On October 10 (local time), the Santou Railway Station microgrid project in Guinea, undertaken by Sany Silicon Energy, successfully completed power transmission commissioning and officially went into operation, achieving coordinated solar-storage functionality and full-load green power supply. As the final piece of Guinea's first batch of microgrid projects in mining areas (comprising three sub-projects with a total installed capacity of 7MWp of photovoltaic (PV) power and 21MWh of energy storage), this project signifies that the local clean energy layout has entered a new stage of sustainable and highly resilient power supply.

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The project employs a composite architecture of "2MWp of PV power + 6MWh of energy storage + diesel generator backup." Given the characteristics of the station area, which features four dispersed load lines and a large power supply radius, a microgrid system with multiple access points and intelligent scheduling has been constructed. The annual PV power generation is approximately 4 million kWh. The energy storage system provides critical grid-forming support and ensures smooth output of green electricity, while the diesel generator serves as a backup. Together, they form a three-tier power supply network of "main - storage - backup," effectively addressing the management challenges posed by dispersed loads and providing a precise solution tailored to the complex power consumption scenarios at the railway station.


Under the overall leadership of Dai Qinghua, Chairman of Sany Silicon Energy, the project team upheld the spirit of "overcoming difficulties and working collaboratively," successfully overcoming challenges such as dispersed project sites and high integration complexity. This ensured the orderly connection and overall delivery of the Santou Railway Station project with the preceding sub-projects. The practical experience gained in this project in terms of decentralized load scheduling, multi-energy coordinated control, and project cluster management serves as a replicable and推广 (promotable) model for energy construction in transportation infrastructure across Guinea and even the West African region.


Looking ahead, Sany Silicon Energy will continue to provide robust operation and maintenance support for the project and optimize system operation strategies to ensure long-term and stable power supply for the Santou Railway Station microgrid. At the same time, taking the full operation of this project as an opportunity, the company will further deepen its clean energy cooperation in Guinea and the West African region, assisting more areas in achieving their green and low-carbon energy transition goals.


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