Open Access

Thermal Performance Analysis and Flow Dynamics of Nanofluid Cooling Systems for Advanced Mechanical Applications

4 Department of Engineering and Technology, Fictional Vietnam Institute of Technology, Hanoi, Vietnam

Abstract

The increasing thermal loads imposed on high-performance mechanical systems have intensified the need for cooling technologies capable of achieving enhanced heat removal without imposing excessive hydraulic penalties. Nanofluids, consisting of conventional heat-transfer fluids containing suspended nanoscale particles, have emerged as a promising approach because their thermophysical characteristics can be modified to improve convective heat transfer. This study develops an analytical framework for evaluating the thermal performance and flow behavior of nanofluid-based cooling systems for advanced mechanical applications. The methodology integrates thermal-transfer indicators, pressure-drop behavior, frictional effects, particle stability, and flow-regime considerations into a unified assessment structure. The analysis is grounded exclusively in the supplied literature, including foundational investigations of nanofluid heat-transfer enhancement, experimental studies of oxide nanofluids, tube-flow correlations, microchannel cooling, and stability-related considerations. The synthesized findings indicate that nanofluids can provide meaningful heat-transfer enhancement, but the thermal advantage is not independent of viscosity, concentration, flow regime, particle stability, and pumping requirements. In particular, the stability and thermophysical properties of oxide nanofluids are critical determinants of sustained cooling performance (Sajid, M., & Ali, S. (2019)). The study therefore positions nanofluid cooling as a multi-objective engineering problem in which maximum heat-transfer enhancement should be balanced against pressure losses and operational reliability. The proposed analytical framework provides a basis for comparing nanofluid cooling configurations and identifying application-specific operating conditions for advanced mechanical systems.

Keywords

References

Mahian, O., Kianifar, A., & Wongwises, S. (2019). A review of hybrid nanofluids: Preparation, thermal properties, and applications. Renewable and Sustainable Energy Reviews, 101, 50–74.
Nadooshan, A. S., Sadeghi, M., & Shahsavar, A. (2020). Experimental study on nanofluid performance in automotive cooling systems. Experimental Thermal and Fluid Science, 116, 110157.
Pak, B. C., & Cho, Y. I. (1998). Hydrodynamic and heat transfer study of dispersed fluids with submicron metallic oxide particles. Experimental Heat Transfer, 11(2), 151–170.
Rehman, A., Hussain, S., & Ali, S. (2021). Nanofluid heat transfer performance: A comparative experimental and numerical study. Applied Sciences, 11(3), 1165.
Saidur, R., Leong, K. Y., & Mohammad, H. A. (2011). A review on applications and challenges of nanofluids. Renewable and Sustainable Energy Reviews, 15(3), 1646–1668.
Sajid, M., & Ali, S. (2019). Stability and thermophysical properties of oxide nanofluids for heat transfer applications. Journal of Thermal Analysis and Calorimetry, 138(5), 3373–3385.
Sarma, B., Das, S., & Kumar, P. (2022). Microchannel cooling using nanofluids: Experimental and simulation approaches. International Journal of Heat and Fluid Flow, 93, 108943.
Sundar, L. S., Sharma, K. V., & Sahoo, B. (2018). Heat transfer and pressure drop analysis of Alβ‚‚O₃ and CuO nanofluids in laminar flow. Journal of Thermal Science, 27(5), 1475–1488.
Vajjha, R. S., Das, D. K., & Ahmed, S. (2009). Heat transfer and friction factor correlations for nanofluids in a tube. International Journal of Heat and Mass Transfer, 52(7-8), 1932–1940.
Xuan, Y., & Li, Q. (2000). Heat transfer enhancement of nanofluids. International Journal of Heat and Fluid Flow, 21(1), 58–64.
Yu, W., & Xie, H. (2012). A review on nanofluids: Preparation, stability mechanisms, and applications. Journal of Nanomaterials, 2012, 435873.

Most read articles by the same author(s)

1 2 3 4 5 6 7 > >> 

Similar Articles

21-30 of 37

You may also start an advanced similarity search for this article.