The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login
|
Sign Up
|
Oriprobe Inc.
|
Feed
Home
Journals
Order
TOC Alerts
Subscription
Products & Services
Pricing
FAQ
About
Journal Articles
Laws/Policies/Regulations
Companies/Products
Title, abstract, keywords:
Combined Search
Advanced Search
Pay per View through On Demand Search
Package:
ALL
Astro-Earth Science
Agriculture
Physics
Mathematics
Arts & Humanities
Medline Collection
Health/Medicine/Biology
Chemistry/Chemical Engineering
English Journals
Traditional Chinese Medicine
NPC CPPCC Journals
China Defense and Military Sciences
Author:
Journal / Book Title:
Year:
Volume:
Issue:
Surface tension measurements of binary hydrofluorocarbon mixtures
Author(s):
LIN Hong
,
DUAN Yuanyuan
Pages:
1672
-
1675
Year:
2003
Issue:
12
Journal:
JOURNAL OF TSINGHUA UNIVERSITY(SCIENCE AND TECHNOLOGY)
Keyword:
工程热力学
;
氢氟烃(HFC)
;
二元混合物
;
表面张力
;
Abstract:
氢氟烃(HFC)混合物是长期性的制冷剂替代物,其表面张力数据对于制冷空调设备的设计计算必不可少.对HFC-32/125,HFC-32/134a,HFC-32/227ea,HFC-143a/227ea和HFC-143a/134a 5种二元混合制冷剂的表面张力进行了实验研究,用毛细管内液面上升高差法(DCRM)精确测量了其253~333K的表面张力数据,温度和表面张力的最大不确定度分别为±10mK和±0.15mN·m-1.使用测量结果拟合得到了对应混合工质的表面张力关联式,并与目前已有的文献数据进行了比较.
Citations
No citation found
Related Articles
loading...