Patent · US Active

Direct drive system, control method for the same, electronic device and storage medium

US12334851B2 · kind B2 · utility

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10Claims
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Assignee

Inventors

Key dates

Filing dateMay 23, 2023
Grant dateJun 17, 2025
Priority date
Expiry dateNov 10, 2043

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02P25/06
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present disclosure provides a direct drive system, a control method for the same, an electronic device and a storage medium. In the direct drive system, the plurality of primary units are designed to have the position mode and the current mode. In the position mode, a position control instruction is output according to the absolute position information of a mover on the guide rails and predetermined positions of the mover on the guide rails, in order for a respective driver to adjust current in at least one winding primary unit according to the position control instruction, to move the respective mover to a predetermined position. In the current mode, a current control instruction is output, in order for the respective driver to provide current to the at least one winding according to the current control instruction, to compensate a thrust loss occurred in movement of the respective mover.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.