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[0050]= 2A1sin (n ( ¦¨ + ji / (2m))) cos (¦Ç ¦Ð / (2m))
[0051]...(3)
[0052]SÚ࣬¸ù¾Ýذ(0)³å2(0)µÃµ½È¥³ýƵÂÊmµÄÖÜÆÚ±ä¶¯³É·Ö¼´¦Ð¦É¦È³É·Ö£¬½ö°üº¬ÆµÂʦǵÄÖÜÆÚ±ä¶¯³É·Ö¼´¦Ç ¦¨³É·ÖµÄÕýÏÒ²¨¡£FJ ¦¨ )+F2( ¦¨ )µÄÇé¿öÔÚͼ5ÖÐʾ³ö¡£
[0053]²¢ÇÒ£¬ÒÔʹµÃͨ¹ýF1 ( ¦¨ )+F2( ¦¨ )µÄÔËËãµÃµ½µÄÐźŵÄÕñ·ù³ÉΪA2µÄ·½Ê½ÔڽǶÈÔËË㲿7µÄÄÚ²¿½øÐÐÔöÒæµ÷Õû£¬Í¨¹ý´ÓF2(Q)¼õÈ¥¸Ã½á¹û£¬´Ó¶øÈçÒÔϵÄʽ(4)Ëùʾ£¬Äܹ»µÃµ½ÆµÂÊmµÄÖÜÆÚ±ä¶¯³É·Ö¼´m ¦¨³É·ÖµÄÕýÏÒ²¨Êä³ö¡£
[0054]¡¾Êýѧʽ4¡¿
[0055]F2 ( ¦¨ ) - (F1 ( ¦¨ ) +F2 ( ¦¨ )} *A2/ {2A1/cos (n Ji / (2m))}
[0056]= A2sin (n ( ¦¨ +P/2)) +B2sin (m( ¦¨ +P/2)) -A2sin (n ( ¦¨ + ji / (2m)))...(4)
[0057]= B2sin (m ( ¦¨ + ji /m)) +A2 {sin (n ( ¦¨ + ji /m)) -sin (n ( ¦¨ + ji / (2m)))}
[0058]µ«ÊÇ£¬ÔÚ¸ÃÊä³öÖвÐÁôÓÐÆµÂÊ¦Ç ¦¨µÄ³É·Ö£¬µ«Èç¹û¦ÇºÍmµÄ²î½Ï´ó£¬Ôò¦Ç ¦¨µÄ³É·Ö±äС¡£ÔÚͼ6ÖÐʾ³öʽ(4)ËùʾµÄÐźŲ¨ÐεÄÇé¿ö¡£
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[0060]´ËÍâ,ÔÚʵʩ·½Ê½IÖУ¬Ê¾³öÁË ¦Ç = 1¡¢m = 16µÄÀý×Ó,µ«¦ÇºÍmµÄÖµ²¢²»ÏÞ¶¨ÓÚ´Ë£¬Ö»ÒªÊdzÉΪm > ¦ÇÇÒ´óÓÚ»òµÈÓÚIµÄÕûÊý¼´¿É¡£ÔÚ¦Ç = IµÄÇé¿öÏ£¬Äܹ»¼ì²âÐýתԲ°åIµÄ¾ø¶ÔλÖ㬵«ÀýÈçÔÚ¦Ç = 2µÄÇé¿öÏ£¬Äܹ»¼ì²â³öÊÇ´¦ÓÚÐýת¶Ô³ÆµÄ2¸öµãµÄλÖÃÖеÄÄÄÒ»¸ö¡£
[0061]ÔÚʵʩ·½Ê½IÖУ¬¶Ôͨ¹ý´Å¼ì²âÔª¼þ61¡¢62µÄÉèÖÃλÖúͽǶÈÔËË㲿7µÄÔËËã´¦Àí¶øÌáȡƵÂÊ¦ÇºÍÆµÂÊmµÄÖÜÆÚ±ä¶¯³É·ÖµÄÀý×Ó½øÐÐÁË˵Ã÷£¬µ«±¾·¢Ã÷²¢²»ÏÞ¶¨Óڸ÷ÖÀë·½·¨£¬ÀýÈ磬Ҳ¿ÉÒÔ½öÉèÖÃI¸ö´Å¼ì²âÔª¼þ£¬ÔڽǶÈÔËË㲿7ÖнøÐиµÁ¢Ò¶±ä»»´¦ÀíÖ®ºó£¬½«ÆµÂÊ¦ÇµÄ³É·ÖºÍÆµÂÊmµÄ³É·Ö·ÖÀ룬ͨ¹ý¸µÁ¢Ò¶Äæ±ä»»´¦Àí¶øµÃµ½ÆµÂʦǵÄÕýÏÒ²¨²¨ÐÎºÍÆµÂÊmµÄÕýÏÒ²¨²¨ÐΡ£
[0062]ʵʩ·½Ê½2.
