Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Andreas Elmholdt Christensen"'
Autor:
Oliver Power, Ngoc Thanh Mai Tran, Krzysztof Musiol, Martina Marzano, Massimo Ortolano, R. Rybski, Vincenzo D'Elia, Jan Kucera, J. Kaczmarek, Andreas Elmholdt Christensen, M. Kozioł, Luca Callegaro
Fully digital impedance bridges are emerging as measuring instruments for primary electrical impedance metrology and the realization of impedance units and scales. This article presents a comprehensive analysis of electronic fully digital impedance b
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::547920fae7008cb5a830d357a3750704
http://hdl.handle.net/11583/2852003
http://hdl.handle.net/11583/2852003
Autor:
Vincenzo D'Elia, Andreas Elmholdt Christensen, Krzysztof Musiol, Oliver Power, Andrei Pokatilov, Martina Marzano, J. Kaczmarek, Jan Kucera, M. Kozioł, Luca Callegaro, R. Rybski, Massimo Ortolano, Ngoc Thanh Mai Tran
We present here a comprehensive analysis of the error sources in electronic fully-digital impedance bridges, for both sourcing and digitizing bridges. This work can be used as a basis to optimize the design and the operating parameters of digital bri
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf0f55e70c1e9aa0555961c993fcbfdf
http://hdl.handle.net/11583/2845731
http://hdl.handle.net/11583/2845731
Publikováno v:
IEEE Transactions on Instrumentation and Measurement. 66:1176-1183
The motivation for harmonic propagation measurements in distribution grids is given. An island site with substantial renewable generation and smart grid elements is chosen as a site for a measurement campaign, and the description of the island distri
Autor:
Andreas Elmholdt Christensen, Dongsheng Zhao, T. Lippert, Gert Rietveld, Jean-Pierre Braun, Frederic Overney
Publikováno v:
Metrologia. 53:1384-1394
In order to perform traceable measurements of the electrical parameters of solid-state lighting (SSL) products, it is necessary to technically adequately define the measurement procedures and to identify the relevant uncertainty sources. The present
Autor:
Martina Marzano, Adam Ziolek, Massimo Ortolano, Witold Rzodkiewicz, Ngoc Thanh Mai Tran, Jan Kucera, Andrei Pokatilov, Luis Filipe Ribero, Oliver Power, J. Kaczmarek, Andreas Elmholdt Christensen, Vincenzo D'Elia, Jolanta Jursza, Anca Nestor, R. Rybski, Gulay Gumez, M. Kozioł, Luca Callegaro, Maciej Koszarny
Publikováno v:
19th International Congress of Metrology (CIM2019).
The core objective of EMPIR project 17RPT04 VersICaL is to improve the European measurement infrastructure for electrical impedance, with particular emphasis on the capabilities of developing NMIs and calibration centres. The project will seek to exp
Autor:
Andreas Elmholdt Christensen
Publikováno v:
19th International Congress of Metrology (CIM2019).
A four-terminal pair fully digital impedance ratio bridge is described. Its principle of operation including balancing procedure and calculation of unknown impedance value is presented. An initial 1:1 ratio check of the bridge has been performed. Sys
Autor:
Torsten Lippert, Andreas Elmholdt Christensen, Marian Kampik, Michal Grzenik, Marcin Kurczalski
Publikováno v:
2016 Conference on Diagnostics in Electrical Engineering (Diagnostika).
Despite wide availability of AC voltage calibrators, digitally synthesized sources (DSS) in the form of function/arbitrary waveform generators (AWG) and radio-frequency (RF) generators there is still deficiency of AC voltage sources of sinusoidal vol
Autor:
Torsten Lippert, B. Larson, Peter N. Davis, P. Patel, Paul S. Wright, Andreas Elmholdt Christensen
Publikováno v:
2016 Conference on Precision Electromagnetic Measurements (CPEM 2016).
The importance of Power Quality (PQ) to the operation and management of electrical power networks is described. A discussion is given on the propagation of PQ phenomena. Preparations for a measurement campaign using multiple GPS synchronised digitise
Autor:
Frederic Overney, Jean-Pierre Braun, Andreas Elmholdt Christensen, Gert Rietveld, T. Lippert, Dongsheng Zhao
Publikováno v:
29th Conference on Precision Electromagnetic Measurements (CPEM 2014).
Autor:
Luca Callegaro, Massimo Ortolano, Leif Roschier, Ngoc Thanh Mai Tran, J. Kaasalainen, M. Casserly, Marian Kampik, Faranak Pourdanesh, Vincenzo D'Elia, Jari Penttilä, Andreas Elmholdt Christensen, Ville F. Maisi, J. Nissila, Dongseuk Kim, K. Ojasalo, Frederic Overney
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6c4d1c050f4d71c53be4fb22e726df50
http://hdl.handle.net/11583/2570946
http://hdl.handle.net/11583/2570946