CN103357246A - Seawater desulfurization absorption tower for purifying smoke, desulfurization system and desulfurization method - Google Patents
Seawater desulfurization absorption tower for purifying smoke, desulfurization system and desulfurization method Download PDFInfo
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- CN103357246A CN103357246A CN2012100969798A CN201210096979A CN103357246A CN 103357246 A CN103357246 A CN 103357246A CN 2012100969798 A CN2012100969798 A CN 2012100969798A CN 201210096979 A CN201210096979 A CN 201210096979A CN 103357246 A CN103357246 A CN 103357246A
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Abstract
The invention provides a seawater desulfurization absorption tower for purifying smoke, a desulfurization system and a desulfurization method. The absorption tower comprises 2-5 layers of filler layers, wherein the height of each layer of the filler layer is 1-4 meters; spraying pipelines which are uniformly distributed are communicated with the periphery of a water supplying main pipe, so as to commonly form a water distribution pipe net. According to the seawater desulfurization absorption tower disclosed by the invention, the pressure borne by the lower part of each filler layer is obviously reduced and the possibility of reducing an effective superficial area of gas-liquid exchanging fillers is reduced due to that the compressive deformation and sinking of the fillers are greatly reduced; the distribution of seawater on the filler layers is more uniform; the desulfurization efficiency of operating the system for a long period is ensured. The desulfurization system disclosed by the invention further comprises a smoke heat exchanger, a seawater booster pump, an aeration tank, an aeration fan and a smoke (air) flue, a pipeline connection system and the like; in an operation process, the water distribution pipe net and a nozzle are used for uniformly spraying the seawater and the fillers have the larger specific surface area, so that the sprayed seawater and smoke can realize uniform and sufficient countercurrent contact to absorb SO2 in the smoke to realize smoke desulfurization.
Description
Technical field
The present invention relates to the Wet Flue Gas Desulfurization Technique field of gas cleaning, particularly relate to a kind of reverse-flow packed absorber that is applicable to the flue gas seawater desulfurizing process.
Background technology
Generally contain a large amount of SO in the flue gas that the burning fossil class A fuel As such as Industrial Boiler, station boiler, marine boiler and drilling platforms burner produce
2Deng acid contaminant, must be processed and to be discharged after up to standard.In flue gas wet desulphurization process, the limestone/lime-gypsum method is most widely used at present, but its operation needs to consume a large amount of ores and freshwater resources, and easily fouling is stopped up, and operation expense is higher, and the slag and effluent of discharging also can bring secondary pollution problems.
In recent years, the bright characteristics such as flue gas seawater desulfurizing process, non-secondary pollution succinct reliable with it numerous Coastal Power Plants in the whole world and the large ship of suiting measures to local conditions obtained applying.Its basic principle is that the seawater that coastal power plant is used for unit cooling (or other source) is a kind of trona resource, a large amount of CO that contain in the seawater
3 2-And HCO
3 -Has a stronger absorption SO so that system is natural
2With the ability of soda acid buffering, therefore can use it for the flue gas desulfurization replacement to the consumption of lime stone.This technique is without absorbent preparation system, the fouling obstruction and the desulfurated plaster secondary pollution problems that do not exist Deposit of Calcium Sulfate to cause, system is succinct, reliability is high, the easy economy of operation maintenance, can significantly save lime stone and freshwater resources, and suitably reduce energy consumption, be a kind of typical energy-saving and emission-reduction advanced technology, be highly suitable for Coastal Power Plant, boats and ships or drilling platforms and promote the use of.
Sea water desulfuration stops up without fouling tendency, is fit to adopt energy-efficient reverse-flow packed absorber lightweight, corrosion-resistant, the easy-to-install PP type material dumped packings of adopting in the Practical Project more.
Chinese patent 200610098748.5 provides a kind of reverse flow type seawater desulfurizing and absorption tower, as shown in Figure 1.
Chinese patent 200810118563.5 provides a kind of annular water distribution and demister composite set, as shown in Figure 2.
In above-mentioned two patents, for reducing crushing and increasing specific surface area as far as possible, the porosity of filler is larger, thereby its structure weight capacity is general; Under every square metre tens of tons seawater spraying condition per hour, the packing layer water-holding capacity is larger, and the bottom filler Chang Buneng of packing layer bears the weight of long-time running and deforms gradually, thereby has a strong impact on the treatment effeciency on absorption tower, reduce the gas cleaning degree, cause exhaust emission.
