CN214528851U - Waste gas circulating type carbonization treatment system - Google Patents
Waste gas circulating type carbonization treatment system Download PDFInfo
- Publication number
- CN214528851U CN214528851U CN202120589017.0U CN202120589017U CN214528851U CN 214528851 U CN214528851 U CN 214528851U CN 202120589017 U CN202120589017 U CN 202120589017U CN 214528851 U CN214528851 U CN 214528851U
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- CN
- China
- Prior art keywords
- pipe
- carbonization
- carbonization chamber
- exhaust gas
- treatment system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000003763 carbonization Methods 0.000 title claims abstract description 83
- 239000002912 waste gas Substances 0.000 title abstract description 19
- 238000002485 combustion reaction Methods 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 abstract description 39
- 238000000034 method Methods 0.000 abstract description 11
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 8
- 239000003546 flue gas Substances 0.000 abstract description 8
- 239000002028 Biomass Substances 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 239000010902 straw Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model provides a waste gas circulating carbonization treatment system, belonging to the technical field of biomass material treatment; the utility model discloses a: the device comprises a carbonization chamber, a combustion furnace, a booster pump, an air inlet pipe, a booster pipe and an exhaust pipe; the carbonization chamber is a closed cavity, and a heat release pipe is arranged in the carbonization chamber; the combustion furnace is communicated with the exhaust pipe through the heat release pipe; an air-bleed pipe is arranged on the exhaust pipe and is also connected with the pressure-increasing pipe through the pressure-increasing pump; the pressure increasing pipe is arranged at the bottom of the carbonization chamber and communicated with the carbonization chamber; the air inlet pipe is connected with the combustion furnace; and an exhaust gas pipe is arranged at the top of the carbonization chamber and communicated with the air inlet pipe. The utility model injects the waste gas generated by carbonization into the air inlet, and simultaneously utilizes the heat exchanger to heat the air inlet pipe, thereby improving the combustion efficiency, and also injecting the flue gas generated by combustion into the carbonization chamber to promote the carbonization process; the utility model discloses not only the reduction of maximize pollutes, and can effectual improvement waste gas the utilization ratio, has good practicality effect.
Description
Technical Field
The utility model relates to a biomass material processing technology especially relates to a circulating carbonization processing system of waste gas, belongs to straw recycle technical field.
Background
The biochar technology is a scientific and technical concept of carbonizing biomass (such as crop straws, forestry wastes and the like) or derivatives thereof and then applying the carbonized biomass or derivatives thereof to soil in a certain manner to obtain corresponding economic, ecological and environmental benefits. The biomass carbonization, gasification and liquefaction technology is utilized to greatly improve the utilization value of crop straws, so that the problems of low utilization rate of the straws and environmental pollution caused by incineration in China are fundamentally solved, and high attention of enterprises and governments is paid.
Combustible gas containing tar can be generated in the straw carbonization process, air is seriously polluted, and the combustible gas with high tar content needs to be purified before use. There are two main types of methods for removing or reducing tar in combustible gas: one is removal outside the furnace and the other is removal inside the furnace.
In addition, during the carbonization process, the biomass raw material needs to be kept to be carried out in an oxygen-free environment, and the biomass raw material is generally carried out in a mode of sealing or injecting inert gases such as carbon dioxide and the like in the prior art, but the complexity of the system is increased.
Therefore, in order to utilize the exhaust gas generated by carbonization as much as possible and to fully utilize the flue gas generated by combustion, a new carbonization treatment system capable of effectively utilizing the exhaust gas is urgently needed in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a new circulating carbonization processing system of waste gas injects the carbonization room through the flue gas after will burning in order to make the carbonization of discharging produce waste gas to utilize waste gas postcombustion, in order to solve the technical problem who exists among the prior art.
The utility model provides a circulating carbonization treatment system of waste gas, the utility model discloses a: the device comprises a carbonization chamber, a combustion furnace, a booster pump, an air inlet pipe, a booster pipe and an exhaust pipe;
the carbonization chamber is a closed cavity, and a heat release pipe is arranged in the carbonization chamber; the combustion furnace is communicated with the exhaust pipe through the heat release pipe; an air-bleed pipe is arranged on the exhaust pipe and is also connected with the pressure-increasing pipe through the pressure-increasing pump; the pressure increasing pipe is arranged at the bottom of the carbonization chamber and communicated with the carbonization chamber;
the air inlet pipe is connected with the combustion furnace; and an exhaust gas pipe is arranged at the top of the carbonization chamber and communicated with the air inlet pipe.
