CN215175108U - Three-medium glass tube heat exchanger for treating sulfur-containing tail gas - Google Patents
Three-medium glass tube heat exchanger for treating sulfur-containing tail gas Download PDFInfo
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- CN215175108U CN215175108U CN202120752542.XU CN202120752542U CN215175108U CN 215175108 U CN215175108 U CN 215175108U CN 202120752542 U CN202120752542 U CN 202120752542U CN 215175108 U CN215175108 U CN 215175108U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The utility model relates to a contain sulphur tail gas processing and use three medium glass tube heat exchanger, which comprises a housin, the casing has along its length direction's flue gas passageway, and the casing is inside to have the air heat transfer area that is close to the flue gas passageway entry and to be close to the tail gas heat transfer area of flue gas passageway export, is provided with air heat transfer pipe group and tail gas heat transfer pipe group in air heat transfer area and the tail gas heat transfer area respectively, and air heat transfer pipe group and tail gas heat transfer pipe group all include many glass heat exchange tubes. The utility model discloses the waste heat that the heat exchanger utilized the high temperature flue gas is treated and is burned tail gas and combustion air and directly carry out the heat exchange, improves the temperature of two kinds of media, and make full use of flue gas waste heat reduces the fuel consumption volume, reaches energy-conserving purpose. The utility model adopts the glass tube as the heat exchange tube, which is not blocked, not corroded and has zero leakage.
Description
Technical Field
The utility model relates to a contain sulphur tail gas waste heat recovery equipment technical field, concretely relates to contain sulphur tail gas processing with three medium glass tube heat exchangers.
Background
Along with the formulation of national carbon emission reduction target and environmental protection requirement, the material has the advantages of energy conservation and emission reduction, and contains S and H2The flue gas waste heat recovery of the tail gas incineration device of the S-increasing air and heating links of tail gas to be incinerated need to be considered more and more. In the production operation of the sulfur-containing tail gas incineration device, high-temperature flue gas is cooled by the waste heat boiler, in order to avoid corrosion of the waste heat boiler, the temperature of a flue gas outlet for operation of the waste heat boiler is more than 260-280 ℃, and the flue gas is sprayed with water and quenched and then enters the desulfurization device or is directly discharged. The problem of sulfur agglomeration and blockage occurs when a plate type tail gas heater is arranged on site and operated for a period of time. The sulfur-containing tail gas can not directly preheat combustion air, the air temperature is low, low-temperature dew point corrosion can be generated, the air is heated by electricity or steam in the prior art, the air temperature is increased firstly, and the air is heated once and then exchanges heat with the sulfur-containing tail gas, so that the low-temperature dew point corrosion of an air preheater is avoided, and the production cost is obviously increased.
In recent years, the energy-saving and emission-reducing work of industrial enterprises in various places is continuously developed, and the problem of flue gas waste heat utilization of the sulfur-containing tail gas incineration device is increasingly prominent. In the process of further reducing the exhaust gas temperature, sulfuric acid vapor is condensed gradually to form liquid, and dust in the exhaust gas is adhered to form wet dust and sticky dirt which are difficult to clean, so that the exhaust gas channel is blocked; on the other hand, acid liquor corrodes the equipment body and low-temperature dew point corrosion occurs. The existing sulfur-containing tail gas incineration device has the advantages that the temperature of flue gas discharged from a waste heat boiler of an incinerator is higher, and the energy-saving purpose cannot be realized because no proper heat exchanger is used for waste heat utilization, and high-temperature flue gas is not used for carrying out heat exchange on low-temperature combustion air and sulfur-containing tail gas to be incinerated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem and the deficiency, providing a sulfur-containing tail gas treatment is with three medium glass tube heat exchangers.
The utility model discloses a solve above-mentioned technical problem not enough, the technical scheme who adopts is: a three-medium glass tube heat exchanger for treating sulfur-containing tail gas comprises a shell, wherein the shell is provided with a flue gas channel along the length direction of the shell, an air heat exchange region close to an inlet of the flue gas channel and a tail gas heat exchange region close to an outlet of the flue gas channel are arranged in the shell, an air heat exchange tube group and a tail gas heat exchange tube group are respectively arranged in the air heat exchange region and the tail gas heat exchange region, and both the air heat exchange tube group and the tail gas heat exchange tube group comprise a plurality of glass heat exchange tubes.
As a utility model relates to a sulfur-containing tail gas treatment is with further optimization of three medium glass tube heat exchangers: the tail gas heat exchange tube set comprises an air inlet tube and an air outlet tube which are arranged in parallel, the air inlet of the air inlet tube and the air outlet of the air outlet tube are arranged on the same side of the shell, and the air outlet of the air inlet tube and the air inlet of the air outlet tube are communicated through a diversion tube box arranged on the other side of the shell.
