Introduction: Internet of things technology has a broad application space in the power system, can play a huge role in the power grid construction, safety production management, operation and maintenance, security monitoring, measurement and customer interaction, etc., all-round improvement of smart grid transmission, transmission, Change, match, use, and other aspects of information perception depth and breadth.
The Internet of Things, one of the hot words of science and technology in recent years, has been widely and continuously concerned by all walks of life for its reputation as the third wave of the information industry.
The English name of the Internet of Things is “The Internet of Thingsâ€. As its name implies, “The Internet of Things is the Internet of Thingsâ€. It collects sound and light through various types of sensors, RFID tags, infrared sensors, global positioning systems, and laser scanners. Information required by various sources such as heat, electricity, mechanics, chemistry, biology, location, etc., according to the agreed agreement, the items are connected to each other via the Internet, and information exchange and communication are carried out to realize intelligent identification, positioning, and tracking of items. , monitoring and management.
Strong smart grid is an important application area of ​​the Internet of Things. Strong smart grid can make full use of IoT technology to process diverse and massive information, serve fine management and standardization of power production processes, improve the safety and economy of power system operation, and achieve “efficient and low carbon†and “energy saving and emission reductionâ€. Visionary goals. Strong smart grid construction will become a powerful driving force for the development of the animal networking industry and even the entire information and communication industry, and will strongly influence and promote the progress of the application and deployment of Internet of Things in other industries, and will further improve the level of informationization in industrial production and industrial operations in China. , play a role in leading technological innovation and social responsibility of the central enterprises.
The presentation of the Internet of Things and the strong smart grid are the result of the combined application of demand-driven and technology-driven driving. The essential connotations and characteristics have many similarities, and they have a high degree of consistency and mutual reference in the means of realization.
Ubiquitous IoT technology IoT technology has a wide application space in power systems and can play a significant role in power grid construction, safety production management, operation and maintenance, security monitoring, metering, and customer interaction. The depth and breadth of information perception in all aspects of transmission, transmission, change, distribution, and use of power grids.
Power generation. In the field of strong smart grid power generation and energy storage, the Internet of Things technology is mainly used in pumping and storage power station power unit operation status detection, electrical parameter monitoring, dam monitoring, station area pollutants and gas monitoring, desulfurization monitoring, energy storage monitoring, etc. . In terms of access to new energy sources such as wind farms and photovoltaic power stations, the application of the Internet of Things is reflected in the monitoring of wind, wind, wind speed, and wind direction in the area of ​​distributed stations, light intensity, monitoring of the number of available light sources, and micro-meteorological geography. Real-time collection of temperature, humidity, air pressure, rainfall, radiation, ice coating and other elements in the regional environment, realizing automatic monitoring, power forecasting and intelligent control of new energy power plants, improving the coordination level of the machine network and optimal allocation of resources, and ensuring energy bases Safe and stable economic operation.
Transmission links. In the strong smart grid transmission link, the Internet of Things is applied to the transmission line ice coating, breeze vibration, galloping, wind deflection, arc sagging and tower stress monitoring; the use of optical fiber sensing technology to achieve online monitoring of wire temperature and other parameters and dynamic increase of the flow rate Capacity and early warning; using passive optical waveguide sensors to monitor the wind skew, contamination, and salt contamination of insulator strings; real-time monitoring of line security, tower tilt, ground slip, and ground corrosion using image/video sensing technology; It provides technical support for fault location and automatic diagnosis of transmission lines, provides informatized and digital shared data for line production management, operation and maintenance, and ultimately achieves safe, efficient, and intelligent inspection of transmission lines, improving transmission reliability and safety.
Substation. Smart substations are an important part of a strong smart grid. Automatic collaborative control is the key to intelligent substations. Digitization of equipment information and state-of-the-art repairs are the direction of development, and high-efficiency operation and maintenance are the ultimate goals. The Internet of Things technology can be used for real-time monitoring, diagnosis, and auxiliary decision making of electrical, mechanical, and operational information in substation equipment. In particular, sensors can be used to detect oil and gas in transformers to determine their health and operating conditions. Wireless sensing, telemetry and The three-dimensional virtual technology realizes the protection of intrusion detection of substations; it can also combine the electronic identification technology with the work ticket system to realize substation intelligence patrol inspection, operation safety management and dispatching command interaction, and promote the development of unattended digital substations.
