Transient Plane Source Archives

Thermal conductivity of catalyst layer of polymer electrolyte membrane fuel cells: Part 1 – Experimental study

Author(s): Jürgen Stumper, Madhu S. Saha, Majid Bahrami, Mickey Tam, Mohammad Ahadi

In this paper, a new method is proposed for measuring the through plane thermal conductivity of two catalyst layers of different thicknesses by the guarded heat flow meter (GHF) method, ...

Keywords: catalyst layer, GHF, Guarded heat flow meter, membrane fuel cell, Polymer electrolyte, Thermal Conductivity, thermal contact resistance, Through-Plane Thermal Conductivity, TPS, Transient Plane Source

Investigation into the Influence of Fused Deposition Modeling (FDM) Process Parameters on the Thermal Properties of 3D-Printed Parts

Author(s): Ahmed Elkholy, Roger Kempers

This paper attempts to expand the data for the thermal properties of materials used in 3D printing, which was considered limited before. This new data set may be useful in ...

Keywords: 3D printing, 3D-printed parts, Fused Deposition Modeling (FDM), heat exchanger, numerical modelling, polymer, Thermal Conductivity, Thermal Properties, TLS, Transient Line Source, Transient Plane Source

Thermal properties of asphalt concrete: A numerical and experimental study

Author(s): Par Johansson, Raheb Mirzanamadi, Sotirios A. Grammatikos

Asphalt concrete must often endure a range of different weather conditions, and its thermal conductivity is affected by these changes. Using the Finite Element Method (FEM), this paper develops a ...

Keywords: Asphalt Concrete, Finite Element Method (FEM), Numerical Method, Thermal Conductivity, Thermal Properties, TPS sensor, Transient Plane Source, Transient plane source (TPS) method

Characterization of temperature profiles in skin and transdermal delivery system when exposed to temperature gradients in vivo and in vitro

Author(s): Bryan Newman, Gerald B. Kasting, Jinsong Hao, Michael Murawsky, Priyanka Ghosh, Qian Zhang, S. Kevin Li, Sam G. Raney, Terri LaCount

Elevated temperatures enhance the drug delivering ability of many transdermal delivery systems (TDS). This paper uses an in vivo method to examine the effects of heightened temperature on TDS, which ...

Keywords: Heat effect, Hot Disk, In vitro permeation test (IVPT), Temperature, Thermal Conductivity, Transdermal, Transdermal delivery system (TDS), Transient Plane Source, Transient plane source (TPS) method

Nano insulation materials: synthesis and life cycle assessment

Author(s): Bjorn Petter Jelle, Linn Ingunn C. Sandberg, Tao Gao

Buildings are responsible for a large portion of the world’s energy use, so there is a high global demand for cost-efficient thermal insulating materials. In this paper, the thermal ...

Keywords: Environmental impact, Hollow silica nanospheres, Hot Disk, life cycle assessment, Nano Insulation Materials, Synthesis, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method

A non-invasive method for the detection of damage and changes in the hoof capsul

Author(s): Andrey Sizov, Arne Rosén, Åsa Hinton, Björn Berg, Charlotte Lundqvist, Henrik Otterberg, Magnus Karlsteen, Maria Sundin

So far, non-invasive methods that specifically detect abscesses, cracks, and keratomes in horse hooves have yet to be developed. This study used non-invasive Hot Disk Sensors to measure the thermal ...

Keywords: Hoof abscess, Hoof cracks, Hot Disk, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method

The thermal properties of cob buildings of Devon

Author(s): Steven Michael Rhyder Goodhew

The transient plane source method is used to measure the thermal conductivity, thermal diffusivity and the specific heat of solid and some liquid materials. With the hot-disk instrument, a double ...

Keywords: Cob walling, Hot Disk, Hot Strip Method, Thermal Conductivity, Thermal Diffusivity, Transient Plane Source, Transient plane source (TPS) method

Effect of wall decorative materials on cooling load of an air condition

Author(s): Chivarat Muangphat, Jirawan Tiansuwan, Kaysinee Sriraksasin, Nakorn Srisukhumbowornchai, Nandh Thavarungkul, Preecha Termsuksawad, Warunee Tia

In this study, the thermal conductivity, thermal diffusivity, and specific heat of various wall decorative materials were measured using the transient plane source (TPS) technique. Additionally, the thermal emittance of ...

Keywords: Decorative materials, Hot Disk, OTTV, Solar reflectance, Thermal Conductivity, Thermal emittance, Transient Plane Source, Transient plane source (TPS) method

Heat transfer enhancement of Al2O3-H2O nanofluids flowing through a micro heat sink with complex structure

Author(s): Guodong Xia, Xianfei Liu, Yifan Li, Yuling Zhai

Nanofluids are used in heat sink applications to improve the rate of heat dissipation and reduce temperature gradients in electronics. This study specifically examined the thermal properties of Al2O3...

Keywords: Experiment, Heat transfer enhancement, Hot Disk, Micro heat sink, Nanofluids, Performance evaluation plot, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method

Comparison of thermal properties measured by different methods

Author(s): Ilmo Kukkonen, Jan Sundberg, Lars Hälldahl

In this paper, the thermal conductivity of rock samples was tested using three different methods: the Hot Disk transient plane source (TPS) method, the divided bar method, and calorimetric method. ...

Keywords: Calorimetric method, density, Heat Capacity, Hot Disk, Rock, Thermal Conductivity, Thermal Diffusivity, Transient Plane Source, Transient plane source (TPS) method

Keyword: Transient Plane Source