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模型是普通的圆管。外壁面我设置的是恒定热流,速度入口和自由出口。通过一定壁厚的圆管导热,然后和管内的单相流体进行对流换热。
如要设置,设置成什么边界条件呢,请各位不吝赐教,谢谢大家了。
你这个需要用多域传热求解器,并不需要单独设置边界条件。
@李东岳
谢谢您的回答,fluent里不是只有压力和密度求解器吗,问题有些浅显,不要见怪。还有怎么设置流体域为真空。