Results 1 to 10 of about 92,493 (300)

A Dynamic Analysis Method for Complex Cable Systems Based on Dynamic Stiffness Method [PDF]

预应力技术, 2023
Cable structure is an important type of structural bearing system. With the increasing of span and height of modern engineering structure, the length of cable used in civil engineering is increasing, and its structural form becomes more and more complex.
Danhui Dan, Xia Liao, Fei Han
doaj   +3 more sources

Dynamic Torsional Stiffness of Reducers and Its Testing Method

Applied Sciences, 2023
The torsional stiffness of the reducer is commonly assumed to be static and tested using the hysteresis curve method. However, practical engineering experience shows that the torsional stiffness is dynamic rather than static, and the hysteresis curve ...
Huiming Cheng, Zhaoyao Shi, Zhiyong Yu, Guangxiang Zuo   +3 more
doaj   +3 more sources

Accurate Dynamic Analysis Method of Cable-Damper System Based on Dynamic Stiffness Method

Buildings
To suppress large vibrations of the cable in cable-stayed bridges, it is common to install transverse dampers near the end of the cable. This paper focuses on the cable-damper system; based on the dynamic stiffness method, an accurate dynamic analysis ...
Hui Jiao, Bin Xu, Zhengkai Jiang, Can Cui, Haoxiang Yang   +4 more
doaj   +3 more sources

Free vibration analysis of transmission lines based on the dynamic stiffness method [PDF]

Royal Society Open Science, 2019
An improved mathematical model used to study the coupling characteristic of the multi-span transmission lines is developed. Based on the solution method for single-span cable, an expression for the dynamic stiffness of two-span transmission lines with an
Xiaohui Liu, You Hu, Mengqi Cai
doaj   +4 more sources

Modeling and Characterization of Multilayer Piezoelectric Stacks via Dynamic Stiffness Method. [PDF]

Micromachines (Basel)
Multilayer piezoelectric stacks, which are multiple layers of piezoelectric materials placed on top of each other, are widely used to achieve precise linear movement and high-force generation. In this paper, a dynamic stiffness (DS) method for the dynamic vibration analysis of multilayer piezoelectric stacks is presented.
Ding W, Liang Z, Zhao W, Zhong H, Chen D, Bavencoffe M, Lethiecq M.   +6 more
europepmc   +5 more sources

Dynamic modeling and characteristic analysis of the periodically coupled plate structure based on the dynamic stiffness method

Results in Physics, 2018
In this paper, the dynamic model of periodically coupled plate structure is formulated by the dynamic stiffness method (DSM). Geometrical construction is assumed to vary periodically in the whole plate structure.
Chunyu Zhang, Hu Ding, Hailong Chen, Guoyong Jin, Tiangui Ye, Yukun Chen   +5 more
doaj   +3 more sources

A dynamic stiffness model for high-speed ball screw pair with the mass center of screw nut considered

Mechanics & Industry, 2023
The development of accurate dynamic stiffness models is a key aspect in the design process of ball screws. However, variations in the nut center of mass position can affect the dynamic stiffness, which makes it difficult to develop a stiffness model.
Jin Lan, Li Chunhui, Wang Xiao, Xie Liming   +3 more
doaj   +1 more source

Study on dynamic load-sharing characteristics of face gear dual-power split transmission system with backlash, support and spline clearance [PDF]

Mechanical Sciences, 2021
The dynamic load-sharing characteristics of aircraft face gear dual-power split transmission system (FGDPSTS) are taken as the research object. Considering the factors of time-varying meshing stiffness, comprehensive error, backlash, support clearance ...
H. Dong, H. Q. Zhang, X. L. Zhao, L. L. Duan   +3 more
doaj   +1 more source

Analysis on Dynamic Contact Characteristics and Dynamic Stiffness Estimating Method of Single Nut Ball Screw Pair Based on the Whole Rolling Elements Model

Applied Sciences, 2020
The purpose of this paper is investigating the characteristics of dynamic contact and dynamic stiffness of the single nut ball screw pair (SNBSP).
Ye Chen, Chunyu Zhao, Zhenjun Li, Zechen Lu   +3 more
doaj   +1 more source

Research on the Dynamic Characteristics of the Double Slings System with Elastic Connection Considering Boundary Conditions

Mathematics, 2022
As the length of single sling increases, double slings with transverse connections are gradually becoming one of the effective measures to control the undesirable vibration of single slings.
Xia Liao, Danhui Dan, Fei Han, Rui Zhao
doaj   +1 more source