Výsledky vyhledávání - "Yashasvi Laxminarayan"

Predicting cold gas-solid flow in a pilot-scale dual-circulating fluidized bed: Validation of computational particle fluid dynamics model

Autor: Frederik Zafiryadis, Yashasvi Laxminarayan, Morten Boberg Larsen, Elisabeth Akoh Hove, Hao Wu, Anker Degn Jensen, Weigang Lin

Publikováno v: Zafiryadis, F, Jensen, A D, Laxminarayan, Y, Lin, W, Hove, E A, Larsen, M B & Wu, H 2021, ' Predicting cold gas-solid flow in a pilot-scale dual-circulating fluidized bed: Validation of computational particle fluid dynamics model ', Powder Technology, vol. 381, pp. 25-43 . https://doi.org/10.1016/j.powtec.2020.11.070

This study uses the Eulerian-Lagrangian multiphase particle-in-cell (MP-PIC) approach, adopted in the computational particle fluid dynamics (CPFD) code, Barracuda VR®, to simulate a cold-flow dual-circulating fluidized bed. The hydrodynamics is simu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::589cffb6803e1fbc355e3d28eb1b80c2
https://doi.org/10.1016/j.powtec.2020.11.070

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KOH capture by coal fly ash

Autor: Flemming Frandsen, Bo Sander, Peter Arendt Jensen, Yashasvi Laxminarayan, Hao Wu, Guoliang Wang, Peter Glarborg

Publikováno v: Wang, G, Jensen, P A, Wu, H, Frandsen, F J, Laxminarayan, Y, Sander, B & Glarborg, P 2019, ' KOH capture by coal fly ash ', Fuel, vol. 242, pp. 828-836 . https://doi.org/10.1016/j.fuel.2018.12.088

The KOH-capture reaction by coal fly ash at suspension-fired conditions was studied through entrained flow reactor (EFR) experiments and chemical equilibrium calculations. The influence of KOH-concentration (50–1000 ppmv), reaction temperature (800

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4d4205378db6775a2c7e2b3d8bdb8806
https://orbit.dtu.dk/en/publications/2fc18a4e-cba3-470f-a9a4-0736e2f9d292

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Biomass Fly Ash Deposition in an Entrained Flow Reactor

Autor: Bo Sander, Flemming Frandsen, Peter Arendt Jensen, Hao Wu, Yashasvi Laxminarayan, Peter Glarborg

Publikováno v: Laxminarayan, Y, Jensen, P A, Wu, H, Jappe Frandsen, F, Sander, B & Glarborg, P 2019, ' Biomass Fly Ash Deposition in an Entrained Flow Reactor ', Proceedings of the Combustion Institute, vol. 37, no. 3, pp. 2689-2696 . https://doi.org/10.1016/j.proci.2018.06.039

Fly ash deposition on boiler surfaces is a major operational problem encountered in biomass-fired boilers. Understanding deposit formation, and developing modelling tools, will allow improvements in boiler efficiency and availability. In this study,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::aff89f5d0263e8a70ca134b65e6c3e23
https://orbit.dtu.dk/en/publications/63fe34d1-30b3-4ba3-928e-ea92ea69f4be

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Tensile Adhesion Strength of Biomass Ash Deposits: Effect of the Temperature Gradient and Ash Chemistry

Autor: Bo Sander, Peter Glarborg, Flemming Frandsen, Yashasvi Laxminarayan, Akhilesh Balachandran Nair, Hao Wu, Peter Arendt Jensen

Publikováno v: Laxminarayan, Y, Nair, A B, Jensen, P A, Wu, H, Jappe Frandsen, F, Sander, B & Glarborg, P 2018, ' Tensile Adhesion Strength of Biomass Ash Deposits: Effect of the Temperature Gradient and Ash Chemistry ', Energy and Fuels, vol. 32, no. 4, pp. 4432-4441 . https://doi.org/10.1021/acs.energyfuels.7b03114

Replacing coal with biomass in power plants is a viable option for reducing net CO2 emissions and combating climate change. However, biomass combustion in boilers may exacerbate problems related to ash deposition and corrosion, demanding effective de

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8b0edee983504824a1f06282bf57da03
https://orbit.dtu.dk/en/publications/7118396f-3562-4705-816f-9969ec11b9ff

