Results 11 to 20 of about 38,721 (253)

AERO-DYNAMICS AND MECHANICAL PROPERTIES OF SOME OIL PRODUCING CROPS [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2008
Aero-dynamic and mechanical properties such as terminal velocity, Reynold's No., drag coefficient, coefficient of friction, repose angle and seeds hardness for three different oil producing crops (sunflower, soybean and canola) were determined at five ...
A. Tharwat   +2 more
doaj   +1 more source

Wall and bed shear stress in smooth rectangular channels [PDF]

open access: yesعلوم و مهندسی آبیاری, 2010
This Study reports on experiments concerning the boundary shear stress and boundary shear force distributions in a smooth rectangular channel. The boundary shear stresses were measured with a 4-mm outside diameter Preston tube in conjunction with a ...
Babak Lashkarara   +2 more
doaj   +1 more source

Effects of Biocrusts on Hydrodynamic Characteristics of Slope Flow in Hilly Regions of Loess Plateau

open access: yesShuitu baochi tongbao, 2022
[Objective] The effects of biological soil crusts (biocrusts) on the hydrodynamic characteristics of slope flow were investigated in order to provide theoretical guidance for the study of biocrusts anti-erosive mechanism in hilly regions of the Loess ...
Zhang Huini   +4 more
doaj   +1 more source

Numerical Investigation of Distribution Laws of Shear Force in Box Girder Webs

open access: yesAdvances in Materials Science and Engineering, 2019
To study the shear force distribution laws of a box girder with a single-box multichamber (SB-MC) configuration for different supporting conditions, numbers of webs, stiffness of end diaphragm, and web thickness values, a box girder with SB-MC was ...
Xingwei Xue   +3 more
doaj   +1 more source

AERO-DYNAMICS AND MECHANICAL PROPERTIES OF SOME OIL PRODUCING CROPS [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2009
Aero-dynamic and mechanical properties such as terminal velocity, Reynold's No., drag coefficient, coefficient of friction, repose angle and seeds hardness for three different oil producing crops (sunflower, soybean and canola) were determined at five ...
A. Tharwat   +2 more
doaj   +1 more source

Experimental study on nonlinear friction behavior of granular flow lubrication

open access: yesResults in Physics, 2022
Solid granules have good lubrication performance and load-bearing capacity, which has been concerned by researchers. However, the correlation mechanism between lubrication performance and granular medium dynamics is hardly focused on.
Fanjing Meng   +4 more
doaj   +1 more source

Experimental study on oblique-shear performance of splicing joint for precast ultrahigh-performance concrete segmental bridges

open access: yesCase Studies in Construction Materials, 2023
This paper aims to study the effect of the normal stress on the shear performance of splicing joints for precast ultrahigh-performance concrete (UHPC) segmental bridges (PUSBs), an oblique-shear joint is designed to decompose the vertical force into a ...
Hui Zheng   +6 more
doaj   +1 more source

Variation and Pearson correlation coefficients of Warner-Bratzler shear force measurements within broiler breast fillets

open access: yesPoultry Science, 2009
Measurements of texture properties related to tenderness at different locations within deboned broiler breast fillets have been used to validate techniques for texture analysis and establish correlations between different texture evaluation methods. However, it has been demonstrated that meat texture can vary from location to location within individual
H, Zhuang, E M, Savage
openaire   +2 more sources

Flexure shear capacity of prestressed hollow core slabs

open access: yesRevista IBRACON de Estruturas e Materiais, 2021
: Provided that the anchorage capacity is guaranteed at the supports, the bearing capacity of hollow core slabs depends on the shear capacity of the pretensioned concrete webs, wherein the critical section is in a region between h and 2h from the support.
Bruna Catoia   +2 more
doaj   +1 more source

Numerical Modeling of the Effect of Cutting-Edge Radius on Cutting Force and Stress Concentration during Machining

open access: yesMicromachines, 2022
Cutting is the primary method of material removal, and the quality of machined parts depends on the geometry of cutting tools. In this paper, a new cutting force coefficient model is established, revealing the influence of cutting-edge radius on the ...
Peng Li, Zhiyong Chang
doaj   +1 more source

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