Zobrazeno 1 - 10
of 114
pro vyhledávání: '"Róbert Čep"'
Publikováno v:
Materials, Vol 16, Iss 4, p 1709 (2023)
This paper investigates the influence of cutting speed and flank wear on the depth profile of residual stresses, as well as the fraction of retained austenite after hard turning of quenched bearing steel 100Cr6. Residual stress and retained austenite
Externí odkaz:
https://doaj.org/article/19921249efea46fba9c138afccadd09c
Autor:
Mária Čilliková, Anna Mičietová, Róbert Čep, Martina Jacková, Peter Minárik, Miroslav Neslušan, Karel Kouřil
Publikováno v:
Materials, Vol 15, Iss 5, p 1718 (2022)
This paper investigates surface state after turning of the high tempered bearing steel 100Cr6 with a hardness of 40 HRC. White layer (WL) thickness and its microhardness, as well as surface roughness, are investigated as a function of tool flank wear
Externí odkaz:
https://doaj.org/article/c29a60e9c060461897f4d27b911973af
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-18 (2024)
Abstract This paper proposes development of optimized heterogeneous ensemble models for prediction of responses based on given sets of input parameters for wire electrical discharge machining (WEDM) processes, which have found immense applications in
Externí odkaz:
https://doaj.org/article/9a37bd8ba33049d0b92d930631293a22
Publikováno v:
eXPRESS Polymer Letters, Vol 18, Iss 10, Pp 1051-1062 (2024)
The paper deals with the influence of the brittleness of glass fibers on the selected performance properties of the fibrous polymer composite. Understanding the fatigue behavior of fiber-reinforced plastics is desirable for exploiting their features
Externí odkaz:
https://doaj.org/article/7b04077cbd7d4e37a0204ae03ccf7d72
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Monel K-500 is a high-performance superalloy composed of nickel and copper, renowned for its exceptional strength, hardness, and resistance to corrosion. To machine this material more precisely and accurately, Electrical Discharge Machining
Externí odkaz:
https://doaj.org/article/0b13fb3470a04508b4dc9983e0ee8902
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract The primary objective of this study is to investigate the microstructural, mechanical, and wear behaviour of AZ31/TiC surface composites fabricated through friction stir processing (FSP). TiC particles are reinforced onto the surface of AZ31
Externí odkaz:
https://doaj.org/article/4e3abf69ba624eea8699ffe50e95aa3b
Publikováno v:
International Journal of Computational Intelligence Systems, Vol 17, Iss 1, Pp 1-34 (2024)
Abstract In metaheuristic multi-objective optimization, the term effectiveness is used to describe the performance of a metaheuristic algorithm in achieving two main goals—converging its solutions towards the Pareto front and ensuring these solutio
Externí odkaz:
https://doaj.org/article/70901e808bde49e890d85579b28663a7
Autor:
Kanak Kalita, Janjhyam Venkata Naga Ramesh, Robert Čep, Pradeep Jangir, Sundaram B. Pandya, Ranjan Kumar Ghadai, Laith Abualigah
Publikováno v:
International Journal of Computational Intelligence Systems, Vol 17, Iss 1, Pp 1-33 (2024)
Abstract In this paper, a novel Many-Objective Whale Optimization Algorithm (MaOWOA) is proposed to overcome the challenges of large-scale many-objective optimization problems (LSMOPs) encountered in diverse fields such as engineering. Existing algor
Externí odkaz:
https://doaj.org/article/5d8840c8e0804d68aeaf309b0e22d79e
Autor:
G. Shanmugasundar, R. Manjunatha, Robert Cep, K. Logesh, Vikas Kaushik, S. Srinadh Raju, Muniyandy Elangovan
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
Oil and gas industries are facing a special dilemma when it comes to high-pressure, high-temperature (HPHT) drilling as the accurate forecasting of the drilling fluid density (DFD) is a vital factor for safe and efficient operations. Complicated rela
Externí odkaz:
https://doaj.org/article/40cb618d30494ecebd3fc31e2e9fe299
Publikováno v:
Frontiers in Built Environment, Vol 10 (2024)
Recent advancements in concrete technology focus more on increasing strength than durability. Concrete with good durability will withstand adverse conditions like frost, chloride penetration, sulfate assault, alkali-aggregate reaction, steel corrosio
Externí odkaz:
https://doaj.org/article/5a3c10f0b39a42b89a48b060ab65cca7