Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Ahmad Elrafhi"'
Publikováno v:
AEU - International Journal of Electronics and Communications. 97:1-5
This work presents an analytical and experimental study of LINC power amplifier where an unmatched Wilkinson combiner is used at the output of two class-B amplifiers. This combiner is called unmatched because of the elimination of the one hundred ohm
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::03369cec149618f0fa850a9f1d5e806d
https://doi.org/10.1016/j.aeue.2018.09.028
https://doi.org/10.1016/j.aeue.2018.09.028
Publikováno v:
2020 International Conference on Electrical, Communication, and Computer Engineering (ICECCE).
This work presents an examination of the outphasing amplification system called also LINC (Linear amplification using non linear components) with two kinds of Wilkinson combiners, one is matched and the other one is unmatched. The Wilkinson combiner
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cb1b6944908848275b61abdd9216c873
https://doi.org/10.1109/icecce49384.2020.9179213
https://doi.org/10.1109/icecce49384.2020.9179213
Publikováno v:
Microwave and Optical Technology Letters. 61:15-19
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0db2ac4d8a47f8e78c39bac13d17a165
https://doi.org/10.1002/mop.31499
https://doi.org/10.1002/mop.31499
Publikováno v:
International Conference on Renewable Energies for Developing countries (REDEC 2018)
International Conference on Renewable Energies for Developing countries (REDEC 2018), Nov 2018, Beyrouth, Lebanon. ⟨10.1109/REDEC.2018.8598121⟩
International Conference on Renewable Energies for Developing countries (REDEC 2018), Nov 2018, Beyrouth, Lebanon. ⟨10.1109/REDEC.2018.8598121⟩
A centralized model predictive control algorithm (MPCA) and an optimal centralized control algorithm (OCCA) are applied on main grid connected with a group of interconnected microgrids (MGs). Maximizing the profit for all of the units constituting th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8257086c744a77cf23db7aae974c9080
https://doi.org/10.1109/redec.2018.8598121
https://doi.org/10.1109/redec.2018.8598121
Autor:
Ali Hellany, Jamal Rizk, Ziad Obeid, Khaled Hajar, Mahmood H Nagrial, Ahmad Elrafhi, Mohamad Nassereddine
Publikováno v:
MATEC Web of Conferences, Vol 171, p 01001 (2018)
Nowadays, a strong link exists between human comfort and electrical power. Abundant doings are not possible without the support of the electrical energy. Driven by the human obligation to save the environment, the installation of PV solar system incr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bcf77fedbe3b4ed201c99fedf2f50708
https://doaj.org/article/5349ad75340649a887460f0488e6781a
https://doaj.org/article/5349ad75340649a887460f0488e6781a
Publikováno v:
ICM
Two kinds of RF power combiner are studied. Matched Wilkinson combiner shows very good linearity but low power efficiency. Unmatched Wilkinson combiner used at the output of class-B amplifiers can be optimized in order to obtain the same good lineari
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ca8b031aa2a00141c6d940d920c59ec2
https://doi.org/10.1109/icm.2017.8268839
https://doi.org/10.1109/icm.2017.8268839
Publikováno v:
2017 Sensors Networks Smart and Emerging Technologies (SENSET).
Two kinds of RF power combiner are studied. Matched Wilkinson combiner shows very good linearity but low power efficiency. Unmatched Wilkinson combiner used at the output of class-B amplifiers can be optimized in order to obtain the same good lineari
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b7a3b0db6dbd1f4c9828c47959bb153f
https://doi.org/10.1109/senset.2017.8125039
https://doi.org/10.1109/senset.2017.8125039
Publikováno v:
EPEC 2016-IEEE Electrical Power and Energy Conference
EPEC 2016-IEEE Electrical Power and Energy Conference, Oct 2016, Ottawa, Canada
EPEC 2016-IEEE Electrical Power and Energy Conference, Oct 2016, Ottawa, Canada
International audience; In this paper, a centralized model predictive control (MPC) is applied on a group of interconnected microgrids (MGs) with the main grid. The objective is to maximize the benefits for all the elements constituting the MGs in ad
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::37c4b577b3c0d5245828bbae71fc836f
https://hal.archives-ouvertes.fr/hal-01385578/document
https://hal.archives-ouvertes.fr/hal-01385578/document
Publikováno v:
International Conference on Renewable Energies for Developing countries (REDEC 2016)
International Conference on Renewable Energies for Developing countries (REDEC 2016), Jul 2016, Beyrouth, Lebanon. ⟨10.1109/REDEC.2016.7577549⟩
International Conference on Renewable Energies for Developing countries (REDEC 2016), Jul 2016, Beyrouth, Lebanon. ⟨10.1109/REDEC.2016.7577549⟩
In this paper, an optimization algorithm has been applied on a group of interconnected microgrids with the main grid. The objective is to maximize the benefits for all the elements of the grid. Results have shown the performance of the proposed algor
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::370cc66aa34644567e1805e63ada2a12
https://hal.archives-ouvertes.fr/hal-01323250
https://hal.archives-ouvertes.fr/hal-01323250
Autor:
Mahmood H Nagrial, Ali Hellany, Khaled Hajar, Jamal Rizk, Mohamad Nassereddine, Ziad Obeid, Ahmad Elrafhi
Publikováno v:
International Conference on Renewable Energies for Developing countries (REDEC 2016)
International Conference on Renewable Energies for Developing countries (REDEC 2016), Jul 2016, Zouk Mosbeh, Lebanon
International Conference on Renewable Energies for Developing countries (REDEC 2016), Jul 2016, Zouk Mosbeh, Lebanon
International audience; Electrical power energy forms an indispensable part of human comfort. Numerous activities would have been impossible without the aid of electricity. The introduction of the PV solar system introduces additional challenges to e
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::341324db63d25503cfdd2ccec46f623c
https://hal.archives-ouvertes.fr/hal-01334817
https://hal.archives-ouvertes.fr/hal-01334817