Passing Ability Impact Factors Analysis of Heavy Tractor

Author(s):  
Hao Zhang ◽  
Cheng-qiang Zong ◽  
Chuan-jin Ou ◽  
Yue Li
2015 ◽  
Vol 743 ◽  
pp. 463-466
Author(s):  
H.W. Zhang ◽  
H. Zhang ◽  
J.Q. Yang

Passing Ability of articulated vehicles is tested and analyzed, which are combined of different 6×4 tractors and different loaded semitrailers. Test methods and test procedure is designed and developed. 90 times of test data are collected in ‘3rd Swap Trailer Transport Recommended Vehicles Test’. Articulated vehicles are combined of 25 different 6×4 tractors and 21 different loaded semitrailers. Test data are statistically analyzed and passing ability is evaluated according to the requirements of GB 1589-2004. Linear regression is used to study how tractor front overhang, distance between center of tractor fifth wheel and tractor first axle and semitrailer first wheel space impact passing ability. The results can serve as both advices in improving articulated vehicle and data references in developing and amending standards.


2013 ◽  
Vol 409-410 ◽  
pp. 1036-1039
Author(s):  
Xiao Ming Su ◽  
Ming Yu Zhang ◽  
Zhan Guo Hao

This paper proposed a new method of describing street glare. Glare is a typical light environment, it is affected by streetlights and street surface conditions. It impact on street safety. This paper based on survey of Tianjin, Changsha, Zhengzhou street area, included optical lights types, height of light bulbs, distance between tow lights, street surface brightness, illumination and other factors examination and record. Survey date had been used to set 36 street lighting simulated models and compare with the calculation. The output for the analysis is a series of maps reflecting the relationship between street glare environment and its factors. The case study proved that street lighting environment is closely associated with streetlights bulbs brightness and its installation site. The results show that high level of light brightness will lead to high level of glare and higher light bulbs will increase glare.


2009 ◽  
Vol 26 (5) ◽  
pp. 377-386 ◽  
Author(s):  
Hsin-Pin Fu ◽  
Tien-Hsiang Chang ◽  
Sheng-Wei Lin ◽  
Shiu-Mei Cheng

2013 ◽  
Vol 655-657 ◽  
pp. 2279-2283
Author(s):  
Lu Wang ◽  
Qing Liu ◽  
Kai Jin Xu ◽  
Xiao Li Xu

This paper aims to analyze factors affect the continuous safety of the Yangtze River shipping, it studied the connotation and feature of continuous safety, and based on which selecting safety input, human behavior, safety management, safety state, safety culture as the main impact aspects, using the gray relational analysis to extract the key impact factors belong to the abovementioned five aspects. The result shows that safety management, safety input and safety state have bigger impact on sustainable safety state and continuous improvement of system safety standards.


CICTP 2019 ◽  
2019 ◽  
Author(s):  
Hongcheng Meng ◽  
Yuanyuan Hong ◽  
Yongfeng Ma ◽  
Zeyang Li ◽  
Jian Lu ◽  
...  

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