【摘 要】
:
使用实验方法观察分析了液固两相流对弯管冲蚀的形貌,通过建立ANSYS/LS-DYNA模型分析了液固两相流流速和角度对管壁冲蚀破坏的影响情况,结果表明:液固两相流对弯管冲蚀作用显
【机 构】
:
中海石油(中国)有限公司上海分公司,中国石油大学(华东)储运与建筑工程学院
论文部分内容阅读
使用实验方法观察分析了液固两相流对弯管冲蚀的形貌,通过建立ANSYS/LS-DYNA模型分析了液固两相流流速和角度对管壁冲蚀破坏的影响情况,结果表明:液固两相流对弯管冲蚀作用显著,且冲蚀作用具有明显的方向性;冲蚀坑深与冲击速度基本上呈正相关,冲蚀坑深与冲击角度也基本上呈正相关,冲蚀坑的深度由冲击速度和冲击角度共同决定;当冲击速度为50m/s时,冲蚀坑深度达到4.37μm,表明液固两相流的冲蚀对管道的破坏是不可忽视的。
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