CN102352422A - Evaporative cooling tower for dry method convertor gas dedusting - Google Patents
Evaporative cooling tower for dry method convertor gas dedusting Download PDFInfo
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- CN102352422A CN102352422A CN2011103383331A CN201110338333A CN102352422A CN 102352422 A CN102352422 A CN 102352422A CN 2011103383331 A CN2011103383331 A CN 2011103383331A CN 201110338333 A CN201110338333 A CN 201110338333A CN 102352422 A CN102352422 A CN 102352422A
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- flue gas
- evaporative cooling
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Abstract
The invention relates to an evaporative cooling tower for dry method convertor gas dedusting. The evaporative cooling tower is characterized in that the tower comprises a double-flow spray gun device, a nonmetal compensator, a limiting support, an evaporative cooling tower barrel, a fixed support and an outlet flue gas pipe, wherein the inlet of the nonmetal compensator is connected with the outlet of a gasification cooling flue used for delivering high temperature flue gas, the double-flow spray gun device used for cooling the flue gas is arranged at the tail end of the gasification cooling flue; the outlet of the nonmetal compensator is connected with the inlet of the evaporative cooling tower barrel; and the outer wall of the upper part of the evaporative cooling tower barrel is provided with the limiting support, the outer wall of the lower part of the evaporative cooling tower barrel is provided with the fixed support, the lower part of the evaporative cooling tower barrel is a cone, the side flue gas outlet of the cone is connected with the outlet flue gas pipe, and the bottom of the cone is provided with a dust removing hole. By adopting the evaporative cooling tower, the high temperature flue gas can be cooled to 250 DEG C from 900 DEG C and 40% of the total dust in the flue gas can be removed.
Description
Technical field
The present invention relates to the wet cooling tower that a kind of converter gas dry method dedusting is used.
Background technology
In the converter gas dry-dedusting system; Need at first 900 ℃ high-temperature flue gas cooled off and modifiedly be cooled to 250 ℃; The equipment that wet cooling tower needs just; Can realize cooling high-temperature fume through the mode that consumes a small amount of water coolant; And its internal drag is less, has reduced the service rating of blower fan.
Summary of the invention
The wet cooling tower that the object of the present invention is to provide a kind of converter gas dry method dedusting to use, this wet cooling tower have the dust good effectiveness of removing in the flue gas.
To achieve these goals; Technical scheme of the present invention is: the wet cooling tower that a kind of converter gas dry method dedusting is used is characterized in that it comprises double-flow spray gun device, non-metal compensator, spacing bearing, wet cooling tower cylindrical shell, stationary bearing, outlet flue; The inlet of non-metal compensator links to each other with the outlet of the gasification cooling stack that is used to carry high-temperature flue gas; Be used for the afterbody that flue gas cool-down refrigerative double-flow spray gun device is located at the gasification cooling stack, the spray gun of double-flow spray gun device is positioned at gasification cooling stack and edge gasification cooling stack circumference uniform distribution; Non-metal compensator is positioned at the top of wet cooling tower cylindrical shell, and the outlet of non-metal compensator links to each other with the inlet of wet cooling tower cylindrical shell; The external wall of upper portion of wet cooling tower cylindrical shell is provided with spacing bearing; The bottom outer wall of wet cooling tower cylindrical shell is provided with stationary bearing; The bottom of wet cooling tower cylindrical shell is a cone, and the side exhanst gas outlet of cone links to each other with the outlet flue, and the bottom of cone is provided with cinder-discharging port.
Be furnished with inspection platform, vision slit and manhole on the described wet cooling tower cylindrical shell.
The present invention has following beneficial effect: use this wet cooling tower, adopt the transpiration cooling heat exchange of direct contact type, can make the high-temperature flue gas of 900 ℃ of inlets be cooled to 250 ℃ through consuming a small amount of cooling evaporation of water refrigerative mode; Air current composition design through the bottom cone can be removed 40% of total dust content in the flue gas through the mode of gravity and centrifugal force with the dust in the flue gas, has the dust good effectiveness of removing in the flue gas.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Among the figure: the 1-cooling stack that gasifies, 2-double-flow spray gun device (or claiming two-fluid spray gun, twin spray gun), 3-non-metal compensator, 4-vision slit; The 5-inspection platform, 6-manhole, the spacing bearing of 7-, 8-wet cooling tower cylindrical shell; The 9-stationary bearing, 10-exports flue, 11-cinder-discharging port.(cooling stack 1 that wherein gasifies is not included in the wet cooling tower)
Embodiment
In order to understand the present invention better, further illustrate content of the present invention below in conjunction with embodiment, but content of the present invention not only is confined to the following examples.
