1¡¢ÈçͼËùʾ£¬ÅжÏÄÄ×éÊÇÕýÈ·µÄ¡£
£¨a£©TM?TL (b) TM?TL (c) TM?TL
A£ºÍ¼£¨a£©TMΪÕý£¬ÊÇÍ϶¯×ª¾Ø£¬¼ÓËÙ״̬ B£ºÍ¼£¨b£©TM=TL£¬ÔÈËÙ״̬ C£ºÍ¼£¨c£©TMΪÕý£¬TLΪ¸º£¬¼õËÙ״̬ 2¡¢¹ØÓÚ½»Á÷µç¶¯»úµ÷ËÙ·½·¨ÕýÈ·µÄÓУº
A£º±äƵµ÷ËÙ£» B£º¸Ä±ä´Åͨµ÷ËÙ£» C£º¸Ä±äת²îÂʵ÷ËÙ£» D£º¶¨×Ó´®µç×èµ÷ËÙ
3¡¢ÈýÏàÒì²½µç¶¯»úÕýÔÚÔËÐÐʱ£¬×ª×ÓͻȻ±»¿¨×¡£¬Õâʱµç¶¯»úµÄµçÁ÷»á ¡£ A£º¼õÉÙ£» B£ºÔö¼Ó£» C£ºµÈÓÚÁã¡£
4¡¢ÈýÏàÊóÁýÒì²½µç¶¯»úÔÚÏàͬµçÔ´µçѹÏ£¬¿ÕÔØÆô¶¯±ÈÂúÔØÆô¶¯µÄÆô¶¯×ª¾Ø ¡£ A£ºÏàͬ£» B£º´ó£» C£ºÐ¡¡£
5¡¢ÈçÏÂͼËùʾ£¬ÇúÏß1ºÍÇúÏß2·Ö±ðΪµç¶¯»úºÍ¸ºÔصĻúÐµÌØÐÔ¡£ÊÔÎÊ£ºµç¶¯»úÄÜ·ñÔÚAµãÎȶ¨ÔËÐУ¿
A£ºÄÜ£» B£º²»ÄÜ£» C£º²»ÄÜÈ·¶¨ 6£®ºã¹¦ÂÊÐÍ»úÐµÌØÐÔΪ¸ºÔØ×ª¾ØÓëתËٳɣº A Õý±È; B ·´±È¡£
7¡¢ÓÐһ̨ÈýÏàÒì²½µç¶¯»ú£¬Õý³£ÔËÐÐʱΪ?½Ó·¨£¬ÔڶµçѹÏÂÆô¶¯£¬Æä
Tst?1.2TN£¬Èô²ÉÓÃ???»»½ÓÆô¶¯£¬ÊÔÎʵ±¸ºÔØ×ª¾ØTL?35%TN£¬µç¶¯»úÄÜ·ñ
Æô¶¯£¿
A£ºÄÜ£» B£º²»ÄÜ£» C£º²»ÄÜÈ·¶¨ 8£®ÈýÏàÒì²½µç¶¯»úµÄºÎÖÖÖÆ¶¯Óֽз¢µçÖÆ¶¯¡£ A ·´½ÓÖÆ¶¯£»B ·´À¡Öƶ¯£» C ÄܺÄÖÆ¶¯
9£®¾§Ìå¹ÜÖ±Á÷Âö¿íµ÷ËÙϵͳ±È¾§Õ¢¹ÜÖ±Á÷µ÷ËÙϵͳ¶¯Ì¬ÏìÓ¦ËÙ¶È£º
A ¸ß£»B µÍ£»C Ò»Ñù¡£
10¡¢Ö±Á÷µç¶¯»úµ±µçÊà»ØÂ·Öд®½Óµç×èºó£¬Æä¹ÌÓеĻúÐµÌØÐÔÇúÏßÊÇ£º A£ºÓÉ£¨0£¬no£©³ö·¢µÄÒ»´ØÏòÏÂÇãбµÄÖ±Ïߣ» B£ºÒ»´ØÆ½ÐÐÓÚ¹ÌÓÐÌØÐÔÇúÏßµÄÈËÎªÌØÐÔÇúÏߣ» C£º£»ÓÉ£¨0£¬no£©³ö·¢µÄÒ»´ØÏòÉÏÇãбµÄÖ±Ïߣ» D£º²»È·¶¨£»
11¡¢ÏÂÁз½·¨ÖÐÄÄÒ»¸ö²»ÊÇÏû³ý½»Á÷ËÅ·þµç¶¯»ú¡°×Ôת¡±µÄ·½·¨£º A£ºÔö´óת×Óת¶¯¹ßÁ¿£» B£ºÔö´óת×Óµç×裻 C£º¼õСת×Óת¶¯¹ßÁ¿
12£®Ö±Á÷·¢µç»úEÓëIaµÄ·½Ïò£º
A Ïàͬ£»B Ïà·´£»C ²»Ò»¶¨¡£¡£ ¶þ¡¢¼ò´ðÌâ
1 ³£ÓÃµÄ±äÆµµ÷ËÙ·½Ê½ÓÐÄļ¸ÖÖ? ±äѹ±äƵµ÷ËÙ¡¢ºãѹÈõ´Åµ÷ËÙ¡£
2 ¾§Õ¢¹Ü´¥·¢µç·µÄ»ù±¾×é³É²¿·ÖÓÐÄÄЩ?
Âö³åÐγɼ°·Å´ó¡¢ÒÆÏà¿ØÖÆ¡¢Í¬²½µçѹ¡¢¿ØÖƵçѹÐźŵÈ
3½»Á÷µç¶¯»úµÄ½á¹¹×é³É¼°Æä¹¤×÷ÔÀíÈçºÎ£¿Æäµ÷ËÙ·½·¨ºÍµ÷ËÙÌØÐÔÔõÑù£¿ ½»Á÷µç¶¯»úÓɶ¨×Ó,ת×Ó,»ú×ùµÈ×é³É; Æä¹¤×÷ÔÀíΪÔÚ¶¨×ÓÈýÏàÈÆ×é
ͨÒÔÈýÏཻÁ÷µçÁ÷ËùÐγɵÄÐýת´Å³¡×÷ÓÃÏÂ, ת×ÓÈÆ×éÐý¸ÐÓ¦µçÁ÷;´øµçת×Ó ÈÆ×éÔÚÐýת´Å³¡×÷ÓÃÏÂÓÖ¸ÐÓ¦µç´ÅÁ¦,Ðγɵç´Åת¾à, ´ø¶¯×ª×Ó¶øÐýת,³ÆÎª½» Á÷¸ÐÓ¦µç¶¯»ú ; Æäµ÷ËÙ·½·¨ÓÐ±äÆµ(ÎÞ¼¶Æ½»¬),±ä¼«(Óм¶²»Æ½»¬),±äS(ÌØ ÐÔ±äÈí)
4ʲôÊǵ÷ËÙ£¿Ëü°üº¬ÄÄÁ½·½ÃæµÄºÒ⣿ºâÁ¿Ö±Á÷µ÷ËÙϵͳºÃ»µµÄÐÔÄÜÖ¸±êÓÐÄÄЩ£¿¸÷±íʾʲôÒâÒ壿
ͨ¹ýÈËΪ¸Ä±äµç¶¯»ú²ÎÊýÀ´¸Ä±äµç¶¯»úËٶȳÆÎªµ÷ËÙ;Ëü°üÀ¨ÈËΪ±ä ËÙºÍ×Ô¶¯ÎÈËÙÁ½·½Ãæ; ºâÁ¿Ö±Á÷µ÷ËÙϵͳºÃ»µµÄÐÔÄÜÖ¸±êÓкâÁ¿Ö±Á÷µ÷ ËÙϵͳºÃ»µµÄÐÔÄÜÖ¸±êÓе÷ËÙ·¶Î§(D), ת²îÂÊ(S),ƽ»¬ÐÔ,¾¼ÃÐÔ. Èý¡¢¼ÆËãÌâ
1¡¢Ò»Ì¨²¢Àøµç¶¯»ú£¬¶î¶¨¹¦ÂÊPN?2.2kW£¬¶î¶¨µçѹUN?220V£¬¶î¶¨µçÁ÷
IN?12.2A£¬¶î¶¨×ªËÙnN?3000r/min£¬×î´óÀø´Å¹¦ÂÊPfN?68.2W¡£
ÊÔÇ󣺣¨1£©×î´óÀø´ÅµçÁ÷IfN£» 0.31A £¨2£©¶î¶¨ÔËÐÐʱµÄµçÊàµçÁ÷IaN£»11.89 £¨3£©¶î¶¨×ª¾ØTN£»7NM £¨4£©¶î¶¨ÔËÐÐʱµÄЧÂÊ?N¡£0.82 2¡¢ÓÐһ̨ÈýÏàÊóÁýʽÒì²½µç¶¯»ú£¬Æä¶î¶¨Êý¾ÝΪ£ºP2N?10kW£¬
nN?1460r/min£¬UN?380V£¬?½Ó·¨£¬?N?0.868£¬cos?N?0.88£¬
Tst/TN?1.5£¬Ist/IN?6.5¡£ÊÔÇó£º
£¨1£©¶î¶¨ÊäÈ빦ÂÊP1N£» £¨2£©¶î¶¨×ª²îÂÊSN£» £¨3£©¶î¶¨µçÁ÷IN£» £¨4£©Êä³öµÄ¶î¶¨×ª¾ØTN£» £¨5£©²ÉÓÃY??»»½ÓÆô¶¯Ê±µÄÆô¶¯µçÁ÷ºÍÆô¶¯×ª¾Ø
½â´ð£º1.4¼«µç»ú2¶Ô¼«¶ÔÊý
2.¶î¶¨ÊäÈ빦ÂÊ£ºP/¦Ç=10/0.868=11.52KW 3.S(N)=(1500-1460)/1500=0.027
4.I£¨n£©=10000/(1.732X380X0.868X0.88)=19.9A 5.T(n)=*10/1460)X9550=65.4NM
6.ÐÇÐΡª¡ªÈý½ÇÐλ»½ÓÆô¶¯Ê±:Æô¶¯µçÁ÷=(1/3)X19.9x6.5=43.12A Æô¶¯×ª¾Ø==(1/3)X65.4x1.5=32.7NM
1.һ̨ËûÀøÖ±Á÷µç¶¯»úµÄÃúÅÆÊý¾ÝΪ£ºPN=5.5 KW, U N=110 V, I N=62 A, n N=1000 r/min,ÊÔ»æ³öËüµÄ¹ÌÓлúÐµÌØÐÔÇúÏß¡£
Ra=0.6(1-pN/UNIN)UN/IN U=Ke¦µnN+IaRa n0=U/ke¦µ
2.һֱ̨Á÷ËûÀøµç¶¯»ú£¬Æä¶î¶¨Êý¾ÝΪ£ºPN?17kW£¬UN?220V£¬IN?91A£¬
nN?1500r/min£¬Ra?0.22?¡£ÊÔÇó£º
(1) ¶î¶¨×ª¾ØTN£»52.5 (2) Ö±½ÓÆô¶¯Ê±µÄÆô¶¯µçÁ÷Ist£»1000 (3) Èç¹ûҪʹÆô¶¯µçÁ÷²»³¬¹ý¶î¶¨µçÁ÷µÄÁ½±¶£¬ÇóÆô¶¯µç×èΪ¶àÉÙÅ·£¿´ËʱÆô¶¯×ª¾ØÎª¶àÉÙ£¿0.99
2.Ö¸³öÏÂͼÖÐaºÍbÄÄÒ»µãÊÇ»úµç´«¶¯ÏµÍ³Îȶ¨ÔËÐÐµÄÆ½ºâµã£¿ÎªÊ²Ã´£¿
.
