Pumped storage success for Voith in China

ไดอะแฟรม has equipped two complete energy items (5 and 6) for the Changlongshan pumped storage plant in japanese China.
A bird’s eye view of Changlongshan pumped storage plant – Image courtesy of Voith.
Earlier this month, unit 5 successfully passed a 15-day trial operation and was formally put into industrial operation. It is the world’s first reversible pumped storage unit with a rated speed of 600 r/min and a capacity of 350 MW. There are six units put in in total at the 2.1 GW Changlongshan station situated in Zhejiang Province.
Voith says that the performance of unit 5 obtained excellent suggestions from the house owners and specialists in the trade.
“The information confirmed that the unit meets our excellence criteria and thereby proves that the engineering, manufacturing, set up and commissioning of the world’s first 600 r/min with 350 MW unit was profitable,” stated Zhang Chengping, mechanical and electrical chief engineer at plant operator the China Three Gorges Group (CTG).
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