As a utility model relates to a sulfur-containing tail gas treatment is with further optimization of three medium glass tube heat exchangers: and guide plates are arranged in the air inlet cavity of the air heat exchange tube group, the flue gas inlet of the flue gas channel, the air inlet tube inlet of the tail gas heat exchange tube and the flow guide tube box.
As a utility model relates to a sulfur-containing tail gas treatment is with further optimization of three medium glass tube heat exchangers: and guide plates are arranged on the air inlet cavity of the air heat exchange tube set, the flue gas inlet of the flue gas channel and the inlet of the air inlet pipe of the tail gas heat exchange tube.
As a utility model relates to a sulfur-containing tail gas treatment is with further optimization of three medium glass tube heat exchangers: the shell is characterized in that an air bypass connected with the air heat exchange tube group is further arranged on the outer wall of the shell, and an adjusting valve used for adjusting the communication between the air bypass and the air heat exchange tube group is arranged on the air bypass.
As a utility model relates to a sulfur-containing tail gas treatment is with further optimization of three medium glass tube heat exchangers: the shell is a vertically arranged cylinder.
As a utility model relates to a sulfur-containing tail gas treatment is with further optimization of three medium glass tube heat exchangers: and a spraying and cleaning device is also arranged in the shell and is positioned above the air heat exchange tube group and the tail gas heat exchange tube group.
As a utility model relates to a sulfur-containing tail gas treatment is with further optimization of three medium glass tube heat exchangers: the shell is a cylinder body which is horizontally arranged.
As a utility model relates to a sulfur-containing tail gas treatment is with further optimization of three medium glass tube heat exchangers: the inner side of the shell is also provided with a spraying and cleaning device, and the bottom of the shell is provided with a sewage outlet.
The utility model discloses following beneficial effect has:
one, the utility model discloses the heat exchanger utilizes the waste heat of high temperature flue gas to treat and burn tail gas and combustion air and directly carry out the heat exchange, improves the temperature of two kinds of media, and make full use of flue gas waste heat reduces the fuel consumption volume, reaches energy-conserving purpose.
Second, the utility model discloses a glass pipe is as the heat exchange tube, and is unblock, noncorrosive, and zero leakage can also improve heat transfer efficiency at intraductal turbolator that increases, makes the structure compacter. The glass tube is adopted as the heat exchange tube, the low-temperature corrosion is prevented without increasing the temperature of inlet air, so that the exhaust gas temperature is not increased; meanwhile, the phenomena of dust deposition and dust blockage are reduced, the heat transfer effect is effectively improved, the exhaust gas temperature is reduced, the ventilation resistance is reduced, the plant power consumption is reduced, and the economic benefit is effectively improved by adopting the glass tube as the heat exchange tube.
Three, the utility model discloses an air heat exchange tube group sets up adjustable air bypass, can satisfy the heat transfer performance of heat exchanger under the different work condition.
Drawings
Fig. 1 is a front view of a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a side view of a schematic structural diagram of embodiment 1 of the present invention;
fig. 3 is a top view of the structure schematic diagram of embodiment 1 of the present invention;
fig. 4 is a front view of a schematic structural diagram of embodiment 2 of the present invention;
fig. 5 is a top view of a schematic structural diagram of embodiment 2 of the present invention;
fig. 6 is a side view of a schematic structural diagram of embodiment 2 of the present invention;
reference numerals: 1. the device comprises a shell, 2, an air heat exchange tube group, 201, an air inlet cavity, 202, an air outlet cavity, 3, a tail gas heat exchange tube group, 301, an air inlet tube, 302, an air outlet tube, 303, a diversion tube box, 4, a flue gas channel, 401, a flue gas inlet, 402, a flue gas outlet, 5, an air bypass, 6, a regulating valve, 7, a diversion plate, 8, a spraying cleaning device, 9 and a sewage outlet.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1
Referring to fig. 1-3, a three-medium glass tube heat exchanger for treating sulfur-containing tail gas comprises a housing 1 of a vertically arranged cylinder, namely a vertical heat exchanger, wherein the housing 1 is provided with a flue gas channel 4 along the length direction thereof, an air heat exchange region close to an inlet of the flue gas channel 4 and a tail gas heat exchange region close to an outlet of the flue gas channel 4 are arranged in the housing 1, an air heat exchange tube group 2 and a tail gas heat exchange tube group 3 are respectively arranged in the air heat exchange region and the tail gas heat exchange region, and both the air heat exchange tube group 2 and the tail gas heat exchange tube group 3 comprise a plurality of glass heat exchange tubes. The air inlet cavity 201 and the air outlet cavity 202 of the air heat exchange tube set 2 are symmetrically arranged on the left side and the right side of the shell 1, the tail gas heat exchange tube set 3 comprises an air inlet tube 301 and an air outlet tube 302 which are arranged in parallel, the air inlet of the air inlet tube 301 and the air outlet of the air outlet tube 302 are arranged on the same side of the shell 1, and the air outlet of the air inlet tube 301 and the air inlet of the air outlet tube 302 are communicated through a flow guide tube box 303 arranged on the other side of the shell 1. An air bypass 5 connected with the air heat exchange tube group 2 is further arranged on the outer wall of the shell 1, and an adjusting valve 6 used for adjusting the communication between the air bypass 5 and the air heat exchange tube group 2 is arranged on the air bypass 5. The air inlet cavity 201 of the air heat exchange tube group 2, the flue gas inlet 401 of the flue gas channel 4, the inlet of the air inlet tube 301 of the tail gas heat exchange tube 3 and the flow guide tube box 30 are all provided with flow guide plates 7. And a spraying and cleaning device 8 is further arranged in the shell 1, and the spraying and cleaning device 8 is positioned above the air heat exchange tube group 2 and the tail gas heat exchange tube group 3.
