Zobrazeno 1 - 10
of 22
pro vyhledávání: '"G.E. Ahmad"'
Publikováno v:
Proceeding of Proceedings of Symposium on Energy Engineering in the 21st Century (SEE2000) Volume I-IV.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d06d346c90d4bd5ee5ad351a840e062a
https://doi.org/10.1615/see2000.910
https://doi.org/10.1615/see2000.910
Autor:
G.E. Ahmad, E. T. El Shenawy
Publikováno v:
Renewable Energy. 31:1043-1054
Hydrogen, which can be produced by water electrolysis, can play an important role as an alternative to conventional fuels. It is regarded as a potential future energy carrier. Photovoltaic arrays can be used in supplying the water electrolysis system
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::96a936335c2420467f376b52fe39fdd0
https://doi.org/10.1016/j.renene.2005.05.018
https://doi.org/10.1016/j.renene.2005.05.018
Publikováno v:
Renewable Energy. 30:1257-1268
This paper presents a development and implementation of a PC-based maximum power point tracker (MPPT) for PV system using neural networks (NN). The system consists of a PV module via a MPPT supplying a dc motor that drives an air fan. The control alg
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::25b7bf9e724e0fef413976a07aa95d04
https://doi.org/10.1016/j.renene.2004.09.011
https://doi.org/10.1016/j.renene.2004.09.011
Publikováno v:
Energy Conversion and Management. 45:2441-2452
In the present study, the performance of mono-crystalline silicon type PV modules has been investigated theoretically at different tilt angles and orientations. The annual performance was predicted using a Fortran computer subprogram constructed base
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b24dbff27fcc4f5e91b5ec073cbc908f
https://doi.org/10.1016/j.enconman.2003.11.013
https://doi.org/10.1016/j.enconman.2003.11.013
Publikováno v:
Renewable Energy. 28:1159-1168
This paper introduces a theoretical analysis of the performance of photovoltaic modules under different meteorological conditions and design parameters. Based on the analysis, A FORTRAN computer sub-program has been constructed and connected to TRNSY
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d2508a022330e58de9c4ea19f1a68026
https://doi.org/10.1016/s0960-1481(02)00228-8
https://doi.org/10.1016/s0960-1481(02)00228-8
Autor:
J Schmid, G.E. Ahmad
Publikováno v:
Energy Conversion and Management. 43:2641-2649
Fresh water is the most important source for life on the earth. In the Egyptian deserts and rural areas, there is a shortage of fresh water in spite of the presence of large sources of brackish water. Solar energy is abundant in these remote areas of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::aa773a475917db3475fa5a4d50f43beb
https://doi.org/10.1016/s0196-8904(01)00189-3
https://doi.org/10.1016/s0196-8904(01)00189-3
Autor:
G.E. Ahmad
Publikováno v:
Renewable Energy. 26:379-390
In the development of energy sources in rural regions in Egypt at the brink of the 21st century, it is necessary to view the use of solar energy in all applications as one of the most promising new and renewable energy sources. This paper presents a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5c66165d4a95a0c4e7d4afaa95e61756
https://doi.org/10.1016/s0960-1481(01)00131-8
https://doi.org/10.1016/s0960-1481(01)00131-8
Autor:
G.E. Ahmad, H.M.S. Hussein
Publikováno v:
Energy Conversion and Management. 42:1327-1333
This paper presents a comparative experimental study on the performance of a PV module augmented by a south facing tilted plane reflector and another identical one without reflector. The tilt angles of the two PV modules and reflector and the reflect
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f7e3fa1243c8f29ae1621239d2843c26
https://doi.org/10.1016/s0196-8904(00)00139-4
https://doi.org/10.1016/s0196-8904(00)00139-4
Autor:
G.E. Ahmad, M.A. Mohamad
Publikováno v:
Energy Conversion and Management. 41:1293-1301
In Egypt, the average daily solar energy incident on a horizontal surface exceeds 5 kWh/m 2 /day and, also, there are many remote areas that are not covered by the electrical energy of the grid utility. So it was necessary to depend on solar energy i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::137232d62a48b30103f95026fe0db59c
https://doi.org/10.1016/s0196-8904(99)00171-5
https://doi.org/10.1016/s0196-8904(99)00171-5
Publikováno v:
Scopus-Elsevier
In the present study, the performance of mono-crystalline silicon type PV modules has been investigated theoretically at different tilt angles and orientations. The annual performance was predicted using a Fortran computer subprogram constructed base
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fe0cb281e8f61b3b35d755331a398ef6
https://doi.org/10.1109/iecec.2002.1392135
https://doi.org/10.1109/iecec.2002.1392135