Title:
排気熱回収器
Document Type and Number:
Japanese Patent JP6917967
Kind Code:
B2
Abstract:
To provide an exhaust heat recovery unit capable of enhancing space efficiency.SOLUTION: An exhaust heat recovery unit comprises: a heat exchange section; a main flow passage which has an introduction port to introduce exhaust gas, a main discharge port to discharge the exhaust gas flowing in a first direction from the introduction port out of the unit, a supply port to supply the exhaust gas from the main flow passage to the heat exchange section, and a return port to return the exhaust gas passing through the heat exchange section to the main flow passage; a valve to adjust an amount of the exhaust gas supplied from the main flow passage to the heat exchange section; and an actuator to open and close the valve. The supply port supplies the exhaust gas to the heat exchange section by flowing the exhaust gas in a second direction intersecting with the first direction. The heat exchange section flows the exhaust gas in a third directions intersecting with the first and the second directions, the first direction, and a fourth direction opposite to the third direction. The return port returns the exhaust gas to the main flow passage by flowing the same in a fifth direction opposite to the second direction.SELECTED DRAWING: Figure 1
Inventors:
Kunikazu Shirai
Application Number:
JP2018202100A
Publication Date:
August 11, 2021
Filing Date:
October 26, 2018
Export Citation:
Assignee:
Futaba Sangyo Co., Ltd.
International Classes:
F01N5/02; F01N13/08; F02M26/14; F02M26/32; F28D7/16; F28F27/00
Domestic Patent References:
| JP2016176396A | ||||
| JP201644666A | ||||
| JP2012184680A | ||||
| JP2012246837A |
Foreign References:
| US20160281580 | ||||
| US5209078 |
Attorney, Agent or Firm:
Nagoya International Patent Service Corporation