Power distribution. Distribution network is an important part of the power system. It has the characteristics of a wide range of equipment, a wide distribution, and a complex system. At present, China still has problems such as weak distribution network grids and difficult communication coverage. In the strong smart grid distribution segment, the Internet of things technology can be applied to distribution network automation, distribution network line and equipment status monitoring, warning and maintenance, distribution network site operation management, distribution network intelligence inspection, emergency communications, and gateways. Measurement and load monitoring management, distributed energy and charging stations and other facilities monitoring, to strengthen the centralized monitoring of distribution networks, optimize the operation control and management, to achieve high reliability, high-quality power supply, reduce the loss of the purpose.
Electricity links. In the smart power grid, the IoT technology is mainly based on intelligent power and interactive technology, and supported by two-way, high-speed, and secure data communication networks. It is used in smart power services, power consumption information collection, and intelligence. Customer service, charging and changing of electric vehicles, smart business halls, demand side management and energy efficiency evaluation, environmental management of green machine rooms and power environment monitoring, etc. to achieve flexible access, plug and play and two-way interaction with customers Improving the reliability of power supply and the efficiency of electricity use, and improving the service level of power supply companies, and providing technical support for the national strategy for energy conservation and emission reduction.
The Internet of Things has plugged into the wings of “informatization†and “automation†for the take-off of a strong smart grid, and has broad prospects for development in this field. In the recently released Twelfth Five-Year Plan of the Internet of Things, a strong smart grid is one of the five industry sectors in the industry that is strongly supported by the smart grid. The State Grid Corporation of China has obtained a series of research and industrialization achievements in the field of the Internet of Things. The China State Electric Power Research Institute, the State Grid Electric Power Research Institute, the State Grid Information and Communication Co., Ltd., and the China Electric Power Technology Equipment Co., Ltd. have established the Internet of Things. The joint project team will carry out the overall design of the company's Internet of Things, strengthen the key, basic, and forward-looking technology research and development of the Internet of Things, increase product promotion, application demonstration, and standards development, and provide all-round support for the construction and development of a strong smart grid.
The Internet of Things, one of the hot words of science and technology in recent years, has been widely and continuously concerned by all walks of life for its reputation as the third wave of the information industry.
The English name of the Internet of Things is “The Internet of Thingsâ€. As its name implies, “The Internet of Things is the Internet of Thingsâ€. It collects sound and light through various types of sensors, RFID tags, infrared sensors, global positioning systems, and laser scanners. Information required by various sources such as heat, electricity, mechanics, chemistry, biology, location, etc., according to the agreed agreement, the items are connected to each other via the Internet, and information exchange and communication are carried out to realize intelligent identification, positioning, and tracking of items. , monitoring and management.
Strong smart grid is an important application area of ​​the Internet of Things. Strong smart grid can make full use of IoT technology to process diverse and massive information, serve fine management and standardization of power production processes, improve the safety and economy of power system operation, and achieve “efficient and low carbon†and “energy saving and emission reductionâ€. Visionary goals. Strong smart grid construction will become a powerful driving force for the development of the animal networking industry and even the entire information and communication industry, and will strongly influence and promote the progress of the application and deployment of Internet of Things in other industries, and will further improve the level of informationization in industrial production and industrial operations in China. , play a role in leading technological innovation and social responsibility of the central enterprises.
The presentation of the Internet of Things and the strong smart grid are the result of the combined application of demand-driven and technology-driven driving. The essential connotations and characteristics have many similarities, and they have a high degree of consistency and mutual reference in the means of realization.
Ubiquitous IoT technology IoT technology has a wide application space in power systems and can play a significant role in power grid construction, safety production management, operation and maintenance, security monitoring, metering, and customer interaction. The depth and breadth of information perception in all aspects of transmission, transmission, change, distribution, and use of power grids.
