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Design of a radio frequency heated isothermal micro-trickle bed reactor

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Design of a radio frequency heated isothermal micro-trickle bed reactor. / Aiouache, Farid.

In: Chemical Engineering Journal, Vol. 243, 01.05.2014, p. 225-233.

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Aiouache, Farid. / Design of a radio frequency heated isothermal micro-trickle bed reactor. In: Chemical Engineering Journal. 2014 ; Vol. 243. pp. 225-233.

Bibtex

@article{ea94b0e3fd8e4ee2b5e535e35f57770b,
title = "Design of a radio frequency heated isothermal micro-trickle bed reactor",
abstract = "AbstractA near-isothermal micro-trickle bed reactor operated under radio frequency heating was developed. The reactor bed was packed with nickel ferrite micro-particles of 110 mu m diameter, generating heat by the application of RF field at 180 kHz. Hydrodynamics in a co-current configuration was analysed and heat transfer rates were determined at temperature ranging from 55 to 100 degrees C. A multi-zone reactor bed of several heating and catalytic zones was proposed in order to achieve near-isothermal operations. Exact positioning, number of the heating zones and length of the heating zones composed of a mixture of nickel ferrite and a catalyst were determined by solving a one dimensional model of heat transfer by conduction and convection. The conductive losses contributed up to 30% in the total thermal losses from the reactor. Three heating zones were required to obtain an isothermal length of 50 mm with a temperature non-uniformity of 2 K. A good agreement between the modelling and experimental results was obtained for temperature profiles of the reactor. (C) 2013 Elsevier B.V. All rights reserved.",
keywords = "Microreactor, Trickle-bed reactor , Heat transfer , Conduction",
author = "Farid Aiouache",
year = "2014",
month = may,
day = "1",
doi = "10.1016/j.cej.2013.12.059",
language = "English",
volume = "243",
pages = "225--233",
journal = "Chemical Engineering Journal",
issn = "1385-8947",
publisher = "Elsevier Science B.V.",

}

RIS

TY - JOUR

T1 - Design of a radio frequency heated isothermal micro-trickle bed reactor

AU - Aiouache, Farid

PY - 2014/5/1

Y1 - 2014/5/1

N2 - AbstractA near-isothermal micro-trickle bed reactor operated under radio frequency heating was developed. The reactor bed was packed with nickel ferrite micro-particles of 110 mu m diameter, generating heat by the application of RF field at 180 kHz. Hydrodynamics in a co-current configuration was analysed and heat transfer rates were determined at temperature ranging from 55 to 100 degrees C. A multi-zone reactor bed of several heating and catalytic zones was proposed in order to achieve near-isothermal operations. Exact positioning, number of the heating zones and length of the heating zones composed of a mixture of nickel ferrite and a catalyst were determined by solving a one dimensional model of heat transfer by conduction and convection. The conductive losses contributed up to 30% in the total thermal losses from the reactor. Three heating zones were required to obtain an isothermal length of 50 mm with a temperature non-uniformity of 2 K. A good agreement between the modelling and experimental results was obtained for temperature profiles of the reactor. (C) 2013 Elsevier B.V. All rights reserved.

AB - AbstractA near-isothermal micro-trickle bed reactor operated under radio frequency heating was developed. The reactor bed was packed with nickel ferrite micro-particles of 110 mu m diameter, generating heat by the application of RF field at 180 kHz. Hydrodynamics in a co-current configuration was analysed and heat transfer rates were determined at temperature ranging from 55 to 100 degrees C. A multi-zone reactor bed of several heating and catalytic zones was proposed in order to achieve near-isothermal operations. Exact positioning, number of the heating zones and length of the heating zones composed of a mixture of nickel ferrite and a catalyst were determined by solving a one dimensional model of heat transfer by conduction and convection. The conductive losses contributed up to 30% in the total thermal losses from the reactor. Three heating zones were required to obtain an isothermal length of 50 mm with a temperature non-uniformity of 2 K. A good agreement between the modelling and experimental results was obtained for temperature profiles of the reactor. (C) 2013 Elsevier B.V. All rights reserved.

KW - Microreactor

KW - Trickle-bed reactor

KW - Heat transfer

KW - Conduction

U2 - 10.1016/j.cej.2013.12.059

DO - 10.1016/j.cej.2013.12.059

M3 - Journal article

VL - 243

SP - 225

EP - 233

JO - Chemical Engineering Journal

JF - Chemical Engineering Journal

SN - 1385-8947

ER -