CN205127441U - High -efficient condensation tube bank defogging device - Google Patents
High -efficient condensation tube bank defogging device Download PDFInfo
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- CN205127441U CN205127441U CN201520844050.8U CN201520844050U CN205127441U CN 205127441 U CN205127441 U CN 205127441U CN 201520844050 U CN201520844050 U CN 201520844050U CN 205127441 U CN205127441 U CN 205127441U
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- cold water
- tube bank
- main pipe
- tower
- collecting device
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Abstract
The utility model relates to a high -efficient condensation tube bank defogging device, the device including set up multiunit condenser pipe upper and lower and the column pitch setting on the tower get one's things ready puts, water inlet, delivery port, comdenstion water collection device and comdenstion water outlet, the condenser pipe of lower floor is got one's things ready and is set up comdenstion water collection device on the tower inner wall of the below of putting, this comdenstion water collection device go up and comdenstion water collection device in be linked together and set up the comdenstion water outlet, the other end of this comdenstion water outlet extends to outside the tower. This device gives a new lease of life to current defroster, increases by one section condensing equipment in two -layer defroster lower part to improve the effect that the defroster defogging removed dust, the device not only can reduce the limit particle diameter of defroster, can also reach the effect that reduces defroster export droplet concentration.
Description
Technical field
The utility model belongs to technical field of environment protection equipment, relates to the flue gas demister transformation of absorption tower outlet in Wet Flue Gas Desulfurization Technology, especially a kind of high-efficiency condensation tube bank demister.
Background technology
In flue gas desulfurization technique, desulfur technology is most widely used in a wet process, its nucleus equipment is absorption tower, flue gas after the washing of absorption tower is the saturated wet flue gas of about 50 DEG C, with fume emission, both caused the loss of large water gaging, simultaneously, the particle dissolved in water and suspend also together can enter air, causes air secondary to pollute.
In order to reduce the discharge of drop, prior art means install demister additional at top, absorption tower.Existing demister is in the majority with flap form, and it is better that it removes fog effect, and limit grain diameter can reach 25 microns, and because it is by the restriction of reentrainment, its operating rate can not be too high, therefore thinks to reduce its limit grain diameter further very difficult.
By retrieval, find that following two sections of patents relevant to present patent application separate document:
1, hydrochloric acid tank condensation demister (CN203975652U), relate to a kind of hydrochloric acid tank condensation demister, it comprises condenser pipe, and condenser pipe is helical form acid mist condenser pipe, and body is bending in the shape of a spiral; Helical form acid mist condenser pipe is vertically through the staving of built-in cooling water, and the upper and lower port of pipe passes in the hydrochloric acid of air and hydrochloric acid tank respectively; Staving is arranged the cooling water pipe passing into and discharge cooling water.The utility model reduces hydrochloric acid in hydrochloric acid tank simply and effectively and naturally volatilizees, the acid mist that transpiration goes out from hydrochloric acid liquid, condense at tube wall internal layer after condenser pipe, hydrochloric acid after one after another drop of condensation is again by there being the helical form condenser pipe of certain angle of crater, naturally assemble downwards, be finally back in hydrochloric acid tank.Like this, acid mist has lacked, and condensed hydrochloric acid have also been obtained recovery.
2, a kind of efficient aerodynamic tube bank phase transformation dedusting demister and application (CN104923020A), relate to a kind of efficient aerodynamic tube bank phase transformation dedusting demister and application, described device comprises the cylindrical shell of the hollow of a both ends open, cylindrical shell upper sealing plate, shrouding under cylindrical shell, eddy flow section, bundled tube water smoke distribution section and dash section, in described internal layer cylinder, coaxial spaced arranges the eddy flow section of more than two-stage from the bottom to top, bundled tube water smoke distribution section is coaxially set between adjacent two eddy flow sections, the coaxial outer fringe seal of described dash section is arranged on the internal layer cylinder below cylindrical shell upper sealing plate.Apparatus of the present invention can remove drop, dust and ultrafine dust, demist, better dust removal effect effectively to flue gas system or industrial waste gas system afterbody, lower more energy-conservation with wet-esp phase specific energy consumption; Meanwhile, this device has saved arrangement space, does not have power-equipment, has good dedusting except fog effect, can be applied in industrial tail gas dedusting demist aspect under the condition improving energy consumption.
