Title:
加熱システム
Document Type and Number:
Japanese Patent JP7109143
Kind Code:
B2
Abstract:
A heating system that heats the reducing agent supplier for supplying an urea aqueous solution to an exhaust passage of the internal combustion engine in a vehicle includes: a block heater that is provided in a housing formed with a coolant circuit of the internal combustion engine and can be supplied with power of an external power supply; a coolant circulation passage that is branched from the coolant circuit, is disposed in at least a part of the reducing agent supplier, and merges with the coolant circuit again; an on-off control valve that is provided in the middle of the coolant circulation passage; a bypass passage that connects an upstream side and a downstream side of the on-off control valve; and an on-off valve that is provided in the bypass passage.
Inventors:
Shune Sekine
Application Number:
JP2018123760A
Publication Date:
July 29, 2022
Filing Date:
June 28, 2018
Export Citation:
Assignee:
ROBERT BOSCH GMBH
International Classes:
F01N3/08
Domestic Patent References:
| JP2014047730A | ||||
| JP2012091728A | ||||
| JP2016050499A | ||||
| JP2005084026A |
Attorney, Agent or Firm:
Reiji Oba
Hajime Takahashi
Go Yashima
Shusaku Tabuchi
Hajime Takahashi
Go Yashima
Shusaku Tabuchi
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