Research Output

2020

CFD simulation of fouling of plate heat exchanger by phosphate calcium

Ojaniemi, U., Pättikangas, T., Jäsberg, A., Puhakka, E. & Koponen, A., Jan 2020, Proceedings of International Conference on Heat Exchanger Fouling and Cleaning – 2019 (Peer-reviewed) . Zettler, H. (ed.). Heat Transfer Research, p. 45-52 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Open Access

Fouling dynamics of SMUF on a plate heat exchanger

Jäsberg, A., Turpeinen, T., Tanaka, A., Ketola, A., Järvinen, M., Ojaniemi, U., Pättikangas, T. & Koponen, A., Jan 2020, Proceedings of International Conference on Heat Exchanger Fouling and Cleaning – 2019 (Peer-reviewed) . Zettler, H. (ed.). Heat Transfer Research, p. 322-328 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Open Access

Hydrogen enhanced biofuels for transport via fast pyrolysis of biomass: A conceptual assessment

Onarheim, K., Hannula, I. & Solantausta, Y., 15 May 2020, In : Energy. 199, 117337.

Research output: Contribution to journalArticleScientificpeer-review

Kiertotalouden ekosysteemit

Orko, I. (ed.), Ritschkoff, A-C. (ed.), Lantto, R. (ed.), Ahola, A., Alarotu, M., Antikainen, M., Honkatukia, J., Järnefelt, V., Kapanen, J., Lantto, R., Laurikkala, M., Naumanen, M., Still, K., Sundqvist-Andberg, H., Tenhunen, A., Wiman, H., Winberg, I. & Åkerman, M., 21 Feb 2020, Ministry of Economic Affairs and Employment. 143 p. (Työ- ja elinkeinoministeriön julkaisuja; No. 13).

Research output: Book/ReportReport

Open Access

Prosessisimuloinnilla parempaan tulokseen

Sorsamäki, L. & Hytönen, E., 16 Mar 2020, In : Automaatioväylä. 2, p. 14-15 2 p.

Research output: Contribution to journalArticleProfessional

Open Access

Technical options for retrofitting industries with bioenergy: a handbook

Rutz, D., Janssen, R., Reumerman, P., Spekreijse, J., Matschegg, D., Bacovsky, D., Gröngröft, A., Hauschild, S., Dögnitz, N., Karampinis, E., Kourkoumpas, D-S., Grammelis, P., Melin, K., Saastamoinen, H., Susmozas Torres, A. I., Iglesias, R., Ballesteros, M., Ballesteros, M., Gustavsson, G., Johansson, D. & 7 others, Kazagic, A., Merzic, A., Tresnjo, D., Dagevos, H., Sijtsema, S. J., Reinders, M. & Meeusen, M., 2020, 1 ed. Germany. 96 p.

Research output: Book/ReportBook (author)

Open Access
2019

Axial dispersion and CFD models for the extraction of levulinic acid from dilute aqueous solution in a Kühni column with 2-methyltetrahydrofuran solvent

Laitinen, A. T., Penttilä, K. J. T., Manninen, M. T., Syrjänen, J. K., Kaunisto, J. M. & Murtomäki, L. S., 19 Apr 2019, In : Chemical Engineering Research and Design. 146, p. 518-527 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Bacterial protein for food and feed generated via renewable energy and direct air capture of CO2: Can it reduce land and water use?

Sillman, J., Nygren, L., Kahiluoto, H., Ruuskanen, V., Tamminen, A., Bajamundi, C., Nappa, M., Wuokko, M., Lindh, T., Vainikka, P., Pitkänen, J. P. & Ahola, J., 2019, In : Global Food Security. 22, p. 25-32 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
2 Citations (Scopus)

Bioenergy RES hybrids: Assessment of status in Finland, Austria, Germany, and Denmark

Hakkarainen, E., Hannula, I. & Vakkilainen, E., 1 Nov 2019, In : Biofuels, Bioproducts and Biorefining. 13, 6, p. 1402-1416 15 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
1 Citation (Scopus)
Open Access
File
154 Downloads (Pure)

