Articles with "lithium bromide" as a keyword



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A study on heat absorbing and vapor generating characteristics of H2O/LiBr mixture in an evacuated tube

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Published in 2017 at "Applied Energy"

DOI: 10.1016/j.apenergy.2016.10.083

Abstract: It is well known that application of solar powered absorption refrigeration (SPAR) systems will save energy, especially for air conditioning during the summer. This paper presents a SPAR system where evacuated tubes act as both… read more here.

Keywords: evacuated tube; h2o libr; heat absorbing; absorbing vapor ... See more keywords
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Numerical simulation of bubbles motion in lifting pipe of bubble pump for lithium bromide absorption chillers

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Published in 2017 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2016.08.064

Abstract: Abstract A bubble pump is proposed to replace the traditional mechanical solution pump in lithium bromide absorption chillers, for its advantageous feature that can be driven by industrial waste heat or solar energy or other… read more here.

Keywords: bubble pump; pump; lifting pipe; lithium bromide ... See more keywords
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Experimental investigation of the effect of LiBr on the high-pressure part of a ternary working fluid ammonia absorption refrigeration system

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Published in 2021 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2020.116521

Abstract: Abstract This paper experimentally studies the influence of lithium bromide concentration on the coefficient of performance (COP) and other operating parameters in the high-pressure part of a ternary working fluid ammonia-water absorption refrigeration system. The… read more here.

Keywords: working fluid; ternary working; lithium bromide; pressure ... See more keywords
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Cellulose I nanocrystals (CNCs I) prepared in mildly acidic lithium bromide trihydrate (MALBTH) and their application for stabilizing Pickering emulsions.

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Published in 2021 at "International journal of biological macromolecules"

DOI: 10.1016/j.ijbiomac.2021.12.110

Abstract: This study proposed a sustainable method to prepare cellulose I nanocrystals (CNCs I) from microcrystalline cellulose (MCC) in a mildly acidic lithium bromide trihydrate (MALBTH) system, a concentrated (50 wt%) solution of LiBr in water with… read more here.

Keywords: cellulose nanocrystals; acidic lithium; lithium bromide; nanocrystals cncs ... See more keywords
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Modification of poly(vinyl alcohol) fibers with lithium bromide

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Published in 2020 at "Polymer"

DOI: 10.1016/j.polymer.2020.123193

Abstract: Abstract The effect of lithium bromide (LiBr) on the structure and properties of poly (vinyl alcohol) (PVA) fibers obtained by wet-spinning was studied. The tensile modulus and strength of a PVA fiber were greatly enhanced… read more here.

Keywords: alcohol fibers; vinyl alcohol; modification poly; lithium bromide ... See more keywords
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Vapor Pressure Measurement for the Ternary System of Water, Lithium Bromide, and 1-Ethyl-3-methylimidazolium Acetate

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Published in 2018 at "Journal of Chemical & Engineering Data"

DOI: 10.1021/acs.jced.7b00951

Abstract: To improve the performance of an absorption system, ionic liquids (ILs) have been chosen as additives to conventional working fluid (lithium bromide aqueous solution) in recent years. In this paper, 1-ethyl-3-methylimidazolium acetate ([Emim]Ac) was added… read more here.

Keywords: system; ethyl methylimidazolium; vapor; lithium bromide ... See more keywords
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Effective conversion of biomass into bromomethylfurfural, furfural, and depolymerized lignin in lithium bromide molten salt hydrate of a biphasic system

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Published in 2017 at "RSC Advances"

DOI: 10.1039/c6ra25025d

Abstract: A novel approach using a biphasic system consisting of a molten lithium bromide hydrate solution (LiBr·3H2O) and an organic solvent was developed to efficiently produce furan-based chemicals from cellulose and lignocellulosic biomass. At 125 °C… read more here.

Keywords: biomass; molten salt; hydrate; lithium bromide ... See more keywords

Cleavage of ethers and demethylation of lignin in acidic concentrated lithium bromide (ACLB) solution

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Published in 2020 at "Green Chemistry"

DOI: 10.1039/d0gc02581j

Abstract: The methoxyl group is the most abundant functional group of lignin and affects the properties, reactivity, and application of lignin. Efficient demethylation is always of interest in the area of lignin chemistry and application. This… read more here.

Keywords: bromide aclb; chemistry; concentrated lithium; lithium bromide ... See more keywords