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Visual Basic在交通量调查仪数据分析应用研究
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作者 蔡中心 金起波 《湖南交通科技》 2014年第3期179-182,共4页
交通量调查仪(NC200)是获取交通量数据的常用设备。系统自带的HDS软件只能分析每小时内的车流量和速度统计值,且没有按车型进行分析,分析数据结果不能被直接应用在交通流研究中。针对这个缺陷,研究基于Visual Basic环境编制了小程序,能... 交通量调查仪(NC200)是获取交通量数据的常用设备。系统自带的HDS软件只能分析每小时内的车流量和速度统计值,且没有按车型进行分析,分析数据结果不能被直接应用在交通流研究中。针对这个缺陷,研究基于Visual Basic环境编制了小程序,能针对不同车型对任意时间步长统计运行车速与交通量数据。基于此代码进行了一个实例分析,运行结果显示程序能准确地进行交通量与速度的统计分析。 展开更多
关键词 交通 速度 交通流调查
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广州市昼夜道路交通噪声的监测与分析 被引量:17
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作者 邹竞芳 蔡铭 《中国环境监测》 CAS CSCD 北大核心 2013年第4期157-161,共5页
对广州市的昼夜交通噪声污染现状进行了分区域分道路等级的实地监测,得到共53个监测点位白天和夜晚的等效声级及其统计声级,同时对每个监测点展开了交通流调查,并分析交通流特征对交通噪声的影响。监测结果表明,白天快速路、主干路、次... 对广州市的昼夜交通噪声污染现状进行了分区域分道路等级的实地监测,得到共53个监测点位白天和夜晚的等效声级及其统计声级,同时对每个监测点展开了交通流调查,并分析交通流特征对交通噪声的影响。监测结果表明,白天快速路、主干路、次干路及支路的平均等效声级分别为74.2、72.2、67.8、65.1 dB,快速路及主干路沿线的交通噪声污染比次干路及支路的严重。夜晚所有测点的噪声值均超过55 dB,快速路、主干路、次干路及支路的平均等效声级分别为72.2、72.3、66.3、64.5 dB,广州市夜晚的交通噪声污染较为严重。 展开更多
关键词 道路交通噪声 噪声监测 交通流调查 广州市
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中关村大街公共交通改善对策研究
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作者 朱江 《城市道桥与防洪》 2004年第1期1-4,共4页
本文首先分析了现状公共交通的特征 ,并结合公交远期的发展 。
关键词 中关村大街 公共交通 公交优先 轨道交通 交通管理 北京 交通流调查
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Research on Behavior on Travel Mode, Going to Metro Station at Ho Chi Minh City
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作者 Nguyen Van Duc Tran Van Duy Trinh Van Chinh 《Journal of Civil Engineering and Architecture》 2013年第1期120-124,共5页
This research presents an analysis of travel mode choice for trips to Ho Chi Minh City metro station. Research methods were inherited through a formula to calculate passenger traffic forecasts to predict passengers, g... This research presents an analysis of travel mode choice for trips to Ho Chi Minh City metro station. Research methods were inherited through a formula to calculate passenger traffic forecasts to predict passengers, going to the station. Based on the collected data of interviews, traffic surveys, and "Irwin & Von Cube" function, forecast the proportion of travel mode, and use to go to the station and leaving from the station. The results of study are used for the purpose of calculating the size of the metro station parking lots and parking layout plan. 展开更多
关键词 Behavior on travel mode PARKING metro stations planning.
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Epidemiology of traffic crash mortality in west of Iran in a 9 year period
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作者 Behrooz Hamzeh Farid Najafi +3 位作者 Behzad Karamimatin Tuoraj Ahmadijouybari Aresh Salari Mehdi Moradinazar 《Chinese Journal of Traumatology》 CAS CSCD 2016年第2期70-74,共5页
Purpose: In Iran, the most common cause of injuries and the second leading cause of deaths are traffic accidents, and those problems impose a substantial financial burden on the society. This study aims to determine ... Purpose: In Iran, the most common cause of injuries and the second leading cause of deaths are traffic accidents, and those problems impose a substantial financial burden on the society. This study aims to determine traffic accident mortality trends and their epidemiologic characteristics in the Kermanshah province, west of lran. Methods: In a cross sectional study, road traffic fatality data from 2004 to 2013 were analyzed to determine the epidemiological pattern of traffic accident mortality. Trend assessment was performed to ascertain the decreasing or increasing status. Chi-square and one-way analysis of variance (ANOVA) tests, as well as Poisson regression were used to determine the significance of the data in time. Data were analyzed using Excel and statistical package of SPSS version 19. Results: Out of 5110 people that died in traffic accidents, 4024 (78.7%) were males. The state of accidents indicated that 404 (43.8%) female pedestrians died as a result of car crashes, and 1330 (41.4%) males died because of car collisions. 1554 (31.9%) deaths happened to pedestrians and 1556 (32.1%) to vehicle drivers, and the rest belonged to vehicle passengers. Head trauma was the cause of death for as much as 3400 (69.9%) cases. Fatal crashes in which pedestrians were involved mostly occurred between the hours 13:00 to 15:00, while the time for vehicle drivers was between 16:00 to 18:00. 2882 people (59.1%) died before reaching to health care facilities. Traffic crash mortality trend for pedestrians follows a linear pattern with a gentle downward slope, but the trend shows various swings when it comes to vehicle drivers. Conclusion: The number of traffic crash deaths from 2004 to 2013 indicates a decreasing trend in two groups of road users: vehicle drivers and car occupants. This can be due to some interventions such as modification of traffic rules and enhancement of police control which has been implemented in recent years. Moreover, more attention should be paid to promote the optimal health care services to save the lives of the injured from traffic accidents. 展开更多
关键词 Accidents trafficMotor vehiclesMortality[ran
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