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±800 kV换流站造价结构及投资水平分析

Analysis on Cost Structure and Investment Level of ±800 kV Converter Stations

  • 摘要:
      目的  研究±800 kV换流站的投资特点,为今后的±800 kV特高压换流站工程建设在工程造价领域积累经验并提供指导。
      方法  收集已投产的±800 kV换流站工程施工图设计工程量和预结算等数据,采用统计分析法和费用构成分析法等对换流站工程造价中涉及的各项费用进行分析。
      结果  给出了±800 kV换流站工程的造价构成及投资水平,并对投资水平的趋势进行了判断。
      结论  ±800 kV换流站单位容量造价指标在65万元/MW~97万元/MW之间,造价构成比例从高到低依次为设备购置费、其它费用、建筑工程费、安装工程费,其中安装工程费和其他费用占比相对稳定,设备购置费占比下降,建筑工程费占比上升,总体投资水平呈下降趋势。

     

    Abstract: [Introduction] The paper aims to study on the investment features of ±800 kV Converter Stations and provide guidance for the future constructions of ±800 kV Converter Stations in the field of project cost.
      Method  By collecting data of design quantities,project budgets and project settlements of ±800 kV converter stations, we analyzed the costs of ±800kV converter stations by statistical analysis method and cost composition method.
      Result  The construction cost and investment level of ±800 kV converter stations is given, and the trend of investment level is judged.
      Conclusion  The cost of ±800 kV converter stations per MW is between 0.65~0.97 milion RMB, the componet ratio, arranged from high to low as: equipment procurement cost, other cost, construction cost and installation cost. Moreover, installation cost and other cost are relatively stable, equipment procurement cost is downward, and construction cost is rising. The overall investment level shows a downward trend.

     

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