Arbitrary current generation system and method based on H-bridge state feedback

The invention discloses an arbitrary current generation system and method based on H-bridge state feedback. In the system, a PWM module generates a PWM signal; the H-bridge setting module determines a target working state of the H-bridge circuit according to the PWM signal; the first control module...

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Bibliographische Detailangaben
Hauptverfasser: LI XIANRUI, BAI ZHIYU, HUANG XIANGUO
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses an arbitrary current generation system and method based on H-bridge state feedback. In the system, a PWM module generates a PWM signal; the H-bridge setting module determines a target working state of the H-bridge circuit according to the PWM signal; the first control module converts the PWM signal into a target PWM signal and outputs the target PWM signal to the H-bridge driving module, and the H-bridge driving module drives an H-bridge circuit to output a first target current signal after receiving the target PWM signal; the target PWM signal is obtained through the following steps: an H-bridge state acquisition module acquires the actual working state of an H-bridge circuit in real time; the H-bridge feedback operation module determines an H-bridge compensation amount according to the target working state of the H-bridge circuit and the actual working state of the H-bridge circuit and transmits the H-bridge compensation amount to the first control module; the first control module de