order to solve the problems mentioned above, the invention provides an intelligent remote electric energy monitoring system and a monitoring method based on 5G communication.
The purpose of the invention is realized by the following technical scheme:
an intelligent remote electric energy monitoring system and a monitoring method based on 5G communication are characterized in that: the intelligent electric energy collection system comprises an intelligent electric energy collection terminal, a regional management center and a remote Internet of things platform.
The intelligent electric energy acquisition terminal consists of a plurality of monitoring units, and comprises an electric energy parameter measuring unit, a temperature and humidity measuring unit and a fire alarm monitoring unit. And the intelligent electric energy acquisition terminal and the area management center realize data communication through an RS-485 bus interface.
The regional management center reads various parameter values of the intelligent electric energy acquisition terminal based on a Modbus protocol, and uploads the various parameter values to the remote Internet of things platform in real time by using a 5G network after data processing.
The remote Internet of things platform receives various parameter values sent from the regional management center through the 5G network, monitors various related parameters of remote household electricity in real time, and realizes alarming and remote processing control operation on emergency events.
Further, above-mentioned intelligent remote electric energy monitored control system based on 5G communication, its characterized in that: the intelligent electric energy acquisition terminal comprises a main control chip, and a parameter measurement unit and a data storage unit which are respectively connected with the main control chip
Sound and light alarm module and RS-485 module
And a power supply module
(ii) a The main control chip is used for reading and processing the data measured by the parameter measuring unit; the parameter measurement unit includes: the device comprises an electric energy measuring module, a temperature and humidity measuring module and a fire alarm monitoring module; the electric energy measuring module is used for monitoring various electric parameters; the temperature and humidity measuring module is used for measuring a temperature and humidity value; the fire alarm monitoring module is used for measuring the density of smoke dust; the data storage unit
The device is used for storing the measurement data of the parameter measurement unit; the sound and light alarm module is used for realizing an alarm function for sudden accidents; the RS-485 module
For communicating with the regional management center; the power supply module
And the intelligent electric energy acquisition center is used for providing working voltage for each functional module of the intelligent electric energy acquisition center.
Further, the main control chip adopts a microcontroller with model number MSP 430.
Furthermore, the electric energy measuring module adopts an electric energy measuring chip with the model number of H L W8012.
Further, above-mentioned intelligent remote electric energy monitored control system based on 5G communication, its characterized in that: the regional management center is arranged at a transformer of a power supply inlet of a residential area, a factory or other mechanisms and comprises a main control MCU, and a 5G communication module and a power supply module which are respectively connected with the main control MCU
RS-485 module
Data storage unit
A human-computer interaction interface; the main control MCU reads various parameter values measured by the intelligent electric energy acquisition terminal based on a Modbus protocol and sends the parameter values to the remote Internet of things platform by using a 5G network based on an MQTT protocol; the 5G communication module is used for connection and communication between the master control MCU and the remote Internet of things platform; the power supply module
The method comprises the steps of adopting a 220V/380V alternating current-to-12V direct current switching power supply module to provide working power supply for each functional module of the regional management center, wherein the power supply module
A solar power supply module and a lithium battery are also adopted as an auxiliary standby power supply; the RS-485 module
The intelligent electric energy acquisition terminal is used for realizing the connection and the communication between the area management center and the intelligent electric energy acquisition terminal; the data storage unit
The intelligent electric energy acquisition terminal is used for temporarily storing a plurality of parameter values read by the area management center and coming from the intelligent electric energy acquisition terminal; the human-computer interaction interface is used for monitoring, maintaining and controlling the intelligent electric energy acquisition terminal in the region by region management personnel, and the control priority is higher than that of the remote Internet of things platform.
Further, the master control MCU is a single chip microcomputer with the model of STM32F 427.
Further, the 5G communication module adopts a 5G communication module with a model number RM 500Q.
Further, above-mentioned intelligent remote electric energy monitored control system based on 5G communication, its characterized in that: the remote Internet of things platform comprises a cloud server, an electric energy monitoring and controlling platform and a remote electric energy upper computer; the cloud server receives various parameter values sent by the area management center in real time and then transmits the parameter values to the electric energy monitoring and control platform and the remote electric energy upper computer; the electric energy monitoring and control platform is used for providing the user with real-time monitoring parameter values, and the user carries out remote control processing on the emergency condition of household electricity through the electric energy monitoring and control platform; the remote electric energy upper computer stores values of all parameters uploaded to the Internet of things platform, so that a user can check household electricity utilization conditions in any past time period at any time.
