Zobrazeno 1 - 10
of 537
pro vyhledávání: '"H. Ghassemi"'
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 22-31 (2023)
The third generation of advanced high-strength steels (3G-AHSS) has been developed to provide high strength and high ductility, which attract automakers. To protect these materials from corrosion during service, these materials are typically coated w
Externí odkaz:
https://doaj.org/article/36e665cb413746409f6fb85dc77c3276
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 16, Iss 4, Pp 655-670 (2023)
This paper is presented to compare various wavy leading-edge protuberances on oscillating hydrofoil performance and power efficiency. The unsteady turbulent 3D flow simulations were carried out by using the StarCCM+ software. The 3D hydrofoil with a
Externí odkaz:
https://doaj.org/article/3053d2cc095740aebc5a1314ffc9ef0c
Autor:
D. Bhattacharya, L. Cho, J. Colburn, D. Smith, D. Marshall, E. van der Aa, A. Pichler, H. Ghassemi-Armaki, N. Pottore, K.O. Findley, J.G. Speer
Publikováno v:
Materials & Design, Vol 224, Iss , Pp 111356- (2022)
In this work, the influence of selected alloying variations on Zn-assisted liquid metal embrittlement (LME) susceptibility of Zn-coated advanced high strength steels (AHSS) is investigated. Cold-rolled AHSS alloys of different carbon (C), manganese (
Externí odkaz:
https://doaj.org/article/9ef7e83f93f146898169486337c410c7
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 13, Iss 2, Pp 549-559 (2020)
Ship harmonic motion is an important and practical characteristic in ship design and performance evaluation. The development and optimization of hull-form, ship’s dynamic effects, seakeeping performance, and motion control, all require the motion d
Externí odkaz:
https://doaj.org/article/b0947c071c384f3c94c8f7d5cb9c02c7
Publikováno v:
Materials Today Advances, Vol 13, Iss , Pp 100196- (2022)
Grain-boundary degradation via liquid-metal embrittlement (LME) is a prominent and long-standing failure process in next generation advanced high-strength steels. Here we reveal, well ahead of the crack tip, the presences of nano-scale grains of inte
Externí odkaz:
https://doaj.org/article/d406c13987804e548c4d307d47091575
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 11, Iss 3, Pp 679-688 (2018)
In recent years, marine transportation as well as land and air transportation has become in the centre of attention. There has been an attempt to reduce the drag exerted on vessels by various methods, such as rough surfaces and base bleed. Study of t
Externí odkaz:
https://doaj.org/article/0bf3760cc0434a6bb57c5c2d6b87945c
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 11, Iss 5, Pp 1427-1435 (2018)
Hydrodynamic stability of Dean flow is studied using two semi-analytical methods of differential transform method (DTM) and Homotopy perturbation method (HPM). These two methods are evaluated to examine the effectiveness and accuracy of the solution
Externí odkaz:
https://doaj.org/article/75f78bced2ed4bdbb392fddcdddfd4f8
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 11, Iss 1, Pp 241-256 (2018)
In the present paper, the energy gradient method is implemented to study the instability of 2-D laminar backward-facing step (BFS) flow under different Reynolds numbers and expansion ratios. For this purpose, six different Reynolds numbers (50 ≤ Re
Externí odkaz:
https://doaj.org/article/58506f8f96de4608a209fececc231768
Publikováno v:
International Journal of Applied Mechanics and Engineering, Vol 22, Iss 3, Pp 653-664 (2017)
In this paper, infrared radiation exiting plain surfaces with different geometries is numerically simulated. Surfaces under consideration are assumed to have steady uniform heat generation inside. Moreover, the boundaries of the surfaces are consider
Externí odkaz:
https://doaj.org/article/24786c5f117e41298fe817759d96903e
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