On the other hand, along with in China and even the world wide to the increasingly stringent of smoke pollution of boiler thing discharge standard, when adopting the sea water desulfuration technology of reverse-flow packed absorber, inevitably will need to adapt to by suitable increase packed height the high desulfurization efficiency requirement of new standard, this can further accelerate that above-mentioned bottom filling is crushed out of shape and the unfavorable variation situation that affects desulfuration efficiency.
Summary of the invention
Defective for seawater desulfurization device in the prior art, the invention provides a kind of absorption tower of filler layering support arrangement, the pressure that bears by reducing each layer bottom filling, prevent filler compressive deformation, subside, thereby guarantee the stability of packed absorber long-time running.
Design of the present invention is as follows:
A kind of seawater desulfurizing and absorption tower for gas cleaning comprises discharge outlet 1, former smoke inlet 2, purifying smoke outlet 8, spray piping 6 and packing layer 5, and spray piping 6 and packing layer 5 are arranged on inside, absorption tower.
2～5 layers of packing layers 5 minutes are distributed in inside, absorption tower along the tower height direction.
Preferably, the number of plies of packing layer 5 is 2 layers.
The height of packing layer 5 is 1～4 meter.
Inside, absorption tower radially is provided with vibration means for main pipe for supplying water 10, vibration means for main pipe for supplying water 10 is arranged on top layer packing layer 5 tops, spray piping 6 is distributed on the vibration means for main pipe for supplying water 10 along the radially perpendicular separation of desulfurizing tower, vibration means for main pipe for supplying water 10 two ends extend to respectively the outside, absorption tower, and vibration means for main pipe for supplying water 10 two ends are provided with water inlet.
Preferably, the quantity of vibration means for main pipe for supplying water 10 is a pair of, and is parallel to each other, and a pair of vibration means for main pipe for supplying water 10 two ends extend to respectively to be converged and consist of loop outside connection of absorption tower, and is provided with water inlet at meet.
For seawater is assigned on the packing layer 5 more uniformly, spray piping 6 is evenly distributed in the middle of a pair of vibration means for main pipe for supplying water 10 and both sides, and is covered with the radial section of inside, absorption tower, and the lower surface of spray piping 6 is evenly distributed with nozzle 12.
In implementation, every layer of packing layer 5 lower end and spray piping 6 lower ends are all fixed by supporting construction;
The supporting construction of every layer of packing layer 5 below comprises successively from the bottom to top cross-brace beam 3, chooses ear I13 and packing support grid 4, all edge tails of cross-brace beam 3, choose ear I13 and the absorption tower inwall is structure as a whole, the upper surface of choosing ear I13 and cross-brace beam 3 is in same absolute altitude.
Choosing ear I13 is the circulus that is fixed in the absorption tower inwall and extends to its center position, and the upper surface of choosing ear I13 supports the edge of packing support grid 4.
The supporting construction of spray piping 6 belows is for choosing ear II14, and choosing ear II14 is the circulus that is fixed in the absorption tower inwall and extends to its center position, and its upper surface supports the edge of spray piping 6.
In implementation, packing support grid 4 is filled with filler for end face is the latticed dull and stereotyped grid of intersection between the dull and stereotyped grid of adjacent layer, and the grid diameter of dull and stereotyped grid is less than the filler diameter.
Supporting construction also comprises longitudinal bracing beam 9, longitudinal bracing beam 9 vertical distribution, and longitudinal bracing beam 9, cross-brace beam 3 and absorption tower inwall are the integral type structure.
In implementation:
Seawater desulfurizing and absorption tower is the circular or square tower of reinforced concrete structure, and the tower body inwall scribbles anti-corrosion material.
The filler that adopts in the packing layer 5 is polypropylene material, oblate dumped packing.
By a kind of desulphurization system that forms for the seawater desulfurizing and absorption tower of gas cleaning, often comprise flue gas heat-exchange unit, flue gas heat-exchange unit is provided with former smoke inlet II, former exhanst gas outlet II, clean smoke inlet II and clean exhanst gas outlet II; Former smoke inlet II is outside to be connected with booster fan (or power plant's air-introduced machine) exhaust pass, former exhanst gas outlet II is connected with the former smoke inlet 2 of seawater desulfurizing and absorption tower bottom, the purifying smoke outlet 8 at seawater desulfurizing and absorption tower top is connected with clean smoke inlet II, and clean exhanst gas outlet II links to each other with discharging flue until chimney.
