【日本KNIC新闻速报2000年7月11日报道】 日本大饭核电站2号机组(压水堆,额定功率为1175 MW),2回路3B汽水分离加热器第二段排放容器的人孔下部于7月7日9时50分左右发生了蒸汽泄漏。因此,从当日11时15分开始到13时,电功率下降到额定功率的65%。不过,此事故没有对环境造成辐射影 【Japan KNIC News Alert July 11, 2000 reported】 Japan’s Daewoo Nuclear Power Plant Unit 2 (PWR, rated at 1175 MW), the second loop 3B separator water separators heel discharge lower part of the manhole at At 0950 hours on July 7, a steam leak occurred. Therefore, from 11:15 on the very day to 13:00, the electric power dropped to 65% of the rated power. However, this incident did not cause any environmental impact