نتایج جستجو برای: dimensional modeling by hec

تعداد نتایج: 7438300  

2005
I. Petersen J. Werther

A three-dimensional model of a circulating fluidized bed gasifier was developed, which uses continuous radial profiles of velocities and solids hold-up with regard to the description of fluid mechanics. A complex reaction network of sewage sludge gasification is included in the model. In the simulation calculations the influence of the axial location and the number of feeding points was examine...

Journal: :Hormones 2016
Efstathia Papageorgiou Anastassios Philippou Athanasios Armakolas Panagiotis F Christopoulos Andreas Dimakakos Michael Koutsilieris

OBJECTIVE Preferential IGF-1Ec expression has been firmly associated with skeletal muscle repair mechanisms, post-infarction remodeling of the myocardium, the pathophysiology of endometriosis and prostate cancer biology. Therefore, we have studied the possible biological significance of synthetic Ec peptide, a putative cleavage product of IGF-1Ec in PC-3 cells and C2C12 myoblasts. DESIGN We h...

Journal: :LAUTECH Journal of Civil and Environmental Studies 2023

Bridges are crucial for transporting people and goods, but their failures can be catastrophic, resulting in loss of life property. This study assessed the flood stage selected bridges (Alaafin Avenue, Seven-Up, Oluyole) along Ona River, Ibadan, Nigeria, using a one-dimensional model called Hydraulic Engineering Center-River Analysis System (HEC-RAS). The requires two major input data: geometric...

ژورنال: علوم آب و خاک 2019

Today, the preparation of flood zoning maps is one of the basic and important issues in the study of development projects in the world; it is considered before any investment by the related organizations. In this paper, flood zoning was performed using the two-dimensional model HEC-RAS and GIS in order to assess the risk of the construction of a railway station near the bank of the Iranshahr Ri...

Journal: :Frontiers in Earth Science 2023

Dam-break is a serious disaster resulting in severe damage to downstream communities. Therefore, analyzing the affected range and evolution process of dam-break floods advance valuable. However, difficulties challenges lie complexity breaking earth-rock dams, uncertainty floods, geographical variability. Given this, objective this study analyze characteristics flood evolution. The chooses Cheng...

Journal: :Cancer research 1999
X C Xu X Liu E Tahara S M Lippman R Lotan

Retinoids exhibit chemotherapeutic and chemopreventive activities, possibly due to their ability to modulate cell growth, differentiation, and apoptosis. These effects are thought to be mediated by nuclear retinoic acid (RA) receptors (RARs) and retinoid X receptors, each of which includes three subtypes (alpha, beta, and gamma) that act as transcription factors. To determine whether RARs play ...

2010
Balaji Subramaniam Wu-chun Feng

For decades, performance has driven the high-end computing (HEC) community. However, as highlighted in recent exascale studies that chart a path from petascale to exascale computing, power consumption is fast becoming the major design constraint in HEC. Consequently, the HEC community needs to address this issue in future petascale and exascale computing systems. Current scientific benchmarks, ...

Journal: :The Journal of Experimental Medicine 1990
M R Shalaby A Sundan H Loetscher M Brockhaus W Lesslauer T Espevik

The present study was undertaken to further characterize the interaction of monoclonal antibodies (mAbs) against tumor necrosis factor (TNF) receptors with different targets, and to assess their ability to influence TNF effects on U937 and human endothelial cell (HEC) functions. Actions of recombinant TNF-alpha on U937 and HEC were effectively inhibited by Htr-5 and Utr-1, and to a greater exte...

Journal: :Journal of biomedical materials research. Part A 2007
C D Hoemann A Chenite J Sun M Hurtig A Serreqi Z Lu E Rossomacha M D Buschmann

To deliver and retain viable repair cells in a surgically prepared cartilage lesion, we previously developed an adhesive in situ-gelling cell carrier by suspending cells in a solution of hydroxyethyl cellulose (HEC), which was then mixed with chitosan-glycerol phosphate to form a chitosan-GP/HEC gel. The purpose of this study was to elucidate the mechanism of gelation to maximally control gel t...

Journal: :Hydrology 2022

The application of numerical models to understand the behavioural pattern a flood is widely found in literature. However, selection an appropriate hydraulic model highly essential conduct reliable predictions. Predicting discharges and inundation extents are two most important outcomes simulations stakeholders. Precise topographical data channel geometries along suitable required accurately pre...

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