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Disaster factor screening using SoS conceptual modeling and an LVC simulation framework

机译:使用SoS概念模型和LVC仿真框架进行灾难因素筛选

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Reliability and safety of engineered systems often extends to a system composed of autonomous and heterogeneous systems. Systems integration enables formation of larger system of systems with greater, encompassing scope and goals. Nuclear power station reliability and safety involves an extensive system of systems. Failures at Chernobyl and Fukushima underscore the rare but catastrophic ripple-effect of a failed system within a system of systems conceptual model. Modeling and simulation of systems with various scenarios increases confidence in conceptual models, particularly scenarios that are too costly or risky to assess by other means. This research implements a system of systems conceptual model of a notional Fukishima-like disaster using a Live-Virtual-Constructive simulation framework. Focusing, on a conceptual model involving an unmanned aerial system intervention, the research illustrates the framework's utility and effectiveness for assessing system reliability and safety within the conceptual model. Novel use of a screening experiment demonstrates the framework's capability to rapidly identify critical factors and their significance. A framework encompassing live, virtual, and constructive simulations provides a generalized capability to compose, simulate, and evaluate from multiple perspectives the suitability of various systems and conceptual models to accomplish a broad range of emergency response missions including the one investigated here.
机译:工程系统的可靠性和安全性通常扩展到由自治系统和异构系统组成的系统。系统集成可以形成具有更大范围和目标的更大系统。核电站的可靠性和安全性涉及广泛的系统系统。切尔诺贝利核电站和福岛核电站的故障强调了系统概念模型系统中故障系统的罕见但灾难性的连锁反应。对具有各种场景的系统进行建模和仿真可以提高对概念模型的信心,尤其是那些成本高昂或无法通过其他方式进行评估的风险更大的场景。这项研究使用Live-Virtual-Constructive仿真框架实现了类似Fukishima的概念灾难的系统概念模型系统。着重研究涉及无人机系统干预的概念模型,该研究说明了该框架在概念模型中评估系统可靠性和安全性的实用性和有效性。筛选实验的新颖用途展示了该框架快速识别关键因素及其重要性的能力。一个包含实时,虚拟和建设性仿真的框架提供了一种综合的能力,可以从多个角度组成,仿真和评估各种系统和概念模型的适用性,以完成广泛的应急任务,包括此处研究的任务。

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