scholarly journals THEORETICAL AND EXPERIMENTAL INVESTIGATION OF DYNAMIC IMPACT OF AXISYMMETRIC JET BASED ON MATHEMATICAL MODELS

2016 ◽  
Vol 6 (1) ◽  
pp. 66-70
Author(s):  
V.V. Korzin ◽  
◽  
P.P. Gladkih ◽  
1973 ◽  
Vol 61 (4) ◽  
pp. 805-822 ◽  
Author(s):  
R. A. Antonia ◽  
R. W. Bilger

An experimental investigation of the flow development of an axisymmetric jet exhausting into a moving air stream is made for two values of the ratio of jet velocity to external air velocity. The u-component turbulence intensity and Reynolds shear stress measurements together with the dissipation length scales inferred from measured u-component spectra suggest that the turbulence similarity assumptions are incorrect for the present flow situation. A discussion of the turbulence structure of the flow indicates that self-preservation does not apply for this situation and that the flow far downstream depends strongly on the complete past history.


AIAA Journal ◽  
1976 ◽  
Vol 14 (9) ◽  
pp. 1157-1158 ◽  
Author(s):  
G. D. Catalano ◽  
J. B. Morton ◽  
R. R. Humphris

2004 ◽  
Vol 471-472 ◽  
pp. 462-468
Author(s):  
Jun Wang ◽  
H. Liu ◽  
Chuan Zhen Huang

Predictive mathematical models for the depth of jet penetration are presented for both straight-slit cutting and contouring by an abrasive waterjet (AWJ). The plausibility and predictive capability of the models are assessed and verified by an experimental investigation when cutting an 87% alumina ceramic. It shows that the predictions of the models are in good agreement with the experimental data.


Modeling might be viewed like a knowledge concerning with the communication among other topics and mathematics, theoretical discipline on a number of elements of the daily world. Mathematical models take to be crucial resources in iterative methods and biological investigations of info collection. Mathematical models take to be crucial resources in bioticsurveys with an iterative process of info collection. The experimental investigation as well as the theoretical model is usually a crucial element in developing tests and in the interpretation of information. Parasites are actually the organisms which feed on their hosts or host immediately upon it, at some point resulting in the death of host species.


2017 ◽  
Vol 91 (9) ◽  
pp. 1077-1087 ◽  
Author(s):  
Arturas Kilikevicius ◽  
Jonas Skeivalas ◽  
Mindaugas Jurevicius ◽  
Vytautas Turla ◽  
Kristina Kilikeviciene ◽  
...  

2018 ◽  
Vol 4 (533) (1) ◽  
pp. 17
Author(s):  
Piotr Cheluszk ◽  
Piotr Sobota ◽  
Grzegorz Głuszek

Author(s):  
S. B. Choi ◽  
F. Sun ◽  
M. V. Gandhi ◽  
B. S. Thompson

Abstract A methodology is presented herein for experimentally evaluating the static and elastodynamic responses of industrial robotic manipulators. The procedure enables estimates of the principal characteristics of these machines to be quantified in order to identify limitations in the structural elements of these designs. Furthermore, the proposed approach also provides experimental data with which to evaluate the predictive capabilities of the various mathematical models proposed in the literature for predicting the static and elastodynamic behavior of these systems. In order to demonstrate the test procedure, a General Electric Company P50 articulating robot was subjected to evaluation, the error sources identified and the associated errors quantified.


2020 ◽  
Vol 771 ◽  
pp. 138536 ◽  
Author(s):  
I.N.A. Oguocha ◽  
A.A. Tiamiyu ◽  
M. Rezaei ◽  
A.G. Odeshi ◽  
J.A. Szpunar

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