Results 21 to 30 of about 151,970 (303)

Measurement of ground motion near piles during driving [PDF]

open access: yes, 2014
Two types of vibration damage caused by driving piles have been reported in the literature: direct structural damage and damage due to settlement.
Athanasopoulos-Zekkos, Adda   +4 more
core   +2 more sources

An intelligent hammer: a novel concept for automating nail and pile driving [PDF]

open access: yes, 2005
Some interesting novel ideas on how the compliance needs of manipulators may be met by changing the stiffness of a structure have been presented in a paper by Ang and Andeen [1].
Ilanko, Sinniah
core   +3 more sources

Combined impacts of elevated CO2 and anthropogenic noise on European sea bass [PDF]

open access: yes, 2016
There is another record in ORE for this publication: http://hdl.handle.net/10871/32962Ocean acidification (OA) and anthropogenic noise are both known to cause stress and induce physiological and behavioural changes in fish, with consequences for fitness.
Au   +56 more
core   +1 more source

Prediction and Optimization of Pile Bearing Capacity Considering Effects of Time

open access: yesMathematics, 2022
Prediction of pile bearing capacity has been considered an unsolved problem for years. This study presents a practical solution for the preparation and maximization of pile bearing capacity, considering the effects of time after the end of pile driving ...
Mohammadreza Khanmohammadi   +2 more
doaj   +1 more source

Field Tests to Investigate the Penetration Rate of Piles Driven by Vibratory Installation

open access: yesShock and Vibration, 2017
Factors directly affecting the penetration rate of piles installed by vibratory driving technique are summarized and classified into seven aspects which are driving force, resistance, vibratory amplitude, energy consumption, speeding up at the beginning,
Zhaohui Qin   +3 more
doaj   +1 more source

Screw pile design optimisation under tension in sand [PDF]

open access: yes, 2019
Many applications in offshore engineering, such as floating or jacket-founded wind turbines or wave energy converters, require a significant uplift capacity of their foundations to be kept in place.
Brown, Michael   +4 more
core   +2 more sources

A review of recent advances in permeable pipe pile

open access: yesYantu gongcheng xuebao, 2017
Soil compaction in the process of pile driving has always plagued engineers. How to speed up the dissipation of excess pore water pressure during the pile driving is the current research focus.
ZENG Chao-feng 1, 2, 3, 4, XUE Xiu-li 3, MEI Guo-xiong 1,2
doaj   +1 more source

Difficulties and measures of driving super long piles in Bohai Gulf

open access: yesTheoretical and Applied Mechanics Letters, 2015
Long piles of the ocean oil platform are usually manufactured as the integration of several segments, which have to be assembled one by one during installation.
Shuwang Yan   +3 more
doaj   +1 more source

Pile driving noise induces transient gait disruptions in the longfin squid (Doryteuthis pealeii)

open access: yesFrontiers in Marine Science, 2022
Anthropogenic noise is now a prominent pollutant increasing in both terrestrial and marine environments. In the ocean, proliferating offshore windfarms, a key renewable energy source, are a prominent noise concern, as their pile driving construction is ...
Seth F. Cones   +4 more
doaj   +1 more source

Amplitude and frequency control of a vibratory pile driver [PDF]

open access: yes, 2000
—This paper describes the digital control of a vibratory pile driver in which the vibration is generated via two tandem pairs of electrically driven, geared, contra-rotating eccentrics.
Bingham, Chris   +4 more
core   +1 more source

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