[PDF][PDF] 电磁成形中电磁技术问题研究进展

邱立, 李彦涛, 苏攀, 熊奇, 李亮 - 电工技术学报, 2019 - dgjsxb.ces-transaction.com
摘要电磁成形是一种高速率脉冲成形技术, 因其能大幅改善金属材料成形性能而得到广泛关注,
其研究主要涉及材料科学与电磁技术两大问题. 纵观其发展历史, 电磁成形材料科学问题得到 …

[PDF][PDF] 2011 年以来电磁成形研究进展

熊奇, 唐红涛, 王沐雪, 黄浩, 江进波, 邱立 - 高电压技术, 2019 - researchgate.net
电磁脉冲成形是一种利用洛伦兹力驱动金属材料发生高速变形的先进制造技术, 它诞生于20
世纪60 年代, 潜力巨大却一直被低估. 为此系统介绍了电磁成形理论研究, 仿真模拟, 装备设计 …

Investigation of the Lorentz-force-driven sheet metal stamping process for cylindrical cup forming

Q Cao, L Du, Z Li, Z Lai, Z Li, M Chen, X Li, S Xu… - Journal of Materials …, 2019 - Elsevier
A new dynamic forming method denoted as Lorentz-force-driven (LFD) sheet metal
stamping was proposed in this work, which has been applied to cylindrical cup forming. A …

Electromagnetic forming of aluminum alloy sheet metal utilizing a low-frequency discharge: A new method for attractive forming

S Ouyang, C Li, L Du, X Li, Z Lai, T Peng, X Han… - Journal of Materials …, 2021 - Elsevier
In existing electromagnetic sheet metal forming processes, the sheet metal is typically
deformed away from the coil under repulsive Lorentz forces. This deformation mode makes it …

[PDF][PDF] 双线圈吸引式板件电磁成形过程中的涡流竞争问题

熊奇, 杨猛, 周丽君, 宋先祺, 李哲 - 电工技术学报, 2021 - dgjsxb.ces-transaction.com
摘要电磁成形是利用脉冲电磁力实现轻质合金快速塑性成形的一种高能率加工技术,
可显著提高材料的成形极限并改善成形性能. 吸引式电磁成形则是其中的一种独特应用 …

Investigation of the electromagnetic attractive forming utilizing a dual-coil system for tube bulging

S Ouyang, X Li, C Li, L Du, T Peng, X Han, L Li… - Journal of Manufacturing …, 2020 - Elsevier
The electromagnetic force between the tube and the coil is generally dominated by repulsive
Lorentz force in the existing electromagnetic tube forming systems. In these cases, the coil …

Analysis of the effect of an electrically conductive die on electromagnetic sheet metal forming process using the finite element-circuit coupled method

Q Cao, Z Li, Z Lai, Z Li, X Han, L Li - The International Journal of Advanced …, 2019 - Springer
Accurate calculation of electromagnetic parameters in electromagnetic forming (EMF)
process is crucial for predicting the deformation behavior of metallic workpieces. Previous …

Design and implementation of tube bulging by an attractive electromagnetic force

Q Xiong, H Tang, M Wang, H Huang, L Qiu, K Yu… - Journal of Materials …, 2019 - Elsevier
The application of an attractive electromagnetic force for small tube bulge forming is a
meaningful but challenging issue because it is almost impossible to do so with the traditional …

Electromagnetic force distribution and forming performance in electromagnetic forming with discretely driven rings

L Qiu, N Yi, A Abu-Siada, J Tian, Y Fan, K Deng… - IEEE …, 2020 - ieeexplore.ieee.org
Electromagnetic forming is a method of high-speed metal workpiece forming technology that
uses electromagnetic force pulses generated from the interaction of the magnetic flux …

Bulging behavior of metallic tubes during the electromagnetic forming process in the presence of a background magnetic field

X Li, Q Cao, Z Lai, S Ouyang, N Liu, M Li, X Han… - Journal of Materials …, 2020 - Elsevier
Improving the strength and controllability of the magnetic force that acts on a workpiece is
important to enhance the forming ability and outcome during the electromagnetic forming …