Figure 1 A dry dust converter gas used in evaporative cooling towers, which includes double spray apparatus 2, non-metallic compensator 3, the observation hole 4, the maintenance platform 5, manholes 6, limit bearing 7, evaporative cooling tower cylinder 8, fixed bearing 9, the export gas pipeline 10, discharging port 11; non-metallic compensator 3 for conveying high temperature flue gas inlet and the gasification of a cooling flue outlet is connected, for The cooled flue gas cooling device 2 double gun in the tail of a gasification cooling the flue (ie exports ends), double gun device 2 gun (nozzle) cooling the flue one located within the gasification gasification cooled flue along circumference Uniform (handled by the number of guns in the flue gas heat content decisions, generally 2-12 months); non-metallic compensator three evaporative cooling tower located on top of the cylinder 8, non-metallic compensator three outlet and evaporation cooling tower connected to the inlet tube 8 (non-metallic compensator three temperature requirements of 600 ℃); evaporative cooling tower shell 8 in the flue gas flow control 4.5 ~ 5.5m / s, gas cylinder in evaporative cooling towers the residence time of less than 8 5s; evaporative cooling towers are arranged on the cylindrical body 8 access platform 5, observation hole 4 and the manhole 6 (based on manholes setting cylinder height determines the number of layers); evaporative cooling tower shell 8 The upper and lower material temperature requirements materials were 600 ℃ and 300 ℃ (upper and lower boundary position determined by the temperature distribution in the cylinder); evaporative cooling tower upper portion of the outer wall of the cylindrical body 8 has a stopper holder 7, evaporative cooling tower shell 8 the outer wall of a fixed lower part of the holder 9 (the limit fixed bearing support 7 and 9 for fixing the mounting cylinder 8 evaporative cooling towers), evaporative cooling tower lower part of the cylindrical body 8 cone (evaporative cooling tower shell 8 the bottom of the small inlet end), the cone and the outlet side of the gas outlet duct 10 is connected to the flue gas (flue gas outlet duct 10 in the flow control 20 ~ 25m / s), the bottom of the cone has a discharging port 11 (the cone by centrifugal force and gravity way down except the dust once removed down to the thick gray ash silo 11).
Above-mentioned wet cooling tower is used for the converter gas dry method dedusting, can make the high-temperature flue gas of 900 ℃ of inlets be cooled to 250 ℃; Dust in the flue gas can be removed in the flue gas 40% of total dust content through the mode of gravity and centrifugal force.
Claims (2)
1. the wet cooling tower that the converter gas dry method dedusting is used is characterized in that it comprises double-flow spray gun device (2), non-metal compensator (3), spacing bearing (7), wet cooling tower cylindrical shell (8), stationary bearing (9), outlet flue (10); The inlet of non-metal compensator (3) links to each other with the outlet of the gasification cooling stack (1) that is used to carry high-temperature flue gas; Be used for the afterbody that flue gas cool-down refrigerative double-flow spray gun device (2) is located at gasification cooling stack (1), the spray gun of double-flow spray gun device (2) is positioned at gasification cooling stack (1) and edge gasification cooling stack circumference uniform distribution; Non-metal compensator (3) is positioned at the top of wet cooling tower cylindrical shell (8), and the outlet of non-metal compensator (3) links to each other with the inlet of wet cooling tower cylindrical shell (8); The external wall of upper portion of wet cooling tower cylindrical shell (8) is provided with spacing bearing (7); The bottom outer wall of wet cooling tower cylindrical shell (8) is provided with stationary bearing (9); The bottom of wet cooling tower cylindrical shell (8) is a cone; The side exhanst gas outlet of cone links to each other with outlet flue (10), and the bottom of cone is provided with cinder-discharging port (11).
