{"id":2207,"date":"2017-04-13T22:38:45","date_gmt":"2017-04-13T14:38:45","guid":{"rendered":"https:\/\/www.maituflow.com\/?p=2207"},"modified":"2019-05-13T20:50:05","modified_gmt":"2019-05-13T12:50:05","slug":"npsh","status":"publish","type":"post","link":"https:\/\/www.maituflow.com\/npsh\/","title":{"rendered":"\u5982\u4f55\u8ba1\u7b97\u6c34\u6cf5\u6700\u5927\u5b89\u88c5\u9ad8\u5ea6"},"content":{"rendered":"

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\"\"<\/p>\n

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\"\"<\/p>\n

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pe\u2014\u5438\u6c34\u6c34\u9762\u538b\u529b\uff0cPa\uff1b\uff08\u4e3a\u5438\u6c34\u6c34\u9762\u7684\u5927\u6c14\u538b\uff0c\u6d77\u62d4\u8d8a\u9ad8\u5927\u6c14\u538b\u8d8a\u4f4e\uff09<\/p>\n

pv\u2014\u9971\u548c\u84b8\u6c7d\u538b\u529b\uff0cPa\uff1b\uff08\u4e0e\u6c34\u6e29\u6709\u5173\uff0c\u6c34\u6e29\u8d8a\u9ad8\uff0c\u9971\u548c\u84b8\u6c7d\u538b\u529b\u8d8a\u9ad8\uff09<\/p>\n

\u03c1\u2014\u6d41\u4f53\u7684\u5bc6\u5ea6\uff0ckg\/m3\uff1b<\/p>\n

g\u2014\u91cd\u529b\u52a0\u901f\u5ea6\uff0c9.81m\/s2\uff1b<\/p>\n

[NPSHr]\u2014\u6c34\u6cf5\u7684\u5141\u8bb8\u6c7d\u8680\u4f59\u91cf\uff0cm\uff1b\uff08\u4e0e\u6c34\u6cf5\u6027\u80fd\u6709\u5173\uff0c\u7531\u6c34\u6cf5\u5382\u5bb6\u63d0\u4f9b\uff09<\/p>\n

hw\u2014\u5438\u5165\u7ba1\u8def\u4e2d\u7684\u6c34\u5934\u635f\u5931\uff0cm\u3002\uff08\u4e0e\u5438\u6c34\u7ba1\u8def\u8bbe\u8ba1\u6709\u5173\uff0c\u7531\u8bbe\u8ba1\u4eba\u5458\u786e\u5b9a\uff09<\/p>\n

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\u6d77\u62d4\u9ad8\u5ea6
\n\uff08m\uff09<\/td>\n
\u5927\u6c14\u538b\u529b
\n\uff08kPa\uff09<\/td>\n
\u6c34\u5934\u9ad8\u5ea6
\n\uff08m\uff09<\/td>\n<\/tr>\n
-600<\/td>\n110.85<\/td>\n11.3<\/td>\n<\/tr>\n
0<\/td>\n101.32<\/td>\n10.3<\/td>\n<\/tr>\n
200<\/td>\n99.08<\/td>\n10.1<\/td>\n<\/tr>\n
500<\/td>\n95.16<\/td>\n9.7<\/td>\n<\/tr>\n
1000<\/td>\n90.25<\/td>\n9.2<\/td>\n<\/tr>\n
1500<\/td>\n84.36<\/td>\n8.6<\/td>\n<\/tr>\n
2000<\/td>\n79.46<\/td>\n8.1<\/td>\n<\/tr>\n
3000<\/td>\n70.63<\/td>\n7.2<\/td>\n<\/tr>\n
4000<\/td>\n61.80<\/td>\n6.3<\/td>\n<\/tr>\n
5000<\/td>\n53.95<\/td>\n5.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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\u6c34\u6e29
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\u9971\u548c\u84b8\u6c7d\u538b\u529b
\n\uff08kPa\uff09<\/td>\n
\u6c34\u5934\u9ad8\u5ea6
\n\uff08m\uff09<\/td>\n<\/tr>\n
10<\/td>\n1.23<\/td>\n0.125<\/td>\n<\/tr>\n
20<\/td>\n2.34<\/td>\n0.238<\/td>\n<\/tr>\n
30<\/td>\n4.24<\/td>\n0.433<\/td>\n<\/tr>\n
40<\/td>\n7.37<\/td>\n0.752<\/td>\n<\/tr>\n
50<\/td>\n12.33<\/td>\n1.272<\/td>\n<\/tr>\n
60<\/td>\n19.92<\/td>\n2.066<\/td>\n<\/tr>\n
70<\/td>\n31.16<\/td>\n3.249<\/td>\n<\/tr>\n
80<\/td>\n47.36<\/td>\n4.97<\/td>\n<\/tr>\n
90<\/td>\n70.10<\/td>\n7.406<\/td>\n<\/tr>\n
100<\/td>\n101.32<\/td>\n10.786<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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\u8ba1\u7b97\u5f97\uff1a[Hg]=9.7-0.752-3.29-1=4.658m<\/p>\n","protected":false},"excerpt":{"rendered":"

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