نتایج جستجو برای: side weir

تعداد نتایج: 211673  

Journal: :Nature 1914

2012
U. Damm P.F. Cannon J.H.C. Woudenberg P.R. Johnston B.S. Weir Y.P. Tan R.G. Shivas P.W. Crous

UNLABELLED Although only recently described, Colletotrichum boninense is well established in literature as an anthracnose pathogen or endophyte of a diverse range of host plants worldwide. It is especially prominent on members of Amaryllidaceae, Orchidaceae, Proteaceae and Solanaceae. Reports from literature and preliminary studies using ITS sequence data indicated that C. boninense represents ...

2011
James C. Y. Guo

A detention basin is designed for storm water quantity and quality controls. An in-stream basin is often located on a widened floodplain, while an off-stream basin can be part of open space in a parking lot, park, or sport field. The inflow channel associated with an off-stream basin is allowed to carry its base flow not to exceed the downstream capacity. When the inflow channel is full, the ex...

2011
J. M. Jordaan

The sluicing flume that was designed is less capable of silting up and losing its calibration than its counterparts of standard sharp-crested compound weir design. The laboratory work described here led to a refinement in the design in the form of a short flume set into the lowest section of a compound Crump weir gauging installation. Critical flow occurs near the exit of this flume, and it is ...

2017
Ki Young Kim Woo Young Jung

Abstract—This study investigated the change of weir structure performances when durability of concrete, which is the main material of weir structure, decreased due to their aging by mean of seismic fragility analysis. In the analysis, it was assumed that the elastic modulus of concrete was reduced by 10% in order to account for their aged deterioration. Additionally, the analysis of seismic fra...

2000
Charles Weir James Noble

• High-level and Process Patterns from the Memory Protection Society. James Noble and Charles Weir. In Pattern Languages of Program Design 4. Neil Harrison, Brian Foote and Hans Rohnert, editors. Addison-Wesley, 1999. • Patterns for Small Machines. James Noble and Charles Weir. Proceedings of the European Conference on Pattern Languages of Program Design, Irsee, Germany. Universitäts Verlag Kon...

2005
JOHN WEIR

This article has been extracted from the book, The Next Hundred Years: Man's Natural and Technological Resources, b y Harrison Brown, James Bonner, and John Weir, published this month* Dr. Brown is professor of geochemistry at Caltech; Dr. Bonner, professor of biology; Dr. Weir, professor of psychology. This extract, the last in a series of three, has been drawn largely from Dr. Weir's evaluati...

ژورنال: علوم آب و خاک 2010
هنر, تورج , کاریزی , آمنه ,

Side weirs as flow diversion devices are usually used as emergency weirs in large hydraulic structures like dams and irrigation and drainage networks, because of their importance they require delicate design. As a result application of numerical and simulation models play an important role in design of these hydraulic structures. In this research, the flow pattern and shear stress distribution ...

ژورنال: علوم آب و خاک 2014
حسینی, یاسین , حیدرپور, منوچهر , رضویان, سید حسین ,

The combined system of gate and weir is used for flow measurement in open channels. But in case the passing water has floating material and sediment it damages their performance and hence error of measurement will increase. In order to solve this problem, weir and gate can be combined and a concentrated hydraulic system known as weir-gate can be developed, thus allowing sediments transportation...

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