FIBER DEPOSITION ALONG AIRWAY WALLS - EFFECTS OF FIBER CROSS-SECTION ON ROTATIONAL INTERCEPTION

被引:15
作者
JOHNSON, DL [1 ]
MARTONEN, TB [1 ]
机构
[1] US EPA,DIV ENVIRONM TOXICOL,HLTH EFFECTS RES LAB,RES TRIANGLE PK,NC 27711
关键词
D O I
10.1016/0021-8502(93)90036-9
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Jeffery's equations of motion for ellipsoidal bodies in shear flow are applied to triaxial ellipsoids using numerical integration and modeling. The rotational behaviors of prolate triaxial ellipsoids are compared with ellipsoids of revolution, and the resultant motions are demonstrated to differ significantly. The effects of initial orientations on inhaled fiber motion in human airways are examined, and deposition efficiencies along airway walls are computed.
引用
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页码:525 / 536
页数:12
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