±¸ÊÜעĿµÄÄÏÑôÊз½³Ç·çÁ¦·¢µçÏîÄ¿£¨Èçͼ£©Òѳɹ¦²¢Íø·¢µç£®½ØÖÁ09Äê2ÔÂ20ÈÕ£¬ÖеçͶÄÏÑô·½³Ç·çÁ¦·¢µçÓÐÏÞ¹«Ë¾ÀۼƷ¢µç540ÍòǧÍßʱ£¬µ¥ÈÕ·¢µçÁ¿×î¸ß´ï45.5ÍòǧÍßʱ£®
£¨1£©²¢Íøµ¥ÈÕ·¢µç45.5ÍòǧÍßʱÏ൱ÓÚÍêȫȼÉÕ¶àÉÙ¶Öú·Å³öµÄÄÜÁ¿£¿£¨ÃºµÄÈÈֵΪ3.0¡Á107J/kg£©
£¨2£©Èôµç³§Í¨¹ý¹©µçϵͳÓÃ220VµÄµçѹ¸øС¸Õ¼ÒËùÔÚµÄÀëµç³§½ÏÔ¶µÄСÇø¹©µç£¬Ä³ÌìС¸Õ·¢ÏÖ¼ÒÀï¡°220V 100W¡±µÄ°×³ãµÆ¹¤×÷484s£¬ÏûºÄµçÄÜΪ4¡Á104J£®Ç󣺼ÓÔÚС¸Õ¼ÒÓõçÆ÷Á½¶ËµÄʵ¼ÊµçѹÊǶàÉÙ£¿
£¨3£©ÒÑ֪С¸Õ¼Ò½ø»§ÏßÉÏ×°ÓÐÒ»¿ÕÆø¿ª¹Ø£¬µ±µçÁ÷´ïµ½20Aʱ£¬¿ÕÆø¿ª¹Ø½«×Ô¶¯¡°ÌøÕ¢¡±£¬ÔòС¸Õ¼ÒʹÓõÄÓõçÆ÷µÄ×î´óµç¹¦Âʲ»Äܳ¬¹ý¶àÉÙ£¿

½â£º£¨1£©ÓÉÌâÖª£¬Wµç=45.5¡Á104kW?h=1.638¡Á1012J£¬
¡ßWµç=Q·Å=múq£¬
¡àmú===54600kg=54.6t£»
£¨2£©µÆË¿µÄµç×裺
R===484¦¸£¬
¡ßW=UIt=t£¬
¡àµÆÁ½¶ËµÄʵ¼Êµçѹ£º
U===200V£»
£¨3£©Ð¡¸Õ¼ÒËùÓõÄÓõçÆ÷×î´ó¹¦ÂÊ
P=UI=220V¡Á20A=4400W£®
´ð£º£¨1£©²¢Íøµ¥ÈÕ·¢µç45.5ÍòǧÍßʱÏ൱ÓÚÍêȫȼÉÕ54.6tú·Å³öµÄÄÜÁ¿£»
£¨2£©¼ÓÔÚС¸Õ¼ÒÓõçÆ÷Á½¶ËµÄʵ¼ÊµçѹÊÇ200V£»
£¨3£©Ð¡¸Õ¼ÒʹÓõÄÓõçÆ÷µÄ×î´óµç¹¦Âʲ»Äܳ¬¹ý4400W£®
·ÖÎö£º£¨1£©ÒÑÖª²¢Íøµ¥ÈÕ·¢µçÁ¿£¨·¢³öµÄµçÄÜ£©ºÍúµÄÈÈÖµ£¬ÀûÓÃȼÁÏÍêȫȼÉÕ·ÅÈȹ«Ê½Q=mqÇóÐèÒªµÄúµÄÖÊÁ¿£»
£¨2£©Óɰ׳ãµÆµÄÃúÅÆ¿ÉÖªµÆµÄ¶î¶¨µçѹºÍ¶î¶¨¹¦ÂÊ£¬ÀûÓÃP=Çó³öµÆË¿µç×裬ÔÙÀûÓÃW=UIt=tÇóµÆÁ½¶ËµÄʵ¼Êµçѹ£»
£¨3£©ÖªµÀµç·ÖеÄ×î´óµçÁ÷£¨ÌøբʱµÄµçÁ÷£©£¬ºÍ¼ÒÍ¥µç·µÄµçѹ£¨220V£©£¬ÀûÓÃP=UIÇóС¸Õ¼ÒʹÓõļÒÓõçÆ÷×î´ó¹¦ÂÊ£®
µãÆÀ£º±¾Ì⿼²éÁËѧÉú¶ÔȼÁÏÍêȫȼÉÕ·ÅÈȹ«Ê½¡¢µç¹¦ºÍµç¹¦ÂʵļÆË㹫ʽµÄÕÆÎÕºÍÔËÓã¬Éæ¼°µ½ÓõçÆ÷µÄÃúÅÆ£¨¶î¶¨µçѹºÍ¶î¶¨¹¦ÂÊ£©£¬ÒªÇóÁé»îÔËÓÃËùѧ֪ʶ£¬·ÖÎö½â¾öʵ¼ÊÎÊÌ⣮
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