Water inlet on the vibration means for main pipe for supplying water 10 is connected with booster, and the discharge outlet 1 of seawater desulfurizing and absorption tower bottom is connected with the restoring sea water device;
The sulfur method that utilizes a kind of seawater desulfurizing and absorption tower for gas cleaning to realize, its step is as follows:
Step 1: former flue gas provides power through booster fan (or power plant's air-introduced machine), enters seawater desulfurizing and absorption tower by former smoke inlet 2 after the flue gas heat-exchange unit cooling.
Step 2: from the seawater in plant condenser or other source, part is squeezed into vibration means for main pipe for supplying water 10 through booster, and is dispensed to spray piping 6, and the nozzle 12 by spray piping 6 belows evenly sprays on the top layer filler at last.
Step 3: flue gas and sprayed sea water are carried out sufficient counter current contacting on packing layer 5 surfaces, and seawer washing removes the sulfur dioxide in the flue gas.
Step 4: the flue gas after the desulfurization is discharged from purifying smoke outlet 8 after demister 7 is removed the water droplet that carries, and the process flue gas heat-exchange unit enters atmosphere through chimney after being warming up to and (being generally more than 70 ℃) about 70 ℃.
Step 5: with seawater after flue gas fully contacts sulfur dioxide absorption by the discharge outlet 1 of seawater desulfurizing and absorption tower bottom through flow by gravity to the aeration tank, make seawater quality return to rear discharge into sea up to standard by the mode with fresh seawater mixed diluting and blast aeration.
The beneficial effect that the present invention brings is as follows:
The desulfurizing tower that the present invention relates to adopts the mode of layering support arrangement, so that the pressure that the filler of every layer of filler bottom bears significantly reduces, within its reasonable load that can bear, sinking of packing layer can is not out of shape even cause to long-time running, thereby fundamentally guaranteed the normally and efficiently operation of packing layer, simultaneously, improved water inlet around structure, and design has been assembled nozzle with the seawater that distributes more uniformly, avoid occurring some zone spray of absorption tower less than situation of seawater, thereby more effectively guaranteed system's desulfuration efficiency.
Description of drawings
Fig. 1 is the seawater desulfurization tower structural representation of prior art 1;
Fig. 2 is the seawater desulfurization tower structural representation of prior art 2;
Fig. 3 is the cutaway view of the seawater desulfurization tower of a kind of filler layered arrangement of the present invention;
Fig. 4 is cloth water-bound and the arrangement of nozzles plane thereof of the seawater desulfurization tower of a kind of filler layered arrangement of the present invention;
Fig. 5 is the enlarged drawing that is connected of nozzle and shower in the seawater desulfurization tower of a kind of filler layered arrangement of the present invention;
Fig. 6 is the seawater desulfurization tower brace summer layer plane layout drawing of a kind of filler layered arrangement of the present invention;
Fig. 7 is the typical process flow figure of flue gas sea water desulfuration.
Detailed description of main elements:
The 1-discharge outlet; The former smoke inlet of 2-; 3-cross-brace beam; 4-packing support grid;
The 5-packing layer; The 6-spray piping; The 7-demister; The clean exhanst gas outlet of 8-; 9-longitudinal bracing beam;
The 10-vibration means for main pipe for supplying water; The 11-baffle plate; The 12-nozzle; 13-chooses ear I; 14-chooses ear II.
Below in conjunction with the drawings and specific embodiments the present invention is described in more detail, protection scope of the present invention is not limited to the following specific embodiment.
The specific embodiment
Such as Fig. 3～shown in Figure 7, a kind of seawater desulfurizing and absorption tower for gas cleaning, its integral body is the cylindrical tower body of reinforced concrete structure, inside, absorption tower is intervally distributed with two-layer packing layer 5 along the tower height direction.
The height of every layer of packing layer 5 is 2 meters.
Inside, absorption tower radially is provided with a pair of vibration means for main pipe for supplying water 10, and the two is parallel to each other, and is arranged on top layer filler top, and vibration means for main pipe for supplying water 10 two ends extend to respectively to be converged and consist of loop outside connection of absorption tower, and is provided with water inlet at meet.
The supporting construction of every layer of packing layer 5 below comprises successively from the bottom to top the cross-brace beam 3 that is arranged on the inwall of absorption tower, chooses ear I13 and packing support grid 4, all edge tails of cross-brace beam 3, chooses ear I13 and the absorption tower inwall is structure as a whole.
