• 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

2022 Vol. 57, No. 2

Display Method:
Modeling and Optimization for U-shaped Partial Multi-Objective Disassembly Line Balancing Problem
ZHANG Zeqiang, JIANG Jin, YIN Tao, XU Peiyu
2022, 57(2): 235-244. doi: 10.3969/j.issn.0258-2724.20200694
Abstract:

Aiming at the advantages of U-shaped layout such as high production efficiency and strong flexibility, combined with the actual disassembly process that only needs to consider the required parts and hazardous parts, the U-shaped partial disassembly line balancing problem (UPDLBP) is proposed, and mu...

Analysis of Electrosurgical Unit Parameters on Sealing Effect of Porcine Pancreatic Duct
ZHENG Jing, LIU Yicheng, ZHANG Hao, YANG Dan, LI Kezhou
2022, 57(2): 245-252. doi: 10.3969/j.issn.0258-2724.20200391
Abstract:

The tissue thermal effect of electrosurgical unit (ESU) can cause eschar on the surface of pancreatic tissue, which has the effect of hemostasis and preventing pancreatic fistula. The electro-mechanical parameters of ESU have a significant effect on the function of eschar hemostasis and preventing p...

Optimal Selection of Mountain Railway Location Design Based on Twice-Improved TOPSIS Method
LI Yuanfu, JIANG Pin, FAN Min, FAN Huihui, WU Wenqian, YANG Changrui
2022, 57(2): 253-260. doi: 10.3969/j.issn.0258-2724.20200056
Abstract:

This work aims to overcome the shortcomings of the traditional TOPSIS (technique for order of preference by similarity to an ideal solution) method, which cannot exclude the interference from correlation among indexes that can easily complicate decision-making operations during optimal selection of ...

Mechanism of Anti-derailment Equipment for No. 6 Symmetric Turnout
SI Daolin, WANG Meng, WANG Shuguo, WANG Pu
2022, 57(2): 261-266. doi: 10.3969/j.issn.0258-2724.20200298
Abstract:

To prevent derailment in No. 6 symmetric turnouts, a vehicle-turnout dynamic model is built on the basis of the structural characteristics of the guard rail in front of the turnout and the working principle of a new anti-derailment equipment in turnouts. Through the vehicle-turnout coupling model, t...

Dynamic Response Characteristics of EMU under Excitation of Rail Straightening Irregularity
YANG Fei, WU Xishui, SUN Xianfu, WEI Zilong, KE Zaitian, YANY Aihong
2022, 57(2): 267-276, 294. doi: 10.3969/j.issn.0258-2724.20210481
Abstract:

A section on a ballasted passenger dedicated line is targeted, where the periodic longitudinal unevenness occurs with the wavelength of 3.2 m, leading to vehicle shaking. Based on the synchrosqueezed wavelet transform, the time-frequency distribution of the dynamic and static track geometry detectio...

An Analytical Method for Train Dynamic Behavior on Long Steep Grades of High-Speed Railway
HU Yanlin, LING Liang, WANG Kaiyun
2022, 57(2): 277-285. doi: 10.3969/j.issn.0258-2724.20210097
Abstract:

The coupled vibration of vehicle and track has a significant effect on the traction and braking effectiveness of trains when they pass through long steep grades. A vehicle-track coupled dynamics model considering train traction/braking behavior and the horizontal/vertical profile of the track is for...

Influence of Different Rail Cants on Dynamical Characteristics of High-Speed Railway Vehicles
DU Xing, TAO Gongquan, YANG Cheng, WEN Zefeng, JIN Xuesong, WU Jun
2022, 57(2): 286-294. doi: 10.3969/j.issn.0258-2724.20210068
Abstract:

In the process of fine adjustment, maintenance and repair to tracks, it is frequent to adjust only the height, direction, level, distortion and other relevant factors, but there are few relevant regulations on rail cants. It is found that the measured rail cants on a section of a passenger dedicated...

Fatigue Life Assessment of Metro Carbody Based on Submodel Method
LI Xinkang, WANG Suqin, LIU Chaotao, ZHANG Jia, CHEN Yifei
2022, 57(2): 295-300, 330. doi: 10.3969/j.issn.0258-2724.20200301
Abstract:

The carbody is an important load-bearing component of metro vehicles. In view of the high comprehensive difficulty of the full-scale carbody fatigue test, on the basis of the characteristics of the end underframe model including the most severely stressed structures in the carbody (e.g., the draft, ...

Lateral Resistance of Frictional Sleeper Ballast Bed
GUO Yunlong, WANG Xinyu, LIAN Dong, WAN Hongyu, JING Guoqing
2022, 57(2): 301-305, 368. doi: 10.3969/j.issn.0258-2724.20200464
Abstract:

The Sichuan−Tibet railway is built under some difficult situations, including limited ballast bed profile, frequent earthquakes and large diurnal temperature variation. These difficulties cause insufficient lateral resistance of ballasted track, which is an urgent problem for the stability and resil...

