CN212299003U - A excessive second combustion chamber for msw incineration system - Google Patents
A excessive second combustion chamber for msw incineration system Download PDFInfo
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- CN212299003U CN212299003U CN202021608480.7U CN202021608480U CN212299003U CN 212299003 U CN212299003 U CN 212299003U CN 202021608480 U CN202021608480 U CN 202021608480U CN 212299003 U CN212299003 U CN 212299003U
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- combustion chamber
- hearth
- flue gas
- combustion
- flue
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 109
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000003546 flue gas Substances 0.000 claims abstract description 32
- 230000007704 transition Effects 0.000 claims abstract description 10
- 238000004056 waste incineration Methods 0.000 claims abstract description 10
- 239000007921 spray Substances 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 7
- 239000000779 smoke Substances 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 239000002906 medical waste Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 239000000446 fuel Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Incineration Of Waste (AREA)
Abstract
A excessive secondary combustion chamber for a waste incineration system relates to the technical field of waste incineration. It comprises a furnace chamber of a second combustion chamber which is arranged between the second combustion chamber and an incinerator; the flue gas inlet flue is arranged at one end of the hearth of the second transition combustion chamber and is used for connecting the incinerator; the smoke outlet flue is arranged at the other end of the hearth of the second transition combustion chamber and is used for connecting the second combustion chamber; the combustor is assembled on one side, close to the flue gas inlet flue, of the hearth of the second combustion chamber; and a combustion-supporting air spray pipe is assembled at the periphery of the flue gas inlet flue. By adopting the technical scheme, the second combustion chamber is rapidly heated to above 850 ℃, so that energy and time in the heating process of the second combustion chamber are saved, and the purpose of improving the heat energy utilization rate is facilitated.
Description
Technical Field
The utility model relates to a msw incineration technical field, concretely relates to excessive second combustion chamber for msw incineration system.
Background
At present, the medical waste is treated by adopting an incineration process, which is a popular and efficient method, the traditional operation is that the medical waste is put into an incinerator while the incinerator is ignited when the incinerator is started, the medical waste is pyrolyzed and combusted to generate combustible smoke, at the moment, the temperature of the whole system is lower, although a combustor arranged in a secondary combustion chamber is ignited to participate in combustion supporting, the integral temperature of the secondary combustion chamber is far below the combustion temperature of the combustible smoke, so most of combustible substances in the smoke are not combusted, tar and carbon black are captured by a bag-type dust collector, the service life of a bag can be influenced by the substances, and the hidden danger of bag ignition can be caused; and a large amount of harmful gas is discharged to the atmosphere, thus seriously polluting the air.
The latest "pollution control standards for medical waste disposal" stipulates that the input of medical waste is permitted only when the temperature of the secondary chamber reaches above 850 ℃, and the system must be brought to a normal operating state within 4 hours after the input of medical waste. However, the secondary combustion chamber with huge volume has high heat storage and heat dissipation capacity, and the secondary combustion chamber is heated by adopting the auxiliary burner usually for dozens of hours to heat the temperature of the secondary combustion chamber to above 850 ℃, so that energy and time are wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a two combustion chambers of transition for msw incineration system realizes with two combustion chambers rapid heating up to more than 850 ℃ to save the energy and the time of two combustion chambers intensification in-process, be favorable to improving heat utilization rate's purpose simultaneously.
The above technical purpose of the present invention can be achieved by the following technical solutions: an excess secondary combustion chamber for a waste incineration system, comprising: a second combustion chamber hearth arranged between the second combustion chamber and the incinerator; the flue gas inlet flue is arranged at one end of the hearth of the second transition combustion chamber and is used for connecting the incinerator; the smoke outlet flue is arranged at the other end of the hearth of the second transition combustion chamber and is used for connecting the second combustion chamber; the combustor is assembled on one side, close to the flue gas inlet flue, of the hearth of the second combustion chamber; and a combustion-supporting air spray pipe is assembled at the periphery of the flue gas inlet flue.
The utility model discloses a further setting, excessive second combustion chamber furnace includes metal casing and locates the flame retardant coating of metal casing inner wall.
