Results 11 to 20 of about 471,154 (245)

Arc pressure and weld metal fluid flow whilst using alternating shielding gases Part 1 : arc pressure measurement [PDF]

open access: yes, 2013
As part of an ongoing process to fully evaluate the effects of an alternating shielding gas supply on gas shielded welding processes, a comparison between the arc pressures generated using argon, helium, alternating shielding gases and pulsed GTAW has ...
Campbell, Stuart   +2 more
core   +4 more sources

MIG gas shielding : Economic savings without detriment to quality [PDF]

open access: yes, 2011
Over the years a number of claims have been made related to potential savings of the shielding gas used in the MIG process. A number of work streams have been set up to consider such areas from a technical and economic standpoint. The use of small helium
Gillies, Andrew   +6 more
core   +4 more sources

GMAW shielding gas flow optimisation by refinement of nozzle geometry [PDF]

open access: yes, 2013
With an ongoing demand to improve the efficiency of the gas metal arc welding process, steps are being taken to reduce the shielding gas consumption. However, sufficient shielding gas coverage of the weld region is essential for the generation of high ...
S.W. Campbell   +5 more
core   +4 more sources

Mitigation of Electro Magnetic Interference by Using C-Shaped Composite Cylindrical Device

open access: yesApplied Sciences, 2022
The extremely low-frequency (ELF) and its corresponding electromagnetic field influences the yield of CMOS processes in the foundry, especially for high-end equipment such as scanning electron microscopy (SEM) systems, transmission electron microscopy ...
Yu-Lin Song   +3 more
doaj   +1 more source

Electromagnetic Field Analysis and Shielding Method of Underground Variable Frequency Power Cable

open access: yesAdvances in Civil Engineering, 2022
The transmission and radiation of underground variable frequency electromagnetic waves will seriously interfere with the operation of the power cable and its surrounding environment.
Jianwei Zhang, Zhuojing Yang
doaj   +1 more source

Lightweight high-performance carbon-polymer nanocomposites for electromagnetic interference shielding

open access: yes, 2021
Electromagnetic interference has become a serious pollution concern in modern society, which has significantly driven the development of lightweight electromagnetic interference shielding materials based on porous carbon/polymer nanocomposites. This work
Jiang, Yue   +4 more
core   +1 more source

Experimental study on environmental adaptability of ship electromagnetic shielding coating

open access: yesZhongguo Jianchuan Yanjiu, 2020
[Objectives] In order to improve the environmental adaptability of ship electromagnetic shielding coating, a theoretical and experimetal study is performed.[Methods] first, through the theoretical analysis of electromagnetic shielding technology,a method
ZHAO Jinpeng
doaj   +1 more source

Evaluation of the wearing comfort properties for winter used electromagnetic interference shielding sandwich materials

open access: yesJournal of Industrial Textiles, 2023
This paper investigates the electromagnetic interference shielding effect and wearing comfort properties of a sandwich material consisting of a surface layer, an electromagnetic interference shielding layer, a thermal insulation layer, and a lining layer.
Dan Wang   +3 more
doaj   +1 more source

Optimization of electromagnetic shielding of three-dimensional orthogonal woven hybrid fabrics in ku band frequency region by response surface methodology

open access: yesJournal of Industrial Textiles, 2022
Electromagnetic shielding (EMS) has become the necessity of the present era due to enormous expansion in electronic devices accountable to emit electromagnetic radiation.
Mukesh Kumar Singh   +3 more
doaj   +1 more source

Recent progress on graphene-based materials for electromagnetic interference shielding applications

open access: yesCailiao gongcheng, 2020
The rise of the era of 5G wireless technology and development of flexible electronic devices have highlighted the key role of electromagnetic shielding materials for national defense and civil use.
QIAN Wei, HE Da-ping, LI Bao-wen
doaj   +1 more source

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