CN110825141A - Internet of things terminal for information management of power distribution room - Google Patents

Internet of things terminal for information management of power distribution room Download PDF

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Publication number
CN110825141A
CN110825141A CN201911185263.3A CN201911185263A CN110825141A CN 110825141 A CN110825141 A CN 110825141A CN 201911185263 A CN201911185263 A CN 201911185263A CN 110825141 A CN110825141 A CN 110825141A
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China
Prior art keywords
internet
things
distribution room
power distribution
intelligent gateway
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Pending
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CN201911185263.3A
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Chinese (zh)
Inventor
倪永峰
鲍伟
荣义平
田伟强
崔彦波
郎振川
杨彬
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Beijing Kedong Electric Power Control System Co Ltd
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Beijing Kedong Electric Power Control System Co Ltd
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Publication date
Application filed by Beijing Kedong Electric Power Control System Co Ltd filed Critical Beijing Kedong Electric Power Control System Co Ltd
Priority to CN201911185263.3A priority Critical patent/CN110825141A/en
Publication of CN110825141A publication Critical patent/CN110825141A/en
Priority to PCT/CN2020/121062 priority patent/WO2021103831A1/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D27/00Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
    • G05D27/02Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means

Abstract

The invention relates to an Internet of things terminal for information management of a power distribution room, which is rich in collected data types, supports communication protocols of various modes and also supports input and output of analog quantity and digital quantity, wherein the collected data comprises four categories of electricity, environment, security and fire protection; the networking mode is flexible, and the intelligent gateway of the Internet of things supports wired communication modes such as RS 485/Ethernet and the like and also supports various wireless communication modes; the matching is convenient, the matching is carried out on the platform page, and the resource application timeliness is greatly improved; the installation is convenient, and a standardized installation mode is adopted, so that the installation is convenient and quick; the Internet of things mode adopts a cloud platform, a micro-service mode and the like, and has high reliability and high expansibility; the intelligent gateway of the internet of things can independently control the local linkage, and is not influenced by the communication state of the intelligent gateway of the internet of things and the platform.

