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:
Sep. 10, 2024
Filed:
May. 10, 2022
Xi'an Thermal Power Research Institute Co. Ltd, Shaanxi, CN;
Junfeng Xiao, Shaanxi, CN;
Xiaofeng Li, Shaanxi, CN;
Song Gao, Shaanxi, CN;
Feng Wang, Shaanxi, CN;
Wei Wang, Shaanxi, CN;
Lin Xia, Shaanxi, CN;
Mengqi Hu, Shaanxi, CN;
XI'AN THERMAL POWER RESEARCH INSTITUTE CO. LTD, Xi'an, CN;
Abstract
A dry low NOstaged combustion system includes a fuel nozzle and a combustion compartment. The fuel nozzle includes a purge gas tube, a diffusion combustion fuel tube, an isolation gas tube, a premixed combustion fuel tube, a premixed combustion air tube. The purge gas tube is configured to feed a purge gas. The diffusion combustion fuel tube is fitted over the purge gas tube, and having an end provided with a diffusion combustion fuel swirler. The isolation gas tube is fitted over the diffusion combustion fuel tube. The premixed combustion fuel tube is fitted over the isolation gas tube. The premixed combustion air tube is fitted over the premixed combustion fuel tube. The combustion compartment is located downstream of the fuel nozzle.