CN214900351U

CN214900351U - Distribution room remote monitoring system based on OneNet and NB-IoT

Info

Publication number: CN214900351U
Application number: CN202120929703.8U
Authority: CN
Inventors: 韦科勇; 夏伟; 王顺岚; 顾海涛; 李煜刚
Original assignee: Huaiyin Institute of Technology
Current assignee: Huaiyin Institute of Technology
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-11-26
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses a electricity distribution room remote monitering system based on OneNET and NB-IoT, including environment detection module, industrial equipment detection module, alarm device, microprocessor, wireless communication module, NB-IoT communication module, OneNET platform, cloud ware and monitor terminal; the microprocessor is connected with the environment detection module, the industrial equipment detection module and the alarm device through the wireless communication module, the microprocessor is connected with the OneNet platform through the NB-IoT communication module, the OneNet platform and the monitoring terminal are in communication connection with the cloud server, the microprocessor controls the alarm device to give out prompts according to data collected by the sensors, the monitoring data are transmitted to the OneNet platform through the NB-IoT communication module to be received and stored, the data are pushed to a database of the cloud server, and finally the data are transmitted to the monitoring terminal. The utility model discloses can carry out incessant dynamic remote monitoring and control management to the electricity distribution room, can guarantee monitoring data's high-efficient authenticity and traceability, improve fortune dimension efficiency.

Description

Distribution room remote monitoring system based on OneNet and NB-IoT

Technical Field

The utility model relates to a electricity distribution room security technology and remote monitoring especially relate to a electricity distribution room remote monitering system based on oneNET and NB-IoT.

Background

The monitoring of the power distribution room usually has two forms of manual inspection or local software system monitoring. The manual inspection refers to the condition that monitoring personnel regularly inspects all loops and devices of the power distribution room, the method is difficult to perform whole-process monitoring on equipment, a blank period exists in an inspection period, the fault cannot be early warned and processed in the first time, historical data are difficult to store, and the safe operation of the power distribution room cannot be guaranteed under the development trend that the equipment of the power distribution system is various in types and large in quantity;

the local software system monitors, namely, deploys communication lines, collects the communication equipment of the distribution room through the monitoring software system, displays the information of each loop and each device to monitoring personnel at a computer end or a mobile phone end through a graphical and data interface, and helps the monitoring personnel to monitor the service condition of the whole distribution room more quickly and conveniently. According to the method, a local software system monitors, and the software system carries out intuitive interface display and timely early warning through collecting equipment data, so that the defect of manual inspection is overcome, but the method also has certain limitations: for a plurality of power distribution rooms with longer distance, a plurality of monitoring systems and monitoring personnel need to be equipped; the monitoring data is stored locally, data of different power distribution rooms are difficult to analyze and compare directly, operation and maintenance efficiency is low, if a monitoring system breaks down, hardware is easy to damage, and the risk of data loss is large.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a can carry out incessant long-range dynamic monitoring's monitored control system to the electricity distribution room.

The technical scheme is as follows: the utility model discloses a distribution room remote monitering system based on OneNET and NB-IoT includes environmental detection module, industrial equipment detection module, alarm device, microprocessor, wireless communication module, NB-IoT communication module, OneNET platform, cloud ware and monitor terminal; the microprocessor, the environment detection module, the industrial equipment detection module and the alarm device are connected with the microprocessor through the wireless communication module, the microprocessor is connected with the OneNet platform through the NB-IoT communication module, and the OneNet platform and the monitoring terminal are in communication connection with the cloud server.

The environment detection module comprises an internal environment detection sensor and an external environment detection sensor; the internal environment detection sensor comprises a temperature sensor, a humidity sensor and a smoke sensor; the external environment detection sensor comprises a temperature sensor, a humidity sensor, a wind speed sensor and a gas induction sensor. The industrial equipment detection module includes a voltage current sensor. The alarm device comprises a smoke alarm, a voltage and current excess alarm and an equipment short circuit alarm. The microprocessor is STM32 type multifunctional control chip, and wireless communication module is the wifi network.

Further, the microprocessor is provided with one or more of overload, undervoltage, short circuit and overcurrent.

Furthermore, the microprocessor is connected with a PC through an I/O serial port.

Furthermore, the PC is used for displaying the voltage current value, the power value and the impedance value of the industrial equipment.

Furthermore, the PC is used for displaying the data value of the environment detection module.

Furthermore, the voltage and current sensor realizes the communication between the wifi network and the microprocessor through a TCP protocol, simplifies a communication line, enlarges a data acquisition range and ensures the real-time validity of data.

Furthermore, the data transmission of the industrial equipment detection module adopts a wifi type, and the data transmission of other modules adopts an analog quantity type.

Furthermore, the voltage and current acquisition and the temperature data acquisition of the industrial equipment can be realized by connecting the microprocessor with intelligent IED equipment in a power distribution room and WIFI network communication of conventional power distribution equipment.

The intelligent IED equipment adopts an IEC61850 communication protocol to collect SCADA real-time data; the conventional power distribution equipment adopts an IEEEC37.118 communication protocol to collect SCADA real-time data.

