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A1 500kV输电线路工程指标

Tab.A1 Engineering quantity statistics of 500kV engineering

年份 土石方量 /(m3/基) 基础混凝土量 /(m3/基) 塔材量 /(t/km) 线材量 /(t/km) 塔材单价 /(元/t) 线材单价 /(元/t) 建场费 /(万元/km) 2005 303.83 35.37 43.58 14.96 6 438 18 107 12.17 2006 311.96 38.06 46.3 15.18 6 649 17 401 12.9 2007 202.39 24.61 38.87 15.2 7 363 23 648 13.73 2008 483.9 49.95 56.31 16.41 6 800 16 800 14.02 2009 525.8 88.53 78.43 16.69 9 083 17 751 16.7 2010 683.4 96.51 98.17 16.48 7 480 16 132 18.99 2011 659.05 75.55 143.34 17.75 7 100 16 066 26.7 2012 822 168.62 141.51 26.47 7 800 17 750 23.51 2013 557.67 59.28 77.09 14.46 6 419 16 800 44.03