Tag: merging unit
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What’s different between a MU and a PIU?
Continuing to share my learning from attending CIGRE 2024 B5 discussions and reading the latest papers on digital substation… A Process Interface Unit (PIU) and a Merging Unit (MU) are components used in digital substations based on the IEC 61850 standard. They have different roles and levels of complexity, primarily focusing on interfacing with the…
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What’s new in Digital Protection
At CIGRE 2024, I attended the B5 Study Committee on Protection and Automation and read most of the papers submitted. Here is a summary of my findings on what’s new. The papers submitted to the B5 committee reveal several key trends and findings related to advancements in digital substations, process bus technologies, centralization, and virtualization.…