Deformation Recognition and Prediction of Track Slabs Based on Track Inspection Data
LI Chenzhong, LI Lu, WANG Jianhui, FENG Xiaoyun, WANG Qingyuan, HUANG Chuanyue, WANG Yonghua, HE Qing
2022, 57(2): 306-313. doi: 10.3969/j.issn.0258-2724.20200555
Abstract:

Existing methods for detecting deformation of high-speed railway slab ballastless tracksis low in efficiency and high in cost, while the track dynamic geometry inspection data can reflect the deformation level of slabs in a way.In this work, the track dynamic inspection data of railway lines of CRTS...

Statistical Damage Model for Whole Deformation and Failure Process of Rock Considering Initial Void Closure
LI Xiulei, CHEN Hongkai, ZHANG Jinhao
2022, 57(2): 314-321. doi: 10.3969/j.issn.0258-2724.20200220
Abstract:

In order to establish a constitutive model that can accurately simulate the whole deformation and failure process of rock, a deep analysis is made of the limitations of the existing statistical damage models incapable of well describing the initial nonlinear phase of rock deformation. Considering th...

Back Analysis of Initial Geostress Field in Tunnel Site of Granitic Intrusive Rock Stratum
ZHOU Zihan, HE Chuan, MENG Wei, WANG Bo, KOU Hao, CHEN Ziquan
2022, 57(2): 322-330. doi: 10.3969/j.issn.0258-2724.20200074
Abstract:

The stratum of the Huoshan tunnel mainly distributes sandstone and mudstone intrusive by granodiorite. The tunnel axis passes through the granitic intrusive rock area where the lithology changes drastically, and the distribution of initial geostress is complicated. Back analysis the characteristics ...

Back-Calculation of In-situ Stress of Railway Tunnel in Xianshuihe Fault Belt
SUO Lang, XU Zhengxuan, FENG Tao, WANG Zhewei, YI Xiaojuan, LIN Zhiheng, LI Wei
2022, 57(2): 331-338. doi: 10.3969/j.issn.0258-2724.20210945
Abstract:

The distribution law of ground stress has a very important role in the construction of underground engineering, and obtaining the distribution of ground stress field in the construction area is of great significance to guide the design of support structure. The borehole hydraulic fracturing method w...

Microscopic Model Analysis of Shield Tunnel Backfill Grouting Based on Displacement Effect
YE Fei, QIN Nan, LIANG Xing, HAN Xingbo, HAN Xin
2022, 57(2): 339-345. doi: 10.3969/j.issn.0258-2724.20200344
Abstract:

When a shield tunnel under construction is below the water level, the shield backfill grouting slurry will drive the groundwater. In order to analyze this driving process, the seepage path of slurry in the soil is generalized to a capillary by capillary group penetration theory, the grout diffusion ...

Experimental Study on Near-Field Characteristics of Impulse Waves Generated by Three-Dimensional Rock Slide
HAN Linfeng, WANG Pingyi, MU Ping, WANG Meili, WU Guomao
2022, 57(2): 346-352. doi: 10.3969/j.issn.0258-2724.20200078
Abstract:

In order to predict the arrival time and wave height of the shock wave (surge) from a landslide source to the hazard-affected body, the near-field wave characteristics of the surge induced by the reservoir rock mass landslide were experimentally studied. Firstly, according to the typical rockslide p...

Structural Effect on Mechanical Behavior of High-Speed Railway Sound Barriers Based on Vibration Response
WEI Xing, ZHANG Jing, WEI Huanbo, HU Zhe, WEN Zongyi
2022, 57(2): 353-359, 409. doi: 10.3969/j.issn.0258-2724.20200243
Abstract:

In order to study the mechanical behavior of different forms of enclosed sound barriers under wind pressure generated by high-speed trains, taking a high-speed rail sound barrier as the research object, global models for the double-sided enclosed sound barrier structure with different top opening sp...

Simulation and Analysis of Chloride Ion Diffusion in Cracked Concrete Based on Cellular Automata
MA Junjun, LIN Pengzhen, LIU Yinglong, HE Zhigang
2022, 57(2): 360-368. doi: 10.3969/j.issn.0258-2724.20210359
Abstract:

In order to obtain the concentration distribution of chloride ions in cracked concrete and analyze the influence of crack shape, distribution form and deflection angle on the chloride ion diffusion in concrete, a cellular automata model for simulating the diffusion process of chloride ions in cracke...

Experimental Study on Pipeline Transport Characteristics of High-Concentration Mixed Aggregate Filling Slurry
WU Fan, YANG Zhiqiang, GAO Qian
2022, 57(2): 369-375. doi: 10.3969/j.issn.0258-2724.20200264
Abstract:

In order to study the pipeline gravity transport law of high-concentration mixed aggregate filling slurry, an industrial test was carried out using the filling pipeline transport system of a nickel mine in Gansu Province. Firstly, the pipeline resistance of slurry under different conditions was obta...

