Errors and error control in centrifuge modelling
Apparatus for centrifuge modelling of twin-tunnel construction
... Fluid control system. Tunnel system The tunnelling system was based on a similar arrangement first described by Jacobsz (2002) and is shown in Figure 3. The tunnel cavity contains a fluid filled apparatus that ...
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An addendum for particle image velocimetry in centrifuge modelling
... 6 CONCLUSIONS This paper has provided an updated addendum for PIV analysis for geotechnical centrifuge modelling. Three examples have been presented. Important pa- rameters governing performance of hardware ...
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A centrifuge modelling study of the response of piled structures to tunnelling
... 2006); therefore, the accuracy of its estimation can range within an order of magnitude without introducing significant errors. Fig. 14 displays the modification factors in sagging and hogging zones, M DR;sag and ...
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A new approach to investigate the particle size effects in centrifuge modelling
... Section 5 – Disclaimer of Warranties and Limitation of Liability. a. Unless otherwise separately undertaken by the Licensor, to the extent possible, the Licensor offers the Licensed Material asis and asavailable, and ...
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Generating artificial errors for grammatical error correction
... also control other vari- ables in their ...of error types (mainly articles and preposi- tions) which are closed word classes and therefore have reduced confusion ...open-class error types, like verb ...
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Precis Precis. Introduction Methods Results. Methodologic Error. Methodologic Errors Methodologic Errors
... Methodologic Errors (3) Results and Discussion section of the case series study contained Inadequate Sample Size Twenty subjects is not a sufficient size for a prospective study of late ...with control for ...
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Modelling errors and violations in high-risk industries
... Study 3 The third study in the series introduced two new variables: willingness to violate and actual violations. The first of these variables was suggested by Ajzen’s (1991) Theory of Planned Behaviour, a theory that ...
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Systemic analysis and modelling of diagnostic errors in medicine
... Medical errors and diagnostic errors A medical error is “the failure to complete a planned action as intended or the use of a wrong plan to achieve an aim”, defined by the US Institute of Medicine 21 ...
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Gender influences on brain responses to errors and post error adjustments
... or error rate and even when individual RT is included as a separate regressor – which we found to be itself influenced by sex across ...not control for the state of the participants’ menstrual cycles, may ...
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Types of Medical Errors Understanding Why Errors Happen Error Active Errors Placing a topical steroid on an active Herpetic epithelial keratitis
... Active Errors Active errors occur at the level of the frontline operator, and their effects are felt almost ...Latent errors Latent errors tend to be removed from the direct control of ...
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Centrifuge modelling of tunnelling with forepoling
... Geotechnical centrifuge modelling provides a means by which geotechnical events and processes can be better ...strain centrifuge model tests investigating the effect of inserting inclusions around ...
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Centrifuge Modelling of the Collapse of Shaft Linings
... Physical modelling was undertaken using the University of Nottingham Centre for Geomechanics (NCG) geotechnical centrifuge, which allowed for the study of failure mechanisms of shaft linings near the ground ...
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An apparatus for centrifuge modelling of a shaft construction in clay
... 5. TYPICAL RESULTS 5.1 Observed surface settlements Figure 6 shows the surface settlement profile from an example test ‘6LT’. The axes of this settlement, S d , against distance from retaining wall, d, have been ...
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INTRODUCTION TO ERRORS AND ERROR ANALYSIS
... There are other sources of uncertainty in direct measurements that can be much more important than uncertainties in the scale or display readings. For example, in measuring the distance between two points, the main ...
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Centrifuge Modelling With Transparent Soil and Laser Aided Imaging
... “Centrifuge Modelling With Transparent Soil and Laser Aided Imaging,” Geotechnical Testing Journal, ...soil modelling, the technique is not yet exploited to its fullest ...
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Centrifuge modelling of cone penetration tests in layered soils
... from centrifuge tests and the observed linear relationship between the tip resistance (q c ) and vertical effective stress (σ ′ v 0 ), proposed the normalised tip resistance, Q, given ...
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DECANTER CENTRIFUGE. CENTRIFUGE TECHNOLOGIES
... A centrifuge decanter; consists of a solid cylindirical bowl rotating at high speed, a scroll rotating at the same axis with a slightly different speed, a drive group adjusting the speed difference and the body ...
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Centrifuge modelling to determine the influence of pile stiffness on pile capacity
... Prior to removing the sample from the consolidation press, all standing water was removed and the drainage taps closed. The extension was unbolted and the lifted off whilst care was taken to avoid disturbing the sample. ...
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Centrifuge modelling of the ground reaction curve of fibre reinforced soil
... Arching is widely observed in both natural and man-made structures such as piled embankments, tunnels, and above mine works and sinkholes. One method of increasing soil shear strength and its resistance to defor- mation ...
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A new approach to investigate the particle size effects in centrifuge modelling
... 4 CLOSING REMARKS This study aims to revisit particle size effects in cen- trifuge modelling. The work carried out to over- come challenges regarding physical modelling has been described here. Model design ...
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