ÌâÄ¿ÄÚÈÝ
Ä¿Ç°¼ÙðαÁÓʳƷÂżû²»ÏÊ£¬Ð¡Ã÷µÄÂèÂèΪÁËÈüÒÀï³ÔÉÏ·ÅÐĶ¹½¬£¬¸ÄÉÆÔç²ÍµÄÓªÑø£®ËýÂòÁËһ̨ȫ×Ô¶¯¶¹½¬»ú£¬Èçͼ¼×Ëùʾ£®Í¼ÒÒÊǶ¹½¬»úµÄÖ÷Òª½á¹¹£ºÖм䲿λÊÇÒ»¸ö´ø¶¯µ¶Í·µÄµç¶¯»ú£¬ÓÃÀ´½«ÔÁϽøÐзÛËé´ò½¬£»ÍⲿÊÇÒ»¸ö½ðÊôÔ²»·ÐÎ×´µÄµçÈȹܣ¬¸ºÔð¶ÔÒºÌå¼ÓÈÈÖó·Ð£®Ï±íÊÇÕâ¸ö¶¹½¬»úµÄÖ÷Òª¼¼Êõ²ÎÊý£»Í¼±ûÊǶ¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬µÄ¹ý³ÌÖеçÈȹܺ͵綯»ú½»Ì湤×÷µÄ¹¦ÂÊËæʱ¼ä±ä»¯µÄ¡°P-t¡±Í¼Ïó£®Çë½â´ðÏÂÁÐÎÊÌ⣺
£¨1£©¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬£¬´Ó±ûͼ¿É֪Ҫʱ¼ä¶àÉÙ·ÖÖÓ£¿
£¨2£©¶¹½¬»úÕý³£¼ÓÈÈʱµÄµçÁ÷ÊǶà´ó£¿
£¨3£©¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬£¬×ܹ²ÏûºÄµÄµçÄÜÊǶàÉÙ£¿
£¨4£©ÔÚÒ»´Î¶¹½¬»ú¹¤×÷µÄʱºò£¬Ð¡Ã÷½«¼ÒÀïµÄÆäËûÓõçÆ÷¶¼¹Ø±Õ£¬Ëû¹Û²ìµ½¶¹½¬»úµÄµçÈȹܹ¤×÷ʱ£¬¼ÒÀï±êÓС°1200r/kW?h¡±×ÖÑùµÄµçÄܱíתÅÌÔÚ1minÄÚת¹ýÁË20ת£®´Ëʱµç·µÄʵ¼ÊµçѹÊǶà´ó£¿

£¨1£©¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬£¬´Ó±ûͼ¿É֪Ҫʱ¼ä¶àÉÙ·ÖÖÓ£¿
£¨2£©¶¹½¬»úÕý³£¼ÓÈÈʱµÄµçÁ÷ÊǶà´ó£¿
£¨3£©¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬£¬×ܹ²ÏûºÄµÄµçÄÜÊǶàÉÙ£¿
£¨4£©ÔÚÒ»´Î¶¹½¬»ú¹¤×÷µÄʱºò£¬Ð¡Ã÷½«¼ÒÀïµÄÆäËûÓõçÆ÷¶¼¹Ø±Õ£¬Ëû¹Û²ìµ½¶¹½¬»úµÄµçÈȹܹ¤×÷ʱ£¬¼ÒÀï±êÓС°1200r/kW?h¡±×ÖÑùµÄµçÄܱíתÅÌÔÚ1minÄÚת¹ýÁË20ת£®´Ëʱµç·µÄʵ¼ÊµçѹÊǶà´ó£¿
ÐͺŠ| SYL-624 |
¶î¶¨µçѹ | 220V |
ƵÂÊ | 50Hz |
µç»ú¹¦ÂÊ | 120W |
¼ÓÈȹ¦ÂÊ | 1210W |
ÈÝÁ¿ | 1000ml |
·ÖÎö£º£¨1£©ÓÉP-tͼÏó¿ÉÒÔÇó³ö¶¹½¬»úµÄ¹¤×÷ʱ¼ä£»
£¨2£©ÓɱíÖвÎÊýÕÒ³ö¶¹½¬»úµÄ¼ÓÈȹ¦Âʼ°¶î¶¨µçѹ£¬Óɵ繦ÂʵıäÐι«Ê½¿ÉÒÔÇó³ö¼ÓÈÈʱµÄµçÁ÷£»
£¨3£©¸ù¾Ý¶¹½¬»úµÄ¼ÓÈȹ¦ÂÊ¡¢¼ÓÈÈʱ¼ä¼°µç»ú¹¦ÂÊ¡¢µç»ú¹¤×÷ʱ¼ä£¬ÓÉW=Pt¿ÉÒÔÇó³ö¶¹½¬»úÏûºÄµÄµçÄÜ£»
£¨4£©¸ù¾ÝµçÄܱí²ÎÊý¼°ÌâÒâÇó³ö¶¹½¬»úÏûºÄµÄµçÄÜ£¬È»ºóÓɹ¦Âʹ«Ê½Çó³ö¶¹½¬»úµÄʵ¼Ê¹¦ÂÊ£¬ÔÙ¸ù¾Ýµç¹¦ÂʵıäÐι«Ê½Çó³öµç·µÄʵ¼Êµçѹ£®
£¨2£©ÓɱíÖвÎÊýÕÒ³ö¶¹½¬»úµÄ¼ÓÈȹ¦Âʼ°¶î¶¨µçѹ£¬Óɵ繦ÂʵıäÐι«Ê½¿ÉÒÔÇó³ö¼ÓÈÈʱµÄµçÁ÷£»
£¨3£©¸ù¾Ý¶¹½¬»úµÄ¼ÓÈȹ¦ÂÊ¡¢¼ÓÈÈʱ¼ä¼°µç»ú¹¦ÂÊ¡¢µç»ú¹¤×÷ʱ¼ä£¬ÓÉW=Pt¿ÉÒÔÇó³ö¶¹½¬»úÏûºÄµÄµçÄÜ£»
