Pumped storage success for Voith in China

Voith Hydro has equipped two full power items (5 and 6) for the Changlongshan pumped storage plant in jap 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 officially put into business operation. It is the world’s first reversible pumped storage unit with a rated pace of 600 r/min and a capacity of 350 MW. There are diaphragm seal put in in whole at the 2.1 GW Changlongshan station located in Zhejiang Province.
Voith says that the efficiency of unit 5 acquired outstanding suggestions from the homeowners and specialists in the industry.
“The knowledge showed 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 successful,” stated Zhang Chengping, mechanical and electrical chief engineer at plant operator the China Three Gorges Group (CTG).
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