Table 2 |
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Summary of the effect of nanofluids on the BHT coefficient and on the CHF. |
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Author names and [reference] |
Year |
BHT effect and (nanoparticle type) |
CHF effect |
|
|
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|
Witharana [26] |
2003 |
Enhancement between 11 and 21% (Au, SiO2 on Cu surface) |
Enhancement |
|
Wen and Ding [29] |
2005 |
Enhancement up to 40% (Al2O3) Enhancement up to 50% (TiO2) |
Enhancement |
|
Ding et al. [39] |
2007 |
Enhancement (Al2O3, TiO2 on S/S plate) |
- |
|
Park and Jung [38] |
2007 |
Enhancement up to 29% (carbon nanotubes on S/S tube) |
- |
|
Peng et al. [20] |
2009 |
Enhancement up to 30% (CuO/R-113) |
- |
|
Boudouh et al. [22] |
2010 |
Enhancement (Cu) |
- |
|
Kim et al. [23] |
2010 |
Small enhancement (Al2O3, Zinc oxide and diamond) |
Enhancement, up to 53% |
|
Soltani et al. [46] |
2010 |
Enhancement up to 25% (Al2O3/water and CMC on S/S heater) |
- |
|
Liu et al. [47] |
2010 |
Enhancement (carbon nanotubes on Cu plate) |
Enhancement |
|
Suiyawong and Wongwises [48] |
2010 |
Enhancement up to 15% (TiO2 on Cu surface) |
- |
|
2003a, b |
Deterioration between 10 and 40% (Al2O3 on S/S tubes) |
- |
|
|
Bang and Chang [30] |
2005 |
Deterioration by approximately 20% (Al2O3 on S/S plate) |
Enhancement, up to 50% |
|
Kim et al. [36] |
2007 |
Deterioration (Al2O3, ZrO2, SiO2 on S/S wire) |
Enhancement, up to 80% |
|
Liu and Liao [42] |
2008 |
Deterioration (CuO, SiO2 in water and alcohol on Cu plate) |
Enhancement |
|
Trisaksri and Wongwises [43] |
2009 |
Deterioration (TiO2/R-141b on Cu surface) |
- |
|
Suiyawong and Wongwises [48] |
2010 |
Deterioration (TiO2 on Al surface) |
- |
|
Henderson et al. [25] |
2010 |
Deterioration by 55% (SiO2/R-134a) |
- |
|
You et al. [4] |
2003 |
Unchanged (Al2O3 on Cu surface) |
Enhancement, up to 200% |
|
Vassallo et al. [28] |
2004 |
Unchanged (SiO2 on NiCr wire) |
Enhancement, up to 60% |
|
Chopkar et al. [35] |
2007 |
Unchanged (ZrO2 on Cu surface) |
- |
|
Kwark et al. [15] |
2010 |
Unchanged (Al2O3, CuO and diamond on Cu plate) |
Enhancement |
|
|
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All nanoparticles have water as the base fluid, unless otherwise stated. |
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Barber et al. Nanoscale Research Letters 2011 6:280 doi:10.1186/1556-276X-6-280 |
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