Soft Magnetic Material
Description
Variables
Parameters
Modelica Standard Library
The magnetization characteristics, μr vs B, of the soft magnetic material included in this library are approximated by the following expressions
μr=1+ui−1+caBn1+cbBN+BNnBN=BBμmax⋅
Name
Units
Modelica ID
B
T
Flux density in ferromagnetic material
μr
1
Relative permeability in ferromagnetic material
mu_r
Bμmax
Flux density at maximum relative permeability
B_myMax
μi
Initial relative permeability at B=0
mu_i
ca
Coefficient of approximation
c_a
cb
c_b
n
Exponent of approximation
Data
Material
BaseData
Steel
Steel_9SMnPb28
400
1.488
1200
3
12.5
Steel_9SMn28k
500
1.036
43414
35.8
14
DC01
5
1.1
6450
3.65
7.7
DC03
0
1.05
27790
16
10.4
X6Cr17
274
970
1.2
8.3
AISI_1008
200
1.17
8100
2.59
10
AISI_12L14
0.94
5900
4.19
6.4
Electric Sheet
M330_50A
0.7
24000
9.38
9.6
M350_50A
1210
1.16
24630
2.44
M530_50A
2120
1.25
12400
1.6
13.5
M700_100A
1120
20750
3.55
13.15
M940_100A
680
1.26
17760
3.13
13.9
Pure Iron
RFe80 (Hyperm 0)
123
1.27
44410
VacoferS2 (99.95% Fe)
2666
1.15
187000
4.24
19
Cobalt Iron
Vacoflux50 (50% CoFe)
3850
1.75
11790
2.63
15.02
Nickel Iron
Mu Metal (77% NiFe)
27300
0.46
1037500
3.67
Permenorm3601K3 (36% NiFe)
3000
0.67
500000
2.39
9.3
The component described in this topic is from the Modelica Standard Library. To view the original documentation, which includes author and copyright information, click here.
See Also
Magnetic Library
Magnetic Material
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