China PVOUT Photovoltaic power potential map (2021)

China XD Group ("West Electric") is a Chinese state-owned manufacturer of electrical equipment. It was established in the month of July in 1959 in Xi'an, China. It has been previously known as, Xi'an Electric, Xi'an XD Group, Xi'an Electric Machinery Manufacturing Company, and Xi'an XD.

China XD Group's products include power generation, power transmission, distribution, transformers, and related electrical equipment.[2]

Business overview

China XD Group is involved in the research, development, design, production, sales, and testing of power transmission, distribution, and control equipment, as well as high-voltage energy transmission and distribution systems.[2]

As of the company's own description, China XD Group has approximately 60 subsidiaries, including 10 medium-sized production enterprises and three research institutions. The company employs about 18,000 people, around 3,000 of which are engineers and technicians.[3]

China XD Group exports its products and technologies to nearly 40 countries and regions, including Germany, the United States of America, Singapore, and Hong Kong.[citation needed]

XD Group's research institutions conduct experimental research on high-voltage, high-current, and large-capacity AC/DC electricity. They are members of the International Electrotechnical Commission (IEC) and the International Conference on Large High Voltage Electric Systems (CIGRE), the specified administrative department of the IEC in China. In response to national projects and economic demands, XD Group has conducted research and introduced technical modifications. The company has developed approximately 1300 products, some of which have received scientific and technical recognition.[citation needed] XD Group holds 260 patents, including two related to computer software copyright.[citation needed]

Products

China XD Group specializes in electrical equipment and systems. Key product categories include:

  • Transformers: Up to 750 kV for power and converter applications.
  • High-voltage reactors: Smoothing and shunt reactors.
  • Switchgear: Gas-insulated (GIS) systems up to 800 kV.
  • Lightning arresters and capacitor voltage transformers.

These products serve high-voltage power networks, supporting national and international infrastructure projects.

Projects

XD Group supplies power transmission and distribution equipment in China and components for national engineering projects, including the first infrastructure in China for 330kV and 550kV DC, 750kV AC, ±100kV DC, ±500kV DC, and ±800kV DC transmission. Additionally, they have contributed to China's first DC power supply network from the northwest to the north, participated in the Three Gorges Project, and supported the west-to-east electricity transmission project. Components like transformers of 750kV, reactors, lightning arresters, capacitor voltage transformers and isolating switches of 800kV have successfully operated in 750kV model projects in northwest China. China's first 800kV double cut-off pot-style breakers have been operated at Yinchuan East Transformer Substation.[4]

XD Group developed technology for AC 1100kV and DC ±800kV components in China, providing equipment such as 1000kV GIS, reactors, capacitor voltage transformers, lightning arresters, ground switches, and insulators for the Mega-Volt (MV) model line “Southeast Shanxi—Nanyang—Jingmen Model Project.” Additionally, the company supplied transformers, valves, capacitors, and lightning arresters for the “Yunnan—Guangzhou” ±800kV High Voltage DC Transmission Project.[citation needed]

Participation in the Belt and Road Initiative

Since the Belt and Road Initiative was proposed in 2013, China XD Group has exported its products and technologies to around 100 countries and regions, supplying equipment for international infrastructure projects.[5] Major projects include:

Southeast Asia

  • Indonesia: Joint venture to produce 500kV power transformers.
  • Philippines: Construction of the MVIP HVDC transmission project.
  • Laos: Completion of the Hongsa power transmission and transformation turn-key project.
  • Malaysia: Transmission line project undertakings.

South Asia

  • Pakistan: Construction of the first ±660kV HVDC transmission line[6][7].

Middle East

  • Saudi Arabia: Equipment supply for the NEOM water electrolysis hydrogen production project.

Central Asia

  • Uzbekistan: Signed EPC contract for the 500kV ring transmission line project.

Africa

Wind Power Projects

In 2013, XD planned to assist Uzbekistan in constructing wind farms as its first major wind power project. A Memorandum of Understanding (MoU) was signed with Uzbekenergo, the country's governing body for energy, to conduct a feasibility study on the establishment of wind farms.[8]

References

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