之前有報導提到比利時今年10月的時候，7部核能機組有6部進行歲修
https://news.sina.com.tw/article/20181013/28464264.html
結果電價從每度0.1歐元，直接噴到每度超過0.2歐元
The announcement caused panic within the government and for electricity
suppliers. Prices for November doubled, going from around 100 euros per
megawatt/hour (before Engie Electrabel’s announcement) to more than 200 at
the start of October.
https://goo.gl/x9yG6k