\u5728\u5de5\u4e1a\u751f\u4ea7\u548c\u7269\u6d41\u8fd0\u8f93\u9886\u57df\uff0c\u8d27\u68af\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u8bbe\u5907\u4e4b\u4e00\u3002\u5bf9\u4e8e\u9700\u8981\u627f\u8f7d5000kg\u91cd\u91cf\u7684\u8d27\u68af\uff0c\u5176\u9a71\u52a8\u529f\u7387\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u8003\u8651\u56e0\u7d20\u3002\u672c\u6587\u5c06\u56f4\u7ed5\u201c5000kg\u8d27\u68af\u8981\u591a\u5c11kw\uff1f\u201d\u8fd9\u4e00\u4e3b\u9898\u5c55\u5f00\u8ba8\u8bba\uff0c\u5206\u6790\u5f71\u54cd\u8d27\u68af\u529f\u7387\u7684\u56e0\u7d20\uff0c\u5e76\u7ed9\u51fa\u5927\u81f4\u7684\u4f30\u7b97\u503c\u3002<\/p>\n
\u4e00\u3001\u5f71\u54cd\u8d27\u68af\u529f\u7387\u7684\u56e0\u7d20<\/p>\n
1. \u8f7d\u91cd\u91cf<\/p>\n
\u8d27\u68af\u7684\u8f7d\u91cd\u91cf\u662f\u5f71\u54cd\u5176\u529f\u7387\u9700\u6c42\u7684\u4e3b\u8981\u56e0\u7d20\u3002\u8f7d\u91cd\u91cf\u8d8a\u5927\uff0c\u8d27\u68af\u9700\u8981\u514b\u670d\u7684\u963b\u529b\u77e9\u5c31\u8d8a\u5927\uff0c\u6240\u9700\u7684\u529f\u7387\u4e5f\u5c31\u8d8a\u9ad8\u3002<\/p>\n
2. \u63d0\u5347\u9ad8\u5ea6<\/p>\n
\u8d27\u68af\u7684\u63d0\u5347\u9ad8\u5ea6\u4e5f\u4f1a\u5f71\u54cd\u5176\u529f\u7387\u9700\u6c42\u3002\u968f\u7740\u63d0\u5347\u9ad8\u5ea6\u7684\u589e\u52a0\uff0c\u8d27\u68af\u9700\u8981\u514b\u670d\u7684\u91cd\u529b\u52bf\u80fd\u4e5f\u76f8\u5e94\u589e\u52a0\uff0c\u4ece\u800c\u9700\u8981\u66f4\u5927\u7684\u529f\u7387\u3002<\/p>\n
3. \u901f\u5ea6\u8981\u6c42<\/p>\n
\u8d27\u68af\u7684\u8fd0\u884c\u901f\u5ea6\u4e5f\u4f1a\u5bf9\u529f\u7387\u4ea7\u751f\u5f71\u54cd\u3002\u901f\u5ea6\u8d8a\u5feb\uff0c\u8d27\u68af\u7684\u529f\u7387\u9700\u6c42\u5c31\u8d8a\u5927\u3002<\/p>\n
4. \u673a\u68b0\u6548\u7387<\/p>\n
\u8d27\u68af\u7684\u673a\u68b0\u6548\u7387\u4e5f\u4f1a\u5f71\u54cd\u5176\u529f\u7387\u9700\u6c42\u3002\u673a\u68b0\u6548\u7387\u8d8a\u9ad8\uff0c\u8bf4\u660e\u8bbe\u5907\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u7684\u80fd\u91cf\u635f\u5931\u8d8a\u5c0f\uff0c\u6240\u9700\u529f\u7387\u4e5f\u76f8\u5e94\u964d\u4f4e\u3002<\/p>\n
5. \u5176\u4ed6\u56e0\u7d20<\/p>\n
\u5176\u4ed6\u56e0\u7d20\u5982\u7535\u68af\u7684\u5c3a\u5bf8\u3001\u8bbe\u8ba1\u3001\u6750\u6599\u7b49\u4e5f\u4f1a\u5bf9\u529f\u7387\u9700\u6c42\u4ea7\u751f\u4e00\u5b9a\u5f71\u54cd\u3002<\/p>\n
\u4e8c\u30015000kg\u8d27\u68af\u7684\u529f\u7387\u4f30\u7b97<\/p>\n
\u57fa\u4e8e\u4e0a\u8ff0\u56e0\u7d20\u7684\u5206\u6790\uff0c\u6211\u4eec\u53ef\u4ee5\u5bf95000kg\u8d27\u68af\u7684\u529f\u7387\u9700\u6c42\u8fdb\u884c\u4f30\u7b97\u3002\u5047\u8bbe\u8f7d\u91cd\u91cf\u4e3a5000kg\uff0c\u63d0\u5347\u9ad8\u5ea6\u4e3a10m\uff0c\u8fd0\u884c\u901f\u5ea6\u4e3a1m\/s\uff0c\u673a\u68b0\u6548\u7387\u4e3a0.8\u3002<\/p>\n
\u6839\u636e\u8fd9\u4e9b\u53c2\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u8ba1\u7b97\u51fa\u8d27\u68af\u7684\u529f\u7387\u9700\u6c42\u3002\u8ba1\u7b97\u8d27\u68af\u9700\u8981\u514b\u670d\u7684\u963b\u529b\u77e9\uff1a<\/p>\n
