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:
Mar. 04, 2014
Filed:
Mar. 06, 2008
Toshihiko Yamada, Tokyo, JP;
Terutoshi Uchida, Tokyo, JP;
Masami Sato, Tokyo, JP;
IHI Corporation, Tokyo, JP;
Electric Power Development Co., Ltd., Tokyo, JP;
Abstract
An apparatus of controlling oxygen supply for a boiler having wind boxesandarranged on left and right of a boiler bodyis configured to control supply balance of oxygen by adjusting oxygen supply opening degrees of the left and right oxygen distribution dampersandin accordance with a oxygen supply flow rate and left and right actually measured oxygen concentrations when controlling the oxygen supply amounts and to control the exhaust gas flow rates by correcting an exhaust gas flow rate set value corresponding to a boiler load demand in accordance with an oxygen concentration set value corresponding to a boiler load demand, left and right actually measured exhaust gas flow rates and left and right actually measured oxygen concentrations and adjusting left and right exhaust gas introduction opening degrees of the left and right exhaust gas introduction dampersandwhen controlling the exhaust gas flow rates.