SwePub - search: WFRF:(Ahlgren Fredrik 1980 )

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1.	Mondejar, Maria E., et al. (author) Quasi-steady state simulation of an organic Rankine cycle for waste heat recovery in a passenger vessel 2017 In: Applied Energy. - : Elsevier. - 0306-2619 .- 1872-9118. ; 185:Special Issue Part 2, s. 1324-1335 Journal article (peer-reviewed)abstract In this work we present the quasi-steady state simulation of a regenerative organic Rankine cycle (ORC)integrated in a passenger vessel, over a standard round trip. The study case is the M/S Birka Stockholmcruise ship, which covers a daily route between Stockholm (Sweden) and Mariehamn (Finland).Experimental data of the exhaust gas temperatures, engine loads, and electricity demand on board werelogged over a period of four weeks. These data where used as inputs for a simulation model of an ORC forwaste heat recovery of the exhaust gases. A quasi-steady state simulation was carried out on an offdesignmodel, based on optimized design conditions, to estimate the average net power production ofthe ship over a round trip. The maximum net power production of the ORC during the round trip wasestimated to supply approximately 22% of the total power demand on board. The results showed apotential for ORC as a solution for the maritime transport sector to accomplish the new and morerestrictive regulations on emissions, and to reduce the total fuel consumption.

Mondejar, Maria E., et al. (author)
Quasi-steady state simulation of an organic Rankine cycle for waste heat recovery in a passenger vessel
2017
In: Applied Energy. - : Elsevier. - 0306-2619 .- 1872-9118. ; 185:Special Issue Part 2, s. 1324-1335
Journal article (peer-reviewed)abstract
- In this work we present the quasi-steady state simulation of a regenerative organic Rankine cycle (ORC)integrated in a passenger vessel, over a standard round trip. The study case is the M/S Birka Stockholmcruise ship, which covers a daily route between Stockholm (Sweden) and Mariehamn (Finland).Experimental data of the exhaust gas temperatures, engine loads, and electricity demand on board werelogged over a period of four weeks. These data where used as inputs for a simulation model of an ORC forwaste heat recovery of the exhaust gases. A quasi-steady state simulation was carried out on an offdesignmodel, based on optimized design conditions, to estimate the average net power production ofthe ship over a round trip. The maximum net power production of the ORC during the round trip wasestimated to supply approximately 22% of the total power demand on board. The results showed apotential for ORC as a solution for the maritime transport sector to accomplish the new and morerestrictive regulations on emissions, and to reduce the total fuel consumption.

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