A. M. Polatov kompyuter vositasida modellashtirish asoslari

8.10-rasm

4. 
   qadam. Hosil bo‘lgan nuqtalarni tutashtirish.
   

M odeling—»Create—>Lines —>Lines—^Straight Line orqali nuqtalar to'g'ri chiziq bilan tutashtiriladi va OK tugmasi bosiladi (8.11-rasm).
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A ylana yoyini chizish uchun Modeling—^Create—>Lines —>A cs-+By End KPs & Rad orqali birinchi, aylanaga tegishli 2 ta r jqta belgilanadi va OK tugmasi bosiladi; ikkinchi avlana ma ,iazi belgilanadi OK tugmasi bosiladi; uchinchi aylana radiusi kir tiladi OK tugmasi bosiladi. Biz radiusning qiymatini 0.1m bi likka teng deb olamiz (8.12-rasm).
8.12-rasm

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Natijada bizda 8.13-rasmdagi chizma hosil boiadi.


8.13-rasm
63

4. 
   qadam. Hosil bo‘lgan chiziqlar orqali soha hosil qilish. Modeling—»Create—>Areas —> Arbitrary—*By Lines с chiziqlar tanlanadi va OK tugmasi bosiladi (8.14-rasm).
   

8.14-rasm
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Natijada bizda 8.15-rasmdagi chizma hosil bo‘ladi.


8.15-rasm



Shu bilan masalaning geometrik chizmasi hosil qilindi.
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4. 
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   8.16-rasm
   Bizda Smart Size ni 3 ga qo‘yib, sohani maydalash (Areas) tanlangan. Bunda chekii element turi uchburchak (Tri) tanlangan, Mesh tugmasi bosaladi hamda sohani tanlab, OK tugmasi bosiladi. Natijada, soha 8.17-rasmdagi kabi uchburchakli chekii elementlar bilan qoplanadi (1-HoIat).
   

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   adam Hosil bo‘lgan sohani chekii elementlarga ajratish. Meshing—>Mesh Tool orqali chekii elementning turi va ular joylashi shining zichligi belgilanadi (8.16-rasm).
   
5. 
   

8.17-rasm

4. 
   qadatn. Kerakli chegaraviy shartlar o‘rnatish.
   

Simmertiya shartinini qo'yish uchun Loads—>Define Loads—> Apply—* Structural—displacement—>Syminetry
B.C.—> ON Lines ketma-ketiikdan so‘ng, kerakli chiziqlar tanlanadi va OK tugmasi bosiladi.
K uch qo‘yish uchun Loads—>Defme Loads—>Apply—» Structural—> Pressure—»ON Lines ketma-ketlikdan so‘ng, keraldi chiziq tanlanadi va OK tugmasi bosiladi. Natijada 8.18- rasmdagi muloqot oynasi ochiladi. Unda kuch miqdori kiritilib, OK tugmasi bosiladi. Kuchdagi ishorasi kuchning yuqoriga yo‘naltirilganini anglatadi.
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r»!H Vnfeime Inh-Natijada, 8.19-rasmdagi kabi chizmaga ega bo‘lamiz. Bu rasmdagi X va Y o‘qlari, ustidagi S belgisi simmetriyani; yuqoriga

8.19-rasm



Shu bilan masalani yechishning preprotsessor bosqichi yakunlanadi.
Endi masalani yechish tizimning protsessor bosqichiga o‘tiladi.

4. 
   qadant. Masalani yechish uchun
   

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olution—>-Solve—►Current LS ketma-ketligidan so‘ng OK (ugmasi bosiladi (8.20-rasm). Agar jarayon muvaffaqiyatli yakunlansa, 8.21-rasmdagi kabi xabar, aks holda xatolik xabari chiqariladi.
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8.22-rasin