CN103047660A - Yellow phosphorus tail gas recycling system - Google Patents
Yellow phosphorus tail gas recycling system Download PDFInfo
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- CN103047660A CN103047660A CN2013100125498A CN201310012549A CN103047660A CN 103047660 A CN103047660 A CN 103047660A CN 2013100125498 A CN2013100125498 A CN 2013100125498A CN 201310012549 A CN201310012549 A CN 201310012549A CN 103047660 A CN103047660 A CN 103047660A
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- China
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- tail gas
- gas recycling
- burner
- yellow phosphoric
- waste heat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Treating Waste Gases (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention discloses a yellow phosphorus tail gas recycling system which comprises a tail gas pre-processing system, a burning system, a heat recovery system and a smoke post-processing system. The tail gas pre-processing system comprises a water sealing device. The water sealing device is communicated with an alkali liquor washing tower through a vacuum tower. The alkali liquor washing tower is communicated with a dewatering drying device through a pipeline. The burning system comprises a burner, one end of the burner is communicated with the dewatering drying device through a control valve group, the other end of the burner is connected with a heat insulation incinerator, and the burner is further connected with an air blower. The heat recovery system comprises a waste heat boiler and an economizer. One end of waste heat boiler is communicated with the heat insulation incinerator, and the other end of the waste heat boiler is connected with the economizer. The smoke post-processing system comprises an acid separator communicated with the economizer, and the air blower is arranged between the acid separator and a chimney. The yellow phosphorus tail gas recycling system is high in yellow phosphorus tail gas recycling rate and meets a national energy-saving environment-friendly requirement.
Description
Technical field
The invention belongs to the yellow phosphoric tail gas processing technology field, especially relate to a kind of yellow phosphoric tail gas recycling system.
Background technology
China is a phosphorus production big country, domestic have upper hundred phosphorus production factories, total output occupies first place in the world, yellow phosphorus can produce a large amount of tail gas in the process of smelting, these tail gas are rich in carbon monoxide, has higher calorific value, but yellow phosphoric tail gas complicated component, the purification difficulty is large and investment is many, the manufacturing enterprise of therefore a lot of yellow phosphorus all selects directly tail gas emptying to be burnt, cause so on the one hand the energy, the waste of resource, contaminated environment on the other hand, do not meet the requirement that the national energy-saving environmental protection is developed a circular economy, especially implemented since " Yellow Phosphorus Industry entry criteria " in 2009, the clear yellow phosphoric tail gas can not in linely burn, therefore, the recovery of yellow phosphoric tail gas and utilized unprecedented height referred.
At present, nearly all phosphorus production enterprise carries out resource to yellow phosphoric tail gas and rationally utilizes, all dispose corresponding yellow phosphoric tail gas recycling system, but all be difficult to reach the yellow phosphoric tail gas comprehensive utilization ratio of national requirements in the standard more than 90% because of system's self-defect.
Summary of the invention
The object of the present invention is to provide a kind of yellow phosphoric tail gas recycling system, it has the high characteristics of recovery utilization rate.There is the problem that is difficult to reach the national energy-saving environmental requirement in the yellow phosphoric tail gas recycling system in the prior art to solve.
The objective of the invention is to be achieved through the following technical solutions:
A kind of yellow phosphoric tail gas recycling system, it comprises the tail gas preprocessing system, combustion system and heat recovery system, wherein, described tail gas preprocessing system comprises liquid packing, described liquid packing is connected with the alkali liquid washing tower by vavuum pump, described alkali liquid washing tower by pipeline with dehydrate device and be connected, described combustion system comprises burner, one end of described burner by the control valve group with dehydrate device and be connected, the other end is connected with adiabatic incinerator, and described burner also is connected with air blast, and described heat recovery system comprises waste heat boiler and economizer, one end of described waste heat boiler is connected with adiabatic incinerator, and the other end connects economizer.
Especially, described yellow phosphoric tail gas recycling system also comprises the flue gas after-treatment system that is connected with heat recovery system.
Especially, described flue gas after-treatment system comprises acid separator, air-introduced machine and chimney, and described acid separator is connected with economizer, and described air-introduced machine is arranged between acid separator and the chimney.
Especially, described chimney is Anti-corrosive chimney.
Especially, described waste heat boiler is open type burner hearth waste heat boiler.
Beneficial effect of the present invention is, described yellow phosphoric tail gas recycling system compared with prior art not only disposes the pernicious gas in the yellow phosphoric tail gas, fuel gas is burnt and utilizes waste heat boiler to reclaim heat, and the gas after will burning carries out the later stage except acid treatment before entering atmosphere, makes the waste gas that finally enters atmosphere become the gas of harmless environmental protection.The recovery utilization rate of the yellow phosphoric tail gas of this system is high, satisfies the national energy-saving environmental requirement.
