• ISSN 0258-2724
  • CN 51-1277/U
  • EI Compendex
  • Scopus
  • Indexed by Core Journals of China, Chinese S&T Journal Citation Reports
  • Chinese S&T Journal Citation Reports
  • Chinese Science Citation Database

2019 Vol. 54, No. 2

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Fuzzy Comprehensive Evaluation of Bridge Reinforcement Scheme Based on Uncertain AHP
YANG Yongqing, YANG Deng, YU Qu
2019, 54(2): 219-226. doi: 10.3969/j.issn.0258-2724.20170227
[Abstract](577) [FullText HTML] (253) PDF 555KB(6)
Abstract:
To enable the fuzzy evaluation of the bridge reinforcement scheme to be more reliable and solve the problem that the fuzzy process of the evaluation index was too simplistic and the analytic hierarchy process（AHP）had a strong subjectivity when determining the weight of the evaluation index in the ex...
Time-History Analysis of Temperature Field of Medium-Low Maglev Guideway Girder
DAI Gonglian, YANG Linghao, WEN Wangqing, ZHAO Tao
2019, 54(2): 227-234. doi: 10.3969/j.issn.0258-2724.20170554
[Abstract](584) [FullText HTML] (262) PDF 1558KB(4)
Abstract:
To master the laws of time-varying temperature fields of maglev girders generated by long-term environmental loading, thermal sensors were installed on a concrete guideway girder in the Changsha Maglev Express. By performing up to 1.5 a of site monitoring, the time-history curve of points was obtain...
Review of Bridge Foundation Scour
XIANG Qiqi, LI Yadong, WEI Kai, WANG Shunyi, YAO Changrong
2019, 54(2): 235-248. doi: 10.3969/j.issn.0258-2724.20170373
[Abstract](1312) [FullText HTML] (635) PDF 917KB(186)
Abstract:
Scour is one of the key causes of bridge failures. This paper presents a comprehensive review of the current research on scour at bridge foundations from five aspects: mechanism, calculation, modelling, monitoring and countermeasures, load and deformation. Based on the mechanism of scour around brid...
Effects of Oscillation Amplitude on Nonlinear Motion-Induced Force for 5 ∶ 1 Rectangular Cylinder
LIN Siyuan, LIAO Haili, WANG Qi, XIONG Long
2019, 54(2): 249-259. doi: 10.3969/j.issn.0258-2724.20170573
[Abstract](574) [FullText HTML] (266) PDF 1860KB(83)
Abstract:
Investigations on the nonlinear motion-induced force acting on a rectangular cylinder with aspect ratio 5∶1, which is significant in the analysis of nonlinear aeroelastic behaviour for bluff sections, are part of fundamental and cutting-edge research on bluff body aerodynamics. Combined with surface...
Fatigue Evaluation and Crack Propagation Characteristics of Rib-to-Deck Welded Joints in Steel Bridge Decks
HUANG Yun, ZHANG Qinghua, YU Jia, GUO Yawen, BU Yizhi
2019, 54(2): 260-268. doi: 10.3969/j.issn.0258-2724.20180129
[Abstract](1860) [FullText HTML] (510) PDF 1461KB(36)
Abstract:
To investigate the fatigue crack growth characteristics and establish a fatigue life evaluation method for rib-to-deck (RTD) welded joints in orthotropic steel decks (OSDs), the influence of different simulation methods of fatigue crack propagation and material properties were considered. The OSD un...
Multi-View Image Precise Texture Mapping Method Based on Frame Buffer
ZHU Qing, WENG Qiqiang, HU Han, WANG Feng, WANG Weixi, YANG Weijun, ZHANG Pengcheng
2019, 54(2): 269-278. doi: 10.3969/j.issn.0258-2724.20170878
[Abstract](580) [FullText HTML] (299) PDF 1742KB(7)
Abstract:
Detailed texture mapping methods for building 3D models normally select the best matching image for each single face. However, face associated single images often have partial occlusion problems that impact the quality of mapped textures. An accurate multi-view image texture mapping method based on ...
