thermal insulation Archives

Monodisperse Hollow Silica Nanospheres for Nano Insulation Materials: Synthesis, Characterization, and Life Cycle Assessment

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

This article reported on the synthesis, characterization, life cycle assessment (LCA) of nano insulation materials (NIMs) that are made of hollow silica nanospheres (HSNSs). The transient plane source (TPS) technique ...

Keywords: embodied energy, Hollow silica nanospheres, life cycle assessment, Nano Insulation Materials, Thermal Conductivity, thermal insulation, Transient plane source (TPS) technique

Recylced natural wastes in metakaolin based porous geopolymers for insulating applications

Author(s): Benoit Nait-Ali, C. Leonelli, D. Smith, E. Kamseu, S. Zekeng, U. C. Melo, Zénabou N. M. NGouloure

This article aims at assessing the impact of rice husk ash and volcanic ashes on the processing of porous inorganic polymers. The addition of volcanic ash or rice husk ash ...

Keywords: Hot Disk, Recycled, Rounded pores, Thermal Conductivity, thermal insulation, Transient plane source (TPS) method, viscosity

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

Effect of the thermal treatment on microstructure and physical properties of low-density and high transparency silica aerogels via acetonitrile supercritical drying

Author(s): Ai Du, Bin Zhou, Guangwu Liu, Jun Shen, Qiujie Yu

Silica aerogels have extremely low thermal conductivities, potentially making them effective thermal insulators. In this study, the thermal conductivities of various samples were explored using the Hot Disk Transient Plane ...

Keywords: High homogeneous density, Hot Disk, Hot Disk TPS 2500, low-density, porous materials, Silica aerogels, Thermal Conductivity, thermal insulation, Thermal treatment, 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

Facile preparation of fracture-free pectin/clay aerogel monoliths

Author(s): H. Wu, Q. Chen, Y. Lua

Clay aerogels are typically used for insulation, filtration and absorption, and are typically favored because of their eco-friendly nature, low density and high porosity. Unfortunately, these aerogels are limiting due ...

Keywords: Aerogel, Clay, composites, Freeze-drying, Hot Disk, Pectin, Thermal Conductivity, thermal insulation, Transient Plane Source, Transient plane source (TPS) method

Assembly of silica aerogels within silica nanofibers: towards a super-insulating flexible hybrid aerogel membrane

Author(s): Bin Ding, Haoru Shan, Hongxia Zheng, Jianyong Yu, Lifang Liu, Xianfeng Wang, Ying Bai

Silica aerogels (SA) are identified as one of the most advanced thermal insulating materials to date, however, their range of applications is limited due to a high sensitivity to moisture ...

Keywords: Hot Disk, Silica aerogels, silica nanofiber, Thermal Conductivity, thermal insulation, Transient Plane Source

Assessment of hydrothermal performance by thermophysical characterization of a crimped glass wool building insulation

Author(s): Laurent Marmoret

Insulation is a vital component in the construction industry, notably in this study, glass wool. Maximizing the hydrothermal performance of glass wool is key when dealing with water vapor, humidity ...

Keywords: apparent thermal conductivity, building materials, construction, glass, Glass wool, Hot Disk, Permeability, thermal insulation, Transient Plane Source, Transient plane source (TPS) method, wet insulation

Insulation rigid and elastic foams based on albumin

Author(s): Alain Celzard, Antonio Pizzi, C. Segovia, M. Cangemi, P. Navarrete, V. Fierro, X. Li

This article discusses the creation and characterization of albumin based rigid and elastic foams. These foams were created using formaldehyde as the hardener for the protein, while camphor was used ...

Keywords: albumin, camphor, Crosslinking, elasticity, Foam, foam production, Formaldehyde, Hot Disk TPS 2500 S, protein, Rigidity, Scanning Electron Microscope, Scanning electron microscope (SEM), SEM, Thermal Conductivity, thermal insulation

Critical Review of Industrial Techniques for Thermal-Conductivity Measurements of Thermal Insulation Materials

Author(s): Emese Turzo-Andras, Jacques Hameury, Jiyu Wu, Radek Strnad, U. Hammerschmidt, Ulf Hammerschmidt

The ability of leading thermal conductivity measurement techniques to be applied to the thermal measurement of thermally insulated materials was investigated. Researchers required that the equipment be able to operate ...

Keywords: comparative thermal conductivity, Guarded Heat-Flow Meter, Guarded Hot-Plate, Hot Disk TPS, laser flash, thermal insulation, transient hot wire (THW) method, Transient Hot-Wire

Keyword: thermal insulation