Patent · US Active

Control device

US8656701B2 · kind B2 · utility

1Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 6, 2008
Grant dateFeb 25, 2014
Priority date
Expiry dateAug 31, 2030

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/40
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A control device applied to a system having an engine configured such that an expansion ratio can be changed is characterized to comprise an expansion ratio acquisition part for acquiring the expansion ratio, and a temperature estimation part for estimating a temperature of an exhaust gas discharged from the engine or a member positioned in a passage for the exhaust gas.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.