Results 1 to 10 of about 7,508 (115)

Optimization of teeth distribution for promote gearbox used in jack-up offshore platforms using improved genetic algorithm

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
The mathematical model of teeth distribution optimization for the promote gearbox is presented considering the objective functions such as the volume, efficiency, strength difference for the adjacent stages, and the design variables such as module, sun ...
Shuai LI   +4 more
doaj   +3 more sources

Development of Micro-CT-Based Anatomically Accurate Tooth Model for Finite Element Analysis of Composite Restorations [PDF]

open access: yesDentistry Journal
Background: Finite element analysis (FEA) has become an important tool in restorative dentistry for investigating stress distribution in teeth and dental restorations.
Tamás Tarjányi   +5 more
doaj   +2 more sources

Electromagnetic performance analysis and multi-objective optimization of permanent magnet synchronous motors under static and dynamic rotor asymmetric offset conditions [PDF]

open access: yesScientific Reports
Rotor asymmetric offset which constitutes an inherent flaw in permanent magnet synchronous motors (PMSMs) manufacturing and assembly adversely affects both the output performance and operational stability of PMSMs.
Chenxin Dong   +4 more
doaj   +2 more sources

Automated tooth crown design with optimized shape and biomechanics properties

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Despite the large demand for dental restoration each year, the design of crown restorations is mainly performed via manual software operation, which is tedious and subjective.
Xiaoxian Jin   +12 more
doaj   +1 more source

Optimization of Excavator Bucket Structure by a Coupled Simulation Method

open access: yesApplied Sciences, 2023
As a component directly in contact with materials in the excavation process of the excavator, the structure and performance of the bucket directly affect the efficiency of the excavator.
Yong Wang   +11 more
doaj   +1 more source

CONTACT STRESS ANALYSIS AND OPTIMIZATION OF DOUBLE SHOCK SLEEVE MOVABLE TOOTH

open access: yesJixie qiangdu, 2021
The movable tooth in the double shock sleeve movable tooth transmission structure is an indispensable part,which is easy to fail. The contact stress analysis of the movable tooth is of great significance to improve the bearing capacity and service life ...
SHEN HaiTao, AN ZiJun
doaj  

Multi-objective Optimization of the NN Type Transmission with Small Tooth Difference

open access: yesJixie chuandong, 2023
Focusing on the demand of energy and heavy machinery for high efficiency and high output capacity of transmission equipment, this research studies the multi-objective optimization of the NN type small tooth difference transmission with the highest ...
Zheng Jianrui   +6 more
doaj  

Effect of structural parameters and load states on PTRB’s load distribution

open access: yesAdvances in Mechanical Engineering, 2023
The planetary thread roller bearing (PTRB), as a new type of ball bearing, has the advantages of high-power density, no need to be used in pairs or combinations, and the ability to carry axial-radial combined load and bidirectional axial load.
Shicheng Zheng   +5 more
doaj   +1 more source

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

RESEARCH ON ELASTIC MESHING EFFECT OF RV DRIVE WITH BEVELOID GEAR

open access: yesJixie qiangdu, 2020
Finite element contact analysis of a planetary drive with small teeth difference in a beveloid gear RV drive was carried out. The results show that the meshing performance differs from that of the traditional gear design theory result.
DENG ShiWei   +4 more
doaj  

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