steam vessel

The major aging problems in a PWR plant and their assessment technologies were summarized as the radiation embrittlement of reactor pressure vessel materials, thermal aging of cast stainless steel, stress corrosion cracking of steam generator tubing and metal fatigue in primary circuit of a PWR plant.

主要的老化机理有反应堆压力容器的辐照脆化、铸造不锈钢的热老化、蒸汽发生器传热管的应力腐蚀开裂和金属疲劳。因而可能是一种潜在的辐射防护剂。

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Stress Analysis of Steam Expanding Vessel and Tangential Pipe

蒸汽扩容器切向接管应力分析研究

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Integrated intermediate heat exchanger ( IHX) and steam generator ( SG) can decrease a pressure vessel and a hot gas duct, as well, increase safety features and economy features.

中间换热器和蒸汽发生器一体化设计，减少了一个壳体和一个热气导管，提高了安全性和经济性。

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If engineers are unable to cool a damaged fuel core, enriched uranium can melt into a pool of radioactive lava. The meltdown can burn its way out of the containment vessel or send radioactive steam out through cracks in the system.

如果工程师们无法成功冷却受损燃料核心，浓缩铀会像一滩具有放射性的熔岩，烧穿安全壳，或者让具有放射性的水蒸气从系统裂缝流入外界。

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Once of the design aspects to improve reactor safety is the integration of the steam generators ( SG) and all the reactor components including pressurizer into the vessel.

一体化压水堆的设计是将蒸汽发生器及稳压器等一回路所有部件都放入压力容器内，以提高安全性。

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