Zobrazeno 1 - 10
of 86
pro vyhledávání: '"Yanfeng Xing"'
Publikováno v:
World Electric Vehicle Journal, Vol 15, Iss 8, p 358 (2024)
The sealing technology of proton exchange membrane fuel cells (PEMFCs) is a critical factor in ensuring their performance, impacting driving safety and range efficiency. To guarantee the safe operation of PEMFCs in complex environments, it is essenti
Externí odkaz:
https://doaj.org/article/4c60b0ff8d1a4493b433992ed20b249f
Publikováno v:
Atmosphere, Vol 14, Iss 10, p 1526 (2023)
The escalating ambient ozone (O3) pollution in China has garnered significant attention, necessitating an intensified focus on O3 pollution control and the coordinated management of PM2.5 and O3. This study reviews and analyzes the spatiotemporal cha
Externí odkaz:
https://doaj.org/article/6740f1440597404781282d0e63f7ccdc
Publikováno v:
Energies, Vol 16, Iss 18, p 6487 (2023)
The distribution of contact pressure on the Membrane Electrode Assembly (MEA) significantly affects the performance of a Proton Exchange Membrane Fuel Cell (PEMFC). This paper establishes a PEM fuel cell model to investigate the impact of bolt load a
Externí odkaz:
https://doaj.org/article/7705367e4e654d03a50f43b3f45c6fcb
Publikováno v:
Energies, Vol 16, Iss 14, p 5475 (2023)
Addressing the leakage rate prediction problem of the PEMFC sealing system is of great importance for its stable operation. The leakage calculation method of the PEMFC sealing system is proposed based on thermal coupling. The parallel plate leakage m
Externí odkaz:
https://doaj.org/article/b743669d1632403296458d739e1c3d34
Publikováno v:
Machines, Vol 11, Iss 6, p 603 (2023)
Variation prediction and quality control for complex-shaped workpieces in automotive and aerospace fields with multi-stage machining processes have drawn significant attention because of the widespread application and increasing diversity of these ki
Externí odkaz:
https://doaj.org/article/09b989666ea34879abb1d1c95f4ff5bc
Publikováno v:
Frattura ed Integrità Strutturale, Vol 14, Iss 53, Pp 325-336 (2020)
Welding deformation affects the quality of the welded parts. In this paper, by introducing improved back propagation neural network (BPNN), a cold metal transfer (CMT) welding deformation prediction model for aluminum-steel hybrid sheets is establish
Externí odkaz:
https://doaj.org/article/332d5dc64ad446f8973778a1c47af0f4
Repair Method of Data Loss in Weld Surface Defect Detection Based on Light Intensity and 3D Geometry
Publikováno v:
IEEE Access, Vol 8, Pp 205814-205820 (2020)
Weld surface quality inspection is an indispensable part in the welding automation engineering. When Laser Triangulation Method (LTM) is used to scan the weld surface, external factors will interfere with the laser center line, resulting in data loss
Externí odkaz:
https://doaj.org/article/af0ba4063d7548389f045f6609c511f6
Publikováno v:
Medžiagotyra, Vol 25, Iss 2, Pp 207-213 (2019)
In this paper, cold metal transfer (CMT) plug welding of aluminum AA6061-T6-to-galvanized DP590 steel is studied using AlSi-5 welding wire as filler material. The influence of wire feeding speed on welding quality is one of the research emphases. Fir
Externí odkaz:
https://doaj.org/article/094afb1d82474b1e839dd9f0a88e5f74
Publikováno v:
Materials, Vol 15, Iss 15, p 5168 (2022)
Wire and arc additive manufacturing (WAAM) is a competitive technique, which enables the fabrication of medium and large metallic components. However, due to the presence of coarse columnar grains in the additively manufactured parts, the resultant m
Externí odkaz:
https://doaj.org/article/6839d2a675a84d4584517ced23a716d9
Publikováno v:
Advances in Materials Science and Engineering, Vol 2021 (2021)
Due to its high efficiency, cold metal transfer (CMT) arc additive manufacturing presents considerable potential in the aluminium alloy additive manufacturing industry. However, during CMT arc additive manufacturing, the surrounding air environment p
Externí odkaz:
https://doaj.org/article/8cf254e3ac76488a87fd62deeda046ec