CN104162356B - A kind of double multitube combined Pneumatic emulsifying desulfurizing tower - Google Patents
A kind of double multitube combined Pneumatic emulsifying desulfurizing tower Download PDFInfo
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- CN104162356B CN104162356B CN201410426065.2A CN201410426065A CN104162356B CN 104162356 B CN104162356 B CN 104162356B CN 201410426065 A CN201410426065 A CN 201410426065A CN 104162356 B CN104162356 B CN 104162356B
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Abstract
The invention discloses a kind of double multitube combined Pneumatic emulsifying desulfurizing tower, including demister, whirl cylinder, all air chambers, also include the most isometrical two or more tower tube, the most isometrical described tower tube is connected by Y-type three way type structure, described Y-type three way type superstructure is provided with outlet flue, it is connected with demister at described Y-type three way type structure lower opening, the described demister other end is connected with whirl cylinder, it is provided with cyclone in described whirl cylinder, the described whirl cylinder other end is connected with equal air chamber, it is provided with gas approach on described equal gas chamber sidewall, it is provided with Electric air valve in described gas approach, described equal air chamber lower end is provided with prolongation tower tube, the described prolongation tower tube other end is arranged in circulatory pool.Product of the present invention is greatly improved flue gas variable quantity disposal ability, can make full use of resource, saves entreprise cost, meets environment-friendly and energy-saving emission-reduction requirement, just can perfectly make desulfurization be smoothed out and qualified discharge in the case of need not increase equipment and investment.
Description
Technical field:
The present invention relates to industrial waste gas technical field of desulfurization, particularly relate to a kind of double multitube combined Pneumatic emulsifying desulfurizing tower.
Background technology:
Industrial waste gas is carried out the equipment of desulfurization process, in the majority with tower equipment, it is desulfurizing tower, through improvement for many years,
Develop into various types of desulfurizing towers such as Venturi type, eddy flow template, eddy flow column type, floating-ball type, sieve plate type, Pneumatic emulsifying type,
Wherein Pneumatic emulsifying process is formed such that accelerated sulfur-containing smoke gas is the most calm in a round tubular container
Device lower end enters container, and the unstable circulation fluid dirty with container upper end is collided, and flue gas high speed rotary-cut loop slurry, gas-liquid is mutual
Constant collision rotary-cut, liquid grain is the carefullyyest crushed, and gas-liquid is sufficiently mixed, and forms one layer of stable emulsion.In emulsifying
Cheng Zhong, emulsifying liquid layer progressive additive, when after upper pneumatic towing force with emulsion gravitational equilibrium, the emulsion formed the earliest will be by
The emulsion being newly formed replaces.Desulfurization paddle is held up by emulsator mainly by high velocity smoke, and flue gas flow rate is high, and resistance is big；At pot
Stove underload is less, exhaust gas volumn little in the case of, emulsifying effectiveness is poor, and desulfurization dust-removing efficiency will decline to a great extent, boiler high load capacity
Time to be likely to occur flue gas flow rate excessive, slurry layer is the thickest, and equipment resistance is very big, causes boiler output to decline to a great extent.At present,
Existing Pneumatic emulsifying desulfurizing tower all uses single column structure, and the tolerance Significant Change scope of existing emulsifying desulfurizing tower only has positive and negative 30%,
If the tolerance scope of equipment Design Treatment tolerance 1 so existing equipment is 0.7-1.3, say, that 1.3 divided by 0.7
Tolerance excursion equal to 1.85 times, when exhaust gas volumn changes greatly, single column formula Pneumatic emulsifying desulfurizing tower will be unable to fully cigarette
Gas carries out desulfurization, and the tolerance excursion of existing single column formula Pneumatic emulsifying desulfurizing tower fume treatment is also unfavorable for making full use of resource,
The requirement of environment-friendly and energy-saving emission-reduction can not be met.
Summary of the invention:
The technical problem to be solved in the present invention is to overcome above-mentioned the deficiencies in the prior art, and provides one to be greatly improved flue gas change
Energy-handling capability, makes full use of resource, saves entreprise cost, meets double pneumatic breasts of multitube combined of environment-friendly and energy-saving emission-reduction requirement
Change desulfurizing tower.
For solving above-mentioned technical problem, the concrete technical scheme of the present invention is as follows: a kind of double multitube combined Pneumatic emulsifying desulfurizing towers,
Including demister, whirl cylinder, equal air chamber, also including the most isometrical two or more tower tube, the most isometrical described tower tube passes through Y type three
Logical structure is connected, and described Y-type three way type superstructure is provided with outlet flue, at described Y-type three way type structure lower opening and except mist
Device is connected, and the described demister other end is connected with whirl cylinder, is provided with cyclone in described whirl cylinder, and described whirl cylinder is another
One end is connected with equal air chamber, described equal gas chamber sidewall is provided with gas approach, is provided with Electric air valve in described gas approach,
Described equal air chamber lower end is provided with prolongation tower tube, and the described prolongation tower tube other end is arranged in circulatory pool.
