ADHERED/LAYERED CORE FOR STATOR AND ROTATING ELECTRICAL MACHINE
In an adhesively-laminated core for a stator, a chemical component of each of electrical steel sheets includes 2.5% to 3.9% by mass of Si, an average tensile modulus of elasticity of each of adhesion parts is 2500 MPa to 5000 MPa, and when an average sheet thickness of the each of electrical steel s...
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Main Authors | , |
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Format | Patent |
Language | English French German |
Published |
30.11.2022
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Subjects | |
Online Access | Get full text |
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Summary: | In an adhesively-laminated core for a stator, a chemical component of each of electrical steel sheets includes 2.5% to 3.9% by mass of Si, an average tensile modulus of elasticity of each of adhesion parts is 2500 MPa to 5000 MPa, and when an average sheet thickness of the each of electrical steel sheets is t1 in units of mm, an average thickness of the each of adhesion parts is t2 in units of µm, and an average value of yield strengths of the each of electrical steel sheets is YP in units of MPa, a condition A of satisfying the following expressions 1, 2, and 3 or a condition B of satisfying the following expressions 3, 4, and 5 or combination thereof is satisfied. 50×t1−12≤t2≤50×t1−60.15≤t1≤0.270.5≤t2≤2.50.025×YP−12≤t2≤0.025×YP−8380≤YP≤540 |
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Bibliography: | Application Number: EP20190901328 |