Novel Lubricant Compressor For Automotive Air Conditioning System by Azmi, W. H.

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Thermo-physical properties of TiO2-SiO2 hybrid nanofluids dispersion with water/bio-glycol mixture by Zainon, S. N. M., Azmi, W. H., Hamisa, A. H.

“…This method was applied to both pure POE lubricant and SiO2/POE nano-lubricant. Then, the heat absorbs, compressor work, and coefficient of performance (COP) were evaluated. …”
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Tribology Investigation of Automotive Air Condition (AAC) Compressor by using Al2O3/PAG Nanolubricant by Aminullah, A. R. M., Azmi, W. H., A. A. M., Redhwan, M. Z., Sharif, Nurul Nadia, Mohd Zawawi, K., Kadirgama, M. N. S., Ashraf

“…Lubrication is a requisite for any mechanical equipment that moved to avoid wear of sliding parts and enhance the equipment operation consistency. …”
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Composite nanolubricants in automotive air conditioning system: An investigation on its performance by N. N. M., Zawawi, Azmi, W. H., Sharif, M. Z., Shaiful, A. I. M.

“…Therefore, Al2O3-SiO2/PAG composite nanolubricants is recommended to be used as the compressor lubrication to enhance AAC performances system.…”
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Performance of Al2O3-SiO2/PAG employed composite nanolubricant in automotive air conditioning (AAC) system by Zawawi, N. M. M., Azmi, W. H.

“…From the results, nanolubricants gives more advantages in AAC performance over pure lubricant. Therefore, Al2O3-SiO2/PAG composite nanolubricants is recommended to be used as the compressor lubrication to enhance AAC performances system.…”
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Performance of Al2O3-SiO2/PAG employed composite nanolubricant in automotive air conditioning (AAC) system by Zawawi, N. M. M., Azmi, W. H.

“…From the results, nanolubricants gives more advantages in AAC performance over pure lubricant. Therefore, Al2O3-SiO2/PAG composite nanolubricants is recommended to be used as the compressor lubrication to enhance AAC performances system.…”
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Effect of Nanolubricant on Evaporator and Condenser Pressure of Automotive Air Conditioning System by M. Z., Sharif, Azmi, W. H., Mohamad Redhwan, Abd. Aziz

“…In this paper, the nanolubricant and conventional lubricant performance in the AAC system was compared. …”
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Coefficient of Friction and Wear Rate Effects of Different Composite Nanolubricant Concentrations on Aluminium 2024 Plate by Nurul Nadia, Mohd Zawawi, Azmi, W. H., A. A. M., Redhwan, M. Z., Sharif

“…Wear of sliding parts and operational machine consistency enhancement can be avoided with good lubrication. Lubrication reduce wear between two contacting and sliding surfaces and decrease the frictional power losses in compressor. …”
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Investigation of Thermal Conductivity and Viscosity of Al2O3/PAG Nanolubricant for Application in Automotive Air Conditioning System by M. Z., Sharif, Azmi, W. H., A. A. M., Redhwan, R., Mamat

“…The highest thermal conductivity and viscosity ratio were observed to be 1.04 and 7.58 times greater than the PAG lubricant for 1.0% and 0.4% concentrations, respectively. …”
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Development of automotive air-conditioning system test rig for hybrid electric vehicles by Hamisa, A. H., Azmi, W. H., Mohd Yusof, Taib, Sharif, M. Z., Dahlan, A. A.

“…Among its uses is in the VCRS and automotive air conditioning (AAC) system. The lubricant used in this system has the potential to have a good effect on the performance. …”
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Thermal Conductivity Enhancement Of AL2O3 and SIO2 Nanolubricants by Azmi, W. H., A. A. M., Redhwan, M. Z., Sharif, R., Mamat

“…(m K)-1 and enhancement of 1.04 higher than the base lubricant for Al2O3 with 1.0 volume concentration. …”
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Preparation and Stability of Silicone Dioxide Dispersed in Polyalkylene Glycol based Nanolubricants by M. Z., Sharif, Azmi, W. H., Redhwan, A. A. M., Zawawi, N. M. M.