Choosing ear I13 is the circulus that is fixed in the absorption tower inwall and extends to its center position, and the upper surface of choosing ear I13 supports the edge of packing support grid 4, and the upper surface of choosing ear I 13 and cross-brace beam 3 is in same absolute altitude.
Packing support grid 4 is filled with filler for end face is the latticed dull and stereotyped grid of intersection between the dull and stereotyped grid of adjacent layer, and the grid diameter of dull and stereotyped grid is less than the filler diameter.
The supporting construction of spray piping 6 belows is for choosing ear II14, and choosing ear II14 is the circulus that is fixed in the absorption tower inwall and extends to its center position, and its upper surface supports the edge of spray piping 6.
Supporting construction also comprises longitudinal bracing beam 9, and longitudinal bracing beam 9 vertical distribution are with support vibration means for main pipe for supplying water 10, and longitudinal bracing beam 9, cross-brace beam 3 and absorption tower inwall are the integral type structure.
Longitudinal bracing beam 9 is provided with two-layer boss, in order to jointly support two-layer packing support grid 4 with cross-brace beam 3, two-layer filler is placed on the corresponding packing support grid 4, also places filler in the gap of the cross-brace beam 3 between the two-layer packing layer 5.
By a kind of desulphurization system that forms for the seawater desulfurizing and absorption tower of gas cleaning, comprise flue gas heat-exchange unit and seawater desulfurizing and absorption tower, be provided with former smoke inlet II, former exhanst gas outlet II, clean smoke inlet II and clean exhanst gas outlet II in the flue gas heat-exchange unit; Former smoke inlet II is outside to be connected with booster fan (or power plant's air-introduced machine) exhaust pass, former exhanst gas outlet II is connected with the former smoke inlet 2 of seawater desulfurizing and absorption tower bottom, the purifying smoke outlet 8 at seawater desulfurizing and absorption tower top is connected with clean smoke inlet II, and clean exhanst gas outlet II links to each other with discharging unit for discharging.
Water inlet on the vibration means for main pipe for supplying water 10 is connected with booster, and the discharge outlet 1 of seawater desulfurizing and absorption tower bottom is connected with the restoring sea water device;
The sulfur method that utilizes a kind of seawater desulfurizing and absorption tower for gas cleaning to realize, its step is as follows:
Step 1: former flue gas provides power through booster fan (or power plant's air-introduced machine), enters seawater desulfurizing and absorption tower by former smoke inlet 2 after the flue gas heat-exchange unit cooling.
Step 2: from the seawater in plant condenser (or other source), the part seawater is squeezed into vibration means for main pipe for supplying water 10 by booster, and is dispensed to spray piping 6, and the nozzle 12 by spray piping 6 belows evenly sprays to the top layer filler at last.
Step 3: flue gas and sprayed sea water are carried out sufficient counter current contacting on packing layer 5 surfaces, and seawer washing removes the sulfur dioxide in the flue gas.
Step 4: the flue gas after the desulfurization is discharged from purifying smoke outlet 8 after demister 7 is removed the water droplet that carries, and after the process flue gas heat-exchange unit is warming up to more than 70 ℃, enters atmosphere through chimney.
Step 5: with flue gas fully contact exchange absorbed the seawater behind the sulfur dioxide by the discharge outlet 1 of seawater desulfurizing and absorption tower bottom through flow by gravity to the aeration tank, make seawater quality return to rear discharge into sea up to standard by the mode with fresh seawater mixed diluting and blast aeration.
Technique scheme is one embodiment of the present invention, for those skilled in the art, on the basis that the invention discloses application process and principle, be easy to make various types of improvement or distortion, and be not limited only to the described structure of the above-mentioned specific embodiment of the present invention, therefore previously described mode is just preferred, and does not have restrictive meaning.
Claims (10)
1. seawater desulfurizing and absorption tower that is used for gas cleaning, comprise discharge outlet (1), former smoke inlet (2), purifying smoke outlet (8), packing layer (5) and spray piping (6), it is inner that described packing layer (5) and spray piping (6) are arranged on described absorption tower, it is characterized in that:
It is inner that described packing layer (5) minutes 2～5 layers is distributed in described absorption tower along the tower height direction.
2. a kind of seawater desulfurizing and absorption tower for gas cleaning as claimed in claim 1 is characterized in that:
The number of plies of described packing layer (5) is 2 layers.
3. a kind of seawater desulfurizing and absorption tower for gas cleaning as claimed in claim 1 or 2 is characterized in that:
The height of described packing layer (5) is 1～4 meter.