Description

Internet of things terminal for information management of power distribution room
Technical Field
The invention relates to the technical field of Internet of things, in particular to an Internet of things terminal for information management of a power distribution room.
Background
At the present stage, in various solutions of the internet of things, the access modes are that a sensor is directly connected with an embedded system, and the hardware circuit structure is simple but the reuse rate is low; the coupling among the program modules of the software is strong, and the programs cannot be reused. The comprehensive energy service acquisition terminal always has the problems of various equipment types, low intelligent level, non-uniform standard, non-standard communication protocols and the like, so that the inconvenience is caused in the aspects of comprehensive energy service operation and maintenance, equipment regulation and control, user experience, asset management and the like.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide an internet of things terminal for information management of a power distribution room, aiming at the above defects in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: an internet of things terminal for information management of a power distribution room is constructed.
The system comprises an Internet of things intelligent gateway, a temperature and humidity sensor, an audible and visual alarm, an I/O module, an HMI (human machine interface) and a hard disk video recorder; wherein:
the Internet of things intelligent gateway is used for data acquisition, storage, linkage, operation and uploading;
the temperature and humidity sensor is arranged outside the terminal shell of the Internet of things and is responsible for acquiring environmental temperature and humidity information of the distribution room;
the audible and visual alarm is used for triggering the audible and visual alarm to give an alarm when the intelligent gateway of the Internet of things detects the alarm;
the I/O module is used for collecting signals of the power distribution indoor equipment and the sensors and supporting analog quantity input, digital quantity input and digital quantity output;
the HMI is a human-computer interaction interface and is used for information interaction between the terminal of the Internet of things and operation and maintenance personnel so as to realize monitoring and setting of operating parameters of the power distribution room;
the hard disk video recorder adopts a digital recording technology and is used for carrying out long-time video recording, sound recording, remote monitoring and control on live situations in a power distribution room.
Furthermore, the collected data are classified according to types and are divided into four types, namely, electrical, environment, security and fire protection, and the data are uploaded to an intelligent operation and maintenance platform through a network communication means, so that the panoramic perception of the operation and maintenance state of the power distribution room is realized.
Further, the electrical data comprises collected electricity meters and transformer parameters, and sensors are selected according to actual requirements to collect bus side node temperature and cable temperature parameters;
the environment part comprises a temperature and humidity sensor, an audible and visual alarm, an exhaust fan, an air conditioner, a dehumidifier, a water pump and light parameters;
the security part comprises an intelligent access control, a water sensor and a camera;
the fire-fighting part is connected with the existing fire-fighting host computer to collect data and is directly connected with the smoke-sensing probe and the temperature-sensing probe to collect data; the intelligent gateway of the internet of things provides a switching value interface, is connected with an alarm signal of main transformer fire control, and is used for remotely controlling fire extinguishing operation.
Further, the communication modes of the terminal equipment are divided into wired communication and wireless communication, wherein the wired communication is data transmission by utilizing an RS485 bus and Ethernet; the wireless data transmission communication is data transmission by a Zigbee or 433 method.
Further, the electricity meter and the fire-fighting host adopt an RS485 mode to carry out data transmission with an intelligent gateway of the Internet of things; the fire-fighting host, the camera, the hard disk video recorder and the Internet of things intelligent gateway transmit data in an Ethernet mode; temperature and humidity sensor and thing networking intelligent gateway carry out data transmission through adopting Zigbee and 433 mode.
Furthermore, the communication mode between each temperature and humidity sensor and the intelligent network manager of the Internet of things preferably adopts a wired communication mode; the principle of applying the wireless communication mode or the combination of multiple communication modes is considered.
Different from the prior art, the invention provides the internet of things terminal for information management of the power distribution room, the collected data are rich in types, the collected data comprise four categories of electricity, environment, security and fire protection, and the internet of things terminal not only supports communication protocols of various modes, but also supports input and output of analog quantity and digital quantity; the networking mode is flexible, and the intelligent gateway of the Internet of things supports wired communication modes such as RS 485/Ethernet and the like and also supports various wireless communication modes; the matching is convenient, the matching is carried out on the platform page, and the resource application timeliness is greatly improved; the installation is convenient, and a standardized installation mode is adopted, so that the installation is convenient and quick; the Internet of things mode adopts a cloud platform, a micro-service mode and the like, and has high reliability and high expansibility; the intelligent gateway of the internet of things can independently control the local linkage, and is not influenced by the communication state of the intelligent gateway of the internet of things and the platform.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
fig. 1 is a schematic flow chart of an internet of things terminal for information management of a power distribution room according to the present invention.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an internet of things terminal for information management of a power distribution room according to the present invention. The method comprises the following steps:
the system comprises an Internet of things intelligent gateway 110, a temperature and humidity sensor 120, an audible and visual alarm 130, an I/O module 140, an HMI150 and a hard disk video recorder 160; wherein:
the internet of things intelligent gateway 110 is used for data acquisition, storage, linkage, operation and uploading;
the temperature and humidity sensor 120 is arranged outside the terminal shell of the internet of things and is responsible for collecting environmental temperature and humidity information of the distribution room;
the audible and visual alarm 130 is used for triggering the audible and visual alarm to give an alarm when the intelligent gateway of the internet of things detects the alarm;
the I/O module 140 is used for collecting signals of the equipment and the sensor in the power distribution room and supporting analog quantity input, digital quantity input and digital quantity output;
the HMI150 is a human-computer interaction interface and is used for information interaction between the terminal of the internet of things and operation and maintenance personnel to realize monitoring and setting of operating parameters of the power distribution room;
the hard disk recorder 160 employs digital recording technology for long-term video recording, audio recording, remote monitoring and control of live events in the distribution room.
Furthermore, the collected data are classified according to types and are divided into four types, namely, electrical, environment, security and fire protection, and the data are uploaded to an intelligent operation and maintenance platform through a network communication means, so that the panoramic perception of the operation and maintenance state of the power distribution room is realized.
Further, the electrical data comprises collected electricity meters and transformer parameters, and sensors are selected according to actual requirements to collect bus side node temperature and cable temperature parameters;
the environment part comprises a temperature and humidity sensor 120, an audible and visual alarm 130, an exhaust fan, an air conditioner, a dehumidifier, a water pump and light parameters;
the security part comprises an intelligent access control, a water sensor and a camera;