aµãƽºâµã
3 Ö±Á÷µç¶¯»ú²»ÄÜÖ±½ÓÆô¶¯µÄÔÒòÊÇ Æô¶¯µçÁ÷¹ý´óÆô¶¯×ª¾ØÌ«´ó 1.ÈýÏàÁýÐÍÒì²½µç¶¯»úµÄÆô¶¯·½·¨ÓÐ ºÍ ¡£
2.µçÆø¿ØÖÆÏµÍ³Öг£ÉèµÄ±£»¤»·½ÚÓÐ ¡¢ ¡¢ ¡¢
ºÍ
ÈõÀø´Å±£»¤¡£
15.»ú´²Éϳ£ÓÃµÄµçÆøÖÆ¶¯·½Ê½ÖУ¬²»³£ÓõÄÊÇ: A£ºÄܺÄÖÆ¶¯ B£º·´À¡Öƶ¯ C£º·´½ÓÖÆ¶¯ D£ºÖ±½ÓÖÆ¶¯
11.Ö±Á÷µç¶¯»úµ±µçÊà»ØÂ·Öд®½Óµç×èºó£¬Æä¹ÌÓеĻúÐµÌØÐÔÇúÏßÊÇ£º A£ºÒ»´ØÆ½ÐÐÓÚ¹ÌÓÐÌØÐÔÇúÏßµÄÈËÎªÌØÐÔÇúÏߣ» B£ºÓÉ£¨0£¬no£©³ö·¢µÄÒ»´ØÏòÉÏÇãбµÄÖ±Ïߣ» C£ºÓÉ£¨0£¬no£©³ö·¢µÄÒ»´ØÏòÏÂÇãбµÄÖ±Ïߣ» D£º²»È·¶¨£»
12.Ö±Á÷µçÆ÷µÄÏßȦÄÜ·ñ´®ÁªÊ¹Óã¿ A£ºÄÜ£» B£º²»ÄÜ¡£ 13.Ö±Á÷½Ó´¥Æ÷ÌúÐÄÓÉ ²ÄÁÏÖÆÔì¡£
A: ¹è¸ÖƬ£» B: Í C: Èí¸Ö£»¡£ 14.¾§Õ¢¹ÜÖУ¬Òõ¼«Óà ·ûºÅ±íʾ¡£
A: G£» B: K£» C: A¡£
8Ö±Á÷ËûÀøµç¶¯»úÆô¶¯Ê±£¬ÎªÊ²Ã´Ò»¶¨ÒªÏȰÑÀø´ÅµçÁ÷¼ÓÉÏ£¿ÈôÍüÁËÏȺÏÀø´ÅÈÆ×èµÄµçÔ´¿ª¹Ø¾Í°ÑµçÊàµçÔ´½Óͨ£¬ÕâÊÇ»á²úÉúʲôÏÖÏó£¨ÊÔ´ÓTL=0 ºÍTL=TNÁ½ÖÖÇé¿ö¼ÓÒÔ·ÖÎö£©£¿µ±µç¶¯»úÔËÐÐÔڶתËÙÏ£¬ÈôͻȻ½«Àø´ÅÈÆ×è¶Ï¿ª£¬´ËʱÓÖ½«³öÏÖʲôÇé¿ö£¿µ±TL=0Æô¶¯Ê±£ºÒòΪÀø´ÅÈÆ×éÓÐÒ»¶¨Ê£´Å£¬Ê¹¦µ¡Ö0£»Æô¶¯Ê±£¬n£½0£¬E£½0£¬¸ù¾ÝUN=E+IaRa Öª£¬UNÈ«¼ÓÔÚµç×èRaÉÏ£¬²úÉúºÜ´óµÄIa£¨(10~20)IN£©£¬µ«ÒòΪ¦µ¡Ö0£¬ËùÒÔT£½Kt¦µIa²¢²»´ó£¬ÒòΪTL¡Ö0£¬ËùÒÔ¶¯×ª¾Ø´óÓÚ0£¬ÏµÍ³»á¼ÓËÙÆô¶¯£»Æô¶¯ºó£¬ËäÓÐn£¬Ê¹E±ä´óµã£¬µ«ÒòΪ¦µ¡Ö0£¬ËùÒÔEÈÔ²»´ó£¬ UN´ó²¿·ÖÈÔÒª¼ÓÔÚµç×èRaÉÏ£¬²úÉúºÜ´óIaºÍ²»´óµÄT£¬Ê¹ÏµÍ³²»¶Ï¼ÓËÙ£»µ±ÏµÍ³´ïµ½¡°·É³µ¡±Ê±£¬ÔÚÏ൱´óµÄijһnÎÈËÙÔËÐÐʱ£¬T£½Kt¦µIa=TL ¡Ö0£¬ËùÒÔIa¡Ö0£¬´Ëʱ£¬EÏ൱
´ó£¬UN¼¸ºõºÍEƽºâ¡£µ±TL=TNÆô¶¯Ê±£ºn£½0£¬E£½0£¬¸ù¾ÝUN=E+IaRaÖª£¬UNÈ«
¼ÓÔÚµç×èRaÉÏ£¬²úÉúºÜ´óµÄIa£¨(10~20)IN£©£¬µ«ÒòΪ¦µ¡Ö0£¬ËùÒÔT£½Kt¦µIa²¢²»´ó£¬ÒòΪTL= TN£¬ËùÒÔϵͳÎÞ·¨Æô¶¯¡£µ±µç¶¯»úÔËÐÐÔڶתËÙÏ£¬T£½Kt¦µNIaN = TL£½TN£¬n£½nN£¬´Ëʱ¶Ï¿ªÀø´Å£¬ ¦µ¡Ö0£¬ËäÈ»ÈÔÓÐn£½nN£¬µ«E ¡Ö0£¬¸ù¾ÝUN=E+IaRaÖª£¬UNÈ«¼ÓÔÚµç×èRaÉÏ£¬²úÉúºÜ´óµÄIa£¬µ«ÒòΪ¦µ¡Ö0£¬ËùÒÔT£½Kt¦µIa²¢²»´ó£¬ÒòΪTL= TN£¬ËùÒÔT£¼ TL£¬ÏµÍ³Öð½¥¼õËÙµ½Í£³µ 3¡¢Ö±Á÷µç¶¯»ú³£Óõĵ÷ËÙ·½·¨ÓУ¨µçÊàµç·µç·´®µç×è ¡¢¸Ä±äµçѹ ¡¢¸Ä±ä´Åͨ¡££© 5¡¢ÈýÏàÁýÐÍÒì²½µç¶¯»úµÄÆô¶¯·½·¨ÓУ¨ Ö±½ÓÆô¶¯ºÍ½µÑ¹Æô¶¯£© ¡£
6¡¢Éú²ú»úе¶Ôµç¶¯»úµ÷ËÙϵͳÌá³öµÄÖ÷Òª¾²Ì¬¼¼ÊõÖ¸±êÓÐ £¨¾²²î¶È¡¢µ÷ËÙ·¶Î§¡¢µ÷ËÙÆ½»¬ÐÔ ¡££©
7¡¢Í¬²½µç»ú×îÍ»³öµÄÓŵãÊÇ£¨Äܸı书ÂÊÒòÊý £©¡£
8¡¢¾§Õ¢¹ÜµÄµ¼Í¨Ìõ¼þÊÇ A-KÓëA-GÖ®¼äÊÇÕýµçѹ £¬¾§Õ¢¹ÜÓɵ¼Í¨×ª±äΪ×è¶ÏµÄÌõ¼þÊÇ£¨Ñô¼«µçÁ÷СÓÚά³ÖµçÁ÷£©¡£
10¡¢µç´Åת²îÀëºÏÆ÷µ÷ËÙϵͳÊÇͨ¹ý£¨µç´Åת²îÀëºÏÆ÷£© À´ÊµÏÖµ÷Ëٵġ£
11¡¢½»Á÷µç»úºãת¾Ø±äƵµ÷ËÙÒªÂú×ãµÄÌõ¼þÊÇ ¡£
12¡¢Ö±Á÷ËûÀøµç»úµÄÖÆ¶¯×´Ì¬·ÖΪÈýÖÖÐÎʽ£¬¼´·´À¡Öƶ¯ £¬·´½ÓÖÆ¶¯ £¬ÄܺÄÖÆ¶¯ 1¡¢¼òÊö»úµç´«¶¯ÏµÍ³Îȶ¨ÔËÐеÄÌõ¼þ¡£ 2¡¢¼òÊö½»Á÷Òì²½µç¶¯»úÓëÖ±Á÷µç¶¯»úµÄÇø±ð 3¡¢Ò»°ãͬ²½µç¶¯»úΪʲôҪ²ÉÈ¡Òì²½Æô¶¯·¨£¿
2¡¢ÊÔ·Ö±ð˵Ã÷ÏÂͼÖм¸ÖÖÇé¿öÏÂϵͳµÄÔËÐÐ״̬ÊǼÓËÙ?¼õËÙ?»¹ÊÇÔÈËÙ?(ͼÖмýÍ··½
ÏòΪת¾ØµÄʵ¼Ê×÷Ó÷½Ïò)
3¡¢ÓÐһ̨Ëļ«ÈýÏàÒì²½µç¶¯»ú£¬µçÔ´µçѹƵÂÊΪ50Hz£¬ÂúÔØÊ±µç¶¯»úµÄת²îÂÊΪ£º0.02
Çó£º ¢Ù µç¶¯»úµÄͬ²½×ªËÙ£» ¢Ú µç¶¯»úµÄת×ÓתËÙ£» ¢Û µç¶¯»úµÄת×ÓµçÁ÷ƵÂÊ¡£
5¡¢ÏßÈÆÊ½Òì²½µç¶¯»ú²ÉÓÃת×Ó´®µç×èÆô¶¯Ê±£¬Ëù´®µç×èÓú´ó£¬Æô¶¯×ª¾Ø £¨ £© A¡¢Óú´ó B¡¢ÓúС C¡¢²»±ä D¡¢²»Ò»¶¨
3¡¢ÔÚ´«¶¯ÏµÍ³ÖкÍÔ˶¯·½ÏòÏàͬµÄת¾Ø³ÆÎª______Í϶¯×ª¾Ø__________£¬ºÍÔ˶¯·½ÏòÏà·´µÄת
¾Ø³ÆÎª______ÖÆ¶¯×ª¾Ø____________¡£ 7¡¢¿ØÖÆÏµÍ³°´×é³ÉÔÀí·ÖΪ ¡¢ ¡£
12¡¢½»Á÷±äƵµ÷ËÙϵͳÖеçѹÐÍ±äÆµµ÷ËÙϵͳÔÚÕûÁ÷ºÍÄæ±äÖ®¼ä½ÓÈë____µçÈÝ_____½øÐÐÂ˲¨£¬µçÁ÷ÐÍ±äÆµµ÷ËÙϵͳÔÚÕûÁ÷ºÍÄæ±äÖ®¼ä½ÓÈë___µç¸Ð___ÏÞÖÆµçÁ÷
1¡¢ ½»Á÷ËÅ·þµç»úÓëÆÕͨµç»úÏà±È£¬ÓÐÄÇÐ©ÌØµã
