基于因子分析的输电线路造价的影响因素研究

刘琰,耿庆申,王宁宁,刘巍,尹彦涛

Study of the Factors Influencing of the Transmission Line Cost Based on Factor Analysis

Yan Liu,Qingshen Geng,Ningning Wang,Wei Liu,Yantao Yin

表B2 110kV输电线路工程特征根与方差贡献率表

Tab.B2 Characteristic root and variance contribution rate of 110kV engineering

因子序号 初始特征值 旋转后的因子提取结果 特征值 方差贡献率 累计方差贡献率 特征值 方差贡献率 累计方差贡献率 1 3.837 54.816 54.816 3.567 50.958 50.958 2 1.952 27.883 82.700 2.222 31.742 82.700 3 0.707 10.099 92.799 4 0.321 4.588 97.387 5 0.114 1.627 99.014 6 0.045 0.642 99.656 7 0.024 0.344 100.000