plc交通燈設(shè)計(jì)職業(yè)學(xué)院畢業(yè)論文

1、1南通農(nóng)業(yè)職業(yè)技術(shù)學(xué)院畢 業(yè) 論 文 （ 設(shè) 計(jì) ） 畢 業(yè) 論 文 （ 設(shè) 計(jì) ）課 題 名 課 題 名 稱 PLC 交通控制燈設(shè)計(jì)專 業(yè) 及 班 專 業(yè) 及 班 級(jí)學(xué) 號(hào)姓 名指 導(dǎo) 老 指 導(dǎo) 老 師2011 年 4 月 9 日3PLC'Sthe PLC'Sthe controlling controlling oftraffic oftraffic signal signal light lightAbstrac

2、t AbstractAim at in recent years hustle of city transportation phenomenon, especiallythe pilot be illegal severity, traffic accident Pin hair, vehicle tail spiritpollution etc. problem, introduction the D gather numerous

3、 Gao Xin technique meanses, such as calculator, information, electronics and communication...etc.in the commanding center of the intelligence transportation of the integral wholecontrol system.Should system of install an

4、d usage, consumedly alleviated cityroad to stop phenomenon, exaltation go through of road ability.Decrease theillegal number of times of pilot, repressed traffic accident of occurrence, in the meantime to ease vehicle ta

5、il spirit emissions, lowered pollution of theenvironment to all have thus can't under-estimation of function.Analysis the present condition of modern control and management problem ofthe city transportation, combine

6、city country transportation of actual the circumstance elaborated a transportation light control system of work principle,give a kind of simple practical city transportation light control system ofhardware electric circu