李明楚

个人信息Personal Information

教授

博士生导师

硕士生导师

主要任职:Director of Academic Committee at Kaifa District

其他任职:开发区校区学术分委员会主任(Director of Academic Committee at Kaifa Campus)

性别:男

毕业院校:多伦多大学

学位:博士

所在单位:软件学院、国际信息与软件学院

学科:软件工程. 运筹学与控制论

办公地点:开发区(Kaifa District Campus)

联系方式:mingchul@dlut.edu.cn

电子邮箱:mingchul@dlut.edu.cn

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Smartphone-Based Mobile Testing Technique for Quick Bridge Cable-Force Measurement

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论文类型:期刊论文

发表时间:2017-04-01

发表刊物:JOURNAL OF BRIDGE ENGINEERING

收录刊物:SCIE、EI

卷号:22

期号:4

ISSN号:1084-0702

摘要:Vibration testing is an effective approach to obtaining the dynamic parameters of a bridge and evaluating its state of health. It is carried out mainly on the basis of wired or wireless sensor networks, which consist of expensive sensors and data-acquisition and -transmission systems, and professional installation is required. Integrated with networks, sensors, and storage capability, smartphones can be convenient to use for vibration testing, and the dependence on professional installation can be reduced. Toward this end, an innovative smartphone-based mobile testing method is proposed and demonstrated in this paper. First, software with two acquisition modes for the iPhone 4s was developed. Second, smartphone-based cable-force tests were performed in the laboratory to validate the feasibility of the proposed technique. Last, the technique was applied to the Hualu and Sifangtai bridges to validate the feasibility of using this technique on real bridges. The results confirm the convenience and efficiency of the proposed technique for quick cable-force measurement.