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[0064]´Ëʱ£¬Èç¹û½«À´×Դżì²âÔª¼þ61µÄÊä³öÉèΪF1(Q),½«À´×Դżì²âÔª¼þ62µÄÊä³öÉèΪF2(0)£¬Ôòͨ¹ýÒÔϵÄʽ(5)±íʾ¡£
[0065]¡¾Êýѧʽ5¡¿
[0066]F1(Q) = A1Sin (¦Ç ¦¨ )+B1Sin (m ¦¨ )
[0067]...(5)
[0068]F2( ¦¨ ) = A2Sin(¦Ç( ¦¨ +Q/2))+B2Sin(m( ¦¨ +Q/2))
[0069]´Å´«¸ÐÆ÷2µÄÊä³ö¼´F1 ( ¦È )ÒÔ¼°F2 ( ¦È )£¬ÊäÈëÖÁ½Ç¶ÈÔËË㲿7 (²ÎÕÕͼ1)¡£ÔÚ´Ë£¬ÓÉÓÚQ/2= ¦Ð/n£¬Òò´Ë´æÔÚÒÔÏÂʽ(6)µÄ¹ØÏµ¡£
[0070]¡¾Êýѧʽ6¡¿
[0071]sin (¦Ç ( ¦¨ +Q/2)) = sin (¦Ç ¦È ) cos (nQ/2)+cos (¦Ç ¦È ) sin (nQ/2)
[0072]= sin (¦Ç ¦¨ ) cos ( ¦Ð )+cos (¦Ç ¦¨ ) sin ( ¦Ð )¡(6)
[0073]= -sin (¦Ç ¦¨ )
[0074]Èç¹ûÉèΪA1 = A2¡¢B1 = B2,ÔòF1 ( ¦È ) +F2 ( ¦È )³ÉΪÒÔϵÄʽ(7)¡£
[0075]¡¾Êýѧʽ7¡¿
[0076]F1 ( ¦¨ ) +F2 ( ¦¨ ) = (A1Sin (¦Ç ¦¨ )+B1Sin (m ¦¨ )} +{A2sin (¦Ç ( ¦¨+Q/2))+B2sin (m( ¦¨ +
Q/2))}
[0077]= (A1Sin (¦Ç ¦¨ )+B1Sin (m ¦¨ )} + (-A1Sin (¦Ç ¦¨ )+B1Sin (m( ¦¨+Q/2))}
[0078]= B1Sin (m ¦¨ ) +B1Sin (m( ¦¨ +Q/2))
[0079]= SB1Sin (m ( ¦¨ +Q/4)) cos (nQ/4)
[0080]= SB1Sin (m ( ¦¨ + ji / (2n))) cos (¦Ç ¦Ð / (2n))
[0081]...(7)
[0082]SÚ࣬¸ù¾ÝFJ ¦¨ )+F2( ¦È )µÃµ½È¥³ýƵÂÊnµÄÖÜÆÚ±ä¶¯³É·Ö¼´¦Ç ¦¨³É·Ö£¬½ö°üº¬ÆµÂÊmµÄÖÜÆÚ±ä¶¯³É·Ö¼´m ¦¨³É·ÖµÄÕýÏÒ²¨¡£F1 ( ¦¨ ) +F2 ( ¦¨ )µÄÇé¿öÔÚͼ8ÖÐʾ³ö¡£
[0083]ÔÚ´Ë£¬ÔÚ½«mºÍ¦ÇµÄ¹ØÏµÏÞ¶¨Îªm = nX2k(kΪ×ÔÈ»Êý)µÄÇé¿öÏ£¬F2 ( ¦¨ )³ÉΪÒÔϵÄʽ(S)0
[0084]¡¾Êýѧʽ8¡¿
[0085]F2( ¦¨ ) = A2Sin(¦Ç( ¦¨ +Q/2))+B2 sin(m( ¦¨ +Q/2))
[0086]= A2sin (¦Ç ¦È+n ji/n)+B2sin (m ¦¨+m ji/n)...(8)
[0087]= A2Sin (¦Ç ¦È + ji ) +B2Sin (m ¦È +2k Ji)
[0088]= -A2Sin (¦Ç ¦È ) +B2 sin (m ¦È )
[0089]ÓÉ´Ë£¬¶ÔF1(9HF2P)µÄÊä³öµÄÔöÒæÒÔ¼°Ïàλ½øÐе÷Õû¶øÌáÈ¡sin (¦Ð¦É¦È)µÄÖµ£¬²¢´Ó&( ¦¨ )¼õÈ¥¸ÃÖµ£¬ÓÉ´Ë£¬Äܹ»µÃµ½½ö°üº¬ÆµÂʦǵÄÖÜÆÚ±ä¶¯³É·Ö¼´¦Ç ¦¨³É·ÖµÄÕýÏÒ²¨¡£
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[0091]ʵʩ·½Ê½3.
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