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.

Date of Patent:
Mar. 30, 2021

Filed:

Aug. 28, 2018
Applicant:

Dionex Softron Gmbh, Germering, DE;

Inventors:

Gervin Ruegenberg, Munich, DE;

Martin Rendl, Munich, DE;

Assignee:

Dionex Softron GMBH, Germering, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F 1/696 (2006.01); G01F 25/00 (2006.01); G01F 1/684 (2006.01); G01F 1/688 (2006.01); G01F 1/69 (2006.01); G01N 30/30 (2006.01); G01N 30/36 (2006.01); G01N 30/02 (2006.01); G01N 30/32 (2006.01);
U.S. Cl.
CPC ...
G01F 1/6965 (2013.01); G01F 1/6842 (2013.01); G01F 1/6847 (2013.01); G01F 1/6888 (2013.01); G01F 1/69 (2013.01); G01F 25/0007 (2013.01); G01N 30/30 (2013.01); G01N 30/36 (2013.01); G01N 2030/027 (2013.01); G01N 2030/324 (2013.01); G01N 2030/326 (2013.01);
Abstract

A method for measuring a flow of a fluid in a tube includes heating the fluid in the tube with a heating element. A first signal is measured with a first temperature sensing element at a first location. A second signal is measured with a second temperature sensing element at a second location. At least one temperature signal is calculated based on the first signal and the second signal. The at least one temperature signal includes a difference temperature signal and a sum temperature signal. The difference temperature signal is calculated based on a difference between the second signal and the first signal. The sum temperature signal is calculated based on a sum of the second signal and the first signal. The flow is derived based on the difference temperature signal, the sum temperature signal, or a combination thereof.


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