£¨4£©¸ù¾ÝµçÄܱí²ÎÊý¼°ÌâÒâÇó³ö¶¹½¬»úÏûºÄµÄµçÄÜ£¬È»ºóÓɹ¦Âʹ«Ê½Çó³ö¶¹½¬»úµÄʵ¼Ê¹¦ÂÊ£¬ÔÙ¸ù¾Ýµç¹¦ÂʵıäÐι«Ê½Çó³öµç·µÄʵ¼Êµçѹ£®
½â´ð£º½â£º£¨1£©ÓÉͼ±û¿ÉÖª£¬¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬ÐèÒª11·ÖÖÓ£®
£¨2£©¡ßP=UI£¬¡à¶¹½¬»ú¼ÓÈÈʱµÄµçÁ÷£ºI1=
=
=5.5A£»
£¨3£©ÓÉ¡°P-t¡±Í¼Ïó¿ÉÖª£¬¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬£¬
¼ÓÈÈʱ¼äÊÇ9min£¬µç»ú´ò½¬Ê±¼äÊÇ2min£¬
¡ßP=
£¬¡à¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬ÏûºÄµÄµçÄÜ£º
W=P¼ÓÈÈ t1+Pµç»ú t2=1210W¡Á9¡Á60s+120W¡Á2¡Á60s=667800J£®
£¨4£©¶¹½¬»úÔÚ¼ÓÈÈ״̬ÏÂ1minÄÚʵ¼ÊÏûºÄµÄµçÄÜ
Wʵ=
¡Á20r=
kW?h=6¡Á104 J£¬
¶¹½¬»úµÄʵ¼Ê¹¦ÂÊ£ºPʵ=
=
=1000W£¬
¡ßP=
£¬¡à¶¹½¬»úµÄ¼ÓÈȵç×èR=
=
=40¦¸£¬
¡ßP=
£¬¡àµç·ʵ¼Êµçѹ£ºUʵ=
=
=200V£»
´ð£º£¨1£©¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬ÐèÒª11·ÖÖÓ£®
£¨2£©¶¹½¬»úÕý³£¼ÓÈÈʱµÄµçÁ÷ÊÇ5.5A£®
£¨3£©¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬£¬×ܹ²ÏûºÄµÄµçÄÜÊÇ667800J£®
£¨4£©µç·µÄʵ¼ÊµçѹÊÇ200V£®
£¨2£©¡ßP=UI£¬¡à¶¹½¬»ú¼ÓÈÈʱµÄµçÁ÷£ºI1=
P¼ÓÈÈ |
U |
1210W |
220V |
£¨3£©ÓÉ¡°P-t¡±Í¼Ïó¿ÉÖª£¬¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬£¬
¼ÓÈÈʱ¼äÊÇ9min£¬µç»ú´ò½¬Ê±¼äÊÇ2min£¬
¡ßP=
W |
t |
W=P¼ÓÈÈ t1+Pµç»ú t2=1210W¡Á9¡Á60s+120W¡Á2¡Á60s=667800J£®
£¨4£©¶¹½¬»úÔÚ¼ÓÈÈ״̬ÏÂ1minÄÚʵ¼ÊÏûºÄµÄµçÄÜ
Wʵ=
1kW?h |
1200r |
1 |
60 |
¶¹½¬»úµÄʵ¼Ê¹¦ÂÊ£ºPʵ=
Wʵ |
t |
6¡Á104J |
60s |
¡ßP=
U2 |
R |
U2 |
P¼ÓÈÈ |
(220V)2 |
1210W |
¡ßP=
U2 |
R |
PR |
1000W¡Á40¦¸ |
´ð£º£¨1£©¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬ÐèÒª11·ÖÖÓ£®
£¨2£©¶¹½¬»úÕý³£¼ÓÈÈʱµÄµçÁ÷ÊÇ5.5A£®
£¨3£©¶¹½¬»úÕý³£¹¤×÷×öÒ»´Î¶¹½¬£¬×ܹ²ÏûºÄµÄµçÄÜÊÇ667800J£®
£¨4£©µç·µÄʵ¼ÊµçѹÊÇ200V£®
µãÆÀ£º±¾Ì⿼²éÁËÇ󶹽¬»úµÄ¹¤×÷ʱ¼ä¡¢¼ÓÈȵçÁ÷¡¢¶¹½¬»úÏûºÄµÄµçÄÜ¡¢µç·ʵ¼ÊµçѹµÈÎÊÌ⣬ÓÉP-tͼÏó»ñÈ¡ËùÐèÐÅÏ¢¡¢ÊìÁ·Ó¦Óõ繦ÂʵıäÐι«Ê½¼´¿ÉÕýÈ·½âÌ⣮

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