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×Ô¶¯»¯×¨ÒµÂÛÎÄ·¶ÎÄ Ä¿ ¼ ÕªÒªI AbstractI Ŀ¼II ÒýÑÔ1 1½»Í¨µÆ¿ØÖÆϵͳµÄ¿ØÖÆÒªÇó1 2 ¹¤×÷Ô­Àí2 3ÖÇÄܽ»Í¨µÆ¿ØÖÆϵͳµÄÉè¼Æ3 3.1 Ó²¼þÉè¼Æ3 3.1.1 PLCÍⲿÊäÈë¡¢Êä³öºÅµØÖ··ÖÅä±í4 3.1.2 PLCÍⲿ½ÓÏßͼ4 3.2 ϵͳµÄÌÝÐÎͼ5 4 ϵͳµÄµ÷ÊÔ5 ½áÂÛ7 ²Î¿¼ÎÄÏ×7 ÕªÒª ½»Í¨¿ØÖƲ»½öÊÇÒ»¸öʵʱµÄ¿ØÖÆϵͳ£¬¶øÇÒÊÇÒ»¸ö¾ßÓÐËæ»úÐÔ¡¢·ÇÏßÐÔ¡¢²»È·¶¨ÐԵĸ´ÔÓϵͳ¡£¸ÃƪÌÖÂÛÁËÔËÓÃPLC£¨¿É±à³ÌÂß¼­¿ØÖÆÆ÷£©¿ØÖƼ¼ÊõºÍÄ£ºý¿ØÖÆ·½·¨µÄ½»Í¨ÐźſØÖÆϵͳ£¬²¢ÌÖÂÛÁËÈçºÎ²ÉÓÃÓë¼ÆËã»úÖ®¼äµÄͨѶÁ´½Ó¼¼ÊõÍê³É½»Í¨¶ÔÏóµÄ¸´ÔÓ¿ØÖƺÍÔËÓÃÄ£ºý¿ØÖÆÔ­Àí¡£½«È˵ĿØÖƾ­Ñé¼°ÍÆÀí¹ý³ÌÄÉÈëϵͳ×Ô¶¯¿ØÖƵ±ÖУ¬Ê¹³µÁ¾ÐÐÊ»ºÍµÀ·µ¼º½ÊµÏÖÖÇÄÜ»¯µÄ¹¦ÄÜ¡£ ¹Ø¼ü´Ê: ¿É±à³ÌÂß¼­¿ØÖÆÆ÷½»Í¨ÐźſØÖÆÖÇÄÜ¿ØÖÆÄ£ºý¿ØÖÆ Abstract The traffic control is not only a real-time control system, moreover is one has randomness, the misalignment, the uncertainty complicated system. This discussed has utilized PLC (programmable logical controller) the control technology and the fuzzy control method traffic signal control system, and how discussed to use with computer's between communication link technology completes the transportation object the plurality of controls and the utilization fuzzy control principle. Experiences and infers the process to integrate middle the system automatic control person's control, causes the vehicles travel and the path guidance realizes the intellectualized function. key word: Programmable logical controller traffic signal control intelligent control fuzzy control
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