SINEXCEL's 1725 kW System Powers Major Battery Storage Project in China

In a significant advancement for energy storage solutions, SINEXCEL has successfully completed the grid connection of a major Battery Energy Storage System (BESS) with a capacity of 107.12 MW and 428.48 MWh in Guangyuan, Sichuan Province, China. This project represents a landmark achievement in the commercial and industrial sectors, particularly for the aluminum production industry, as it aims to drastically cut electricity costs through innovative energy management strategies.

Developed for Zhongfu Industrial, a leading aluminum producer, this system is designed to address the substantial energy demands typical of primary aluminum smelting. The aluminum smelting process consumes between 13 and 15 megawatt-hours (MWh) per tonne of aluminum produced, which means that energy costs can represent as much as 40% of total production costs. Moreover, unpredictable power outages can lead to catastrophic losses amounting to millions of yuan due to the freezing of the electrolyte during the production process. Thus, a highly reliable power control system (PCS) becomes essential.

SINEXCEL's BESS is ingeniously designed to tackle these challenges head-on. By storing electrical energy during off-peak hours — when energy prices are lower — and discharging it during peak pricing periods, Zhongfu Industrial can reduce costs significantly, saving approximately 140 yuan per tonne of aluminum produced. This translates to annual savings exceeding 60 million yuan while also cutting CO2 emissions by nearly 52,000 tons each year.

At the core of this transformation are 104 SINEXCEL PCS units, each with a capacity of 1725 kW, combined with 5 MWh battery containers arranged in a highly efficient direct current coupling architecture. These units are optimized for low operational power and longevity, catering to the demanding conditions found in industrial settings. With millisecond response times, they ensure an uninterrupted backup power supply during network anomalies, preventing costly production halts.

Additionally, with maximum efficiency rated at 98.5%, the system promises substantial long-term energy savings. Its IP54 protection rating shields the equipment from high-dust environments characteristic of the smelting process, which in turn helps avoid the accelerated aging often faced by conventional systems. The 1725 kW PCS has received multiple international certifications, including CE, VDE 4110/4120, and EN 50549, aiding its acceptance in various global markets, including the USA, Australia, Japan, and Thailand. SINEXCEL has surpassed the milestone of 1 GW of cumulative shipments worldwide.

SINEXCEL is not just making waves in aluminum production; it has demonstrated versatility across diverse contexts — from powering the largest grid-connected wind-storage integration in Latvia to enabling this high-stakes industrial facility in China. With operations spanning over 60 countries and an accumulated installed capacity exceeding 17 GW and 50 GWh worldwide, SINEXCEL is poised to continue delivering high-performance hardware and extensive financing possibilities for industrial and utility projects globally.

Founded in 2007, SINEXCEL has emerged as a pioneering force in energy storage solutions, electric vehicle charging technologies, and power quality management. With 17 GW of installed storage, 200,000 DC chargers for electric vehicles, and nearly 20 million amperes of active harmonic filters deployed, the company actively collaborates with industry leaders to drive energy independence and innovation into the future.

Topics Energy)

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