Shulou(Shulou.com)11/24 Report--

CTOnews.com news on December 6, China's first VVER-1200 nuclear power unit ring crane arrived ahead of schedule on December 5, which also means that the manufacture of China's first VVER-1200 nuclear power unit ring crane has been a complete success, and the node target of the third-level progress plan for equipment procurement has been completed ahead of schedule, laying a solid foundation for the full implementation of the follow-up nuclear island installation project.

CNNC said that in the construction of the nuclear power project, the ring crane undertakes the hoisting of the main equipment of the nuclear island and is one of the important equipment to ensure the construction progress of the nuclear island. The ring crane of Tianwan Nuclear Power Plant Unit 7 is the first localization of the VVER-1200 model, which breaks a series of difficult problems such as the complex structure of equipment and the delay of imported accessories.

CTOnews.com Science Popularization: VVER, the Water-Water High Energy reactor (Water-water energetic reactor), was originally developed in Russia before the 1970s as a pressurized water reactor and has been constantly updated with a power output ranging from 70 to 1300 MWe. A 1700 MWe version is currently being developed.

According to public information, the VVER power plant is mainly installed in Russia and the former Soviet Union, but it is also installed in China, Finland, Germany, Hungary, the Czech Republic, Slovakia, Bulgaria, India and Iran. Bangladesh, Egypt, Jordan and Turkey also plan to introduce VVER reactors.

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