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登錄FLUX is small enough to be treated as zero. if not, please use the solution controls to reset the criterion for zero PR. FLUX. 這是是那么原因造成的,該怎么解決呢
我在用Abaqus的cohesive做混凝土的開(kāi)裂分析時(shí),報(bào)錯(cuò)為:THE POWER IS NOT SPECIFIED OR THE SPECIFIED VALUE IS EQUAL TO OR SMALLER THAN ZERO. THIS IS NOT ALLOWED IN ABAQUS. 有無(wú)哪位知道具體原因以及如何解決?
大佬們,我在做盾構(gòu)的殼-彈簧模型,跑起來(lái)管片部分會(huì)報(bào)警告Zero pivot和 Numerical singularity,我檢查約束和邊界條件也看不出什么,求助大佬們。
THE POWER IS NOT SPECIFIED OR THE SPECIFIED VALUE IS EQUAL TO OR SMALLER THAN ZERO. THIS IS NOT ALLOWED IN ABAQUS. Job Job-1: Analysis Input File Processor aborted due to errors.
You have entered a zero or negative density value.
在進(jìn)行鋼軌柔性體替換后出現(xiàn)這個(gè)錯(cuò)誤。是什么原因引起的呢
如題,在兩個(gè)網(wǎng)格之間插入了一小塊0厚度的cohesive-element,并且使用tie把它和兩個(gè)網(wǎng)格連接。然后向下擠壓我的釘子,這里建立的釘子的寬度大于cohesive的失效位移;所以按道理cohesive應(yīng)該失效才是。但是他并沒(méi)有。。。 在尋找解決方法的過(guò)程中,我找到了一個(gè)可能的原因,如下圖所示。所以我想,是需要寫一個(gè)子程序嗎?我只是剛剛?cè)腴T,所以不是很想寫子程序;
1.00 CRITERION FOR ZERO FORCE REL.
or negative mass in element number P2CULAYER-1.54179***ERROR: Zero or negative mass in element number P2CULAYER-1.54186***ERROR: Zero or negative mass in element number P2CULAYER-1.55131***ERROR
***ERROR: Bad Material definition in element number 1 instance SOIL-1: zero or negative initial dilatational modulus caused by bad material data.
do i = 1, ntens DSTRESS1(i) = ZERO STRESS1(i) = ZERO end do else k1 = ZERO DTIME1 = STATEV(


不知道如何聯(lián)合起來(lái)在一個(gè)VUMAT子程序中就出現(xiàn)“zero or negative initial dilatational error”. 請(qǐng)問(wèn)是什么問(wèn)題導(dǎo)致的?該如何解決呢?困擾已久,如有解答,感激不盡!


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