In the further arrangement of the utility model, the second combustion chamber comprises a second combustion chamber hearth; and the combustion-supporting air distribution component is assembled at the periphery of the hearth of the second combustion chamber.
The utility model discloses a further setting, excessive second combustion chamber furnace's volume is not more than second combustion chamber furnace volume's ten minutes.
After the technical scheme is adopted, the utility model discloses beneficial effect does:
1. the utility model discloses in, through setting up the combustor in excessive two combustion chamber furnace one side, and then will excessively two combustion chamber furnace heats to more than 850 ℃, recycle the heat energy that combustor auxiliary fuel burns and produce to and the coaction of the heat energy that combustible flue gas produced when excessively burning in two combustion chamber furnace, with two combustion chambers rapid heating up to more than 850 ℃, thereby save two combustion chamber intensification in-process energy and time, be favorable to improving heat utilization rate simultaneously.
2. The utility model discloses in, only need adopt the combustor will excessively two combustion chambers furnace heat to more than 850 ℃ when using can, the heat energy that produces when combustor auxiliary fuel burning and the combined action of the heat energy that combustible flue gas produced when excessively two combustion chambers furnace internal combustion heat with two combustion chambers rapid heating up to more than 850 ℃, close the combustor, open combustion-supporting air distribution subassembly on the two combustion chambers again and introduce the overgrate air, combustible flue gas and the overgrate air intensive mixing of capacity, in two combustion chambers internal combustion, burn out, realize stable production in ensureing 4 hours.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a front view of the present invention;
fig. 2 is a right side view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a schematic view of the connection relationship of the present invention.
Description of reference numerals: 01. a second combustion chamber; 02. an incinerator; 1. a second excessive combustion chamber hearth; 11. a flue gas inlet flue; 12. a flue gas outlet flue; 13. a burner; 14. a combustion air nozzle; 15. a metal housing; 16. a refractory layer; 011. a second combustion chamber hearth; 012. combustion-supporting air distribution subassembly.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment as required without making a contribution, but all the embodiments are protected by the patent law within the scope of the claims of the present invention.
The present embodiment relates to an excessive secondary combustion chamber for a waste incineration system, as shown in fig. 1 to 4, comprising: a second combustion chamber hearth 1 arranged between the second combustion chamber 01 and the incinerator 02; a flue gas inlet flue 11 which is arranged at one end of the hearth 1 of the second combustion chamber and is used for connecting the incinerator 02; a flue gas outlet flue 12 which is arranged at the other end of the hearth of the second combustion chamber 01 and is used for connecting the second combustion chamber 01; the combustor 13 is assembled on one side of the hearth 1 of the second combustion chamber, which is close to the flue gas inlet flue 11; the periphery of the flue gas inlet flue 11 is fitted with combustion air lances 14.
When the device is used, combustible flue gas enters the excess secondary combustion chamber hearth 1 from the incinerator 02 through the flue gas inlet flue 11, and the combustor 13 can quickly heat the excess secondary combustion chamber hearth 1 to above 850 ℃, so that the combustible flue gas is combusted and burned out in the excess secondary combustion chamber hearth 1, and more heat energy is released. The heat energy released by the combustion of the combustible flue gas in the hearth 1 of the secondary combustion chamber and the heat energy generated by the combustion of the auxiliary fuel of the combustor 13 are utilized, so that the temperature of the secondary combustion chamber 01 is rapidly increased to above 850 ℃, the stable production can be realized within 4 hours, and the regulation of the medical waste treatment and disposal pollution control standard can be further met.
In this embodiment, the combustion-supporting air nozzle 14 is made of high-temperature-resistant metal, and is distributed on the outer wall of the flue gas inlet flue 11 uniformly in a proper amount, the transition second combustion chamber furnace 1 includes a metal casing 15 and a fire-resistant layer 16 arranged on the inner wall of the metal casing 15, and the second combustion chamber 01 includes a second combustion chamber furnace 011; and a combustion-supporting air distribution component 012 which is assembled at the periphery of the second combustion chamber hearth 011. Wherein, the volume of the transition second combustion chamber hearth 1 is not more than one tenth of the 011 volume of the second combustion chamber hearth. The fire-resistant layer 16 is a good heat accumulator, so the heat generated by the burner 13 can quickly heat the over-burning chamber 1 of the second combustion chamber to above 850 ℃.
