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September 6, 2023 at 2:01 am
xueyulong2017
Subscriber孙老师,您好,我在charge中添加脉冲电场时总是遇到以下问题,这个大概是什么原因哪:
job aborted:
[ranks] message
[0] process exited without calling finalize
---- error analysis -----
[0] on DESKTOP-4EM1OIK
D:\Program Files\Lumerical\v222\bin\device-engine-msmpi.exe ended prematurely and may have crashed. exit code 0xc0000005
---- error analysis ----- -
September 6, 2023 at 6:13 pm
Guilin Sun
Ansys Employee很可能是文件crashed。这种情况需要重新开一个新Project文件,逐个再添加材料,形体和CHARGE已经设置边界条件。
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September 11, 2023 at 7:19 am
xueyulong2017
Subscriber重新试过了,但是没有作用,依然报相同的错误
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September 11, 2023 at 5:29 pm
Guilin Sun
Ansys Employee零电压也崩吗? 如果是,可能需要你重新安装软件,请使用最新版,再重新设置文件,不要开旧文件。你可能需要CLean安装,将过去所有相关的软件都要删除,参见 https://optics.ansys.com/hc/en-us/articles/5613618572947-Fixing-installation-or-licensing-issues 需要删除一些文件夹。
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September 12, 2023 at 3:20 pm
xueyulong2017
Subscriber很奇怪,稳态时不会出现这样的问题,但是当模型从稳态切换为瞬态时就会出现这个问题
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September 12, 2023 at 3:32 pm
Guilin Sun
Ansys Employee仅仅是脉冲的话,可能是突然加电压太高,你可以改为有坡度的电压。
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September 13, 2023 at 1:38 am
xueyulong2017
Subscriber孙老师,就是有没有什么推荐的电压变化线形,我简单尝试了电压随时间变化,但是依然报错
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September 13, 2023 at 2:53 pm
Guilin Sun
Ansys Employeehttps://optics.ansys.com/hc/en-us/articles/360034918633-CHARGE-solver-Simulation-object 设置Slew测试看看。
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September 15, 2023 at 2:28 am
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September 15, 2023 at 3:27 pm
Guilin Sun
Ansys Employee这说明系统不能从零直接升到1伏,你在中间加几个零点几的,既然稳态工作说明其它设置没有什么稳态,就是电压加的太猛了。
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September 18, 2023 at 2:27 am
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September 18, 2023 at 4:27 pm
Guilin Sun
Ansys Employee解决办法仍然是多加不同的电压,从0到1和从1 到2 变化都太大,对你的器件来说。你应该像稳态仿真扫描电压一样一点一点增加电压,除此之外没有其它方法。
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September 21, 2023 at 1:42 am
xueyulong2017
Subscriber孙老师,还有最后一个问题,对于我这种因为掺杂导致的发热,除了我自己设置的热边界条件外,系统的仿真边界起的是什么作用哪(比如稳定温度300k,还是热对流等)?有没有相应的资料,
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September 21, 2023 at 5:55 pm
Guilin Sun
Ansys Employee缺省情况下,HEAT的边界都是绝热的!
稳定温度300k一般是指这里是室温,热对流说明边界上有空气或者液体带走热能,当然你也可以设置固定功率的边界,这样温度就会持续上升,直到达到平衡。
https://optics.ansys.com/hc/en-us/articles/360034398314-Boundary
-Conditions-in-HEAT-Simulation-Object
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September 22, 2023 at 2:07 am
xueyulong2017
Subscriber也就是说,charge中的coupler和Heat基本是一致的,charge中的很多东西可以通过heat相关的东西理解?
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September 22, 2023 at 2:49 pm
Guilin Sun
Ansys EmployeeCHARGE缺省边界的确类似,没有载流子穿过。
应该了解各自的原理,HEAT相对简单多了。
一般一个帖子一个问题,有新问题请另外单独发帖。
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