Example 2
Referring to fig. 4-6, a three-medium glass tube heat exchanger for treating sulfur-containing tail gas comprises a housing 1 of a horizontally arranged cylinder, namely a horizontal heat exchanger, wherein the housing 1 is provided with a flue gas channel 4 along the length direction thereof, an air heat exchange region close to an inlet of the flue gas channel 4 and a tail gas heat exchange region close to an outlet of the flue gas channel 4 are arranged in the housing 1, an air heat exchange tube group 2 and a tail gas heat exchange tube group 3 are respectively arranged in the air heat exchange region and the tail gas heat exchange region, and both the air heat exchange tube group 2 and the tail gas heat exchange tube group 3 comprise a plurality of glass heat exchange tubes. The air inlet cavity 201 and the air outlet cavity 202 of the air heat exchange tube set 2 are symmetrically arranged on the left side and the right side of the shell 1, the tail gas heat exchange tube set 3 comprises an air inlet tube 301 and an air outlet tube 302 which are arranged in parallel, the air inlet of the air inlet tube 301 and the air outlet of the air outlet tube 302 are arranged on the same side of the shell 1, and the air outlet of the air inlet tube 301 and the air inlet of the air outlet tube 302 are communicated through a flow guide tube box 303 arranged on the other side of the shell 1. An air bypass 5 connected with the air heat exchange tube group 2 is further arranged on the outer wall of the shell 1, and an adjusting valve 6 used for adjusting the communication between the air bypass 5 and the air heat exchange tube group 2 is arranged on the air bypass 5. The air inlet cavity 201 of the air heat exchange tube group 2, the flue gas inlet 401 of the flue gas channel 4, the inlet of the air inlet tube 301 of the tail gas heat exchange tube 3 and the flow guide tube box 30 are all provided with flow guide plates 7. The top of the inner side of the shell 1 is also provided with a spraying and cleaning device 8, and the bottom of the shell 1 is provided with a sewage outlet 9.
The heat exchanger of the utility model preheats air firstly, the temperature of the wall of the heat exchange tube is reduced to meet the requirement of the service temperature of the sealing material, and simultaneously, the generation of condensed water is avoided or the amount of the condensed water generated on the wall of the tube is reduced; the cooled flue gas heats the sulfur-containing tail gas, and the temperature of the tail gas which is not heated is about 130 ℃, so that the heat exchange tube can be ensured to have higher wall temperature. The air heat exchange tube group is provided with an adjustable air bypass, so that the heat exchange performance of the heat exchanger under different working conditions can be met.
