MoHub 
回路
一般问题
发布于 2026-05-17 13:22:38
查看 7过去18天
你好 请问在流体的回路系统中，对回路模型加开口的边界模型可以跑，但把开口边界删掉 让整个回路闭口的话 模型就奇异了， 请问这种问题有什么排查的方法么 或者思路。排查了流体流向、压降这些之后问题依然存在。盼客服回复
所属专栏：Sysplorer基础平台
产品信息：Sysplorer系统建模仿真环境
你好 请问在流体的回路系统中，对回路模型加开口的边界模型可以跑，但把开口边界删掉 让整个回路闭口的话 模型就奇异了， 请问这种问题有什么排查的方法么 或者思路。排查了流体流向、压降这些之后问题依然存在。盼客服回复
您好，假如系统没有闭合的话，求解器会自动对模型中一些变量进行赋值，从而使得模型能够求解。
连线之后，方程之间的约束关系发生了变化，因此产生了奇异。
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