CFD simulations of direct-contact condensation of horizontal vapor jets

Pättikangas, T., Peltola, J., Hovi, V., Puustinen, M., Räsänen, A. & Kotro, E., 1 Jan 2019, 18th International Topical Meeting on Nuclear Reactor Thermal Hydraulics, NURETH 2019. cd-rom ed. American Nuclear Society ANS, p. 1583-1596 14 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Climate-friendly hydrocarbons from biogenic carbon dioxide and renewable electricity

Kärki, J., Tsupari, E., Hurskainen, M., Saastamoinen, H. & Melin, K., 25 Jun 2019.

Research output: Contribution to conferenceConference articleScientific

Open Access

Coupled APROS-CFD simulation of generic VVER-440 loss of feedwater transient

Rämä, T., Toppila, T., Kättö, J., Hovi, V. & Pättikangas, T., 1 Jan 2019, 18th International Topical Meeting on Nuclear Reactor Thermal Hydraulics, NURETH 2019. cd-rom ed. American Nuclear Society ANS, p. 5652-5666 15 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Ecosystems as a Tool to Circular Economy

Orko, I. & Åkerman, M., 2019.

Research output: Contribution to conferenceConference PosterScientific

Open Access
File
23 Downloads (Pure)

Interfacial surface energies - stainless steel and titanium nitride substrates and CaCO3 and CaCHPO4 depositions

Puhakka, E., Ojaniemi, U. & Pättikangas, T., 3 Dec 2019, Proceedings of International Conference on Heat Exchanger Fouling and Cleaning – 2019 (Peer-reviewed) . Heat Transfer Research, 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Open Access

Kraken: An upcoming Finnish reactor analysis framework

Valtavirta, V., Hovi, V., Loukusa, H., Rintala, A., Sahlberg, V., Tuominen, R. & Leppänen, J., 2019, International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2019. American Nuclear Society ANS, p. 786-795 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Open Access
File
89 Downloads (Pure)

Mine Water as a Resource: Selective Removal and Recovery of Trace Antimony from Mine-Impacted Water

Arnold, M., Kangas, P., Mäkinen, A., Lakay, E., Isomäki, N., Lavén, G., Gericke, M., Pajuniemi, P., Kaartinen, T. & Wendling, L., 9 Mar 2019, In : Mine Water and the Environment. p. 1-16

Research output: Contribution to journalArticleScientificpeer-review

Open Access
2 Citations (Scopus)

Modeling cladding oxidation with coupled thermal-mechanics and thermal-hydraulics solvers

Loukusa, H., Peltonen, J. & Hovi, V., 2019.

Research output: Contribution to conferenceConference PosterScientificpeer-review

Near-Term Potential of Biofuels, Electrofuels, and Battery Electric Vehicles in Decarbonizing Road Transport

Hannula, I. & Reiner, D. M., 16 Oct 2019, In : Joule. 3, 10, p. 2390-2402 13 p.

Research output: Contribution to journalArticleScientificpeer-review

2 Citations (Scopus)

New business opportunities based on biogenic carbon dioxide utilization

Kärki, J., Thomasson, T., Melin, K., Suomalainen, M., Saastamoinen, H., Hurskainen, M. & Mäkikouri, S., 15 Apr 2019, 14th International Conference on Greenhouse Gas Control Technologies, GHGT-14. SSRN eLibrary, 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Open Access

On development and validation of subcooled nucleate boiling models for openfoam foundation release

Peltola, J., Pättikangas, T., Bainbridge, W., Lehnigk, R. & Schlegel, F., 1 Jan 2019, 18th International Topical Meeting on Nuclear Reactor Thermal Hydraulics, NURETH 2019. cd-rom ed. American Nuclear Society ANS, p. 2149-2163 15 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Recovery of Indium and Germanium from Residues of Zinc Plants

Winberg, I., Kangas, P., Rintala, L., Koukkari, P., Drzazga, M., Klejnowska, K. & Prajsnar, R., 6 Feb 2019.

