ULTRASONIC SPEED FOR LIQUID TRICHLOROFLUOROMETHANE AND 1,1-DICHLORO-2,2,2-TRIFLUOROETHANE AT TEMPERATURES FROM 283-K TO 373-K AND PRESSURES UP TO 75-MPA

被引:16
|
作者
TAKAGI, T
机构
[1] Faculty of Engineering and Design, Kyoto Institute of Technology, Matsugasaki, Sakyoku
关键词
D O I
10.1021/je00004a015
中图分类号
O414.1 [热力学];
学科分类号
摘要
The ultrasonic speeds for liquid trichlorofluoromethane (CCI3F) and 1,1-dichloro-2,2,2-trifluoroethane (C2HCI2F3) were measured from 283 to 373 K and from 0.1 MPa or their saturated vapor pressure to about 75 MPa. The measurements were carried out by a sing-around technique operated at a frequency of 2 MHz with the uncertainly of +/- 0.2%. The temperature and pressure variation of ultrasonic speed and related properties are discussed.
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页码:394 / 398
页数:5
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