• 2022-06-30
    某开启式平直叶涡轮搅拌装置, [tex=2.5x2.429]4FOp3j1veQ+3mceBipiQcvA/TDN+UFVSC33pZDT3/XXfbGUFTMHt/MZWJ0qYa6FG[/tex], [tex=2.643x2.429]sHghd+USHQCmpFeQkSR1hkUYgvUMjnfXTRSURrP55rxsjGNEfvtqKd/yUuuD0SBm[/tex], [tex=2.429x2.429]CvyIkmwiTv5AMf6X0zLqUwov9rE439U+v4Cq3Kin7LU3rxuC+QuziYYUU7f2yScq[/tex] (各符号命名见图)。搅拌槽内设有挡板, 搅拌器有 6 个叶片, 直径为[tex=3.214x1.0]9IT67McxOi+p0gGznMFlxXHnKuqgEGd0qdiv1rUmjHE=[/tex], 转速为[tex=4.071x1.357]CUw+XISN0Uj3mlXe31SxNbVJPworjd9xUvkzbhhCyIw=[/tex], 液体密度为[tex=4.286x1.5]AYfCyCyPftv90w9MYOwHNJ5X+DuJ4auSn/PAQmdweBr3h7hrmkMpl2ddVIJQorSC[/tex], 黏度为[tex=4.0x1.0]acLrREhHpsPs0i1eZqfLiF9O7HQOmV332+Ej0ek3HJWByWpYkoP+tO8F3q5T5qdL[/tex], 试估算搅拌器 的功率。若上述搅拌装置中搅拌液体的黏度增加了 10 倍, 密度基本不变, 此时搅拌器的功率有何变化?[img=361x280]17dcc39d93ff49f.png[/img]
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