4. a kind of seawater desulfurizing and absorption tower for gas cleaning as claimed in claim 3 is characterized in that:
Inside, described absorption tower radially is provided with vibration means for main pipe for supplying water (10), described vibration means for main pipe for supplying water (10) is arranged on the described packing layer of top layer (5) top, described spray piping (6) is distributed on the vibration means for main pipe for supplying water (10) along the radially perpendicular separation of described desulfurizing tower, it is outside that described vibration means for main pipe for supplying water (10) two ends extend to respectively described absorption tower, and described vibration means for main pipe for supplying water (10) two ends are provided with water inlet.
5. a kind of seawater desulfurizing and absorption tower for gas cleaning as claimed in claim 4 is characterized in that:
The quantity of described vibration means for main pipe for supplying water (10) is a pair of, and is parallel to each other, and a pair of described vibration means for main pipe for supplying water (10) two ends extend to respectively to be converged and consist of loop outside connection of described absorption tower, and is provided with water inlet at meet;
Described spray piping (6) is evenly distributed in the middle of a pair of described vibration means for main pipe for supplying water (10) and both sides, and is covered with the radial section of inside, described absorption tower, and the lower surface of described spray piping (6) is evenly distributed with nozzle (12);
Described spray piping (6) upper surface is supported with demister (7), and the gap location between described demister (7) and described vibration means for main pipe for supplying water (10) and the absorption tower inwall is provided with baffle plate (11).
6. a kind of seawater desulfurizing and absorption tower for gas cleaning as claimed in claim 4 is characterized in that:
Every layer of described packing layer (5) lower end and spray piping (6) lower end are all fixed by supporting construction;
The supporting construction of described packing layer (5) comprises successively from the bottom to top cross-brace beam (3), chooses ear I (13) and packing support grid (4), all edge tails of described cross-brace beam (3), choose ear I (13) and the absorption tower inwall is structure as a whole, the described upper surface of choosing ear I (13) and described cross-brace beam (3) is in same absolute altitude;
The supporting construction of described spray piping (6) is for choosing ear II (14), the described circulus of ear II (14) for being fixed in described absorption tower inwall and extending to its center position of choosing, its upper surface supports the edge of described spray piping (6).
7. a kind of seawater desulfurizing and absorption tower for gas cleaning as claimed in claim 6 is characterized in that:
The described circulus of ear I (13) for being fixed in described absorption tower inwall and extending to its center position of choosing, the described upper surface of choosing ear I (13) supports the edge of described packing support grid (4);
Described packing support grid (4) is filled with filler for end face is the latticed dull and stereotyped grid of intersection between the described packing support grid (4) of adjacent layer, and the grid diameter of described dull and stereotyped grid is less than the filler diameter.
8. a kind of seawater desulfurizing and absorption tower for gas cleaning as claimed in claim 6 is characterized in that:
Described supporting construction also comprises longitudinal bracing beam (9), described longitudinal bracing beam (9) vertical distribution, and described longitudinal bracing beam (9), cross-brace beam (3) and absorption tower inwall are the integral type structure;
Described longitudinal bracing beam (9) is provided with the boss that supports described packing support grid (4), and vibration means for main pipe for supplying water (10) is stated in described longitudinal bracing beam (9) top braces residence.
9. described a kind of desulphurization system that forms for the seawater desulfurizing and absorption tower of gas cleaning one of according to claim 1～8 is characterized in that:
Comprise or do not comprise flue gas heat-exchange unit in the described system: described flue gas heat-exchange unit is provided with former smoke inlet II, former exhanst gas outlet II, clean smoke inlet II and clean exhanst gas outlet II; Described former smoke inlet II is outside to be connected with booster fan or power plant's air-introduced machine exhaust pass, described former exhanst gas outlet II is connected with the former smoke inlet (2) of described seawater desulfurizing and absorption tower bottom, the purifying smoke outlet (8) at described seawater desulfurizing and absorption tower top is connected with described clean smoke inlet II, and described clean exhanst gas outlet II is connected with the discharging flue;
Water inlet on the described vibration means for main pipe for supplying water (10) is connected with booster, and the discharge outlet (1) of described seawater desulfurizing and absorption tower bottom is connected with the restoring sea water device.
