µç¹¤Ñ§Ï°Íø

 ÕÒ»ØÃÜÂë
 Á¢¼´×¢²á

ËÅ·þµç»úÊÇÈçºÎʵÏÖ¾«×¼¶¨Î»£¿ÈçºÎÀí½âËüµÄ±Õ»·ÌØÐÔ£¿

2019-2-22 16:43| À´Ô´:µç¹¤Ñ§Ï°Íø| ²é¿´: 8215| ÆÀÂÛ: 0

ÕªÒª: ËÅ·þϵͳ(servo mechanism)ÊÇʹÎïÌåµÄλÖᢷ½Î»¡¢×´Ì¬µÈÊä³ö±»¿ØÁ¿Äܹ»¸ú¸úËæÊäÈëÄ¿±ê(»ò¸ø¶¨Öµ)µÄÈÎÒâ±ä»¯µÄ×Ô¶¯¿ØÖÆÏµÍ³¡£ÄÇôËÅ·þµç»úÊÇÈçºÎʵÏÖ¾«×¼¶¨Î»£¬ÈçºÎÀí½âËüµÄ±Õ»·ÌØÐÔ£¬½ñÌìÎÒÃǾÍÀ´ËµËµ¡£Ê×ÏÈ ...
ËÅ·þϵͳ(servo mechanism)ÊÇʹÎïÌåµÄλÖᢷ½Î»¡¢×´Ì¬µÈÊä³ö±»¿ØÁ¿Äܹ»¸ú¸úËæÊäÈëÄ¿±ê(»ò¸ø¶¨Öµ)µÄÈÎÒâ±ä»¯µÄ×Ô¶¯¿ØÖÆÏµÍ³¡£
ÄÇôËÅ·þµç»úÊÇÈçºÎʵÏÖ¾«×¼¶¨Î»£¬ÈçºÎÀí½âËüµÄ±Õ»·ÌØÐÔ£¬½ñÌìÎÒÃǾÍÀ´ËµËµ¡£Ê×ÏÈÎÒÃÇ¿´Ï½»Á÷ËÅ·þϵͳµÄ×é³É£¬ÓÉËÅ·þÇý¶¯Æ÷ºÍËÅ·þµç»ú×é³É¡£ÕâÀïÎÒÃÇÖ÷Òª½²ÊöËÅ·þÇý¶¯µÄ¹¤×÷Ô­Àí£¬µç»úÖ»ÊÇÒ»¸öÖ´Ðлú¹¹¡£Çý¶¯Æ÷µÄ½á¹¹¼òͼÈçÏ£¬ºÍ±äƵÆ÷µÄÖ÷µç·ÀàËÆ£¬µçÔ´¾­¹ýÕûÁ÷£¬Äæ±ä£¬ÊµÏÖ´ÓAC¡úDC¡úACµÄת»»¡£


ËÅ·þÇý¶¯Æ÷½á¹¹¼òͼ
ÊäÈëÐźÅ/ÃüÁî¿ÉÒÔÊÇλÖá¢ËÙ¶È¡¢Å¤¾ØµÈ¿ØÖÆÐźÅ£¬¶ÔÓ¦ËÅ·þµç»úµÄÈýÖÖ¿ØÖÆÄ£Ê½£¬Ã¿ÖÖ¿ØÖÆÄ£Ê½¶¼¶ÔÓ¦×Å»·µÄ¿ØÖÆ£¬Å¤¾Ø¿ØÖÆÊǵçÁ÷±Õ»·¿ØÖÆ£¬ËÙ¶ÈģʽÊÇËٶȱջ·¿ØÖÆ£¬Î»ÖÃģʽÔòÊÇÈý±Õ»·¿ØÖÆÄ£Ê½(Ť¾Ø¡¢ËÙ¶È¡¢Î»ÖÃ)¡£ÏÂÃæÎÒÃǶÔλÖÃģʽµÄÈý±Õ»·½øÐзÖÎö£º


