{"id":742081,"date":"2024-10-26T14:35:49","date_gmt":"2024-10-26T13:35:49","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=742081"},"modified":"2024-10-26T14:35:49","modified_gmt":"2024-10-26T13:35:49","slug":"%e7%87%83%e6%b0%94%e8%bd%ae%e6%9c%ba%e7%9a%84%e7%83%ad%e5%8a%9b%e5%ad%a6%e5%bb%ba%e6%a8%a1","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e7%87%83%e6%b0%94%e8%bd%ae%e6%9c%ba%e7%9a%84%e7%83%ad%e5%8a%9b%e5%ad%a6%e5%bb%ba%e6%a8%a1\/","title":{"rendered":"\u71c3\u6c14\u8f6e\u673a\u7684\u70ed\u529b\u5b66\u5efa\u6a21"},"content":{"rendered":"<p class=\"sidekick\">\u71c3\u6c14\u8f6e\u673a\u7684\u70ed\u529b\u5b66\u5efa\u6a21\uff1a\u8be6\u7ec6\u89e3\u6790\u71c3\u6c14\u8f6e\u673a\u5de5\u4f5c\u539f\u7406\u53ca\u70ed\u529b\u5b66\u6a21\u578b\u7684\u5e94\u7528\uff0c\u63ed\u793a\u80fd\u6e90\u8f6c\u6362\u548c\u6548\u7387\u63d0\u5347\u7684\u5173\u952e\u6280\u672f\u3002<\/p>\n<p><img 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\\(\\frac{P_2}{P_1}\\)\uff0c\u5176\u4e2d \\(P_1\\) \u548c \\(P_2\\) \u5206\u522b\u662f\u8fdb\u6c14\u548c\u51fa\u6c14\u7684\u538b\u529b\u3002\u538b\u7f29\u673a\u7684\u529f\u7528\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a<br \/>\n        <br \/>\n        \\( W_c = \\frac{\\dot{m} c_p (T_2 &#8211; T_1)}{\\eta_c} \\)<br \/>\n        <br \/>\n        \u5176\u4e2d \\(\\dot{m}\\) \u662f\u8d28\u91cf\u6d41\u91cf\uff0c\\(c_p\\) \u662f\u6bd4\u70ed\u5bb9\uff0c\\(T_1\\) \u548c \\(T_2\\) \u5206\u522b\u662f\u8fdb\u6c14\u548c\u51fa\u6c14\u6e29\u5ea6\uff0c\\(\\eta_c\\) \u662f\u538b\u7f29\u673a\u6548\u7387\u3002<\/li>\n<li><strong>\u71c3\u70e7\u52a0\u70ed\uff1a<\/strong>\u71c3\u70e7\u5ba4\u7684\u70ed\u8f93\u5165\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a<br \/>\n        <br \/>\n        \\( Q = \\dot{m} c_p (T_3 &#8211; T_2) \\)<br \/>\n        <br \/>\n        \u5176\u4e2d \\(T_3\\) \u662f\u71c3\u70e7\u540e\u6c14\u4f53\u6e29\u5ea6\u3002<\/li>\n<li><strong>\u81a8\u80c0\u505a\u529f\uff1a<\/strong>\u6da1\u8f6e\u673a\u7684\u529f\u7528\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a<br \/>\n        <br \/>\n        \\( W_t = \\dot{m} c_p (T_3 &#8211; T_4) \\eta_t \\)<br \/>\n        <br \/>\n        \u5176\u4e2d \\(T_4\\) \u662f\u81a8\u80c0\u540e\u7684\u6c14\u4f53\u6e29\u5ea6\uff0c\\(\\eta_t\\) \u662f\u6da1\u8f6e\u673a\u6548\u7387\u3002<\/li>\n<li><strong>\u70ed\u6548\u7387\u8ba1\u7b97\uff1a<\/strong>\u71c3\u6c14\u8f6e\u673a\u7684\u70ed\u6548\u7387\u5b9a\u4e49\u4e3a\uff1a<br \/>\n        <br \/>\n        \\( \\eta = \\frac{W_t &#8211; W_c}{Q} 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