The communication requirements of the power generation link of the power system include the power plant dispatch telephone, relay protection information, safety and stability management information system, dispatch automation information, dispatch management information system and other requirements.
The communication requirements of the power system transformation link include the dispatching telephone of the substation, relay protection information, safety and stability management information system, dispatching automation information, dispatching management information system, energy metering system, optical cable automatic monitoring system, lightning positioning system, video monitoring system, etc. need.
The communication requirements of the power system transmission link refer to the information transmission and communication requirements of the online monitoring system of the transmission line, including terminal communication nodes (monitoring devices, mobile equipment, etc.), convergence communication nodes (condition monitoring agent equipment, power supply systems, etc.), and relay communication nodes ( Relay equipment, power supply system, etc.) and communication integrated data network access point for all business communication transmission requirements.
The communication requirements of the power distribution link of the power system include terminal equipment such as 10kV switchyards, ring network units, pole-mounted transformers, box transformers, power distribution rooms, distributed energy systems, micro-grid control systems, electric vehicle charging stations, and 10kV power distribution stations. Communication and transmission requirements of environmental monitoring terminals.
The communication requirements of the power consumption link of the power system include the communication transmission requirements such as the concentrator for collecting the power consumption information and the interactive terminal for the indoor power consumption.
The communication requirements for the dispatching link of the power system include dispatching telephones from the dispatching monitoring center to the dispatching nodes, safety and stability management information systems, dispatching automation information, dispatching management information systems, energy measurement systems, optical cable automatic monitoring systems, lightning positioning systems, and video surveillance System and other requirements.
The management communication requirements of power grid enterprises include the financial management system, material management system, engineering management system, human resource management system, safety production management system, office automation system, power marketing business system and other business communication requirements required by the power grid enterprise management letter.
In order to meet the communication requirements of the above-mentioned power system links and the management information communication needs of power grid enterprises, the unified communication network is called the power communication network.