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汽轮机转子钢热脆化的电化学研究
引用本文:张胜寒,丁兆勇,王秀梅. 汽轮机转子钢热脆化的电化学研究[J]. 电力科学与工程, 2007, 23(2): 34-36
作者姓名:张胜寒  丁兆勇  王秀梅
作者单位:华北电力大学,环境科学与工程学院,河北,保定,071003;华北电力大学,能源与动力工程学院,河北,保定,071003
摘    要:采用恒电位脉冲技术对转子钢的敏化进行检测,并与传统的动电位阳极极化法进行了比较。检测结果显示使用恒电位脉冲法实验后的电极未发现明显的孔蚀现象,从而保证了检测方法的准确性;而且恒电位脉冲法具有测定速度快、对试样损伤小,测定结果更准确等特点。

关 键 词:汽轮机转子  恒电位脉冲技术  动电位阳极极化法  热脆化  多元线性回归
收稿时间:2007-03-12
修稿时间:2007-03-12

Electrochemistry Study for Hot Embrittle of Steam Turbine Rotor Steel
ZHANG Sheng-han,DING Zhao-yong,WANG Xiu-mei. Electrochemistry Study for Hot Embrittle of Steam Turbine Rotor Steel[J]. Power Science and Engineering, 2007, 23(2): 34-36
Authors:ZHANG Sheng-han  DING Zhao-yong  WANG Xiu-mei
Affiliation:1. School of Environmental Science and Engineering, North China Electric Power University, Baoding 071003, China; 2. School of Energy and Power Engineering, North China Electric Power University, Baoding 071003, China
Abstract:Using potentiostatic pulse technique (PPT),the sensitization of steam turbine rotor stainless steel was detected in this paper.The detecting result was compared with electrochemical anode polarization technique (EAP). Due to many rotor stainless steels are highly sensitized,pitting happened when adopting EAP experiment, unavoidably that the outcome is inaccurate.But using PPT,we can get a perfect result.
Keywords:steam turbine rotor  potentiostatic pulse technique  electrochemical anode polarization  hot embrittle  multiple linear regression analysis
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