關於流體力學福祿數,閘門流量,急縮管問題 - 土木
By Steve
at 2013-01-06T22:51
at 2013-01-06T22:51
Table of Contents
小弟有三個問題請各位大大幫忙一下,謝謝
1.已知矩型渠道中一水躍上游水深為0.198m,下游水深為2.277m.
請問福祿數為何?
2.閘門上游水深5m,下游水深為0.285m,每單位寬度閘門之流量為何?
3.一流體於管中流動,管直徑為10cm,管出口處接裝一噴嘴,噴嘴開口直徑
為7cm,已知管路中流體密度為1.23kg/m^3,速度為225.54m/sec,忽略
噴嘴外之大氣壓力,請問管中壓力為何?
請各位大哥大姐幫忙解題
--
1.已知矩型渠道中一水躍上游水深為0.198m,下游水深為2.277m.
請問福祿數為何?
2.閘門上游水深5m,下游水深為0.285m,每單位寬度閘門之流量為何?
3.一流體於管中流動,管直徑為10cm,管出口處接裝一噴嘴,噴嘴開口直徑
為7cm,已知管路中流體密度為1.23kg/m^3,速度為225.54m/sec,忽略
噴嘴外之大氣壓力,請問管中壓力為何?
請各位大哥大姐幫忙解題
--
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土木
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