The intelligent remote electric energy monitoring system and the monitoring method based on the 5G communication are characterized in that: the specific monitoring steps are as follows:
(1) each node of the system is self-checked after being electrified, and the whole system is initialized;
(2) the electric energy measuring module, the temperature and humidity measuring module and the fire alarm detecting module of the intelligent electric energy collecting terminal measure various parameter data, and then the main control chip reads values of various parameters in real time and temporarily stores the values in the data storage unit
(ii) a When the size of any parameter value exceeds the threshold range set by the main control chip, the main control chip drives the acousto-optic alarm module to alarm;
(3) the area management center addresses each intelligent electric energy acquisition terminal based on a Modbus protocol, reads a data packet which is measured and encapsulated by each terminal and contains parameter values, and transmits the parameter values to the human-computer interaction interface after analyzing the data packet, so that area managers can monitor the specific conditions of household electricity in the area; when a certain intelligent electric energy acquisition terminal in an area breaks down suddenly, a manager can send a control instruction to the intelligent electric energy acquisition terminal through the area management center, and the control terminal can process the sudden event in time, such as closing the input of a household main power supply; the priority of the area management center on the control of the intelligent electric energy acquisition terminal is higher than that of the remote Internet of things platform;
(4) the regional management center sends an ID request to the remote Internet of things platform end through a 5G communication network based on an MQTT protocol by using an AT instruction to establish connection, then subscribes the theme of the remote Internet of things platform about monitoring products with multiple parameter values, and uploads the read values of multiple parameters to the remote Internet of things platform;
(5) after receiving the multiple parameter values uploaded by the area management center, the cloud server of the remote internet of things platform transmits the multiple parameter values to the electric energy monitoring and control platform in real time, so that a user can use the platform to monitor real-time data of the multiple parameters; on the other hand, various parameter values are transferred to the remote electric energy upper computer, the remote electric energy upper computer can record various data measured by the intelligent electric energy acquisition terminal, and a user can check historical change conditions of household electricity consumption data, temperature and humidity data and smoke data in any past time period through the remote electric energy upper computer, so that potential safety hazards can be found conveniently or an electricity consumption plan of the next stage is arranged conveniently;
(6) when the data monitored by the electric energy monitoring and control platform are abnormal, which indicates that the household electricity consumption is abnormal, a user can use the electric energy monitoring and control platform to send a control command, and the household electricity consumption equipment is remotely controlled by addressing, such as the input of a household main power supply is closed, so that the fault is timely processed.
Compared with the prior art, the invention has the beneficial effects that the technical scheme has the following technical effects:
(1) and the data acquisition and forwarding equipment is integrally designed. The integrated design makes the networking mode simple, need not redesign corresponding communication forwarding device, directly passes through 5G communication module, can reach the high in the clouds with the data.
(2) Compared with commonly used communication modules in the market such as NB-IOT modules and WIFI modules, the 5G communication module is adopted for data transmission, the communication rate is high, the signal intensity is high, the communication distance is long, the transmittable data volume is large, and the requirement of the real-time performance of intelligent electric energy monitoring is met.
(3) The invention can not only utilize 5G network communication, but also use 6G communication network to transmit data and upload the user electricity utilization information to the remote Internet of things platform in mountainous areas, forests and other environments without 5G signals. Compared with other electric power monitoring schemes, the system framework of the invention is stable and feasible, is more suitable for popularization and use, and can effectively reduce the complex workload in the actual electric power detection process of the electric power company.
(4) The 5G network can realize the real-time wireless data interaction among the user, the area management center and the power company. The user can check the current power utilization condition in real time, so that not only can the emergency be prevented, but also the power user can be promoted to select the most suitable power utilization mode to save the power; the power company collects the power consumption conditions of all users, and can reasonably optimize the power distribution mode by analyzing the power consumption peak through big data.
(5) The electric energy upper computer designed and developed by the invention can record and upload all electric energy parameters to the Aliyun Internet of things platform, and a user can check the change condition of all electric energy parameters in any past time period, so that the power utilization risk is avoided, the power utilization mode is changed, and a power saving and utilization plan is made. The electric power company can utilize the upper computer to carry out big data analysis on the urban electricity utilization condition, and the work efficiency of electric power management is improved.