Structural Features and Evolutionary History of Qiaojia Pull-Apart Basin
PEI Xiangjun, LI Tiantao, HUANG Runqiu, WANG Shuang
2019, 54(2): 278-286. doi: 10.3969/j.issn.0258-2724.20170206
[Abstract](651) [FullText HTML] (408) PDF 1335KB(7)
Abstract:
In order to explore the features, formation and evolution process of the Qiaojia Basin, detailed field investigation was carried out. Firstly, based on the investigation, the basic geological background conditions of the study area and the sedimentary characteristics of the basin surface were master...
Preliminary Investigation into Inversion of 2015 Mw7.8 Nepal Earthquake Based on GPS Data
XU Rui, ZHANG Rui, LIAO Hua, GU Tie, CHEN Cong
2019, 54(2): 287-295. doi: 10.3969/j.issn.0258-2724.20160860
[Abstract](524) [FullText HTML] (255) PDF 2090KB(1)
Abstract:
To explore the potential effect and advantage of near-field high rate GPS data on the real-time inversion of seismic characteristics of large earthquakes, 16 high rate GPS sites, affected by the 2015 Mw 7.8 Nepal earthquake, were utilized independently. The kinematic GPS data processing method, real...
Analysis of Vibration Reduction and Vibration Measurement for Long-Span Railway Station Floor Slab
YU Zhixiang, HU Guanghua, LI Tongmei, FENG Dubei
2019, 54(2): 296-303, 342. doi: 10.3969/j.issn.0258-2724.20170746
[Abstract](523) [FullText HTML] (251) PDF 2792KB(1)
Abstract:
To reduce the vibration of a cross-line station induced by long heavy trains and improve its comfort and safety, the vibration responses of a long-span elevated railway station waiting room floor slab were studied with measured data and finite element methods. The vibration level was evaluated by 1/...
Seismic Performance of Owner-Built RC Frame Structures in Nepal
PAN Yi, WANG Zhongkai, QU Zhe, ZHAO Chongjin
2019, 54(2): 304-312. doi: 10.3969/j.issn.0258-2724.20170755
[Abstract](600) [FullText HTML] (260) PDF 1509KB(8)
Abstract:
The 2015 Ms8.1 Gorkha earthquake in Nepal caused severe damage to local dwellings in Northern Nepal. Compared with brick-wood buildings, stone masonry, or adobe structures, owner-built reinforced concrete （RC） frame structures with masonry infills, which are commonly seen in both urban and rural are...
Flexural Fatigue Performance of Concrete Prepared with Low-Heat Portland Cement
WU Xiaomei, GAO Qiang, DING Hao, FAN Yueming
2019, 54(2): 313-318. doi: 10.3969/j.issn.0258-2724.20160817
[Abstract](562) [FullText HTML] (234) PDF 811KB(5)
Abstract:
To investigate the influence of cementing materials on the fatigue performance of concretes, the flexural fatigue performance of concretes prepared with low-heat Portland cement and ordinary Portland cement at different stresses was studied by a four-point bending fatigue test method. Additionally, ...
Simplified Analysis of Wind-Induced Response of Transmission Tower-Line System Considering SSI Effect
WANG Zhisong, LIU Xinglong, WU yanjun, JIANG Peng, LI Zhengliang
2019, 54(2): 319-327. doi: 10.3969/j.issn.0258-2724.20170715
[Abstract](536) [FullText HTML] (331) PDF 3265KB(9)
Abstract:
Analysis and design of transmission tower is normally performed considering fixed base, however, in most cases, the foundations are not rigid. In this study, a simplified calculation model of transmission tower-line system was developed with consideration of the soil-structure interaction （SSI）, and...
Influence of Porous Seabed Characteristics on Wave Forces Acting on Monopile
CHEN Linya, LIAO Chencong, DUAN Lunliang, ZHENG Dongsheng
2019, 54(2): 328-335. doi: 10.3969/j.issn.0258-2724.20170800
[Abstract](507) [FullText HTML] (264) PDF 1282KB(4)
Abstract:
This study investigated the wave attenuation and wave forces acting on the monopile due to porosity characteristics of the seabed. A three-dimensional numerical analysis model of wave-porous seabed-monopile-interactions is established, in which the modified Reynolds-averaged Navier-Stokes (RANS) equ...
