Title:
A control device of an oil pump
Document Type and Number:
Japanese Patent JP6154357
Kind Code:
B2
Abstract:
A control device for a variable-capacity oil pump provided in an engine using alcohol-containing fuel includes an electronic control unit. The electronic control unit is configured to: (i) estimate an alcohol concentration in oil of the engine, and (ii) correct a capacity of the oil pump to be increased in a correction condition as compared with a case where the correction condition is not established when the correction condition is established. The correction condition is that an estimated alcohol concentration is a predetermined concentration or more and a temperature of the oil is a predetermined temperature or more.
Inventors:
Nobuyuki Murakami
Toshi Ono
Yuki Nishida
Toshi Ono
Yuki Nishida
Application Number:
JP2014132774A
Publication Date:
June 28, 2017
Filing Date:
June 27, 2014
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
Aisin Seiki Co., Ltd.
Aisin Seiki Co., Ltd.
International Classes:
F01M1/16; F02D19/08; F04B49/12; F04C14/00
Domestic Patent References:
| JP5098921A | ||||
| JP56165711A | ||||
| JP2009144613A | ||||
| JP63179115A |
Attorney, Agent or Firm:
Patent Business Corporation Ark Patent Office
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