Results 61 to 70 of about 2,265 (257)

PLANETARY ADJUSTABLE VIBRATORY EXCITER WITH CHAIN GEAR

open access: yesDynamics of Systems, Mechanisms and Machines, 2018
The paper is devoted to the problem of generation for periodic mechanical force and construction of its generator. The problem is vital for numerous fields of technics dealing with transmission of vibration energy to mechanical objects. The problem was solved in the framework of classical mechanics for calculation of inertia forces in rotational system
V V Mikheyev, S V Saveliev
openaire   +1 more source

Advancing Sustainable Development Through Exports of Clean Energy Products From Emerging Asian Economies: A Poisson Pseudo Maximum Likelihood Estimation Approach

open access: yesSustainable Development, EarlyView.
ABSTRACT The promotion of clean energy is critical to achieving sustainable development. This study investigates the factors that affect the exports, trade potential, and revealed comparative advantage (RCA) of clean energy products (CEPs) in the emerging Asian economies (EAEs).
Arvind Goswami   +2 more
wiley   +1 more source

Fatigue life analysis and prediction of planetary gear bearings in electromechanical composite transmission systems

open access: yesJixie qiangdu
To address the problems of unclear internal load evolution law of the electromechanical composite transmission system for high-speed tracked vehicles and the lack of fatigue life prediction method for planetary gear bearings, a dynamic model of planetary
GAI Jiangtao, LI Shujun, ZHANG Qiang
doaj  

Study on the Load Sharing Characteristic and Influential Factor of the Planetary Transmission of Vertical Mill Reducer

open access: yesJixie chuandong, 2017
Taking planetary gear pair time-meshing stiffness,meshing damping,bearing support stiffness,support damping of vertical mill reducer into consideration,the vibration differential equation of planetary gear transmission is set up based on lumped parameter
Wang Wuguang
doaj  

Key Technical Fields and Future Outlooks of Space Manipulators: A Survey

open access: yesSmartBot, EarlyView.
This paper systematically reviews the technological development of space manipulators, emphasizing the unique challenges posed by space environments. It examines four areas: structural design, modeling, planning, and control, while introducing typical ground test platforms.
Gang Chen   +12 more
wiley   +1 more source

矿用自卸车轮边行星传动机构模糊可靠性优化

open access: yesJixie chuandong, 2014
With a purpose of the minimum gear tooth width and the smallest planetary gear train volume,a fuzzy reliability of system-level optimization method is proposed to solve problems of the short life and insufficient flexibility of electric wheel planetary ...
罗天洪, 江礁, 罗文军, 林超
doaj  

Finite Element Residual Stress Analysis of Planetary Gear Tooth

open access: yesAdvances in Mechanical Engineering, 2013
A method to simulate residual stress field of planetary gear is proposed. In this method, the finite element model of planetary gear is established and divided to tooth zone and profile zone, whose different temperature field is set.
Jungang Wang, Yong Wang, Zhipu Huo
doaj   +1 more source

Embedded Interactions and Selective Disclosure: Network Effects on Conversations aboard Skylab

open access: yesSymbolic Interaction, EarlyView.
How do absent others influence our interactions? We argue in this paper that interactions are embedded within networks formed by chains of specific relationships between known third parties. The anticipation of future interactions with external others conditions our interpretation of the current situation and affects our behavior in the interaction. We
Michael Schultz   +2 more
wiley   +1 more source

Analysis of Load Sharing Performance of Planetary Gear Reducer in Electric Vehicle Hub Motor

open access: yesJixie chuandong, 2017
As for the floating planetary gear reducer in hub motor,a dynamics equation of dual floating planetary transmission system is established,and then the calculation formula of load sharing coefficient is deduced.
Zhang Jiang, Qing Xunpeng, Chen Haoran
doaj  

Schematic Design of Planetary Gear Transmission for Automatic Transmission Based on Graph Theory

open access: yesJixie chuandong, 2022
The topological graph of planetary gear mechanism is established. Some topological graphs of two and three DOF planetary gear mechanism are synthesized. The procedures of isomorphism identification and rigid subchain detection are particularly presented.
Huiling Xue, Lijian Li, Fei Guo
doaj  

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