Results 1 to 10 of about 1,181,842 (294)

Analytical Calculation Method of Reliability Sensitivity Indexes for Distribution Systems Based on Fault Incidence Matrix

open access: yesJournal of Modern Power Systems and Clean Energy, 2020
An analytical calculation method for the reliability sensitivity indexes of distribution systems is proposed to explicitly quantify the impact of various influence factors on system reliability.
Tianyu Zhang   +4 more
doaj   +3 more sources

One-Dimensional Solar Energy Thermal Consolidation Model Testing and Analytical Calculation for Marine Soft Clays

open access: yesJournal of Marine Science and Engineering, 2022
There are significant energy and financial expenditures associated with the current thermal drainage consolidation approach used to treat the marine soft clay foundation.
Changqing Xia   +5 more
doaj   +3 more sources

Evaluation of profit and critical values in spinach production in the Republic of Serbia [PDF]

open access: yesEkonomija: teorija i praksa, 2023
The subject of this research paper is the evaluation of spinach's (Spinacia oleracea L.) production profitability, given that spinach is an important vegetable species for human nutrition and health.
Subić Jonel   +2 more
doaj   +1 more source

EMPIRICAL MODELS’ APPLICABILITY FOR CALCULATING THE CENTRIFUGAL PUMP'S IMPELLERS GEOMETRIC PARAMETERS

open access: yesJournal of Engineering Science (Chişinău), 2023
This paper deals with the comparison of empirical computational models used to achieve the geometrical parameters of pumps impellers with models based on Computational Fluid Dynamics (CFD) simulations and optimization ...
BOSTAN, Viorel   +2 more
doaj   +1 more source

Shielding Performance of Composite Materials Used in Air Vehicles

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2021
The metal skin at air vehicles provide an important shielding effectiveness against the effects of high amplitude electromagnetic waves. In recent years, the composite materials with the advantages such as being lighter, causing lower fuel consumption ...
Baha Kanberoğlu, Ahmet Yahya Teşneli
doaj   +1 more source

Unified Flexural Resistance Design Method and Evaluation Frame for the B-Regions of RC Flexural Members—Theory and Application

open access: yesBuildings, 2023
The load and resistance factor design (LRFD) method is normally used to design B-regions of reinforced concrete (RC) flexural members. The design includes many checks corresponding to different limit states. The LRFD method requires many loop calculation
Yuguo Zheng   +3 more
doaj   +1 more source

Research on Fracture Mechanism and Stability of Slope with Tensile Cracks

open access: yesApplied Sciences, 2022
Tensile cracks at the crest of slope will attenuate the stability of slope. The aim of this paper is to investigate the computation of safety factors acting on a clay slope when the slip surface consists of tensile crack and shear surface.
Yulin Lu, Xiaoran Chen, Li Wang
doaj   +1 more source

Influence of Eddy Current Loss on Electromagnetic Field and Temperature Field of High-Speed Permanent Magnet Generator With the Toroidal Windings

open access: yesIEEE Access, 2022
The toroidal windings can shorten the axial length of the machine, so it is widely used in high-speed permanent magnet machine. However, under high-frequency operation, the magnetic flux leakage generated by the toroidal windings can cause a lot of eddy ...
Hongbo Qiu   +3 more
doaj   +1 more source

DESIGN OF A MANIPULATOR OF A CONVEYOR FOR BULK MATERIALS – CALCULATION OF THE CENTER OF GRAVITY OF THE CONVEYOR [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2022
The predominant goal of the research presented in this paper is the design of a manipulator for a conveyor of bulk materials based on the given requirements. This issue is an emerging topical one mainly for the reasons of increasing efficiency and speed,
Miroslav BLATNICKÝ   +3 more
doaj   +1 more source

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