Drawings
FIG. 1 is a schematic diagram of the power monitoring and control system of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the intelligent power acquisition terminal of the present invention;
FIG. 3 is a schematic diagram of the internal structure of the area management center of the present invention;
fig. 4 is a schematic diagram of a data transmission process between a regional management center and a remote internet of things platform according to the present invention.
Fig. 5 is a block diagram of the principle architecture of the present invention.
Detailed Description
In order to make the technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The structure of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1, the present embodiment provides an intelligent remote electric energy monitoring system and a monitoring method based on 5G communication, including: the system comprises an intelligent electric energy acquisition terminal 1, a region management center 2 and a remote Internet of things platform 3.
The intelligent electric energy acquisition terminal 1 is composed of a plurality of monitoring units, and comprises an electric energy parameter measuring unit, a temperature and humidity measuring unit and a fire alarm monitoring unit. The intelligent electric energy acquisition terminal 1 and the area management center 2 realize data communication through an RS-485 bus interface.
The regional management center 2 reads various parameter values of the intelligent electric energy acquisition terminal based on the Modbus protocol, and uploads the various parameter values to the remote Internet of things platform 3 in real time by using a 5G network after data processing.
The remote internet of things platform 3 is used for receiving various parameter values sent from the regional management center through the 5G network, a user can log in a personal account of the remote internet of things platform 3 through a mobile phone terminal or a PC terminal, various parameters measured by the remote intelligent electric energy acquisition terminal 1 are monitored in real time, and alarming and remote control processing operations can be realized on emergency events.
Referring to fig. 2, in this embodiment, the internal structure of the intelligent electric energy collection terminal includes a main control chip 8, and an electric energy measurement module 4, a temperature and humidity measurement module 5, a fire alarm monitoring module 6, and a data storage unit respectively connected to the main control chip 8
9. RS-485 module
10. Audible and visual alarm module 11 and power module
7; the main control chip 8 can process the electric energy, temperature and humidity and smoke density data measured by the measuring unit and store the data in the data storage unit
9; the main control chip 8 is set with a parameter threshold, and when the measured parameter value exceeds the threshold range, the main control chip 8 can drive the sound-light alarm module 11 to realize the alarm function; the main functions and specific implementations of each module are as follows:
(1) the main control chip 8: the MSP430 microcontroller with high performance and low power consumption is used for acquiring real-time data of the electric energy parameter measuring module 4, the temperature and humidity measuring module 5 and the fire monitoring module 6, setting thresholds for each acquired parameter and timely processing some emergency situations.
(2) The electric energy measuring module 4 mainly comprises an electric energy measuring chip and a peripheral circuit thereof, the electric energy measuring module can adopt a novel H L W8012 electric energy measuring chip, so that the electric energy detection precision is improved to +/-0.1%, software writing is simple, the electric energy measuring module 4 can measure the numerical values of various electric power parameters such as electricity consumption, voltage, current, power factors, frequency and the like, the main control chip 8 reads various electric power parameter data obtained by the electric energy measuring module 4 in real time through a serial port, and when the main control chip 8 detects that each electric power parameter value exceeds a preset threshold value, the sound-light alarm module 11 is driven to alarm.
(3) Temperature and humidity measurement module 5: mainly comprises a temperature and humidity sensor and a peripheral circuit thereof; the module can adopt a DHT11 digital temperature and humidity sensor, and the sensor has extremely high reliability and excellent long-term stability; the main control chip 8 reads temperature and humidity data obtained by the temperature and humidity measurement module 5 in real time through a serial port; when the main control chip 8 detects that the temperature and humidity value exceeds the preset threshold value, the sound and light alarm module 11 is driven to alarm.
(4) Fire alarm monitoring module 6: the smoke sensor module mainly comprises a smoke sensor and a peripheral circuit thereof, and the module can adopt an MQ-2 smoke sensor; the main control chip 8 reads temperature and humidity data obtained by the fire alarm monitoring module through a serial port in real time; when the main control chip 8 detects that the temperature and humidity value exceeds the preset threshold value, the sound and light alarm module 11 is driven to alarm.
