Ulla Ojaniemi

DSc (Tech),

20002020
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Personal profile

Expertise area

Computational Fluid Dynamics (CFD), multiphase flows, modelling of industrial processes

Education/Academic qualification

Engineering and engineering trades, Doctorate

Fingerprint Dive into the research topics where Ulla Ojaniemi is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

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Fouling Engineering & Materials Science
Heat exchangers Engineering & Materials Science
Computational fluid dynamics Engineering & Materials Science
Heat transfer Engineering & Materials Science
Wall function Engineering & Materials Science
Minerals Engineering & Materials Science
Dynamic models Engineering & Materials Science
Crystallization Chemical Compounds

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Research Output 2000 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
Calcium phosphate
Fouling
Heat exchangers
Computational fluid dynamics
Dynamic models

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
Fouling
Heat exchangers
Optical tomography
Deposits
Flow rate

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
titanium nitrides
surface energy
nitrides
stainless steels
interfacial energy

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

Hydrochloric Acid
Minerals
Glutamic Acid
Hydrochloric acid
Hydrodynamics
17 Citations (Scopus)

CFD modelling of CaCO3 crystallization fouling on heat transfer surfaces

Pääkkönen, T. M., Ojaniemi, U., Pättikangas, T., Manninen, M., Muurinen, E., Keiski, R. L. & Simonson, C. J., 2016, In : International Journal of Heat and Mass Transfer. 97, p. 618-630

Research output: Contribution to journalArticleScientificpeer-review

fouling
charge flow devices
Crystallization
Fouling
Computational fluid dynamics