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Download PDF by Armand Fopah Lele: A Thermochemical Heat Storage System for Households:

By Armand Fopah Lele

ISBN-10: 3319412272

ISBN-13: 9783319412276

ISBN-10: 3319412280

ISBN-13: 9783319412283

ISBN-10: 8898273177

ISBN-13: 9788898273171

ISBN-10: 9728620233

ISBN-13: 9789728620233

The publication bargains a accomplished document at the layout and optimization of a thermochemical warmth garage approach to be used in structures. It combines theoretical and experimental paintings, with a unique emphasis on model-based tools. It describes the numerical modeling of the warmth exchanger, which permits restoration of approximately thirds of the waste warmth from either sunlight and thermal power. The booklet additionally offers readers with a picture of present learn on thermochemical garage platforms, and an in-depth evaluation of crucial techniques and techniques in thermal administration modeling. It represents a useful source for college students, engineers and researchers drawn to thermal power garage techniques, in addition to for these facing modeling and 3D simulations within the box of strength and method engineering.

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However a few investigations (Courbon et al. 2011; Visscher and Veldhuis 2005) have considered a comparison of several materials under operating conditions but most of them were theoretically conducted. Numerous salt hydrates have been reviewed for thermochemical storage in the literature (N’Tsoukpoe et al. 2009; Tatsidjodoung et al. 2013; Yu et al. 2013). However, almost all of these salt hydrates fail to meet the great expectations to cover both space heating and DHW. Therefore, in the framework of the large-scale EU-funded project “Thermal Battery”, devoted to micro-CHPs efficiency improvement (mainly economic savings) using thermochemical storage (Schmidt et al.

2013). Thermochemical heat storage review is presented in the following section. 2 Review of Thermochemical Heat Storage Systems Talking about thermochemical always refer to sorption and chemical reaction phenomena (Tatsidjodoung et al. 2013). Large amounts of heat can be stored in reversible chemical reactions and sorption processes. In a sorption process, heat is stored by breaking the binding force between the sorbent and the sorbate in terms of chemical potential. The term “Sorption” was first proposed by McBain in 1909 (McBain 1909) as a general expression covering both adsorption and absorption.

9 Operating principle of open sorption thermal storage system (Yu et al. 2 Review of Thermochemical Heat Storage Systems 27 air and leaves the bed. The air then becomes wetter and cooler. During discharging, a humid, cool air stream goes into the previously desorbed reactor. Part of the water vapour in the air is pulled in by the sorbent. The released heat of sorption warms up the air so that it could be used for heating. The lower cost of investment, coupled with better heat and mass transfer conditions (compared with closed systems), provide compelling reasons for practical projects employing open sorption systems to store thermal energy (Paksoy 2005).

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A Thermochemical Heat Storage System for Households: Combined Investigations of Thermal Transfers Coupled to Chemical Reactions by Armand Fopah Lele


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