Results 21 to 30 of about 14,808 (211)

Dynamic Analysis of 110 kv Double-circuit Compound High-strength Hollow Mezzanine Concrete-filled Steel Tube Pole

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract Combined with the simplified mechanical model of the pole-line system, the dynamic stability of 110kV hollow mezzanine concrete pole is analyzed and its dynamic equation is established. The main resonance mode in the plane is analyzed by the approximate analytical method, and the stability is determined and solved by the ...
Li Xingeng   +3 more
openaire   +1 more source

Experimental investigation on the bamboo-concrete filled circular steel tubular stub columns [PDF]

open access: yes, 2018
[EN] Concrete-filled steel tubes have been widely used all over the world due to their superior structural behaviour. To promote the use of ecofriendly materials and to reduce the use of concrete, this paper presents an innovative type of composite ...
Gan, Dan   +3 more
core   +1 more source

Fire responses and resistance of concrete-filled steel tubular frame structures [PDF]

open access: yes, 2010
This paper presents the results of dynamic responses and fire resistance of concretefilled steel tubular (CFST) frame structures in fire conditions by using non-linear finite element method.
Buchanan A. H.   +8 more
core   +1 more source

Behavior of Hollow Thin Welded Tubes Filled with Sand Slag Concrete

open access: yesAdvances in Materials Science and Engineering, 2016
This paper presents the axial bearing capacity of thin welded rectangular steel stubs filled with concrete sand. A series of tests was conducted to study the behavior of short composite columns under axial compressive load; the cross section dimensions ...
Noureddine Ferhoune   +2 more
doaj   +1 more source

Compression Behavior of CFST Stub Columns with Holes

open access: yesAdvances in Civil Engineering, 2020
Holes are always opened in the steel tubes during the inspection and revision of initial concrete imperfections in concrete filled steel tubular (CFST) columns.
Yanhua Liu, Qingxin Ren, Yuqing Li
doaj   +1 more source

Biaxial bending of slender HSC columns and tubes filled with concrete under short- and long-term loads: II) Verification

open access: yesIngeniería e Investigación, 2014
An analytical method that calculates both the short- and long-term response of slender columns made of high-strength concrete (HSC) and of tubes filled with concrete with generalized end conditions that are subjected to transverse loads along the span ...
Jose A. Rodríguez-Gutiérrez   +1 more
doaj   +1 more source

Improving interface bonding of double-skinned CFST columns [PDF]

open access: yes, 2013
It has been demonstrated that high-strength concrete (HSC) is able to improve the strength-to-weight ratio of reinforced concrete columns and maximise the usable areas of tall buildings.
BSI   +6 more
core   +1 more source

A unified formulation for circle and polygon concrete-filled steel tube columns under axial compression [PDF]

open access: yes, 2013
Current design practice of concrete-filled steel tube (CFST) columns uses different formulas for different section profiles to predict the axial load bearing capacity.
Li, Yuting   +3 more
core   +1 more source

Experimental and Numerical Investigation of Concrete-Filled Tube Beams: A Review Paper

open access: yesJournal of Engineering
Concrete-filled steel tubes (CFST) are structural members consisting of hollow steel tubes filled with concrete. Both steel and concrete work together to provide several advantages.
Ali M. Abdulridha, Salah R. Al Zaidee
doaj   +1 more source

Collapse Behaviour of a Concrete-Filled Steel Tubular Column Steel Beam Frame under Impact Loading

open access: yesAdvances in Materials Science and Engineering, 2021
The progressive collapse of a concrete-filled steel tubular (CFST) frame structure is studied subjected to impact loading of vehicle by the finite-element software ABAQUS, in the direct simulation method (DS) and alternate path method (AP), respectively.
Lian Song   +4 more
doaj   +1 more source

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