Vibration Serviceability Evaluation Under Typical Local Deformations of Pavement
GUO Xiongfeng, CHEN Zhang, FENG Qi
2022, 57(2): 376-383. doi: 10.3969/j.issn.0258-2724.20200041
Abstract:

To study the influence of local deformation of asphalt pavement on riding quality, the vibration serviceability under three types of local deformation, joint faulting type, double-section type and curved surface type, which are common in pavement maintenance management, was evaluated. Firstly, simpl...

Calculation of Urban Rail AC/DC Power Supply with Intermittent Duty of Inverter Feedback Devices
LIU Wei, LI You, ZHANG Jian, ZHANG Hao, ZHANG Yan
2022, 57(2): 384-391. doi: 10.3969/j.issn.0258-2724.20200594
Abstract:

In practical applications, inverter feedback devices work in intermittent duty, and its working characteristic model must be considered when determining its location and capacity design in the power supply calculation. Thus, an AC/DC alternating iterative power flow calculation algorithm with interm...

Modeling Method for Testing Railway Signal System Software
LI Yao, ZHANG Xiaoxia, GUO Jin, ZHANG Yadong
2022, 57(2): 392-400, 424. doi: 10.3969/j.issn.0258-2724.20200530
Abstract:

As the testing model of railway signal system software fails to describe the test requirements systematically, a risk timed statechart (RTSC) modeling method is proposed. First, the characteristics of testing railway signal system software are analyzed, and its modeling requirements are proposed. Th...

Optimization Design of Interface Layout of High-Speed Railway Control Console Based on Attention Distribution
XU Yongsheng, LI Lili, WU Youdi, ZHI Jinyi, XIANG Zerui, ZHANG Runzhi
2022, 57(2): 401-409. doi: 10.3969/j.issn.0258-2724.20200414
Abstract:

In order to study the drivers’ attention allocation on the interface of high-speed railway control console, and finally achieve the purpose of optimizing the interface layout design of high-speed railway control console, the CRH380D train simulation platform was adopted, and the attention allocation...

Behavior Decision of Intelligent Connected Vehicles Considering Status of Preceding Vehicles at Intersections
YANG Da, YANG Guo, LUO Xu, TANG Yandong, XU Lihua, PU Yun
2022, 57(2): 410-417, 433. doi: 10.3969/j.issn.0258-2724.20200553
Abstract:

To enable intelligent connected vehicles (ICV) pass through signalized intersections efficiently and safely in complex traffic environments, on the basis of real-time acquisition of signal lights and preceding vehicle status information in the internet of vehicles, the driving behavior decision fram...

Delayed-Boarding Probability Distribution for Metro Stations Using Auto Fare Collection Data
CHEN Xin, LUO Xia, ZHU Ying, MAO Yuansi
2022, 57(2): 418-424. doi: 10.3969/j.issn.0258-2724.20200270
Abstract:

To explore the characteristics of delayed boarding in metro stations, a probability distribution estimation method based on auto fare collection (AFC) data and operation timetable data is developed. Firstly, according to the relationship between passenger tap-in and tap-out time and train arrival an...

Decision-Making Approach of Two-Sided Many-to-Many Matching of Supply and Demand for Logistics Service Based on Matching Balance
WANG Na, LI Yinzhen, CHAI Huo
2022, 57(2): 425-433. doi: 10.3969/j.issn.0258-2724.20200567
Abstract:

A two-sided matching method that considers the overall satisfaction and individual satisfaction of supply and demand sides is proposed to solve many-to-many matching problem in logistics service with complete preference ordinal information. Firstly, considering the matching balance of both sides, a ...

Lighting Spacing in Curved Tunnel Using LED Lights
HAN Zhi, WANG Jingjing, GUAN Yuyan
2022, 57(2): 434-439. doi: 10.3969/j.issn.0258-2724.20200479
Abstract:

At present, there are no specified rules that clarify the relationship between the arrangement of LED lights, spacing of LED lights, curvaturer adius, and blind area. Thus, the maximum allowable spacing and maximum blind area are explored in terms of different luminaire arrangements with the two con...

Influential Factors for Importance of Indoor Space Elements
LI Huarong, LI Tiantong, CHEN Tao
2022, 57(2): 440-446, 454. doi: 10.3969/j.issn.0258-2724.20200565
Abstract:

With the rapid development of economy and technology, indoor spaces are becoming more and more complex, and the demand for indoor location services is increasing. There are more and more indoor map products as information carriers of location services. However, most of the indoor maps present more c...

Directed Graph Based Risk Analysis of Fire Spread in Buildings in Chinese Traditional Villages
ZHANG Jian, SONG Zhigang
2022, 57(2): 447-454. doi: 10.3969/j.issn.0258-2724.20210188
Abstract:

In the development and protection of traditional villages, building renovation and layout change for fire prevention may cause the changes in fire risk. Fire spread simulation is marked by large workloads, high costs and difficulty in acquiring basic data. To cope with these, first, the single build...