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Potassium capture by coal fly ash: K2CO3, KCl and K2SO4

Autor: Peter Arendt Jensen, Yashasvi Laxminarayan, Bo Sander, Guoliang Wang, Flemming Frandsen, Hao Wu, Peter Glarborg

Publikováno v: Wang, G, Jensen, P A, Wu, H, Frandsen, F J, Laxminarayan, Y, Sander, B & Glarborg, P 2019, ' Potassium capture by coal fly ash K 2 CO 3, KCl and K 2 SO 4 ', Fuel Processing Technology, vol. 194, 106115 . https://doi.org/10.1016/j.fuproc.2019.05.038

The potassium capture behavior of two coal fly ashes at well-controlled suspension-fired conditions was investigated through entrained flow reactor (EFR) experiments and chemical equilibrium calculations. The impact of local reaction conditions, i.e.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4a05107778f553222888eaf877c02727
https://doi.org/10.1016/j.fuproc.2019.05.038

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Adhesion Strength of Biomass Ash Deposits

Autor: Yashasvi Laxminarayan, Peter Arendt Jensen, Hao Wu, Martin Bøjer, Flemming Jappe Frandsen, Peter Glarborg

Publikováno v: Laxminarayan, Y, Jensen, P A, Wu, H, Bøjer, M, Jappe Frandsen, F & Glarborg, P 2016, Adhesion Strength of Biomass Ash Deposits . in Proceedings of 24th European Biomass Conference & Exhibition . 24th European Biomass Conference & Exhibition, Amsterdam, Netherlands, 06/06/2016 . https://doi.org/10.5071/24thEUBCE2016-2BV.1.49
Technical University of Denmark Orbit
Laxminarayan, Y, Jensen, P A, Wu, H, Bøjer, M, Jappe Frandsen, F & Glarborg, P 2015, Adhesion Strength of Biomass Ash Deposits . in Proceedings of The Nordic Flame Days 2015 . The Nordic Flame Days 2015, Copenhagen, Denmark, 06/10/2015 .

Ash deposition on boiler surfaces is a major problem encountered during biomass combustion. Ash deposition adversely influences the boiler efficiency, may corrode heat transfer surfaces, and may even completely block flue gas channels in severe cases

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::29d2155a230285c5e1a96a2fc83270d7
https://orbit.dtu.dk/en/publications/b66ef792-0eb9-4c0a-a12f-828260bb5192

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An Agent-Based Model for Intervention Planning Among Communities During Epidemic Outbreaks

Autor: Yashasvi Laxminarayan, A. G. Rekha, Loganathan Ponnambalam

Publikováno v: Communications in Computer and Information Science ISBN: 9789811003554
ISICA

We developed an agent-based model containing 50 communities, replicating the 50 states of USA. The age distribution, approximate household size and the socio-structural determinants of each community were modeled based on the US Census. The agent-bas

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::106119a4d9b229d36a9808f447cca649
https://doi.org/10.1007/978-981-10-0356-1_25

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Three-dimensional full-loop simulation of cold gas-solid flow in a pilot-scale dual fluidized bed system- a preliminary study

Autor: Frederik Lange Zafiryadis, Anker Degn Jensen, Martin Høj, Yashasvi Laxminarayan, Elisabeth Akoh Hove, Morten Boberg Larsen, Hao Wu

Publikováno v: Technical University of Denmark Orbit
Zafiryadis, F, Jensen, A D, Høj, M, Laxminarayan, Y, Hove, E A, Larsen, M B & Wu, H 2019, ' Three-dimensional full-loop simulation of cold gas-solid flow in a pilot-scale dual fluidized bed system-a preliminary study ', Barracuda Virtual Reactor Users' Conference 2019, Chicago, United States, 27/06/2019-28/06/2019 .

Catalytic cracking of sugars in a circulating fluidized bed (CFB) system is a novel technology for producing intermediary oxygenate products that can be further converted to a variety of biobased chemicals. The technology has the potential to enable

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::1713cc0d8791098ae5ac9893e2a2ebbd
https://orbit.dtu.dk/en/publications/d115a5a8-0011-4ffa-b480-b312d76333ad

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