the fire-fighting part is connected with the existing fire-fighting host computer to collect data and is directly connected with the smoke-sensing probe and the temperature-sensing probe to collect data; the intelligent gateway of the internet of things provides a switching value interface, is connected with an alarm signal of main transformer fire control, and is used for remotely controlling fire extinguishing operation.
Further, the communication modes of the terminal equipment are divided into wired communication and wireless communication, wherein the wired communication is data transmission by utilizing an RS485 bus and Ethernet; the wireless data transmission communication is data transmission by a Zigbee or 433 method.
Further, the electricity meter and the fire-fighting host adopt an RS485 mode to carry out data transmission with an intelligent gateway of the Internet of things; the fire-fighting host, the camera, the hard disk video recorder and the Internet of things intelligent gateway transmit data in an Ethernet mode; temperature and humidity sensor and thing networking intelligent gateway carry out data transmission through adopting Zigbee and 433 mode.
Furthermore, the communication mode between each temperature and humidity sensor and the intelligent network manager of the Internet of things preferably adopts a wired communication mode; the principle of applying the wireless communication mode or the combination of multiple communication modes is considered.
The invention can collect various sensors, PLC, instruments, DCS, configuration software and databases of the distribution room, has numerous collection interfaces including serial ports, Ethernet and WiFi, and can be directly connected with the sensors and the controller. The configuration is simple, the link is easy, and local data can be stored; support for 4G mobile networks, 2G networks, NB private networks, etc. 4G is full network communication, is downward compatible and is convenient to debug and maintain; the program and the engineering can be automatically upgraded; and remote fault diagnosis and message monitoring are supported. The remote monitoring software supporting the mobile phone end, the original ecological system, the iOS and the Android operating system are supported, and a user can browse a monitoring picture consisting of data collected by KDIoT-IT01 through the mobile phone software. The picture can be configured, has rich animation, supports a large number of galleries, supports C dynamic scripts, supports P2P and automatically downloads the project. The client project can be configured and managed through the cloud.
The system supports a hundred-million network port, supports WiFi, supports 4G (FDD-LTE, TDLTE) in 1 4G full network communication slot, supports multiple network protocols (PAP, CHAP, PPP) and multiple functions (GNSS, Remotewakeup, MMS, SMS, etc.) in a full network mode supporting one machine multiple modes, supports multiple IT equipment protocols and industrial control protocols, and can communicate with multiple equipment: SNMP, Ping, Telnet, ODBC, Modbus (RTU, TCP, ASCII), and can communicate with devices such as smart meters, frequency converters, and PLCs (Siemens, Mitsubishi, Schneider, Ohlong, Taida …);
support management mass data high-efficiency index algorithm, non-invasive bidirectional remote safety data communication, intelligent equipment maintenance prediction algorithm and configurable intelligent rule engine
The remote login of the cloud platform, the PC and the mobile terminal are supported, and the state of the equipment is checked at any time and any place
Support VPN private tunnel, mapping regulation and open encrypted port
The wide-temperature design of-30 ℃ to +75 ℃ is supported, and the equipment is ensured to adapt to various severe field environments.
Due to the differences of the scale, the geographic position and the like of the distribution room, the types of the acquisition equipment in the distribution room also have the differences, so that the standardization of the selected acquisition equipment and the intelligent gateway of the Internet of things is a very important thing, and the system is designed so that the selection work of the intelligent gateway of the Internet of things is realized on an intelligent operation and maintenance platform; in the process of constructing the intelligent operation and maintenance platform of the power distribution room, due to the characteristics of scattered field installation points, large structural difference and the like, wiring trends, sensor installation modes and equipment installation positions serve as a foundation work and are of great importance to the stability, reliability and the like of the online of the platform, so that the operation is required to be strictly carried out according to the electrical installation specification of automatic equipment; the intelligent gateway of the internet of things, the equipment and the sensor adopt a RS485 and Ethernet connection mode, a Modbus protocol is adopted as a communication protocol, and a standard internet of things communication protocol is adopted between the intelligent gateway of the internet of things and the platform.
Various users have energy of multiple forms such as electric energy, wind energy, solar energy, water, heat, gas etc. and the control of the comprehensive energy of limit end aims at carrying out effective data acquisition with multiple energy forms, uploads high in the clouds comprehensive energy wisdom operation management cloud platform, satisfies the requirement of energy internet to each system visualization, provides effectual visual platform for the operation and the control of comprehensive energy service.
Aiming at power plants, substations, power distribution networks, distributed power generation and micro-grids, energy storage, electric vehicles, charging and discharging equipment, loads, water supply, gas supply and heat supply, the wired and wireless networking transmission mode is used for equipment such as intelligent acquisition terminals, local master control units, communication forwarding and the like, so that data acquisition and control of all energy supply systems and energy consumption points are realized.
Transverse: data acquisition and monitoring of various energy sources such as electricity, gas, heat, cold and the like are covered;
longitudinal direction: the system covers the data acquisition of the whole process of production, transportation and consumption of energy, and realizes the source-network-load-storage panoramic monitoring.
The intelligent gateway equipment of the Internet of things is adopted to analyze data near a data generation source and perform data preprocessing, so that network load and system response time are reduced, energy consumption is reduced, and the efficiency of the system in the aspects of integration, migration and the like is improved.
The open communication bus architecture supports access of various types of energy data, communication modes such as RS485, ZigBee, Modbus, PLC, LoRa and NB-IoT are adopted, standard protocols such as 101, 104, Q/GDW376 ammeter centralized meter reading protocols, CJT188 water gas protocols and MODBUS are comprehensively supported, non-standard protocols are rapidly adapted to access, and processed data are uploaded to the cloud through communication networks such as optical fibers, 5G and electric power wireless private networks.
The remote adjusting instruction issued by the cloud end is received by the edge end equipment through the communication network, and the instruction issued by the cloud end is executed through the edge end master control unit to complete remote control.
Different from the prior art, the invention provides the internet of things terminal for information management of the power distribution room, the collected data are rich in types, the collected data comprise four categories of electricity, environment, security and fire protection, and the internet of things terminal not only supports communication protocols of various modes, but also supports input and output of analog quantity and digital quantity; the networking mode is flexible, and the intelligent gateway of the Internet of things supports wired communication modes such as RS 485/Ethernet and the like and also supports various wireless communication modes; the matching is convenient, the matching is carried out on the platform page, and the resource application timeliness is greatly improved; the installation is convenient, and a standardized installation mode is adopted, so that the installation is convenient and quick; the Internet of things mode adopts a cloud platform, a micro-service mode and the like, and has high reliability and high expansibility; the intelligent gateway of the internet of things can independently control the local linkage, and is not influenced by the communication state of the intelligent gateway of the internet of things and the platform.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (6)