µ÷ËÙ·¶Î§¹ã£¬×ª×Ó¹ßÐÔС£¬ÄÜ¿ìËÙÆô¶¯¡¢Í£×ª¡£¹ýÔØÄÜÁ¦Ç¿£¬¿É¿¿ÐԺᣠ1Ö±Á÷µç¶¯»ú³£ÓÃµÄÆô¶¯·½·¨ÓУ¨½µÑ¹Æô¶¯£©£¨µçÊàµç·ÄÚ½ÓÍâ¼Óµç×èÆô¶¯£©¡£ 2Ö±Á÷µç¶¯»ú³£Óõĵ÷ËÙ·½·¨ÓУ¨µçÊàµç·Íâ½Óµç×èRad£©£¨¸Ä±äµç¶¯»úµçÊàµçѹU£©£¨¸Ä±äµç¶¯»úÖ÷´Åͨ£©¡£
3 ÈýÏàÊóÁúʽÒì²½µç¶¯»úµÄÆô¶¯·½·¨ÓУ¨Ö±½ÓÆô¶¯£©£¨¶¨×Ó´®µç×è»ò½µÑ¹Æ÷½µÑ¹Æô¶¯£©£¨Y-¡÷½µÑ¹Æô¶¯£©£¨×Ôñî±äѹÆ÷½µÑ¹Æô¶¯£©£¨ÈíÆô¶¯£©¡£
4ÈýÏàÊóÁúʽÒì²½µç¶¯»úµÄµ÷ËÙ·½·¨ÓУ¨¸Ä±ä¼«¶ÔÊýµ÷ËÙ£©£¨¸Ä±äת²îÂʵ÷ËÙ£©£¨±ä
Ƶµ÷ËÙ£© Ò»¡¢Ìî¿ÕÌ⣺
1.Ö±Á÷µç¶¯»ú³£Óõĵ÷ËÙ·½·¨ÓÐ ¡¢ ºÍ ¡£
2.ÈýÏàÁýʽÒì²½µç¶¯»úµÄÆô¶¯·½·¨ÓÐ ºÍ ¡£
3.µçÆø¿ØÖÆÏµÍ³Öг£ÉèµÄ±£»¤»·½ÚÓжÌ·±£»¤¡¢ÈõÀø´Å±£»¤¡¢ ¡¢ ºÍ ¡£
4.ÈýÏàÊóÁýʽÒì²½µç¶¯»ú³£Óõĵ÷ËÙ·½·¨ÓÐ ºÍ ¡£
5.ËûÀøÖ±Á÷µç¶¯»úµÄÈýÖÖµ÷ËÙ·½·¨ÖУ¬µ÷ËÙʱ»úÐµÌØÐÔ±äÈíµÄ
ÊÇ ¡£µ÷ËÙʱ»úÐµÌØÐÔ²»±äµÄÊÇ µ÷ËÙ¡£
6.¾§Õ¢¹ÜµÄ¼¸¸öÖ÷Òª²ÎÊýÊÇ ¡¢ ¡¢¶î¶¨Í¨Ì¬Æ½¾ù
µçÁ÷ITºÍά³ÖµçÁ÷IH¡£
7.Ö±Á÷µ÷ËÙϵͳÖУ¬µçÁ÷½ØÖ¹¸º·´À¡»·½ÚµÄ×÷ÓÃÊÇ ¡£
8.ÈýÏàÊóÁýʽÒì²½µç¶¯»úµÄ½µÑ¹Æô¶¯·½·¨ÓÐ ¡¢ ºÍ×Ôñî±äѹÆ÷Æô¶¯¡£
9.Éú²ú»úе¶Ôµç¶¯»úµ÷ËÙϵͳÌá³öµÄÖ÷Òª¾²Ì¬¼¼ÊõÖ¸±êÓÐ ¡¢ ºÍƽ»¬ÐÔ¡£
10.¾§Õ¢¹Ü¿É¿ØÕûÁ÷µç·µÄ¸ºÔس£Óеç×èÐÔ¡¢ ºÍ ¡£
11.ÈýÏàÈÆÏßʽÒì²½µç¶¯»ú³£Óà ½øÐÐÆô¶¯ºÍµ÷ËÙ£¬Ò²¿ÉÒÔÓà ½øÐÐÆô¶¯¡£
12.ÈýÏàÊóÁýʽÒì²½µç¶¯»úµÄµçÆøÍ£×ª·½·¨ÓÐ
ºÍ ¡£
13.ÔÚÖ±Á÷µç¶¯»úµÄË«±Õ»·ÎÞ¾²²îµ÷ËÙϵͳÖУ¬×ªËÙ»·µÄ×÷ÓÃÖ÷ÒªÊÇ ¡£µçÁ÷»·µÄ×÷ÓÃÖ÷ÒªÊÇ ¡£
14.Ö±Á÷ËûÀøµç¶¯»ú¿É²ÉÓà Æô¶¯»ò½µÑ¹Æô¶¯£¬Ä¿µÄ¶¼ÊÇΪÁË ¡£
15.ΪÁ˸ıäÈýÏཻÁ÷Òì²½µç¶¯»úµÄÐýת·½Ïò£¬Ö»Òª ¼´¿É¡£
16.ÎÞ¾²²î±Õ»·µ÷ËÙϵͳ£¬PIµ÷½ÚÆ÷Öлý·Ö»·½ÚµÄ×÷ÓÃÊÇ ¡£ 17.½»Á÷µç¶¯»ú±äƵµ÷ËÙµÄÌØµãÓÐ £¬
ÔÚºãת¾ØµÄ±äƵµ÷ËÙϵͳÖУ¬³£±£³Ö Ϊ¶¨Öµ¡£
18.¾Íһֱ̨Á÷µç¶¯»ú¿ª»·¡¢Óо²²î±Õ»·¡¢ÎÞ¾²²î±Õ»·µ÷ËÙϵͳÈýÕߵľ²ÌØÐÔ¶øÑÔ£¬»úÐµÌØÐÔ×îÓ²µÄÊÇ £¬×îÈíµÄÊÇ ¡£ 19.´øµç×èÐÔ¸ºÔصĵ¥Ïà°ë²¨¿É¿ØÕûÁ÷µç·ÖУ¬¿ØÖƽÇ?µÄÒÆÏ෶ΧÊÇ £¬¿ØÖƽÇ?ºÍµ¼Í¨½Ç?µÄ¹ØÏµÊ½
ÊÇ ¡£
20.½»Á÷Òì²½µç¶¯»ú²ÉÓõ÷ѹµ÷ËÙʱ£¬²ÉÓÃתËÙ¸º·´À¡±Õ»·ÏµÍ³£¬¿ÉÒÔ ¡£
21.µç¶¯»úµÄ¶Ì·±£»¤ºÍ³¤ÆÚ±£»¤²»Í¬£¬Ç°ÕßÊÇ £¬ºóÕßÊÇ ¡£ ¶þ¡¢µ¥ÏîÑ¡ÔñÌ⣺
1.µçÔ´ÏßµçѹΪ380V£¬ÈýÏàÁýÐÍÒì²½µç¶¯»ú¶¨×ÓÿÏàÈÆ×éµÄ¶î¶¨µçѹΪ380V£¬ÄÜ·ñ²ÉÓÃÐÇÐΡª¡ªÈý½ÇÐÎÆô¶¯£¿ £¨ £© A.²»ÄÜ B.ÄÜ
2.Ö±Á÷µçÆ÷µÄÏßȦÄÜ·ñ´®ÁªÊ¹Óã¿ £¨ £©
A.²»ÄÜ B.ÄÜ
3.Ö±Á÷µç¶¯»úµ÷ËÙϵͳ£¬ÈôÏë²ÉÓúãת¾Øµ÷ËÙ£¬Ôò¿É¸Ä±ä £¨ £©
A.Ke B.? C.U
4.ÈýÏàÒì²½µç¶¯»úÕýÔÚÔËÐÐʱ£¬×ª×ÓͻȻ±»¿¨×¡£¬Õâʱµç¶¯»úµÄµçÁ÷»á £¨ £©
A.Ôö´ó B.¼õÉÙ C.µÈÓÚÁã
5.ÊÔ˵Ã÷ÏÂͼÇé¿öÏ£¬ÏµÍ³µÄÔËÐÐ״̬ÊÇ £¨ £© A.¼ÓËÙ B.¼õËÙ C.ÔÈËÙ
TM n TL TM 6.½»Á÷µçÆ÷µÄÏßȦÄÜ·ñ½ÓÈëÓëÆä¶î¶¨µçѹÏàµÈµÄÖ±Á÷µçԴʹÓã¿ £¨ £© A.²»ÄÜ B.ÄÜ 7.Ö±Á÷µç¶¯»úµ÷ËÙϵͳ£¬ÈôÏë²ÉÓú㹦Âʵ÷ËÙ£¬Ôò¿É¸Ä±ä £¨ £© A.Ke B.? C.U 8.ÈýÏàÒì²½µç¶¯»úÔÚÏàͬµçÔ´µçѹÏ£¬¿ÕÔØÆô¶¯±ÈÂúÔØÆô¶¯µÄÆô¶¯×ª¾Ø £¨ £© A.´ó B.С C.Ïàͬ 9.ÈýÏàÒì²½µç¶¯»ú´ø¶¯Ò»¶¨¸ºÔØÔËÐÐʱ£¬ÈôµçÔ´µçѹ½µµÍÁË£¬Õâʱµç¶¯»úµÄת¾Ø»á £¨ £© A.Ôö´ó B.¼õÉÙ C.²»±ä 10.ÈýÏàÒì²½µç¶¯»úÖжÏÁËÒ»¸ùµçÔ´Ïߺó£¬ÄÜ·ñÆô¶¯£¿ £¨ £© A.ÄÜ B.²»ÄÜ 11.½»Á÷µçÆ÷µÄÏßȦÄÜ·ñ´®ÁªÊ¹Óã¿ £¨ £© A.²»ÄÜ B.ÄÜ 12.µçÔ´ÏßµçѹΪ380V£¬ÈýÏàÁýÐÍÒì²½µç¶¯»ú¶¨×ÓÿÏàÈÆ×éµÄ¶î¶¨µçѹΪ380V£¬ÄÜ·ñ²ÉÓÃÐÇÐΡª¡ªÈý½ÇÐÎÆô¶¯£¿ £¨ £© A.²»ÄÜ B.ÄÜ 13.ÈýÏàÒì²½µç¶¯»úÔÚÔËÐÐÖжÏÁËÒ»¸ùµçÔ´ÏßÏ£¬Ôòµç¶¯»úµÄתËÙ £¨ £© A.Ôö´ó B.¼õÉÙ C.ͣת 14.ÏÂͼÖУ¬1¡¢2·Ö±ðΪµç¶¯»úºÍ¸ºÔصĻúÐµÌØÐÔ£¬ÏµÍ³ÊÇ·ñ¾ßÓÐÔËÐеÄÎȶ¨Æ½ºâµã £¨ £© A.ÓÐ B.ûÓÐ 15.Ö±Á÷µçÆ÷µÄÏßȦÄÜ·ñ½ÓÈëÓëÆä¶î¶¨µçѹÏàµÈµÄ½»Á÷µçԴʹÓã¿ £¨ £© A.²»ÄÜ B.ÄÜ 16.һֱ̨Á÷ËûÀøµç¶¯»úÔÚÎȶ¨ÔËÐÐʱ£¬Èç¹û¸ºÔØ×ª¾ØTL£½³£Êý£¬Íâ¼ÓµçѹºÍµçÊà µç·Öеĵç×è²»±ä£¬ÎÊ£º¼õÈõÀø´ÅʹתËÙÉÏÉýµ½ÐµÄÎȶ¨Öµºó£¬µçÊà·´µçÊÆ»á £¨ £© A.Ôö´ó B.¼õÉÙ C.²»±ä 17.ÈýÏàÒì²½µç¶¯»ú´øÒ»¶¨¸ºÔØÔËÐÐʱ£¬ÈôµçÔ´µçѹ½µµÍÁË£¬Ôòµç¶¯»úµÄתËÙ £¨ £© A.