λÖÃģʽµÄÈý±Õ»·¿ØÖÆ
ÉÏͼÖÐM±íʾËÅ·þµç»ú£¬PG´ú±í±àÂëÆ÷£¬×îÍâÃæµÄÀ¶É«µÄ´ú±íλÖû·£¬ÒòΪÎÒÃÇ×îÖÕ¿ØÖƵÄÊÇλÖÃ(¶¨Î»)£¬ÄÚ»··Ö±ðÊÇËÙ¶È»·ºÍµçÁ÷»·(Ť¾Ø»·)£¬Î»ÖÃģʽÏÂËÙ¶È»·ºÍµçÁ÷»·×÷Ϊ±£»¤»··ÀֹʧËÙ¿ØÖƺ͹ýÔØÒÔÈ·±£µç»úºãËÙÔËתºÍµç»úµçÁ÷ºã¶¨¡£ÎÒÃÇÖØµã¿´ÏÂλÖû·ÊÇÈçºÎÈ·±£µç»úÄܹ»×¼È·Ðýת¸ø¶¨µÄ½Ç¶È¡£
¼ÙÈçÎÒÃǸø¶¨Âö³åΪ1¸ö£¬´Ëʱ·´À¡Âö³åΪ0£¬Âö³åÆ«²î¡÷p=1£¬ÊäÈëµ½¿ØÖÆÆ÷ÖУ¬ÕâʱºòÇý¶¯µç·¿ØÖÆIPMÄæ±äÆ÷²úÉúSPWM²¨Çý¶¯ËÅ·þµç»úÐýת£¬×¢ÒâÕâ¸öSPWM²¨ºÍÎÒÃÇplc·¢Âö³åµÄ·½²¨ÊDz»Ò»ÑùµÄ£¬Ê±µç»ú´ø¶¯±àÂëÆ÷Ðýת·¢³ö·´À¡Âö³å£¬Õâ¸öʱºò¡÷p=0£¬µç»úÍ£Ö¹Êä³ö£¬1¸öÂö³å¶¨Î»Íê³É¡£Õû¸ö´Ó·¢³öÂö³åµ½½ÓÊÜ·´À¡Âö³åµÄ¹ý³Ì¾ÍÊÇÒ»¸ö±Õ»·¹ý³Ì£¬´Ó¶øÈ·±£µç»úÄܹ»×¼È·¶¨Î»£¬Âö³åµÄÊýÁ¿¾ö¶¨¶¨Î»µÄ¾àÀ룬Âö³åµÄƵÂʾö¶¨µç»úµÄתËÙ¡£

¿´¹ý¡¶ËÅ·þµç»úÊÇÈçºÎʵÏÖ¾«×¼¶¨Î»£¿ÈçºÎÀí½âËüµÄ±Õ»·ÌØÐÔ£¿¡·µÄÈË»¹¿´ÁËÒÔÏÂÎÄÕÂ:

·¢±íÆÀÂÛ

×îÐÂÆÀÂÛ

ÈȵãÎÄÕÂ

|µç¹¤Ñ§Ï°Íø ( )

GMT+8, 2019-12-11 13:09

Powered by © 2011-2019 www.topdrdrebeats.com °æÈ¨ËùÓÐ ÃâÔðÉùÃ÷ ²»Á¼ÐÅÏ¢¾Ù±¨

¼¼ÊõÇý¶¯Î´À´! µç¹¤Ñ§Ï°Íø¡ª×¨Òµµç¹¤»ù´¡ÖªÊ¶¡¢µç¹¤¼¼ÊõÑ§Ï°ÍøÕ¾¡£

À¸Ä¿µ¼º½£º ¹¤¿Ø¼ÒÔ° | ÈýÁâplc | Î÷ÃÅ×Óplc | Å·Ä·Áúplc | plcÊÓÆµ½Ì³Ì

·µ»Ø¶¥²¿
ÕæÇ®ÊÖ»úÓÎÏ·