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核电站结构材料的锌离子注入电化学研究

张胜寒 檀玉 梁可心

电化学2011,Vol.17Issue(2):212-216,5.
电化学2011,Vol.17Issue(2):212-216,5.

核电站结构材料的锌离子注入电化学研究

Electrochemical Studies of Zinc Injection into the Structure Materials of Nuclear Power Plants

张胜寒 1檀玉 1梁可心1

作者信息

  • 1. 华北电力大学环境科学与工程学院,河北保定071000
  • 折叠

摘要

Abstract

The electrochemical and semiconductor characters of oxide films formed on 304L,316L stainless steels and alloy 600 in high temperature water with zinc addition were studied. Stress corrosion cracking and occupational radiation can be retarded effectively by zinc injection to the primary circuit of pressurized water reactor (PWR). The semiconductor characters of the materials formed by zinc injection were analyzed by Mott-Schottky curves. The surface morphology and components of the corrosion oxide layers were examined and detected by scanning electron microscopy (SEM) and X-ray photoelectron spectroscopy (XPS). The results reveal that the smaller crystals and the complex Zn-Cr-Ni-Fe oxide were formed by zinc addition into the high temperature water. Zinc injection is a useful method to enhance the anti-corrosion ability of materials and change the semiconductor character of oxide films formed in Fe/Ni base alloys.

关键词

锌离子注入/高温水/结构材料/氧化膜/半导体性质

Key words

zinc addition/ high temperature water/ structure material/ oxide film/ semiconductor character

分类

信息技术与安全科学

引用本文复制引用

张胜寒,檀玉,梁可心..核电站结构材料的锌离子注入电化学研究[J].电化学,2011,17(2):212-216,5.

基金项目

国家自然科学基金(50971059),中央高校基本科研业务费专项资金(10QX42)资助 (50971059)

电化学

OA北大核心CSCDCSTPCD

1006-3471

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