By contrast, there are the different of essence in present patent application and above-mentioned patent publication us.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art part, there is provided a kind of structure simple, be convenient to apply, can directly transform existing demist, reduce limit grain diameter, have and to economize on water and the high-efficiency condensation of environmental-protection function restrains demister, this device can be applied in the middle of the equipment for wet process of FGD, and effect is free state drop contained in the flue gas after removing wet process of FGD.
The purpose of this utility model is achieved through the following technical solutions:
A kind of high-efficiency condensation tube bank demister, described device comprises the upper and lower spaced condenser pipe bundle device arranged side by side of many groups of being arranged on tower, water inlet, delivery port, condensed water collecting device and condensate water discharging mouth, the inner wall of tower of the below of undermost condenser pipe bundle device arranges condensed water collecting device, this condensed water collecting device arranges condensate water discharging mouth with being connected in condensed water collecting device, and the other end of this condensate water discharging mouth extends to outside tower;
Often organize condenser pipe bundle device and comprise cold water main pipe and the tube bank of cold water arm, the horizontal both sides of described cold water main pipe are all connected with cold water main pipe and arrange multiple longitudinally spaced cold water arm and restrain, one end of the opposite side of the relative cold water arm tube bank of these cold water main pipe both sides is all connected with cold water main pipe and arranges, the other end of the multiple cold water arms tube bank of these cold water main pipe both sides extends to the outer and one end of the same side of tower and is all connected and is set together, one end of described cold water main pipe is set to water inlet, and the other end of this cold water main pipe is sealing setting;
Restrain to be connected with cold water arm below one end extending to outside tower of described cold water arm tube bank and set out the mouth of a river.
And described condensed water collecting device is obliquely installed in the horizontal direction, described condensate water discharging mouth is arranged on the horizontal least significant end place of condensed water collecting device.
And, the bilateral symmetry of described cold water main pipe arranges the tube bank of multiple cold water arm, the cold water arm of the same side restrains the downward-sloping setting in uniform interval, multiple cold water arms of described cold water main pipe and both sides are restrained and are formed herringbone, described delivery port is arranged on below the least significant end of cold water arm tube bank, the inner wall of tower below the least significant end of described cold water arm tube bank is arranged one end of condensed water collecting device;
The other end of described condensed water collecting device in the horizontal direction downward-sloping setting and end and inner wall of tower interval is arranged, and its end connects and arranges condensate water discharging mouth, and the other end of this condensate water discharging mouth extends to outside tower.
And each cold water arm tube bank becomes 15 degree of angles with horizontal plane.
And described condensed water collecting device is an annular collection trough, and this annular collection trough is arranged along inner wall of tower, the plane at described condensed water collecting device place becomes 15 degree of angles, inner wall smooth with horizontal plane.
And the cross section of described cold water main pipe is oval, and length is 1500mm ~ 20000mm, and the major axis in oval pipe cross section is 200 ~ 300mm, and minor axis is 100 ~ 200mm.
And the outer wall of described cold water main pipe is smooth, material is the material of the alloy in lightweight that heat conductivility is good.
And described delivery port is set to multiple.