“…Two-step method is the most common method used in the process of adding nanoparticles dispersed in base lubricant because of the simplicity of the process to prepare a stable solution. …”
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Development of Nanorefrigerants for Various Types of Refrigerant based: A Comprehensive Review on Performance by A. A. M., Redhwan, Azmi, W. H., M. Z., Sharif, R., Mamat

“…Nanorefrigerants and nanolubricants are formed when nanoparticles are dispersed in refrigerant/lubricant based. The use of nanorefrigerants or refrigerant with nanolubricant mixtures is one of the passive techniques in enhanced heat transfer performance and reducing energy consumption. …”
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Experimental investigation on Newtonian Behaviour and Viscosity of TiO2/PVE nanolubricants for application in Refrigeration System by Mohd Farid, Ismail, Azmi, W. H., R., Mamat, Hamisa, A. H.

“…For nanolubricant with different concentration, viscosity change is one of important parameter to be measured to evaluate its functional ability as lubricant. This paper studies about the effect of TiO2 nanoparticle in poly vinyl ether (PVE) at different concentration and temperature. …”
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Potential of Nanorefrigerant and Nanolubricant on Energy Saving in Refrigeration System – A Review by Azmi, W. H., M. Z., Sharif, Yusof, T. M., R., Mamat, A. A. M., Redhwan

“…In the refrigeration system, the effort to improve the efficiency of the system is by introducing nanoparticles in refrigerant(nanorefrigerant) and in lubricant (nanolubricant). In this paper, a comprehensive review is carried out to investigate the impact of nanorefrigerant and nanolubricant on energy saving. …”
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Thermal Conductivity Enhancement of Al2O3 and SiO2 Nanolubricants for Application in Automotive Air Conditioning (AAC) System by Redhwan, A. A. M., Azmi, W. H., M. Z., Sharif, Nurul Nadia, Mohd Zawawi

“…(m�K)-1 and enhancement of 1.04 times higher than the base lubricant for Al2O3 with 1.0 volume concentration. …”
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Thermo-Physical Properties of Al2O3-SiO2/PAG Composite Nanolubricant for Refrigeration System by Nurul Nadia, Mohd Zawawi, Azmi, W. H., Redhwan, A. A. M., M. Z., Sharif, Sharma, K. V.

“…Al2O3 and SiO2 nanoparticles were dispersed in the Polyalkylene Glycol (PAG 46) lubricant using the two-step method of preparation. …”
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Improvement of nanofluid stability using 4-step UV-vis spectral absorbency analysis by M. Z., Sharif, Azmi, W. H., A. A. M., Redhwan, N. N. M., Zawawi, R., Mamat

“…SiO2 nanoparticles were dispersed in the PAG lubricant by using the two-step preparation method. …”
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Experimental investigation on thermo-physical properties of metal oxide composite nanolubricants by N. M. M., Zawawi, Azmi, W. H., A. A. M., Redhwan, M. Z., Sharif, Mahendran, Samykano

“…The prepared Al2O3–SiO2, Al2O3–TiO2 and TiO2–SiO2 composite metal oxide nanoparticle was dispersed in Polyalkylene Glycol (PAG 46) lubricant by espousing the two-step preparation method. …”
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Application of response surface methodology in optimization of automotive air-conditioning performance operating with SiO2/PAG nanolubricant by Redhwan, A. A. M., Azmi, W. H., Najafi, G., M. Z., Sharif, N. N. M., Zawawi

“…The results depicted that adding SiO2 nanoparticle into PAG lubricant will enhance the COP of AAC. Optimization of independent variables was performed using the desirability approach of the RSM with the goal of maximizing the heat absorb and COP, consequently, minimizing the compressor work. …”
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