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:
May. 10, 2022
Filed:
Jul. 26, 2018
General Electric Technology Gmbh, Baden, CH;
Michael Sapanaro, Windsor, CT (US);
Frederic Vitse, Windsor, CT (US);
Rachel Ladue, Windsor, CT (US);
Joseph Krawiec, Windsor, CT (US);
GENERAL ELECTRIC TECHNOLOGY GMBH, Baden, CH;
Abstract
A steam generating system includes a nozzle assembly for pulverized coal and air, the coal nozzle assembly comprises an inner housing () for conveying primary air and coal and an outer housing () for conveying secondary air to an exit face () of a nozzle tip (), wherein the outer housing () and the inner housing () are arranged coaxially and limit a channel () for the secondary air, wherein the cross-sectional area (A) of the inner housing () increases towards the exit face () of the nozzle tip (), wherein the cross-sectional area (A) of the outer housing () decreases towards the exit face (), and wherein bars () are located in the inner housing () near the exit face () that accelerate the velocity of the primary air and coal particles.