3 2 Vol.3 No.2 204 2 Feb. 204 ENGINEERING MECHANICS 96 000-4750(20402-0096-07 (400074 Hogesad ADINA ADINA U445.7 A do: 0.6052/.ss.000-4750.202.09.0685 NONLINEAR CREEP ANALYSIS METHOD FOR CONCRETE STRUCTURES HUANG Ha-dog, XIANG Zhog-fu (Shool of Cvl Egerg & Arheure, Chogqg Jaoog Uversy, Chogqg 400074, Cha Absra: The oree olear reep osuve rule ad he aalyss ehod have suded for he aurae alulao of a log-er defleo ad for he sressed odo of he oree sruures wh defes. Based o he olear elas reep law, he sress sofeed oeffe s dued aordg o a Hogesad odel, ad a ew olear reep osuve odel s preseed. By he al sra ehod, he reep reeal sra erao s aoplshed, osderg he oree aeral olear effes. The lear ouplg bewee reep ad rakg s assued for akg o aou he develope of rakg wh e. The ew aeral-odel s pleeed o he Ada user-suppled subroue. Through oparg he aalyal resuls o he lassal expereal resuls, s verfed ha he alulao ehod s relable. Key words: oree sruures; Nolear reep; Seared rakg odel; Ial sras ehod; ADINA seodary develope www.aeo.org. 0.4 [] 2 [23] 3 [4] 4 [5] [6] 202-09-20202--6 863 (2008AAZ02 978(E-al: hhdhao@63.o. 960(E-al: xzf6058@qu.edu..
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00 (26 { R } 0 2 Fg.2 Uaxal sra-sress relaoshp subeed o Tesle R R 4 ADINA KEY 2 INTER -d 3 e KEY 3 { } [ D ] E[ A] (28 { } [ D] E u www.aeo.org. sra TIME ETIMV T k (29 TIME ETIMV ADINA AUI Tk ada ( 3 DEPS sra eps DEPS (30 5 5. ADAM MITZEL [0] 8 25 0.54d R 30.5MPa 0.6 0.7 0.8 3 5 4d 50d 2 35% 3Dsold 8.3MPa2.4MPa 24.4MPa 4 eps -d d -d 3 Fg.3 Deforao ree wh oe e sub-sep
0 0.7R 0.8R Table Maeral paraeers of oree Fg.4 STRES5-ZZ RS CALC TLME 69-06.950 0 7 2.050 0 7 2.50 0 7 2.250 0 7 2.350 0 7 2.450 0 7 2.550 0 7 STRES5-ZZ RS CALC TLME 69-06 2.200 0 7 2.300 0 7 2.400 0 7 2.500 0 7 2.600 0 7 2.700 0 7 2.800 0 7 4 Fe odel ad he axal sress paer subeed o appled load 5 50d 0.6R0.7R 0.8R 550με2009με 2903με 499με 88με 2867με 6% 5 Fg.5 The daa of he spees opared wh he FEM odel 5.2 Glber Glber [] 2002 6 (B 350 34( 4( D 6 6 4d 3 B-a P 8.6kNB-b P.8kN /MPa 7d 4d 2d 28d 2.9 8.3 23. 24.8 2 2.6 2.8 2. 22.8 24 25 3Dsold russ /2 7 B-aB-b 400d 2.7.4.47.0 5.8%5.4% Glber B-a 0. 400d 0.28 23 65 8 400d 7 Fg.7 Coparso of FEM ad expereal e-depede d-spa defleos www.aeo.org. 30 6 / Fg.6 Bea spee uder susaed bedg (a B-a (b B-b 8 Fg.8 Coparso of FEM ad expereal e-depede rak paer
02 9 B-b 2.6MPa 3.8MPa.6MPa 400d 0.5MPa 9 (B-b Fg.9 Te-depede sress o he ross-seo of d-spa (B-b 6 ( Hogesad - (2 (3 ADINA (4 [],,,. [J]., 2002, 9(2: 6. Feg Mghu, Lü Hexag, L Gao, e al. A ufed vso-elas-plas osuve odel for oree deforao [J]. Egeerg ehas, 2002, 9(2: 6. ( Chese [2] Ruz M. F, Muo A, Gabarova P G. Relaoshp bewee olear reep ad rakg of oree uder uaxal opresso [J]. Joural of Advaed Coree Tehology, 2007, 5(3:. [3] Joško Ožbol, Has-Wolf Rehard. Susaed loadg sregh of oree odeled by reep-rakg erao [J]. Oo-Graf-Joural, 200, 2: 920. [4],,. [J]., 2005, 45(: 227. Lu Haheg, Sog Yupu, Wu Zh, A aalyal ehod for sress feld of assve oree osderg eperaure effe [J]. Joural of Dala Uversy of Tehology, 2005, 45(: 227. ( Chese [5] Zdeek P Baža, K Sag-sk. Nolear reep of oree-adapo ad flow [J]. Joural of he Egeerg Mehas Dvso, 979, 05(3: 429 446. [6] Kak Te Chog, Sephe J Foser, R Ia Glber. Te-depede odelg of RC sruures usg he raked ebrae odel ad soldfao heory [J]. Copue Sruure, 2008, 86: 30537. [7] Beboudea F, Mefahb F, Torre M. Ierao bewee dryg, shrkage, reep ad rakg pheoea oree [J]. Egeerg Sruures, 2005, 27: 239250. [8] Hesha Dab, Wu Zhshe. Nolear osuve odel for e-depede behavor of FRP-oree erfae [J]. Coposes See ad Tehology, 2007, 67: 23232333. [9]. [J]., 983, 5: 4046. Zhu Bofag. A pl ehod for he sress aalyss of oree sruures osderg he effe of reep [J]. Shul Xuebao, 983, 5: 4046. ( Chese [0] Ada Mzel, Mkola Klapo. Tess o he No-Lear Creep of Coree [J]. Buld S, 968, 3: 6. [] Glber R I, Nead S. A expereal sudy of flexural rakg refored oree ebers uder susaed loads [R]. New Souh Wales: UNICIV Repor No. R-435, 2004: 38. [2] Krzyszof Klepka. Mehods of alulag oree sra akg o aou he olear reep [J]. Tehal Sees, 2008, : 450. www.aeo.org.