Results 81 to 90 of about 43,507 (301)

Post-earthquake assessment of moderately damaged reinforced concrete plastic hinges

open access: yes, 2020
Modern reinforced concrete buildings are often designed to dissipate energy during strong earthquakes by permitting the controlled formation of plastic hinges. Plastic hinges require assessment of residual capacity in post-earthquake situations. However,
Marder, K   +3 more
core   +1 more source

Failure characteristics analysis of the inclined interlayer during water‐soluble cavity construction of underground salt caverns for large‐scale energy storage

open access: yesDeep Underground Science and Engineering, EarlyView.
In the process of water‐soluble cavern construction of salt cavern energy storage, since the interlayer does not dissolve in water easily, sudden collapse will cause engineering accidents such as bending and damage of the inner tube of the cavern.
Zenghui Zhao   +5 more
wiley   +1 more source

Analyses of strong motion earthquake accelerograms, Volume III - Response spectra; Part T - Accelerograms IIT274 through IIT293 [PDF]

open access: yes, 1975
This is one of a series of reports presenting earthquake response spectrum curves calculated from corrected accelerograms. In the preface to the first part, Volume III, Part A, Report No.
Earthquake Engineering Research Laboratory,
core  

Nonlinear analysis of an historical building under earthquake loading

open access: yes, 2014
Palazzo Marchesale in San Giuliano di Puglia (Italy) is an old masonry structure hosting the new City Hall. It is quite complex and characterized by several parts with different height and foundation levels, arranged around an internal court.
Buffarini, G.   +4 more
core   +1 more source

An assessment of stress and production rate of sucker rod heat pipes in oil well pumping system

open access: yesDeep Underground Science and Engineering, EarlyView.
The sucker rod pumping system is the preferred oil extraction technique. The concept about equipping the hollow vacuum space in solid sucker rods with heat pipe has been scrutinized in terms of stress and oil production evaluation. Abstract The implementation of the heat pipe concept in sucker rods for oil pumping systems negates the requirement for an
R. S. Anand   +5 more
wiley   +1 more source

Simulation of 2009, Mw=4 Tehran earthquake using a hybrid method of modal summation and finite difference

open access: yes, 2012
The Greater Tehran area is the most important city of Iran and hosts about 20% of the country population. Despite the presence of major faults and the occurrence of historical earthquakes, nowadays the seismicity is relatively quite low and this enhances
Ghayamghamian, M. R.   +5 more
core  

Analyses of strong motion earthquake accelerograms, Volume III - Response spectra; Part F - Accelerograms IIF086 through IIF105 [PDF]

open access: yes, 1973
This is the sixth report of a series presenting earthquake response spectrum curves calculated from corrected ground accelerograms. In the Preface to the first part, Volume III, Part A, Report No.
Earthquake Engineering Research Laboratory,
core  

EVALUATING LIQUEFACTION POTENTIAL OF PUMICEOUS DEPOSITS THROUGH FIELD TESTING: CASE STUDY OF THE 1987 EDGECUMBE EARTHQUAKE

open access: yes, 2020
Pumice materials, which are problematic from an engineering viewpoint, are widespread in the central part of the North Island. Considering the impacts of the 2010-2011 Christchurch earthquakes, a clear understanding of their properties under earthquake ...
Pender, Michael   +3 more
core   +1 more source

Real‐time lithology identification while drilling based on drill cuttings image analysis with ensemble learning

open access: yesDeep Underground Science and Engineering, EarlyView.
A lithology identification while drilling method was developed, integrating an automated cuttings sampling system, a smart drilling rig, and an ensemble learning model. Underground trials achieved 97.42% accuracy in real‐time identification of cuttings lithology and composition, enhancing hazard management and supporting unmanned drilling technology in
Kun Li   +7 more
wiley   +1 more source

Analyses of strong motion earthquake accelerograms, Volume III - Response spectra; Part S - Accelerograms IIS255 through IIS273 [PDF]

open access: yes, 1974
This is one of a series of reports presenting earthquake response spectrum curves calculated from corrected accelerograms. In the preface to the first part, Volume III, Part A, Report No.
Earthquake Engineering Research Laboratory,
core  

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