(5) Power supply module
7: the power supply module is switched on and off by adopting a 220V/380V alternating current transformer and a 12V direct current transformer and 5V and 3.3V direct current voltage stabilizing module, and secondary voltage reduction is carried out by adopting the 12V direct current transformer and 3.3V direct current voltage stabilizing module, so that a working power supply is provided for other functional modules of the intelligent electric energy acquisition terminal.
(6) Data storage unit
9: the data processing device is used for temporarily storing the numerical values of various parameters acquired by the main control chip, and is convenient for the main control chip 8 to package and process data.
(7) RS-485 module
10: the intelligent electric energy acquisition terminal 1 is connected with the area management center 2 by adopting an RS-485 bus interface, the data transmission rate can reach 10Mbps at most, and the intelligent electric energy acquisition terminal has good anti-interference capability.
(8) The sound and light alarm module 11 mainly comprises a buzzer, L ED and the like, and is driven to realize an alarm function when receiving an alarm command transmitted by the main control chip 8.
Referring to fig. 3, in the present embodiment, the district management center is installed at a transformer of a power supply inlet of a residential area, a factory, or other facilities, and includes a master MCU15 and RS-485 modules respectively connected to the master MCU15
12. Human-computer interaction interface 13 and power supply module
14. 5G communication module 16 and data storage unit
17. The main functions and specific implementations of each module are as follows:
(1) master MCU 15: the intelligent electric energy collection system adopts a single chip microcomputer with the model number of STM32F427 as a main control MCU, the main control MCU is connected with each intelligent electric energy collection terminal through an RS-485 bus interface, reads various parameter values of the intelligent electric energy collection terminals based on a Modbus protocol, and sends the data to a remote Internet of things platform by using a 5G network after the data is processed and packaged; the MCU is connected with a human-computer interaction interface 13 through an IIC bus to realize data communication.
(2) RS-485 module
12: the region management center is connected with the intelligent electric energy acquisition terminal by adopting an RS-485 bus interface; the communication distance of the RS-485 bus can reach about 1200m, and if a repeater is added, the transmission distance can be prolonged to 10 km; the area management center accesses each intelligent electric energy acquisition terminal through an RS-485 bus and by adopting a Modbus protocol, and the number of the terminals which can be mounted can reach about 240.
(3) And a human-computer interaction interface 13 which is an O L ED screen and is used for displaying the measurement parameter of each intelligent electric energy acquisition terminal in the area and checking the specific power consumption condition of each family in the area, and a region manager controls the main control MCU15 to send a control instruction to each intelligent electric energy acquisition interruption in the area through the human-computer interaction interface to realize a control processing function on the fault terminal, wherein the control priority of the control processing function is higher than that of the remote Internet of things platform.
(4) Power supply module
14: a 220V/380V alternating current-to-12V direct current switching power supply module is adopted, a 12V direct current-to-5V and 3.3V direct current voltage stabilizing module is adopted for secondary voltage reduction, and other functional modules of a regional management center provide working power; the power module also adopts a solar power supply module and a lithium battery as an auxiliary standby power supply.
(5) 5G communication module 16: the invention adopts a 5G communication module with the model number of RM500Q of a remote company to realize the communication between a regional management center and a remote Internet of things platform, the communication module is a 5G module specially designed for IoT and eMBB application, adopts a PCle3.0 interface, supports various operating systems of terminal equipment such as mobile phones, computers and the like which are commonly used at present, and has wide application range.
The 5G communication module 16 is connected with and communicates with the master control MCU15 through a serial port; the MCU15 sends an AT instruction by using a 5G communication network to establish connection with the remote Internet of things platform, and based on an MQTT protocol, the 5G communication module 16 packs various parameter information acquired by the main control MCU15 according to a self-defined message format and then issues a theme to the remote Internet of things platform; wherein, in places with poor 5G network signals such as forests, mountainous areas and the like, a 6G communication module is used for replacing the 5G communication module 16; the 6G network is a network integrating ground wireless communication and satellite communication, and global seamless coverage is realized by integrating the satellite communication into 6G mobile communication.
(6) Data storage unit
: the intelligent power acquisition terminal is used for temporarily storing various parameter values read by the master control MCU15 from the intelligent power acquisition terminal, and the master control MCU15 is convenient for further transmitting data to the human-computer interaction interface 13 and uploading the data to a remote Internet of things platform.
