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Keywords: centrifuge
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Journal Articles
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. July 2021, 44(4): 884–911.
Paper No: GTJ20190169
Published Online: July 1, 2021
...Saptarshi Kundu; B. V. S. Viswanadham The objective of this article is to present the design details and performance of an in-flight actuator for simulating dynamic compaction (DC) at enhanced gravities in a geotechnical centrifuge. The developed actuator is equipped with an automatized lifting...
Journal Articles
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. May 2018, 41(3): 590–600.
Paper No: GTJ20160297
Published Online: February 20, 2018
... been developed as an alternative to the static approaches to reduce the duration of consolidation tests, these methods are expensive and require huge centrifuges. Moreover, the focus for these centrifuges is more on research than on practical applications. This study discusses the applicability...
Journal Articles
Publisher: ASTM International
Article Type: Technical Notes
Geotech. Test. J.. January 2018, 41(1): 207–217.
Paper No: GTJ20160275
Published Online: December 8, 2017
... (the axis-translation method) is time consuming. This study combines two relatively new but established methods (centrifuge and chilled mirror psychrometer) to find a rapid and reliable way to obtain the SWCC for a large range of suctions. For comparison, the SWCC was also independently measured using...
Journal Articles
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. January 2018, 41(1): 72–91.
Paper No: GTJ20160254
Published Online: December 8, 2017
...Dipankana Bhattacherjee; B. V. S. Viswanadham The objective of this paper is to present the design details and performance of an actuator for simulating in-flight rainfall at enhanced gravity levels in centrifuge. The developed simulator is capable of inducing in-flight rainfall of various...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. September 2015, 38(5): 631–644.
Paper No: GTJ20140231
Published Online: September 9, 2015
... methodology whereby the transparent soil and laser aided imaging technique are translated to the centrifuge environment. This has a considerable benefit such that increased stresses are provided, which better reflect the prototype condition. The paper describes the technical challenges associated...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. May 2015, 38(3): 261–274.
Paper No: GTJ20140184
Published Online: May 6, 2015
... do not capture the full amplitude content of dynamic signals in centrifuge experiments. This is due to under-sampling and the sensor’s frequency-dependent response. A minimum sampling rate of 3000 samples per second is recommended in centrifuge testing to avoid under-sampling and capture frequencies...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. March 2015, 38(2): 150–165.
Paper No: GTJ20140101
Published Online: March 10, 2015
... available in the literature are related to the K 0 occurring for a given OCR during unloading, and do not take into account the unloading–reloading effect that may be present in centrifuge tests. In this paper, the relationship between the coefficient of lateral earth pressure at rest, K 0...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. March 2015, 38(2): 243–254.
Paper No: GTJ20140121
Published Online: March 10, 2015
...Benny Malengier; Gemmina Di Emidio; Herman Peiffer; Maria-Cristina Ciocci; Pavol Kišon Centrifuges have been used in many ways to determine permeabilities, as they can significantly shorten testing times in low-permeable soils. Typically equilibrium profiles, inflow–outflow measurements, or direct...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. September 2014, 37(5): 733–747.
Paper No: GTJ20130116
Published Online: September 22, 2014
... of vegetation on slope stability have been recently investigated using centrifuge, contributions of plant-induced suction are ignored. In order to simulate transpiration-induced suction in a centrifuge model test, a novel root system that enables suction to be induced and controlled at high-g are developed...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. November 2013, 36(6): 915–928.
Paper No: GTJ20130044
Published Online: September 17, 2013
...S. A. Stanier; D. J. White This paper describes a new apparatus and techniques for performing deformation measurements using particle image velocimetry in the centrifuge environment. The new system includes camera, lighting, and control equipment that facilitates image capture at least 30 times...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. November 2012, 35(6): 1–16.
Published Online: October 3, 2012
... centrifuge tests with dynamic loading on a model tunnel was, therefore, carried out at the Schofield Centre of the Cambridge University Engineering Department (CUED). Four samples of dry uniform fine sand were prepared at two different densities, in which an aluminum-alloy tube was installed at two different...
Journal Articles
Publisher: ASTM International
Article Type: Technical Notes
Geotech. Test. J.. November 2010, 33(6): 507–513.
Published Online: November 1, 2010
..., connecting shaft, and bearings. Various features of the MDSS setup along with its design procedure are described. Calibration and performance tests were performed in a large beam geotechnical centrifuge facility available at Indian Institute of Technology Bombay for inducing differential settlement using...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. July 2009, 32(4): 325–334.
Published Online: July 1, 2009
...J. Hao; R. D. Neilson; A. Ivanović; J. Li; A. J. Starkey; A. A. Rodger; M. C. R. Davies The design of a novel robot for the dynamic testing of ground anchorages in a geotechnical centrifuge is presented. The structure tested comprises nine pretensioned anchorages in a 3×3 array, installed in dry...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. September 2007, 30(5): 349–359.
Published Online: September 1, 2007
...Nason J. McCullough; Stephen E. Dickenson; Scott M. Schlechter; Jonathan C. Boland Five pile-supported wharf models were dynamically tested in a large-scale geotechnical centrifuge at UC Davis, California. Models representing pile-supported wharf configurations common in the United States were...
Journal Articles
Publisher: ASTM International
Article Type: Technical Notes
Geotech. Test. J.. September 2007, 30(5): 427–431.
Published Online: September 1, 2007
...Anirban De; Thomas F. Zimmie The effects of surface blasts on underground structures were studied through centrifuge model tests. Centrifuge scaling relationships make it possible to model the effects of large explosions, using a relatively small quantity of explosives under a high g-level...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. March 2007, 30(2): 124–132.
Published Online: March 1, 2007
... and in a geotechnical centrifuge at up to 120g. Calibration tests in a modified triaxial apparatus showed that the accuracy of the TPTs under loading, unloading, cyclic loading, and sustained loading was better than 92.5%. The initial readings of the TPTs were also found to change only slightly on transfer among air...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. January 2007, 30(1): 60–68.
Published Online: January 1, 2007
...M Hajialilue-Bonab; JL Chazelas; D Levacher Most of the experimental work carried on pile behavior on centrifuge has been limited to monotonic or cyclic loading, or both. As dynamic loads generated by shocks and earthquakes are difficult to model in centrifuge, not much work has been reported...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. September 2006, 29(5): 355–364.
Published Online: September 1, 2006
...O Cinicioglu; D Znidarčić; H-Y Ko This paper presents a new centrifugal testing method that has been developed to observe the effects of void ratio and overconsolidation ratio on the generation of undrained shear strength in cohesive soils. This new method provides soil profiles of constant...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. May 2006, 29(3): 223–229.
Published Online: May 1, 2006
...N Indrasenan Thusyanthan; SP Gopal Madabhushi; S Singh This paper presents the use of the model waste developed in the companion paper, “Centrifuge modeling of solid waste landfill systems—Part 1: Development of a model municipal solid waste,” in centrifuge testing. Two centrifuge tests were...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. May 2006, 29(3): 217–222.
Published Online: May 1, 2006
... and fraction-E fine sand. Unit weight, compressibility, and shear strength characteristics of the model waste were experimentally determined and shown to match well with those reported for MSW. 03 11 2003 08 12 2005 25 01 2006 municipal solid waste modeling centrifuge landfills...