The paper introduces the natural ventilation simulating scheme of the industrial workshop,calculates the workshop temperature and flow field by Computational Fluid Dynamics( CFD)and DO radiation model,analyzes the impact of air intakes,exhaust outlet and thermal source distribution and other workshop structure upon natural ventilation,and finally puts forward its natural ventilation transformation suggestions, which effectively improves the producing environment.%介绍了某工业厂房自然通风的模拟方案，采用计算机流体动力学以及DO辐射模型，计算了厂房的温度以及流场，并分析了进风口、排风口、热源分布等厂房结构对自然通风的影响，提出了厂房自然通风的改造建议，有效改善了生产环境。
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