$M = m \\\\times g \\\\times h$<\/p>\n
\u5176\u4e2d\uff0c$M$ \u662f\u963b\u529b\u77e9\uff0c$m$ \u662f\u8f7d\u91cd\u91cf\uff085000kg\uff09\uff0c$g$ \u662f\u91cd\u529b\u52a0\u901f\u5ea6\uff089.81m\/s2\uff09\uff0c$h$ \u662f\u63d0\u5347\u9ad8\u5ea6\uff0810m\uff09\u3002\u5c06\u6570\u503c\u4ee3\u5165\u516c\u5f0f\uff0c\u5f97\u5230 $M = 5000 \\\\times 9.81 \\\\times 10 = 490500N \\\\cdot m$\u3002<\/p>\n
\u7136\u540e\uff0c\u6839\u636e\u673a\u68b0\u6548\u7387\u8ba1\u7b97\u6240\u9700\u529f\u7387\uff1a<\/p>\n
$P = \\\\frac{M}{\u03b7} \\\\times v$<\/p>\n
\u5176\u4e2d\uff0c$P$ \u662f\u6240\u9700\u529f\u7387\uff0c$v$ \u662f\u8fd0\u884c\u901f\u5ea6\uff081m\/s\uff09\uff0c$\\\\eta$ \u662f\u673a\u68b0\u6548\u7387\uff080.8\uff09\u3002\u5c06\u6570\u503c\u4ee3\u5165\u516c\u5f0f\uff0c\u5f97\u5230 $P = \\\\frac{490500}{0.8} \\\\times 1 = 613125W \\\\approx 613kW$\u3002<\/p>\n
\u56e0\u6b64\uff0c5000kg\u8d27\u68af\u5927\u7ea6\u9700\u8981613kW\u7684\u529f\u7387\u6765\u9a71\u52a8\u3002\u8fd9\u4e00\u4f30\u7b97\u503c\u4ec5\u4f9b\u53c2\u8003\uff0c\u5b9e\u9645\u6240\u9700\u7684\u9a71\u52a8\u529f\u7387\u53ef\u80fd\u56e0\u5177\u4f53\u8bbe\u5907\u578b\u53f7\u3001\u914d\u7f6e\u548c\u8fd0\u884c\u6761\u4ef6\u800c\u6709\u6240\u4e0d\u540c\u3002\u5728\u9009\u62e9\u8d27\u68af\u65f6\uff0c\u5e94\u8003\u8651\u5236\u9020\u5546\u63d0\u4f9b\u7684\u4ea7\u54c1\u89c4\u683c\u548c\u6027\u80fd\u53c2\u6570\uff0c\u4ee5\u786e\u4fdd\u9009\u62e9\u9002\u5408\u5e94\u7528\u9700\u6c42\u7684\u8bbe\u5907\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728\u5de5\u4e1a\u751f\u4ea7\u548c\u7269\u6d41\u8fd0\u8f93\u9886\u57df\uff0c\u8d27\u68af\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u8bbe\u5907\u4e4b\u4e00\u3002\u5bf9\u4e8e\u9700\u8981\u627f\u8f7d5000kg\u91cd\u91cf\u7684\u8d27\u68af\uff0c\u5176\u9a71\u52a8\u529f\u7387\u662f\u4e00\u4e2a\u91cd\u8981\u7684 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-10720","post","type-post","status-publish","format-standard","hentry","category-service"],"_links":{"self":[{"href":"https:\/\/www.anligu.com\/index.php?rest_route=\/wp\/v2\/posts\/10720","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.anligu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.anligu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.anligu.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.anligu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10720"}],"version-history":[{"count":0,"href":"https:\/\/www.anligu.com\/index.php?rest_route=\/wp\/v2\/posts\/10720\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.anligu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10720"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.anligu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10720"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.anligu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10720"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}