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243769892新蟲 (初入文壇)
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[求助]
FLUENT計算過程中浮點溢出 已有1人參與
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首先介紹一下模型：一個換熱器，內(nèi)部流通含水蒸氣的混合氣體，換熱介質(zhì)為多孔介質(zhì)，外部流的冷卻水。通過UDF實現(xiàn)水蒸氣冷凝和熱質(zhì)傳遞，但現(xiàn)在運行過程中，到了40多s的時候就會出現(xiàn)浮點溢出。不得已求助，希望有人幫幫忙，感激不盡！ 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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5樓2020-07-08 13:53:35
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