KR20080002410A - 인장시험과 유한요소법을 이용한 고 변형률에 대한 진변형률-진응력 곡선의 획득 방법 및 이를 이용한 인장 시험기 - Google Patents
인장시험과 유한요소법을 이용한 고 변형률에 대한 진변형률-진응력 곡선의 획득 방법 및 이를 이용한 인장 시험기 Download PDFInfo
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- KR20080002410A KR20080002410A KR1020060061245A KR20060061245A KR20080002410A KR 20080002410 A KR20080002410 A KR 20080002410A KR 1020060061245 A KR1020060061245 A KR 1020060061245A KR 20060061245 A KR20060061245 A KR 20060061245A KR 20080002410 A KR20080002410 A KR 20080002410A
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0075—Strain-stress relations or elastic constants
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Abstract
Description
i | (N) | (N) | ||||
1 | 0.128 | 405.34 | 10950 | 10951 | 405.34 | 0.00% |
2 | 0.209 | 431.39 | 10867 | 10820 | 433.24 | 0.43% |
3 | 0.279 | 447.48 | 10799 | 10611 | 455.4 | 1.74% |
4 | 0.385 | 466.28 | 10646 | 10194 | 486.94 | 4.25% |
5 | 0.486 | 480.29 | 10448 | 9741 | 515.16 | 6.77% |
6 | 0.608 | 494.14 | 10170 | 9155 | 548.94 | 9.98% |
7 | 0.779 | 509.96 | 9697 | 8308 | 595.23 | 14.32% |
8 | 0.977 | 524.77 | 9119 | 7341 | 651.87 | 19.50% |
9 | 1.203 | 538.86 | 8429 | 6282 | 723.04 | 25.47% |
10 | 1.390 | 548.84 | 7850 | 5472 | 787.37 | 30.29% |
Number of iterations | Maximum error |
0 | 30.29% |
1 | 6.04% |
2 | 3.96% |
3 | 0.89% |
4 | 0.38% |
Claims (1)
- , , () 등에 의하여 정의된 재료의 유동응력 정보와 완전 인장시험 해석모델을 이용하여 인장시험을 해석하고, ()에서 인장하중의 실험치와 예측치를 비교하여 수렴 여부를 확인하며, 수렴되지 않았을 경우 해석결과로부터 을 구하여 로 치환하고 ()를 계산하는 제5단계와;다시 상기 제4단계로 돌아가서 n회 반복하여 진행하는 제7단계를 포함한 것 을 특징으로 하는 인장시험과 유한요소법을 이용한 고 변형률에 대한 진변형률-진응력 곡선의 획득 방법.
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KR1020060061245A KR100948035B1 (ko) | 2006-06-30 | 2006-06-30 | 인장시험과 유한요소법을 이용한 고 변형률에 대한 진변형률-진응력 곡선의 획득 방법 및 이를 이용한 인장 시험기 |
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KR1020060061245A KR100948035B1 (ko) | 2006-06-30 | 2006-06-30 | 인장시험과 유한요소법을 이용한 고 변형률에 대한 진변형률-진응력 곡선의 획득 방법 및 이를 이용한 인장 시험기 |
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KR20080002410A true KR20080002410A (ko) | 2008-01-04 |
KR100948035B1 KR100948035B1 (ko) | 2010-03-19 |
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