Title:
２ステージターボシステム、および２ステージターボシステムの制御方法
Document Type and Number:
Japanese Patent JP6754597
Kind Code:
B2
Abstract:
A turbocharger includes: at least two scroll passages, and a first range of the nozzle flow passage into which the exhaust gas flowing through the first scroll passage is introduced does not overlap with a second range of the nozzle flow passage into which the exhaust gas flowing through the second scroll passage is introduced, in a circumferential direction of the nozzle flow passage. The first scroll passage includes: a division wall disposed along a flow direction of the exhaust gas within a predetermined range in the first scroll passage, the division wall dividing the first scroll passage into a radially outer side scroll passage and a radially inner side scroll passage positioned on a radially inner side of the radially outer side scroll passage, and having a communication hole which brings the radially outer side scroll passage and the radially inner side scroll passage into communication; and a flow-rate control valve disposed on an upstream side of the division wall, for adjusting a flow rate of the exhaust gas flowing through the radially outer side scroll passage and the radially inner side scroll passage.
Inventors:
Toyotaka Yoshida
Kunihiro Tomikawa
Kunihiro Tomikawa
Application Number:
JP2016068504A
Publication Date:
September 16, 2020
Filing Date:
March 30, 2016
Export Citation:
Assignee:
MITSUBISHI HEAVY INDUSTRIES,LTD.
International Classes:
F02B39/00; F02B37/00; F02B37/02; F02B37/12; F02B37/18; F02B37/22
Domestic Patent References:
| JP2009209701A | ||||
| JP2005133665A | ||||
| JP2008514842A | ||||
| JP2010190070A |
Foreign References:
| DE4242494C1 | ||||
| WO2010097979A1 | ||||
| WO2014140598A1 |
Attorney, Agent or Firm:
Seishin ip patent business corporation