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:
Oct. 08, 2013
Filed:
Mar. 06, 2008
Shuuhei Terushita, Tokyo, JP;
Toshihiko Yamada, Tokyo, JP;
Shuzo Watanabe, Tokyo, JP;
Terutoshi Uchida, Tokyo, JP;
Shuuhei Terushita, Tokyo, JP;
Toshihiko Yamada, Tokyo, JP;
Shuzo Watanabe, Tokyo, JP;
Terutoshi Uchida, Tokyo, JP;
IHI Corporation, Tokyo, JP;
Electric Power Development Co., Ltd., Tokyo, JP;
Abstract
Provided are a method and an apparatus of controlling a flow rate of a primary recirculating exhaust gas in an oxyfuel combustion boiler, capable of realizing a stable combustion by a burner in oxyfuel combustion. Weight ratio of flow rate of primary recirculating exhaust gas [ton/h] to amount of pulverized coal from a mill [ton/h] is defined as G/C, and the flow rate of primary recirculating exhaust gas is controlled so that the G/C falls within a given range.