在ansys中,我感觉我没有好办法处理电弧的辐射问题,我查到了我所用其它的辐射损失(单位W/M3,随温度变化)
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所以辐射我采用表格加载生热率的方式(将辐射损失值变为负的生热率,以bf方式加载到点上),如下:
*dim,radiat,table,73,1,1,temp,, !等离子体辐射项
radiat(1,0,1)=5000,8098.290598,8397.435897,8696.581197,8995.726496,9294.871795,9604.700855,9903.846154,10202.99145,10502.13675,
radiat(11,0,1)=10801.28205,11100.42735,11399.57265,11698.71795,11997.86325,12297.00855,12596.15385,12895.29915,13205.12821,13504.2735,
radiat(21,0,1)=13803.4188,14102.5641,14401.7094,14700.8547,15000,15299.1453,15598.2906,15897.4359,16196.5812,16495.7265,
radiat(31,0,1)=16794.87179,17104.70085,17403.84615,17702.99145,18002.13675,18301.28205,18600.42735,18899.57265,19198.71795,19497.86325,
radiat(41,0,1)=19797.00855,20096.15385,20395.29915,20705.12821,21004.2735,21303.4188,21602.5641,21901.7094,22200.8547,22500,
radiat(51,0,1)=22799.1453,23098.2906,23397.4359,23696.5812,23995.7265,24294.87179,24604.70085,24903.84615,25202.99145,25502.13675,
radiat(61,0,1)=25801.28205,26100.42735,26399.57265,26698.71795,26997.86325,27297.00855,27596.15385,27895.29915,28205.12821,28504.2735,
radiat(71,0,1)=28803.4188,29102.5641,29401.7094
radiat(1,1,1)=0,-1335566.76,-2268284.633,-4756815.357,-12623258.01,-26864575.27,-54170060.-22,-110848146.2,-191051371.5,-311991459,
radiat(11,1,1)=-517041052.1,-784456182.4,-1196030567,-1677672305,-2296266893,-2877391359,-3587943375,-4745165140,-5417006022,-6526742603,
radiat(21,1,1)=-8299708372,-9290757363,-10148217728,-10976618837,-12227197960,-12287311518,-12968389593,-13553622272,-13487313507,-13487313507,
radiat(31,1,1)=-13822133392,-13687219403,-13487313507,-13553622272,-13620257037,-13620257037,-12968389593,-12841808759,-12904943977,-12904943977,
radiat(41,1,1)=-12968389593,-13225306655,-13553622272,-13421329145,-13890088260,-14804509950,-15472602389,-16170844255,-16817912863,-18190762563,
radiat(51,1,1)=-19293455187,-20462991134,-22461445394,-24776286181,-27062933282,-29851996081,-32607089391,-36144354123,-39869333689,-43123875632,
radiat(61,1,1)=-48749023556,-52987649376,-60787259812,-66397423113,-72170540429,-78831286752,-86106765088,-96862457770,-1.04257E+11,-1.12767E+11,
radiat(71,1,1)=-1.24389E+11,-1.37208E+11,-1.51349E+11
esel,s,mat,,1
nsle,s
bf,all,hgen,%radiat%
不知道这样加载能否合适?
我采用的是bf加载到点上,也试过bfe加载到单元上,只是也是有问题(由于我先将磁场计算的生热率加载到单元上,如果再用bfe将辐射率加载到单元上会将原来的值替换掉,所以最终选择了bf)
唉,搞了好久了,就是没有出来,谢谢啊
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