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Actuator Control - PMSMs
Actuator Control - PMSMs
The PMSM is controlled by the phase voltages generated by 3-phase inverter, which can be considered as the control input.
The PMSM is controlled by the phase voltages generated by 3-phase inverter, which can be considered as the control input.
The intelligent controller was implemented by TI DSP32028377 with C-language.
The intelligent controller was implemented by TI DSP32028377 with C-language.
-Self-tuner and DOB were designed for imposing the intelligence to the closed-loop system.
-Self-tuner and DOB were designed for imposing the intelligence to the closed-loop system.
A considerable robustness improvement was observed for several operating points.
A considerable robustness improvement was observed for several operating points.
-Self-tuner : transient tracking performance improvement
-Self-tuner : transient tracking performance improvement
DOB : disturbance rejection performance improvement (speed and current loops)
DOB : disturbance rejection performance improvement (speed and current loops)
The self-tuner boosts up the closed-loop cut-off freq. during only the transient periods.
The self-tuner boosts up the closed-loop cut-off freq. during only the transient periods.
-There is a chance to improve the power efficiency and stability margin.
-There is a chance to improve the power efficiency and stability margin.
-Similar with the Turbo Boost Technology used in the Intel CPU.
-Similar with the Turbo Boost Technology used in the Intel CPU.
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