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×Ô¶¯»¯×¨ÒµÂÛÎÄ·¶ÎÄ Õª Òª ÂÛÎÄÊ×ÏȽéÉÜÁË»ùÓÚDSPµÄËÅ·þ¸ú×ÙϵͳµÄÓ²¼þ×é³ÉÔ­Àí£¬²¢¶ÔÈýƵ¶Î½øÐÐÁË·ÖÎö¡£Í¨¹ý¶ÔËÅ·þ¸ú×ÙÆ÷ϵͳµÄÑо¿£¬¶ÔÆ佨Á¢ÁËÊýѧ·ÂÕæÄ£ÐÍ¡£ÓÉϵͳ¸ú×Ù¾«¶È¶¯Ì¬Îó²îµÄÆÀ¼Û·½·¨£¬Òý³öËٶȡ¢Î»ÖÃÖͺ󲹳¥µÄ¿ØÖÆ·½·¨£¬Ê¹ÏµÍ³ÔÚÄ¿±êÒÔ×î´ó¼ÓËٶȣ¬×î´ó½Ç¼ÓËÙ¶ÈÔËÐеÄÌõ¼þÏ£¬ÎÈ̬¸ú×ÙÎó²îСÓÚ6¡£ ÒÔÉÏ¿ØÖÆ·½·¨µÄʵÏÖÊÇͨ¹ýMATLAB/SIMULINK·ÂÕæʵÏֵģ¬·ÂÕæ½á¹û±íÃ÷£¬±¾Éè¼Æ²ÉÓÃËÙ¶ÈÖͺ󡪳¬Ç°²¹³¥¡¢Î»ÖûØ·Öͺ󡪳¬Ç°²¹³¥·½·¨ÊÇÓÐЧ¿ÉÐеģ¬¿ÉÒԴﵽϵͳµÄ¶¯Ì¬ºÍ¾²Ì¬ÐÔÄÜÖ¸±ê¡£ ¹Ø¼ü´Ê£ºDSP Ƶ¶Î·ÖÎö Öͺ󡪳¬Ç°²¹³¥ Êý×Ö·ÂÕæ Title : Servo tracking system that controls on the basis of DSP Abstract First,the paper introduces according to the DSP of servo tracking the hardware of the system to constitute the principle, and to three the segments of frequency carried on the analysis. Secondly, it constitutes system, establishes mathematical simulate model to eva luate the dynamic and static tracking error. Then, by introducing the equivalent compound control to improve the tracking ability. By using Lay-lead compensation, the tracking capability of the system is promoted to track fast moving targets at maximal angular-velocity and maximal angular-acceleration, while the maximal tracking error is less than 6. In the end, Matlab/Simulink verifies the proposed methods. The results are much more like the theoretical analysis. The lag-lead compensation of speed and position can indeed improve the static and dynamic state properties of system. Keyword: DSP Frequency channel analysis Lay-lead compensation Digital simulation Ŀ¼ µÚÒ»Õ Ð÷ÂÛ2 1.1ÒýÑÔ2 1.2¼¼ÊõÖ¸±ê¼°ÒªÇó2 1.3Ö÷ÒªÉè¼ÆÄÚÈÝ3 1.4·½°¸ÂÛÖ¤3 µÚ¶þÕ ËÅ·þ¸ú×Ùϵͳ½á¹¹ÓëÓ²¼þÉè¼Æ5 2.1 DSP¼ò½é5 2.1.1 TMS320X240µÄ½á¹¹ÓëÌصã5 2.1.2 ʼþ¹ÜÀíÆ÷6 2.1.3 PWMÊä³öºÍ¹¦ÂÊÇý¶¯6 2.2½Ó¿Úµç·7 2.2.1¼üÅÌÏÔʾHD7279AµÄÔ­ÀíÓëÓ¦ÓÃ7 2.3¹¦ÂÊÇý¶¯µç·10 2.3.1Ç°ÖÃÇý¶¯µç·10 2.3.2¹¦ÂÊ·Å´óµç·10 2.3.3 SHKI22 Çý¶¯Ð¾Æ¬Ô­Àí¼°ÍⲿÌØÐÔ11 2.4±àÂëÆ÷15 2.5Á¦¾Øµç»ú15 2.5.1Ö±Á÷Á¦¾Øµç»úµÄÇý¶¯ÐÎʽ15 2.5.2Ö±Á÷µç¶¯»úµÄתËÙÓëÆäËü²ÎÊýµÄ¹Øϵ16 2.5.3 Á¦¾Øµç»úÇý¶¯µÄË涯ϵͳÊýѧģÐͼ°´«µÝº¯Êý17 µÚÈýÕ ËÅ·þ¸ú×ÙϵͳÈýƵ¶Î¿ØÖÆ·½·¨18 3.1Èý¡¢Æµ¶Î·ÖÎö¼°Ô¤ÆÚ¿ª»·ÆµÂÊÌØÐÔÇúÏߵĻæÖÆ18 3.1.1µÍƵ¶Î18 3.1.2 ÖÐƵ¶Î26 3.1.3¸ßƵ¶Î32 3.2ƵÓò·¨´®ÁªÐ£Õý32 µÚËÄÕ ϵͳ¿ØÖÆÆ÷Éè¼Æ¼°·ÂÕæ34 4.1Öͺ󡪳¬Ç°Ð£Õý×°ÖýéÉÜ34 4.2ËٶȻ·¿ØÖÆÆ÷Éè¼Æ35 4.2.1ËٶȻ··ÂÕæÑéÖ¤ÓÅ»¯37 4.3λÖû·¿ØÖÆÆ÷Éè¼Æ39 4.3.1λÖû··ÂÕæÑéÖ¤ÓÅ»¯40 4.4ËÅ·þϵͳ¸´ºÏ¿ØÖÆ41 4.5»ùÓÚMATLAB/SIMULINK·ÂÕæ¼°½á¹ûÑéÖ¤43 µÚÎåÕ Èí¼þÉè¼Æ47 5.1 Èí¼þÉè¼Æ²½Ö輰˼Ïë47 5.2 Èí¼þÁ÷³Ìͼ48 ÖÂл51 ²Î¿¼ÎÄÏ×52 ¸½Â¼
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