1. The utility model provides a thing networking terminal for electricity distribution room information management which characterized in that includes:
the system comprises an Internet of things intelligent gateway, a temperature and humidity sensor, an audible and visual alarm, an I/O module, an HMI (human machine interface) and a hard disk video recorder; wherein:
the Internet of things intelligent gateway is used for data acquisition, storage, linkage, operation and uploading;
the temperature and humidity sensor is arranged outside the terminal shell of the Internet of things and is responsible for acquiring environmental temperature and humidity information of the distribution room;
the audible and visual alarm is used for triggering the audible and visual alarm to give an alarm when the intelligent gateway of the Internet of things detects the alarm;
the I/O module is used for collecting signals of the power distribution indoor equipment and the sensors and supporting analog quantity input, digital quantity input and digital quantity output;
the HMI is a human-computer interaction interface and is used for information interaction between the terminal of the Internet of things and operation and maintenance personnel so as to realize monitoring and setting of operating parameters of the power distribution room;
the hard disk video recorder adopts a digital recording technology and is used for carrying out long-time video recording, sound recording, remote monitoring and control on live situations in a power distribution room.
2. The internet of things terminal for the information management of the power distribution room as claimed in claim 1, wherein the collected data are classified according to types, are divided into four types of electric, environmental, security and fire-fighting, and are uploaded to the intelligent operation and maintenance platform through a network communication means, so that the panoramic perception of the operation and maintenance state of the power distribution room is realized.
3. The internet of things terminal for information management of a power distribution room of claim 2, wherein the electrical data comprises collected electricity meters and transformer parameters, and sensors are selected according to actual requirements to collect parameters of bus side node temperature and cable temperature;
the environment part comprises a temperature and humidity sensor, an audible and visual alarm, an exhaust fan, an air conditioner, a dehumidifier, a water pump and light parameters;
the security part comprises an intelligent access control, a water sensor and a camera;
the fire-fighting part is connected with the existing fire-fighting host computer to collect data and is directly connected with the smoke-sensing probe and the temperature-sensing probe to collect data; the intelligent gateway of the internet of things provides a switching value interface, is connected with an alarm signal of main transformer fire control, and is used for remotely controlling fire extinguishing operation.
4. The internet of things terminal for information management of a power distribution room as claimed in claim 3, wherein the communication modes of the terminal equipment are wired and wireless, wherein the wired communication is data transmission by utilizing RS485 bus and Ethernet; the wireless data transmission communication is data transmission by a Zigbee or 433 method.
5. The terminal of the internet of things for the information management of the power distribution room as claimed in claim 4, wherein the electricity meter and the fire-fighting host are in data transmission with an intelligent gateway of the internet of things in an RS485 mode; the fire-fighting host, the camera, the hard disk video recorder and the Internet of things intelligent gateway transmit data in an Ethernet mode; temperature and humidity sensor and thing networking intelligent gateway carry out data transmission through adopting Zigbee and 433 mode.
6. The internet of things terminal for information management of a power distribution room of claim 5, wherein a wired communication mode is preferentially adopted for communication between each temperature and humidity sensor and the intelligent network manager of the internet of things; the principle of applying the wireless communication mode or the combination of multiple communication modes is considered.
CN201911185263.3A 2019-11-27 2019-11-27 Internet of things terminal for information management of power distribution room Pending CN110825141A (en)

