.... Design/methodology/approach A finite volume model was proposed to simulate the two-dimensional heat transfer in electrically heated footwear (EHF) under an extremely cold condition. The model domain consists of three-layer footwear materials, a heating pad, a sock material, an air gap and skin tissues...

...Yijie Zhang; Ziyi Guo; Jiangang Wei; Yijun Li Purpose The aim of this paper is to achieve a reasonable microclimate between clothing and the human body and optimize the custom dress pattern. Design/methodology/approach An interactive design method of 3D modeling, virtual try-on and heat transfer...

... fabric material (polyester, polypropylene, viscose, lyocell and their blends) on thermal comfort of the bedding system by objective and subjective measurements. Design/methodology/approach The permeability (air and water vapour), heat transfer, water absorption, transfer and drying behaviours...

...Jinyu Li; Hangyu Yan; Yunfeng Ni; Linlin Fu; Yunchu Yang Purpose At present, electrical heating clothing is widely used to keep ourselves warm at low temperature. The purpose of this paper is to explore the heat transfer performance of electrical heating fabric and the thermal comfort of human...

... might occur for the larger air gap, which could increase the heat transfer across the air gap. Combining the Fourier's law and Newton's law of cooling, the conductive and convective heat transfer equation is given by defining the effective heat transfer coefficient (k_{eff), Yun}...

... material on the temperature field distribution were simulated and analyzed. Findings With the increasing of the air layer thickness or the effective conductivity, the heat transfer along the direction of fabric thickness decreases gradually. The heat transfer along the fabric plane can be increased...

.... Associate Professor Radostina A. Angelova can be contacted at: joy_angels@abv.bg © Emerald Group Publishing Limited 2015 Heat transfer Thermal comfort Clothing insulation CFD simulation Metabolism Thermo-physiological model In (Gagge et al., 1941) the effective...

...Sandra Couto; Joao B.L.M. Campos; Tiago S. Mayor Purpose The purpose of this paper is to investigate the heat transfer on an alpine‐climbing mitt featuring an electrical heating multilayer, in order to provide information for the optimization of its thermal performance. Design/methodology...

...Yuchai Sun; Xiaogang Chen; Zhonghao Cheng; Xunwei Feng Purpose The purpose of this paper is to present the results of a study on heat transfer through a textile assembly consisting of fabric and air layers based on a theoretical model capable of dealing with conductive, convective and radioactive...

...Kai Yang; Ming‐Li Jiao; Yi‐Song Chen; Jun Li; Wei‐Yuan Zhang Purpose The purpose of this paper is to explore the heat transfer and establish a heat transfer model of an extravehicular liquid cooling garment based on a thermal manikin covered with soft simulated skin. Design/methodology/approach...

... M_e as a percentage of the water input, giving a value for the WVT of the tested clothing systems. M_e is calculated by: Equation 4 Thermal properties of materials Moisture Clothing Heat transfer Clothing wear comfort is a state of mind influenced...

... Clothing Heat transfer Humidity The heat and moisture transport characteristics of textiles are indispensable factors for the determination of the use for defined activities and surrounding conditions. The metabolic heat and humidity production of the human body and the environmental climatic...

... four‐layer male business clothing system. By using a sweating cylinder, it is possible to test different types of materials or material combinations in a climate chamber under different climate and sweating conditions. Heat transfer through clothing materials is an important topic related...

..., quantification of overall heat transfer, using an equivalent global thermal conductivity can still be useful for clothing designers. This information allows the designer to relate static thermal conductivities to overall user comfort by providing insight into how much additional heat loss can be expected under...

...Jelka Geršak; Milan Marčič Purpose To develop a mathematical model of the heat transfer from human body to environmental air that will be numerically solved by a personal computer. Design/methodology/approach Development of the heat transfer model for the system man – clothing – environment...