Further, the most isometrical described tower tube is vertically fixed on ground by steelframe.
Further, the most isometrical described tower tube is set to 3-16, and preferably tower tube number is 9.
Further, the most isometrical described tower tube uses rustless steel or the long glass fiber-reinforced polypropylene scribbling anti-corrosion material and carbon steel or glass
Steel material is made.
Further, the preferred 316L of described stainless steel material, 904L, 317L, 2205 dual phase steels, 2507 dual phase steels.
Further, described cyclone uses turbine type cyclone, and described turbine is static turbine, is made up of 8-32 sheet blade.
The invention has the beneficial effects as follows: product of the present invention is by using Y-type three way type structure by two or more waney tower tube phases
Connect, and in gas approach, be provided with Electric air valve, controlled the use of tower tube by Electric air valve, according to different exhaust gas volumns
The different tower tube of optional unlatching carries out desulfurization or two or more tower tube carries out desulfurization simultaneously, significantly expands flue gas variable quantity
Adaptability, in the case of the tolerance excursion of emulsifying desulfurizing tower only has positive and negative 30%, existing equipment process exhaust gas volumn change
Scope is 1.85 times, and the process exhaust gas volumn excursion of the present invention is up to 5 times.The present invention is by carrying out the most isometrical to single tower tube
Arrange, compared with isometrical tower tube, in equal highest point reason amount and minimum process weight range, overcome the change of isometrical tower tube flue gas
The deficiency that cannot process in measuring by stages section in the middle, the most isometrical tower tube can realize slitless connection.Significantly carrying of present device
The high disposal ability of flue gas variable quantity, when no matter boiler is to open at full capacity when, or can the when that bottom line being opened
Adapt to its change, just can perfectly make desulfurization be smoothed out and qualified discharge in the case of need not increase equipment and investment.
Accompanying drawing illustrates:
Fig. 1 is present configuration schematic diagram.
Detailed description of the invention:
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with tool
Body illustrates, and the present invention is expanded on further.
See Fig. 1, the double multitube combined Pneumatic emulsifying desulfurizing towers of one, including demister 6, whirl cylinder 7, equal air chamber 11,
Also include that two tower tubes 1,2 the most isometrical, the most isometrical described tower tube 1,2 are connected by Y-type three way type structure 3, described Y type
Three-port structure 3 is provided above outlet flue 4, is connected with demister 6 at described Y-type three way type structure lower opening, described removes
Day with fog 6 other end is connected with whirl cylinder 7, is provided with cyclone 9 in described whirl cylinder 7, described whirl cylinder 7 other end with
All air chambers 11 are connected, and described equal air chamber 11 sidewall is provided with gas approach 10, is provided with electricity in described gas approach 10
Wind symptom valve 5, described equal air chamber 11 lower end is provided with prolongation tower tube 8, and described prolongation tower tube 8 other end is arranged in circulatory pool 12,
Described the most isometrical tower tube 1,2 is vertically fixed on ground by steelframe 13, and the most isometrical described tower tube 1,2 uses Stainless steel 316 L
Making, described cyclone 9 uses turbine type cyclone, described turbine to be static turbine, is made up of 8-32 sheet blade.
The method for designing of a kind of pair of multitube combined Pneumatic emulsifying desulfurizing tower the most isometrical tower tube treating capacity, when the most isometrical tower body is set to
When 2, if it is N that boiler steams tonnage, often steaming tph gas production is M, boiler minimum unlatching rate 20%, then need the flue gas processed
Variable quantity scope be the fume treatment design flow of 0.2NM-NM, A tower be 0.2*1.4*NM=0.28NM, then effectively the processing of A tower
Low exhaust gas volumn is 0.28NM*0.7=0.196NM, the highest exhaust gas volumn 0.28NM*1.3=0.364NM；The fume treatment design flow of B tower
For 0.364NM*0.14=0.509NM, then the minimum exhaust gas volumn that effectively processes of B tower is 0.509NM*0.7=0.356NM, the highest flue gas
Amount 0.509NM*1.3=0.661NM；When A tower and B tower enable simultaneously, fume treatment design flow is 0.28NM+0.509NM=0.789NM,
Effectively processing minimum exhaust gas volumn is 0.789NM*0.7=0.55NM, the highest exhaust gas volumn 0.789NM*1.3=1.025NM.In summary,
The present invention can effectively process the scope of flue gas variable quantity and meet the requirement from 0.2NM-NM.
