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Patent Searching and Data


Title:
DEVICE FOR CONTROLLING ELECTRIC AUTOMOBILE
Document Type and Number:
WIPO Patent Application WO/2014/188962
Kind Code:
A1
Abstract:
Provided is a device for controlling an electric automobile that leads to improving motor responsiveness and enhancing ride quality for the passenger during motor powering control and regenerative control in an electric automobile. A motor control unit (29) has a current PI control unit for performing PI feedback control for eliminating deviation in a command current value generated in an inverter for a torque command from an ECU (21), a PI control gain control table (35) for powering control and for regenerative control in which PI control gain used during PI feedback control by the current PI control unit is set according to the travel state, and a control gain adjustment unit (34) for adjusting PI control gain of a current PI control unit according to the PI control gain control table (35) so that PI control gain corresponding to the travel state is used.

Inventors:
LI GUODONG (JP)
Application Number:
PCT/JP2014/063000
Publication Date:
November 27, 2014
Filing Date:
May 15, 2014
Export Citation:
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Assignee:
NTN TOYO BEARING CO LTD (JP)
LI GUODONG (JP)
International Classes:
B60L15/20; H02P27/06
Foreign References:
JP2007026700A2007-02-01
JP2001112108A2001-04-20
JPH0993971A1997-04-04
JP2004187379A2004-07-02
JPS63316687A1988-12-23
JP2006074885A2006-03-16
JPH09149685A1997-06-06
JPH09294388A1997-11-11
JP2009112163A2009-05-21
JP2012178919A2012-09-13
JP2004116467A2004-04-15
Other References:
See also references of EP 3000648A4
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (JP)
Shuji Sugimoto (JP)
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