The exhaust gas circulating carbonization treatment system as described above, wherein the booster pump is a roots blower.
The exhaust gas recirculation type carbonization treatment system as described above, wherein the exhaust pipe is provided with a check valve and a thermostat.
The exhaust gas circulating type carbonization treatment system as described above, wherein a gas collecting hood is provided at a top of the carbonization chamber, and the carbonization chamber is connected to the exhaust gas pipe through the gas collecting hood.
The exhaust gas circulation type carbonization treatment system as described above, wherein the carbonization chamber and the heat release pipe are both cylindrical structures, the heat release pipe is sleeved in the carbonization chamber, and both ends of the heat release pipe are connected to the combustion furnace and the exhaust pipe, respectively.
The exhaust gas circulation type carbonization treatment system according to the above aspect, wherein the exhaust gas pipe is provided with a gas-liquid separator.
The exhaust gas circulation type carbonization treatment system as described above, wherein the pressure increasing pipe is provided with a check valve.
The exhaust gas circulation type carbonization treatment system as described above, wherein the combustion furnace is further provided with a gas pipe.
The utility model injects the waste gas generated by carbonization into the air inlet, and simultaneously utilizes the heat exchanger to heat the air inlet pipe, thereby improving the combustion efficiency, and also injecting the flue gas generated by combustion into the carbonization chamber to promote the carbonization process; the utility model discloses not only the reduction of maximize pollutes, and can effectual improvement waste gas the utilization ratio, has good practicality effect.
Drawings
Fig. 1 is a schematic view of an exhaust gas circulation type carbonization treatment system according to an embodiment of the present invention.
Detailed Description
FIG. 1 is a schematic view of an exhaust gas recirculation type carbonization system according to an embodiment of the present invention; the utility model discloses a: the device comprises a carbonization chamber 1, a combustion furnace 2, a booster pump 5, an air inlet pipe 8, a booster pipe 50 and an exhaust pipe; the exhaust pipe is used for exhausting flue gas exhausted by the combustion furnace and is connected with an external chimney.
The carbonization chamber 1 is a closed cavity, and a heat radiation pipe 3 is arranged in the carbonization chamber; the combustion furnace 2 is communicated with the exhaust pipe through the heat-radiating pipe 3; an air-bleed pipe 4 is arranged on the exhaust pipe, and the air-bleed pipe 4 is also connected with the pressure-increasing pipe 50 through the pressure-increasing pump 5; the pressurizing pipe 50 is disposed at the bottom of the carbonization chamber 1, and is communicated with the carbonization chamber 1.
In the actual use process, the flue gas generated by combustion is discharged through the exhaust pipe, wherein one part of the flue gas is guided into the booster pump through the air guide pipe, and is injected into the carbonization chamber after being pressurized, so that the discharge of waste gas in the carbonization process is promoted.
The air inlet pipe 8 is connected with the combustion furnace 2; an exhaust gas pipe 6 is arranged at the top of the carbonization chamber 1, and the exhaust gas pipe 6 is communicated with the air inlet pipe 8.
Typically, the booster pump 5 is a roots blower.
The high-pressure gas that the booster pump produced to guarantee in the carbonization chamber 1 volatilize and the waste gas of production can discharge through the exhaust gas duct, because there are a large amount of tar and combustible gas in this waste gas, link to each other exhaust gas duct and intake pipe, thereby realize the postcombustion, not only improved the thermal efficiency, can also solve the processing problem of waste gas.
In the present embodiment, a check valve 60 and a thermostat 7 are disposed on the exhaust pipe 6. The thermostat generally keeps invariable temperature (generally be 120 degrees centigrade) to guarantee that some easy liquefied gas in the waste gas is preserved by condensing in advance, can also get rid of a large amount of vapor simultaneously, avoid intake pipe ponding to block up.
Further, a gas-liquid separator is provided on the offgas duct 6 to discharge condensed liquid.
In the exhaust gas circulation type carbonization treatment system of the present embodiment, a gas collecting hood 61 is provided at the top of the carbonization chamber 1, and the carbonization chamber 1 is connected to the exhaust gas pipe 6 through the gas collecting hood 61.