10. the sulfur method that utilizes the described a kind of seawater desulfurizing and absorption tower for gas cleaning of one of claim 1～8 to realize, its step is as follows:
Step 1: former flue gas provides power through booster fan or power plant's air-introduced machine, enters described seawater desulfurizing and absorption tower by described former smoke inlet (2) after the flue gas heat-exchange unit cooling;
Step 2: from the seawater in plant condenser or other source, part is squeezed into water inlet on the described vibration means for main pipe for supplying water (10) through booster, and being dispensed to described spray piping (6), the nozzle (12) by described spray piping (6) below evenly sprays on the top layer filler at last;
Step 3: flue gas and sprayed sea water are carried out sufficient counter current contacting on described packing layer (5) surface, and seawer washing removes the sulfur dioxide in the flue gas;
Step 4: the flue gas after the desulfurization is discharged from described purifying smoke outlet (8) after removing the water droplet that carries through described demister (7), after heating up through flue gas heat-exchange unit, enters atmosphere through chimney;
Step 5: with flue gas fully contact absorbed the seawater behind the sulfur dioxide by the discharge outlet (1) of described seawater desulfurizing and absorption tower bottom through flow by gravity to the aeration tank, make seawater quality return to rear discharge into sea up to standard by the mode with fresh seawater mixed diluting and blast aeration.
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| CN2012100969798A CN103357246A (en) | 2012-04-01 | 2012-04-01 | Seawater desulfurization absorption tower for purifying smoke, desulfurization system and desulfurization method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100969798A CN103357246A (en) | 2012-04-01 | 2012-04-01 | Seawater desulfurization absorption tower for purifying smoke, desulfurization system and desulfurization method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107596870A (en) * | 2017-10-30 | 2018-01-19 | 东方电气集团东方锅炉股份有限公司 | A kind of flue gas desulfurization with seawater absorption tower |
| CN108671734A (en) * | 2018-07-31 | 2018-10-19 | 太仓市宇格明叶环保设备有限公司 | A kind of environment-friendly highly efficient purification soda acid exhaust gas washing tower and its working method |
| CN111939741A (en) * | 2020-08-29 | 2020-11-17 | 无锡雪浪环境科技股份有限公司 | Aperture plate structure and scrubbing tower for flue gas purification |
| CN114887457A (en) * | 2015-10-18 | 2022-08-12 | 彭斯干 | Method and device for washing and purifying ocean engineering power tail gas only by using seawater |
| CN116764426A (en) * | 2023-08-22 | 2023-09-19 | 福建众辉环保设备有限公司 | Spray tower liquid supply pipeline and spray tower |
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| CN1899675A (en) * | 2006-07-12 | 2007-01-24 | 陈玉乐 | Reverse flow type seawater desulfurizing and absorption tower |
| CN101480570A (en) * | 2008-08-19 | 2009-07-15 | 杨东 | Unit equipment of annular water distribution device and defroster |
| CN201735331U (en) * | 2010-07-31 | 2011-02-09 | 朱志辉 | Waste gas desulfurization device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1899675A (en) * | 2006-07-12 | 2007-01-24 | 陈玉乐 | Reverse flow type seawater desulfurizing and absorption tower |
| CN101480570A (en) * | 2008-08-19 | 2009-07-15 | 杨东 | Unit equipment of annular water distribution device and defroster |
| CN201735331U (en) * | 2010-07-31 | 2011-02-09 | 朱志辉 | Waste gas desulfurization device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114887457A (en) * | 2015-10-18 | 2022-08-12 | 彭斯干 | Method and device for washing and purifying ocean engineering power tail gas only by using seawater |
| CN107596870A (en) * | 2017-10-30 | 2018-01-19 | 东方电气集团东方锅炉股份有限公司 | A kind of flue gas desulfurization with seawater absorption tower |
| CN108671734A (en) * | 2018-07-31 | 2018-10-19 | 太仓市宇格明叶环保设备有限公司 | A kind of environment-friendly highly efficient purification soda acid exhaust gas washing tower and its working method |
| CN111939741A (en) * | 2020-08-29 | 2020-11-17 | 无锡雪浪环境科技股份有限公司 | Aperture plate structure and scrubbing tower for flue gas purification |
| CN116764426A (en) * | 2023-08-22 | 2023-09-19 | 福建众辉环保设备有限公司 | Spray tower liquid supply pipeline and spray tower |
| CN116764426B (en) * | 2023-08-22 | 2023-11-03 | 福建众辉环保设备有限公司 | Spray tower liquid supply pipeline and spray tower |
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Application publication date: 20131023 |