基于CAE技术的气缸盖流固耦合温度场预测研究  

Prediction for Fluid-Solid Coupled Temperature Field of Cylinder Head Based on CAE Technology

作　　者：杜宪峰[1,2,3] 李志勇 梁兴雨[2] 王俊文[1] 

机构地区：[1]辽宁工业大学省汽车振动与噪声工程技术研究中心,辽宁锦州121001 [2]天津大学内燃机燃烧学国家重点实验室,天津300072 [3]东风朝阳朝柴动力有限公司,辽宁朝阳122000

出　　处：《车用发动机》2016年第3期63-66,共4页Vehicle Engine

基　　金：辽宁省博士启动基金项目(20141200);辽宁省教育厅项目(L2015228)

摘　　要：采用合理有效的CAE技术实现了气缸盖温度场的准确预测,采用多软件、多场耦合技术,并结合多次迭代分析方法确保温度场预测准确可靠。研究结果表明,基于性能仿真计算(AVL-Boost软件)与水循环试验分析可获得气缸盖流场仿真边界条件,基于流场仿真分析(AVL-Fire软件)可获得气缸盖温度场仿真边界条件,基于流固耦合分析(Abaqus软件)可获得气缸盖温度场,多次迭代计算获得的温度场经试验分析验证了预测流程的合理性,为物理样机温度场的影响因素与改善措施分析奠定了基础。The temperature field of cylinder head was predicted with reasonable and effective CAE technology and the applica-tion of multi-software ,multi-coupling and multi-iteration ensured the prediction accuracy The simulation boundary conditions for cylinder head flow and temperature field were acquired through AVL-Boost calculation and water circulation test ,and AVL-Fire software analysis respectively .The temperature field of cylinder head was obtained through the fluid-solid coupling analysis by using Abaqus software ,and the feasibility of temperature field prediction process was finally verified through multiple itera-tive calculation .The research laid the analysis foundation for the influencing factors of temperature field and improvement measures of physical prototype .

关 键 词：流固耦合 仿真 预测 温度场 气缸盖 

分 类 号：TK413.2[动力工程及工程热物理—动力机械及工程]