Patent ID: 11863098
Assignee: BORGWARNER ENGINEERING SERVICES SWITZERLAND AG
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. The drive of claim 6, wherein the threshold values representative of low neutral point stability include any one or more of:, ωmin
Minimum motor stator
Threshold value having a value 

frequency
between 0 to 40% of nominal 

speed;

εnp_max
Allowed deviation of 
Threshold value having a value 

neutral point voltage 
between 0 to 50 [%];

in %

PFmin
Motor minimum power
Threshold value having a value 

factor
between 0 to 0.7 [−];

Iph_min
Motor minimum phase
Threshold value having a 

current
predetermined value depending on 

the characteristics of the motor [A];

fpwm_min
Minimum PWM 
Threshold value having a value 

frequency
between 0 to 50 [kHz].