Bulb Turbines & Generators - Andritz AG - Pumps Division - #19

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Da Yuan Du China
as well as commissioning of the electro­mechanical equipment:
• Four Bulb turbines including electronic-hydraulic speed governors of the digital type
• Four three-phase Bulb generators including excitation system
• 10.5 kV generator switchgear
• Main transformers
• Unit protection system
• Power plant supervisory control system
• SF6 circuit breakers and 110 kV cables
• Cabling
The project was completed in November 1999.
The Da Yuan Du hydropower sta­tion, located on the Jiuliandeng, main
stream of the Xiangjiang River, Hunan Province, China, is part of the second-stage of the Xiangjiang Navigation Multi-purpose Project.
In 1996 VA TECH HYDRO was awarded a contract to supply four Bulbturbine/ Gen­erator units with a total installed capacity of 120 MW and annual energy of 556.5 GWh. The scope of supply included engineering, manufacturing and installation supervision
Technical data:
Output:
31.3 MW / 33.4
MVA
Voltage:
10.5
kV
Head:
11.2
m
Speed:
65.2
rpm
Runner diameter:
7,500
mm
Stator diameter:
9,000
mm
19 "*V

pageCatalog pdf di En 2012-05-19-08