Zobrazeno 1 - 10
of 33
pro vyhledávání: '"Evangelos Bellos"'
Autor:
Angeliki Kitsopoulou, Evangelos Bellos, Panagiotis Lykas, Christos Sammoutos, Michail Gr. Vrachopoulos, Christos Tzivanidis
Publikováno v:
Energies, Vol 16, Iss 22, p 7521 (2023)
Energy retrofit solutions that concern a building’s roof structure play a significant role in the enhancement of a building’s thermal behaviour. This study investigates the integration of phase change materials (PCMs) with cool coatings (CCs) or
Externí odkaz:
https://doaj.org/article/c733f96101114b70b1a6dc355e830dc6
Autor:
Christos Sammoutos, Angeliki Kitsopoulou, Panagiotis Lykas, Evangelos Bellos, Christos Tzivanidis
Publikováno v:
Applied System Innovation, Vol 6, Iss 4, p 71 (2023)
The exploitation of solar irradiation is a critical weapon for facing the energy crisis and critical environmental problems. One of the most emerging solar technologies is the use of solar towers (or central receiver systems) coupled with high-perfor
Externí odkaz:
https://doaj.org/article/0b89c479d3924bb1b5ea5b24accd3550
Publikováno v:
Applied System Innovation, Vol 6, Iss 2, p 43 (2023)
The exploitation of renewable energy sources in the building sector is a challenging aspect of achieving sustainability. The incorporation of a proper storage unit is a vital issue for managing properly renewable electricity production and so to avoi
Externí odkaz:
https://doaj.org/article/6c536cd2b8d4440d9702b6c9cce0f035
Autor:
Evangelos Bellos, Panagiotis Lykas, Dimitrios Tsimpoukis, Dimitrios N. Korres, Angeliki Kitsopoulou, Michail Gr. Vrachopoulos, Christos Tzivanidis
Publikováno v:
Applied Sciences, Vol 13, Iss 6, p 4066 (2023)
The goal of this investigation is the thorough analysis and optimization of a solar-assisted heat pump heating unit for covering the space heating demand for a building in Athens, Greece. The novelty of the studied system is the use of a high-tempera
Externí odkaz:
https://doaj.org/article/f0de2d277eee473a8f36de1b9e326d3a
Autor:
Evangelos Bellos, Dimitrios Tsimpoukis, Panagiotis Lykas, Angeliki Kitsopoulou, Dimitrios N. Korres, Michail Gr. Vrachopoulos, Christos Tzivanidis
Publikováno v:
Applied Sciences, Vol 13, Iss 4, p 2072 (2023)
High-temperature heat pumps consist of a promising choice for substituting conventional boilers and producing hot water with temperature levels in the range of 70–80 °C. The use of high-temperature heat pumps makes it possible to exploit the exist
Externí odkaz:
https://doaj.org/article/15e6385b9d3446c2af6993fda83b1a1d
Publikováno v:
Applied Sciences, Vol 12, Iss 24, p 12551 (2022)
An innovative parabolic trough concentrator coupled to a twin cavity receiver (PTC-TC) in evacuated tube conditions is investigated thermally and optically. The suggested design is compared with a PTC design with a flat receiver (PTC-F) in order to e
Externí odkaz:
https://doaj.org/article/02c4e5da74474ae5ba7989efdde2d162
Autor:
Panagiotis Lykas, Nikolaos Georgousis, Angeliki Kitsopoulou, Dimitrios N. Korres, Evangelos Bellos, Christos Tzivanidis
Publikováno v:
Applied Sciences, Vol 13, Iss 1, p 433 (2022)
Hydrogen has received increased attention in the last decades as a green energy carrier and a promising future fuel. The integration of hydrogen, as well as the development of cogeneration plants, makes the energy sector more eco-friendly, and sustai
Externí odkaz:
https://doaj.org/article/a9fc23384fd84d64a8fee968e8619e05
Autor:
Alireza Rafiei, Reyhaneh Loni, Mohammad Hossein Ahmadi, Gholamhassan Najafi, Evangelos Bellos, Fatemeh Rajaee, Ezzatollah Askari Asli‐Ardeh
Publikováno v:
Energy Science & Engineering, Vol 8, Iss 10, Pp 3544-3560 (2020)
Abstract In the present investigation, a solar parabolic trough concentrator (PTC) with a linear cavity was examined by using a developed numerical model. More specifically, a V‐shape cavity receiver was studied in this work as a new and alternativ
Externí odkaz:
https://doaj.org/article/82e5fccfae094051b96411b06f79a69b
Publikováno v:
Energies, Vol 15, Iss 22, p 8635 (2022)
The objective of this work is the integration of a linear cavity receiver in an asymmetric compound parabolic collector. Two different numerical models were developed; one for the conventional geometry and one for the cavity configuration. Both model
Externí odkaz:
https://doaj.org/article/bf825ef11c474778896e2f751cabdcb2
Publikováno v:
Applied Sciences, Vol 12, Iss 21, p 11134 (2022)
The aim of the present work is the analysis of a solar-driven unit that is located on the non-interconnected island of Kythnos, Greece, that can produce electricity and green hydrogen. More specifically, solar energy is exploited by parabolic trough
Externí odkaz:
https://doaj.org/article/5bd3456db0ff4ddb95cc2876140701be