Voith Hydro has provided two full energy models (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 diaphragm seal , unit 5 successfully handed a 15-day trial operation and was officially put into business operation. It is the world’s first reversible pumped storage unit with a rated velocity of 600 r/min and a capability of 350 MW. There are six models installed in total on the 2.1 GW Changlongshan station situated in Zhejiang Province.
Voith says that the efficiency of unit 5 received excellent feedback from the house owners and consultants in the industry.
“The data showed that the unit meets our excellence standards and thereby proves that the engineering, manufacturing, installation and commissioning of the world’s first 600 r/min with 350 MW unit was profitable,” said Zhang Chengping, mechanical and electrical chief engineer at plant operator the China Three Gorges Group (CTG).
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