The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2020
Filed:
Oct. 21, 2016
Continental Automotive France S.a.s., Toulouse, FR;
CONTINENTAL AUTOMOTIVE FRANCE S.A.S., Toulouse, FR;
Abstract
Disclosed is a method for estimating the flow rate Qof exhaust gases recirculated through an exhaust gas recirculation valve connecting an exhaust circuit and an intake circuit of a combustion engine, the method including the steps: —of determining a difference in pressure ΔP between the upstream and downstream sides of the valve, determining a density ρof the recirculated exhaust gases passing through the valve, determining a corrected effective area Sof the valve, estimating the flow rate QEGR of the recirculated exhaust gases from these three parameters.
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