Table 1 |
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|
Test conditions |
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|
Objective of investigation |
CNTs type |
Refrigerant type |
Oil concentration xo (wt.%) |
Heat flux q (kWm-2) |
Initial liquid-level height L (cm) |
Original CNTs concentration φn (vol.%) |
|
|
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|
Influence of CNTs physical dimension on migration |
CNT#1, CNT#2, CNT#3, CNT#4 |
R113 |
0 |
50 |
2.0 |
0.56, 1.11, 1.65, 2.19, 2.72, 3.25, 3.77 |
|
Influence of refrigerant type on migration |
CNT#2 |
R113, R141b, n-pentane |
0 |
50 |
2.0 |
0.56, 1.11, 1.65, 2.19, 2.72, 3.25, 3.77 |
|
Influence of oil concentration on migration |
CNT#2 |
R113 |
1, 5, 10 |
50 |
2.0 |
0.56, 1.11, 1.65, 2.19, 2.72, 3.25, 3.77 |
|
Influence of heat flux on migration |
CNT#2 |
R113 |
0 |
10, 20, 50, 100 |
2.0 |
0.56, 1.11, 1.65, 2.19, 2.72, 3.25, 3.77 |
|
Influence of initial liquid-level height on migration |
CNT#2 |
R113 |
0 |
50 |
1.3, 2.0 2.7, 3.4 |
0.56, 1.11, 1.65, 2.19, 2.72, 3.25, 3.77 |
|
|
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|
Peng et al. Nanoscale Research Letters 2011 6:219 doi:10.1186/1556-276X-6-219 |
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