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影劇院安全疏散模糊綜合評價(jià)及數(shù)值模擬研究

發(fā)布時(shí)間:2018-12-06 18:45
【摘要】:影劇院這類的娛樂場所是典型的人員密集場所,在營業(yè)時(shí)通常處于人員高度密集的狀態(tài),一旦發(fā)生危害性事故,人員傷亡的概率是極高的,因此影劇院的安全問題一直是人們關(guān)注的焦點(diǎn)。然而,由于事故的發(fā)生及發(fā)展都具有明顯的隨機(jī)性,事故預(yù)防及人為干預(yù)的作用是十分有限的,因此,事故中人員疏散的可靠性就顯得尤為重要。本文對影劇院建筑的人員疏散問題進(jìn)行了研究。通過對影劇院人員疏散的具體過程的分析,繪制出影劇院人員安全疏散事件樹,并結(jié)合軌跡交叉法分析出影劇院人員安全疏散的風(fēng)險(xiǎn)因素,找到安全疏散治理工作的重點(diǎn)所在。應(yīng)用模糊綜合評價(jià)法對影劇院的人員疏散性能進(jìn)行了客觀的安全評估,并應(yīng)用熵權(quán)法與層次分析法相結(jié)合的方法對安全疏散評價(jià)中的各個(gè)指標(biāo)進(jìn)行了客觀的分析,確定該影劇院的人員安全疏散水平,找到了人員安全疏散的薄弱環(huán)節(jié)所在,為模糊評價(jià)中的指標(biāo)分析提供了更加科學(xué)的依據(jù)。最后根據(jù)某商場小型影劇院實(shí)際案例,應(yīng)用FDS數(shù)值模擬的方法,模擬分析不同場景、不同時(shí)間的影劇院火場狀態(tài),科學(xué)地求出影劇院的可用安全疏散時(shí)間,找到影響該影劇院人員安全疏散的問題所在,為同類影劇院安全疏散提供理論依據(jù)。
[Abstract]:Entertainment places such as movie theaters are typically densely staffed, usually in a highly densely staffed state when they are open. In the event of a hazardous accident, the probability of casualties is extremely high. Therefore, the safety of the theater has been the focus of attention. However, the occurrence and development of accidents have obvious randomness, the role of accident prevention and human intervention is very limited, therefore, the reliability of evacuation is particularly important. This paper studies the evacuation of the cinema building. Through the analysis of the concrete process of the evacuation of the personnel of the film theater, the event tree of the safe evacuation of the personnel of the film theatre is drawn, and the risk factors of the safe evacuation of the personnel in the theatre are analyzed with the method of track crossing, and the key points of the management of the safe evacuation are found. The fuzzy comprehensive evaluation method is used to evaluate the evacuation performance of the theater, and the entropy weight method and the analytic hierarchy process method are used to analyze each index of the safety evacuation evaluation objectively. The safety evacuation level of the theatre is determined, the weak link of the safe evacuation is found, which provides a more scientific basis for the index analysis in the fuzzy evaluation. Finally, according to the actual case of a small film theater in a shopping mall, using the method of FDS numerical simulation, this paper simulates and analyzes the fire situation of the theater with different scenes and different times, and scientifically calculates the usable safe evacuation time of the theater. To find out the problems affecting the safe evacuation of the theater personnel, and provide the theoretical basis for the similar film theater safe evacuation.
【學(xué)位授予單位】:遼寧工程技術(shù)大學(xué)
【學(xué)位級別】:碩士
【學(xué)位授予年份】:2013
【分類號】:TU998.1

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