Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Nicolae Balc"'
Autor:
Ioan Alexandru Popan, Vlad I. Bocăneț, Selver Softic, Alina Ioana Popan, Nicolae Panc, Nicolae Balc
Publikováno v:
Applied Sciences, Vol 14, Iss 18, p 8512 (2024)
This study introduces an artificial neural network (ANN) model for optimizing process parameters to reduce the chances of delamination in carbon fiber-reinforced polymer (CFRP) materials during abrasive water jet (AWJ) piercing. AWJ is a proper metho
Externí odkaz:
https://doaj.org/article/929de2e0c1c04302bf91897cb957978f
Publikováno v:
Journal of Manufacturing and Materials Processing, Vol 8, Iss 4, p 166 (2024)
The thermal conductivity of components manufactured using Laser Powder Bed Fusion (LPBF), also called Selective Laser Melting (SLM), plays an important role in their processing. Not only does a reduced thermal conductivity cause residual stresses dur
Externí odkaz:
https://doaj.org/article/07529fdf08d743b1b546ef3f5bdae6a7
Publikováno v:
Polymers, Vol 15, Iss 21, p 4293 (2023)
Traditional vulcanization mold manufacturing is complex, costly, and under pressure due to shorter product lifecycles and diverse variations. Additive manufacturing using Fused Filament Fabrication and high-performance polymers like PEEK offer a prom
Externí odkaz:
https://doaj.org/article/cec07df491a4477f89b995168616d2d4
Autor:
Mircea Rusu, Nicolae Balc, Marioara Moldovan, Stanca Cuc, Ioan Petean, Cosmin Cosma, Dan Leordean
Publikováno v:
Polymers, Vol 15, Iss 23, p 4591 (2023)
Polyethylene terephthalate (PET) recycling is one of the most important environmental issues, assuring a cleaner environment and reducing the carbon footprint of technological products, taking into account the quantities used year by year. The recycl
Externí odkaz:
https://doaj.org/article/6edc6ca6072b4c93b52ebdfd89d317f8
Autor:
Anca Stanciu Birlescu, Nicolae Balc
Publikováno v:
Applied Sciences, Vol 13, Iss 20, p 11187 (2023)
It is well established that the introduction of additive manufacturing in various domains has produced significant technological leaps due to the advantages over other manufacturing techniques. Furthermore, additive manufacturing allows the design of
Externí odkaz:
https://doaj.org/article/e96438cefb234ccf9d519f29c778fd21
Autor:
Sergiu Pascu, Nicolae Balc
Publikováno v:
Polymers, Vol 15, Iss 17, p 3610 (2023)
This paper presents a new method of process parameter optimization, adequate for 3D printing of PLA (Polylactic Acid) components. The authors developed a new piece of Hybrid Manufacturing Equipment (HME), suitable for producing complex parts made fro
Externí odkaz:
https://doaj.org/article/cc096dd34f7145a69b7c2b2724a80761
Autor:
Ioan Alexandru Popan, Cosmin Cosma, Alina Ioana Popan, Nicolae Panc, Daniel Filip, Nicolae Balc
Publikováno v:
Machines, Vol 11, Iss 8, p 800 (2023)
This paper presents a solution aimed at enhancing the accuracy of abrasive waterjet cutting (AWJC) for the processing of carbon-fiber-reinforced polymers (CFRP). Processing CFRP with high accuracy and good surface quality in a short processing time i
Externí odkaz:
https://doaj.org/article/dfdebd0ce38f4acbaf6bcc2e81fc369e
Autor:
Cosmin Cosma, Dragos Apostu, Cristian Vilau, Alexandru Popan, Daniel Oltean-Dan, Nicolae Balc, Gheorghe Tomoaie, Horea Benea
Publikováno v:
Materials, Vol 16, Iss 7, p 2546 (2023)
Lesions of the articular cartilage are frequent in all age populations and lead to functional impairment. Multiple surgical techniques have failed to provide an effective method for cartilage repair. The aim of our research was to evaluate the effect
Externí odkaz:
https://doaj.org/article/56b7e8bf97b74f18adc978cbaf273d4f
Publikováno v:
Journal of Manufacturing and Materials Processing, Vol 6, Iss 5, p 93 (2022)
In times of short product life cycles, additive manufacturing and rapid tooling are important methods to make tool development and manufacturing more efficient. High-performance polymers are the key to mold production for prototypes and small series.
Externí odkaz:
https://doaj.org/article/80e0914fdf43473399be71fcf1524944
Autor:
Cosmin Cosma, Christina Teusan, Peter Gogola, Mihaela Simion, Zuzana Gabalcova, Adrian Trif, Petru Berce, Nicolae Balc
Publikováno v:
Metals, Vol 12, Iss 6, p 965 (2022)
Recent advances in laser technologies offer significant flexibility in the additive manufacturing domain. Extensive work was focused on material processing using laser-directed energy deposition for repairing parts. This pilot study investigated the
Externí odkaz:
https://doaj.org/article/853507790a0349db97e7b873c5ba7799