Gaoya dianqi为了基于红外辐射检测技术能评估设备泄漏的严重程度，文中对GIS气体泄漏进行了仿真模拟，用以研究设备泄漏相关参数与泄漏气体分布特性之间的关系。文中基于k-ε形式的湍流模型建立了GIS中SF6气体泄漏的流体场有限元仿真模型，采用自由四面体对模型进行了剖分和求解，并研究了网格划分对仿真结果的影响，确定了合理的剖分细度。基于建立的模型，研究了不同体积、壁厚、泄漏孔径、泄漏位置和气室压力情况下泄漏气体的分布特性。结果表明该仿真模型可以有效反映GIS中SF6泄漏气体的整体浓度分布情况，同时还能准确反映泄漏孔径 ...
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