3.22EjemploDRM007 Co..
3.22EjemploDRM007 Co..
3.22EjemploDRM007 Co..
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List of Figures<br />
Figure Title Page<br />
5-1 PI <strong>Co</strong>ntroller Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77<br />
5-2 Speed <strong>Co</strong>ntrol Algorithm Flowchart . . . . . . . . . . . . . . . . . . . . .78<br />
5-3 Motor Stalled Protection Flowchart. . . . . . . . . . . . . . . . . . . . . .79<br />
5-4 3-Phase Voltage System Applies to BLDC Motor. . . . . . . . . . .81<br />
5-5 <strong>Co</strong>mmutation Algorithm for Hall Sensors . . . . . . . . . . . . . . . . .82<br />
5-6 Main Data Flow. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .83<br />
5-7 Software Deadtime Insertion . . . . . . . . . . . . . . . . . . . . . . . . . .85<br />
5-8 Application State Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . .86<br />
5-9 Drive State Machine and Transitions . . . . . . . . . . . . . . . . . . . .88<br />
6-1 Power Output versus Torque Motor Characteristic. . . . . . . . . .97<br />
6-2 Speed versus Torque Motor Characteristic . . . . . . . . . . . . . . .98<br />
6-3 Current Waveform for Two MOSFET<br />
<strong>Co</strong>mmutation Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99<br />
6-4 Current Waveform for Three MOSFET<br />
<strong>Co</strong>mmutation Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99<br />
6-5 Torque Waveform for Two MOSFET<br />
<strong>Co</strong>mmutation Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . .100<br />
6-6 Torque Waveform for Three MOSFET<br />
<strong>Co</strong>mmutation Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . .100<br />
DRM007<br />
BLDC Motor <strong>Co</strong>ntrol Board for Industrial and Appliance Applications<br />
12 List of Figures MOTOROLA
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