发明名称 Method for operation and device for controlling a rotating brushless electrical machine
摘要 A method for operating a brushless, rotating electrical machine, including at least three phase windings, each of which has a first phase winding terminal and a second phase winding terminal. The phase windings are connected to each other, in particular the particular second phase winding terminals are connected to a shared star point, and phase-width-modulated voltage signals being applied separately to each individual phase winding, and at least one selected phase winding being at least temporarily connected to a constant electrical potential. To minimize switching operations and to reduce the alternating current component of the current source, the pulses of the pulse-width-modulated signals applied to the remaining phase windings are at least temporarily phase-shifted with respect to each other during the period in which the selected phase winding is connected to a constant electrical potential.
申请公布号 EP2899879(A3) 申请公布日期 2015.12.02
申请号 EP20140003959 申请日期 2014.11.25
申请人 BROSE FAHRZEUGTEILE GMBH & CO. KOMMANDITGESELLSCHAFT, WÜRZBURG 发明人 SCHWARZKOPF, JOHANNES
分类号 H02P27/08;H02M7/5395;H02P6/00 主分类号 H02P27/08
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