→{114}<151>→{114}<041>→{001}<150>→{001 }<010>.The cube-oriented grains were induced by pulsed electric current (800 ℃) and rapid heating (51.9 ℃/s,750 ℃),while the cube grains were observed in the annealed samples at the high temperature (1060℃).Recrystallized grain size of pulsed samples is about twice that of the annealed sample.This phe-nomenon is considered that the concurrent effects of electron wind force and Joule heating affected the nucleation,growth and rotation of cube grains by reducing the nuclear barrier,producing higher grain boundary mobility and structural evolution towards a state with lower electrical resistance.This idea of current-controlled texture is worthy of popularization in more materials and the realization of an elec-tromagnetic field to crystal orientation selection is an interesting topic.">
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典型文献
Regulating the recrystallized grain to induce strong cube texture in oriented silicon steel
文献摘要:
Cube texture contains two easy magnetization directions <001) parallel to rolling and transverse direc-tion,respectively,which is the most ideal magnetic texture suitable not only for transformers but also for rotating machines.In this study,a strong cube texture with ODF density of 50.73 mrd was successfully obtained by regulating the recrystallized grain orientation using cross-rolling and pulsed electric cur-rent,compared to conventional thermal annealing (the average cube texture intensity is ~10 mrd in lots of latest studies).Cross cold rolling process intentionally "created" metastable deformed cube orienta-tion in oriented silicon steel and the specific recrystallization texture rotation path was identified under pulsed electric current in 5 min:{114}<261>→{114}<151>→{114}<041>→{001}<150>→{001 }<010>.The cube-oriented grains were induced by pulsed electric current (800 ℃) and rapid heating (51.9 ℃/s,750 ℃),while the cube grains were observed in the annealed samples at the high temperature (1060℃).Recrystallized grain size of pulsed samples is about twice that of the annealed sample.This phe-nomenon is considered that the concurrent effects of electron wind force and Joule heating affected the nucleation,growth and rotation of cube grains by reducing the nuclear barrier,producing higher grain boundary mobility and structural evolution towards a state with lower electrical resistance.This idea of current-controlled texture is worthy of popularization in more materials and the realization of an elec-tromagnetic field to crystal orientation selection is an interesting topic.
文献关键词:
作者姓名:
Mengcheng Zhou;Xinfang Zhang
作者机构:
School of Metallurgical and Ecological Engineering,University of Science and Technology Beijing,Beijing 100083,China
引用格式:
[1]Mengcheng Zhou;Xinfang Zhang-.Regulating the recrystallized grain to induce strong cube texture in oriented silicon steel)[J].材料科学技术(英文版),2022(01):126-139
A类:
mrd,Recrystallized
B类:
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AB值:
0.549845
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