Results 41 to 50 of about 7,983 (169)

Evaluation of Seismic Performance of Reinforced Concrete Frames Retrofitted with Buckling-Restrained Brace Under Near-Fault Earthquakes [PDF]

پژوهش‌های زیرساخت‌های عمرانی, 2017
Records of near-field earthquakes due to the closely location of the source wave propagation has special properties That their behavior makes them more different than other records.
Mohammad Reza Valipour, Beytollah Badarloo   +1 more
doaj   +1 more source

A Smart Alcoholmeter Sensor Based on Deep Learning Visual Perception

Sensors, 2022
Process automation, in general, enables the enhancement of productivity, product quality, and consistency alongside other production metrics. Liquor production on an industrial scale also follows the automation trend.
Savo D. Icagic, Goran S. Kvascev
doaj   +1 more source

Fire Behavior of the Assembled Monolithic Hollow-Ribbed Slabs

Advances in Civil Engineering, 2019
This paper presents the results from the furnace tests conducted on two assembled monolithic hollow-ribbed (AMH) slabs consisting of the open box and the covered box, respectively.
B. Li, Y. Q. Lin, H. L. Zhang, M. J. Ma
doaj   +1 more source

Experimental and Analytical Investigation on Flexural Retrofitting of RC T-Section Beams Using CFRP Sheets

Applied Sciences, 2020
The large portfolio of aging highway bridges worldwide includes many reinforced concrete T-section beams with various levels of damage and degradation.
Yannian Zhang, Moncef L. Nehdi
doaj   +1 more source

Impact of retrofitting work on vulnerability reduction of local buildings in Kabul, Afghanistan

Jàmbá, 2021
Rapid urbanisation of Afghan cities without proper construction regulation has exposed their population to a high risk of damage from disasters such as earthquakes.
Mohsen Mohammadi, Toshio Fujimi
doaj   +1 more source

Effect of fire insulation on the fire performance of concrete beams strengthened with CFRP sheets bonded using by magnesium phosphate inorganic adhesive

Case Studies in Thermal Engineering
The fire safety of carbon fiber reinforced polymer (CFRP)-strengthened concrete structures is often compromised owing to the thermal vulnerability of conventional epoxy-based adhesives.
Kai Yan, Xi Yu, Pengfei Ren, Cong Wang, Ruixin Zhang, Xin Zhang   +5 more
doaj   +1 more source

Optimizing microbial grouting for vertical concrete crack sealing

Results in Engineering
Microbial grouting technology offers an effective solution for sealing vertical concrete cracks, particularly in underground structures prone to water leakage.
Qiang Jia, Jun Li, Yucheng Wang
doaj   +1 more source

Evaluation of the Hydropower Generation Potential of a Dam Using Optimization Techniques: Application to Doma Dam, Nassarawa, in North Central Nigeria

Slovak Journal of Civil Engineering, 2017
Optimization models have been developed to maximize annual energy generation from the Doma dam, subject to the constraint of releases for irrigation, ecological purposes, the water supply, the maximum yield from the reservoir and reservoir storage.
Salami Adebayo Wahab, Sule Bolaji Fatai, Adunkpe Tope Lacroix, Ayanshola Ayanniyi Mufutau, Bilewu Solomon Olakunle   +4 more
doaj   +1 more source

Axial Compression Behavior of Wall-like Reinforced Concrete Columns Retrofitted Using Different FRP Schemes

Buildings, 2022
Experimental and numerical investigations on the retrofitting of half-scale wall-like reinforced concrete (RC) columns were conducted. The axial compressive behavior of the control un-strengthened wall-like RC column (having a section aspect ratio of ...
Husain Abbas, S. M. Ibrahim, Naif Al-Hazmi, Hussein Elsanadedy, Tarek Almusallam, Yousef Al-Salloum   +5 more
doaj   +1 more source

High temperature-resistance modification of the magnesium phosphate inorganic adhesive and its bond properties between CFRP sheets and concrete

Case Studies in Construction Materials
The carbon fibre reinforced polymer (CFRP)-strengthened concrete structures are faced with the great threat of fire due to the vulnerability of the epoxy organic adhesive to high temperature.
Shuwen Liu, Kai Yan, Pengfei Ren, Xingyan Shang, Xin Zhang   +4 more
doaj   +1 more source