The gas collecting hood 61 has a conical inverted structure, and can sufficiently collect the exhaust gas generated in the carbonization chamber.
In the exhaust gas circulation type carbonization treatment system of the present embodiment, the carbonization chamber 1 and the heat release pipe 3 are both cylindrical structures, the heat release pipe 3 is sleeved in the carbonization chamber 1, and two ends of the heat release pipe 3 are respectively connected to the combustion furnace 2 and the exhaust pipe.
In the system for circulating-type carbonization of exhaust gas of the present embodiment, the pressure increasing pipe 50 is provided with a check valve.
In the exhaust gas circulation type carbonization treatment system of the present embodiment, a gas pipe 9 is further provided in the combustion furnace 2 for introducing additional gas to ensure normal combustion.
The utility model injects the waste gas generated by carbonization into the air inlet, and simultaneously utilizes the heat exchanger to heat the air inlet pipe, thereby improving the combustion efficiency, and also injecting the flue gas generated by combustion into the carbonization chamber to promote the carbonization process; the utility model discloses not only the reduction of maximize pollutes, and can effectual improvement waste gas the utilization ratio, has good practicality effect.
The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments. Through the above description of the embodiments, those skilled in the art will clearly understand that the above embodiment method can be implemented by some modifications plus the necessary general technical overlap; of course, the method can also be realized by simplifying some important technical features in the upper level. Based on such understanding, the technical solution of the present invention essentially or the part contributing to the prior art is: overall equipment architecture, and in conjunction with the methods described in the various embodiments of the present invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. An exhaust gas recirculation type carbonization treatment system, comprising: the device comprises a carbonization chamber, a combustion furnace, a booster pump, an air inlet pipe, a booster pipe and an exhaust pipe;
the carbonization chamber is a closed cavity, and a heat release pipe is arranged in the carbonization chamber; the combustion furnace is communicated with the exhaust pipe through the heat release pipe; an air-bleed pipe is arranged on the exhaust pipe and is also connected with the pressure-increasing pipe through the pressure-increasing pump; the pressure increasing pipe is arranged at the bottom of the carbonization chamber and communicated with the carbonization chamber;
the air inlet pipe is connected with the combustion furnace; and an exhaust gas pipe is arranged at the top of the carbonization chamber and communicated with the air inlet pipe.
2. The exhaust gas recirculation type carbonization treatment system according to claim 1, wherein the booster pump is a roots blower.
3. The exhaust gas circulation type carbonization treatment system according to claim 1, wherein a check valve and a thermostat are provided on the exhaust pipe.
4. The circulating exhaust gas carbonization treatment system according to any one of claims 1 to 3, wherein a gas collecting hood is provided at a top of the carbonization chamber, and the carbonization chamber is connected to the exhaust gas pipe through the gas collecting hood.
5. The exhaust gas recirculation type carbonization treatment system according to any one of claims 1 to 3, wherein the carbonization chamber and the heat release pipe are both cylindrical structures, the heat release pipe is sleeved in the carbonization chamber, and both ends of the heat release pipe are connected to the combustion furnace and the exhaust pipe, respectively.
6. The exhaust gas circulation type carbonization treatment system according to any one of claims 1 to 3, wherein a gas-liquid separator is provided in the exhaust gas pipe.
7. The exhaust gas recirculation type carbonization treatment system according to any one of claims 1 to 3, wherein a check valve is provided in the pressure increasing pipe.
8. The exhaust gas recirculation type carbonization treatment system according to claim 1, wherein a gas pipe is further provided in the combustion furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120589017.0U CN214528851U (en) | 2021-03-23 | 2021-03-23 | Waste gas circulating type carbonization treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120589017.0U CN214528851U (en) | 2021-03-23 | 2021-03-23 | Waste gas circulating type carbonization treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214528851U true CN214528851U (en) | 2021-10-29 |
Family
ID=78264964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120589017.0U Expired - Fee Related CN214528851U (en) | 2021-03-23 | 2021-03-23 | Waste gas circulating type carbonization treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214528851U (en) |
-
2021
- 2021-03-23 CN CN202120589017.0U patent/CN214528851U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20211029 |