SS-V：1190 半円穴のあるプレートの応力集中

テスト番号VS20 半円穴のあるプレートの応力集中を求めます。

定義

Figure 1.


プレートの一端を固定し、もう一端には1psiの圧力荷重を与えます。単位はIPSです。
モデル寸法
a = 1 in
H = 5 in
r = 0.5 in
h =0.1 in
H/r = 10

結果

  • σ m a x =   k σ n o m MathType@MTEF@5@5@+= feaahqart1ev3aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaaeaaaaaaaaa8 qacqaHdpWCdaWgaaWcbaGaamyBaiaadggacaWG4baabeaakiabg2da 9iaacckacaWGRbGaeq4Wdm3aaSbaaSqaaiaad6gacaWGVbGaamyBaa qabaaaaa@42C3@
  • K t   ≅ 3.125   MathType@MTEF@5@5@+= feaahqart1ev3aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaaeaaaaaaaaa8 qacaWGlbGaamiDaiaacckacqGHfjcqcaaIZaGaaiOlaiaaigdacaaI YaGaaGynaiaacckaaaa@3EFC@
  • σ n o m   =   1   p s i MathType@MTEF@5@5@+= feaahqart1ev3aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaaeaaaaaaaaa8 qacqaHdpWCdaWgaaWcbaGaamOBaiaad+gacaWGTbaabeaakiaabcca cqGH9aqpcaqGGaGaaGymaiaabccacaWGWbGaam4CaiaadMgaaaa@416A@
以下の表は、応力の結果をまとめたものです。
理論1 SimSolid %差異
最大主応力 3.125 3.096 -0.93
1 Pilkey, W.D., Pilkey, D.F. and Bi, Z. (1997) Peterson's stress concentration factors.2nd edition.Hoboken, NJ: John Wiley & Sons, Inc.