Journal of Highway and Transportation Research and Development (English Edition): Recent submissions
Now showing items 441-460 of 742
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Numerical Simulation of the Three-Component Force Coefficient of a Bridge Section
(American Society of Civil Engineers, 2013)The three-component force coefficient of a streamlined bridge section that varies with the Reynolds number (Re) was numerically simulated based on the computational fluid dynamics software FLUENT in studying the Re effect ... -
Analysis and Simulation of Air Pollution in Expressway Toll Station Area
(American Society of Civil Engineers, 2010)The effects of various factors of the real environment of the toll station area such as wind speed and direction, vehicle flow and buildings on the diffusion of vehicular emission pollutants were explored. The CFD simulation ... -
Research on Anti-rutting Performance of High Modulus Asphalt Concrete Pavement
(American Society of Civil Engineers, 2010)A new way of anti-rutting was put forward by improving modulus of asphalt concrete and the effect of high modulus asphalt concrete (HMAT) on rutting was studied in view of mechanics. Starting from the mechanism of rutting, ... -
Shield Tunneling Rate Prediction Model for Complex Rock Stratum
(American Society of Civil Engineers, 2010)In order to improve shield tunneling performance and provide guides for shield construction, prediction models of shield tunneling rate in alternation of mud rock and sand rock stratum of Chongqing Yangtze River tunnel ... -
Traffic Flow Forecasting by Combination of SVM with PCA
(American Society of Civil Engineers, 2010)For improving traffic flow forecasting precision, a forecasting method that combines nonlinear regression Support Vector Machines (SVM) with Principal Component Analysis (PCA) was proposed. PCA was used to extract features ... -
A Rough Set Model for Travel Time Prediction
(American Society of Civil Engineers, 2010)Travel time prediction of urban networks was studied. Since urban travel times are stochastic and uncertain, a model for addressing urban travel time prediction by using transport information granular computing theory based ... -
A Review of Research on Brake Groan
(American Society of Civil Engineers, 2010)Based on consulting a number of literatures, the classification of brake vibrations and noises, a review of mechanisms, research methods and influence factors on break groan which has not been researched in China was ... -
Retro-reflectivity and Night Visibility of Road Traffic Signs
(American Society of Civil Engineers, 2010)In order to standardize and conduct use of road traffic signs and retro-reflective material and enhance night visibility of traffic signs, grades, categories, structures, photometric characteristics, colorimetric characteristics ... -
Research on Vibrating Control of 4-DOF Active Suspension with an Improved Fuzzy PID Controller
(American Society of Civil Engineers, 2010)A half-vehicle model with 4-DOF was built up. In response to a nonlinear, time delay and uncertain system of vehicle suspension, an improved fuzzy PID controller of the active suspension was designed. Taken SANTANA2000’ s ... -
Improvement of Classical Algebraic Method of Signal Timing for Arterial Road Coordinate Control
(American Society of Civil Engineers, 2010)Following the design principle of maximum green wave bandwidth and making use of the time-space diagram for arterial road coordinate control, many problems existed in classical algebraic method such as the determination ... -
Means of Setting Region of Interesting in Identifying Bend Lane
(American Society of Civil Engineers, 2010)The searching region of interesting was set to cut cost time of identifying bent lane edge. The parabola mode was used to fit bent lane edge. According to the fact that the location of lane edge cannot break, three ... -
Research on Erection Methods of Steel Stiffening Truss Girder for Baling River Bridge
(American Society of Civil Engineers, 2010)Four methods of erecting steel stiffening truss girder of suspension bridge, including the deck lifting gantry crane method, the cable-mounted crane method, the cantilever erection method with derrick crane and the incremental ... -
Impacts on Asphalt Mixture’s High Temperature Performance with PR Series Additives Added
(American Society of Civil Engineers, 2010)Impacts on asphalt mixture’s high temperature performance with PR series additives added by means of rutting test and Repeated Shear Test (Constant Height) (RSCH) were investigated. The analytic results of the two tests ... -
Evaluation of Low-temperature Performance of Porous Asphalt Mixture
(American Society of Civil Engineers, 2010)To analyze influencing factors and evaluation method of low-temperature performance of porous asphalt mixture, first, three kinds of modified binder were chosen as original, thin film aging and pressure aging samples for ... -
Coupled Numerical Analysis of Anti-crack Mechanism of Large Stone Asphalt Mixture
(American Society of Civil Engineers, 2010)Stresses of pavement with flexible base of LSAM-30, ATPB-30 and A0-301 at the most adverse point under the function of traffic load and temperature load as well as the coupling of them were calculated and compared by finite ... -
Experimental Research on Fatigue Behavior of Reinforced Concrete Beams Strengthened with HPFL under Overloading Conditions
(American Society of Civil Engineers, 2010)In order to study the fatigue behavior of RC beams strengthened with High Performance Ferrocement Laminates (HPFL) under overloading conditions, static and fatigue experiments were conducted on two control beams and nine ... -
Study on Model Experiment of Prestressed Concrete Skewed Box Girder with Transversely Segmental Construction
(American Society of Civil Engineers, 2010)The prestressed concrete skewed box girder with transversely segmental construction was brought out on the basis of the need in the engineering, both model experiments and FE analysis of the presented construction and the ... -
Construction Behavior of Double Down-side Drifts in a Weak Tunnel with Shallow Cover
(American Society of Civil Engineers, 2010)Confronted with accidents in a shallow-buried weak tunnel using the bench excavation method, such as great subsidence and cracks in the ground surface as well as those in the preliminary support, a double downside drifts ... -
Micromechanical Analysis on Viscoelasticity of Asphalt Mixtures
(American Society of Civil Engineers, 2010)Mori-Tanaka equivalent inclusion micromechanics theory was employed to investigate the viscoelasticity of asphalt mixture. Asphalt mixture was regarded as composites which treated coarse aggregate as a rigid inclusion and ... -
Experimental Study on Damage Assessment of Concrete T-beam Bridges
(American Society of Civil Engineers, 2010)The effect of damaged transverse connection of diaphragm beams on the bearing capacity of prefabricated concrete T-beam bridges was studied through model experiment and finite element analysis. On the basis of standard ...