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FASTENER: 作品数：29被引量：93H指数：5; 导出分析报告; 相关领域：艺术更多>>; 相关作者：王晓森刘志强王富生岳珠峰赵丽滨更多>>; 相关机构：中机生产力促进中心西北工业大学中国标准化研究院上海飞机设计研究院更多>>; 相关期刊：《Journal of Transportation Technologies》《Chinese Journal of Mechanical Engineering》《Open Journal of Energy Efficiency》《Railway Sciences》更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划西北工业大学基础研究基金高等学校学科创新引智计划更多>>

Research on Track Fastener Service Status Detection Based on Improved Yolov4 Model: 《Journal of Transportation Technologies》2024年第2期212-223,共12页Jing He Weiqi Wang Nengpu Yang; As an important part of railway lines, the healthy service status of track fasteners was very important to ensure the safety of trains. The application of deep learning algorithms was becoming an important method to r...; 关键词：Yolov4 Model Service Status of Track Fasteners Detection and Recognition Data Augmentation Lightweight Network Attention Mechanism

Regression Method for Rail Fastener Tightness Based on Center-Line Projection Distance Feature and Neural Network: 《Chinese Journal of Mechanical Engineering》2024年第2期356-371,共16页Yuanhang Wang Duxin Liu Sheng Guo Yifan Wu Jing Liu Wei Li Hongjie Wang; Supported by Fundamental Research Funds for the Central Universities of China(Grant No.2023JBMC014).; In the railway system,fasteners have the functions of damping,maintaining the track distance,and adjusting the track level.Therefore,routine maintenance and inspection of fasteners are important to ensure the safe ope...; 关键词：Railway system Fasteners Tightness inspection Neural network regression 3D point cloud processing

Corrosion Test of the Steel Plate in a WJ-8 Fastener for High Speed Rail: 《Journal of Transportation Technologies》2024年第1期16-30,共15页Zhiyong Wang Zhiping Zeng Hualiang (Harry) Teng; It was found that the steel plate in the composite plate in the WJ-8 fastener used in high speed rail is rusty. The objective of this study is to test the zinc coating of the steel plate. A literature review was condu...; 关键词：Steel Plate for High Speed Rail Fastening Steel Corrosion Zinc Coating Salt-Fog Chamber

Rail fastener detection of heavy railway based on deep learning被引量：4: 《High-Speed Railway》2023年第1期63-69,共7页Yuan Cao Zihao Chen Tao Wen Clive Roberts Yongkui Sun Shuai Su; supported by the National Key R&D Program of China(Grant 2021YFF0501102);National Natural Science Foundation of China(Grant U1934219);National Science Fund for Excellent Young Scholars(Grant 52022010);National Natural Science Foundation of China(Grant 52202392,Grant 62120106011).; Image detection based on machine learning and deep learning currently has a good application prospect for railway fault diagnosis,with good performance in feature extraction and the accuracy of image localization and ...; 关键词：Rail fasteners Fault diagnosis Heavy haul railways Deep learning YOLO5

Insights into the characteristics of corrosion products formed on the contact and exposed regions of C1045 steel bolt and nut fasteners exposed to aqueous chloride environments被引量：3: 《Journal of Materials Science & Technology》2023年第4期250-264,共15页Enobong Felix Daniel Chao Li Changgang Wang Junhua Dong Inime Ime Udoh Peter Chukwuemeka Okafor Dongjiu Zhang Wenan Zhong Sheng Zhong; This work was financially supported by the Youth Innovation Promotion Association of the Chinese Academy of Sciences(No.2019193,KGFZD-135-19-02);the National Natural Science Foundation of China(No.51801219).Special appreciation to the CAS-TWAS Presidential Fellowship for sponsorship.; This study investigated the characteristics of corrosion products formed on the contact and exposed re-gions of C1045 steel bolt and nut fasteners exposed to aqueous chloride environments.The corroded sur-face morphol...; 关键词：Carbon steel Bolt-nut fastener Raman SEM-EDS XRD Rust characterization

Online Rail Fastener Detection Based on YOLO Network被引量：1: 《Computers, Materials & Continua》2022年第9期5955-5967,共13页Jun Li Xinyi Qiu Yifei Wei Mei Song Xiaojun Wang; This work was supported by the National Natural Science Foundation of China(61871046,SM,http://www.nsfc.gov.cn/).; Traveling by high-speed rail and railway transportation have become an important part of people’s life and social production.Track is the basic equipment of railway transportation,and its performance directly affects...; 关键词：Fastener detection deep learning state recognition real-time classification

Rail fastener defect inspection method for multi railways based on machine vision被引量：2: 《Railway Sciences》2022年第2期210-223,共14页Junbo Liu YaPing Huang ShengChun Wang XinXin Zhao Qi Zou XingYuan Zhang; funded by the Key Research and Development Project of China Academy of Railway Sciences Corporation Limited(2021YJ310).; Purpose–This research aims to improve the performance of rail fastener defect inspection method for multi railways,to effectively ensure the safety of railway operation.Design/methodology/approach–Firstly,a fastener...; 关键词：Rail fastener Defects inspection Multi railways Image recognition Deep convolutional neural network Machine vision

A vertical coupling dynamic analysis method and engineering application of vehicle–track–substructure based on forced vibration: 《Railway Sciences》2022年第2期224-240,共17页Guolong Li Mangmang Gao Jingjing Yang Yunlu Wang Xueming Cao; funded by the Research Fund of Shanghai Bureau Group Corporation(2021142);Science Foundation of China State Railway Group Corporation Limited(P2021T013)and Science Foundation of China Academy of Railway Sciences Corporation Limited(2021YJ250).; Purpose–This study aims to propose a vertical coupling dynamic analysis method of vehicle–track–substructure based on forced vibration and use this method to analyze the influence on the dynamic response of track a...; 关键词：Vehicle–track–substructure Coupling dynamic analysis Forced vibration Vibration response FASTENER FAILURE

Fastener region location method based on gray-scale mutation: 《Journal of Measurement Science and Instrumentation》2021年第1期98-106,共9页LV Banghuan MIN Yongzhi HUO Hongtao; National Natural Science Foundation of China(Nos.61616202,61461203);Ministry of Education Innovation Team Development Plan(No.IRT_16R36);Plateau Information Engineering and Control Key Practice Laboratory Open Project Fund of Gansu Province(No.201611105)。; Rail fastener positioning method has high requirements for image quality and positioning accuracy.Therefore,a rail fastener positioning method based on gray mutation is proposed.Firstly,the image is denoised by an imp...; 关键词：fastener positioning gray-scale mutation median filtering gamma transformation wavelet decomposition mutation statistics

The Effects of Fatigue Cracks on Fastener Loads during Cyclic Loading and on the Stresses Used for Crack Growth Analysis in Classical Linear Elastic Fracture Mechanics Approaches: 《Materials Sciences and Applications》2020年第7期505-551,共47页Claudiu Gudas; High strength threaded fasteners are widely used in the aircraft industry, and service experience shows that for structures where shear loading of the joints is significant, like skin splices, fuselage joints or spar ...; 关键词：Fasteners Load Transfer Functions Fatigue Life Multi-Site Fatigue Damage Fasteners Modelling Effects of Crack Length on Adjacent Fasteners Secondary Bending Crack Growth Analysis

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