What is IEC 61850-9-2:2015?

The IEC 61850-9-2:2015 standard is a technical specification that defines the use of sampled values (SV) and generic object-oriented substation event (GOOSE) messages for real-time communication between intelligent electronic devices (IEDs) in electrical substations. This standard provides a framework for achieving seamless interoperability and efficient information exchange in power systems.

Key Features of IEC 61850-9-2:2015

IEC 61850-9-2:2015 uses the concept of layered services to transmit sampled values and GOOSE messages over Ethernet networks. One of its key features is the ability to provide high-speed data communication, allowing faster response times in critical applications such as protection relay operations. Furthermore, this standard enables the integration of various devices from different manufacturers, ensuring compatibility and widespread adoption.

Benefits and Applications

The adoption of IEC 61850-9-2:2015 offers several benefits to the power industry. Firstly, it simplifies the design, installation, and maintenance processes of substation automation systems, leading to cost savings and increased operational efficiency. Secondly, it provides improved interoperability, enabling seamless communication between devices regardless of their manufacturer or location. Additionally, this standard allows for better coordination and response in protection schemes, enhancing the overall reliability and security of the power grid.

In terms of applications, the IEC 61850-9-2:2015 standard is particularly useful in wide-area monitoring, protection, and control systems. It supports the deployment of advanced technologies like synchrophasors, which provide highly accurate time-synchronized measurements across multiple substations. This enables utilities to make informed decisions and take effective actions in real-time, improving grid stability and power quality.

Conclusion

IEC 61850-9-2:2015 is a crucial standard for the modernization of the power industry. By facilitating efficient communication between intelligent electronic devices, it contributes to the development of smarter, more reliable electrical substations. The increased interoperability and functionality provided by this standard enable utilities to optimize their operations, enhance situational awareness, and respond effectively to changing conditions. As the power sector continues to evolve, IEC 61850-9-2:2015 serves as a foundation for advanced technologies and innovation, ensuring a sustainable and resilient energy future.