Mythili Senthil
Nanoparticle coatings have been a hot topic when it comes to improving the efficiency of small loop heat pipes, especially when it comes to cooling electronic components like insulated gate bipolar transistors and circuit breakers. These coatings are intended to effectively disperse the heat produced by these devices, guaranteeing their durability and maximum performance. Using distilled water as the working fluid, experiments have investigated the impact of nanoparticle coatings on heat transfer performance over a range of heat inputs. Physical vapor deposition has been used to investigate coatings with varying thicknesses, from 100 nm to 500 nm, in order to determine how they affect the dynamics of heat transmission in the loop heat pipe system. Furthermore, the possibility of using nanofluids to improve heat transfer efficiency has been thoroughly studied.. The ability of nanofluids solid-liquid mixes with nanoparticles scattered throughout a base fluid to increase thermal conductivity and convective heat transfer coefficients has been shown to be exceptionally effective. To reduce energy generation and consumption mismatches and increase thermal efficiency, they have been investigated for use in a variety of applications, such as heat exchangers and thermal energy storage systems. Notwithstanding noteworthy advancements, several obstacles persist, such as the requirement for thorough investigations clarifying the principles underlying the superior heat transmission capabilities of nanofluids. Prospective research avenues are anticipated to center on investigating innovative nanoparticle configurations and forms, tackling these difficulties, and refining nanofluid uses in a range of temperature environments. As nanotechnology develops further, it has the potential to transform heat transfer procedures in many different sectors and help create more sustainable and effective energy systems. In conclusion, nanofluids and coatings made of nanoparticles have enormous promise for improving heat transfer efficiency, tackling important issues with energy production, distribution, and thermal management, and opening up new avenues for creative thinking in a variety of thermal systems and applications.