Description of drawings
Fig. 1 is the schematic diagram of the yellow phosphoric tail gas recycling system that provides of the specific embodiment of the invention 1.
The specific embodiment
Further specify technical scheme of the present invention below in conjunction with accompanying drawing and by the specific embodiment.
See also shown in Figure 1ly, Fig. 1 is the schematic diagram of the yellow phosphoric tail gas recycling system that provides of the specific embodiment of the invention 1.
In the present embodiment, a kind of yellow phosphoric tail gas recycling system comprises tail gas preprocessing system 1, combustion system 2, heat recovery system 3 and flue gas after-treatment system 4, described tail gas preprocessing system 1 comprises liquid packing 10, described liquid packing 10 is connected with alkali liquid washing tower 12 by vavuum pump 11, described alkali liquid washing tower 12 by pipeline 13 with dehydrate device 14 and be connected, described combustion system 2 comprises burner 20, one end of described burner 20 by control valve group 21 with dehydrate device 14 and be connected, the other end is connected with adiabatic incinerator 22, and described burner 20 also is connected with air blast 23, described heat recovery system 3 comprises open type burner hearth waste heat boiler 30 and economizer 31, one end of described open type burner hearth waste heat boiler 30 is connected with adiabatic incinerator 22, the other end connects economizer 31, described flue gas after-treatment system 4 comprises acid separator 40, air-introduced machine 41 and Anti-corrosive chimney 42, described acid separator 40 is connected with economizer 31, and described air-introduced machine 41 is arranged between acid separator 40 and the Anti-corrosive chimney 42.
During work, yellow phosphoric tail gas is introduced into liquid packing 10, and tail gas is lowered the temperature and dedusting, can remove a part of P simultaneously
4And H
2Then S sends into 12 pairs of gases of alkali liquid washing tower by vavuum pump 11 and carries out alkali cleaning, removes a large amount of CO
2, H
2S, SO
2With the sour gas such as HF, then send into dehydrate device 14 and dehydrate after, entering burner 20 burns, and after utilizing open type burner hearth waste heat boiler 30 to reclaim heats, after acid separator 40 deacidify again by Anti-corrosive chimney 42 discharges.
Above embodiment has just set forth basic principle of the present invention and characteristic; the present invention is not limited by above-mentioned example; without departing from the spirit and scope of the present invention, the present invention also has various variations and change, and these variations and change all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (5)
1. yellow phosphoric tail gas recycling system, it comprises the tail gas preprocessing system, combustion system and heat recovery system, it is characterized in that: described tail gas preprocessing system comprises liquid packing, described liquid packing is connected with the alkali liquid washing tower by vavuum pump, described alkali liquid washing tower by pipeline with dehydrate device and be connected, described combustion system comprises burner, one end of described burner by the control valve group with dehydrate device and be connected, the other end is connected with adiabatic incinerator, and described burner also is connected with air blast, described heat recovery system comprises waste heat boiler and economizer, one end of described waste heat boiler is connected with adiabatic incinerator, and the other end connects economizer.
2. yellow phosphoric tail gas recycling according to claim 1 system; It is characterized in that: described yellow phosphoric tail gas recycling system also comprises the flue gas after-treatment system that is connected with heat recovery system.
3. yellow phosphoric tail gas recycling according to claim 2 system; It is characterized in that: described flue gas after-treatment system comprises acid separator, air-introduced machine and chimney, and described acid separator is connected with economizer, and described air-introduced machine is arranged between acid separator and the chimney.
4. yellow phosphoric tail gas recycling according to claim 3 system; It is characterized in that: described chimney is Anti-corrosive chimney.
