concrete Archives - Thermtest Inc.

Estimation of the thermal properties of hardened cement paste on the basis of guarded heat flow meter measurements

Author(s): Donald E. Macphee, Mohammed S. Imbabi, Seyoon Yoon

A new analysis method based on the guarded heat flow meter apparatus is proposed to measure the thermal properties of cement-based pastes in a hydrated form. In a steady state, ...

Keywords: Cement, concrete, Contact resistance, GHF, Guarded Heat Flow meter Method, specific heat capacity, Steady state, Thermal Conductivity, Thermal Diffusivity, Transient

Lightweight clay-based concretes formulated withwood aggregates: hygrothermal behaviour

Author(s): A. Bouguerra, A. tWnt de Roodenbeke, Qubneudec M., R. M. Dheilly

Insulating materials were made from recycled clay waste using technologies developed by the author were tested for their thermal conductivity using the transient line source technique over a temperature range ...

Keywords: Clay, concrete, kaolinite, Lightweight Concrete, Thermal Conductivity, thermohygrometric, TLS, Transient Line Source, Wood

Thermal probe technology for buildings: the transition from laboratory to field measurements

Author(s): Brian Pilkington, Pieter de Wilde, Richard Griffiths, Steve Goodhew

This article describes an attempt to modify the transient line source probe to be useful in making in-situ measurements in the field. The field of construction, as well as many ...

Keywords: building materials, Cob, Cob blocks, concrete, earth buildings, energy, Materials properties, Thermal Conductivity, Thermal Conductivity Measurement, thermal probe, TLS, Transient Line Source

Comparative study of the mechanical and thermal properties of lightweight cementitious composites

Author(s): Adam L. Brooks, Dominic Hanna, Hongyu Zhou

A comparative study was conducted on the properties of lightweight cementitious composites (LWCCs) mixed with four types of filler particles; EPS beads, dry-expanded plastic microspheres, hollow glass microspheres, and fly ...

Keywords: concrete, expanded polystyrene, Hot Disk, light-weight cementitious composite, Soil, Thermal Conductivity, Thermal Properties, Transient plane source (TPS) method

Experimental study on anti-icing and deicing performance of polyurethane concrete as road surface layer

Author(s): Hao Wang, Jun Chen, Pengyu Xie, Wei Huang, Xie Ma

Deicing and anti-icing performance of an innovative polyurethane pavement surface layer that replaces asphalt binder was studied. Thermal properties of polyurethane concrete and asphalt concrete were measured using a Hot ...

Keywords: anti-icing, Asphalt, concrete, deicing, Hot Disk, Polyurethane, polyurethane concrete, Thermal Conductivity, Transient plane source (TPS) method

Preservation of Sand and Building Energy Conservation

Author(s): Arup Ghosh, Avijit Ghosh, Subhasis Neogi, Surajit Gupta

Concrete and sand that were replaced by coal bottom ash concrete were analyzed and compared for strength and heat conductivity. Thermal conductivity was measured using a Hot Disk TPS 2500S ...

Keywords: bottom ash, concrete, fly ash, Hot Disk, Sand, Thermal Conductivity, Transient plane source (TPS) method

Mechanical and thermal performance of concrete and mortar cellular materials containing plastic waste

Author(s): Alberto López-Gil, Alfonso Fernández, Angel Arranz, Antolín Lorenzana, Daniel Velasco Nieto, Jose Antonio de Saja, José Luis Ruiz-Herrero, Miguel-Ángel Rodríguez-Pérez, Sonia Merino

The expanding production of polymeric materials is causing plastic waste to become a growing concern. This study aimed to fabricate cement and mortar composites that contained plastic in an attempt ...

Keywords: Cellular Solids, concrete, Hot Disk, Induced porosity, Mortar, Plastic waste, Reused materials, Thermal Conductivity, thermal insulation, Transient plane source (TPS), Transient plane source (TPS) method

Energy saving potential with improved concrete in ice rink floor designs

Author(s): Ehsan B. Haghighi, Jörgen Rogstam, Pavel Makhnatch

Ice surfaces dictate energy usage in skating rinks because they are the largest heat exchangers in the building. This study aimed to improve the concrete material used in ice rinks ...

Keywords: concrete, Energy saving, Hot Disk, Ice rink, Iron ore, Thermal Conductivity, Transient plane source (TPS), Transient plane source (TPS) method

Thermophysical properties of launch complex 17 of the Cape Canaveral concrete

Author(s): Greg Flint, Stephen Bauer, Stephen J. Bauer

It is important to understand the thermophysical properties of concrete when it is quickly heated, such as at the Cape Canaveral Air Force Station. In this experiment, the Hot Disk ...

Keywords: Cape Canaveral, concrete, Hot Disk, Permeability, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method

Thermal Conductivity of Moist Autoclaved Aerated Concrete: Experimental Comparison Between Heat Flow Method (HFM) and Transient Plane Source Technique (TPS)

Author(s): Lorenzo Moro, Manuela Campanale

When testing the thermal conductivity of moist specimens, an analysis of heat and mass transfer must be conducted. Thermal conductivity measurements require a temperature gradient within the sample, however when ...

Keywords: autoclaved aerated concrete, concrete, Heat flow meter apparatus, Hot Disk, Moisture, pcms, phase change materials, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method

Keyword: concrete