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feng dong yong gao can shu re feng fa duo wu li chang zuo he shu zhi fen xi
Author(s): 
Pages: 26-29
Year: Issue:  3
Journal: Valve

Keyword:  风洞热风阀数值模拟多物理场耦合CAT;
Abstract: 介绍了风洞热风阀在风洞系统中承受高温及高压的工况条件及其相关的技术要求。建立和描述了风洞阀门的物理及数学模型,确定了模型的边界条件。分别采用有限容积法及有限元法对风洞阀的流场、温度场及其应力应变场进行了耦合计算。给出了阀内空气最大流速、阀座表面平均温度、阀体局部点最大应力的计算过程和结果及其阀体加工时所采用的工艺规则。
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