Zobrazeno 1 - 10
of 376
pro vyhledávání: '"high-pressure water jet"'
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 3025-3034 (2024)
To investigate the erosion mechanism and model of ultra-high pressure (200 MPa) water jet on grade–A marine steel with different curvatures. The ultra-high pressure water jet was induced by plunger pump. The dynamic strain was collected by dynamic
Externí odkaz:
https://doaj.org/article/d7771fd03d3a409daf01a25facb7bc7d
Publikováno v:
Buildings, Vol 14, Iss 7, p 2118 (2024)
In this paper, with the frequent occurrence of ship–bridge collision accidents as the context and the collision accident of the Lixinsha Bridge in China as the background, the scenario of a ship impacting a pier was simulated using ANSYS-FLUENT sof
Externí odkaz:
https://doaj.org/article/ba3af8dd47e74573b07ca3a3ccc7f8c6
Publikováno v:
Frontiers in Earth Science, Vol 12 (2024)
When the opening rate of the cutter head of tunnel boring machines is insufficient for the removal of excavated soil in a timely manner, the soil tends to accumulate in front of the cutter head and inside the earth or slurry chamber, leading to mud c
Externí odkaz:
https://doaj.org/article/b85a109c997748768dcae504b916cdd5
Autor:
Jaehyeon Ahn, Kaicheng Yan, Salim Abdullah Bazher, Jungkeun Oh, Daewon Seo, Su-gil Cho, Hyungwoo Kim
Publikováno v:
Journal of Marine Science and Engineering, Vol 12, Iss 7, p 1086 (2024)
Regular inspections and hull cleanings are essential to prevent bio-fouling on ships. However, traditional cleaning methods such as brush cleaning and high-pressure water-jet cleaning at docks are ineffective in cleaning niche areas like bow thruster
Externí odkaz:
https://doaj.org/article/acd381e4324c48ee8b0be53c28f3f520
Autor:
Koji Miura
Publikováno v:
Trauma Case Reports, Vol 46, Iss , Pp 100847- (2023)
The high-pressure water jet cutting method, which uses a high-pressure water stream to cut hard materials, is widely used because it does not generate sparks or dust. However, once the high-pressure water jet is accidentally fired at a human body, a
Externí odkaz:
https://doaj.org/article/9b66a0f7090c40e6b1349bbd01e2295b
Akademický článek
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Publikováno v:
Shipin yu jixie, Vol 39, Iss 2, Pp 81-86,169 (2023)
Objective： It solves the problems of large water consumption and poor cleaning effect existing in the traditional cleaning method of mussels. Methods： The geometric models of Axial fan-nozzle with different structural parameters were established
Externí odkaz:
https://doaj.org/article/58194962fd38469dbe6189591f412e7b
Publikováno v:
Meikuang Anquan, Vol 53, Iss 4, Pp 183-192 (2022)
The research on coal breaking mechanism by high-pressure water jet can provide theoretical basis for water jet equipment manufacturing and construction technology research. In this paper, based on the investigation of a large number of related litera
Externí odkaz:
https://doaj.org/article/54788c1266d641f0a8dd940d83141846
Publikováno v:
Frontiers in Earth Science, Vol 10 (2023)
In order to improve the digging efficiency of tunnel boring machine (TBM) in high-strength and highly abrasive formations, high-pressure water jet-assisted tunnel boring machine rock breaking technology has been developed and applied in steps. In thi
Externí odkaz:
https://doaj.org/article/29f02cc765db44fd86bc758516da09c7
Akademický článek
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