Title:
VEHICLE BATTERY HEATING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/213536
Kind Code:
A1
Abstract:
This vehicle battery heating device is provided with: a high-temperature side radiator (23) and a heater core (22) disposed in parallel with each other; a battery temperature adjustment unit (33) for heating a battery (2) with a heating medium; a high-temperature side first branch portion (20d) at which the heating medium branches to the high-temperature side radiator side and the heater core side; a high-temperature side first interflow portion (20e) at which the heating medium flowing through the high-temperature side radiator and the heating medium flowing through the heater core converge; a high-temperature side second branch portion (20d) at which the heating medium radiated by a radiator (12) branches to the battery temperature adjustment unit side; a high-temperature side second interflow portion (20e) at which the heating medium flowing through the battery temperature adjustment unit converges; and a high-temperature side radiator flow reduction unit (26) disposed in a heating medium flow path from one of the high-temperature side first branch portion and the high-temperature side second branch portion, which is located on the side nearer to the high-temperature side radiator, to one of the high-temperature side first interflow portion and the high-temperature side second interflow portion, which is located on the side nearer to the high-temperature side radiator, via the high-temperature side radiator.
Inventors:
MAKIHARA MASAMICHI (JP)
KATOH YOSHIKI (JP)
MAEDA TAKAHIRO (JP)
TANIOKA KUNIYOSHI (JP)
YOKOYAMA NAOKI (JP)
KATOH YOSHIKI (JP)
MAEDA TAKAHIRO (JP)
TANIOKA KUNIYOSHI (JP)
YOKOYAMA NAOKI (JP)
Application Number:
PCT/JP2020/016166
Publication Date:
October 22, 2020
Filing Date:
April 10, 2020
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
B60L1/00; B60H1/22; B60L50/60; B60L58/27; B60L58/33; F25B5/02
Foreign References:
| JP2018058573A | 2018-04-12 | |||
| JP2002352867A | 2002-12-06 | |||
| JP2015093561A | 2015-05-18 | |||
| JPH10266856A | 1998-10-06 | |||
| JP2004072933A | 2004-03-04 |
Attorney, Agent or Firm:
KAI-SEI PATENT FIRM (JP)
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