Ôö´ó B.¼õÉÙ C.²»±ä 18.½»Á÷±äƵµ÷ËÙϵͳÖвÉÓõÄÄæ±äÆ÷ÊôÓÚ £¨ £© A.ÎÞÔ´Äæ±ä B.ÓÐÔ´Äæ±ä 19.Ö±Á÷µç»úµÄÓÐÔ´Äæ±äµç·£¬ÔÚÄæ±ä״̬ÏÂʱ£¬µç»ú¹¤×÷ÓÚ £¨ £© A.µç¶¯×´Ì¬ B.·¢µç״̬ 20.һ̨ËûÀøÖ±Á÷µç¶¯»úÍ϶¯ºãת¾Ø¸ºÔØ£¬µ±µçÊàµçѹ»òµçÊ฽¼Óµç×è¸Ä±äʱ£¬ÄÜ·ñ¸Ä±äÆäÎȶ¨ÔËÐÐ״̬ϵçÊàµçÁ÷µÄ´óС£¿ £¨ £© A.ÄÜ B.²»ÄÜ 21.ÓÐÔ´Äæ±äµç·£¬Ö÷ÒªÓÃÓÚ £¨ £© A.Ö±Á÷µç¶¯»úµÄ¿ÉÄæµ÷ËÙ B.½»Á÷µç¶¯»úµÄ±äƵµ÷ËÙ 22.Ïà¶ÔÓÚ¿ª»·ÏµÍ³£¬±Õ»·µ÷ËÙ¿ÉʹϵͳµÄ»úÐµÌØÐÔ±äÓ²£¬µ÷ËÙ·¶Î§ £¨ £© A.À©´ó B.¼õС C.²»±ä 23.ÈÆÏßʽÒì²½µç¶¯»ú²ÉÓô®µç×èÆô¶¯Ê±£¬¿É £¨ £© A.Ôö´óÆô¶¯×ª¾Ø£¬Í¬Ê±½µµÍÆô¶¯µçÁ÷ B.ͨ¹ýÔö´óÆô¶¯µçÁ÷ÒÔÔö´óÆô¶¯×ª¾Ø 24.ËûÀøÖ±Á÷µç¶¯»úµÄÈýÖÖµ÷ËÙ·½·¨ÖС£ÔڶתËÙÒÔÉϲÉÓà £¨ £© A.µ÷ѹµ÷ËÙ B.µ÷´Åµ÷ËÙ C. ´®µç×èµ÷ËÙ 25.ÈýÏàÒì²½µç¶¯»úÔËÐÐÖжÏÁËÒ»¸ùµçÔ´ÏßÏ£¬ÄÜ·ñ¼ÌÐø×ª¶¯£¿ £¨ £© A.ÄÜ B.²»ÄÜ Èý¡¢ÎÊ´ðÌ⣺ 1.¶¨ÐÔ»æÖÆÏßÈÆÊ½Òì²½µç¶¯»úת×ӵ練®µç×èʱµÄÈËΪ»úÐµÌØÐÔÇúÏߣ¬²¢ËµÃ÷ÏßÈÆÊ½Òì²½µç¶¯»úת×ӵ練®µç×èÆô¶¯Ê±µÄÌØµã¡£ 2.Ö±Á÷ËûÀøµç¶¯»úÆô¶¯Ê±£¬ÈôÔÚ¼ÓÉÏÀø´ÅµçÁ÷֮ǰ¾Í°ÑµçÊàµçѹ¼ÓÉÏ£¬Õâʱ»á ²úÉúʲôºó¹û£¨ÊÔ´ÓTL?0ºÍTL?TNÁ½ÖÖÇé¿ö¼ÓÒÔ˵Ã÷£©£¿ 3.ÈýÏཻÁ÷Òì²½µç¶¯»úΪʲô²»ÔËÐÐÔÚTmax»ò½Ó½üTmaxµÄÇé¿öÏ£¿ ËÄ¡¢¼ÆËãÌ⣺ ÒÑ֪һ̨ËûÀøÖ±Á÷µç¶¯»úµÄ¼¼ÊõÊý¾ÝΪ£ºPN=22KW£¬UN=220V£¬IN=115A£¬ nN=1500r/min£¬µçÊàµç·¹ÌÓеç×èRa=0.1?£¬µç¶¯»úÍ϶¯ºãת¾Ø¸ºÔØ¡£ 1£©¼ÆËãÆä¹ÌÓлúÐµÌØÐÔ²¢»æ³ö¸ÃÇúÏߣ» 2£©ÒªÇóµÃµ½900r/minµÄÔËÐÐËÙ¶È£¬²ÉÓýµÑ¹µ÷Ëٵķ½Ê½£¬µçÊàµçѹӦ½µÖÁ¶àÉÙ·ü£¿ 5¡¢ÈýÏàÒì²½µç¶¯»úY-?½µÑ¹Æð¶¯Ê±£¬ÆäÆð¶¯×ª¾ØÊÇȫѹÆð¶¯×ª¾ØµÄ£¨ A £©±¶¡£ 111A¡¢ B¡¢ C¡¢ D¡¢²»ÄÜÈ·¶¨ 32311¡¢ÈýÏàÒì²½µç¶¯»úµÄÆøÏ¶Ô²ÖÜÉÏÐγɵĴų¡Îª Ö±Á÷µç¶¯»úÆøÏ¶´Å³¡Îª ,µ¥ÈÆ×éÒì²½µç¶¯»úÄÚ²¿ÆøÏ¶´Å³¡Îª .£¨ C £© A¡¢ºã¶¨´Å³¡¡¢ÂöÕñ´Å³¡¡¢Ðýת´Å³¡£» B¡¢Ðýת´Å³¡¡¢ºã¶¨´Å³¡¡¢Ðýת´Å³¡£» C¡¢Ðýת´Å³¡¡¢ºã¶¨´Å³¡¡¢ÂöÕñ´Å³¡£» 1£®Òì²½µç¶¯»úÐýת´Å³¡µÄתÏòÓë__A_ _Óйء£ A.µçÔ´ÏàÐò B.ת×ÓתËÙ C.µçԴƵÂÊ 2£®µ±µçÔ´µçѹºã¶¨Ê±£¬Òì²½µç¶¯»úÔÚÂúÔØºÍÇáÔØÏÂµÄÆð¶¯×ª¾ØÊÇ____A____¡£ A.ÍêÈ«ÏàͬµÄ B.ÍêÈ«²»Í¬µÄ C.»ù±¾ÏàͬµÄ 3£®µ±ÈýÏàÒì²½µç¶¯»úµÄ»úе¸ºÔØÔö¼Óʱ£¬È綨×Ӷ˵çѹ²»±ä£¬ÆäÐýת´Å³¡ËÙ¶È_A__¡£ A. ²»±ä B.¼õÉÙ C. Ôö¼Ó 4£®µ±ÈýÏàÒì²½µç¶¯»úµÄ»úе¸ºÔØÔö¼Óʱ£¬È綨×Ӷ˵çѹ²»±ä£¬Æäת×ÓµÄתËÙ_A___¡£ A. ¼õÉÙ B. Ôö¼Ó C.²»±ä 5£®µ±ÈýÏàÒì²½µç¶¯»úµÄ»úе¸ºÔØÔö¼Óʱ£¬È綨×Ӷ˵çѹ²»±ä£¬Æä¶¨×ÓµçÁ÷___A___¡£ A.Ôö¼Ó B.¼õÉÙ C.²»±ä 6£®µ±ÈýÏàÒì²½µç¶¯»úµÄ»úе¸ºÔØÔö¼Óʱ£¬È綨×Ӷ˵çѹ²»±ä£¬ÆäÊäÈ빦ÂÊ__A____¡£ A.Ôö¼Ó B.¼õÉÙ C.²»±ä 7£®ÊóÁýʽÒì²½µç¶¯»ú¿ÕÔØÔËÐÐÓëÂúÔØÔËÐÐÏà±È£¬Æäµç¶¯»úµÄµçÁ÷Ó¦___C___¡£ A. С B. ´ó C.Ïàͬ 8£®ÊóÁýʽÒì²½µç¶¯»ú¿ÕÔØÆð¶¯ÓëÂúÔØÆð¶¯Ïà±È£ºÆð¶¯×ª¾Ø__A____¡£ A. ²»±ä B.С C.´ó 9£®ÈýÏàÒì²½µç¶¯»úÐγÉÐýת´Å³¡µÄÌõ¼þÊÇ__C_____¡£ A. ÔÚÈýÏà¶Ô³ÆÈÆ×éÖÐͨÒÔÈýÏà¶Ô³ÆµÄÕýÏÒ½»Á÷µçÁ÷ B.ÔÚÈýÏà¶Ô³ÆÈÆ×éÖÐͨÒÔÈý¸öÏàµÈµÄµçÁ÷ C. ÔÚÈýÏàÈÆ×éÖÐͨÒÔÈÎÒâµÄÈýÏàµçÁ÷ 10£®½µµÍµçÔ´µçѹºó£¬ÈýÏàÒì²½µç¶¯»úµÄÆð¶¯×ª¾Ø½«___A_____¡£ A.¼õС B.²»±ä C.Ôö´ó 11£®½µµÍµçÔ´µçѹºó£¬ÈýÏàÒì²½µç¶¯»úµÄÆð¶¯µçÁ÷½«___A_____¡£ A.¼õС B.²»±ä C.Ôö´ó 12.ÈýÏàÒì²½µç¶¯»úÔÚÎȶ¨ÔËתÇé¿öÏ£¬µç´Åת¾ØÓëת²îÂʵĹØÏµÎª___A____¡£ A. ת²îÂÊÔö´ó£¬×ª¾ØÔö´ó B. ת¾ØÓëת²îÂÊÆ½·½³ÉÕý±È C. ת¾ØÓëת²îÂÊÎÞ¹Ø D.ת²îÂʼõС£¬×ª¾ØÔö´ó 13£®Ä³ÈýÏàÒì²½µç¶¯»úµÄ¶î¶¨×ªËÙΪ735r/min£¬ Ïà¶ÔÓ¦µÄת²îÂÊΪ___A____¡£ A. 0.02 B. 0.265 C. 0.51 D.0.183 14£®Òì²½µç¶¯»úÆð¶¯µçÁ÷´óµÄÔÒòÊÇ_____A__¡£ A. ÓëÐýת´Å³¡Ïà¶ÔËÙ¶ÈÌ«´ó B.µçѹ̫¸ß C.¸ºÔØ×ª¾Ø¹ý´ó 15£®ÈýÏàÒì²½µç¶¯»ú²ÉÓã٣¡÷Æð¶¯Ê±£¬ÆäÆð¶¯×ª¾Ø ?TSTΪ_____A_____¡£ TSTA.1/3 B.1/2 C. 3 D. 2 16£®ÈýÏàÒì²½µç¶¯»úÔÚÒ»¶¨µÄ¸ºÔØ×ª¾ØÏÂÔËÐУ¬ÈôµçÔ´µçѹ½µµÍ£¬¶¨×ÓµçÁ÷½«__A___¡£ A.