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DEVELOPMENT OF SIMULATION SYSTEM OF URBAN SPREADING FIRE IN AN EARTHQUAKE AND ITS APPLICATION TO DECISION OF EXTINGUISHING PRIORITY ORDER

机译:地震城市扩展火灾模拟系统的开发及其在灭火优先顺序确定中的应用

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The objective of this study is to develop the simulation system of the urban spreading fire in an earthquake in which the data for the simulation can be automatically made with the aid of digital residential map. Simultaneous occurrence of fires is one of the characteristics in an earthquake. Perfect fire fighting can not be expected under the special circumstances such as urban fire in an earthquake. Therefore, simulation of spreading fire plays an important role to make the most use of the capacity of fire fighting. It is required to build the analytical model of the target area for the simulation of urban spreading fire. The modeling often costs us tremendous labor and time. In this study, an automatic modeling system using digital residential map is proposed. Almost all the data, which are necessary for the simulation of urban spreading fire, cane be made automatically by just only assigning the target area in the map. The analysis of spreading fire is carried out by the algorithm of Petri-net which is one of graph theory. Based on this simulation system, the order of extinguishing priority can be determined by the comparison of the effect of extinguishment of each building on fire.
机译:这项研究的目的是开发地震中城市蔓延大火的仿真系统,在该系统中,可以借助数字住宅地图自动生成用于仿真的数据。同时发生火灾是地震的特征之一。在特殊情况下,例如地震中的城市火灾,无法期望达到完美的灭火效果。因此,模拟火灾蔓延在充分利用消防能力方面起着重要的作用。需要建立目标区域的分析模型来模拟城市蔓延的火灾。建模常常使我们付出大量的劳动和时间。在这项研究中,提出了一种使用数字住宅地图的自动建模系统。仅通过在地图中分配目标区域,即可自动生成模拟城市蔓延大火所需的几乎所有数据。图的理论之一是Petri网算法,对火势蔓延进行了分析。基于该仿真系统,可以通过比较每座建筑物着火的效果来确定灭火优先级的顺序。

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