Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Ivan Denev"'
Publikováno v:
Polityka Energetyczna – Energy Policy Journal. 25:21-34
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9a29659cdd741af6749f356f153a7df0
https://doi.org/10.33223/epj/152805
https://doi.org/10.33223/epj/152805
Autor:
Rositsa Velichkova, Detelin Markov, Iskra Simova, Martin Pushkarov, Radostina Angelova, Ivan Denev
Publikováno v:
2022 International Conference on Communications, Information, Electronic and Energy Systems (CIEES).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f746518db1f3a9cf79a9e55cab7a496d
https://doi.org/10.1109/ciees55704.2022.9990674
https://doi.org/10.1109/ciees55704.2022.9990674
Autor:
Rositsa Velichkova, Iskra Simova, Martin Pushkarov, Ivan Denev, Detelin Markov, Ivan Ivanov, Radostina Angelova
Publikováno v:
2022 8th International Conference on Energy Efficiency and Agricultural Engineering (EE&AE).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7ceeab1ba86869d9ac143a0c4a7e7bac
https://doi.org/10.1109/eeae53789.2022.9831340
https://doi.org/10.1109/eeae53789.2022.9831340
Autor:
Detelin Markov, Iskra Simova, Rositsa Velichkova, Ivan Denev, Martin Pushkarov, Radostina A. Angelova, Peter Stankov
Publikováno v:
2021 6th International Symposium on Environment-Friendly Energies and Applications (EFEA).
Renewable energy, stored in the oceans, is in the form of heat, kinetic energy, chemical energy, and biological energy. Similar to the other sources of renewable energy, the dynamics of the oceans is an ideal energy resource. The aim of our study is
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5726329328be07e3217996f65b101c7e
https://doi.org/10.1109/efea49713.2021.9406234
https://doi.org/10.1109/efea49713.2021.9406234
Publikováno v:
2021 6th International Symposium on Environment-Friendly Energies and Applications (EFEA).
This article is the first part of a study of the possibilities for cooling a livestock farm using an absorption refrigeration machine running on biogas. Here will be given results regarding the experimental system and the obtained speed and temperatu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4501a78dacdde731398bcc2839843a29
https://doi.org/10.1109/efea49713.2021.9406239
https://doi.org/10.1109/efea49713.2021.9406239
Autor:
Martin Pushkarov, Rositsa Velichkova, Radostina Angelova, Detelin Markov, Peter Stankov, Ivan Denev, Iskra Simova
Publikováno v:
Proceedings of the 1st International Joint Conference on Energy and Environmental Engineering.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1911218874164277778dc66ebb68104a
https://doi.org/10.5220/0011358400003355
https://doi.org/10.5220/0011358400003355
Autor:
Rositsa Velichkova, Wandong Zheng, Detelin Markov, Iskra Simova, Ivan Ivanov, Ivan Denev, Martin Pushkarov
Publikováno v:
IOP Conference Series: Earth and Environmental Science. 1006:012004
In both industrialized and developing countries, soil loss and degradation are observed at unprecedented rates and profound implications for soil ecosystem properties. In many regions, loss of soil productivity occurs despite the intensive use of agr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::407c57a8839659028209ffa0fe956b9e
https://doi.org/10.1088/1755-1315/1006/1/012004
https://doi.org/10.1088/1755-1315/1006/1/012004
Autor:
Peter Stankov, Martin Pushkarov, Detelin Markov, R A Angelova, Ivan Denev, Rositsa Velichkova, Iskra Simova
Publikováno v:
IOP Conference Series: Materials Science and Engineering. 1032:012030
Wave energy from seas and oceans is among the most promising and abundant energy sources on the Earth. There are different designs of conversion systems for the utilization of the wave energy, resulting from the different ways of the wave energy abso
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::31a4997e5ce419f8f3b0fb3dc238aa32
https://doi.org/10.1088/1757-899x/1032/1/012030
https://doi.org/10.1088/1757-899x/1032/1/012030
Publikováno v:
Key Engineering Materials
Key Engineering Materials, Trans Tech Publications, 2015, 644, pp.129-132. ⟨10.4028/www.scientific.net/KEM.644.129⟩
Key Engineering Materials, Trans Tech Publications, 2015, 644, pp.129-132. ⟨10.4028/www.scientific.net/KEM.644.129⟩
Intermetallic (Cu-Sn) nanoparticles are synthesized through a borohydride reduction with NaBH4 in a mixture of aqueous solutions of CuCl2.2H2O and SnCl2.2H2O at mass ratio Cu:Sn = 3:2 applying a template technique with a support such as carbon foam.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ebe9ea03360926b3c7efb78db1fb3f35
https://hal.archives-ouvertes.fr/hal-02458496
https://hal.archives-ouvertes.fr/hal-02458496
Publikováno v:
Proceedings of the 4M/ICOMM2015 Conference.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b4cd044758b083e94077cf9f12c83258
https://doi.org/10.3850/978-981-09-4609-8_098
https://doi.org/10.3850/978-981-09-4609-8_098