¾«Ó¢¼Ò½ÌÍø±¸ÊÜעĿµÄÄÏÑôÊз½³Ç·çÁ¦·¢µçÏîÄ¿£¨Èçͼ£©Òѳɹ¦²¢Íø·¢µç£®½ØÖÁ09Äê2ÔÂ20ÈÕ£¬ÖеçͶÄÏÑô·½³Ç·çÁ¦·¢µçÓÐÏÞ¹«Ë¾ÀۼƷ¢µç540ÍòǧÍßʱ£¬µ¥ÈÕ·¢µçÁ¿×î¸ß´ï45.5ÍòǧÍßʱ£®
£¨1£©²¢Íøµ¥ÈÕ·¢µç45.5ÍòǧÍßʱÏ൱ÓÚÍêȫȼÉÕ¶àÉÙ¶Öú·Å³öµÄÄÜÁ¿£¿£¨ÃºµÄÈÈֵΪ3.0¡Á107J/kg£©
£¨2£©Èôµç³§Í¨¹ý¹©µçϵͳÓÃ220VµÄµçѹ¸øС¸Õ¼ÒËùÔÚµÄÀëµç³§½ÏÔ¶µÄСÇø¹©µç£¬Ä³ÌìС¸Õ·¢ÏÖ¼ÒÀï¡°220V 100W¡±µÄ°×³ãµÆ¹¤×÷484s£¬ÏûºÄµçÄÜΪ4¡Á104J£®Ç󣺼ÓÔÚС¸Õ¼ÒÓõçÆ÷Á½¶ËµÄʵ¼ÊµçѹÊǶàÉÙ£¿
£¨3£©ÒÑ֪С¸Õ¼Ò½ø»§ÏßÉÏ×°ÓÐÒ»¿ÕÆø¿ª¹Ø£¬µ±µçÁ÷´ïµ½20Aʱ£¬¿ÕÆø¿ª¹Ø½«×Ô¶¯¡°ÌøÕ¢¡±£¬ÔòС¸Õ¼ÒʹÓõÄÓõçÆ÷µÄ×î´óµç¹¦Âʲ»Äܳ¬¹ý¶àÉÙ£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

±¸ÊÜעĿµÄÄÏÑôÊз½³Ç·çÁ¦·¢µçÏîÄ¿£¨Í¼Ê¾£©Òѳɹ¦²¢Íø·¢µç¡£½ØÖÁ09Äê2ÔÂ20ÈÕ£¬ÖеçͶÄÏÑô·½³Ç·çÁ¦·¢µçÓÐÏÞ¹«Ë¾ÀۼƷ¢µç540ÍòǧÍßʱ£¬µ¥ÈÕ·¢µçÁ¿×î¸ß´ï45.5ÍòǧÍßʱ¡£

