V.4 No 1

87

Study of electromotive force induced by heterogeneous magnetic field

The calculated values of differences of emf amplitudes are presented in Table 3.

Table 3. Dependence of the induction emf in the outer side of secondary loop on the frequency f of current in the primary loop and on the distance h from this side to the core

f, kHz

h, cm

0

1

2

3

4

6

8

10

12

14

16

18

80

0.275 0.1 0.025 0.01 0 0 0 0 0 0 0 0

60

0.275 0.11 0.06 0.025 0.025 0 0 0 0 0 0 0

40

0.265 0.115 0.065 0.04 0.015 0.01 0 0 0 0 0 0

20

0.26 0.11 0.05 0.04 0.025 0.01 0 0 0 0 0 0

18

0.225 0.125 0.075 0.05 0.035 0.01 0 0 0 0 0 0

16

0.25 0.115 0.075 0.0156 0.013 0.015 0 0 0 0 0 0

14

0.26 0.125 0.075 0.05 0.04 0.025 0.02 0.015 0.01 0.01 0 0

12

0.27 0.115 0.065 0.05 0.04 0.02 0.015 0.01 0.005 0.005 0 0

10

0.25 0.12 0.065 0.04 0.04 0.0025 0.01 0.005 0 0 0 0

8

0.265 0.1 0.05 0.091 0.09 0.01 0 0 0 0 0 0

6

0.26 0.115 0.05 0.025 0.015 0 0 0 0 0 0 0

4

0.265 0.115 0.065 0.035 0.02 0.01 0 0 0 0 0 0

2

0.235 0.11 0.06 0.035 0.02 0.01 0.005 0.005 0 0 0 0

1.8

0.235 0.11 0.06 0.035 0.025 0.01 0.01 0.01 0.005 0 0 0

1.6

0.225 0.09 0.05 0.04 0.025 0.01 0 0 0 0 0 0

1.4

0.185 0.085 0.035 0.02 0.01 0.005 0.005 0 0 0 0 0

1.2

0.18 0.08 0.04 0.03 0.02 0.01 0.005 0.005 0 0 0 0

1

0.15 0.075 0.04 0.025 0.01 0.01 0 0 0 0 0 0

0.8

0.125 0.065 0.025 0.02 0.015 0.01 0.005 0.005 0 0 0 0

0.6

0.1 0.05 0.025 0.015 0.011 0.005 0 0 0 0 0 0

0.4

0.06 0.03 0.025 0.015 0.015 0.01 0.01 0.005 0 0 0 0

Contents: / 74 / 75 / 76 / 77 / 78 / 79 / 80 / 81 / 82 / 83 / 84 / 85 / 86 / 87 / 88 / 89 /

Hosted by uCoz