In this example, the remote internet of things platform comprises a cloud server, an electric energy monitoring and control platform and a remote electric energy upper computer.
The cloud server receives various parameter values sent by the area management center through the 5G base station in real time, and then the parameter values are distributed to the electric energy monitoring and control platform and the remote electric energy upper computer.
The electric energy monitoring and control platform can monitor the size of each parameter value in real time, a user can log in a personal account of the remote Internet of things platform by using an APP client or a webpage of mobile equipment such as a mobile phone and a computer, subscribe messages of corresponding subjects, check the size of each parameter value uploaded by the area management center, and can use the electric energy monitoring and control platform to realize remote control processing on emergency conditions.
The remote electric energy upper computer is designed by adopting a PHP programming language, various parameter values uploaded to a remote Internet of things platform can be recorded, and a user can check historical change conditions of household electric energy data, temperature and humidity data and smoke data in any past time period at any time through the remote electric energy upper computer, so that power utilization risks are avoided, a new power utilization plan is made or a power utilization mode is changed.
Referring to fig. 4, in the present embodiment, a communication protocol between the area management server 18 and the remote internet of things platform 19 is MQTT (Message queue Telemetry Transport), which is an information Transport protocol based on a publish/subscribe (publish/subscribe) mode, is constructed on a TCP/IP protocol, and has the characteristics of being lightweight, simple, open, and easy to implement. The MQTT has the greatest advantage that a real-time reliable message service can be provided for connecting remote devices with few codes and limited bandwidth.
Firstly, creating products and themes related to parameters measured by an intelligent electric energy acquisition terminal on a remote Internet of things platform 19, and then establishing connection with the remote Internet of things platform 19 by using an AT instruction through a 5G network in a region management center 18 based on an MQTT protocol; the area management center 18 serves as a client, and the remote internet of things platform 19 serves as a server, and both form a publish/subscribe (publish/subscribe) communication mode.
The method comprises the following concrete steps: firstly, the area management center 18 sends an 'AT + QMTFG' instruction to configure a data receiving mode of a remote Internet of things platform 19; then sending an AT + QMPTOPEN command to open a communication network between the client and the server; then sending an 'AT + QMTCONN' instruction, sending authentication information such as client ID, client user name and password to a server, and establishing network connection between the regional management center 18 and the remote Internet of things platform 19; further, the client sends an "AT + QMTSUB" instruction to subscribe to the server, i.e., the product and theme related to the remote internet of things platform 19; and finally, the client sends an 'AT + QMPTPUBEX' instruction to a server, namely the remote Internet of things platform 19, and uploads real-time data of products and subjects related to the measured parameters, so that a user can log in an individual account of the remote Internet of things platform by using the PC terminal 20 or the mobile phone terminal 21 and perform real-time monitoring on various parameters measured by the intelligent electric energy acquisition terminal.
The client, i.e. the regional management center 18 sends an "AT + QMTRECV" instruction to the server, i.e. the remote internet of things platform 19, so that the client can receive the control instruction sent by the server. If the sent instruction is null, no operation is executed; if some parameters are monitored to be abnormal, a user can send a control instruction at the remote internet of things platform 19, the regional management center 18 analyzes the control instruction after receiving the control instruction of the remote internet of things platform, and then sends a corresponding control instruction to the intelligent electric energy acquisition terminal with a fault to effectively control the fault terminal.
As shown in fig. 5, this embodiment further provides a monitoring method of the intelligent remote electric energy monitoring system based on the above 5G communication, which includes the following specific working steps:
(1) and carrying out self-checking after each node of the system is electrified, and initializing the whole system.
(2) The electric energy measuring module, the temperature and humidity measuring module and the fire alarm detecting module of the intelligent electric energy collecting terminal measure various parameter data, and then the main control chip reads values of various parameters in real time and temporarily stores the values in the data storage unit
(ii) a When the size of any parameter value exceeds the threshold range set by the main control chip, the main control chip drives the acousto-optic alarm module to alarm.