Load Mechanisms and Design Method for Karst Subgrade Reinforced by Horizontal Geosynthetic Reinforcement
ZHANG Dongqing, XUE Yuan, LUO Qiang, LIU Wanru, ZHENG Yongfei
2019, 54(2): 336-342. doi: 10.3969/j.issn.0258-2724.20170784
[Abstract](573) [FullText HTML] (244) PDF 869KB(0)
Abstract:
In order to solve the problem that the existing design methods do not consider the frictional effect of the horizontal reinforcement, and the deformation of the railway surface was underestimated, the load mechanism for railway karst subgrade reinforced by horizontal geosynthetic reinforcement was s...
Control Factors and Assessment Technique of Relative Density Using Pluviation Method for Saturated Model
WANG Hai, WANG Yongzhi, YUAN Xiaoming, FANG Hao, DUAN Xuefeng, TANG Zhaoguang
2019, 54(2): 343-350, 372. doi: 10.3969/j.issn.0258-2724.20170477
[Abstract](581) [FullText HTML] (438) PDF 1562KB(36)
Abstract:
Accurate control of relative density (Dr) in saturated pluviation method is the fundamental requirement for low relative density sample preparation of dynamic centrifuge liquefaction tests. To achieve an evaluation method on pluviation stability, a set of duckbill pluviator which fits saturated mode...
Change Rule of Crack Widths of CRTSⅡTrack Slab
ZHU Yongjian, ZHAO Guotang
2019, 54(2): 351-358. doi: 10.3969/j.issn.0258-2724.20170201
[Abstract](545) [FullText HTML] (221) PDF 1346KB(1)
Abstract:
To study the influence of longitudinal connection forming process of track structure on track slab cracks, a 1/4 unit track slab separate model was established, and the crack problems were analysed. By studying the track structure longitudinal connection forming process, Ⅱslab was found to have uniq...
Experimental Investigation of Basic Mechanical Properties of Self-Compacting Recycled Aggregate Concrete
XIANG Xingyun, ZHAO Renda, LI Fuhai, LIAO Ping
2019, 54(2): 359-365. doi: 10.3969/j.issn.0258-2724.20160811
[Abstract](472) [FullText HTML] (366) PDF 714KB(11)
Abstract:
In order to study the basic mechanical properties of the self-compacting recycled aggregate concrete（SCRAC）, the cubic compressive strength test, the axial compressive strength test, the splitting tensile strength test, and the elastic modulus test were carried out. The failure process and the failu...
Influence of Multiple Factors on Compressive Strength of Magnesium Oxychloride Cement Concrete
GONG Wei, QIAO Hongxia, YU Hongfa, MA Haiyan, CHEN Guangfeng
2019, 54(2): 366-372. doi: 10.3969/j.issn.0258-2724.20180042
[Abstract](538) [FullText HTML] (272) PDF 542KB(14)
Abstract:
The compressive strength of magnesium oxychloride cement concrete in western regions of China was studied. The adaptability of the Taguchi method in mix proportion design of concrete was also studied. The effects on the compressive strength of magnesium oxychloride cement concrete were studied utili...
Study on Partial-Wear-Factor Model Monorail Vehicle Running Wheel
DU Zixue, WEN Xiaoxia, YANG Zhen, ZHENG Shengbao, ZHOU Juchao, WANG Guolin
2019, 54(2): 373-380. doi: 10.3969/j.issn.0258-2724.20170349
[Abstract](502) [FullText HTML] (265) PDF 917KB(6)
Abstract:
Frequent tire changes caused by running tire abrasion play an important role in affecting the cost of monorails. For rapid assessing the partial wear state of monorail vehicle running wheels on the different vehicle design, the factor analysis method was adopted to study the 10 evaluation indices th...
Influence of Ca Content on Ultra-High Cycle Fatigue Fracture Behavior of AMCa Magnesium Alloy
ZHANG Yanbin, SUN Dongyang, ZHANG Jiwang
2019, 54(2): 381-387. doi: 10.3969/j.issn.0258-2724.20170831
[Abstract](395) [FullText HTML] (218) PDF 1706KB(3)
Abstract:
In order to investigate the effect of Ca content on the fatigue properties of magnesium alloys, the ultra-high cycle fatigue tests were carried out for two AMCa magnesium alloys using a rotating bending fatigue machine. The fracture morphologies of the fatigue specimens were observed by using scanni...
