Searched for: subject%3A%22diameter%22
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Cheng, Xiaoyang (author), Ibraim, Erdin (author), Liu, Haoyuan (author), Pisano, F. (author), Diambra, Andrea (author)
This paper uses 3D numerical analyses to investigate the stress path experienced by soil elements around large diameter piles in sand subjected to monotonic drained lateral loading. Inspection of the loading-induced stresses in the soil revealed the multiaxial nature of these stress paths, which are characterised by rotation of one or more...
journal article 2023
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Li, Jie (author), Xin, Haohui (author), Wang, Zhiqiang (author), Veljkovic, M. (author), Bingzhen, Zhao (author), Zhao, Junjie (author), Correia, José A.F.O. (author)
High strength bolts are widely used in the engineering field due to their good compressive properties. Accurate assessment of the ultimate capacity performance of high strength bolts under combined loading is essential to ensure the safety of steel structures in the connection zone. Existing studies are not sufficiently clear on the economic...
journal article 2023
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Lai, F. (author), Liu, Songyu (author), Li, Yaoliang (author), Sun, Yanxiao (author)
The development of installation technologies of open caissons has been lagging behind increasingly complex construction conditions. For such purpose, a new installation technology of large diameter deeply-buried (LDDB) open caissons has been developed and then used for construction of twin LDDB caissons into undrained ground with stiff soils...
journal article 2022
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Zhang, Y. (author), Wu, Kai (author), Yang, Zhengxian (author), Ye, G. (author)
Reliable characterization of the pore structure is essentially important for transport-related durability studies of cementitious materials. Mercury intrusion porosimetry has been commonly used for pore structure measurement while the ink-bottle effect significantly affects the trustworthiness of pore size features of cementitious materials....
journal article 2022
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Meijers, P.C. (author)
Increasing demand for energy from renewable sources has resulted in ambitious plans to construct a large number of offshore wind farms in the coming years. In relatively shallow water depths, the preferred support structure for wind turbines is the steel monopile, which is a thin-walled cylindrical structure. To decrease the cost of the...
doctoral thesis 2021
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Wang, H. (author), Wang, Lizhong (author), Hong, Yi (author), Askarinejad, A. (author), He, Ben (author), Pan, Hualin (author)
The large-diameter monopiles are the most preferred foundation used in offshore wind farms. However, the influence of pile diameter and aspect ratio on the lateral bearing behavior of monopiles in sand with different relative densities has not been systematically studied. This study presents a series of well-calibrated finite-element (FE)...
journal article 2021
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Zhang, Y. (author), Ouyang, Xiaowei (author), Yang, Zhengxian (author)
The internal relative humidity (RH) plays a crucial role in most of the concrete properties. Self-desiccation caused by continuous cement hydration is a major factor affecting the RH of concrete. This paper investigates the relationship between RH and microstructure for cementitious systems in the case of self-desiccation. A series of paste...
journal article 2019
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Janssen, R. (author), Jones, M.E.L. (author), Erdős, Péter L. (author), van Iersel, L.J.J. (author), Scornavacca, Celine (author)
Popular methods for exploring the space of rooted phylogenetic trees use rearrangement moves such as rooted Nearest Neighbour Interchange (rNNI) and rooted Subtree Prune and Regraft (rSPR). Recently, these moves were generalized to rooted phylogenetic networks, which are a more suitable representation of reticulate evolutionary histories, and...
journal article 2018
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Vu, M.N. (author), Broere, W. (author), Bosch, J.W. (author)
Generally, studies on structural design for bored tunnels focus on moderate to deep tunnels (cover-to-diameter ratio C/D ≥ 2). Such tunnel design methods cannot be used for shallow-situated bored tunnels because the influence of buoyancy is discounted, and actual loads on the tunnel lining are not taken into account properly. This paper...
journal article 2017
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Ma, W. (author), van Rhee, C. (author), Schott, D.L. (author)
Airlifting technology utilized in deep-sea mining (DSM) industry was proposed in the 70s of last century, which was triggered by the discovery of vast amounts of mineral resources on the seabed. The objective of this paper is to assess the technological feasibility and profitability analyses in terms of solid production rate, energy consumption...
journal article 2017
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Vu, M.N. (author), Broere, W. (author), Bosch, J.W. (author)
journal article 2016
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Marquart, G. (author), de Winter, J.C.F. (author)
Pupillometry is a promising method for assessing mental workload and could<br/>be helpful in the optimization of systems that involve human–computer<br/>interaction. The present study focuses on replicating the studies by Ahern<br/>(1978) and Klingner (2010), which found that for three levels of difficulty<br/>of mental multiplications, the more...
journal article 2015
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Verhagen, H.J. (author), Jansen, L. (author)
For describing the relation between the grainsize and the nominal diameter (d50 vs. dn50) usually a factor 0.84 is used. This factor has been derived by Laan [1981] "De relatie tussen vorm en gewicht van breuksteen (the relation between shape and weight of pieces of rock), report MAW-R-81079". However, this original report cannot be retrieved...
report 2014
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Wang, H. (author), Kooij, R.E. (author), Van Mieghem, P. (author)
We propose a class of graphs G?D(n1, n2, ..., nD+1), containing of a chain of D+1 cliques Kn1 , Kn2 , ..., KnD+1, where neighboring cliques are fully-interconnected. The class of graphs has diameter D and size N = ? 1?i?D+1ni. We prove that this class of graphs can achieve the maximal number of links, the minimum average hopcount, and more...
journal article 2010
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Rops, C.M. (author)
New production techniques, which became available since the 1980’s, allowed the mass production of small sized fluidic systems. Reducing the size of a technical system alters the performance due to scaling effects. Physical phenomena which operate on volumes, such as gravity and inertia, become less important with respect to physical phenomena...
doctoral thesis 2009
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Bucksch, A. (author), Lindenbergh, R. (author), Mementi, M. (author), Raman, M.Z. (author)
New airborne LiDAR (Light Detection and Ranging) measurement systems, like the FLI-MAP 400 System, make it possible to obtain high density data containing far more information about single objects, like trees, than traditional airborne laser systems. Therefore, it becomes feasible to analyze geometric properties of trees on the individual object...
conference paper 2009
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Bucksch, A. (author), Lindenbergh, R.C. (author), Menenti, M. (author), Raman, M.Z. (author)
New airborne LiDAR (Light Detection and Ranging) measurement systems, like the FLI-MAP 400 System, make it possible to obtain high density data containing far more information about single objects, like trees, than traditional airborne laser systems. Therefore, it becomes feasible to analyze geometric properties of trees on the individual object...
conference paper 2009
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Alderliesten, M. (author)
Mean particle diameters are important for the science of particulate systems. This thesis deals with a definition system for these mean diameters, called Moment-Ratio (M-R) definition system, and provides a general statistical and physical basis. Also, the current DIN/ISO definition system is discussed. Many types of mean diameters defined...
doctoral thesis 2008
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Talmon, A.M. (author), De Graaff, J. (author)
A laboratory experiment in a 180 degree curved flume with a mobile bed and suspended sediment transport is described. The flow is steady. The median sediment diameter (160 micrometer) is larger than in the preceeding experiments, run no. 1 to 3 (90 micrometer). The bed topography is measured by means of a profile indicator. The bed topography is...
report 1990
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Breusers, H.N.C. (author)
Onderzoek naar de invloed en vorm van stortsteen. Bij zand en grind is het gebruikelijk de gemiddelde zeefdiameter ts gebruiken (gemiddeld naar gewicht). De bepaling van de zeefdiameter is voor stortsteen vrijwel ui tgesloten) zodat naar andere maten moet worden gezocht. Hiervoor komt in aanmerking de nominale diameter d = (volume)1/3 en een...
report 1965
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