Results 21 to 30 of about 348,694 (152)

Hybrid Low Thrust Propulsion Trajectory Design and Optimization Using Virtual Gravity Method [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
a novel spacecraft trajectory design method using hybrid low thrust system is proposed in this paper. The hybrid system is constituted with a solar sail propulsion thruster and a solar electric propulsion thruster.

doaj   +1 more source

Power optimisation of small scale SPV array using field programmable reconfiguration topology for dynamic non-uniform illumination state

open access: yesThe Journal of Engineering, 2020
The power output of the solar-photovoltaic (SPV) array is affected significantly by non-uniformly incident solar radiation. Such non-uniform illumination (NUI) condition(s) occur due to shadows of terrestrial structures (like buildings, trees, etc.) or ...
Surya Prakash   +4 more
doaj   +1 more source

Elektrik Yükünün Genetik Algoritma Temelli Holt-Winters Üstel Düzeltme Yönteminiyle Tahmini

open access: yesSakarya University Journal of Computer and Information Sciences, 2019
Enerji planlaması gelişmekte olan ülkelerde ve büyüyen ekonomilerde önemli bir hâle gelmiştir. Enerji üretim ve tüketim dengesi bu planlamanın iyi yapılmasından geçmektedir.
Zabit Musayev   +3 more
doaj   +1 more source

Una experiencia en Industria 4.0 en los grados del ámbito de la Ingeniería Industrial y la Ingeniería Civil de la ETSI de Algeciras

open access: yesModelling in Science Education and Learning, 2023
Se muestran algunos de los resultados obtenidos en un proyecto de innovación docente desarrollado en la ETSI de Algeciras. El objetivo fue fundamentalmente intentar aumentar la motivación e interés de los estudiantes acerca del uso de la programación ...
María Inmaculada Rodríguez García   +3 more
doaj   +1 more source

New aspects of immunological risk factors in the treatment of recurrent pregnancy loss

open access: yesHealthcare in Low-resource Settings
Recurrent Pregnancy Loss (RPL) is diagnosed in 3% of all patients of reproductive age and is of high interest to reproductive medicine specialists. Immunological predispositions are among the crucial risk factors for RPL development in female patients ...
Gultakin Aliyeva   +2 more
doaj   +1 more source

Comparison and Implementation of a Rigid and a Flexible Multibody Planetary Gearbox Model [PDF]

open access: yesModeling, Identification and Control, 2014
We propose algorithms for developing (1) a rigid (constrained) and (2) a flexible planetary gearbox model. The two methods are compared against each other and advantages/disadvantages of each method are discussed.
Martin Felix Jørgensen   +2 more
doaj   +1 more source

Direct Adaption Methods for Linear and Circular Antenna Arrays

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2023
Introduction. The mitigation of interferences that degrade the performance of navigation systems constitutes one of the most significant problems of contemporary satellite navigation.
Ye. I. Glushankov, V. I. Tsarik
doaj   +1 more source

ІНТЕГРОВАНЕ ЗАНЯТТЯ З МАТЕМАТИЧНОГО МОДЕЛЮВАННЯ МАРКОВСЬКОГО ПРОЦЕСУ З ВИКОРИСТАННЯМ МОДЕЛІ ЛАНЧЕСТЕРА ТА ЇЇ РОЗВ’ЯЗАННЯ В MATLAB

open access: yesФізико-математична освіта
Формулювання проблеми. Формування навичок застосування класичних математичних інструментів при розв’язанні реальних проблем є однією із задач викладання математичних дисциплін у ЗВО та ВВНЗ. Це вимагає постійного поповнення бази сучасних прикладних задач.
Галина Бобрицька   +1 more
doaj   +1 more source

Implementation Of Mamdani Fuzzy Logic In The Assessment System Of Merdeka Belajar Kampus Merdeka (MBKM) Activities: Case Study Of Mathematics Study Program At Bangka Belitung University

open access: yesJurnal Sisfokom
This study aims to apply Mamdani fuzzy logic in the assessment system of the Merdeka Belajar Kampus Merdeka (MBKM) activity to evaluate the effectiveness of student participation.
Baiq Desy Aniska   +4 more
doaj   +1 more source

Simulation and Analysis of the Energy Potential of Wave Energy through the oscillating water column device in Esmeraldas-Atacames Using MATLAB Simulink [PDF]

open access: yesE3S Web of Conferences
This study analyzes the energy potential of wave energy in the coastal region of Esmeraldas-Atacames, Ecuador, using MATLAB Simulink to model and simulate an Oscillating Water Column (OWC).
Játiva Ricardo   +3 more
doaj   +1 more source

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