2. the wet cooling tower that a kind of converter gas dry method dedusting according to claim 1 is used is characterized in that: be furnished with inspection platform (5), vision slit (4) and manhole (6) on the described wet cooling tower cylindrical shell (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110338333 CN102352422B (en) | 2011-10-31 | 2011-10-31 | Evaporative cooling tower for dry method convertor gas dedusting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110338333 CN102352422B (en) | 2011-10-31 | 2011-10-31 | Evaporative cooling tower for dry method convertor gas dedusting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102352422A true CN102352422A (en) | 2012-02-15 |
| CN102352422B CN102352422B (en) | 2013-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110338333 Active CN102352422B (en) | 2011-10-31 | 2011-10-31 | Evaporative cooling tower for dry method convertor gas dedusting |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102776315A (en) * | 2012-08-17 | 2012-11-14 | 中冶南方工程技术有限公司 | Evaporative cooling tower and process for dry dedusting of converter gas |
| CN102787205A (en) * | 2012-07-19 | 2012-11-21 | 中冶南方工程技术有限公司 | Adjusting device and method for injection flow rate of evaporative cooling tower during dry converter dedusting |
| CN103451356A (en) * | 2013-08-26 | 2013-12-18 | 中冶华天工程技术有限公司 | Coarse dust-removal device for dry dust removal for converter |
| CN104060026A (en) * | 2013-03-21 | 2014-09-24 | 宝山钢铁股份有限公司 | Flue gas cooling device used for dedusting in converter |
| CN104894331A (en) * | 2015-06-30 | 2015-09-09 | 中冶南方工程技术有限公司 | Anti-scaling evaporation cooling equipment for primary dry dedusting of converter |
| CN105063273A (en) * | 2015-09-04 | 2015-11-18 | 江苏博际喷雾***有限公司 | Converter primary flue gas low-energy-consumption semidry-process dust removal system |
| CN106731343A (en) * | 2015-11-24 | 2017-05-31 | 北京博鹏北科科技有限公司 | A kind of efficient spray evaporates cooling purifying device and its application method |
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| CN2793661Y (en) * | 2005-04-04 | 2006-07-05 | 中国京冶建设工程承包公司 | Evaporative cooling tower |
| CN201176445Y (en) * | 2008-04-10 | 2009-01-07 | 上海宝钢工程技术有限公司 | Converter coal gas high-temperature exhaust dust device with bag |
| CN101550466A (en) * | 2008-03-31 | 2009-10-07 | 上海宝钢工程技术有限公司 | Converter coal gas high-temperature bag-type dust removing system |
| CN202297654U (en) * | 2011-10-31 | 2012-07-04 | 中冶南方工程技术有限公司 | Wet cooling tower for dedusting gas of converter by dry method |
-
2011
- 2011-10-31 CN CN 201110338333 patent/CN102352422B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2793661Y (en) * | 2005-04-04 | 2006-07-05 | 中国京冶建设工程承包公司 | Evaporative cooling tower |
| CN101550466A (en) * | 2008-03-31 | 2009-10-07 | 上海宝钢工程技术有限公司 | Converter coal gas high-temperature bag-type dust removing system |
| CN201176445Y (en) * | 2008-04-10 | 2009-01-07 | 上海宝钢工程技术有限公司 | Converter coal gas high-temperature exhaust dust device with bag |
| CN202297654U (en) * | 2011-10-31 | 2012-07-04 | 中冶南方工程技术有限公司 | Wet cooling tower for dedusting gas of converter by dry method |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787205A (en) * | 2012-07-19 | 2012-11-21 | 中冶南方工程技术有限公司 | Adjusting device and method for injection flow rate of evaporative cooling tower during dry converter dedusting |
| CN102776315A (en) * | 2012-08-17 | 2012-11-14 | 中冶南方工程技术有限公司 | Evaporative cooling tower and process for dry dedusting of converter gas |
| CN102776315B (en) * | 2012-08-17 | 2014-04-23 | 中冶南方工程技术有限公司 | Evaporative cooling tower and process for dry dedusting of converter gas |
| CN104060026A (en) * | 2013-03-21 | 2014-09-24 | 宝山钢铁股份有限公司 | Flue gas cooling device used for dedusting in converter |
| CN103451356A (en) * | 2013-08-26 | 2013-12-18 | 中冶华天工程技术有限公司 | Coarse dust-removal device for dry dust removal for converter |
| CN104894331A (en) * | 2015-06-30 | 2015-09-09 | 中冶南方工程技术有限公司 | Anti-scaling evaporation cooling equipment for primary dry dedusting of converter |
| CN105063273A (en) * | 2015-09-04 | 2015-11-18 | 江苏博际喷雾***有限公司 | Converter primary flue gas low-energy-consumption semidry-process dust removal system |
| CN106731343A (en) * | 2015-11-24 | 2017-05-31 | 北京博鹏北科科技有限公司 | A kind of efficient spray evaporates cooling purifying device and its application method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102352422B (en) | 2013-02-06 |
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