Zobrazeno 1 - 10
of 7 206
pro vyhledávání: '"Balance equation"'
Publikováno v:
International Journal of Coal Science & Technology, Vol 11, Iss 1, Pp 1-13 (2024)
Abstract A simple and flexible mass balance approach was applied to observations of XCH4 from TROPOMI to estimate CH4 emissions over Shanxi Province, including the impacts of advective transport, pressure transport, and atmospheric diffusion. High-fr
Externí odkaz:
https://doaj.org/article/e4df62f9d702478a926a6bf6968e68ba
Autor:
Md Foisal Haque
Publikováno v:
Heliyon, Vol 10, Iss 20, Pp e39461- (2024)
This research proposes an innovative power-based equation of motion (PBEM) for the single degree of freedom (SDOF) system considering seismic excitation. The external or input frequency function, solution of time, relation between external and kineti
Externí odkaz:
https://doaj.org/article/def3b7349ad841169f99773dca351adc
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 160, Iss , Pp 110080- (2024)
Since its beginning, the computational performance of numerical optimization techniques has depended on utilizing efficient mathematical formulations to deal with large-size problems successfully. This fact is manifested in the unit commitment litera
Externí odkaz:
https://doaj.org/article/47c8031189e948609e32cbc97fc05dd5
Autor:
Manar M. Amer, Dahlia A. Al-Obaidi
Publikováno v:
Journal of Engineering, Vol 30, Iss 06 (2024)
Reservoir pressure plays a significant role in all reservoir and production engineering studies. It is crucial to characterize petroleum reservoirs: by detecting fluid movement, computing oil in place, and calculating the recovery factor. Knowledge o
Externí odkaz:
https://doaj.org/article/d795182e20004cbe977e892f98b6372f
Autor:
Kuznetsov Eduard, Pandová Iveta
Publikováno v:
Management Systems in Production Engineering, Vol 31, Iss 4, Pp 411-417 (2023)
The problem of reducing leaks along the pump or compressor shaft of pumped liquids and gases into the environment is very urgent. Serious difficulties have to be faced when sealing the shafts of machines that pump aggressive, toxic, explosive and fir
Externí odkaz:
https://doaj.org/article/2f2eda69639744fcbe3424a5173e87bb
Akademický článek
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Autor:
Abhishek Gupta, Barada Kanta Mishra
Publikováno v:
Theoretical and Applied Mechanics Letters, Vol 14, Iss 2, Pp 100515- (2024)
The breakage of brittle particulate materials into smaller particles under compressive or impact loads can be modelled as an instantiation of the population balance integro-differential equation. In this paper, the emerging computational science para
Externí odkaz:
https://doaj.org/article/83482e9e866e46499e8eb18de188282b
Autor:
Dmitri V. Alexandrov, Margarita A. Nikishina, Eugenya V. Makoveeva, Irina V. Alexandrova, Liubov V. Toropova
Publikováno v:
Results in Physics, Vol 58, Iss , Pp 107494- (2024)
The evolution of a polydisperse ensemble of prolate and oblate ellipsoidal crystals in a supercooled one-component melt is theoretically studied. The volume growth rates for prolate and oblate ellipsoids are analytically found and compared at the sam
Externí odkaz:
https://doaj.org/article/99beec0e99394ea99bd5c5ff95815213
Publikováno v:
Омский научный вестник, Vol 4 (188), Pp 84-92 (2023)
Formulas for calculating continuous admissible currents and active power losses for overhead power transmission lines under conditions of natural and forced convection for insulated and non-insulated conductors are presented. The correct determina
Externí odkaz:
https://doaj.org/article/e1f9ad20e714472a9804a4f473774630
Autor:
E. V. Petrova
Publikováno v:
Омский научный вестник, Vol 3 (187), Pp 101-108 (2023)
In this article, the subject of research is methods for calculating active power losses in electric power overhead lines, taking into account the temperature dependence of active resistances. An analytical approach based on the Ferrari method for
Externí odkaz:
https://doaj.org/article/29c251e06d7747adabd6c2ed325aacb4