Invention Grant
- Patent Title: System and method for controlling four-quadrant operation of a switched reluctance motor drive through a single controllable switch
- Patent Title (中): 通过单个可控开关控制开关磁阻电动机驱动四象限操作的系统和方法
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Application No.: US13460911Application Date: 2012-05-01
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Publication No.: US08624541B2Publication Date: 2014-01-07
- Inventor: Krishnan Ramu , Keunsoo Ha , Sung-Yeul Park
- Applicant: Krishnan Ramu , Keunsoo Ha , Sung-Yeul Park
- Applicant Address: US VA Blacksburg
- Assignee: Virginia Tech Intellectual Properties, Inc.
- Current Assignee: Virginia Tech Intellectual Properties, Inc.
- Current Assignee Address: US VA Blacksburg
- Agency: NSIP Law
- Main IPC: H02P1/46
- IPC: H02P1/46 ; H02P3/18 ; H02P6/00

Abstract:
Regulating the speed of a two-phase switched reluctance machine (TPSRM) rotor includes selecting either a motoring mode or braking mode of operation for the TPSRM, regulating the rotor speed, when the motoring mode is selected, using a control signal cooperatively produced by a speed control feedback loop and a current control feedback loop; and regulating the rotor speed, when the braking mode is selected, using a control signal produced by the current control feedback loop without the cooperation of the speed control feedback loop. The speed control feedback loop uses an established speed control signal and a signal indicative of the rotor's speed to dynamically adjust a first parameter governing the control signal. The current control feedback loop uses an established current control signal and a signal indicative of the current flowing through a stator winding of the TPSRM to dynamically adjust a second parameter governing the control signal.
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