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CN201911185263.3A CN110825141A (en) 2019-11-27 2019-11-27 Internet of things terminal for information management of power distribution room
PCT/CN2020/121062 WO2021103831A1 (en) 2019-11-27 2020-10-15 Internet of things terminal for distribution room information management

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CN111817882A (en) * 2020-06-23 2020-10-23 赛特斯信息科技股份有限公司 Multi-data-type intelligent scheduling communication system
WO2021103831A1 (en) * 2019-11-27 2021-06-03 北京科东电力控制系统有限责任公司 Internet of things terminal for distribution room information management
CN113188679A (en) * 2021-04-27 2021-07-30 青海送变电工程有限公司 Cable temperature detection probe and cable on-line monitoring alarm system
CN113438276A (en) * 2021-05-27 2021-09-24 浙江大学台州研究院 Industrial Internet of things system based on intelligent sensing terminal integration
CN114095530A (en) * 2021-10-16 2022-02-25 深圳市奥金瑞科技有限公司 Controlled device based on multiple Internet of things intelligent control platform
CN114422286A (en) * 2021-11-22 2022-04-29 上海金智晟东电力科技有限公司 Hybrid bus communication method of intelligent sensing terminal

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CN113188679A (en) * 2021-04-27 2021-07-30 青海送变电工程有限公司 Cable temperature detection probe and cable on-line monitoring alarm system
CN113438276A (en) * 2021-05-27 2021-09-24 浙江大学台州研究院 Industrial Internet of things system based on intelligent sensing terminal integration
CN114095530A (en) * 2021-10-16 2022-02-25 深圳市奥金瑞科技有限公司 Controlled device based on multiple Internet of things intelligent control platform
CN114422286A (en) * 2021-11-22 2022-04-29 上海金智晟东电力科技有限公司 Hybrid bus communication method of intelligent sensing terminal

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Application publication date: 20200221