(1)²¢Íøµ¥ÈÕ·¢µç45.5ÍòǧÍßʱÏ൱ÓÚÍêȫȼÉÕ¶àÉÙ¶Öú·Å³öµÄÄÜÁ¿?(úµÄÈÈֵΪ3£®0¡Á107J£¯kg)

£¨2£©Èôµç³§Í¨¹ý¹©µçϵͳÓÃ220VµÄµçѹ¸øС¸Õ¼ÒËùÔÚµÄÀëµç³§½ÏÔ¶µÄСÇø¹©µç£¬Ä³ÌìС¸Õ·¢ÏÖ¼ÒÀï¡°220V 100W¡±µÄ°×³ãµÆ¹¤×÷484s£¬ÏûºÄµçÄÜΪ4¡Á104J¡£Ç󣺼ÓÔÚС¸Õ¼ÒÓõçÆ÷Á½¶ËµÄʵ¼ÊµçѹÊǶàÉÙ?

 (3)ÒÑ֪С¸Õ¼Ò½ø»§ÏßÉÏ×°ÓÐÒ»¿ÕÆø¿ª¹Ø£¬µ±µçÁ÷´ïµ½20Aʱ£¬¿ÕÆø¿ª¹Ø½«×Ô¶¯¡°ÌøÕ¢¡±£¬ÔòС¸Õ¼ÒʹÓõÄÓõçÆ÷µÄ×î´óµç¹¦Âʲ»Äܳ¬¹ý¶àÉÙ?

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

±¸ÊÜעĿµÄÄÏÑôÊз½³Ç·çÁ¦·¢µçÏîÄ¿£¨Í¼Ê¾£©Òѳɹ¦²¢Íø·¢µç¡£½ØÖÁ09Äê2ÔÂ20ÈÕ£¬ÖеçͶÄÏÑô·½³Ç·çÁ¦·¢µçÓÐÏÞ¹«Ë¾ÀۼƷ¢µç540ÍòǧÍßʱ£¬µ¥ÈÕ·¢µçÁ¿×î¸ß´ï45.5ÍòǧÍßʱ¡£

(1)²¢Íøµ¥ÈÕ·¢µç45.5ÍòǧÍßʱÏ൱ÓÚÍêȫȼÉÕ¶àÉÙ¶Öú·Å³öµÄÄÜÁ¿?(úµÄÈÈֵΪ3£®0¡Á107J£¯kg)

£¨2£©Èôµç³§Í¨¹ý¹©µçϵͳÓÃ220VµÄµçѹ¸øС¸Õ¼ÒËùÔÚµÄÀëµç³§½ÏÔ¶µÄСÇø¹©µç£¬Ä³ÌìС¸Õ·¢ÏÖ¼ÒÀï¡°220V 100W¡±µÄ°×³ãµÆ¹¤×÷484s£¬ÏûºÄµçÄÜΪ4¡Á104J¡£Ç󣺼ÓÔÚС¸Õ¼ÒÓõçÆ÷Á½¶ËµÄʵ¼ÊµçѹÊǶàÉÙ?

 (3)ÒÑ֪С¸Õ¼Ò½ø»§ÏßÉÏ×°ÓÐÒ»¿ÕÆø¿ª¹Ø£¬µ±µçÁ÷´ïµ½20Aʱ£¬¿ÕÆø¿ª¹Ø½«×Ô¶¯¡°ÌøÕ¢¡±£¬ÔòС¸Õ¼ÒʹÓõÄÓõçÆ÷µÄ×î´óµç¹¦Âʲ»Äܳ¬¹ý¶àÉÙ?

