量子电压互感器

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南方电网首台量子电压互感器挂网运行
Zhong Guo Dian Li Bao· 2025-09-19 07:29
Core Viewpoint - The successful installation and operation of the first wide-band quantum voltage transformer by Southern Power Grid marks a significant advancement in power measurement technology, addressing challenges in measuring high-frequency voltages in new power systems [1] Group 1: Technology Advancement - The quantum voltage transformer utilizes Rydberg atom-based electric field measurement technology, overcoming traditional transformer frequency limitations [1] - It achieves a measurement accuracy of 0.2 class across a wide frequency range of 0 to 20 kHz, effectively solving the issue of inaccurate voltage measurement at frequencies of 2.5 kHz and above [1] Group 2: Collaborative Efforts - The Zunyi Power Supply Bureau's "Changqiang Innovation Studio" played a leading role in initiating the trial operation of the new quantum voltage transformer, collaborating closely with researchers from Southern Power Grid Scientific Research Institute and Chongqing University [1] - The team designed the product structure, developed data testing plans, and addressed on-site construction challenges, completing the installation and operation in one and a half months [1]