To better reduce the carbon emissions of a park-integrated energy system(PIES),optimize the comprehensive operating cost,and smooth the load curve,a source-load flexible response model based on the comprehensive evalu...To better reduce the carbon emissions of a park-integrated energy system(PIES),optimize the comprehensive operating cost,and smooth the load curve,a source-load flexible response model based on the comprehensive evaluation index is proposed.Firstly,a source-load flexible response model is proposed under the stepped carbon trading mechanism;the organic Rankine cycle is introduced into the source-side to construct a flexible response model with traditional combined heat and power(CHP)unit and electric boiler to realize the flexible response of CHP to load;and the load-side categorizes loads into transferable,interruptible,and substitutable loads according to the load characteristics and establishes a comprehensive demand response model.Secondly,the analytic network process(ANP)considers the linkages between indicators and allows decision-makers to consider the interactions of elements in a complex dynamic system,resulting in more realistic indicator assignment values.Considering the economy,energy efficiency,and environment,the PIES optimization operation model based on the ANP comprehensive evaluation index is constructed to optimize the system operation comprehensively.Finally,the CPLEX solver inMATLABwas employed to solve the problem.The results of the example showthat the source-load flexible response model proposed in this paper reduces the operating cost of the system by 29.90%,improves the comprehensive utilization rate by 15.00%,and reduces the carbon emission by 26.98%,which effectively enhances the system’s economy and low carbon,and the comprehensive evaluation index based on the ANP reaches 0.95,which takes into account the economy,energy efficiency,and the environment,and is more superior than the single evaluation index.展开更多
农机化经过多年的快速发展,迫切需要通过高质量发展实现转型升级。农机化高质量发展评价指标体系的构建将有助于对农机化发展水平现状进行评价,引导农机化高质量发展。基于高质量发展理论和农机化发展内涵,论文构建了包含创新驱动、协...农机化经过多年的快速发展,迫切需要通过高质量发展实现转型升级。农机化高质量发展评价指标体系的构建将有助于对农机化发展水平现状进行评价,引导农机化高质量发展。基于高质量发展理论和农机化发展内涵,论文构建了包含创新驱动、协调优化、质量效率、绿色持续、效益贡献5个二级指标和26个三级指标的区域农机化高质量发展水平评价指标体系,选择江苏省苏州市太仓市、南通市通州区和盐城市建湖县作为评价区域,采用层次分析法和CRITIC法(Criteria Importance Though Inter-Criteria Correlation,CRITIC)确定权重,对评价指标体系进行实证检验。计算结果显示,建湖县和通州区的综合评价值在0.5左右,处于合格等级附近,太仓市处于中等偏上水平的0.7左右。实证研究表明,该指标体系可以应用于区域农机化高质量发展水平评价,评价结果可以作为区域农机化高质量发展政策制定的参考依据。各地区应该用高质量发展理念,对标找差,补短强弱,提升农机化发展的针对性。展开更多
文摘To better reduce the carbon emissions of a park-integrated energy system(PIES),optimize the comprehensive operating cost,and smooth the load curve,a source-load flexible response model based on the comprehensive evaluation index is proposed.Firstly,a source-load flexible response model is proposed under the stepped carbon trading mechanism;the organic Rankine cycle is introduced into the source-side to construct a flexible response model with traditional combined heat and power(CHP)unit and electric boiler to realize the flexible response of CHP to load;and the load-side categorizes loads into transferable,interruptible,and substitutable loads according to the load characteristics and establishes a comprehensive demand response model.Secondly,the analytic network process(ANP)considers the linkages between indicators and allows decision-makers to consider the interactions of elements in a complex dynamic system,resulting in more realistic indicator assignment values.Considering the economy,energy efficiency,and environment,the PIES optimization operation model based on the ANP comprehensive evaluation index is constructed to optimize the system operation comprehensively.Finally,the CPLEX solver inMATLABwas employed to solve the problem.The results of the example showthat the source-load flexible response model proposed in this paper reduces the operating cost of the system by 29.90%,improves the comprehensive utilization rate by 15.00%,and reduces the carbon emission by 26.98%,which effectively enhances the system’s economy and low carbon,and the comprehensive evaluation index based on the ANP reaches 0.95,which takes into account the economy,energy efficiency,and the environment,and is more superior than the single evaluation index.
文摘农机化经过多年的快速发展,迫切需要通过高质量发展实现转型升级。农机化高质量发展评价指标体系的构建将有助于对农机化发展水平现状进行评价,引导农机化高质量发展。基于高质量发展理论和农机化发展内涵,论文构建了包含创新驱动、协调优化、质量效率、绿色持续、效益贡献5个二级指标和26个三级指标的区域农机化高质量发展水平评价指标体系,选择江苏省苏州市太仓市、南通市通州区和盐城市建湖县作为评价区域,采用层次分析法和CRITIC法(Criteria Importance Though Inter-Criteria Correlation,CRITIC)确定权重,对评价指标体系进行实证检验。计算结果显示,建湖县和通州区的综合评价值在0.5左右,处于合格等级附近,太仓市处于中等偏上水平的0.7左右。实证研究表明,该指标体系可以应用于区域农机化高质量发展水平评价,评价结果可以作为区域农机化高质量发展政策制定的参考依据。各地区应该用高质量发展理念,对标找差,补短强弱,提升农机化发展的针对性。