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º2011ÄêºÚÁú½­Ê¡¹þ¶û±õ69ÖÐÖп¼ÎïÀíÄ£ÄâÊÔ¾í£¨¶þ£©£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

±¸ÊÜעĿµÄÄÏÑôÊз½³Ç·çÁ¦·¢µçÏîÄ¿£¨Èçͼ£©Òѳɹ¦²¢Íø·¢µç£®½ØÖÁ09Äê2ÔÂ20ÈÕ£¬ÖеçͶÄÏÑô·½³Ç·çÁ¦·¢µçÓÐÏÞ¹«Ë¾ÀۼƷ¢µç540ÍòǧÍßʱ£¬µ¥ÈÕ·¢µçÁ¿×î¸ß´ï45.5ÍòǧÍßʱ£®
£¨1£©²¢Íøµ¥ÈÕ·¢µç45.5ÍòǧÍßʱÏ൱ÓÚÍêȫȼÉÕ¶àÉÙ¶Öú·Å³öµÄÄÜÁ¿£¿£¨ÃºµÄÈÈֵΪ3.0×107J/kg£©
£¨2£©Èôµç³§Í¨¹ý¹©µçϵͳÓÃ220VµÄµçѹ¸øС¸Õ¼ÒËùÔÚµÄÀëµç³§½ÏÔ¶µÄСÇø¹©µç£¬Ä³ÌìС¸Õ·¢ÏÖ¼ÒÀï¡°220V 100W¡±µÄ°×³ãµÆ¹¤×÷484s£¬ÏûºÄµçÄÜΪ4×104J£®Ç󣺼ÓÔÚС¸Õ¼ÒÓõçÆ÷Á½¶ËµÄʵ¼ÊµçѹÊǶàÉÙ£¿
£¨3£©ÒÑ֪С¸Õ¼Ò½ø»§ÏßÉÏ×°ÓÐÒ»¿ÕÆø¿ª¹Ø£¬µ±µçÁ÷´ïµ½20Aʱ£¬¿ÕÆø¿ª¹Ø½«×Ô¶¯¡°ÌøÕ¢¡±£¬ÔòС¸Õ¼ÒʹÓõÄÓõçÆ÷µÄ×î´óµç¹¦Âʲ»Äܳ¬¹ý¶àÉÙ£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º2012Äê¸ÊËàÊ¡ÌìË®ÊÐÖп¼ÎïÀí¶þÄ£ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

±¸ÊÜעĿµÄÄÏÑôÊз½³Ç·çÁ¦·¢µçÏîÄ¿£¨Èçͼ£©Òѳɹ¦²¢Íø·¢µç£®½ØÖÁ09Äê2ÔÂ20ÈÕ£¬ÖеçͶÄÏÑô·½³Ç·çÁ¦·¢µçÓÐÏÞ¹«Ë¾ÀۼƷ¢µç540ÍòǧÍßʱ£¬µ¥ÈÕ·¢µçÁ¿×î¸ß´ï45.5ÍòǧÍßʱ£®
£¨1£©²¢Íøµ¥ÈÕ·¢µç45.5ÍòǧÍßʱÏ൱ÓÚÍêȫȼÉÕ¶àÉÙ¶Öú·Å³öµÄÄÜÁ¿£¿£¨ÃºµÄÈÈֵΪ3.0×107J/kg£©
£¨2£©Èôµç³§Í¨¹ý¹©µçϵͳÓÃ220VµÄµçѹ¸øС¸Õ¼ÒËùÔÚµÄÀëµç³§½ÏÔ¶µÄСÇø¹©µç£¬Ä³ÌìС¸Õ·¢ÏÖ¼ÒÀï¡°220V 100W¡±µÄ°×³ãµÆ¹¤×÷484s£¬ÏûºÄµçÄÜΪ4×104J£®Ç󣺼ÓÔÚС¸Õ¼ÒÓõçÆ÷Á½¶ËµÄʵ¼ÊµçѹÊǶàÉÙ£¿
£¨3£©ÒÑ֪С¸Õ¼Ò½ø»§ÏßÉÏ×°ÓÐÒ»¿ÕÆø¿ª¹Ø£¬µ±µçÁ÷´ïµ½20Aʱ£¬¿ÕÆø¿ª¹Ø½«×Ô¶¯¡°ÌøÕ¢¡±£¬ÔòС¸Õ¼ÒʹÓõÄÓõçÆ÷µÄ×î´óµç¹¦Âʲ»Äܳ¬¹ý¶àÉÙ£¿

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