小浪底工程三条尾水渠出口根据黄河的特点,为防止泄洪时泥沙倒灌,设计了六套防淤闸门。4号闸门最后安装,门体提升时,发现门体向右偏移了13mm,严重超出规范要求。根据实际情况,最终采取换前支臂利用前端板和门体重新进行拼装的方案,突破正常的安装方法进行事故处理,确保了首台机组发电前的冲水试验。 Xiaolangdi project three tailings outlet According to the characteristics of the Yellow River, in order to prevent sediment discharge flood discharge, designed six anti-silt gate. Gate 4, the last installation, the door to enhance the door was found to shift to the right 13mm, seriously beyond the norms. According to the actual situation, the final take the front arm and the use of front-end panels and doors to re-assembly program to break through the normal installation of the accident handling to ensure that the first unit before the flushing test power generation.