(3) The method comprises the steps that a region management center addresses each intelligent electric energy acquisition terminal based on a Modbus protocol, reads a data packet which is measured and packaged by each terminal and contains parameter values, and transmits the parameter values to a human-computer interaction interface after analyzing the data packet for region management personnel to monitor specific working conditions of equipment in a region; when a certain intelligent electric energy acquisition terminal in an area breaks down suddenly, a manager can send a control instruction to the intelligent electric energy acquisition terminal through an area management center, and the control terminal can process the sudden event in time, such as closing the input of a main power supply; the priority of the area management center on the control of the intelligent electric energy acquisition terminal is higher than that of the remote Internet of things platform;
(4) the regional management center sends an ID request to a remote Internet of things platform end through a 5G communication network based on an MQTT protocol by using an AT instruction to establish connection, then subscribes the theme of the Internet of things platform about monitoring products with various parameter values, and uploads the read values of various parameters to the remote Internet of things platform;
(5) after receiving the various parameter values uploaded by the regional management center, the cloud server of the remote Internet of things platform transmits the various parameter values to the electric energy monitoring and control platform in real time, so that a user can use the platform to monitor real-time data of the various parameters; on the other hand, various parameter values are transferred to a remote electric energy upper computer, the remote electric energy upper computer can record various data measured by the intelligent electric energy acquisition terminal, and a user can check historical change conditions of household electricity consumption data, temperature and humidity data and smoke data in any past time period through the remote electric energy upper computer, so that potential safety hazards can be found conveniently or an electricity consumption plan of the next stage is arranged;
(6) when the data monitored by the electric energy monitoring and control platform is abnormal, which indicates that the household electricity consumption is abnormal, a user can send a control command by using the electric energy monitoring and control platform, and remotely control household electricity consumption equipment by addressing, such as closing the household main power supply input and the like, so as to timely process faults.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (9)
1. An intelligent remote electric energy monitoring system and a monitoring method based on 5G communication are characterized in that: the system comprises an intelligent electric energy acquisition terminal, a regional management center and a remote Internet of things platform;
the intelligent electric energy acquisition terminal consists of a plurality of monitoring units, and comprises an electric energy parameter measuring unit, a temperature and humidity measuring unit and a fire alarm monitoring unit; the intelligent electric energy acquisition terminal and the area management center realize data communication through an RS-485 bus interface;
the regional management center reads various parameter values of the intelligent electric energy acquisition terminal based on a Modbus protocol, and uploads the various parameter values to the remote Internet of things platform in real time by using a 5G network after data processing;
the remote Internet of things platform receives various parameter values sent from the regional management center through the 5G network, monitors various related parameters of remote household electricity in real time, and realizes alarming and remote processing control operation on emergency events.
2. The intelligent remote electric energy monitoring system based on 5G communication according to claim 1, characterized in that: the intelligent electric energy acquisition terminal comprises a main control chip, and a parameter measurement unit and a data storage unit which are respectively connected with the main control chip
Sound and light alarm module and RS-485 module
And a power supply module
(ii) a The main control chip is used for reading and processing the data measured by the parameter measuring unit; the parameter measurement unit includes: the device comprises an electric energy measuring module, a temperature and humidity measuring module and a fire alarm monitoring module; the electric energy measuring module is used for monitoring various electric parameters; the temperature and humidity measuring module is used for measuring a temperature and humidity value; the fire alarm monitoring module is used for measuring the density of smoke dust; the data storage unit
The device is used for storing the measurement data of the parameter measurement unit; the sound and light alarm module is used for realizing an alarm function for sudden accidents; the RS-485 module
For communicating with the regional management center; the power supply module
And the intelligent electric energy acquisition center is used for providing working voltage for each functional module of the intelligent electric energy acquisition center.
3. The intelligent remote electric energy monitoring system based on 5G communication according to claim 2, characterized in that: the master control chip adopts a microcontroller with the model of MSP 430.
4. The intelligent remote electric energy monitoring system based on 5G communication as claimed in claim 2, wherein the electric energy measuring module adopts an electric energy measuring chip with a model number of H L W8012.
