Results 1 to 10 of about 78,830 (296)

Deployment behavior control using cables and bi-shape memory alloy convex tape booms [PDF]

Advances in Mechanical Engineering, 2017
This study aims to demonstrate the synchronous and stable deployment of a newly proposed boom system that consists of cables, a rotary damper, and shape memory alloy with a memorized convex tape shape.
Nobuhisa Katsumata, Masaru Kume, Ken Higuchi   +2 more
doaj   +3 more sources

A Finite Element Investigation on Material and Design Parameters of Ventricular Septal Defect Occluder Devices

Journal of Functional Biomaterials, 2022
Background and Objective: Ventricular septal defects (VSDs) are the most common form of congenital heart defects. The incidence of VSD accounts for 40% of all congenital heart defects (CHDs).
Zhuo Zhang, Yan Xiong, Jinpeng Hu, Xuying Guo, Xianchun Xu, Juan Chen, Yunbing Wang, Yu Chen   +7 more
doaj   +1 more source

A Novel Intelligent Fan Clutch for Large Hybrid Vehicles

Energies, 2022
To solve the problems of complex structure, poor reliability, and low intelligence of existing fan clutches for large hybrid vehicles, this paper proposes a new adaptive shape memory alloy intelligent fan clutch for large hybrid vehicle motor cooling ...
Ruizhi Shu, Hang Gong, Guanghui Hu, Jin Huang   +3 more
doaj   +1 more source

High-temperature shape memory properties of Cu15Ni35Ti25Hf12.5Zr12.5 high-entropy alloy

Journal of Materials Research and Technology, 2021
The major challenges hindering the application of high-temperature shape memory alloys are their decreased mechanical strength and thermal stability. Herein, we present high-temperature shape memory properties of the Cu15Ni35Ti25Hf12.5Zr12.5 high-entropy
Shan-Hsiu Chang, Wei-Pin Kao, Kai-Yuan Hsiao, Jien-Wei Yeh, Ming-Yen Lu, Che-Wei Tsai   +5 more
doaj   +1 more source

Behavior of Smart Beams Reinforced with Superelastic Shape Memory Alloy Rebar (SMA)Subjected to Repeated Loading

Diyala Journal of Engineering Sciences, 2023
A reinforced concrete beam with shape memory alloy rebar (SMA) is a novel form of smart beam used in smart seismic structural systems to reduce the effects of earthquakes while keeping nearly the same load-carrying capability as conventional concrete ...
Karrar M. Hannun, Ali L. Abbas
doaj   +1 more source

Mechanical characteristics of dissimilar alloy friction welded joint [PDF]

Songklanakarin Journal of Science and Technology (SJST), 2022
Shape Memory Alloys (SMAs) offer specific adaptability to complex shaped structural parts. In this study, two dissimilar shape memory alloys are welded by friction welding and put through mechanical testing to find the best results for those alloys ...
M. Krishna, P. Gowtham Anban, A. G. Abishake, J. Hariharan, S. Bala Sreemanikandan   +4 more
doaj   +1 more source

The microstructural features and strain recovery characteristics of Ti–V–Al shape memory alloy with minor Sc addition

Journal of Materials Research and Technology, 2023
In the present work, minor Sc addition was employed to control the microstructural features, further optimizing the mechanical/functional performances of Ti–V–Al based shape memory alloy.
Xiaoyang Yi, Xinwang Wang, Xinxin Feng, Haizhen Wang, Bin Sun, Xianglong Meng, Zhiyong Gao, Yuehai Song   +7 more
doaj   +1 more source

Finite Element Analysis of Reinforced Concrete Beams Prestressed by Fe-Based Shape Memory Alloy Bars

Applied Sciences, 2022
Prestressing of concrete structures using Fe-based shape memory alloys has been investigated extensively by experiments in the last decade. However, detailed investigations on the stress produced by the Fe-based shape memory alloys and its influence on ...
Yeong-Mo Yeon, Wookjin Lee, Ki-Nam Hong
doaj   +1 more source

Thermomechanical performance analysis and experiment of electrothermal shape memory alloy helical spring actuator

Advances in Mechanical Engineering, 2021
In this paper, an electrothermal shape memory alloy helical spring actuator constructed from shape memory alloy with copper-cored enameled wire is presented and fabricated.
Yang Xiong, Jin Huang, Ruizhi Shu
doaj   +1 more source

Theoretical prediction and experimental study of a ferromagnetic shape memory alloy: Ga_2MnNi [PDF]

, 2008
We predict the existence of a new ferromagnetic shape memory alloy Ga_2MnNi using density functional theory. The martensitic start temperature (T_M) is found to be approximately proportional to the stabilization energy of the martensitic phase ...
A. K. Panda, A. M. Awasthi, A. Mitra, Aparna Chakrabarti, B. A. Chalke, K. Bhattacharya, P. Blaha, P. L. Paulose, S. Banik, S. Bhardwaj, S. R. Barman, Sanjay Singh   +11 more
core   +3 more sources