A modeling study of the bio-geochemical processes in microbially induced calcite precipitation

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OriginalspracheEnglisch
Titel des SammelwerksProceedings of the 8th International Congress on Environmental Geotechnics Volume 3
UntertitelTowards a Sustainable Geoenvironment
Herausgeber/-innenLiangtong Zhan, Yunmin Chen, Abdelmalek Bouazza
ErscheinungsortSingapore
Herausgeber (Verlag)Springer Nature
Seiten272-279
Seitenumfang8
Auflage1.
ISBN (elektronisch)978-981-13-2227-3
ISBN (Print)978-981-13-2226-6, 978-981-13-4751-1
PublikationsstatusVeröffentlicht - 11 Okt. 2018
Veranstaltung8th International Congress on Environmental Geotechnics, ICEG 2018 - Hangzhou, China
Dauer: 28 Okt. 20181 Nov. 2018

Publikationsreihe

NameEnvironmental Science and Engineering (ENVENG)
ISSN (Print)1863-5520
ISSN (elektronisch)1863-5539

Abstract

Microbially induced calcite precipitation (MICP) offers potential for the development of innovative and environmental friendly techniques for soil improvement. The main purpose of this study is deepening the understanding of bio-geochemical processes involved in MICP by means of numerical modelling. In this paper a coupled bio-geochemo-hydraulic model considering multispecies bio-reactive transport is presented. Generally, this model is based on the theory of porous media, continuum mechanics and solved by finite element method (FEM). Utilizing this model a numerical case study is performed. It is estimated that this model is able to predict a rational bio-geochemical behavior of MICP. Besides, sensitivity analysis regarding the relevant model parameters has been performed to identify key factors in the MICP processes.

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A modeling study of the bio-geochemical processes in microbially induced calcite precipitation. / Wang, Xuerui; Nackenhorst, Udo.
Proceedings of the 8th International Congress on Environmental Geotechnics Volume 3: Towards a Sustainable Geoenvironment. Hrsg. / Liangtong Zhan; Yunmin Chen; Abdelmalek Bouazza. 1. Aufl. Singapore: Springer Nature, 2018. S. 272-279 (Environmental Science and Engineering (ENVENG)).

Publikation: Beitrag in Buch/Bericht/Sammelwerk/KonferenzbandAufsatz in KonferenzbandForschungPeer-Review

Wang, X & Nackenhorst, U 2018, A modeling study of the bio-geochemical processes in microbially induced calcite precipitation. in L Zhan, Y Chen & A Bouazza (Hrsg.), Proceedings of the 8th International Congress on Environmental Geotechnics Volume 3: Towards a Sustainable Geoenvironment. 1. Aufl., Environmental Science and Engineering (ENVENG), Springer Nature, Singapore, S. 272-279, 8th International Congress on Environmental Geotechnics, ICEG 2018, Hangzhou, China, 28 Okt. 2018. https://doi.org/10.1007/978-981-13-2227-3_33
Wang, X., & Nackenhorst, U. (2018). A modeling study of the bio-geochemical processes in microbially induced calcite precipitation. In L. Zhan, Y. Chen, & A. Bouazza (Hrsg.), Proceedings of the 8th International Congress on Environmental Geotechnics Volume 3: Towards a Sustainable Geoenvironment (1. Aufl., S. 272-279). (Environmental Science and Engineering (ENVENG)). Springer Nature. https://doi.org/10.1007/978-981-13-2227-3_33
Wang X, Nackenhorst U. A modeling study of the bio-geochemical processes in microbially induced calcite precipitation. in Zhan L, Chen Y, Bouazza A, Hrsg., Proceedings of the 8th International Congress on Environmental Geotechnics Volume 3: Towards a Sustainable Geoenvironment. 1. Aufl. Singapore: Springer Nature. 2018. S. 272-279. (Environmental Science and Engineering (ENVENG)). doi: 10.1007/978-981-13-2227-3_33
Wang, Xuerui ; Nackenhorst, Udo. / A modeling study of the bio-geochemical processes in microbially induced calcite precipitation. Proceedings of the 8th International Congress on Environmental Geotechnics Volume 3: Towards a Sustainable Geoenvironment. Hrsg. / Liangtong Zhan ; Yunmin Chen ; Abdelmalek Bouazza. 1. Aufl. Singapore : Springer Nature, 2018. S. 272-279 (Environmental Science and Engineering (ENVENG)).
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