| 环境因素对大型结构模态参数的影响 |
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| 引用本文： | 高春,袁正国.环境因素对大型结构模态参数的影响[J].森林工程,2009,25(5):76-78. |
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| 作者姓名： | 高春 袁正国 |
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| 作者单位： | 1. 哈尔滨学院,哈尔滨,150086
2. 东北林业大学,哈尔滨,150040 |
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| 基金项目： | 哈尔滨市科技创新人才研究专项资金项目 |
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| 摘 要： | 分析对大型结构损伤识别产生影响的环境因素及其影响机理,以海洋平台及其所处海洋环境为例,定量分析结构在温度、湿度、附着海洋生物、附连水质量和潮汐等因素改变的情况下结构模态参数的变化。
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| 关 键 词： | 环境因素 大型结构 损伤识别 模态参数 |
Influence of Environmental Factors on Modal Parameters of Large Engineering Structures |
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| Gao Chun,Yuan Zhengguo.Influence of Environmental Factors on Modal Parameters of Large Engineering Structures[J].Forest Engineering,2009,25(5):76-78. |
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| Authors: | Gao Chun Yuan Zhengguo |
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| Institution: | Gao Chun(Harbin University,Harbin 150086),Yuan Zhengguo (Northeast Forestry University,Harbin 150040) |
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| Abstract: | The environmental factors and the mechanism influencing the damage detection of large engineering structures were analysed.Taking the offshore platform and its ocean environment for example,the influence of temperature,humidity,adhesion of marine organisms,added hydrodynamic mass and tide on structural modal properties was analysed quantitatively. |
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| Keywords: | environmental factors large engineering structures damage detection modal parameters |
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