COMPARATIVE ANALYSIS OF EQUILIBRIUM BEACH PROFILE CALCULATION METHODS

2015 ◽  
pp. 39
Author(s):  
A. L. Khomchanovsky ◽  
E. A. Fedorova ◽  
An. A. Lygin ◽  
A. Sh. Khabidov
Author(s):  
А. Лыгин ◽  
A. Lygin ◽  
Ан. Лыгин ◽  
An. Lygin ◽  
А. Хабидов ◽  
...  

In the paper the possibility of using Dean’s equilibrium beach profile formula for a large man-made lake coastal conditions was studied. A stringent test of its adequate use was made based on mathematical statistics. The calculations were performed for the real bottom profile of the Novosibirsk reservoir beach.


2020 ◽  
Vol 3 (2) ◽  
pp. 1-6
Author(s):  
I. B. Sobechko ◽  
◽  
Yu. I. Gorak ◽  
V. M. Dibrivnyi ◽  
L. V. Goshko ◽  
...  

Using the precision bomb combustion calorimeter B-08-MA, the combustion energies of 5- (2- nitrophenyl) -furan-2-carbaldehyde, 5- (2-nitro-4-methylphenyl) -furan-2-carbaldehyde and 5- ( 2-nitro-4- oxymethylphenyl) -furan-2-carbaldehyde. Based on the obtained data, the values of enthalpies of combustion and formation of substances in the condensed state are calculated. A comparative analysis of experimentally determined values with theoretically calculated values by additive calculation methods is given.


2016 ◽  
Vol 75 (sp1) ◽  
pp. 452-456
Author(s):  
Marcelo Rollnic ◽  
Carmen Medeiros

2019 ◽  
Vol 290 ◽  
pp. 01008
Author(s):  
Milos Matejic ◽  
Mirko Blagojevic ◽  
Ileana Ioana Cofaru ◽  
Nenad Kostic ◽  
Nenad Petrovic ◽  
...  

Cycloid reducers are gear trains which can be classified as planetary transmissions. These transmissions have a very wide range of uses in industry in transporters, robots, satellites, etc. This research presents a comparative analysis of three analytical methods for determining cycloid drive efficiency. The paper explores every mathematically formulated method and compares them to experimental results from literature. The presented methods for determining efficiency have a common property, in that they all determine losses due to friction on the bearing cam surface of the shaft, the rollers of the central gear and the output rollers. The calculation of efficiency values is done for standard power values. The methods differ primarily in the way they calculate losses. For each method of calculating efficiency there is an analysis of pros and cons. The paper concludes with suggestions as well as possible directions for further research.


2014 ◽  
Vol 61 (3) ◽  
pp. 203-209
Author(s):  
O. E. Stepanov ◽  
V. E. Karnaukhov ◽  
A. M. Khudyakov ◽  
Yu. N. Eikhorn ◽  
A. V. Bulanov ◽  
...  

2018 ◽  
Vol 144 (6) ◽  
pp. 04018016 ◽  
Author(s):  
Nobuhisa Kobayashi ◽  
Tingting Zhu ◽  
Sravani Mallavarapu

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