圓管纖維懸浮流中粒子運動的研究.pdf

1、浙江大學碩士學位論文圓管纖維懸浮流中粒子運動的研究姓名：張衛(wèi)峰申請學位級別：碩士專業(yè)：流體力學指導教師：林建忠20030101塑型鑒塑堅——～一些里豎墼!ABSTRACTP1penowoffibersuspensionscanbefoundinvariousindust蒯processionssuch懿theproductionofcompositematerialsenvironmentalengineering，chemicalen

2、gineering，papermaking，andsoonThecharacteroffibersuspensionwillplayanimportantpaninthequalityoftheproductionSo，itissignificanttesearchonpipeflowoffibersuspensions‘Ontheslenderbodytheorythisthesissimulatednume㈣l】YthemoVeme

3、ntofhundredsoffibersinpipeflow，andfinallVgotthemacrocharacterofpipeflowoffibersuspensionsmtfy，whenthepipeflowwaslaminarthemovementoffiberswas。omput。dinthe2Dforceformulaethatwerededucedfromtheslenderbodytheoryandin3Dinteg

4、ralmethodResultsrevealedthatangIesbetweenfibersaxisandtheorientationofflowwouldconeent『ategraduallyonalownumberastheRenumbersincreasedThatis，theaxisottlberswouldrotatetowardtheorientationofflowAndthisnume渤lreSultiSsimila

5、rtotheexperimentalresultThen，thecompu￡a“onwasplayedondifferentdomain，rateoffibersandStnumberSandgotthe。oncluSlonthatthefartherthedistancebetween￡1edom蕊andthecenterotmepipewasthemorefibers’axisconcentratedontheorientation