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Experimental investigation on the thermal conductivity and ultrasonic velocity of propylene glycol based TiO2 nanofluids

Author(s): Aashit Kumar Jaiswal, Ashish Mathur, Devraj Singh, Meher Wan, Punit Kumar Dhawan, Raja Ram Yadav, Vyoma Bhalla

Nanofluid research is focused on two specific areas of testing: synthesizing new nanofluids with enhanced thermal properties, and finding new applications for nanofluids. Nanofluids are conventional heat transfer fluids with ...

Keywords: Hot Disk, Nanofluids, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method, Ultrasonic Velocity

Enhanced thermal conductivity of ethylene glycol-based suspensions in the presence of silver nanoparticles of various sizes and shapes

Author(s): Guan-Hua Cheng, Ke-Fa Cen, Li-Wu Fan, Qing Ding, Xin Fang, Xu Xu, Ya-Cai Hu, Zi-Tao Yu

Silver (Ag) has the highest thermal conductivity of all metals, making it an attractive nanoparticle for use in heat transfer systems. The shape of nanoparticles influences their thermal conductivity, so ...

Keywords: Hot Disk, Nanoparticles, Shapes, Silver, Thermal Conductivity, Transient Plane Source

Experimental investigation of thermal conduction in copper palladium nanofluids

Author(s): Aashit Kumar Jaiswal, D.K. Singh, Devraj Singh, Giridhar Mishra, Meher Wan, R. R. Yadav, Satyendra Singh

With the increasing popularity of nanofluids (NFs), understanding their thermal properties is critical. In this paper, a hot disc thermal constant analyzer measured the thermal conductivity of copper/palladium bimetallic ...

Keywords: Bimetallic, chemical synthesis, Hot Disk, Nanofluids, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method

The development of a microfabricated transient planar source (TPS) sensor for measuring thermal conductivity of nanofluids

Author(s): Adisorn Tuantranont, Aphichai Jomphoak, Chanpen Karuwan, Tawee Pogfay, Thawatchai Onjun, Thitima Maturos

The addition of thermally conductive nanoparticles to conventional heat transfer fluids enhances their performance so they can be used for high-powered applications. However, as nanoparticles are added, the liquid becomes ...

Keywords: Hot Disk, Nanofluids, pH, Sensor, Thermal Conductivity, TPS, Transient Plane Source, Transient plane source (TPS) method

An experimental determination of temperature-dependent thermal conductivity of cyclohexane-based nanofluids

Author(s): J. M. Khodadadi, Liwu Fan

Many studies have been conducted on nanofluids with bases of water and ethylene glycol. Cyclic alkane, more commonly known as cyclohexane, can be used as the base liquid for cold ...

Keywords: CuO, Cyclohexane, Hot Disk, Nanofluids, Nanoparticles, Thermal Conductivity, Transient Plane Source Technique

Thermal conductivity and rheology behavior of aqueous nanofluids containing alumina and carbon nanotubes

Author(s): Bengt Sunden, Lars Wadso, Zan Wu, Zhaozan Feng

Many conventional fluids have low thermal conductivities. Adding thermally conductive nanometer-sized particles to these fluids transforms them into thermally conductive nanofluids. In this study, the thermal conductivity of aqueous alumina ...

Keywords: Agglomeration, Carbon Nanotube, Carbon nanotubes, Hot Disk, Interfacial Thermal Resistance, Nanofluid, Thermal Conductivity, Transient Plane Source, viscosity

Preparation and characterization of molten salt based nanothermic fluids with enhanced thermal properties for solar thermal applications

Author(s): Jitalaxmi Bharali, Kanaparthi Ramesh, N.V. Choudary, Nagaraj Balagi, P.V.C. Rao, Pramod Kandoth Madathil, Priyanka Saha

As green energy becomes increasingly important, more companies are exploring the possibility of using molten salts as heat transfer fluids for concentrated solar power. One of the downfalls of molten ...

Keywords: Concentrated solar power applications, Hot Disk, Inorganic molten salts, Nanoparticles, Specific heat capacity enhancement, Thermal Conductivity, Thermal conductivity enhancement, Transient Plane Source, Transient plane source (TPS) method

Nano-PCMs for enhanced energy storage and passive cooling applications

Author(s): Laura Colla, Laura Fedele, Ludovico Danza, Oronzio Manca, Simone Mancin

Phase change materials (PCMs) are substances that release large amounts of energy in the form of latent heat when they freeze. Paraffin waxes have many of the desired characteristics PCMs ...

Keywords: Al2O3, carbon black, Energy Storage, Hot Disk, Nanoparticle, Passive cooling, PCM, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method

Dispersion behavior and thermal conductivity characteristics of of Al2O3–H2O nanofluids

Author(s): Dongsheng Zhu, Hua Li, Jinwei Gao, Nan Wang, Xianju Wang, Xin-Fang Li, Xinfang Li

Nanofluids are relatively new materials that are composed of liquids containing solid nanoparticles ranging from 1-100 nm. This study examined the thermal conductivity of Al2O3 (aluminum oxide)-H2O ...

Keywords: Alumina nanoparticle, Dispersion and stability, Hot Disk, Thermal Conductivity, Thermal conductivity instrument for liquids, Thermal conductivity of nanofluids, TPS measurement, Transient Plane Source, Transient plane source (TPS) method

Flame Retardant, Heat Insulating Cellulose Aerogels from Waste Cotton Fabrics by in Situ Formation of Magnesium Hydroxide Nanoparticles in Cellulose Gel Nanostructures

Author(s): Canhui Lu, Xiaodong Wu, Xinxing Zhang, Yangyang Han

Aerogels are promising thermal insulators because of their low thermal conductivity, durability and eco-friendly nature. However, aerogels become a problem because of their highly flammable properties. In this study, flame ...

Keywords: Aerogel, Cellulose aerogel, Flame retardant, Heat insulating, Hot Disk, Nanoparticles, Template, Thermal Conductivity, thermal insulation, Transient Plane Source, Transient plane source (TPS) method, Waste cotton fabrics

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