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Hierarchical method...
Hierarchical methods to improve the performance of the SiC - FET as SO2 sensors in flue gas desulphurization system
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- Darmastuti, Zhafira (författare)
- Linköpings universitet,Tillämpad sensorvetenskap,Tekniska högskolan
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- Bur, Christian (författare)
- Linköpings universitet,Tillämpad sensorvetenskap,Tekniska högskolan,Saarland University
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- Lindqvist, Niclas (författare)
- Alstom Power AB, Växjö, Sweden
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- Anderson, Mike (författare)
- Linköpings universitet,Tillämpad sensorvetenskap,Tekniska högskolan
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- Schutza, Andreas (författare)
- Saarland University, Saarbrücken, Germany
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- Lloyd Spetz, Anita (författare)
- Linköpings universitet,Tillämpad sensorvetenskap,Tekniska högskolan
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(creator_code:org_t)
- Elsevier, 2015
- 2015
- Engelska.
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Ingår i: Sensors and actuators. B, Chemical. - : Elsevier. - 0925-4005 .- 1873-3077. ; 206, s. 609-616
- Relaterad länk:
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https://liu.diva-por... (primary) (Raw object)
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http://liu.diva-port...
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- Experiments were performed both in the laboratory and a desulfurization pilot unit in order to improve the SiC-FET sensor performance using two-step data evaluation. In both cases, a porous Pt-gate enhancement type SiC-FET was utilized in a temperature cycled operation (TCO). Liner Discriminant Analysis (LDA) was chosen as the method for multivariate data analysis. Hierarchical methods with two-step LDA worked quite well in the laboratory tests with SO2 concentrations varied from 25-200 ppm. The same data evaluation was also applied to tests in the desulfurization pilot unit, with higher gas flow and a larger SO2 concentration range (up to 5000 ppm). The results from the SO2 quantification showed a significantly improved fit to corresponding reference instrument (FTIR) values.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Annan teknik -- Övrig annan teknik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Other Engineering and Technologies -- Other Engineering and Technologies not elsewhere specified (hsv//eng)
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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