Results 11 to 20 of about 308,255 (264)

Stochastic flow rule for granular materials [PDF]

open access: yesPhysical Review E, 2007
There have been many attempts to derive continuum models for dense granular flow, but a general theory is still lacking. Here, we start with Mohr-Coulomb plasticity for quasi-2D granular materials to calculate (average) stresses and slip planes, but we propose a "stochastic flow rule" (SFR) to replace the principle of coaxiality in classical plasticity.
Kamrin, Ken, Bazant, Martin Z.
openaire   +3 more sources

Flow Rule, Self-Channelization, and Levees in Unconfined Granular Flows [PDF]

open access: yesPhysical Review Letters, 2006
4 pages, 5 ...
Deboeuf, Stéphanie   +3 more
openaire   +4 more sources

Traffic flow models with ‘slow‐to‐start’ rules [PDF]

open access: yesAnnalen der Physik, 1997
AbstractWe investigate two models for traffic flow with modified acceleration (‘slow‐to‐start’) rules. Even in the simplest case vmax = 1 these rules break the ‘particle‐hole’ symmetry of the model. We determine the fundamental diagram (flow‐density relationship) using the so‐called car‐oriented mean‐field approach (COMF) which yields the exact ...
Schreckenberg, Michael   +1 more
openaire   +3 more sources

A Fast SDN Rule Conflict Detection Mechanism [PDF]

open access: yesJisuanji gongcheng, 2019
Due to the unconsciousness of the flow entry in the Software Defined Network(SDN),an attacker can tamper with the flow entry eventually causing a rule conflict in it.For the detection time of the existing rule conflict detection mechanism is too long,a ...
HAO Wei,YI Peng,JIANG Yiming
doaj   +1 more source

RMHIL: A Rule Matching Algorithm Based on Heterogeneous Integrated Learning in Software Defined Network

open access: yesSensors, 2022
To ensure the efficient operation of large-scale networks, the flow scheduling in the software defined network (SDN) requires the matching time and memory overhead of rule matching to be as low as possible.
Yiping Guo, Guyu Hu, Dongsheng Shao
doaj   +1 more source

Service Process Problem-Solving Based on Flow Trimming

open access: yesApplied Sciences, 2023
Since entering the era of the experience economy, consumers’ attention gradually turns toward gaining a pleasant service process experience. This study addresses the service process problem, aiming to discover the root cause of the service process ...
Bai Zhonghang, Lin Siyue, Zhang Xu
doaj   +1 more source

Reasoning with data flows and policy propagation rules [PDF]

open access: yesSemantic Web, 2018
Data-oriented systems and applications are at the centre of current developments of the World Wide Web. In these scenarios, assessing what policies propagate from the licenses of data sources to the output of a given data-intensive system is an important problem. Both policies and data flows can be described with Semantic Web languages.
Enrico Daga, Aldo Gangemi, Enrico Motta
openaire   +2 more sources

A Brief Note on the Nix–Gao Strain Gradient Plasticity Theory

open access: yesMetals, 2018
The mathematical nature of the flow rule for the strain gradient plasticity theory proposed by Nix and Gao (W.D. Nix and H. Gao, J Mech Phys Solids 46(3), 411(1998)) is discussed based on the paradigm developed by Gurtin and Anand (M.E.
A. S. Borokinni, Dabiao Liu
doaj   +1 more source

Large deviation rule for Anosov flows [PDF]

open access: yesform, 1998
Abstract The volume contraction in dissipative reversible transitive Anosov flows obeys a large deviation rule (fluctuation theorem).
openaire   +3 more sources

circular tunnel, effect of strength theory, intermediate principal stress, dilatancy, elastic strain in plastic zone

open access: yesYantu gongcheng xuebao, 2018
Layered rocks are widely distributed in formations. The macro-structure of the layered rocks is characterized with transversely isotropy, which will induce the transverse isotropy in deformation and strength.
WANG Zhe-chao 1, 2, ZONG Zhi 1, QIAO Li-ping 2, LI Shu-cai 1, LI Wei 1
doaj   +1 more source

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