Table 2 |
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|
Summary of studies on CHF of nanofluids in flow boiling |
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|
Reference |
Nanofluids |
Concentration |
Test conditions |
CHF enhancement |
|
|
||||
|
Al2O3 (40-50 nm) in water |
10-3-10-1 vol.% |
SS316 tube (5.45 and 8.7 mm I.D.) |
53% |
|
|
ZrO2 (50-90 nm) |
1,000-2,500 kg/m2s |
53% |
||
|
Diamond (4 nm) |
Inlet subcooling: <20 K |
38% |
||
|
[39] |
Al2O3 (50 nm) in water |
10-3-0.5 vo.l% |
SS316 tube (11 mm I.D.) |
70% |
|
100-300 kg/m2s |
||||
|
Inlet subcooling: 25 and 50 K |
||||
|
Al2O3 (47 nm) in water |
0.01 vol.% |
Rectangular channel (10 × 5 mm2) |
40% |
|
|
1-4 m/s |
||||
|
Inlet subcooling: 0 K (saturated) |
||||
|
Single side heating: Cu disk (ϕ = 10 mm) |
||||
|
[42] |
Al2O3 (25 nm) in water |
10-3-10-1 vol.% |
SS tube (ϕ = 510 μm) |
50% |
|
600-1,650 kg/m2s |
||||
|
Inlet temperature: 30-404C |
||||
|
|
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|
Kim Nanoscale Research Letters 2011 6:415 doi:10.1186/1556-276X-6-415 |
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