『请教』换成umksv制将BH曲线换算后，画出来的BH图不对

wennyping

mks制：
/PREP7  
!define element
ET,1,97
!*  
ET,2,111
!*  
!define material
MPTEMP,,,,,,,,  
MPTEMP,1,0  
MPDATA,MGZZ,1,,-145800  
TB,BH,1,1,26,   
TBTEMP,0
TBPT,,0,0   
TBPT,,253.852134,0.125610   
TBPT,,707.443722,0.30829
TBPT,,1452.288856,0.48334   
TBPT,,2162.915677,0.61734   
TBPT,,3024.73693,0.75499
TBPT,,3845.9792,0.84413
TBPT,,5110.465223,0.92928   
TBPT,,6495.909002,0.98077   
TBPT,,8023.000681,1.02467   
TBPT,,9234.169798,1.0464
TBPT,,11043.7615,1.0715
TBPT,,12850.1701,1.0929
TBPT,,14650.21251,1.1068
TBPT,,16900.6634,1.1242
TBPT,,19147.13542,1.1379
TBPT,,21245.59335,1.1517
TBPT,,23790.48089,1.1652
TBPT,,26182.57968,1.175
TBPT,,30071.53072,1.1915
TBPT,,33361.26339,1.2046
TBPT,,36650.99607,1.2177
TBPT,,39490.32025,1.2273
TBPT,,43971.48683,1.2397
TBPT,,47704.78433,1.2488
TBPT,,50988.02825,1.2544

umks制：
/PREP7  
!define element
ET,1,117
!define unit
/units,user
EMUNIT,MUZRO,12.57E-25

!define material
MPTEMP,,,,,,,,  
MPTEMP,1,0  
MPDATA,MGXX,1,,-145800E6
TB,BH,1,1,25,
TBTEMP,0
TBPT,,253.852134E6,0.125610E-12   
TBPT,,707.443722E6,0.30829E-12
TBPT,,1452.288856E6,0.48334E-12   
TBPT,,2162.915677E6,0.61734E-12   
TBPT,,3024.73693E6,0.75499E-12
TBPT,,3845.9792E6,0.84413E-12
TBPT,,5110.465223E6,0.92928E-12   
TBPT,,6495.909002E6,0.98077E-12   
TBPT,,8023.000681E6,1.02467E-12   
TBPT,,9234.169798E6,1.0464E-12
TBPT,,11043.7615E6,1.0715E-12
TBPT,,12850.1701E6,1.0929E-12
TBPT,,14650.21251E6,1.1068E-12
TBPT,,16900.6634E6,1.1242E-12
TBPT,,19147.13542E6,1.1379E-12
TBPT,,21245.59335E6,1.1517E-12
TBPT,,23790.48089E6,1.1652E-12
TBPT,,26182.57968E6,1.175E-12
TBPT,,30071.53072E6,1.1915E-12
TBPT,,33361.26339E6,1.2046E-12
TBPT,,36650.99607E6,1.2177E-12
TBPT,,39490.32025E6,1.2273E-12
TBPT,,43971.48683E6,1.2397E-12
TBPT,,47704.78433E6,1.2488E-12
TBPT,,50988.02825E6,1.2544E-12

不知道为什么

perch88

我觉得是ansys画的图有问题，计算了看看结果怎样吧
另外你也可以画一下相对磁导率等其他几个曲线，看是不是都这样

huang810

恩不错顶起 ……！·



























坏蛋是怎样炼成的2 仙遁

wennyping

其他的NB MH曲线都有问题，我用另一个材料也是，本来mks制没问题的，换成umksv，曲线就有问题
最后计算的时候出现了unable to evaluate nonlinear magnetic curve 这样的错误

perch88

我没用过umksv，但据说这是做mems的推荐单位制，应该可以做
好像用unit还是\unit命令切换单位，你试试看？