Photo of Sønnik Clausen
  • Frederiksborgvej 399, 313, 013

    4000 Roskilde

    Denmark

1990 …2022

Research output per year

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Research Output

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Article in proceedings
2015

In optics humidity compensation in NDIR exhaust gas measurements of NO2

Stolberg-Rohr, T. K., Buchner, R., Clausen, S., Møller Jensen, J., Skouboe, A., Hawkins, G. J. & Skov Hansen, R., 2015, Proceedings of Optical Sensors 2014. Optical Society of America, 3 p. SeTh1C.3. (Optical Sensors, 2014).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

On the accuracy of HITEMP-2010 calculated emissivities of Water Vapor and Carbon Dioxide

Alberti, M., Weber, R., Mancini, M., Fateev, A. & Clausen, S., 2015, Proceedings of the 10th European Conference on Industrial Furnaces and Boilers. 10 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

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563 Downloads (Pure)
2014

Metrology to enable high temperature erosion testing - A new european initiative

Fry, A. T., Gee, M. G., Clausen, S., Neuschaefer-Rube, U., Bartscher, M., Spaltmann, D., Woydt, M., Radek, S., Cernuschi, F., Nicholls, J. R. & Rose, T. W., 2014, Advances in Materials Technology for Fossil Power Plants. Proceedings. ASM International, p. 400-411

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2010

Biomass co-firing for CO2 management: Full-scale field test

Beutler, J. B., Baxter, L., Clausen, S., Fateev, A. & Hvid, S., 2010, Conference proceedings. American Institute of Chemical Engineers

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

2006

Full-scale evaluation of additives for the reduction of chlorine-rich deposits in a 100 MW straw-fired boiler

Knudsen, J. N., Larsen, O. H., Jensen, J. P., Biede, O., Montgomery, M., Zeuthen, J., Hansen, J., Jensen, P. A. & Clausen, S., 2006, Proceedings (CD-ROM). Florence: ITA-Renewable Energies, p. 1336-1339

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Measurements of the dynamic behaviour at straw combustion in a 100 MW grate fired power plant

Clausen, S., Jensen, J. P., Biede, O. & Larsen, O. H., 2006, Proceedings (CD-ROM). Florence: ITA-Renewable Energies, p. 1374-1377

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

2002

Experience with infrared methods for real time quantitative gas analysis in energy producing plants

Clausen, S. & Bak, J., 2002, Papers on CD-ROM. Søborg: dk-TEKNIK Energy and Environment

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Intercomparison of local temperature scales with transfer radiation thermometers between -50 deg. C and 800 deg. C

Ham, E. W. M. V. D., Battuello, M., Bloembergen, P., Bosma, R., Clausen, S., Enouf, O., Filipe, E., Fischer, J., Gutschwager, B., Hirvonen, T., Holtoug, J. U., Ivarsson, J., Machin, G., McEvoy, H., Pérez, J., Ricolfi, T., Ridoux, P., Sadli, M., Schmidt, V., Staniewicz, C. & 2 others, Struss, O. & Weckström, T., 2002, Proceedings. Vol. 2. Fellmuth, B., Seidel, J. & Scholz, G. (eds.). Berlin: VDE Verlag, p. 831-838

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Measurement of spectral emissivity by a FTIR spectrometer

Clausen, S., 2002, Proceedings. Vol. 1. Fellmuth, B., Seidel, J. & Scholz, G. (eds.). Berlin: VDE Verlag, p. 259-264

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2000

Berøringsløs temperaturmåling af varme gasser

Clausen, S., 2000, Konferanse. Oslo: Norske Sivilingeniørers Forening

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Laser flow measurements in flames

Clausen, S., 2000, Combustion laser diagnostics in the area of development and application of laser techniques for combustion diagnostics. Lund: Combustion Institute. Scandinavian-Nordic Section

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Målenøjagtighed og fejlkilder ved berøringsløs temperaturmåling

Clausen, S., 2000, Konferanse. Oslo: Norske Sivilingeniørers Forening

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

1999

The spectral emissivity of surface layers, currently applied in blackbody radiators, covering the spectral range from 0,9 to 20 μm. An international comparison

Battuello, M., Clausen, S., Hameury, J. & Bloembergen, P., 1999, Proceedings. Vol. 2. Dubbeldam, J. F. & Groot, M. J. D. (eds.). Delft: NMi Van Swinden Laboratorium, p. 601-606

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

1998

Infrared low resolution emission spectroscopy of hot gases

Clausen, S. & Bak, J., 1998, Electro-optical technology for remote chemical detection and identification 3. Fallahi, M. & Howden, E. (eds.). Bellingham, WA: The International Society for Optical Engineering, p. 133-139 (SPIE Proceedings Series, 3383).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

1996

Kalibrering af infrarødt udstyr

Clausen, S. & Kirkegaard, M., 1996, Den 18. nordiske konferanse måleteknikk og kalibrering. Lillehammer: NJV

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

1992

Reactivity measurements of coke particles in five different flow reactors

Hustad, J. E., Aho, M. J., Hupa, M., Noopila, T., Sørensen, L. H., Clausen, S., Kiørboe, L., Gromulski, J., Bengtsson, M. & Leckner, B., 1992, Nordic seminar on combustion and gasification reactivities of solid fuels. Roskilde: Risø National Laboratory

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

1990

LDA velocity measurement in a 500 kW pulverized coal flame

Clausen, S., Jensen, P. A. & Rathmann, O., 1990, 5. International symposium on application of laser techniques to fluid mechanics. Lisbon: Universidade Tecnica de Lisboa

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch