kompozitais armuotos betoninės konstrukcijos - Vilniaus Gedimino ...

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Atsakymai
1.1. M cr
= 7,5 kN; κ cr
= 0,476 km –1 .
1.2. M y = 46,7 kN; κ y = 9,73 km –1 .
1.3. M max
= 40,0 kN; κ max
= 8,15 km –1 .
2.1. l tr = 4,0 cm; l cr,max = 8,0 cm.
2.2. w max = 0,066 mm.
3.1. M cr
= 6,3 kNm.
3.2. f fb,r = 0,919 MPa.
3.3. σ s
= 31,646 MPa.
3.4. w max
= 17,67 ·10 –5 m.
Rekomenduojamoji literatūra
Campione, G. 2008. Simplified flexural response of steel fiber reinforced concrete beams,
ASCE Journal of Materials in Civil Engineering 20(4): 283–293.
Kaklauskas, G. 2001. Integral Flexural Constitutive Model for Deformational Analysis of Concrete
Structures: monograph. Vilnius: Technika. 139 p.
Kaklauskas, G. 2004. Flexural layered deformational model of reinforced concrete members,
Magazine of Concrete Research 56(10): 575–584.
Naaman, A. E. 2003. Strain hardening and deflection hardening fiber reinforced cement
composites, RILEM Workshop on High Performance Fiber Reinforced Cement Composites,
95–113.
Nataraja, M. C.; Dhang, M.; Gupta, A. P. 1999. Stress strain curve for steel-fiber reinforced
concrete under compression, Cement & Concrete Composites 4(1): 383–390.