Simulation of Passenger Traffic Network Reliability Restoration in Urban Agglomeration
LI Chengbing, LI Fengxiao, WANG Luyao
2019, 54(2): 388-394, 401. doi: 10.3969/j.issn.0258-2724.20170813
[Abstract](429) [FullText HTML] (184) PDF 1298KB(0)
Abstract:
To effectively repair an urban agglomeration passenger traffic network under attack and restore network function in time, an optimization method of network reliability restoration was studied. Firstly, the characteristics of an urban agglomeration passenger traffic network were explored, and the sit...
Action Mechanism of Coaching Technology in Life System from Perspective of System Theory
OUYANG Yankun
2019, 54(2): 395-401. doi: 10.3969/j.issn.0258-2724.20170708
[Abstract](406) [FullText HTML] (188) PDF 586KB(4)
Abstract:
To further explore and promote the role and value of coaching technology in supporting the coordinated development of individual life system, and to further support the development of life system, this study applies the scientific concept of system theory and the overall perspective to analyze and r...
Optimal Sensor Placement of EMU Frame Based on Frequency Response Function
PENG Zhenrui, ZHANG Nan, YIN Hong, DONG Kangli
2019, 54(2): 402-407, 414. doi: 10.3969/j.issn.0258-2724.20170780
[Abstract](448) [FullText HTML] (212) PDF 1167KB(3)
Abstract:
To realize both location and quantity optimization, a method of optimal sensor placement based on a frequency response function is proposed. First, the structure modal analysis was conducted and mode shapes were extracted, and the frequency response function of the structure was calculated. Then, ba...
Semi-Supervised Method for Chinese Word Sense Disambiguation
ZHANG Chunxiang, XU Zhifeng, GAO Xueyao
2019, 54(2): 408-414. doi: 10.3969/j.issn.0258-2724.20170178
[Abstract](510) [FullText HTML] (286) PDF 560KB(10)
Abstract:
To solve the problem of a word having multiple meanings in the natural language processing (NLP) field, a semi-supervised disambiguation method, that uses a range of word sense disambiguation (WSD) models and linguistic knowledge has been proposed in this paper. First, words, parts of speech and tra...
Lane Line Detection and Recognition by Polarisation Imaging
WANG Huifeng, ZHANG Jiajia, ZHAO Xiangmo, WEI Feiting, WANG Guiping
2019, 54(2): 415-420. doi: 10.3969/j.issn.0258-2724.20160412
[Abstract](415) [FullText HTML] (222) PDF 1008KB(3)
Abstract:
The detection of lane lines in an adverse environments is a complex and popular topic in both assisted safe driving and intelligent vehicle research. An optical polarization theory was introduced into traditional lane detection technology, aimed at external adverse road environments. In addition, a ...
Quantum Colour Image Encryption Algorithm Based on Chaotic Systems
ZHANG Jian, HUO Da
2019, 54(2): 421-427. doi: 10.3969/j.issn.0258-2724.20170443
[Abstract](488) [FullText HTML] (244) PDF 961KB(11)
Abstract:
To enhance the security of image data, the incorporation of a chaotic system with quantum image encryption was proposed. Bitwise XOR operation was performed on a test image by applying the Chen chaotic system, and the obtained colour image was expressed as a quantum superposition state. The unitary ...
Parallel Genetic Algorithm for SAT Problems Based on OpenMP
WU Guanfeng, XU Yang, CHANG Wenjing, CHEN Shuwei, XU Peng
2019, 54(2): 428-435. doi: 10.3969/j.issn.0258-2724.20170700
[Abstract](539) [FullText HTML] (340) PDF 784KB(17)
Abstract:
To improve solving efficiency for SAT (boolean satisfiability) problems, a combination of genetic algorithm (GA) with local search algorithm (LSA) on the OpenMP (open multi-processing) framework was proposed. This combination improved the selection algorithm in the hybrid genetic algorithm (HGA) and...
Overview of Type-Reduction Algorithms for Type-2 Fuzzy Logic Systems
ZHAO Taoyan, LI Ping, CAO Jiangtao
2019, 54(2): 436-444. doi: 10.3969/j.issn.0258-2724.20170060
[Abstract](377) [FullText HTML] (397) PDF 539KB(25)
Abstract:
The computation precision, computation time, and the loss of system information of the type-reduction process have a great influence on the performance of type-2 fuzzy logic systems. In this paper, the basic concept of type-2 fuzzy sets and the computation process of type-2 fuzzy logic systems are b...

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