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Journal of Electrical Systems and Information Technology

Table 4 Variation in Lm evaluation using ECPR and ECPP with T

From: Online equivalent parameter estimation using BPANN controller with low-frequency signal injection for a sensorless induction motor drive

Parameters

ECPR(T)

ECPR(T+20)

Parameters

ECPP(T)

ECPP(T+20)

Rs1 in Ω

1.85002

1.991

Rr in Ω

1.85001

1.991

Rr1 in Ω

1.840

1.9805

Rs in Ω

1.84

1.9805

LS1/Lr1 in mH

169.94

169.884

Ls/Lr in mH

170.02

170.02

Lm1 in mH

159.952

59.79

Lm in mH

160.01

160.01

  1. The result written in bold is to highlight that at an elevated temperature the reference model based on H-G diagram fails to evaluate the Lm value properly
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