Petri Kärhä
Principal University Lecturer
T410 Dept. Electrical Engineering and Automation
Principal University Lecturer
Full researcher profile
https://research.aalto.fi/...
Sähköposti
[email protected]
Postiosoite
Maarintie 8
02150 Espoo
Finland
Puhelinnumero
+358505968469
Tutkimusryhmät
- Metrology Research Institute, Senior University Lecturer
Julkaisut
Differential Spectral Responsivity of Solar Cells Measured with an LED Based Experimental Setup
Afsaneh Eghbali Yeldagermani, Erkki Ikonen, Petri Karha
2024
2023 Middle East and North Africa Solar Conference, MENA-SC 2023 - Proceedings
Spectral analysis of deviations from key comparison reference values
Kinza Maham, Vili Kosonen, Juha Peltoniemi, Petri Kärhä, Erkki Ikonen
2024
Spectral Mismatch Uncertainty Estimation in Solar Cell Calibration Using Monte Carlo Simulation
Kinza Maham, Petri Karha, Erkki Ikonen
2023
Digital implementations for determination of temporal light artefacts of LED luminaires
V. Mantela, R. Nordlund, J. Askola, P. Kärhä, E. Ikonen
2023
Effect of adaptive control on the LED street luminaire lifetime and on the lifecycle costs of a lighting installation
J. Askola, P. Kärhä, H. Baumgartner, S. Porrasmaa, E. Ikonen
2022
Improvement In The Temporal Light Artefact Metrics Of Commercial Led Lamps
Erkki Ikonen, Roope Nordlund, Ville Mantela, Janne Askola, Petri Kärhä
2022
In-Space Radiometric Calibration of Nanosatellite Camera
Olli Knuuttila, Esa Kallio, Noora Partamies, Mikko Syrjäsuo, Kirsti Kauristie, Viktoria Sofieva, Ari-Matti Harri, Antti Kestilä, Jarmo Kivekäs, Petri Koskimaa, Jouni Rynö, Johanna Tamminen, Petri Kärhä, Juha-Matti Lukkari, Arno Alho, Tuija Pulkkinen
2022
Optical power scale realization using the predictable quantum efficient detector
Kinza Maham, Petri Kärhä, Farshid Manoocheri, Erkki Ikonen
2022
Novel Implementations Of Digital Meters For Flicker And Stroboscopic Effect
Ville Mantela, Roope Nordlund, Janne Askola, Petri Kärhä, Erkki Ikonen
2022
PV Module Energy Rating Standard IEC 61853-3 Intercomparison and Best Practice Guidelines for Implementation and Validation
Malte Ruben Vogt, Stefan Riechelmann, Ana Maria Gracia-Amillo, Anton Driesse, Alexander Kokka, Kinza Maham, Petri Karha, Robert Kenny, Carsten Schinke, Karsten Bothe, James Blakesley, Esma Music, Fabian Plag, Gabi Friesen, Gianluca Corbellini, Nicholas Riedel-Lyngskar, Roland Valckenborg, Markus Schweiger, Werner Herrmann
2022