نتایج جستجو برای: damage criteria

تعداد نتایج: 479198  

Journal: :International Journal of Damage Mechanics 2021

This work is devoted to anisotropic continuum-damage mechanics in the quasi-static, isothermal, small-strain setting. We propose a framework for damage evolution based on compliance tensor as primary variable, context of generalized standard models dissipative solids. Based observation that Hookean strain energy density linear elasticity jointly convex and tensor, we design thermodynamically co...

1997
Jan M. van Noortwijk Matthijs Kok Roger M. Cooke

In December 1993, the river Meuse ooded and caused a damage of about 250 million Dutch guilders. This prompted the Dutch government to initiate a project to investigate and compare strategies that can reduce future losses due to ooding on the basis of several criteria, including some concerning uncertainties. To obtain decisions that reduce ood damage, one should account for the following uncer...

Journal: :Computers & Geosciences 2007
Zhi-Liang Wang Yong-chi Li J. G. Wang

Under stress, the microcracks in rock evolve (initiation, growth and coalescence) from damage to fracture with a continuous process. In order to describe this continuous process, a damage-softening statistical constitutive model for rock was proposed based on the Weibull distribution of mesoscopic element strength. This model usually adopts the Drucker–Prager criterion as its distribution param...

2012
Claudio Ronco John A Kellum Michael Haase

The concept of acute kidney syndromes has shifted in recent years from acute renal failure to acute kidney injury (AKI). AKI implies injury or damage but not necessarily dysfunction. The human kidney has an important glomerular function reserve, and dysfunction becomes evident only when more than 50% of the renal mass is compromised. Recent AKI classifications include even slight changes in ser...

2016
M. S. Meon M. N. Rao K-U. Schröder

Mechanical fasteners especially bolting is commonly used in joining carbon-fiber reinforced polymer (CFRP) composite structures due to their good joinability and easy for maintenance characteristics. Since this approach involves with notching, a proper progressive damage model (PDM) need to be implemented and verified to capture existence of damages in the structure. A three dimensional (3D) fa...

2013
A Patwardhan I Dvorchik C Spencer

Method Institutional Review Board approval was obtained to retrospectively review the charts of 98 SLE patients seen in the pediatric rheumatology clinic at Nationwide Children’s Hospital over the past 24 years. All the patients were divided in to two groups, ‘definitive pSLE’ who met the minimum 4/11, or more ACR criteria and the ‘probable pSLE’ who did not meet the minimum criteria at present...

Journal: :Acta dermato-venereologica 2017
Brigitte Dréno Rino Cerio Thomas Dirschka Ignasi Figueras Nart John T Lear Ketty Peris Andrés Ruiz de Casas Shaniko Kaleci Giovanni Pellacani

Actinic keratosis (AK) lesions are surrounded by field cancerization (areas of subclinical, non-visible sun damage). Existing AK grading tools rely on AK counts, which are not reproducible. An Actinic Keratosis Field Assessment Scale (AK-FAS) for grading the severity of AK/field was developed. Standardized photographs of patients representing the full range of AK severity were collected. Six in...

Journal: :Vestnik Tverskogo gosudarstvennogo universiteta 2021

Представлена система критериев компенсации морального вреда. Более подробно рассматривается критерий «заслуживающие внимание обстоятельства». The article presents a system of criteria for compensation moral damage. criterion «meritorious circumstances» is discussed in more detail.

2008
José Miguel Laínez Aarón Bojarski Antonio Espuña Luis Puigjaner

This work addresses the optimization of Supply Chain (SC) planning and design considering economical and environmental issues. The SC operations model applied does not require a superstructure definition a priori for the material flows. The strategic decisions considered in the model are facility location and equipment allocation. For the environmental aspects of the problem a Life Cycle Assess...

2003
R. BATT

Diagnosis and management of intestinal disease in the dog and cat can present a considerable challenge to the clinician because of the many potential causes and the relative inaccessibility of the small intestine. Characterisation of intestinal disease usually occurs on the basis of histopathologic criteria, but these provide little information on the underlying cause of the damage whereas many...

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