Ôö´ó B.½µµÍ C.²»±ä 17£®ÈýÏàÒì²½µç¶¯»úÔÚÒ»¶¨µÄ¸ºÔØ×ª¾ØÏÂÔËÐУ¬ÈôµçÔ´µçѹ½µµÍ£¬µç¶¯»úµÄתËÙ½«_A_____¡£ A. ½µµÍ B. Ôö´ó C.²»±ä 18£®´Ó½µµÍÆð¶¯µçÁ÷À´¿¼ÂÇ£¬ÈýÏàÒì²½µç¶¯»ú¿ÉÒÔ²ÉÓýµÑ¹Æð¶¯£¬µ«Æð¶¯×ª¾Ø½«____A___£¬Òò¶øÖ»ÊÊÓÿÕÔØ»òÇáÔØÆð¶¯µÄ³¡ºÏ¡£ A.½µµÍ B.Éý¸ß C.²»±ä 19£®´Ó½µµÍÆð¶¯µçÁ÷À´¿¼ÂÇ£¬ÈýÏàÒì²½µç¶¯»ú¿ÉÒÔ²ÉÓýµÑ¹Æð¶¯£¬µ«Æð¶¯×ª¾Ø½«½µµÍ£¬Òò¶øÖ»ÊÊÓÃ_____A__»òÇáÔØÆð¶¯µÄ³¡ºÏ¡£ A. ¿ÕÔØ B.ÇáÔØ C. ÖØÔØ 21£®ÓÐÁ½Ì¨ÈýÏàÒì²½µç¶¯»ú£¬ËüÃǵĶ¹¦ÂÊÏàͬ£¬µ«¶î¶¨×ªËÙ²»Í¬£¬Ôò__A _¡£ A.¶î¶¨×ªËÙСµÄÄÇ̨µç¶¯»ú£¬Æä¶î¶¨×ª¾Ø´ó B.¶î¶¨×ªËÙ´óµÄÄÇ̨µç¶¯»ú£¬Æä¶î¶¨×ª¾Ø´ó C.Á½Ì¨µç»úµÄ¶î¶¨×ª¾ØÏàͬ¡£ 22£®Ò»Ì¨ÈýÏàÒì²½µç¶¯»úµÄ¸ºÔØ×ª¾Øºã¶¨²»±ä£¬ÈôµçÔ´µçѹϽµ£¬ÔòÔÚеÄÎȶ¨ÔËתÇé¿öÏ£¬µç¶¯»ú¶¨×ÓÈÆ×éÖеçÁ÷£É1 ½« __A___¡£ (A) Ôö´ó B. ²»±ä C.Ͻµ 23£®¹¤ÆµÌõ¼þÏ£¬ÈýÏàÒì²½µç¶¯»úµÄ¶î¶¨×ªËÙΪ1420 ת/·Ö£¬Ôòµç¶¯»úµÄ´Å¶ÔÊýΪA ¡£ A.2 B. 1 C.3 D.4 24£®Ò»Ì¨´Å¼«¶ÔÊýΪ3 µÄÈýÏàÒì²½µç¶¯»ú£¬Æäת²îÂÊΪ3%£¬Ôò´ËʱµÄתËÙΪA ¡£ A. 970 B. 1455 C. 2910 25.Òì²½µç¶¯»úµÄת¶¯·½ÏòÓë__ A__Óйء£ A. µçÔ´ÏàÐò B.ת×ÓתËÙ C.¸ºÔØ×ª¾Ø D.µçԴƵÂÊ 26.µÍѹµç¶¯»úÈÆ×éÏà¼ä¼°¶ÔµØµÄ¾øÔµµç×裬ÓÃ500V ¾øÔµµç×è±íÒ¡²â£¬Ó¦²»µÍÓÚ ¡£ A. 0.5M¦¸ B. 0.38M¦¸ C. 1M¦¸ D.10M¦¸ 27.ÊóÁýʽÒì²½µç¶¯»ú¿ÕÔØÆð¶¯ÓëÂúÔØÆð¶¯Ïà±È£ºÆð¶¯µçÁ÷___A___¡£ A. ²»±ä B.С C ´ó. D.ÎÞ·¨È·¶¨ 28.ÊóÁýʽÒì²½µç¶¯»ú¿ÕÔØÆð¶¯ÓëÂúÔØÆð¶¯Ïà±È£ºÆð¶¯×ª¾Ø__A____¡£ A. ²»±ä B.С C. ´ó D.ÎÞ·¨È·¶¨ 29. ÊóÁýʽÒì²½µç¶¯»ú¿ÕÔØÔËÐÐÓëÂúÔØÔËÐÐÏà±È£º×î´óת¾Ø_A_____¡£ A. ²»±ä B.С C. ´ó D.ÎÞ·¨È·¶¨ 30.½µµÍµçÔ´µçѹºó£¬ÈýÏàÒì²½µç¶¯»úµÄÆð¶¯µçÁ÷½«____A____¡£ A.½µµÍ B.²»±ä C.Ìá¸ß D.ÎÞ·¨È·¶¨ 31.½µµÍµçÔ´µçѹºó£¬ÈýÏàÒì²½µç¶¯»úµÄÆð¶¯×ª¾Ø½«___A_____¡£ A.½µµÍ B.²»±ä C.Ìá¸ß D.ÎÞ·¨È·¶¨ 32.ÈýÏàÒì²½µç¶¯»úÆð¶¯×ª¾Ø²»´óµÄÖ÷ÒªÔÒòÊÇ A¡£ A. Æð¶¯Ê±¹¦ÂÊÒòÊýµÍ B.Æð¶¯Ê±µçÁ÷²»´ó C.Æð¶¯Ê±´ÅͨÉÙ D. Æð¶¯Ê±µçѹµÍ 33.һ̨ÈýÏàÒì²½µç¶¯»ú£¬ÆäÃúÅÆÉϱêÃ÷¶î¶¨µçѹΪ220/380V£¬Æä½Ó·¨Ó¦ÊÇ A¡£ A. ¡÷/¦´ B. ¦´/¡÷ C.¡÷/¡÷ D.¦´/¦´ 34.ÈýÏàÒì²½µç¶¯»úµÄ¶î¶¨¹¦ÂÊÊÇÖ¸µç¶¯»úA ¡£ A. Êä³öµÄ»úе¹¦ÂÊ B.ÊäÈëµÄÓй¦¹¦ÂÊ C.²úÉúµÄµç_´Å¹¦ÂÊ D. ÊäÈëµÄÊÓÔÚ¹¦ÂÊ_ ¶þ¡¢Ñ¡ÔñÌâ 1£®Òì²½µç¶¯»úÐýת´Å³¡µÄתÏòÓë___ _Óйء£A A. µçÔ´ÏàÐòB.ת×ÓתËÙC.µçԴƵÂÊ 2£®µ±µçÔ´µçѹºã¶¨Ê±£¬Òì²½µç¶¯»úÔÚÂúÔØºÍÇáÔØÏÂµÄÆð¶¯×ª¾ØÊÇ________¡£A A.ÍêÈ«ÏàͬµÄ B.ÍêÈ«²»Í¬µÄ C.»ù±¾ÏàͬµÄ 3£®µ±ÈýÏàÒì²½µç¶¯»úµÄ»úе¸ºÔØÔö¼Óʱ£¬È綨×Ӷ˵çѹ²»±ä£¬ÆäÐýת´Å³¡ËÙ¶È______¡£A A. ²»±ä B.¼õÉÙ C. Ôö¼Ó 4£®µ±ÈýÏàÒì²½µç¶¯»úµÄ»úе¸ºÔØÔö¼Óʱ£¬È綨×Ӷ˵çѹ²»±ä£¬Æäת×ÓµÄתËÙ______¡£A A. ¼õÉÙ B. Ôö¼Ó C.²»±ä 5£®µ±ÈýÏàÒì²½µç¶¯»úµÄ»úе¸ºÔØÔö¼Óʱ£¬È綨×Ӷ˵çѹ²»±ä£¬Æä¶¨×ÓµçÁ÷______¡£A A.Ôö¼Ó B.¼õÉÙ C.²»±ä 6£®µ±ÈýÏàÒì²½µç¶¯»úµÄ»úе¸ºÔØÔö¼Óʱ£¬È綨×Ӷ˵çѹ²»±ä£¬ÆäÊäÈ빦ÂÊ______¡£A A.Ôö¼Ó B.¼õÉÙ C.²»±ä 7£®ÊóÁýʽÒì²½µç¶¯»ú¿ÕÔØÆð¶¯ÓëÂúÔØÆð¶¯Ïà±È£¬Æð¶¯µçÁ÷______¡£A A. С B. ´ó C.²»±ä 8£®ÊóÁýʽÒì²½µç¶¯»ú¿ÕÔØÆð¶¯ÓëÂúÔØÆð¶¯Ïà±È£ºÆð¶¯×ª¾Ø______¡£A A. ²»±ä B.С C. ´ó 9£®ÈýÏàÒì²½µç¶¯»úÐγÉÐýת´Å³¡µÄÌõ¼þÊÇ_______¡£C A. ÔÚÈýÏà¶Ô³ÆÈÆ×éÖÐͨÒÔÈýÏà¶Ô³ÆµÄÕýÏÒ½»Á÷µçÁ÷ B.ÔÚÈýÏà¶Ô³ÆÈÆ×éÖÐͨÒÔÈý¸öÏàµÈµÄµçÁ÷ C. ÔÚÈýÏàÈÆ×éÖÐͨÒÔÈÎÒâµÄÈýÏàµçÁ÷ 10£®½µµÍµçÔ´µçѹºó£¬ÈýÏàÒì²½µç¶¯»úµÄÆð¶¯×ª¾Ø½«________¡£A A.¼õС B.²»±ä C.Ôö´ó 11£®½µµÍµçÔ´µçѹºó£¬ÈýÏàÒì²½µç¶¯»úµÄÆð¶¯µçÁ÷½«________¡£A A.¼õС B.²»±ä C.Ôö´ó 12.