Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Irene Koronaki"'
Autor:
Sotirios Artsitas, Dimitrios Artsitas, Irene Koronaki, Konstantinos G. Toutouzas, George C. Zografos
Publikováno v:
Beni-Suef University Journal of Basic and Applied Sciences, Vol 12, Iss 1, Pp 1-39 (2023)
Abstract Background The primary objective of this study involves the formulation of a novel variable, derived from initial data related to ischemia duration and operative time in partial nephrectomies. The aim was to determine the proportion of ische
Externí odkaz:
https://doaj.org/article/56e7f2e1565847268ec312a79737db46
Autor:
Sotirios Artsitas, Dimitrios Artsitas, Ioanna Segkou, Irene Koronaki, Konstantinos G. Toutouzas, George C. Zografos
Publikováno v:
Bulletin of the National Research Centre, Vol 47, Iss 1, Pp 1-22 (2023)
Abstract Background The incidence of mild postoperative complications has been shown to be strongly associated with the beneficial effects provided through minimally invasive surgery. The main objective of the present study was to compare robotic and
Externí odkaz:
https://doaj.org/article/cbb7e57bd5694421a16470480c561ee9
Publikováno v:
Energies, Vol 17, Iss 3, p 576 (2024)
This study examined the performance of a concentrating solar collector with an asymmetric reflector. Two receivers were investigated, differing in the presence of photovoltaic cells. The first one was equipped with cells on both sides while the other
Externí odkaz:
https://doaj.org/article/4b18595a160746cf8b39a1b2a5963050
Autor:
George Antoneas, Irene Koronaki
Publikováno v:
Energies, Vol 17, Iss 2, p 294 (2024)
The utilization of geological formations, distinguished by natural porosity and permeability and protected by low-permeability caprock, has emerged as an effective strategy for carbon dioxide (CO2) storage. This method significantly contributes to mi
Externí odkaz:
https://doaj.org/article/d0019cb6083f45c1b143b1cc7366014b
Publikováno v:
International Journal of Sustainable Energy, Vol 41, Iss 1, Pp 1-11 (2022)
The effect of specific design characteristics of the SRTA collector are discussed, such as the absorber diameter, the absorber length and the optical error from the tracking mechanism. It is found that the reduction of the absorber’s length by 29.6
Externí odkaz:
https://doaj.org/article/ed756291d5794e67aa172e6c59d00d6d
Publikováno v:
Applied Sciences, Vol 13, Iss 19, p 10669 (2023)
The specific work presents an optical and thermal investigation of a hybrid thermo-photovoltaic solar collector with an asymmetrical compound parabolic mirror. Such collectors offer an innovative and sustainable approach to address both the thermal a
Externí odkaz:
https://doaj.org/article/b1987430d2de4c3d80ee168648a0ecd8
Publikováno v:
Energies, Vol 16, Iss 19, p 6815 (2023)
Three distinct thermodynamic analysis models are developed and applied to a renowned cryogenic engine (PPG-102), namely the isothermal model, the ideal Schmidt model, and the ideal adiabatic model. Through a comparative analysis, the theoretical outc
Externí odkaz:
https://doaj.org/article/9193667a202c49cc870f18cbb1f88906
Publikováno v:
Energies, Vol 16, Iss 18, p 6518 (2023)
This paper presents a parametric analysis of a β-type Stirling engine, focusing on the impact of various rotational speeds. The investigation employs a three-dimensional computational fluid analysis model. The study places emphasis on monitoring and
Externí odkaz:
https://doaj.org/article/34d40abbf3224b7fb61bd36c2888458c
Publikováno v:
Energies, Vol 16, Iss 5, p 2291 (2023)
University buildings have high energy requirements due to their size, numerous users, and activities, which considerably contribute to environmental contamination. Implementing energy-saving solutions in these structures has a favorable influence on
Externí odkaz:
https://doaj.org/article/3362c03b32d1487f9200902f916072c0
Autor:
Panteleimon Tzouganakis, Christos Kalligeros, Christos Papalexis, Irene Koronaki, Georgios Antonakos, Vasilios Spitas
Publikováno v:
International Journal of Engine Research. 24:2739-2760
A novel numerical second order transient thermal model for beta-type Stirling engines (TTMS) was developed taking into account the transient heat transfer between the engine cylinder walls and pistons and the working gas in the expansion and compress