Advantage of the present utility model and good effect are:
1, this device is provided with condenser pipe bundle device, water inlet, delivery port, condensed water collecting device and condensate water discharging mouth, in use, water supply pump is adopted in condenser pipe bundle device, to pass into cold conditions liquid by water inlet, i.e. cold water, normal desulfurizing tower exit gas temperature is 50 DEG C, a large amount of steam in wet flue gas carry out condensation with regard to the automatic tube bank surface at cold water main pipe and cold water arm, this device can not only reduce the limit grain diameter of demister, demister outlet droplet concentration can also be reduced, improve the effect of demist dedusting; In addition, by the surface condensation effect of condenser pipe bundle device, water smoke in condensation tube bank surface condensation, has automatically cleaning effect in a large number, and therefore this device does not need to rinse; The setting of condensed water collecting device and condensate water discharging mouth, bears water flue gas condensed and collects in condensed water collecting device, and the condensed water after collection can be used for pulping water, play water saving secondary utilizing status, reduce desulfurizer water consumption, saved water resource, and this apparatus structure simple, be convenient to application.
2, the condensed water collecting device of this device is obliquely installed in the horizontal direction, described condensate water discharging mouth is arranged on the horizontal least significant end place of condensed water collecting device, the setting of this kind of structure, make the condensed water in condensed water collecting device that the effect of gravity can be utilized to flow out condensate water discharging mouth, not only save the energy, and facilitate the operation of condensation water collection, and condensate water discharging mouth is arranged on the horizontal least significant end place of condensed water collecting device, condensed water in condensed water collecting device can be discharged from condensed water collecting device completely, further save water resource.
3, the uniform interval of bilateral symmetry of the cold water main pipe of this device is downward-sloping arranges the tube bank of multiple cold water arm, such as, each cold water arm tube bank becomes 15 degree of angles with horizontal plane, multiple cold water arms of described cold water main pipe and both sides are restrained and are formed herringbone, inner wall of tower below the least significant end of described cold water arm tube bank is arranged one end of condensed water collecting device, the setting of this kind of structure, make the cold water in the tube bank of multiple cold water arm that the effect of gravity can be utilized to flow out delivery port, save the energy, facilitate operation, and delivery port is arranged on below the least significant end of cold water arm tube bank, cold water in the tube bank of cold water arm can be flowed out completely in the tube bank of cold water arm, further save water resource.
4, this device may be used in the middle of the equipment of wet process of FGD, effect is free state drop contained in the flue gas after removing wet process of FGD, this device reproduces existing demister, in use, this device can be set in the middle of two-layer demister, thus improve the effect of demister demist dedusting.
Accompanying drawing explanation
Fig. 1 is the anatomical connectivity cross-sectional schematic of the utility model device;
Fig. 2 is the top view (omission tower) of Fig. 1;
Detailed description of the invention
For accompanying drawing embodiment, the utility model is described in further detail below, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of high-efficiency condensation tube bank demister, as depicted in figs. 1 and 2, described device comprises on many groups that are arranged on tower 1, lower spaced condenser pipe bundle device 2 arranged side by side, water inlet 4, delivery port 7, condensed water collecting device 8 and condensate water discharging mouth 9, the inner wall of tower of the below of undermost condenser pipe bundle device arranges condensed water collecting device, be used for collecting the condensed flue gas condensing water of tower interior condenser tube bundle device, this condensed water collecting device arranges condensate water discharging mouth with being connected in condensed water collecting device, the other end of this condensate water discharging mouth extends to outside tower, be used for discharging the flue gas condensing water in condensed water collecting device,
Often organize condenser pipe bundle device and comprise cold water main pipe 3 and cold water arm tube bank 5, the horizontal both sides of described cold water main pipe are all connected with cold water main pipe and arrange multiple longitudinally spaced cold water arm and restrain, one end of the opposite side of the relative cold water arm tube bank of these cold water main pipe both sides is all connected with cold water main pipe and arranges, the other end of the multiple cold water arms tube bank of these cold water main pipe both sides extends to the outer and one end of the same side of tower and is all connected and is set together 6, one end of described cold water main pipe is set to water inlet, and the other end of this cold water main pipe is sealing setting;
Restrain to be connected with cold water arm below one end extending to outside tower of described cold water arm tube bank and set out the mouth of a river, in the present embodiment, described delivery port is set to multiple, improves the speed of water outlet, thus improves the effect of condensation.
