resultsm5 - Sc Sh 3-bladed 288rpm 587120 8.3619E+7 2.5469...

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RESULTS Table#1: the 3 blade impeller 288 rpm 432 rpm Time (min ( ) M/M o ) 1/3 Time (min ( ) M/M o ) 1/3 0 1.0000 0 1.0000 3 0.94112 3 0.93107 6 0.88698 6 0.85779 9 0.81706 9 0.78113 Table#2: the 6 blade impeller : 288 rpm 432 rpm Time (min ( ) M/M o ) 1/3 Time(min ( ) M/M o ) 1/3 0 1.0000 0 1.0000 3 0.94079 3 0.91337 6 0.87300 6 0.82686 9 0.79019 9 0.75259 Table#3: the value of K Ls (experimentally): Type of impeller ρ s (kg/m 3 ( slope (1/sec ( Mo(g ( K ls( exp .) (m/s ( 3 - bladed 288rpm 1615.4517 .- 0003 15.62 2.75368E-06 3 - bladed 432rpm 1592.6989 .- 0004 15.40 3.61984E-06 6 - bladed 288rpm 1569.9460 .- 0005 15.18 4.46018E-06 6 - bladed 432rpm 1598.9042 .- 0004 15.46 3.63396E-06
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CONTINUATION OF THE RESULTS Table#4: the data needed to calculate theoretical values for K ls: ( K ls theo.) Type of impeller Re Ga U T/d
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Unformatted text preview: Sc Sh 3-bladed 288rpm 587120 8.3619E+7 2.5469 15.6847 1517.106 1414.37 3-bladed 432rpm 880680 8.3619E+7 2.5111 15.6847 1517.106 1586.59 6-bladed 288rpm 587120 8.3619E+7 2.4752 15.6847 1517.106 1414.81 6-bladed 432rpm 880680 8.3619E+7 2.5209 15.6847 1517.106 1586.52 Table#5: the experimental and theoretical values for K ls: Type of impeller K ls exp . k ls theo . % error 3-bladed 288 rpm 2.75368E-06 4.321E-05 93.6 3-bladed 432 rpm 3.61984E-06 4.847E-05 92.5 6-bladed 288 rpm 4.46018E-06 4.322E-05 89.6 6-bladed 432 rpm 3.63396E-06 4.847E-05 92.5...
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This note was uploaded on 11/07/2010 for the course CHEMICAL E 300 taught by Professor Ahmedghazal during the Spring '10 term at King Fahd University of Petroleum & Minerals.

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resultsm5 - Sc Sh 3-bladed 288rpm 587120 8.3619E+7 2.5469...

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