The HVDC Three Gorges – Changzhou is an long bipolar
HVDC
A high-voltage direct current (HVDC) electric power transmission system uses direct current (DC) for electric power transmission, in contrast with the more common alternating current (AC) transmission systems. Most HVDC links use voltages betwe ...
transmission line in
China
China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...
for the transmission of electric power from the
Three Gorges
The Three Gorges () are three adjacent and sequential gorges along the middle reaches of the Yangtze River path, in the hinterland of the People's Republic of China. With a subtropical monsoon climate, they are known for their scenery.
The T ...
power plant to the area of
Changzhou
Changzhou is a prefecture-level city in southern Jiangsu, China. It was previously known as Yanling, Lanling, and Jinling. Located on the southern bank of the Yangtze River, Changzhou borders the provincial capital of Nanjing to the west, Zhen ...
.
The transmission line went into service in 2004. It runs from the static
inverter station,
Longquan
Longquan () is a county-level city and former county under the administration of the prefecture-level city of Lishui in southwestern Zhejiang Province, China, located on the upper reaches of the Ou River and bordering Fujian province to the sout ...
, away from the Three Gorges
power plant
A power station, also referred to as a power plant and sometimes generating station or generating plant, is an industrial facility for the electricity generation, generation of electric power. Power stations are generally connected to an electr ...
to the static inverter plant, Zhengping, near Changzhou. The HVDC Three Gorges-Changzhou is a
bipolar 500
kV powerline with a maximum
transmission power rating of 3,000
megawatt
The watt (symbol: W) is the unit of Power (physics), power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantification (science), quantify the rate of Work ...
s.
A part of the line is the
Yangtze River Crossing Wuhu over Yangtze River using tall
pylons.
The electrode at Chujiahu is also used by HVDC Hubei - Shanghai for grounding.
Sites
External links
ABB Three Gorges - Guangdong
Electric power infrastructure in China
HVDC transmission lines
Energy infrastructure completed in 2004
2004 establishments in China
Three Gorges Dam
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