This device is provided with condenser pipe bundle device, water inlet, delivery port, condensed water collecting device and condensate water discharging mouth, in use, water supply pump is adopted in condenser pipe bundle device, to pass into cold conditions liquid by water inlet, i.e. cold water, normal desulfurizing tower exit gas temperature is 50 DEG C, a large amount of steam in wet flue gas carry out condensation with regard to the automatic tube bank surface at cold water main pipe and cold water arm, this device can not only reduce the limit grain diameter of demister, demister outlet droplet concentration can also be reduced, improve the effect of demist dedusting; In addition, by the surface condensation effect of condenser pipe bundle device, water smoke in condensation tube bank surface condensation, has automatically cleaning effect in a large number, and therefore this device does not need to rinse; The setting of condensed water collecting device and condensate water discharging mouth, bears water flue gas condensed and collects in condensed water collecting device, and the condensed water after collection can be used for pulping water, play water saving secondary utilizing status, reduce desulfurizer water consumption, saved water resource, and this apparatus structure simple, be convenient to application.
In the present embodiment, described condensed water collecting device is obliquely installed in the horizontal direction, described condensate water discharging mouth is arranged on the horizontal least significant end place of condensed water collecting device, the setting of this kind of structure, make the condensed water in condensed water collecting device that the effect of gravity can be utilized to flow out condensate water discharging mouth, not only save the energy, and facilitate the operation of condensation water collection, and condensate water discharging mouth is arranged on the horizontal least significant end place of condensed water collecting device, condensed water in condensed water collecting device can be discharged from condensed water collecting device completely, further save water resource.
In the present embodiment, the bilateral symmetry of described cold water main pipe arranges the tube bank of multiple cold water arm, the cold water arm of the same side restrains the downward-sloping setting in uniform interval, such as, each cold water arm tube bank becomes 15 degree of angles with horizontal plane, multiple cold water arms of described cold water main pipe and both sides are restrained and are formed herringbone, described delivery port is arranged on below the least significant end of cold water arm tube bank, inner wall of tower below the least significant end of described cold water arm tube bank is arranged one end of condensed water collecting device, the setting of this kind of structure, make the cold water in the tube bank of multiple cold water arm that the effect of gravity can be utilized to flow out delivery port, save the energy, facilitate operation, and delivery port is arranged on below the least significant end of cold water arm tube bank, cold water in the tube bank of cold water arm can be flowed out completely in the tube bank of cold water arm, further save water resource,
The other end of described condensed water collecting device in the horizontal direction downward-sloping setting and end and inner wall of tower interval is arranged, and its end connects and arranges condensate water discharging mouth, and the other end of this condensate water discharging mouth extends to outside tower.
In the present embodiment, described condensed water collecting device is an annular collection trough, and this annular collection trough is arranged along inner wall of tower, and the plane at described condensed water collecting device place becomes 15 degree of angles, inner wall smooth with horizontal plane.
In the present embodiment, the cross section of described cold water main pipe is oval, and length is 1500mm ~ 20000mm, and the major axis in oval pipe cross section is 200 ~ 300mm, and minor axis is 100 ~ 200mm; Or the outer wall of described cold water main pipe is smooth, material is the material of the alloy in lightweight that heat conductivility is good.
The utility model device may be used in the middle of the equipment of wet process of FGD, effect is free state drop contained in the flue gas after removing wet process of FGD, this device reproduces existing demister, in use, this device can be set in the middle of two-layer demister, thus improve the effect of demister demist dedusting.Flue gas after wet desulphurization is saturated flue gas, during by condensing unit surface, and flue gas cool-down, droplet, in condensing unit surface condensation, reduces demister exit concentration; Simultaneously comparatively small particle diameter droplet can agglomerate, form large droplet, droplet coalescence phenomenon occurs, thus the wet flue gas concentration reduced in demister outlet droplet limit grain diameter and flue gas reduces.