As a example by the pulverized-coal fired boiler of 30 tons, often steam ton gas production be 0.3 ten thousand stere per hour, thus calculate: 30 tons
The when that pulverized-coal fired boiler leaving at full capacity exhaust gas volumn be 30 ton of * 0.3 ten thousand stere per hour=9 ten thousand stere flue gas per hour, but be
Energy-conservation, enterprise's likely minimum amount opening 6 tons of boiler of 30 tons, then gas production is 6*0.3=1.8 ten thousand stere exhaust gas volumn
Per hour, enterprise needs a kind of desulphurization plant can process the desulfurizing tower of 1.8-9 ten thousand stere exhaust gas volumn change, flue gas variable quantity 9
Divided by 1.8 differences having 5 times, current existing desulfurizing tower then cannot be met requirement, equipment failure can be caused.
The present invention processes A tower that flue gas variable quantity per hour is 1.8-3.2 ten thousand flue gas variable quantity by arranging and processes cigarette per hour
Gas variable quantity is that the B tower of 3.2-5.5 ten thousand flue gas variable quantity as the combined integrated desulfurizing tower of non-uniform structure thus realizes processing
The flue gas variable quantity of up to 5 times.It is described as follows: when per hour, exhaust gas volumn is that 1.8-3.2 ten thousand flue gas variable quantity is carried out by A tower
Processing, A Deethanizer design is X for processing exhaust gas volumn, according to positive and negative 30%, then 0.7*X ＜ 1.8 of existing equipment design treatment quantity,
1.3*X ＞ 3.2, then design A tower processes exhaust gas volumn is X=2.5, meets the requirements.When per hour, exhaust gas volumn is 3.2-5.5 ten thousand cigarette
Gas variable quantity is processed by B tower, and B Deethanizer design is Y for processing exhaust gas volumn, then 0.7*Y ＜ 3.2,1.3*Y ＞ 5.5, then
It is Y=4.5 that design A tower processes exhaust gas volumn, meets the requirements；When per hour, exhaust gas volumn is passed through when being 5.5-9 ten thousand flue gas variable quantity
Electric air valve open simultaneously make A, B two tower jointly process, A Deethanizer design is 2.5 and B Deethanizer design for processing for processing exhaust gas volumn
Exhaust gas volumn is 4.5 to add up as 2.5+4.5=7, and 7 are multiplied by 0.7 is multiplied by 1.3 equal to 9.1 equal to 4.9,7, meets flue gas and becomes
The process requirement of change amount 5.5-9, is the most singly opened to double opening by A, B tower tube and realizes the process from 1.8-9 of the fume treatment variable quantity,
Achieve the process exhaust gas volumn excursion difference up to 5 times, significantly expand the equipment adaptability to flue gas variable quantity.As used
Two isometrical tower tubes process flue gas variable quantity 1.8-9, and it is 3.5 that the most single tower tube processes exhaust gas volumn, when singly opening a tower tube, effectively
Processing flue gas variable quantity is 2.45-4.55, when opening, effectively processes simultaneously, and flue gas variable quantity is 4.9-9.1, then at 1.8-2.45
And equipment cannot process in two flue gas variable quantity range sections of 4.55-4.9.The design principle of the present invention the most isometrical multiple tower tube with
Two-tube identical, can analogize according to above-mentioned computational methods.
The present invention is by carrying out the most isometrical setting to single tower tube, compared with isometrical tower tube, at equal highest point reason amount and lowest part
In reason weight range, the deficiency that cannot process in overcoming isometrical tower tube flue gas variable quantity by stages section in the middle, the most isometrical tower tube
Slitless connection can be realized.The disposal ability substantially increasing flue gas variable quantity of present device, when no matter boiler is to open at full capacity
When, or its change can be adapted to the when that bottom line being opened, with regard to energy in the case of need not increase equipment and investment
Desulfurization is perfectly made to be smoothed out and qualified discharge.
Skilled person will appreciate that of the industry, the present invention is not restricted to the described embodiments, and retouches in above-described embodiment and description
The principle that the present invention is simply described stated, the present invention also has various improvement without departing from the spirit and scope of the present invention.
Claims (7)
1. double multitube combined Pneumatic emulsifying desulfurizing towers, including demister (6), whirl cylinder (7), equal air chamber (11),
It is characterized in that: also include that the most isometrical two or more tower tube (1,2), the most isometrical described tower tube (1,2) pass through Y-type three way type
Structure (3) is connected, and described Y-type three way type structure (3) is provided above outlet flue (4), below described Y-type three way type structure
Opening part is connected with demister (6), and described demister (6) other end is connected with whirl cylinder (7), described whirl cylinder (7)
Inside being provided with cyclone (9), described whirl cylinder (7) other end is connected with equal air chamber (11), described equal air chamber (11) side
It is provided with gas approach (10) on wall, in described gas approach (10), is provided with Electric air valve (5), described equal air chamber (11)
Lower end is provided with prolongation tower tube (8), and described prolongation tower tube (8) other end is arranged in circulatory pool (12).