Research output: Contribution to conferenceConference articleScientific

Replacing Coal used in Steelmaking with Biocarbon from Forest Industry Side Streams

Hakala, J., Kangas, P., Penttilä, K., Alarotu, M., Björnström, M. & Koukkari, P., 2019, VTT Technical Research Centre of Finland. 141 p. (VTT Technology; No. 351).

Research output: Book/ReportReport

Open Access

Standard liquid fuel for industrial boilers from used wood

Lindfors, C., Oasmaa, A., Välimäki, A., Ohra-aho, T., Punkkinen, H., Bajamundi, C. & Onarheim, K., 2019, In : Biomass and Bioenergy. 127, 105265.

Research output: Contribution to journalArticleScientificpeer-review

Synthesis of a CFD benchmark exercise based on a test in the PANDA facility addressing the stratification erosion by a vertical jet in presence of a flow obstruction

Andreani, M., Gaikwad, A. J., Ganju, S., Gera, B., Grigoryev, S., Herranz, L. E., Huhtanen, R., Kale, V., Kanaev, A., Kapulla, R., Kelm, S., Kim, J., Nishimura, T., Paladino, D., Paranjape, S., Schramm, B., Sharabi, M., Shen, F., Wei, B., Yan, D. & 1 others, Zhang, R., Dec 2019, In : Nuclear Engineering and Design. 354, 31 p., 110177.

Research output: Contribution to journalArticleScientificpeer-review

1 Citation (Scopus)

Techno-economic feasibility of supercritical water gasification of black liquor

Özdenkçi, K., De Blasio, C., Sarwar, G., Melin, K., Koskinen, J. & Alopaeus, V., 15 Dec 2019, In : Energy. 189, 116284.

Research output: Contribution to journalArticleScientificpeer-review

3 Citations (Scopus)

The effect of hydrothermal liquefaction of black liquor in bio-oil quality

Melin, K., Välimäki, A., Oasmaa, A. & Lehtonen, J., May 2019, European Biomass Conference and Exhibition Proceedings. ETA-Florence Renewable Energies, p. 1144-1145 2 p. (European Biomass Conference and Exhibition Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

The impact of biomass drying on the efficiency of a gasification plant co-producing Fischer-Tropsch fuels and heat: A conceptual investigation

Tuomi, S., Kurkela, E., Hannula, I. & Berg, C. G., 15 Jun 2019, In : Biomass and Bioenergy. 127, 105272.

Research output: Contribution to journalArticleScientificpeer-review

2018

Advancing the circular economy through group decision-making and stakeholder involvement

Bacher, J., Pihkola, H., Kujanpää, L. & Mroueh, U-M., 2018, In : Detritus: Multidisciplinary Journal for Waste Resources & Residues. 4, p. 22-35

Research output: Contribution to journalArticleScientificpeer-review

Open Access

Bio-CLC Pilot Scale Experiments Combined with CFD Simulations: How To Improve the Performance by Better Design?

Peltola, J., Pikkarainen, T. & Niemi, T., 2018, 5th International Conference on Chemical Looping. 19 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsProfessional

Calculation chain for the analysis of spent nuclear fuel in long-term interim dry storage

Arkoma, A., Huhtanen, R., Leppänen, J., Peltola, J. & Pättikangas, T., 22 Apr 2018, In : Annals of Nuclear Energy. 119, p. 129–138 10 p.

Research output: Contribution to journalArticleScientificpeer-review

4 Citations (Scopus)

CALPHAD aqueous solution model based on the BET approach: General theory

Pajarre, R. & Koukkari, P., 1 Dec 2018, In : Calphad: Computer Coupling of Phase Diagrams and Thermochemistry. 63, p. 1-5 5 p.

Research output: Contribution to journalArticleScientificpeer-review

3 Citations (Scopus)

Carbon neutral and negative pulp and paper industry

Onarheim, K., Lehtonen, J., Harlin, A. & Hurskainen, M., 2018.

