In a system of systems(SoS),resilience is an important factor in maintaining the functionality,stability,and enhancing the operation effectiveness.From the perspective of resilience,this paper studies the importance o...In a system of systems(SoS),resilience is an important factor in maintaining the functionality,stability,and enhancing the operation effectiveness.From the perspective of resilience,this paper studies the importance of the SoS,and a resilience-based importance measure analysis is conducted to provide suggestions in the design and optimization of the structure of the SoS.In this paper,the components of the SoS are simplified as four kinds of network nodes:sensor,decision point,influencer,and target.In this networked SoS,the number of operation loops is used as the performance indicator,and an approximate algorithm,which is based on eigenvalue of the adjacency matrix,is proposed to calculate the number of operation loops.In order to understand the performance change of the SoS during the attack and defense process in the operations,an integral resilience model is proposed to depict the resilience of the SoS.From different perspectives of enhancing the resilience,different measures,parameters and the corresponding algorithms for the resilience importance of components are proposed.Finally,a case study on an SoS is conducted to verify the validity of the network modelling and the resiliencebased importance analysis method.展开更多
随着能源互联网建设推进,含能量枢纽和高比例风电主动配电网与输电网交互更加紧密,输配全局潮流计算面临新挑战。该文基于体系(system of systems,SoS)概念,定义输电网和其接入的多个主动配电网为既独立又交互的体系系统,考虑含随机模...随着能源互联网建设推进,含能量枢纽和高比例风电主动配电网与输电网交互更加紧密,输配全局潮流计算面临新挑战。该文基于体系(system of systems,SoS)概念,定义输电网和其接入的多个主动配电网为既独立又交互的体系系统,考虑含随机模糊性风电能量枢纽与配电网有功功率双向交互,获取主动配电网与输电网交互状态;进一步考虑输电网规模化风电接入和配网负荷三相不平衡,建立含风电和能量枢纽等的多能耦合三相不平衡主动配电网与输电网交互全局随机模糊潮流So S模型;提出结合随机模糊模拟、输配交互状态、前推回代和牛顿拉夫逊法的模型并行求解算法。改进的IEEE39节点输电网和IEEE33节点配电网算例仿真结果表明文中方法正确有效。展开更多
一体化防空反导作战指控系统(integrated air and missile defense battle command system,IBCS),既是支撑美防空炮兵力量转型建设与作战概念创新发展的核心系统,更是深度集成与一体运用多域多型防空反导作战要素的重要平台,其基线型于2...一体化防空反导作战指控系统(integrated air and missile defense battle command system,IBCS),既是支撑美防空炮兵力量转型建设与作战概念创新发展的核心系统,更是深度集成与一体运用多域多型防空反导作战要素的重要平台,其基线型于2022年开始列装部队。在前期总体研究的基础上,对IBCS的系统组成、设备功能、关联关系、部队配置等进行了拓展分析。指出其作战中心“一型装备、多层指挥递阶适配,一套软件、多种角色功能配置”的新质部署能力,并基于作战中心类型配置分析,讨论了IBCS的作战运用模式与特点。结合IBCS系统组成研究,提出了相应启示与建议。展开更多
针对武器装备体系复杂多样的特点,从结构角度分析了装备体系可靠性。在体系结构层次划分的基础上,提出了一种兼具无标度和小世界特性的混合模型描述体系结构。在随机故障和蓄意攻击两种失效模式下,对本文建立的混合模型和无标度(Albert-...针对武器装备体系复杂多样的特点,从结构角度分析了装备体系可靠性。在体系结构层次划分的基础上,提出了一种兼具无标度和小世界特性的混合模型描述体系结构。在随机故障和蓄意攻击两种失效模式下,对本文建立的混合模型和无标度(Albert-láslóBarabasi and Réka Albert,BA)模型、小世界(word small,WS)模型的结构可靠度进行对比分析。结果表明,3种模型结构可靠度随失效率增加均呈现不同程度下降,而混合模型下降最缓慢。因此,使用该混合模型对武器装备体系结构可靠度进行评估是可行的,有利于为保护体系关键节点和链路提供决策依据,从而进一步优化体系结构。展开更多
基金supported by the National Natural Science Foundation of China(71571004)
文摘In a system of systems(SoS),resilience is an important factor in maintaining the functionality,stability,and enhancing the operation effectiveness.From the perspective of resilience,this paper studies the importance of the SoS,and a resilience-based importance measure analysis is conducted to provide suggestions in the design and optimization of the structure of the SoS.In this paper,the components of the SoS are simplified as four kinds of network nodes:sensor,decision point,influencer,and target.In this networked SoS,the number of operation loops is used as the performance indicator,and an approximate algorithm,which is based on eigenvalue of the adjacency matrix,is proposed to calculate the number of operation loops.In order to understand the performance change of the SoS during the attack and defense process in the operations,an integral resilience model is proposed to depict the resilience of the SoS.From different perspectives of enhancing the resilience,different measures,parameters and the corresponding algorithms for the resilience importance of components are proposed.Finally,a case study on an SoS is conducted to verify the validity of the network modelling and the resiliencebased importance analysis method.
文摘随着能源互联网建设推进,含能量枢纽和高比例风电主动配电网与输电网交互更加紧密,输配全局潮流计算面临新挑战。该文基于体系(system of systems,SoS)概念,定义输电网和其接入的多个主动配电网为既独立又交互的体系系统,考虑含随机模糊性风电能量枢纽与配电网有功功率双向交互,获取主动配电网与输电网交互状态;进一步考虑输电网规模化风电接入和配网负荷三相不平衡,建立含风电和能量枢纽等的多能耦合三相不平衡主动配电网与输电网交互全局随机模糊潮流So S模型;提出结合随机模糊模拟、输配交互状态、前推回代和牛顿拉夫逊法的模型并行求解算法。改进的IEEE39节点输电网和IEEE33节点配电网算例仿真结果表明文中方法正确有效。
文摘一体化防空反导作战指控系统(integrated air and missile defense battle command system,IBCS),既是支撑美防空炮兵力量转型建设与作战概念创新发展的核心系统,更是深度集成与一体运用多域多型防空反导作战要素的重要平台,其基线型于2022年开始列装部队。在前期总体研究的基础上,对IBCS的系统组成、设备功能、关联关系、部队配置等进行了拓展分析。指出其作战中心“一型装备、多层指挥递阶适配,一套软件、多种角色功能配置”的新质部署能力,并基于作战中心类型配置分析,讨论了IBCS的作战运用模式与特点。结合IBCS系统组成研究,提出了相应启示与建议。
文摘针对武器装备体系复杂多样的特点,从结构角度分析了装备体系可靠性。在体系结构层次划分的基础上,提出了一种兼具无标度和小世界特性的混合模型描述体系结构。在随机故障和蓄意攻击两种失效模式下,对本文建立的混合模型和无标度(Albert-láslóBarabasi and Réka Albert,BA)模型、小世界(word small,WS)模型的结构可靠度进行对比分析。结果表明,3种模型结构可靠度随失效率增加均呈现不同程度下降,而混合模型下降最缓慢。因此,使用该混合模型对武器装备体系结构可靠度进行评估是可行的,有利于为保护体系关键节点和链路提供决策依据,从而进一步优化体系结构。