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​Safe and Reliable Operation of Nuclear Power Plants

Updated:2021-12-26 | By:The Academy of Contemporary China and World Studies

Safe and Reliable Operation of Nuclear Power Plants 

As of December 31, 2020, there were 49 units in operation on the Chinese mainland. They have been operating safely and reliably for 407 reactor years, with a good safety record. No operational events rated at level 2 or above on the International Nuclear and Radiological Event Scale have ever occurred. The radioactive effluents from the nuclear power plants in operation are far below the limits specified by the state, and the absorbed dose rate in air is within the range of local background radiation levels. Environmental monitoring shows that there has been no significant change in the ambient radiation levels around the nuclear power plants compared with pre-construction levels. In the comprehensive ranking of similar units by the World Association of Nuclear Operators (WANO) in recent years, operating units in China have performed above the world median on more than 80 percent of the indicators, and have been at the top level on more than 70 percent of the indicators. In 2020, 28 operating units earned full marks in the WANO composite index, tied for first place with 55 other units in the world. 

核电机组安全稳定运行

截至 2020年 12月 31日,中国大陆在运核电机组 49台,安全稳定运行 407堆年,未发生过 2级及以上运行事件,保持良好的安全记录。所有在运核电厂放射性流出物的排放量远低于国家标准限值,环境空气吸收剂量率控制在当地本底辐射水平涨落范围内。环境监测表明,核电厂周围环境辐射水平与建设前相比无明显变化。在近年世界核电运营者协会( WANO)同类机组综合排名中, 80%以上指标优于世界中值水平,70%以上指标达到世界先进值。 2020年,28台运行核电机组 WANO综合指数满分,与世界其他 55台核电机组并列第一。

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