ÈýÏàÒì²½µç¶¯»úÔÚÎȶ¨ÔËתÇé¿öÏ£¬µç´Åת¾ØÓëת²îÂʵĹØÏµÎª_______¡£A A. ת²îÂʼõС£¬×ª¾ØÔö´ó B. ת¾ØÓëת²îÂÊÆ½·½³ÉÕý±È C. ת²îÂÊÔö´ó£¬×ª¾ØÔö´ó D. ת¾ØÓëת²îÂÊÎÞ¹Ø 13£®Ä³ÈýÏàÒì²½µç¶¯»úµÄ¶î¶¨×ªËÙΪ735r/min£¬ Ïà¶ÔÓ¦µÄת²îÂÊΪ_______¡£A A. 0.02 B. 0.265 C. 0.51 D.0.183 14£®Òì²½µç¶¯»úÆð¶¯µçÁ÷´óµÄÔÒòÊÇ_______¡£A A. ÓëÐýת´Å³¡Ïà¶ÔËÙ¶ÈÌ«´ó£» B. µçѹ̫¸ß£» C.¸ºÔØ×ª¾Ø¹ý´ó£» 15£®ÈýÏàÒì²½µç¶¯»ú²ÉÓã٣¡÷Æð¶¯Ê±£¬ÆäÆð¶¯×ª¾Ø ?TSTΪ__________¡£A TSTA.1/3 B.1/2 C. 3 D.2 16£®ÈýÏàÒì²½µç¶¯»úÔÚÒ»¶¨µÄ¸ºÔØ×ª¾ØÏÂÔËÐУ¬ÈôµçÔ´µçѹ½µµÍ£¬¶¨×ÓµçÁ÷½«_____¡£A A.Ôö´ó B.½µµÍ C.²»±ä 17£®ÈýÏàÒì²½µç¶¯»úÔÚÒ»¶¨µÄ¸ºÔØ×ª¾ØÏÂÔËÐУ¬ÈôµçÔ´µçѹ½µµÍ£¬µç¶¯»úµÄתËÙ½«______¡£A A. ½µµÍ B. Ôö´ó C.²»±ä 18£®´Ó½µµÍÆð¶¯µçÁ÷À´¿¼ÂÇ£¬ÈýÏàÒì²½µç¶¯»ú¿ÉÒÔ²ÉÓýµÑ¹Æð¶¯£¬µ«Æð¶¯×ª¾Ø½«_______£¬Òò¶øÖ»ÊÊÓÿÕÔØ»òÇáÔØÆð¶¯µÄ³¡ºÏ¡£A A.½µµÍ B.Éý¸ß C.²»±ä 19£®´Ó½µµÍÆð¶¯µçÁ÷À´¿¼ÂÇ£¬ÈýÏàÒì²½µç¶¯»ú¿ÉÒÔ²ÉÓýµÑ¹Æð¶¯£¬µ«Æð¶¯×ª¾Ø½«½µµÍ£¬Òò¶øÖ»ÊÊÓÃ_______»òÇáÔØÆð¶¯µÄ³¡ºÏ¡£A A.¿ÕÔØ B.ÇáÔØ C.ÖØÔØ 20£®´Ó½µµÍÆð¶¯µçÁ÷À´¿¼ÂÇ£¬ÈýÏàÒì²½µç¶¯»ú¿ÉÒÔ²ÉÓýµÑ¹Æð¶¯£¬µ«Æð¶¯×ª¾Ø½«½µµÍ£¬Òò¶øÖ»ÊÊÓÿÕÔØ»ò_______Æð¶¯µÄ³¡ºÏ¡£A A. ÇáÔØ B. ¿ÕÔØ C.ÖØÔØ 21£®ÓÐÁ½Ì¨ÈýÏàÒì²½µç¶¯»ú£¬ËüÃǵĶ¹¦ÂÊÏàͬ£¬µ«¶î¶¨×ªËÙ²»Í¬£¬Ôò__ _¡£A A. ¶î¶¨×ªËÙСµÄÄÇ̨µç»ú£¬Æä¶î¶¨×ª¾Ø´ó B.¶î¶¨×ªËÙ´óµÄÄÇ̨µç»ú£¬Æä¶î¶¨×ª¾Ø´ó C.Á½Ì¨µç»úµÄ¶î¶¨×ª¾ØÏàͬ¡£ 22£®Ò»Ì¨ÈýÏàÒì²½µç¶¯»úµÄ¸ºÔØ×ª¾Øºã¶¨²»±ä£¬ÈôµçÔ´µçѹϽµ£¬ÔòÔÚеÄÎȶ¨ÔËתÇé¿öÏ£¬µç¶¯»ú¶¨×ÓÈÆ×éÖеçÁ÷£É1½« _____¡£A (A) Ôö´ó B. ²»±ä C.Ͻµ 23£®¹¤ÆµÌõ¼þÏ£¬ÈýÏàÒì²½µç¶¯»úµÄ¶î¶¨×ªËÙΪ1420ת/·Ö£¬Ôòµç¶¯»úµÄ´Å¶ÔÊýΪ ¡£A A.2 B. 1 C. 3 D.4 24£®Ò»Ì¨´Å¼«¶ÔÊýΪ3µÄÈýÏàÒì²½µç¶¯»ú£¬Æäת²îÂÊΪ3%£¬Ôò´ËʱµÄתËÙΪ ¡£A A. 970 B. 1455 C. 2910 25.Òì²½µç¶¯»úµÄת¶¯·½ÏòÓë__ __Óйء£ A A. µçÔ´ÏàÐò B.ת×ÓתËÙ C.¸ºÔØ×ª¾Ø D. µçԴƵÂÊ 26.µÍѹµç¶¯»úÈÆ×éÏà¼ä¼°¶ÔµØµÄ¾øÔµµç×裬ÓÃ500V¾øÔµµç×è±íÒ¡²â£¬Ó¦²»µÍÓÚ ¡£ A A. 0.5M¦¸ B. 0.38M¦¸ C. 1M¦¸ D.10M¦¸ 27.ÊóÁýʽÒì²½µç¶¯»ú¿ÕÔØÆð¶¯ÓëÂúÔØÆð¶¯Ïà±È£ºÆð¶¯µçÁ÷______¡£ A A. ²»±ä B.С C. ´ó D.ÎÞ·¨È·¶¨ 28.ÊóÁýʽÒì²½µç¶¯»ú¿ÕÔØÆð¶¯ÓëÂúÔØÆð¶¯Ïà±È£ºÆð¶¯×ª¾Ø______¡£ A A. ²»±ä B.С C. ´ó D.ÎÞ·¨È·¶¨ 29.Òì²½µç¶¯»úÆð¶¯µçÁ÷´óµÄÔÒòÊÇ_______¡£ A A. ÓëÐýת´Å³¡Ïà¶ÔËÙ¶ÈÌ«´ó B. µçѹ̫¸ß C.¸ºÔØ×ª¾Ø¹ý´ó D.ÎÞ·¨È·¶¨ 30.ÈýÏàÒì²½µç¶¯»úÆð¶¯×ª¾Ø²»´óµÄÖ÷ÒªÔÒòÊÇ ¡£A A. Æð¶¯Ê±¹¦ÂÊÒòÊýµÍ B.Æð¶¯Ê±µçÁ÷²»´ó C.Æð¶¯Ê±´ÅͨÉÙ D. Æð¶¯Ê±µçѹµÍ 31.½µµÍµçÔ´µçѹºó£¬ÈýÏàÒì²½µç¶¯»úµÄÆð¶¯×ª¾Ø½«________¡£ A A.½µµÍ B.²»±ä C.Ìá¸ß D.ÎÞ·¨È·¶¨ 32.½µµÍµçÔ´µçѹºó£¬ÈýÏàÒì²½µç¶¯»úµÄÆð¶¯µçÁ÷½«________¡£ A A.½µµÍ B.²»±ä C.Ìá¸ß D.ÎÞ·¨È·¶¨ 33.һ̨ÈýÏàÒì²½µç¶¯»ú£¬ÆäÃúÅÆÉϱêÃ÷¶î¶¨µçѹΪ220/380V£¬Æä½Ó·¨Ó¦ÊÇ ¡£A A. ¡÷/¦´ B. ¦´/¡÷ C.¡÷/¡÷ D.¦´/¦´ 34.ÈýÏàÒì²½µç¶¯»úµÄ¶î¶¨¹¦ÂÊÊÇÖ¸ ¡£A A. Êä³öµÄ»úе¹¦ÂÊ B.ÊäÈëµÄÓй¦¹¦ÂÊ C.²úÉúµÄµç´Å¹¦ÂÊ D. ÊäÈëµÄÊÓÔÚ¹¦ ÂÊ Èý¡¢¼ÆËãÌâ 1£®Ôڶ¹¤×÷Çé¿öϵÄÈýÏàÒì²½µç¶¯»úY180L-6ÐÍ£¬ÆäתËÙΪ960ת/·Ö£¬ÆµÂÊΪ50ºÕ×È£¬Îʵç»úµÄͬ²½×ªËÙÊǶàÉÙ£¿Óм¸¶Ô´Å¼«¶ÔÊý£¿×ª²îÂÊÊǶàÉÙ£¿ ½â£º¡ß nN=960(r/min) ¡àn1=1000(r/min) p=3 s?n1?nN1000?960??0.04 n110002£®Ò»Ì¨Á½¼«ÈýÏàÒì²½µç¶¯»ú£¬¶î¶¨¹¦ÂÊ£±£°£Ë£×£¬¶î¶¨×ªËÙΪ£îN£½2940ת£¯·Ö£¬¶î¶¨ÆµÂÊ£æ1£½£µ£°£È£ú£¬Ç󣺶ת²îÂÊ£ÓN£¬ÖáÉϵĶת¾Ø£ÔN¡£ ½â: sN=(£î1-£îN)/£î1=(3000-2940)/3000=0.02 £ÔN£½9550£ÐN£¯£îN£½9550¡Á10/2940=32.48Å£¡¤Ã× 3£®Ò»Ì¨ÈýÏàÒì²½µç¶¯»ú£¬µçԴƵÂÊ£æ1= 50Hz£¬¶î¶¨×ª²îÂÊ£ÓN£½£²£¥¡£Ç󣺵±¼«¶ÔÊý£Ð£½£³Ê±µç¶¯»úµÄͬ²½×ªËÙ£î1¼°¶î¶¨×ªËÙ£îN¡£ ½â: Òò£º£î1=60£æ1=/£ð ËùÒԣУ½3ʱ£¬ £î1=60¡Á50/3=1000 (r/min) Ôò£îN =£î1(1-£óN)=980(r/min) 4£®¼«ÊýΪ£¸µÄÈýÏàÒì²½µç¶¯»ú£¬µçԴƵÂÊ£æ1£½50£È£ú£¬¶î¶¨×ª²îÂÊ£ÓN£½0.04£¬£Ð N£½10KW£¬Ç󣺶תËٺͶµç´Åת¾Ø¡£ ½â: £î1=60£æ1=/£ð= 300/4=750ת/·Ö ¡à£îN =£î1(1-£óN) =720ת/·Ö £ÔN£½9550£ÐN£¯£îN£½132.6 £Î.