10 MW High-Temperature Air-Cooled Test Reactor Successfully Connected to the Grid

It was learned from the Ministry of Science and Technology that at the beginning of the new year, China made an important progress in the field of advanced reactors. At 11:11 a.m. on January 7, the key project of the National 863 Program, the 10 MW high-temperature gas-cooled test reactor, was successfully connected to the grid for power generation. It is understood that when the reactor is critically operated, it has received extensive attention from the international nuclear energy community.
Experts of the Nuclear Energy Technology Design and Research Institute of Tsinghua University, which undertook the project, said that the high-temperature gas-cooled reactor is a new generation of advanced reactors with high safety and potential economy. It uses helium as the coolant and adopts all-ceramic spherical fuel elements. The maximum limit temperature of the fuel is 1600 degrees Celsius and the power generation efficiency is high. It can be applied to coal gasification and liquefaction, hydrogen production, petrochemical and other fields. China's future energy system has broad application prospects.
The 10 MW high-temperature gas-cooled test reactor was established in the Nuclear Research Institute of Tsinghua University in December 2000. The hot state commissioning tests of 100 safety-related systems have been completed, including physical, thermal, equipment performance, system operation, and environmental impact. On the other hand, 28 of the important tests were conducted under the supervision of experts from the National Nuclear Safety Administration. According to experts, through the design, construction, critical operation, and grid-connected power generation of this reactor, China has mastered core technologies such as the manufacture of fuel elements for high-temperature gas-cooled reactors, fuel element handling systems, and digital control and protection systems. At the same time, this new type of reactor has been formed. The technology integration system for R&D, design, processing and construction has accumulated valuable experience for China's independent design and construction of advanced reactors.

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