Title:
DESULFURIZATION AND DENITRATION DEVICE HAVING HIGH-EFFICIENCY DENITRATION
Document Type and Number:
WIPO Patent Application WO/2019/196486
Kind Code:
A1
Abstract:
A desulfurization and denitration device that has high-efficiency denitration, the device comprising: an adsorption tower (1), an analytical tower (2), a gas mixer (3), a first activated carbon conveyor (4), a second activated carbon conveyor (5) and an activated carbon material bin (AC) disposed above the adsorption tower (1), wherein the adsorption tower (1) is provided with a flue gas inlet (A) at one side thereof, and is provided with a flue gas outlet (B) at the other side thereof; a first gas pipe (L1) leading out from a gas outlet of the gas mixer (3) is connected to a gas inlet of the activated carbon material bin (AC), a second gas pipe (L2) leading out from the gas outlet of the gas mixer (3) is connected to the flue gas inlet (A), and a third gas pipe (L3) leading out from a gas outlet of the activated carbon material bin (AC) merges with the second gas pipe (L2). The present application adopts activated carbon to pre-adsorb a portion of ammonia; and at the same time, in order to enhance the denitration effect, a portion of ammonia is re-injected in the middle of the adsorption tower.
Inventors:
WEI JINCHAO (CN)
LI JUNJIE (CN)
YANG BENTAO (CN)
LI JUNJIE (CN)
YANG BENTAO (CN)
Application Number:
PCT/CN2018/121452
Publication Date:
October 17, 2019
Filing Date:
December 17, 2018
Export Citation:
Assignee:
ZHONGYE CHANGTIAN INT ENG CO (CN)
International Classes:
B01D53/06; B01D53/08; B01D53/60; B01D53/76; B01D53/86; B01D53/56
Foreign References:
| CN108371872A | 2018-08-07 | |||
| JPS6071029A | 1985-04-22 | |||
| JP2003290624A | 2003-10-14 | |||
| JP2002066305A | 2002-03-05 | |||
| CN105727708A | 2016-07-06 | |||
| CN101732948A | 2010-06-16 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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