电力系统转型规划:面向长期优化的行业对齐框架
Power System Transition Planning: An Industry-Aligned Framework for Long-Term Optimization
AI总结:
本文提出Power System Transition Planning优化问题及行业对齐框架,通过大规模多阶段随机规划建模,结合Stochastic Dual Dynamic Programming与高性能计算实现长期电力系统转型的可处理优化。
摘要:
本工作引入了Power System Transition Planning优化问题类别。其旨在将电力系统高效转变为零排放网络。与同类工作不同,本文提出的框架广泛适用于行业的决策过程。它定义了适合领域的功能边界,聚焦于电力系统的经济效率。即在决策空间中施加广泛的规划因素的同时,该模型保持了不确定性下传统电力系统规划的结构和深度,这导致了大规模多阶段随机规划公式,在现实案例中遇到不可处理性。因此,该框架同时调用高性能计算默认主义。在此全面阐述中,我们提出了一个指导模型,将其范围与现有公式进行比较,并由一个详细的问题示例支持,展示了在小型测试案例中获得的解决方案的分析价值。然后,通过解决基于与Alberta电力系统长期规划研究实践一致的现实规划构建的广泛测试案例,证明了该框架在现实应用中的可行性。该框架采用Stochastic Dual Dynamic Programming作为分解方法以实现可处理性,并利用High-Performance Computing和并行计算。
英文摘要:
This work introduces the category of Power System Transition Planning optimization problem. It aims to shift power systems to emissions-free networks efficiently. Unlike comparable work, the framework presented here broadly applies to the industry's decision-making process. It defines a field-appropriate functional boundary focused on the economic efficiency of power systems. Namely, while imposing a wide range of planning factors in the decision space, the model maintains the structure and depth of conventional power system planning under uncertainty, which leads to a large-scale multistage stochastic programming formulation that encounters intractability in real-life cases. Thus, the framework simultaneously invokes high-performance computing defaultism. In this comprehensive exposition, we present a guideline model, comparing its scope to existing formulations, supported by a fully detailed example problem, showcasing the analytical value of the solution gained in a small test case. Then, the framework's viability for realistic applications is demonstrated by solving an extensive test case based on a realistic planning construct consistent with Alberta's power system practices for long-term planning studies. The framework resorts to Stochastic Dual Dynamic Programming as a decomposition method to achieve tractability, leveraging High-Performance Computing and parallel computation.
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