5. The intelligent remote 5G communication-based electric energy monitoring system according to claim 1, wherein the regional management center is installed at a transformer of a power supply inlet of a residential area, a factory or other mechanisms, and comprises a main control MCU, and a 5G communication module and a power supply module which are respectively connected with the main control MCU
RS-485 module
Data storage unit
A human-computer interaction interface; the main control MCU reads various parameter values measured by the intelligent electric energy acquisition terminal based on a Modbus protocol and sends the parameter values to the remote Internet of things platform by using a 5G network based on an MQTT protocol; the 5G communication module is used for connection and communication between the master control MCU and the remote Internet of things platform; the power supply module
A switching power supply module of a 220V/380V alternating current to 12V direct current is adopted,providing working power supply for each functional module of the area management center, wherein the power supply module
A solar power supply module and a lithium battery are also adopted as an auxiliary standby power supply; the RS-485 module
The intelligent electric energy acquisition terminal is used for realizing the connection and the communication between the area management center and the intelligent electric energy acquisition terminal; the data storage unit
The intelligent electric energy acquisition terminal is used for temporarily storing a plurality of parameter values read by the area management center and coming from the intelligent electric energy acquisition terminal; the human-computer interaction interface is used for monitoring, maintaining and controlling the intelligent electric energy acquisition terminal in the region by region management personnel, and the control priority is higher than that of the remote Internet of things platform.
6. The intelligent remote electric energy monitoring system based on 5G communication according to claim 5, characterized in that: the master control MCU is a singlechip with the model number of STM32F 427.
7. The intelligent remote electric energy monitoring system based on 5G communication according to claim 5, characterized in that: the 5G communication module adopts a 5G communication module with the model number RM 500Q.
8. The intelligent remote electric energy monitoring system based on 5G communication according to claim 1, characterized in that: the remote Internet of things platform comprises a cloud server, an electric energy monitoring and controlling platform and a remote electric energy upper computer; the cloud server receives various parameter values sent by the area management center in real time and then transmits the parameter values to the electric energy monitoring and control platform and the remote electric energy upper computer; the electric energy monitoring and control platform is used for providing the user with real-time monitoring parameter values, and the user carries out remote control processing on the emergency condition of household electricity through the electric energy monitoring and control platform; the remote electric energy upper computer stores values of all parameters uploaded to the Internet of things platform, so that a user can check household electricity utilization conditions in any past time period at any time.
9. The monitoring method of the intelligent remote electric energy monitoring system based on 5G communication of claim 1, wherein the monitoring method comprises the following steps: the specific monitoring steps are as follows:
(1) each node of the system is self-checked after being electrified, and the whole system is initialized;
(2) the electric energy measuring module, the temperature and humidity measuring module and the fire alarm detecting module of the intelligent electric energy collecting terminal measure various parameter data, and then the main control chip reads values of various parameters in real time and temporarily stores the values in the data storage unit
(ii) a When the size of any parameter value exceeds the threshold range set by the main control chip, the main control chip drives the acousto-optic alarm module to alarm;
(3) the area management center addresses each intelligent electric energy acquisition terminal based on a Modbus protocol, reads a data packet which is measured and encapsulated by each terminal and contains parameter values, and transmits the parameter values to the human-computer interaction interface after analyzing the data packet, so that area managers can monitor the specific conditions of household electricity in the area; when a certain intelligent electric energy acquisition terminal in an area breaks down suddenly, a manager can send a control instruction to the intelligent electric energy acquisition terminal through the area management center, and the control terminal can process the sudden event in time, such as closing the input of a household main power supply; the priority of the area management center on the control of the intelligent electric energy acquisition terminal is higher than that of the remote Internet of things platform;
(4) the regional management center sends an ID request to the remote Internet of things platform end through a 5G communication network based on an MQTT protocol by using an AT instruction to establish connection, then subscribes the theme of the remote Internet of things platform about monitoring products with multiple parameter values, and uploads the read values of multiple parameters to the remote Internet of things platform;
(5) after receiving the multiple parameter values uploaded by the area management center, the cloud server of the remote internet of things platform transmits the multiple parameter values to the electric energy monitoring and control platform in real time, so that a user can use the platform to monitor real-time data of the multiple parameters; on the other hand, various parameter values are transferred to the remote electric energy upper computer, the remote electric energy upper computer can record various data measured by the intelligent electric energy acquisition terminal, and a user can check historical change conditions of household electricity consumption data, temperature and humidity data and smoke data in any past time period through the remote electric energy upper computer, so that potential safety hazards can be found conveniently or an electricity consumption plan of the next stage is arranged conveniently;
(6) when the data monitored by the electric energy monitoring and control platform are abnormal, which indicates that the household electricity consumption is abnormal, a user can use the electric energy monitoring and control platform to send a control command, and the household electricity consumption equipment is remotely controlled by addressing, such as the input of a household main power supply is closed, so that the fault is timely processed.
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