Results 1 to 10 of about 2,332,279 (317)

Vibration and control optimization of pressure reducer based on genetic algorithm

open access: yesPaladyn, 2023
A research challenge of vibration and control optimization of pressurized reducer is solved in this article; a method based on genetic algorithm (GA) is proposed to optimize the vibration and control of reducer.
HuangFu Ruiyun, Zhao Yongyan
doaj   +1 more source

Based on Dynamics and Hydraulic System Coupling Simulation of Swash Plate Axial Piston Pump

open access: yesJournal of Harbin University of Science and Technology, 2020
As one of the most important friction pairs in the swash plate axial piston pump, the piston pair plays an important role in the mechanical efficiency, temperature rise, volumetric efficiency, working life and work reliability of the piston pump.
WANG Xiaojing   +2 more
doaj   +1 more source

Modeling and Simulation of a Flexible Spacecraft Solar Panels Deployment Mechanism with Yoke Driven Assembly [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2020
This paper analyses the dynamic behavior of the rigid solar panels deploying mechanism of a spacecraft with flexible hinges. The proposed mechanism, maintaining a proper speed, guarantees the deployment synchronization of solar panels and minimizes the ...
Hamidreza Soleimani, Milad َAzimi
doaj   +1 more source

The Image of an Ideal Life in Robert M. Adams’ Thoughts [PDF]

open access: yesحکمت و فلسفه, 2010
Robert M. Adams is a Christian thinker who tries to propose, in philosophical methods, a theistic framework for ethics. Since it is not based on particular religious beliefs, it is compatible to different forms of theistic ethics, including forms of ...
zahra khazaei
doaj   +1 more source

Modified Divine Command Theory: Robert Merrihew Adams on the Relation between Divine Command and Moral Obligation [PDF]

open access: yesپژوهشنامه فلسفه دین, 2016
Divine command theory is hitherto faced with some problems such as Euthyphro problem and moral arbitrariness. Robert Merrihew Adams tries to defend this theory by proposing a new form of it. He expresses that this theory can explain only moral obligation
Mahdi Ghafourian   +2 more
doaj   +1 more source

Ground simulation research on the super large moment of inertia of the space transfer manipulator [PDF]

open access: yesMATEC Web of Conferences, 2020
During the construction of the space station, the cabin is driven by the transposition manipulator in space. Because of the large mass and volume of the cabin, which is not less than 22 tons, there will be emerge a large moment of inertia in the ...
Zhang Wei   +4 more
doaj   +1 more source

Research on Dynamic Characteristic of Rudder Transmission System with Multiple Clearance Joints

open access: yesXibei Gongye Daxue Xuebao, 2020
In order to meet the characteristics including small clearance, heavy load and large contact area of joints existed in rudder transmission system, a new normal contact force model is established, which is suitable for the large-area contact process and ...

doaj   +1 more source

Eternal Punishment: Divine Justice and Divine Love [PDF]

open access: yesPizhūhish/hā-yi Falsafī- Kalāmī, 2017
According to the doctrines of great monotheistic religions, God will fairly judge on the deeds and intentions of all people on the Day of Judgment in hereafter.
Ghazaleh Hojjati
doaj   +1 more source

Dynamics and control of a bio-inspired Stewart platform

open access: yesXibei Gongye Daxue Xuebao, 2021
Collision and strong impacts take place in mission of the on orbit capture of non-cooperative spacecraft. So, it is necessary to design a vibration isolation system with efficient vibration isolation performance.

doaj   +1 more source

Dynamic Analysis of a Rolling Bearing Cage with Respect to the Elastic Properties of the Cage for the Axial and Radial Load Cases

open access: yesCommunications, 2014
The aim of this paper is to detail the creation of a large tapered roller bearing model with flexible body cages in the Adams program suite for subsequent dynamic analysis and to obtain information about kinematic and dynamic relationships of steel and ...
Robert Kohar, Slavomir Hrcek
doaj   +1 more source

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