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基于多随机变量风险约束的水电站长期优化调度
  • 期刊名称:水电能源科学.25(4).123-125,2007.(中文核心)(第一基金)
  • 时间:0
  • 分类:TV697.11[水利工程—水利水电工程]
  • 作者机构:[1]上海交通大学电子信息与电气工程学院,上海200030
  • 相关基金:国家自然科学基金重点资助项目(50539140).
  • 相关项目:市场条件下流域梯级水电能源联合优化运行和管理的先进理论与方法
中文摘要:

针对市场环境下水电站如何综合考虑电价和来水等不确定性因素下的优化调度是当前研究的热点和难点,建立了考虑电价和来水等不确定性因素的风险约束水电站长期优化调度模型.根据此模型发电商可方便地在预期的目标收益和风险之间进行权衡,达到以较小的风险获得较大的收益的目的.以二滩电厂实算为例,表明了该模型的有效性.

英文摘要:

In power market ,the optimal dispatch issue considering the power price and the water inflow has become more and more popular. This paper developed a long-term optimization model basing on the power price and water inflow uncertainty factors. The model firstly adds the punishment factor to the expected risk. Then,we add the risk constraint to maximize the benefit and minimize the risk. According to this model ,the electricity supplier can choose between expected benefit objective and the expected risk to achieve less risk and more benefit. This paper takes the Ertan Hydroelectric Power Station as an example and the results showed the model is effective.

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