Has the advantages that: compared with the prior art, the utility model has the advantages of as follows: the power distribution room can be subjected to dynamic remote monitoring and control management, industrial equipment is subjected to uninterrupted protection, monitoring and control, the safety and reliability of power supply are improved, the automation level of a power supply and distribution system is improved, and reliable, safe and efficient power distribution and power utilization are realized. The high-efficiency authenticity and traceability of data can be guaranteed, the manual operation and maintenance cost is reduced, and the operation and maintenance efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the basic structure of the system of the present invention;

fig. 2 is a schematic diagram of data acquisition according to the present invention;

fig. 3 is a schematic diagram of the data transmission flow of the present invention;

fig. 4 is a schematic diagram of the HTTP receiving process of the present invention.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1-2, the utility model discloses a distribution room remote monitoring system based on OneNET and NB-IoT includes microprocessor, environment detection module, industrial equipment detection module, alarm device, wireless communication module, OneNET platform and monitor terminal; the environment detection module comprises an internal environment detection sensor for acquiring the temperature and humidity of the power distribution room and smoke data and an external environment detection sensor for acquiring the temperature, humidity, wind speed and gas outside the power distribution room; the internal environment detection sensor comprises a temperature sensor, a humidity sensor and a smoke sensor, and the external environment detection sensor comprises a temperature and humidity sensor, a smoke sensor, a wind speed sensor and a gas induction sensor; the industrial equipment detection module is mainly used for detecting the working state of each equipment in the power distribution room and comprises a voltage and current sensor; the alarm device comprises a smoke alarm, a voltage and current excess alarm and an equipment short-circuit alarm; each sensor and the alarm device are in wireless communication connection with the microprocessor and perform data exchange, when the sensors monitor that an environment or equipment is abnormal, the microprocessor controls the corresponding alarm device to send out an acousto-optic prompt according to sensor data, the OneET platform is connected with the NB-IOT communication module and performs data receiving and storing, data is pushed to a database of a cloud server through an http pushing function, the cloud server pushes alarm information to a monitoring terminal through a wired network or a wireless network, and monitoring data is displayed on the monitoring terminal in real time.

The microprocessor is connected with a PC through an I/O serial port, and the PC is used for displaying the voltage current value, the power value and the impedance value of the industrial equipment and displaying the data value of the environment detection module.

In the embodiment shown in fig. 3, the data transmission of the industrial equipment detection module is of wifi type, the data transmission of the environment detection module and the alarm device is of analog type, the collected data is transmitted to the microprocessor, the microprocessor transmits the operation result to the a/D converter after operation to perform a/D conversion and filtering processing, the collected data is transmitted to the OneNET platform by the NB-IoT communication module, after the data transmission is completed, the NB-IoT communication module enters a standby state to wait for a next data uploading command, the operation is continued to be circulated, after the data transmission is successful, the data is received and stored by the OneNET platform, and the data is pushed to the database of the cloud server through the http pushing function and is finally transmitted to the monitoring terminal. Program writing is carried out on a Keil uVision5 platform by adopting C language, a connection command of a BC35-G52 module and an OneNET platform is burnt into an STM32 chip, STM32 is triggered to send a connection AT command to the BC35-G52 module when equipment is powered on, and automatic network access is realized.

As shown in fig. 4, after the data is successfully transmitted to the OneNET platform, the global HTTP push is started on the OneNET platform, and the URL and Token of the receiver are input. The cloud receives HTTP push of the OneNET platform, analyzes data from the pushed message, stores the data in a database, and finally transmits the data to the monitoring terminal, wherein the monitoring terminal is a computer, a tablet computer, a mobile phone or other mobile terminals.

Claims

1. A distribution room remote monitoring system based on OneNET and NB-IoT is characterized by comprising an environment detection module, an industrial equipment detection module, an alarm device, a microprocessor, a wireless communication module, an NB-IoT communication module, an OneNET platform, a cloud server and a monitoring terminal; the microprocessor is connected with the environment detection module, the industrial equipment detection module and the alarm device through the wireless communication module, the microprocessor is connected with the OneNet platform through the NB-IoT communication module, and the OneNet platform and the monitoring terminal are in communication connection with the cloud server.

2. The OneNET and NB-IoT based electricity distribution room remote monitoring system according to claim 1, wherein the environment detection module comprises an internal environment detection sensor and an external environment detection sensor.

3. The OneNET and NB-IoT based electrical distribution room remote monitoring system in accordance with claim 2 wherein the internal environment detection sensors comprise temperature sensors, humidity sensors and smoke sensors.

4. The OneNET and NB-IoT based electrical distribution room remote monitoring system in accordance with claim 2 wherein the external environment detection sensors include temperature sensors, humidity sensors, wind speed sensors, and gas sensing sensors.

5. The OneNET and NB-IoT based switchroom remote monitoring system of claim 1 in which the industrial device detection module comprises a voltage current sensor.

6. The OneNET and NB-IoT based switchroom remote monitoring system according to claim 1, wherein the alarm devices include smoke alarms, voltage current excess alarms and equipment short alarms.

7. The OneNET and NB-IoT based electrical distribution room remote monitoring system in accordance with claim 1 wherein the microprocessor is a STM32 type multifunction control chip.

8. The OneNET and NB-IoT based electrical distribution room remote monitoring system in accordance with claim 1 wherein the microprocessor is provided with one or more of an overload detector, an undervoltage detector, a short circuit detector, an over-current detector.

9. The OneNET and NB-IoT based electricity distribution room remote monitoring system according to claim 1, wherein the wireless communication module is a wifi network or a 4G mobile communication network.