£í 5£®ÓÐһ̨ÈýÏàÒì²½µç¶¯»ú£¬ÆäÃúÅÆÊý¾ÝÈçÏÂ:ÐͺŠ£Ù180£Ì£6£¬50£Èz£¬15£Ë£×£¬380£Ö£¬31.4£Á£¬970r/min£¬cos¦Õ£½0.88£¬µ±µçÔ´ÏßµçѹΪ380£Öʱ£¬ÎÊ£º(1)µç¶¯»úÂúÔØÔËÐÐʱµÄת²îÂÊ£»(2)µç¶¯»úµÄ¶î¶¨×ª¾Ø£»(3)µç¶¯»úÂúÔØÔËÐÐʱµÄÊäÈëµç¹¦ÂÊ£» (4)µç¶¯»úÂúÔØÔËÐÐʱµÄЧÂÊ¡£ ½â: (1) sN=(£î1-£îN)/£î1 £î1£½1000r/min ¡à£Ó£½0.03 (2) µç¶¯»ú¶î¶¨×ª¾Ø£ÔN£½9550£ÐN/£îN£½147.66 Å£¡¤Ã× (3) ¡ß£ÐN£½£±£µ£Ë£× £Ð1£½3£ÕL£ÉLcos¦Õ£½18.2£Ë£× (4) µç»úЧÂÊΪ ¦Ç£½£ÐN/£Ð1£½82.8£¥ 6£®Ò»Ì¨Òì²½µç¶¯»úµÄ¼¼ÊõÊý¾ÝΪ£º£ÐN=2.2£Ë£×£¬£îN£½1430r£¯min£¬¦ÇN=0.82£¬cos¦Õ£½0.83£¬£ÕNΪ220£¯380·ü¡£Çó£ÙÐκ͡÷Ðνӷ¨Ê±µÄ¶î¶¨µçÁ÷£ÉN¡£ ½â: £Ð1=£ÐN/¦Ç= 2.2/0.82 = 2.68 KW £ÙÁ¬½Óʱ£º£ÉN£½£Ð1£¯(0.83)=4.91A ¡÷Á¬½Óʱ£º £ÉN£½£Ð1£¯(3£ÕLcos¦Õ)£½2.68¡Á10/(3¡Á220¡Á0.83)=8.5A 7£®Ä³Òì²½µç¶¯»ú£¬Æä¶î¶¨¹¦ÂÊΪ55£Ë£×£¬¶î¶¨µçѹ380£Ö¡¢¶î¶¨µçÁ÷101£Á£¬¹¦ÂÊÒòÊý0.9¡£ÊÔÇó¸Ãµç»úµÄЧÂÊ¡£ ½â: £Ð1£½3£ÕL£ÉLcos¦Õ=3¡Á380¡Á101¡Á0.9=59.8KW ЧÂÊ ¦Ç=£ÐN£¯£Ð1= 55/59.8 = 0.92 8£®ÓÐһ̨Ëļ«Òì²½µç¶¯»úµÄ¶î¶¨Êä³ö¹¦ÂÊΪ28£Ë£×£¬¶î¶¨×ªËÙΪ1370ת/·Ö£¬¹ýÔØÏµÊý¦Ë£½2.0£¬ÊÔÇóÒì²½µç¶¯»úµÄ£º¢Ù¶î¶¨×ª¾Ø ¢Ú×î´óת¾Ø ¢Û¶î¶¨×ª²îÂÊ ½â: ¢Å £ÔN£½9550¡Á28£¯1370£½195.2(Å£¡¤Ã×) ¢Æ £Ômax£½¦Ë£ÔN£½2¡Á195.2£½390.4(Å£¡¤Ã×) 3£ÕLcos¦Õ)£½2.68¡Á10/(3¡Á380¡Á ¢Ç sN=(£î1-£îN)/£î1£½(1500£1370)£½0.087 9£®ÒÑ֪һ̨ÈýÏàÒì²½µç¶¯»úµÄ¼¼ÊõÊý¾ÝÈçÏ£º¶î¶¨¹¦ÂÊ4.5£Ë£×£¬¶î¶¨×ªËÙ950r/min£¬£æ1=50Hz£¬ÊÔÇó£º ¢Ù¼«¶ÔÊý£ð£»¢Ú¶î¶¨×ª²îÂÊ£ÓN£»¢Û¶î¶¨×ª¾Ø£ÔN£» ½â£º¢ÅÓÉÒÑÖª£îN950r/minÓëÖ®½Ó½üµÄͬ²½×ªËÙ£î1£½1000r/min ¡à £Ð£½60£æ1£¯£î1£½60¡Á50£¯1000£½3 ¢Æ sN=(£î1-£îN)/£î1£½(1000£950)£¯1000£½0.05 ¢Ç£ÔN£½9550£ÐN£¯£îN£½9550¡Á4.5£¯950£½45.2£Î¡¤£í 10£®ÒÑ֪һ̨ÈýÏàÒì²½µç¶¯»úµÄ¼¼ÊõÊý¾ÝÈçÏ£º¶î¶¨¹¦ÂÊ4.5£Ë£×£¬×ªËÙ950r/min£¬Ð§ÂÊ84.5£¥£¬cos¦Õ£½0.8£¬Æð¶¯µçÁ÷Óë¶î¶¨µçÁ÷Ö®±ÈIst/IN£½5£¬×î´óת¾ØÓë¶î¶¨×ª¾ØÖ®±È£Ômax/£ÔN=2£¬ Æð¶¯×ª¾ØÓë¶î¶¨×ª¾ØÖ®±ÈTst/TN =1.4£¬£ÕN =220£¯380£Ö£¬£æ 1=50Hz£¬ÊÔÇó£ºÊÔÇó£ºÈý½ÇÐÎÁª½ÓʱµÄ ¢Ù¶î¶¨µçÁ÷£ÉN£»¢ÚÆð¶¯µçÁ÷£Ést£»¢ÛÆð¶¯×ª ¾Ø£Ôst£»¢Ü×î´óת¾Ø£Ômax ¡£ ½â: ¡ß £Ð1£½£ÐN£¯¦Ç£Ð1£½N3£ÕN£ÉNcos¦Õ¡à £ÉN£½£ÐN£¯(3¦Ç£ÕNcos¦Õ) £ÔN£½9550£ÐN£¯£îN£½45.2£Î¡¤£í (1)¦¤Ðνӷ¨ £ÕN£½220£Ö ¡à £ÉN£½4.5¡Á1000£¯(0.845¡Á3¡Á220¡Á0.8)£½17.47£Á (2) £Ést£½5£ÉN£½5¡Á17.47£½87.4£Á£¬ (3) £Ôst£½1.4£ÔN£½1.4¡Á45.2£½63.3£Î¡¤£í £¨4£©£Ômax£½2£ÔN£½2¡Á45.2£½90.4£Î¡¤£í 11£®ÒÑ֪һ̨ÈýÏàÒì²½µç¶¯»úµÄ¼¼ÊõÊý¾ÝÈçÏ£º¶î¶¨¹¦ÂÊ4.5£Ë£×£¬×ªËÙ950r/min£¬Ð§ÂÊ84.5£¥£¬cos¦Õ£½0.8£¬Æð¶¯µçÁ÷Óë¶î¶¨µçÁ÷Ö®±ÈIst/IN£½5£¬×î´óת¾ØÓë¶î¶¨×ª¾Ø Ö®±È£Ômax/£ÔN=2£¬ Æð¶¯×ª¾ØÓë¶î¶¨×ª¾ØÖ®±ÈTst/TN =1.4£¬£ÕN =220£¯380£Ö£¬£æ 1=50Hz£¬ÊÔÇó£ºÊÔÇó£ºÐÇÐÎÁª½ÓʱµÄ ¢Ù¶î¶¨µçÁ÷£ÉN£»¢ÚÆð¶¯µçÁ÷£Ést£» ¢ÛÆð¶¯×ª ¾Ø£Ôst£»¢Ü×î´óת¾Ø£Ômax ¡£ ½â: (1) ¡ß £Ð1£½£ÐN£¯¦Ç £Ð1£½N3£ÕN£ÉNcos¦Õ ) ¡à £ÉN£½£ÐN£¯(3¦Ç£ÕNcos¦Õ £ÙÐνӷ¨ £ÕN£½380£Ö ¡à £ÉN£½4.5¡Á1000£¯(0.845¡Á3¡Á380¡Á0.8)£½10.1£Á (2) £Ést£½5£ÉN£½5¡Á10.1£½50.5£Á (3) £Ôst£½1.4£ÔN£½1.4¡Á45.2£½63.3£Î¡¤£í (4) £Ômax£½2£ÔN£½2¡Á45.2£½90.4£Î¡¤£í 