水下航行器高压涡轮内特性数值计算方法  

Study on numerical calculation method of underwater vehicle high pressure turbine internal characteristics

作　　者：樊玮鹏 洪军伟 李红烨 张赫[1] 陈勇[1] FAN Wei-peng;HONG Jun-wei;LI Hong-ye;ZHANG He;CHEN Yong(China Ship Research and Development Academy,Beijing 100192,China;Hebei Hanguang Industry Co.Ltd.,Handan 056000,China)

机构地区：[1]中国舰船研究院,北京100192 [2]河北汉光重工有限责任公司,河北邯郸056000

出　　处：《舰船科学技术》2023年第4期63-66,共4页Ship Science and Technology

摘　　要：开展高压涡轮机内特性研究对提高大功率水下航行器热动力技术能力具有重要意义。根据一维气动理论,开展高压涡轮机三维几何构型设计及热力计算,基于Fluent软件建立三维数值仿真计算方法,对高压涡轮机的内特性及流动特征进行计算。结果表明,涡轮机内特性结果与热力计算结果相吻合,基于标准模型和标准避免函数的数值仿真计算方法满足工程计算精度要求。此外,根据数值计算结果,分析涡轮机动叶片做功情况,为涡轮机设计优化提供思路。The research on the internal characteristics of high-pressure turbine is of great significance to improve the thermal power technology capability of high-power underwater vehicle. Based on the one-dimensional aerodynamic theory,the three-dimensional geometric configuration design and thermal calculation of high-pressure turbine was carried out, the three-dimensional numerical simulation calculation method based on Fluent software was established, andthe internal characteristics and flow characteristics of high-pressure turbine was calculated. The results show that the internal characteristics of the turbine were consistent with the thermal calculation results, and the numerical simulation calculation method based on the standard k-ε model and standard avoidance function meets the accuracy requirements of engineering calculation. In addition,according to the numerical calculation results, the work of turbine moving blades was analyzed, which provides an idea for turbine design optimization.

关 键 词：高压涡轮机 内特性 数值仿真 

分 类 号：TK14[动力工程及工程热物理—热能工程]