5. yellow phosphoric tail gas recycling according to claim 1 system; It is characterized in that: described waste heat boiler is open type burner hearth waste heat boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100125498A CN103047660A (en) | 2013-01-14 | 2013-01-14 | Yellow phosphorus tail gas recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100125498A CN103047660A (en) | 2013-01-14 | 2013-01-14 | Yellow phosphorus tail gas recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103047660A true CN103047660A (en) | 2013-04-17 |
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ID=48060407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100125498A Pending CN103047660A (en) | 2013-01-14 | 2013-01-14 | Yellow phosphorus tail gas recycling system |
Country Status (1)
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| CN (1) | CN103047660A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511048A (en) * | 2017-09-08 | 2017-12-26 | 中冶焦耐(大连)工程技术有限公司 | A kind of Claus tail gases condensation process technique |
| CN112058023A (en) * | 2020-08-21 | 2020-12-11 | 郑州嵩山硼业科技有限公司 | Tail gas treatment system for producing nano boron carbide powder |
| CN112377930A (en) * | 2020-10-16 | 2021-02-19 | 雷波凯瑞磷化工有限责任公司 | Method and equipment for reducing nitrogen oxide emission by yellow phosphorus tail gas combustion |
| CN112393229A (en) * | 2020-10-16 | 2021-02-23 | 雷波凯瑞磷化工有限责任公司 | Boiler capable of reducing nitrogen oxide emission during combustion of yellow phosphorus tail gas |
| CN113144870A (en) * | 2021-05-19 | 2021-07-23 | 苏尼特金曦黄金矿业有限责任公司 | Gold detection tail gas and tail liquid purification and recovery process based on optimized milling and leaching |
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| JPS6287228A (en) * | 1985-10-15 | 1987-04-21 | Sumitomo Heavy Ind Ltd | Dry stack gas desulfurization process |
| CN201032141Y (en) * | 2007-03-30 | 2008-03-05 | 云南功业锅炉有限公司 | Yellow phosphorus tail gas combustion utilizing boiler |
| CN201386998Y (en) * | 2009-04-17 | 2010-01-20 | 昆明理工大学 | Yellow phosphorus tail gas fuel gas boiler |
| CN202303411U (en) * | 2011-10-27 | 2012-07-04 | 中国石油化工股份有限公司 | Yellow phosphorous tail gas waste heat recovery system with independent combustion chamber |
| CN102563595A (en) * | 2011-01-01 | 2012-07-11 | 王志凯 | Yellow phosphorus tail gas combustion heat recovery device |
| CN203082895U (en) * | 2013-01-14 | 2013-07-24 | 无锡市沈能节能锅炉有限公司 | Yellow phosphorus off gas recycling system |
-
2013
- 2013-01-14 CN CN2013100125498A patent/CN103047660A/en active Pending
Patent Citations (6)
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| JPS6287228A (en) * | 1985-10-15 | 1987-04-21 | Sumitomo Heavy Ind Ltd | Dry stack gas desulfurization process |
| CN201032141Y (en) * | 2007-03-30 | 2008-03-05 | 云南功业锅炉有限公司 | Yellow phosphorus tail gas combustion utilizing boiler |
| CN201386998Y (en) * | 2009-04-17 | 2010-01-20 | 昆明理工大学 | Yellow phosphorus tail gas fuel gas boiler |
| CN102563595A (en) * | 2011-01-01 | 2012-07-11 | 王志凯 | Yellow phosphorus tail gas combustion heat recovery device |
| CN202303411U (en) * | 2011-10-27 | 2012-07-04 | 中国石油化工股份有限公司 | Yellow phosphorous tail gas waste heat recovery system with independent combustion chamber |
| CN203082895U (en) * | 2013-01-14 | 2013-07-24 | 无锡市沈能节能锅炉有限公司 | Yellow phosphorus off gas recycling system |
Non-Patent Citations (1)
| Title |
|---|
| 陈思忠: "黄磷尾气的净化及综合利用", 《中国资源综合利用》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511048A (en) * | 2017-09-08 | 2017-12-26 | 中冶焦耐(大连)工程技术有限公司 | A kind of Claus tail gases condensation process technique |
| CN112058023A (en) * | 2020-08-21 | 2020-12-11 | 郑州嵩山硼业科技有限公司 | Tail gas treatment system for producing nano boron carbide powder |
| CN112377930A (en) * | 2020-10-16 | 2021-02-19 | 雷波凯瑞磷化工有限责任公司 | Method and equipment for reducing nitrogen oxide emission by yellow phosphorus tail gas combustion |
| CN112393229A (en) * | 2020-10-16 | 2021-02-23 | 雷波凯瑞磷化工有限责任公司 | Boiler capable of reducing nitrogen oxide emission during combustion of yellow phosphorus tail gas |
| CN113144870A (en) * | 2021-05-19 | 2021-07-23 | 苏尼特金曦黄金矿业有限责任公司 | Gold detection tail gas and tail liquid purification and recovery process based on optimized milling and leaching |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20151124 Address after: 214181 No. 30 Hui Road, former Island community, former Chau Street, Huishan District, Jiangsu, Wuxi Applicant after: Wuxi Shenneng Energy-Saving Equipment Co., Ltd. Applicant after: Yunnan Gongye Boiler Co., Ltd. Address before: 214181 No. 30 Hui Road, former Island community, former Chau Street, Huishan District, Jiangsu, Wuxi Applicant before: Wuxi Shenneng Energy-Saving Equipment Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20130417 |