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371643446鐵桿木蟲 (小有名氣)
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[求助]
求助:四角切圓煤粉燃燒模擬pdf出錯
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22 1.3842e+00 6.4299e-03 6.9504e-03 1.2383e-02 2.6444e-02 1.1020e-02 1.2507e-02 1.8905e-01 1.1230e-02 1.1964e-02 501:04:40 199978 Maximum PDF table temperature in 525 cells on zone 2 . Minimum PDF table temperature in 12946 cells on zone 2 . iter continuity x-velocity y-velocity z-velocity energy k epsilon fmean fvar p1 time/iter 23 8.7800e-01 6.1050e-03 6.7158e-03 1.1533e-02 2.2179e-02 1.1047e-02 1.1915e-02 9.6071e-02 2.9682e-01 1.4895e-02 500:50:55 199977 請問各位是什么原因?多謝 |
至尊木蟲 (著名寫手)
菜鳥
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3樓: Originally posted by 371643446 at 2012-02-13 16:39:37: 6.2的tutorial文件里面關(guān)于煤粉燃燒這樣說:In general, you may need to start your coal combustion calculations by patching a high-temperature region and performing a discrete phase trajectory calcul ... 老實說,我對燃燒不是很懂。。。沒有進行燃燒的計算,不過燃燒超溫是很常見的現(xiàn)象,你加入了離散相沒有? |

至尊木蟲 (著名寫手)
菜鳥

鐵桿木蟲 (小有名氣)
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樓: Originally posted by 5超7 at 2012-02-12 10:25:44: 我怎么覺得粉煤燃燒不應該用pdf,而應該用組分輸運模型呢! 改變初始化的方式試試看。。。只是個人觀點 6.2的tutorial文件里面關(guān)于煤粉燃燒這樣說:In general, you may need to start your coal combustion calculations by patching a high-temperature region and performing a discrete phase trajectory calculation. This provides the initial volatile and char release required to initiate combustion. The Solve/Initialize/Patch...menu item and the solve/dpm-update text command can be used to perform this initialization. 我試著做了,但是還是有超限問題 |
至尊木蟲 (正式寫手)

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