Power generation. In the field of strong smart grid power generation and energy storage, the Internet of Things technology is mainly used in pumping and storage power station power unit operation status detection, electrical parameter monitoring, dam monitoring, station area pollutants and gas monitoring, desulfurization monitoring, energy storage monitoring, etc. . In terms of access to new energy sources such as wind farms and photovoltaic power stations, the application of the Internet of Things is reflected in the monitoring of wind, wind, wind speed, and wind direction in the area of ​​distributed stations, light intensity, monitoring of the number of available light sources, and micro-meteorological geography. Real-time collection of temperature, humidity, air pressure, rainfall, radiation, ice coating and other elements in the regional environment, realizing automatic monitoring, power forecasting and intelligent control of new energy power plants, improving the coordination level of the machine network and optimal allocation of resources, and ensuring energy bases Safe and stable economic operation.
Transmission links. In the strong smart grid transmission link, the Internet of Things is applied to the transmission line ice coating, breeze vibration, galloping, wind deflection, arc sagging and tower stress monitoring; the use of optical fiber sensing technology to achieve online monitoring of wire temperature and other parameters and dynamic increase of the flow rate Capacity and early warning; using passive optical waveguide sensors to monitor the wind skew, contamination, and salt contamination of insulator strings; real-time monitoring of line security, tower tilt, ground slip, and ground corrosion using image/video sensing technology; It provides technical support for fault location and automatic diagnosis of transmission lines, provides informatized and digital shared data for line production management, operation and maintenance, and ultimately achieves safe, efficient, and intelligent inspection of transmission lines, improving transmission reliability and safety.
Substation. Smart substations are an important part of a strong smart grid. Automatic collaborative control is the key to intelligent substations. Digitization of equipment information and state-of-the-art repairs are the direction of development, and high-efficiency operation and maintenance are the ultimate goals. The Internet of Things technology can be used for real-time monitoring, diagnosis, and auxiliary decision making of electrical, mechanical, and operational information in substation equipment. In particular, sensors can be used to detect oil and gas in transformers to determine their health and operating conditions. Wireless sensing, telemetry and The three-dimensional virtual technology realizes the protection of intrusion detection of substations; it can also combine the electronic identification technology with the work ticket system to realize substation intelligence patrol inspection, operation safety management and dispatching command interaction, and promote the development of unattended digital substations.
Power distribution. Distribution network is an important part of the power system. It has the characteristics of a wide range of equipment, a wide distribution, and a complex system. At present, China still has problems such as weak distribution network grids and difficult communication coverage. In the strong smart grid distribution segment, the Internet of things technology can be applied to distribution network automation, distribution network line and equipment status monitoring, warning and maintenance, distribution network site operation management, distribution network intelligence inspection, emergency communications, and gateways. Measurement and load monitoring management, distributed energy and charging stations and other facilities monitoring, to strengthen the centralized monitoring of distribution networks, optimize the operation control and management, to achieve high reliability, high-quality power supply, reduce the loss of the purpose.
Electricity links. In the smart power grid, the IoT technology is mainly based on intelligent power and interactive technology, and supported by two-way, high-speed, and secure data communication networks. It is used in smart power services, power consumption information collection, and intelligence. Customer service, charging and changing of electric vehicles, smart business halls, demand side management and energy efficiency evaluation, environmental management of green machine rooms and power environment monitoring, etc. to achieve flexible access, plug and play and two-way interaction with customers Improving the reliability of power supply and the efficiency of electricity use, and improving the service level of power supply companies, and providing technical support for the national strategy for energy conservation and emission reduction.
The Internet of Things has plugged into the wings of “informatization†and “automation†for the take-off of a strong smart grid, and has broad prospects for development in this field. In the recently released Twelfth Five-Year Plan of the Internet of Things, a strong smart grid is one of the five industry sectors in the industry that is strongly supported by the smart grid. The State Grid Corporation of China has obtained a series of research and industrialization achievements in the field of the Internet of Things. The China State Electric Power Research Institute, the State Grid Electric Power Research Institute, the State Grid Information and Communication Co., Ltd., and the China Electric Power Technology Equipment Co., Ltd. have established the Internet of Things. The joint project team will carry out the overall design of the company's Internet of Things, strengthen the key, basic, and forward-looking technology research and development of the Internet of Things, increase product promotion, application demonstration, and standards development, and provide all-round support for the construction and development of a strong smart grid.
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