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钢铁企业自发电与外购国家电网电之间的经济利益

DOI: 10.3969/j.issn.1005-3026.2015.07.015, PP. 980-984

Keywords: 钢铁联合企业,自发电,国家电网,经济运营模型,最优生产计划

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Abstract:

针对当前钢铁联合企业自产电和国家电网价格之间的关系,利用经济规划方法建立了基于自发电的最优经济运营模型.通过求解企业利润最大的目标函数,并讨论分析在国家电网峰、谷、平时电价企业的最优生产计划.最优结果显示,企业利润的高低主要与购入电力转售后的单位利润贡献率、自供电的单位利润率及其上网的售电量有关系.鼓励企业在谷价时尽量外购电,少发电;而在峰价时,尽量自发电,少外购电,富余的电上网销售.

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