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[求助]
FLUENT计算过程中浮点溢出 已有1人参与
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首先介绍一下模型：一个换热器，内部流通含水蒸气的混合气体，换热介质为多孔介质，外部流的冷却水。通过UDF实现水蒸气冷凝和热质传递，但现在运行过程中，到了40多s的时候就会出现浮点溢出。不得已求助，希望有人帮帮忙，感激不尽！ Stabilizing x-momentum to enhance linear solver robustness. Divergence detected in AMG solver: x-momentum Stabilizing y-momentum to enhance linear solver robustness. Divergence detected in AMG solver: y-momentum Stabilizing z-momentum to enhance linear solver robustness. Divergence detected in AMG solver: z-momentum Stabilizing pressure correction to enhance linear solver robustness. Divergence detected in AMG solver: pressure correction Stabilizing species-0 to enhance linear solver robustness. Divergence detected in AMG solver: species-0 Stabilizing species-1 to enhance linear solver robustness. Divergence detected in AMG solver: species-1 Stabilizing temperature to enhance linear solver robustness. Divergence detected in AMG solver: temperature WARNING: Invalid cp (0.000000e+00 J/kgK) for mixture-template at temperature 1.#QNAN0 K Divergence detected in AMG solver: x-momentum Divergence detected in AMG solver: y-momentum Divergence detected in AMG solver: z-momentum Divergence detected in AMG solver: pressure correction Divergence detected in AMG solver: species-0 Divergence detected in AMG solver: species-1 Divergence detected in AMG solver: temperature WARNING: Invalid cp (0.000000e+00 J/kgK) for mixture-template at temperature 1.#QNAN0 K Divergence detected in AMG solver: x-momentum Divergence detected in AMG solver: y-momentum Divergence detected in AMG solver: z-momentum Divergence detected in AMG solver: pressure correction Divergence detected in AMG solver: species-0 Divergence detected in AMG solver: species-1 Divergence detected in AMG solver: temperature WARNING: Invalid cp (0.000000e+00 J/kgK) for mixture-template at temperature 1.#QNAN0 K Divergence detected in AMG solver: x-momentum Divergence detected in AMG solver: y-momentum Divergence detected in AMG solver: z-momentum Divergence detected in AMG solver: pressure correction Divergence detected in AMG solver: species-0 Divergence detected in AMG solver: species-1 Divergence detected in AMG solver: temperature WARNING: Invalid cp (0.000000e+00 J/kgK) for mixture-template at temperature 1.#QNAN0 K Divergence detected in AMG solver: x-momentum Divergence detected in AMG solver: y-momentum Divergence detected in AMG solver: z-momentum Divergence detected in AMG solver: pressure correction Divergence detected in AMG solver: species-0 Divergence detected in AMG solver: species-1 Divergence detected in AMG solver: temperature WARNING: Invalid cp (0.000000e+00 J/kgK) for mixture-template at temperature 1.#QNAN0 K Divergence detected in AMG solver: x-momentum Divergence detected in AMG solver: y-momentum Divergence detected in AMG solver: z-momentum Divergence detected in AMG solver: pressure correction Divergence detected in AMG solver: species-0 Divergence detected in AMG solver: species-1 Divergence detected in AMG solver: temperature WARNING: Invalid cp (0.000000e+00 J/kgK) for mixture-template at temperature 1.#QNAN0 K Divergence detected in AMG solver: x-momentum Divergence detected in AMG solver: y-momentum Divergence detected in AMG solver: z-momentum Divergence detected in AMG solver: pressure correction Divergence detected in AMG solver: species-0 Divergence detected in AMG solver: species-1 Divergence detected in AMG solver: temperature WARNING: Invalid cp (0.000000e+00 J/kgK) for mixture-template at temperature 1.#QNAN0 K Divergence detected in AMG solver: x-momentum Divergence detected in AMG solver: y-momentum Divergence detected in AMG solver: z-momentum Divergence detected in AMG solver: pressure correction Divergence detected in AMG solver: species-0 Divergence detected in AMG solver: species-1 Divergence detected in AMG solver: temperature WARNING: Invalid cp (0.000000e+00 J/kgK) for mixture-template at temperature 1.#QNAN0 K Divergence detected in AMG solver: x-momentum Divergence detected in AMG solver: y-momentum Divergence detected in AMG solver: z-momentum Divergence detected in AMG solver: pressure correction Divergence detected in AMG solver: species-0 Divergence detected in AMG solver: species-1 Divergence detected in AMG solver: temperature WARNING: Invalid cp (0.000000e+00 J/kgK) for mixture-template at temperature 1.#QNAN0 K Divergence detected in AMG solver: x-momentum Divergence detected in AMG solver: y-momentum Divergence detected in AMG solver: z-momentum Divergence detected in AMG solver: pressure correction Divergence detected in AMG solver: species-0 Divergence detected in AMG solver: species-1 Divergence detected in AMG solver: temperature WARNING: Invalid cp (0.000000e+00 J/kgK) for mixture-template at temperature 1.#QNAN0 K Error at host: floating point exception Error at Node 0: floating point exception Error at Node 1: floating point exception Error at Node 2: floating point exception Error at Node 3: floating point exception Error at Node 4: floating point exception Error at Node 5: floating point exception Error at Node 6: floating point exception Error at Node 7: floating point exception Error at Node 8: floating point exception Error at Node 9: floating point exception |
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