Claims (8)
1. a high-efficiency condensation tube bank demister, it is characterized in that: described device comprises the upper and lower spaced condenser pipe bundle device arranged side by side of many groups of being arranged on tower, water inlet, delivery port, condensed water collecting device and condensate water discharging mouth, the inner wall of tower of the below of undermost condenser pipe bundle device arranges condensed water collecting device, this condensed water collecting device arranges condensate water discharging mouth with being connected in condensed water collecting device, and the other end of this condensate water discharging mouth extends to outside tower;
Often organize condenser pipe bundle device and comprise cold water main pipe and the tube bank of cold water arm, the horizontal both sides of described cold water main pipe are all connected with cold water main pipe and arrange multiple longitudinally spaced cold water arm and restrain, one end of the opposite side of the relative cold water arm tube bank of these cold water main pipe both sides is all connected with cold water main pipe and arranges, the other end of the multiple cold water arms tube bank of these cold water main pipe both sides extends to the outer and one end of the same side of tower and is all connected and is set together, one end of described cold water main pipe is set to water inlet, and the other end of this cold water main pipe is sealing setting;
Restrain to be connected with cold water arm below one end extending to outside tower of described cold water arm tube bank and set out the mouth of a river.
2. high-efficiency condensation tube bank demister according to claim 1, it is characterized in that: described condensed water collecting device is obliquely installed in the horizontal direction, described condensate water discharging mouth is arranged on the horizontal least significant end place of condensed water collecting device.
3. high-efficiency condensation tube bank demister according to claim 1, it is characterized in that: the bilateral symmetry of described cold water main pipe arranges the tube bank of multiple cold water arm, the cold water arm of the same side restrains the downward-sloping setting in uniform interval, multiple cold water arms of described cold water main pipe and both sides are restrained and are formed herringbone, described delivery port is arranged on below the least significant end of cold water arm tube bank, the inner wall of tower below the least significant end of described cold water arm tube bank is arranged one end of condensed water collecting device;
The other end of described condensed water collecting device in the horizontal direction downward-sloping setting and end and inner wall of tower interval is arranged, and its end connects and arranges condensate water discharging mouth, and the other end of this condensate water discharging mouth extends to outside tower.
4. high-efficiency condensation tube bank demister according to claim 3, is characterized in that: each cold water arm tube bank becomes 15 degree of angles with horizontal plane.
5. high-efficiency condensation tube bank demister according to claim 3, it is characterized in that: described condensed water collecting device is an annular collection trough, this annular collection trough is arranged along inner wall of tower, and the plane at described condensed water collecting device place becomes 15 degree of angles, inner wall smooth with horizontal plane.
6. high-efficiency condensation tube bank demister according to claim 1, is characterized in that: the cross section of described cold water main pipe is for oval, and length is 1500mm ~ 20000mm, and the major axis in oval pipe cross section is 200 ~ 300mm, and minor axis is 100 ~ 200mm.
7. high-efficiency condensation tube bank demister according to claim 1, it is characterized in that: the outer wall of described cold water main pipe is smooth, material is the material of the alloy in lightweight that heat conductivility is good.
8. the high-efficiency condensation tube bank demister according to any one of claim 1 to 7, is characterized in that: described delivery port is set to multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520844050.8U CN205127441U (en) | 2015-10-28 | 2015-10-28 | High -efficient condensation tube bank defogging device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520844050.8U CN205127441U (en) | 2015-10-28 | 2015-10-28 | High -efficient condensation tube bank defogging device |
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| Publication Number | Publication Date |
|---|---|
| CN205127441U true CN205127441U (en) | 2016-04-06 |
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| CN201520844050.8U Expired - Fee Related CN205127441U (en) | 2015-10-28 | 2015-10-28 | High -efficient condensation tube bank defogging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105214331A (en) * | 2015-10-28 | 2016-01-06 | 航天环境工程有限公司 | A kind of high-efficiency condensation tube bank demister and application |
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- 2015-10-28 CN CN201520844050.8U patent/CN205127441U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105214331A (en) * | 2015-10-28 | 2016-01-06 | 航天环境工程有限公司 | A kind of high-efficiency condensation tube bank demister and application |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20191028 |