超临界机组是指主蒸汽压力大于水的临界压力22.12兆帕的机组,而亚临界机组通常指出口压力在15.7~19.6兆帕的机组。习惯上,又将超临界机组分为两个层次:一是常规超临界参数机组,其主蒸汽压力一般为24兆帕左右,主蒸汽和再热蒸汽温度为540~560℃;二是超超临界机组,其主蒸汽压力为25~35兆帕及以上,主蒸汽和再热蒸汽温度一般580℃以上。
钢铁材料技术是保证超超临界火电机组和百万千瓦核电机组建设顺利进行的最重要基础之一。
Further, steel technology is one of the most imperative fundamentals to ensure the development and construction of USC fossil fired power plants and advanced nuclear power plants.
本文介绍了迄今我国在超超临界火电机组和百万千瓦核电机组用钢方面的研发进展和取得的成就,并与国外同类技术的研发水平进行了对比。
This paper briefly introduced the state-of-the-art and achievement of steel technology used for USC fossil fired power plants and advanced nuclear power plants in China so far.
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