Zobrazeno 1 - 10
of 112
pro vyhledávání: '"Florin CIOFU"'
Autor:
Marius BIBU, Florin CIOFU
Publikováno v:
Fiabilitate şi Durabilitate, Vol 14, Iss 2, Pp 22-27 (2021)
The paper presents aspects concerning the appreciation of the protection through special paints based on copper powders used against plasma nitriding. First of all the choice of copper is motivated as an important metallic component of protecting p
Externí odkaz:
https://doaj.org/article/d2fae258cfc34b92ad52371f19558d2b
Autor:
Marius BIBU, Florin CIOFU
Publikováno v:
Fiabilitate şi Durabilitate, Vol 14, Iss 2, Pp 28-33 (2021)
As a result of the investigations concerning the elaboration of efficient technologies for local protection of metallic pieces with isolated coats against plasma nitriding, two variants of special paints were elaborated. Those are based on lamella
Externí odkaz:
https://doaj.org/article/0eebf97e145a4ef28320d526df960ba8
Autor:
Florin CIOFU, Alin NIOAŢĂ
Publikováno v:
Fiabilitate şi Durabilitate, Vol 14, Iss 1, Pp 44-49 (2021)
This paper presents research on the non-removable assembly by cold plastic welding of parts made of materials of different nature. In this sense, cylindrical samples were made of S235 which were assembled by pressing with aluminum intermediate plat
Externí odkaz:
https://doaj.org/article/647a1c9df31c4917b2b272afda21a21f
Autor:
Alin NIOAŢĂ, Florin CIOFU
Publikováno v:
Fiabilitate şi Durabilitate, Vol 14, Iss 1, Pp 56-59 (2021)
The processing time represents the duration of the process of processing and one of the indicatives which characterizes the productivity of processing. In this paper, in order to establish the mathematic pattern of the dependence between the proces
Externí odkaz:
https://doaj.org/article/95463c4fbcae4ef290df43b1077d2240
Autor:
Florin CIOFU
Publikováno v:
Fiabilitate şi Durabilitate, Vol 14, Iss 1, Pp 97-104 (2021)
The burning of fossil fuels for energy purposes causes pollution of all environmental factors. If water and soil pollution is practically as significant both in the process of burning fuels and in the process of extraction and transport, air pollut
Externí odkaz:
https://doaj.org/article/fdac6ea128404f4f8e1e9032adaaf937
Autor:
Alin NIOAŢĂ, Florin CIOFU
Publikováno v:
Fiabilitate şi Durabilitate, Vol 13, Iss 2, Pp 34-40 (2020)
The proceedings of the processing through erosion allow the processing of materials irrespective of their durability without a significant effort between the tool and the machine part, irrespective of the complexity of the geometrical form. The pro
Externí odkaz:
https://doaj.org/article/33ffe93e47494320a8e101f0eb3589f5
Autor:
Florin CIOFU, Alin NIOAŢĂ
Publikováno v:
Fiabilitate şi Durabilitate, Vol 13, Iss 2, Pp 30-33 (2020)
The paper presents some theoretical and experimental aspects about sustainable growth in the surface layer, obtained by electrical discharge pulses. Thus increase occurs due to the thermal effect at pulsed discharges. The area of the material under
Externí odkaz:
https://doaj.org/article/2e7e6a7d679e4b3088436919d5809534
Autor:
Marius BIBU, Florin CIOFU
Publikováno v:
Journal of Research and Innovation for Sustainable Society, Vol 13, Iss 1, Pp 19-27 (2020)
Unconventional materials such as composite, ceramic and mineral materials can be used, along with other technical materials, in various fields of technology. The most diverse processes and technologies can be applied to them in order to obtain fini
Externí odkaz:
https://doaj.org/article/ab42cb1a3e7642bfbb98cf1015b4b2b3
Autor:
Florin CIOFU
Publikováno v:
Journal of Research and Innovation for Sustainable Society, Vol 13, Iss 1, Pp 78-87 (2020)
The design activity using the CATIA program often encounters situations in which parts families must be created. They usually have the same constructive shape, but differ in size. Also, in the design of the assemblies it is useful to create dimensi
Externí odkaz:
https://doaj.org/article/644f503a48e541588a385fd626b6def6
Autor:
Florin CIOFU, Marius BIBU
Publikováno v:
Journal of Research and Innovation for Sustainable Society, Vol 13, Iss 1, Pp 88-93 (2020)
The finit elements method is a procedure of solving a large variety of engeneering problems with the assistance of the computer. In this paper we will analyze the way in which the heat distribution is made in the contact area between the part and t
Externí odkaz:
https://doaj.org/article/eb60cd1c8cad47039138a17840e0c81a