New Analyses of High-Frequency Current and a New Rotor Phase Estimation Method for Constant-Amplitude Non-Rotational High-Frequency Voltage Injection Approach to Sensorless Drive of Salient-Pole PMSMs

2008 ◽  
Vol 128 (5) ◽  
pp. 588-600 ◽  
Author(s):  
Shinji Shinnaka
Keyword(s):  
High Frequency ◽  
Estimation Method ◽  
Phase Estimation ◽  
Constant Amplitude ◽  
High Frequency Current ◽  
Salient Pole ◽  
Frequency Current ◽  
Sensorless Drive

scholarly journals Fracture of a gas pipeline manufactured by high frequency current welding

2021 ◽  
Vol 1023 ◽  
pp. 012003
Author(s):  
A A Alexeev ◽  
A S Syromyatnikova ◽  
A M Bolshakov ◽  
A R Ivanov
Keyword(s):  
High Frequency ◽  
Gas Pipeline ◽  
High Frequency Current ◽  
Frequency Current
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