The utility model discloses the waste heat that the heat exchanger utilized the high temperature flue gas is treated and is burned tail gas and combustion air and directly carry out the heat exchange, improves the temperature of two kinds of media, and make full use of flue gas waste heat reduces the fuel consumption volume, reaches energy-conserving purpose. The utility model discloses a glass pipe is as the heat exchange tube, and is unblock, noncorrosive, and zero leakage can also increase the turbolator in the pipe and improve heat transfer efficiency, makes the structure compacter. The glass tube is adopted as the heat exchange tube, the low-temperature corrosion is prevented without increasing the temperature of inlet air, so that the exhaust gas temperature is not increased; meanwhile, the phenomena of dust deposition and dust blockage are reduced, the heat transfer effect is effectively improved, the exhaust gas temperature is reduced, the ventilation resistance is reduced, the plant power consumption is reduced, and the economic benefit is effectively improved by adopting the glass tube as the heat exchange tube.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (10)
1. The utility model provides a sulfur-containing tail gas treatment is with three medium glass tube heat exchangers, includes casing (1), its characterized in that: the shell (1) is provided with a flue gas channel (4) along the length direction of the shell, an air heat exchange area close to an inlet of the flue gas channel (4) and a tail gas heat exchange area close to an outlet of the flue gas channel (4) are arranged in the shell (1), an air heat exchange tube set (2) and a tail gas heat exchange tube set (3) are respectively arranged in the air heat exchange area and the tail gas heat exchange area, and the air heat exchange tube set (2) and the tail gas heat exchange tube set (3) both comprise a plurality of glass heat exchange tubes.
2. The three-medium glass tube heat exchanger for treating sulfur-containing tail gas as claimed in claim 1, wherein: the air inlet cavity (201) and the air outlet cavity (202) of the air heat exchange tube set (2) are symmetrically arranged on the left side and the right side of the shell (1), the tail gas heat exchange tube set (3) comprises an air inlet tube (301) and an air outlet tube (302) which are arranged in parallel, the air inlet of the air inlet tube (301) and the air outlet of the air outlet tube (302) are arranged on the same side of the shell (1), and the air outlet of the air inlet tube (301) and the air inlet of the air outlet tube (302) are communicated through a flow guide tube box (303) arranged on the other side of the shell (1).
3. The three-medium glass tube heat exchanger for treating sulfur-containing tail gas as claimed in claim 1, wherein: an air inlet cavity (201) and an air outlet cavity (202) of the air heat exchange tube set (2) and an air inlet pipe (301) and an air outlet pipe (302) of the tail gas heat exchange tube set (3) are symmetrically arranged on the left side and the right side of the shell (1).
4. The three-medium glass tube heat exchanger for treating the sulfur-containing tail gas as claimed in claim 2, wherein: and guide plates (7) are arranged in an air inlet cavity (201) of the air heat exchange tube group (2), a smoke inlet (401) of the smoke channel (4), an inlet of an air inlet pipe (301) of the tail gas heat exchange tube (3) and a flow guide tube box (303).
5. The three-medium glass tube heat exchanger for treating the sulfur-containing tail gas as claimed in claim 3, wherein: and guide plates (7) are arranged at the inlets of the air inlet cavity (201) of the air heat exchange tube group (2), the flue gas inlet (401) of the flue gas channel (4) and the air inlet tube (301) of the tail gas heat exchange tube (3).
6. The three-medium glass tube heat exchanger for treating sulfur-containing tail gas as claimed in claim 1, wherein: the air heat exchanger is characterized in that an air bypass (5) connected with the air heat exchange tube group (2) is further arranged on the outer wall of the shell (1), and an adjusting valve (6) used for adjusting the communication between the air bypass (5) and the air heat exchange tube group (2) is arranged on the air bypass (5).
7. The heat exchanger with three medium glass tubes for treating tail gas containing sulfur according to claims 1 to 4, characterized in that: the shell (1) is a vertically arranged cylinder.
8. The three-medium glass tube heat exchanger for treating the sulfur-containing tail gas as claimed in claim 5, wherein: and a spraying cleaning device (8) is further arranged in the shell (1), and the spraying cleaning device (8) is positioned above the air heat exchange tube set (2) and the tail gas heat exchange tube set (3).
9. The heat exchanger with three medium glass tubes for treating tail gas containing sulfur according to claims 1 to 4, characterized in that: the shell (1) is a cylinder body which is horizontally arranged.
10. The three-medium glass tube heat exchanger for treating the sulfur-containing tail gas as claimed in claim 5, wherein: the top of the inner side of the shell (1) is also provided with a spraying cleaning device (8), and the bottom of the shell (1) is provided with a sewage draining outlet (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120752542.XU CN215175108U (en) | 2021-04-14 | 2021-04-14 | Three-medium glass tube heat exchanger for treating sulfur-containing tail gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120752542.XU CN215175108U (en) | 2021-04-14 | 2021-04-14 | Three-medium glass tube heat exchanger for treating sulfur-containing tail gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215175108U true CN215175108U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120752542.XU Active CN215175108U (en) | 2021-04-14 | 2021-04-14 | Three-medium glass tube heat exchanger for treating sulfur-containing tail gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215175108U (en) |
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2021
- 2021-04-14 CN CN202120752542.XU patent/CN215175108U/en active Active
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