12£®Ä³ÈýÏàÒì²½µç¶¯»úÆä¶î¶¨¹¦ÂÊΪ10ǧÍߣ¬¶î¶¨µçѹΪ380·ü£¬ÒÔ¡÷Áª½Ó£¬¶î¶¨Ð§ÂÊΪ87.5£¥£¬¶î¶¨¹¦ÂÊÒòÊýΪ0.88£¬¶î¶¨×ªËÙΪ2920ת£¯·Ö¡£¹ýÔØÄÜÁ¦Îª2.2£¬Æð¶¯ÄÜÁ¦Îª1.4£¬ÊÔÇóµç¶¯»ú¶î¶¨µçÁ÷¡¢¶î¶¨×ª¾Ø¡¢Æð¶¯×ª¾Ø¡¢×î´óת¾Ø¡£ ½â:(1)µç¶¯»úÊäÈ빦ÂÊ £Ð1£½10KW/0.875=11.43KW £ÉN£½£Ð1£¯(3£ÕNcos¦Õ)£½11.43¡Á103/(3¡Á380¡Á0.88)=19.73A (2)£ÔN£½9550£ÐN£¯£îN£½9550¡Á10/2920=32.7Å£¡¤Ã× (3)£Ôst£½1.4£ÔN=1.4¡Á32.7=45.8Å£¡¤Ã× (4)£Ômax=2.2¡Á£ÔN£½2.2¡Á32.7=71.9Å£¡¤Ã× 13£®ÈýÏàÒì²½µç¶¯»úµÄ¼¼ÊõÊý¾ÝÈçÏ£ºµçѹ220/380£Ö£¬½Ó·¨¡÷/£Ù£¬¹¦ÂÊ0.6£Ë£×£¬µçÁ÷2.4£¯1.4£Á£¬¹¦ÂÊÒòÊý0.86£¬×ªËÙ2870ת£¯·Ö£¬µçԴƵÂÊΪ50£Èz¡£Çó: (1)µç Ô´ÊäÈ빦ÂÊ£¬ (2)¶î¶¨×ª¾Ø¡£(3)ת²îÂÊ£¬(4)¶î¶¨Ð§ÂÊ¡£ ½â£º(1)ÊäÈ빦ÂÊ£Ð1=3£ÕN£ÉNcos¦Õ£½3¡Á380¡Á1.4¡Á0.86=0.792KW (2)¶î¶¨×ª¾Ø£ÔN£½9550£ÐN£¯£îN£½9550¡Á0.6/2870=2.0Å£¡¤Ã× (3)ת²îÂÊ s =(£î1-£î)/£î1= (3000-2870)/3000=0.043 (4)ÊäÈ빦ÂÊ£Ð1=3£ÕN£ÉNcos¦Õ£½3¡Á380¡Á1.4¡Á0.86=0.792KW ¶î¶¨Ð§ÂÊ ¦Ç=£ÐN£¯£Ð1£½0.6/0.792=75.7£¥ 14£®Y180L-4Ð͵綯»úµÄ¶î¶¨¹¦ÂÊΪ22kw£¬¶î¶¨×ªËÙΪ1470r/min£¬ÆµÂÊΪ50HZ£¬×î´óµç´Åת¾ØÎª314.6N.M¡£ÊÔÇóµç¶¯»úµÄ¹ýÔØÏµÊý£¿ ½â£ºTN?9550?P2N22?9550??143(N.M) nN1470??Tm314.6??2.2 TN14315£®Ò»Ì¨Y132£52££´ÐÍÈýÏàÒì²½µç¶¯»úÆä¶î¶¨Êý¾ÝÈçÏ£º×ªËÙ£º1450r/min£¬¹¦ÂÊ£º10kW£¬µçѹ£º380£Ö£¬½Ó·¨£º¡÷£¬Ð§ÂÊ£º87.5£¥£¬¹¦ÂÊÒòÊý£º0.87£¬ÊÔÇ󣺣ÉN¡¢£ÓN¡£ ½â£º£ÐN=3£ÕN£ÉNcos¦Õ¦Ç£½3¡Á380¡Á£ÉN¡Á0.87¡Á0.875=10KW Ôò£ÉN£½103/501£½20 £Á £î1£½1500 £ò£¯£í£é£î ¡à £Ó£½£¨£î1££î£©£¯£î1£½0.033 16£®ÒÑÖªY180M-4ÐÍÈýÏàÒì²½µç¶¯»ú£¬Æä¶î¶¨Êý¾ÝÈçϱíËùʾ¡£Çó£º(1)¶î¶¨µçÁ÷IN£» (2)¶î¶¨×ª²îÂÊSN£» (3)¶î¶¨×ª¾ØTN£»×î´óת¾ØTM¡¢Æô¶¯×ª¾ØTst¡£ ¶î¶¨ ¹¦ÂÊ (kw) 18.5 ¶î¶¨ µçѹ £¨V£© 380 תËÙ (r/min) 1470 Âú ÔØ ʱ ЧÂÊ (%) 91 ¹¦ÂÊ Æô¶¯µçÁ÷ Æô¶¯×ª¾Ø ×î´óת¾Ø ½Ó·¨ ¶î¶¨µçÁ÷ ÒòÊý 0.86 7.0 ¶î¶¨×ª¾Ø ¶î¶¨×ª¾Ø 2.0 2.2 ¡÷ ½â£º£¨1£©¶î¶¨µçÁ÷IN== PN3U1Ncos?N?N= 18.5?1033?380?0.86?0.91=35.9(A) £¨2£©¶î¶¨×ª²îÂÊSN=(1500-1470)/1500=0.02 £¨3£©¶î¶¨×ª¾ØTN=9550¡Á18.5/1470=120(N.m) ×î´óת¾ØTM=2.2¡Á120=264(N.m) Æô¶¯×ª¾ØTst=2.0¡Á120=240(N.m) 17£®Ò»Ì¨Y132£52££´ÐÍÈýÏàÒì²½µç¶¯»úÆä¶î¶¨Êý¾ÝÈçÏ£º×ªËÙ£º1450r/min£¬¹¦ÂÊ£º10kW£¬µçѹ£º380£Ö£¬½Ó·¨£º¡÷ £¬Ð§ÂÊ£º87.5£¥ £¬¹¦ÂÊÒòÊý£º0.87£¬ Tst/TN £½1.4£¬£Ômax£¯£ÔN£½2.0¡£ÊÔÇó: (1)½Ó£³£¸£°£Öµçѹֱ½ÓÆð¶¯Ê±µÄ£Ôst (2)²ÉÓã٣¡÷½µÑ¹Æð¶¯Ê±µÄ£Ôst¡¯¡£ ½â£º(1)µç»úÖ±½ÓÆð¶¯Ê±£ÔN£½9.550¡¤£ÐN£¯£îN£½65.86 Å£¡¤Ã× Æð¶¯×ª¾Ø £Ôst£½1.4£ÔN£½92.21 Å£¡¤Ã× £¨2£©²ÉÓã٣¡÷½µÑ¹Æð¶¯£Ôst'£½£Ôst£¯3£½30.74 Å£¡¤Ã× 18£®Ä³ÈýÏàÒì²½µç¶¯»úTst£½1.4 TN£¬²ÉÓã٣¡÷Æð¶¯£¬ÎÊÔÚÏÂÊöÇé¿öϵ綯»úÄÜ·ñÆð¶¯£¿ (1)¸ºÔØ×ª¾ØÎª0.5£ÔN£¬ (2)¸ºÔØ×ª¾ØÎª0.25£ÔN¡£ ½â: ÒòΪ£Ù£¡÷Æð¶¯Ê±µÄÆð¶¯×ª¾Ø£Ôst '= £Ôst/3=1.4£ÔN/3£¬¹ÊÓÐ0.25£ÔN<£Ôst '<0.5£Ô£¬ËùÒÔ£¬µ±¸ºÔØ×ª¾ØÎª0.5£ÔNʱ£¬µç¶¯»ú²»ÄÜÆð¶¯¡£µ±¸ºÔØ×ª¾ØÎª0.25£ÔNʱ£¬µç¶¯»úÄÜÆð¶¯¡£ 19£®Ä³ÈýÏàÒì²½µç¶¯»ú£¬ÆäÆð¶¯ÄÜÁ¦Îª1.3£¬µ±µçÔ´µçѹϽµ30£¥Ê±£¨¼´µçÔ´µçѹֻÓжµçѹµÄ70£¥£©Ê±£¬µç¶¯»úÖáÉϵĸºÔØÎª¶î¶¨¸ºÔصÄÒ»°ë¡£Îʵ綯»úÄÜ·ñÆð¶¯ÆðÀ´£¿(ͨ¹ý¼ÆËã˵Ã÷) ½â: £Ôst=1.3¡Á(0.7)2£ÔN£½0.637£ÔN £Ôst£¾£ÔC £ÔC£½0.5£ÔN ¡à ÄÜ´ø¶¯¸ºÔØÆð¶¯¡£ 20£®Ä³ÈýÏàÒì²½µç¶¯»ú£¬£ÕN£½380£Ö£¬£îN£½1430r/m£¬£ÐN£½3£Ë£×£¬£Ôst£¯£ÔN£½1.2£¬ Çó£º (1)£ÔstºÍ£ÔN£»(2)¶î¶¨¸ºÔØÇé¿öÏ£¬Èô£Õ£½0.8£ÕN£¬ÊÔͨ¹ý¼ÆËã˵Ã÷µç¶¯»úÄÜ·ñÂúÔØÆð¶¯¡£ ½â:(1)£ÔN£½9.550¡¤£ÐN£¯£îN£½9550¡Á3/1430=20Å£¡¤Ã× £Ôst =1.2£ÔN =24Å£¡¤Ã× (2) ¡ß £Ôst¡Ø£Õ1 ¡à £Ôst' =(0.8)2£Ôst= 0.768£ÔN£¼£ÔN £¬¹Ê²»ÄÜÂúÔØÆð¶¯¡£ Èô£ÔC£½0.5£ÔN£¬£Ôst'£¾£ÔC £¬¾ÍÄÜ´ø¶¯¸ºÔØÆð¶¯¡£ 2