Results 1 to 10 of about 216,669 (119)

Comparative Study on Predicting Topography from Gravity Anomaly and Gravity Gradient Anomaly

open access: yesRemote Sensing, 2023
Owing to the dependence of algorithms on the measurement of ship soundings and geophysical parameters, the accuracy and coverage of topography still need to be improved. Previous studies have mostly predicted topography using gravity or gravity gradient,
Huan Xu   +5 more
doaj   +1 more source

Analytical Algorithm for Oxygen Concentration of Aircraft Fuel Tank in Various Inerting Stages

open access: yesApplied Sciences, 2021
Ullage washing is an efficient inerting method to keep the ullage oxygen concentration under the safe value, thus reducing the hazard and loss of fire and explosion of aircraft fuel tanks.
Yuhao Wei, Yang Pei, Yuxue Ge
doaj   +1 more source

Research on Time-Varying Meshing Stiffness of Marine Beveloid Gear System

open access: yesMathematics, 2023
Beveloid gears have the advantages of compensating for axial error, providing smooth transmission, and eliminating turning error. Therefore, they are widely used in applications that require high transmission accuracy and stability.
Jianmin Wen   +3 more
doaj   +1 more source

Improved Analytical Algorithm for Magnetic Field of End Windings in 300Mvar Synchronous Condenser

open access: yesIEEE Access, 2021
The magnetic field of end windings affects the leakage reactance of end windings and the eddy current losses of end structures in the large electrical machine. With the rising of single-machine capacity, such effect becomes more obvious.
Erhang Zhu   +4 more
doaj   +1 more source

Algorithm of preparing analytical information for purchasing activity [PDF]

open access: yesAktualʹnye Problemy Èkonomiki i Prava, 2015
Objective to substantiate and develop the stages of the analytical information preparation for negotiations on cost reduction for purchasing activity. Methods systemic analysis inductive and deductive methods.
Sergey Grigoryevich Demchenko   +2 more
doaj   +3 more sources

An Analytical EM Algorithm for Sub-Gaussian Vectors

open access: yesMathematics, 2021
The area in which a multivariate α-stable distribution could be applied is vast; however, a lack of parameter estimation methods and theoretical limitations diminish its potential.
Audrius Kabašinskas   +2 more
doaj   +1 more source

A new analytical control strategy for a magnetic suspension system under initial position dispersions [PDF]

open access: yesFME Transactions, 2021
A nonlinear magnetic suspension system is considered in this paper. A novel online algorithm based on analytical approach is presented to stabilize the suspended mass. The new algorithm employs a single analytical function to create the ball position and
Al-Bakri Fawaz F.   +2 more
doaj   +1 more source

Artificial Intelligence in Recognition of Dynamic Gestures

open access: yesСовременные информационные технологии и IT-образование, 2020
The development of effective methods for recognizing human hand gestures is an urgent task, both from a scientific and an applied point of view. Gesture recognition methods are the basis of contactless interfaces for managing technical systems.
Yevgeniy Muratov   +2 more
doaj   +1 more source

Optimal Transmission Switching Based on Analytical Target Cascading Algorithm

open access: yesFrontiers in Energy Research, 2022
The penetration of a high proportion of renewable energy sources (RES) into the power grid intensifies the source–load imbalance, which greatly weakens the network transmission performance and power supply quality, and the effect of relying only on ...
Benxin Li   +5 more
doaj   +1 more source

Study on the Electromagnetic Design and Analysis of Axial Flux Permanent Magnet Synchronous Motors for Electric Vehicles

open access: yesEnergies, 2019
In order to provide a complete solution for designing and analyzing the axial flux permanent magnet synchronous motor (AFPMSM) for electric vehicles, this paper covers the electromagnetic design and multi-physics analysis technology of AFPMSM in depth ...
Jianfei Zhao   +3 more
doaj   +1 more source

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