Zhejiang's $4.2B UHV AC Ring Network Project Boosts Copper Demand and Clean Energy Absorption Capacity

Published: Apr 29, 2026 09:40

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【SMM Copper News Flash】On April 28, the Zhejiang UHV AC ring network project, with a total investment of 29.3 billion yuan, officially commenced construction. The project will build three new UHV substations in Jiaxing, Ningshao, and Wenzhou, expand the Liandu substation, and add 508 kilometers of double-circuit lines, upgrading Zhejiang's power grid from a "T"-shaped configuration to a complete ring network, enabling the absorption of over 57 billion kWh of clean energy annually. The project will adopt core equipment such as 1000 kV high-impedance transformers and low-noise reactors.

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