scholarly journals 624 Effect of Particle Diameter on Pneumatic Conveying Characteristics of Suction Nozzle with Injection Pipe : 2nd Report, In the case with Nozzle Depth

2014 ◽  
Vol 2014.67 (0) ◽  
pp. _624-1_-_624-2_
Author(s):  
Takahiro YANO ◽  
Hiroshi KOUGUCHI ◽  
Minoru FUKUHARA ◽  
Hiroshi KATANODA ◽  
Koki MORIYAMA
2012 ◽  
Vol 2012.65 (0) ◽  
pp. 47-48
Author(s):  
Takaaki OSHIMA ◽  
Hiroshi KOUGUCHI ◽  
Minoru FUKUHARA ◽  
Hiroshi KATANODA ◽  
Hirokazu YAMAGUCHI

2014 ◽  
Vol 2014.67 (0) ◽  
pp. _616-1_-_616-2_
Author(s):  
Takahiro YANO ◽  
Hiroshi KOUGUCHI ◽  
Minoru FUKUHARA ◽  
Hiroshi KATANODA ◽  
Koki MORIYAMA

2017 ◽  
Vol 54 (4) ◽  
pp. 210-217
Author(s):  
Minoru Fukuhara ◽  
Hiroshi Kouguchi ◽  
Tatsuya Tanaka ◽  
Hiroki Mine ◽  
Kouriki Hayashida ◽  
...  

2016 ◽  
Vol 20 (1) ◽  
pp. 65-76
Author(s):  
Tanase Tanase

Abstract The present paper is a theoretical study aiming for to assess the influence of the different factors such as deviation from the spherical form of a particle, specific mass load of the pneumatic conveying pipe and the report between the particle diameter and the pipe diameter, over the floating speed of a particle. For a non-spherical particle, the Magnus force is affecting the floating speed of the given particle by increasing or decreasing it. The equation deducted within the present study, describes the movement of a particle or a fluid swirl under the resultant force with emphasis on the evaluation of the nature and magnitude of the Magnus force. The same Magnus Force explains the movement of the swirls in fluids, as for the wind swirls (hurricane) or water swirls. The next part of the study relate the report between the particle diameter and the pipe diameter as well as the specific loads of the pipe, to the same floating speed. A differentiation in denominating the floating speed is proposed as well as that for the non-spherical particle the floating speed should be a domain, rather than a single value.


2012 ◽  
Vol 49 (2) ◽  
pp. 92-99
Author(s):  
Minoru Fukuhara ◽  
Kenta Takamoto ◽  
Yoshitaka Oda ◽  
Takaaki Oshima ◽  
Hiroshi Kouguchi ◽  
...  

2009 ◽  
Vol 46 (2) ◽  
pp. 90-97 ◽  
Author(s):  
Minoru Fukuhara ◽  
Akihiro Ikeguchi ◽  
Syohei Kuranoshita ◽  
Kenta Takamoto ◽  
Hiroshi Katanoda ◽  
...  

2016 ◽  
Vol 11 (2) ◽  
pp. 159-165 ◽  
Author(s):  
Dan-yang Li ◽  
Shu Liu ◽  
Xiao-ning Wang

Abstract The pneumatic conveying experiment bed has been established to study the flow characteristics of air- solids two-phase flow in horizontal pipeline. Euler model was applied to simulate it based on analysis of Gambit and fluid analysis software-fluent. The simulated results indicated: under the same gas phase conveying flow and pressure, the bigger particle diameter is, the bigger pressure drop is in the horizontal pipeline. The smaller particle diameter is, the more uniform of the particle’s distribution is, and the more easily obtaining the acceleration is. Particle concentration at the bottom of the horizontal pipe is increasing in the axial direction, while close to the tail pipe it will be reduce. The simulated conclusion is consistent with the actual measurement results, herewith rendering some footing for engineering design and theoretical research on pneumatic conveying systems.


2019 ◽  
Vol 56 (5) ◽  
pp. 254-260
Author(s):  
Shuichi Ishiharada ◽  
Minoru Fukuhara ◽  
Kouriki Hayashida ◽  
Tomohiro Higuchi ◽  
Tomoteru Takamatsu ◽  
...  

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