Described pair of multitube combined Pneumatic emulsifying desulfurizing tower the most according to claim 1, it is characterised in that: described the most isometrical
Tower tube (1,2) is vertically fixed on ground by steelframe (13).
Described pair of multitube combined Pneumatic emulsifying desulfurizing tower the most according to claim 1 and 2, it is characterised in that: described not
Isometrical tower tube (1,2) is set to 3-16.
Described pair of multitube combined Pneumatic emulsifying desulfurizing tower the most according to claim 3, it is characterised in that: described the most isometrical
Tower tube is set to 9.
Described pair of multitube combined Pneumatic emulsifying desulfurizing tower the most according to claim 1, it is characterised in that: described the most isometrical
Tower tube (1,2) uses rustless steel or the long glass fiber-reinforced polypropylene scribbling anti-corrosion material and carbon steel or glass-reinforced plastic material to make.
Described pair of multitube combined Pneumatic emulsifying desulfurizing tower the most according to claim 5, it is characterised in that: described rustless steel
Material uses 316L, 904L, 317L, 2205 dual phase steels, 2507 dual phase steels.
Described pair of multitube combined Pneumatic emulsifying desulfurizing tower the most according to claim 1, it is characterised in that: described cyclone
(9) using turbine type cyclone, described turbine is static turbine, is made up of 8-32 sheet blade.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410426065.2A CN104162356B (en) | 2014-08-27 | 2014-08-27 | A kind of double multitube combined Pneumatic emulsifying desulfurizing tower |
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| CN201410426065.2A CN104162356B (en) | 2014-08-27 | 2014-08-27 | A kind of double multitube combined Pneumatic emulsifying desulfurizing tower |
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| CN104162356B true CN104162356B (en) | 2016-08-17 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1408418A (en) * | 1971-11-22 | 1975-10-01 | Thordarson J | Separating apparatus |
| CN1513585A (en) * | 2003-08-19 | 2004-07-21 | 武汉凯迪电力股份有限公司 | Dry process stack gas desulfur system using malti tower in parallel structure |
| CN201263968Y (en) * | 2008-04-23 | 2009-07-01 | 舒梅男 | Air-operated emulsification and desulfurization tower with double-whirlcone connected in series |
| CN201815237U (en) * | 2010-10-22 | 2011-05-04 | 长沙高必拓机械有限公司 | Pneumatic emulsifying desulfurizing tower |
| CN202569944U (en) * | 2012-06-01 | 2012-12-05 | 熊佑豪 | Cyclone pneumatic vortex desulfurization emulsifier and vortex emulsification desulfurization tower with Venturi tubes |
| CN103977693A (en) * | 2014-06-04 | 2014-08-13 | 长沙高必拓脱硫工程有限公司 | Pneumatic emulsion ammonium carbonate desulfurization system and technological process thereof |
| CN204107314U (en) * | 2014-08-27 | 2015-01-21 | 邹海明 | A kind of two multitube combined Pneumatic emulsifying desulfurizing tower |
-
2014
- 2014-08-27 CN CN201410426065.2A patent/CN104162356B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1408418A (en) * | 1971-11-22 | 1975-10-01 | Thordarson J | Separating apparatus |
| CN1513585A (en) * | 2003-08-19 | 2004-07-21 | 武汉凯迪电力股份有限公司 | Dry process stack gas desulfur system using malti tower in parallel structure |
| CN201263968Y (en) * | 2008-04-23 | 2009-07-01 | 舒梅男 | Air-operated emulsification and desulfurization tower with double-whirlcone connected in series |
| CN201815237U (en) * | 2010-10-22 | 2011-05-04 | 长沙高必拓机械有限公司 | Pneumatic emulsifying desulfurizing tower |
| CN202569944U (en) * | 2012-06-01 | 2012-12-05 | 熊佑豪 | Cyclone pneumatic vortex desulfurization emulsifier and vortex emulsification desulfurization tower with Venturi tubes |
| CN103977693A (en) * | 2014-06-04 | 2014-08-13 | 长沙高必拓脱硫工程有限公司 | Pneumatic emulsion ammonium carbonate desulfurization system and technological process thereof |
| CN204107314U (en) * | 2014-08-27 | 2015-01-21 | 邹海明 | A kind of two multitube combined Pneumatic emulsifying desulfurizing tower |
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| CN104162356A (en) | 2014-11-26 |
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Application publication date: 20141126 Assignee: Hunan Wanke new material environmental protection machinery Co., Ltd. Assignor: Zou Haiming Contract record no.: 2017430000002 Denomination of invention: Double-multitube integrated type pneumatic emulsification desulfurizing tower Granted publication date: 20160817 License type: Exclusive License Record date: 20170313 |
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