Research output: Contribution to conferenceConference AbstractScientificpeer-review

Extraction of soluble β-glucan from oat and barley fractions: Process efficiency and dispersion stability

Aktas-Akyildiz, E., Sibakov, J., Nappa, M., Hytönen, E., Koksel, H. & Poutanen, K., 1 May 2018, In : Journal of Cereal Science. 81, p. 60-68 9 p.

Research output: Contribution to journalArticleScientificpeer-review

6 Citations (Scopus)
Open Access

Highlights and Key Messages from The International Conference on Negative CO2 Emissions

Lyngfelt, A., Linderholm, C., Azar, C., Benson, S., Berndes, G., Berntsson, T., Canadell, J., Ciais, P., Cowie, A., Fuss, S., Hansen, J., Johnsson, F., Kemper, J., Lackner, K., Levihn, F., Moreira, J. R., Onarheim, K., Peters, G., Pröll, T., Renforth, P. & 5 others, Rogelj, J., Smith, P., Sterner, T., van Vuuren, D. & Wilcox, J., 2018.

Research output: Contribution to conferenceConference PosterScientificpeer-review

Hydrodynamics and kinetics in semi-batch stirred tank precipitation of L-glutamic acid based on pH shift with mineral acids

Ojaniemi, U., Puranen, J., Manninen, M., Gorshkova, E. & Louhi-Kultanen, M., 16 Mar 2018, In : Chemical Engineering Science. 178, p. 167-182 16 p.

Research output: Contribution to journalArticleScientificpeer-review

Industrial and mine water chemistry: Advanced aqueous database for modelling industrial processes

Pajarre, R., Koukkari, P. & Kangas, P., Jan 2018, Espoo: VTT Technical Research Centre of Finland. 85 p. (VTT Technology; No. 321).

Research output: Book/ReportReport

Open Access

Innovation Scout -VTT

Mikkonen, P., Kallio, K., Kazi, S., Uotila, J., Orko, I., Perttula, M., Hämäläinen, T., Kuusisto, O. & Hyytinen, K-M., 28 Apr 2018, VTT Technical Research Centre of Finland. 36 p.

Research output: Book/ReportReport

Jarogain Process: A Hydrometallurgical Option to Recover Metal Values from RLE Zinc Residue and Steel Dust

Koukkari, P., Kangas, P., Lundström, M., Kinnunen, S., Rastas, J. & Saikkonen, P., 2018, Extraction 2018: Proceedings of the First Global Conference on Extractive Metallurgy. Springer, (Minerals, Metals and Materials Series).

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Modeling of conversion of a single fuel particle in a CFD model for CFB combustion

Niemi, T. & Kallio, S., 2018, In : Fuel Processing Technology. 169, p. 236-243 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Multi-phase process simulation with thermochemical state properties

Kangas, P., Paiva, E. & Koukkari, P., 2018.

Research output: Contribution to conferenceConference articleScientific

Sustainable hydrocarbon business based on biogenic carbon dioxide and renewable electricity

Mäkikouri, S., Hurskainen, M., Melin, K., Vehmas, T., Kärki, J. & Tsupari, E., 2018, The 16th International Conference on Carbon Dioxide Utilization, ICCDU XVI.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Open Access

The effect of biomass drying on the overall efficiency of combined production of transportation fuels and heat by steam gasification and ft-synthesis

Tuomi, S., Kurkela, E., Hannula, I. & Berg, C. G., 1 May 2018, Proceedings of European Biomass Conference and Exhibition, EUBCE 2018. ETA-Florence Renewable Energies, p. 521-527 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific

Thermodynamic affinity in constrained free-energy systems

Koukkari, P., Pajarre, R. & Kangas, P., 2018, In : Monatshefte für Chemie. 149, 2, p. 381–394 14 p.

Research output: Contribution to journalArticleScientificpeer-review

File
1 Citation (Scopus)
12 Downloads (Pure)