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Research Of Fuzzy Ccontrol For Driving Assistant System Based On Scence Modeling

Posted on:2014-01-29Degree:MasterType:Thesis
Country:ChinaCandidate:X D WangFull Text:PDF
GTID:2232330392460483Subject:Control engineering
Abstract/Summary:PDF Full Text Request
Assistant driving is a system that all drivers and car manufacturersare expect to have, but at the same time as a result of a variety ofconditions, it is also a problem plagued the people for many years. In thehistory of automobile development people have been in constantdevelopment with every kind of auxiliary driving system, such as theearly ABS, now the trajectory deviation alarm system. But these studieswere not able to give a help driver to correct the error directive or activevehicle dynamic control system.In view of the above problems, this paper designs a system based onscene modeling and fuzzy control to help the driver to complete driverintention more accurately. The first thing is the process based on scenemodeling,which divided the two car, vehicle and road relationship into aplurality of scene model, this paper established30scene model, usingdifferent fuzzy control rules on vehicle driving the process control. Inview of the actual situation of vehicle at the same time encounterproblems, the system will also by certain rules and values, this paper hasalso carried on the corresponding introduction.Secondly, the experienced drivers will take a different way ofdriving in different situations. For a single fuzzy controller can notcompletely describe the driving process problems, this paper compiledifferent fuzzy control rules based on the collection of experienceddrivers experience data establishing fuzzy rules according to differentconditions. The driving process is divided into a number of states allowmultiple fuzzy controller are respectively corresponding to different module, so that it can improve the accuracy of vehicle control andimprove the vehicle active safety, reduce the probability of accidents.In this paper, the experimental platform is TROCS software, this is avehicle driving simulation platform based on C language.Based onrewriting simulation platform program, this paper made things like scenemodeling, fuzzy control rules for different scenes, simulation experiment,experiment also proves the design of the system in the process of drivingvehicle speaking role. The experimental results show that, the system caneffectively reduced the probability of accidents.And helping the driver tocorrect the error caused by manual errors in operation, improve thesecurity when vehicle at the ultimate state. And also for the futureexpansion of system design.
Keywords/Search Tags:Assistant driving, fuzzy control, scene modeling, active safety
PDF Full Text Request
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