User profiles for Apostolos Fysikopoulos

Apostolos Fysikopoulos

ELKEME - Hellenic Research Centre for Metals SA (Viohalco group of companies)
Verified email at elkeme.vionet.gr
Cited by 1002

Energy efficiency of manufacturing processes: a critical review

F Apostolos, P Alexios, P Georgios, S Panagiotis… - Procedia Cirp, 2013 - Elsevier
A critical review on the energy efficiency of important manufacturing processes is presented
in this study. Relevant conventional and non-conventional processes, utilized in the three …

On a generalized approach to manufacturing energy efficiency

A Fysikopoulos, G Pastras, T Alexopoulos… - … International Journal of …, 2014 - Springer
Energy efficiency has become a very significant factor, requiring its inclusion in the
manufacturing decision-making attributes. This paper proposes a generalized approach to …

Multi criteria assembly line design and configuration–An automotive case study

G Michalos, A Fysikopoulos, S Makris… - CIRP Journal of …, 2015 - Elsevier
The aim of this paper is to deal with a method that enables the user to design and configure
a production line against multiple-user defined criteria. Machine utilization, investment cost, …

Energy efficiency assessment of laser drilling process

F Apostolos, S Panagiotis, S Konstantinos, C George - Physics Procedia, 2012 - Elsevier
Laser machining is a thermal process with a relatively low energy efficiency, since the
material removal mechanism is mostly based either on melting or on vaporization. The laser …

A theoretical investigation on the potential energy savings by optimization of the robotic motion profiles

G Pastras, A Fysikopoulos, G Chryssolouris - Robotics and Computer …, 2019 - Elsevier
A theoretical investigation into the potential energy savings by the optimization of robot motion
acceleration profiles, has been presented. The investigation is restricted to motion profiles …

An approach to increase energy efficiency using shutdown and standby machine modes

A Fysikopoulos, G Pastras, A Vlachou… - Advances in Production …, 2014 - Springer
Energy efficiency constitutes a very significant factor that requires its inclusion in the manufacturing
decision making attributes developing a strategy to produce more with less. The idle …

An approach to modelling evaporation pulsed laser drilling and its energy efficiency

G Pastras, A Fysikopoulos, P Stavropoulos… - … International Journal of …, 2014 - Springer
Laser drilling is a thermal process with relatively low energy efficiency since the material
removal mechanism is mostly based either on melting or on vaporization. Aiming at the …

CO2 laser butt-welding of steel sandwich sheet composites

K Salonitis, P Stavropoulos, A Fysikopoulos… - … International Journal of …, 2013 - Springer
Steel sandwich sheets compared with conventional steel exhibit significant performance
improvements such as lower density, higher specific flexural stiffness, and better sound and …

A numerical approach to modeling keyhole laser welding

G Pastras, A Fysikopoulos, C Giannoulis… - … International Journal of …, 2015 - Springer
A numerical study of the laser welding process is presented. The numerical model is based
on a combination of the enthalpy method and the finite difference techniques applied to the …

A specific method for the life cycle inventory of machine tools and its demonstration with two manufacturing case studies

…, G Unamuno, A Olaizola, A Fysikopoulos… - Journal of cleaner …, 2014 - Elsevier
Traditionally, Life Cycle Assessment (LCA) methodologies include four stages to assess the
environmental impact of a product or process. These four stages are scope definition, life …