Issue 15

I. S 48 tha For usi fric a sm jog Th qua tem C O roo bet tem loa inc tak sub con rate Va hav frac elem def mo coa and hel R E [1] [2] [3] [4] [5] [6] [7] [8] [9] T . Raju et alii, Fr t plane strain the extent ng a stress-fr tion in the a ooth edge u gle yield the l e effect of th ntified becau peratures is NCLUDING he Spac panels t panels. t cause inve ween adjacen perature dist ding conditio reased values en, and the strate defect ducted for e s were used rious parame e been ident ture mechan ent models ect driving f de fracture ting/substra edge intera ped in under FERENCES N. F. Knigh USA, (2010 N. F. Knigh USA, (2010 D. R. Philli USA, (2010 N. F. Knigh USA, (2010 N. F. Knigh No. AIAA- I. S. Raju, D USA, (2010 Anon, ABA RI (2007). E. F. Rybick I. S. Raju, E attura ed Integri is the boun of ply convo ee temperatu nalysis affect sing zero fri owest G T val e variables in se enough R much more c R EMARKS e Shuttle wi hat experienc Global struc stigation of t t panels and ribution was n, the thro in the vicini cross section s were intro ntry peak hea to characteriz ters that affe ified. In thi ics analyses, of the slip-s orces were c criterion w te transition ction. The f standing poss t, Jr., I. S. R ) No. ICCES t, Jr., I. S. R ) No. ICCES ps, I. S. Raju ) No. ICCES t, Jr., K. Son ) No. ICCES t, Jr., K. Son 2010-2688. . R. Phillips, ) No. AIAA- QUS Analys i, M. F. Kan ngineering F tà Strutturale, 1 ding case. F lutions, inclu re that incre s the results; ction yields h ues. the gray clo CC material omplex than ng-leading ed e extreme h tural and loc his coating T-seals that applied to a ugh-the-thick ty of the slip was analyz duced. Var ting and on- e the defects ct the drivin s paper, the interface, su ide joggle re omputed usi as considere region, fiber racture mech ible factors a aju, K. Song 10200912241 aju, K. Song 10200912241 , N. F. Knig 10200912241 g, I. S. Raju 10200912241 g, I. S. Raju, N. F. Knigh 2010-2689. is User’s Man ninen, Engin racture Mech 5 (2011) 35-49 or the exten ding knuckle ases the  T y high values f igher G T valu uds (i.e., defe was not avail at room tem ge consists eating, spalla al fracture m spallation an bridge the g representativ ness normal -side joggle s ed using pla ious size de orbit cold co . This paper g force of de effects of de bstrate, and gion. 3D an ng the Virtu d. Paramete bridging, ply anics analysi nd scenarios , D. R. Philli 63. , D. R. Philli 64. ht, Jr., K. So 65. , D. R. Philli 66. In: Proceedi t, Jr., K. Song ual: Volume eering Fractu anics, 28 (19 ; DOI: 10.3221/I t of fiber bri s, voids, etc ields higher or the coeffi es. For craz ct growth m able to perfo perature. of panels th tion of coati echanics ana omaly. The aps between e panel, and stresses sho houlder. As ne-strain ana fects were c nditions. De presents som fects present fect initiatio combined d alyses showe al Crack Clo rs that affe convolution s results wer that contribu ps, In: Proce ps, In: Proce ng, In: Proce ps, In: Proce ngs of the 51 , In: Proceed s I – VI, Ver re Mechanic 87) 251. GF-ESIS.15.05 dging, includ . yields highe G T values. F cient of fricti e crack orien odel and non rm compreh at are made ng was obse lyses were p global struct the panels f the resulting wed negligi such, a repre lysis. In the onsidered. fect driving e of the frac in the Spac n site and de efects were i d that the pl sure Techni ct the defec s, stress-free e ultimately u te to the RC edings of th edings of th edings of th edings of th st AIAA SDM ings of the 5 sion 6.7, Das s, 9(4) (1977) ing fiber bri r G T values. or craze cra on yield low tation, craze linear stress- ensive testing of reinforce rved in the s erformed on ural analyses or entry ther stress distrib ble variation sentative spa plane-strain Plane-strain forces in term ture mechan e Shuttle win fect size wer ntroduced in ane-strain ca que, and the t driving f temperature sed to defin C spallation e ICCES ’10 e ICCES ’10 e ICCES ’10 e ICCES ’10 Conferenc 1 st AIAA SD sault Systèm 931. dging yields For stress-f ck edge inter er G T values, cracks orient strain respon , and also, te d carbon-car lip-side jogg these panels showed min mal conditio ution was exa in the chor n-wise slice models, bo finite elemen s of the stra ics analyses a g-leading-edg e briefly pre to the 2D p se is the bou Benzeggagh orce include , and craze c e tests and t anomaly. Conference, Conference, Conference, Conference, e, Orlando, F M Conferen es Simulia Co lower G T val ree temperat action, includ while simula ed normal to se) could no sting at elev bon. On so le regions of as a part of imal interac ns. A bound mined. For d direction on the panel th interface t analyses w in energy rel nd results. e joggle regi sented. For lane-strain fi nding case. -Kenane mix effects of rack orienta est methods Las Vegas, N Las Vegas, N Las Vegas, N Las Vegas, N L, USA, (20 ce, Orlando, rp., Provide ues. ure, ing ting the t be ated me the the tion ing this and was and ere ease ons the nite The ed- the tion and V, V, V, V, 10) FL, nce,