Results 91 to 100 of about 221,130 (261)

Nonlinear analysis of the end zones of prestressed concrete girders [PDF]

open access: yes, 2017
Pretensioned concrete girders have been used for many years in construction. Nevertheless, optimization is still possible, especially regarding the anchorage zones.
Boel, Veerle   +3 more
core   +1 more source

Relationship between ae signal strength and absolute energy in determining damage classification of concrete structures [PDF]

open access: yes, 2006
The most efficient tools in real monitoring system is acoustic emission (AE). This technique can be used to identify the damage classifications in RC structure.
Abdullah, Siti Radziah   +2 more
core   +2 more sources

Statistical framework for condensation frosting incipience on smooth and nanostructured surfaces

open access: yesDroplet, EarlyView.
A statistical framework for frost incipience that considers the effect of surface wettability and captures the stochastic nature of both nucleation dynamics for condensation and droplet growth during the subsequent freezing process. Abstract Frost and ice formation on a solid surface is governed by nanoscale liquid‒solid intermolecular interactions ...
Jiazheng Liu   +8 more
wiley   +1 more source

Experimental Study on Failure Mode of Concrete Beams Strengthened with FRP Sheet

open access: yesMATEC Web of Conferences, 2016
The failure mode of the FRP reinforced concrete beam with different sheet length was investigated by experiments. The results indicate that, more cracks distributed on the bottom of the beam in the failure process of the FRP reinforced concrete structure.
Zhang Juanxia   +3 more
doaj   +1 more source

Studi Eksperimental Perilaku Sambungan Balok-Kolom Eksterior Beton Bubuk Reaktif Terhadap Beban Lateral Siklis

open access: yesJurnal Teknik Sipil, 2015
Reactive Powder Concrete is a new type of concrete that posseses an ultra high compressive strength. The primary component of Reactive Powder Concrete is very fine powder with high silica content to improve the concrete’s chemical reaction and its ...
Pio Ranap Tua Naibaho   +3 more
doaj   +1 more source

Review and prospects of shear test of bolted rock joints

open access: yesDeep Underground Science and Engineering, EarlyView.
The laboratory shear test equipment, test method, and numerical simulation of bolted rock joints were summarized. The shortcomings and limitations of the current research were analyzed, and the research prospects were proposed. Abstract Rock bolting is a critical approach in geotechnical engineering for supporting weak rocks.
Shulin Ren   +4 more
wiley   +1 more source

Mechanism and disaster control new technology of strong ground pressure manifestation in ultra‐large mining face

open access: yesDeep Underground Science and Engineering, EarlyView.
In response to the problem of strong mining pressure manifestation along the goaf roadway in a thick coal seam mining area, this study uses a new type of combined blasting roof cutting technology to effectively control the manifestation and deformation of mining pressure along the goaf roadway.
Xiaoding Xu   +6 more
wiley   +1 more source

Life cycle assessment of a column supported isostatic beam in high-volume fly ash concrete (HVFA concrete) [PDF]

open access: yes, 2010
Nowadays, a lot of research is being conducted on high-volume fly ash (HVFA) concrete. However, a precise quantification of the environmental benefit is almost never provided. To do this correctly, we adopted a life cycle (LCA) approach. By considering a
De Belie, Nele   +3 more
core  

Seismic analysis and design of tunnels within fault ground: A review

open access: yesDeep Underground Science and Engineering, EarlyView.
The research methods of seismic response of tunnels within fault ground, including field investigations, analytical solutions, physical experiments, and numerical simulations, and seismic countermeasures are discussed. The present study examines the shortcomings and limitations of the current research and design, and puts forward proposals for future ...
Xingda Wang   +6 more
wiley   +1 more source

PERENCANAAN GEDUNG PERKANTORAN/PERKULIAHAN UNIVERSITAS MUHAMMADIYAH MALANG DENGAN BALOK-LANTAI KOMPOSIT DAN KOLOM BAJA BERONGGA MENGACU "SPESIFICATION AISC-LRFD" [PDF]

open access: yes, 2006
Composite Construction. Many structural systems that can not be easily categorized according to the material used. Composite beam system as we often encounter.
HAMID, ABDUL
core  

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