Based on the above excessive secondary combustion chamber for the waste incineration system, the embodiment also relates to a use method of the excessive secondary combustion chamber for the waste incineration system, which includes:
s1, starting the burner 13 to heat the hearth of the second combustion chamber to above 850 ℃;
s2, adding a proper amount of medical waste into the incinerator 02 and igniting;
s3, pyrolyzing and burning the medical waste in the incinerator 02, mixing the generated combustible flue gas with the combustion-supporting air sprayed by the combustion-supporting air spray pipe 14 in the flue gas inlet flue 11, and then entering the furnace 1 of the second overfire chamber;
s4, the combustible flue gas mixed with sufficient combustion-supporting air enters the hearth 1 of the secondary combustion chamber with the temperature of more than 850 ℃ to start burning and burn out, more heat energy is released, the generated high-temperature flue gas flows to the secondary combustion chamber 01 from the flue gas outlet flue 12, and meanwhile, the heat energy is transferred to the secondary combustion chamber 01;
s5, heating the secondary combustion chamber 01 to above 850 ℃ under the combined action of heat energy generated by the combustion of the auxiliary fuel of the combustor 13 and heat energy generated by the combustion of combustible flue gas in the hearth 1 of the secondary combustion chamber;
s6, closing the burner 13 and the combustion air nozzle 14, adding more medical waste into the incinerator 02, generating more combustible smoke, simultaneously opening the combustion air distribution assembly 012 on the secondary combustion chamber 01 to introduce secondary air, fully mixing the combustible smoke with sufficient secondary air, and burning in the secondary combustion chamber 01 to ensure stable production within 4 hours.
The working principle of the utility model is as follows: in the embodiment, the combustor 13 is arranged on one side of the furnace 1 of the excessive secondary combustion chamber, so that the furnace 1 of the excessive secondary combustion chamber is heated to a temperature higher than 850 ℃, heat energy generated by combustion of auxiliary fuel of the combustor 13 is recycled, and the heat energy generated by combustion of combustible flue gas in the furnace of the excessive secondary combustion chamber 01 is utilized to quickly heat the secondary combustion chamber 01 to a temperature higher than 850 ℃, then the combustor 13 can be closed, and the combustion-supporting air distribution assembly 012 on the secondary combustion chamber 01 is opened, so that more combustible flue gas generated can be combusted and burned out in the secondary combustion chamber 01, and stable production can be realized within 4 hours. Thereby saving energy and time in the temperature rising process of the second combustion chamber 01 and being beneficial to improving the heat energy utilization rate.
The above description is only for the purpose of illustration and not limitation, and other modifications or equivalent replacements made by those skilled in the art to the technical solution of the present invention should be covered by the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.
Claims (4)
1. An excess secondary combustion chamber for a waste incineration system, comprising: a second combustion chamber hearth (1) which is arranged between the second combustion chamber (01) and the incinerator (02);
a flue gas inlet flue (11) which is arranged at one end of the furnace chamber (1) of the second transition combustion chamber and is used for connecting the incinerator (02);
a flue gas outlet flue (12) which is arranged at the other end of the transition second combustion chamber hearth (1) and is used for connecting a second combustion chamber (01); and the number of the first and second groups,
a combustor (13) which is assembled on one side of the transition second combustion chamber hearth (1) close to the flue gas inlet flue (11);
and a combustion-supporting air spray pipe (14) is assembled on the periphery of the flue gas inlet flue (11).
2. A secondary excess combustion chamber for a waste incineration system according to claim 1, characterized in that the secondary excess combustion chamber hearth (1) comprises a metal outer shell (15) and a refractory layer (16) provided on the inner wall of the metal outer shell (15).
3. A secondary overfire chamber for a waste incineration system as in claim 1, wherein said secondary chamber (01) comprises a secondary chamber furnace (011); and a combustion-supporting air distribution component (012) assembled on the periphery of the second combustion chamber hearth (011).
4. A secondary excess combustion chamber for a waste incineration system according to claim 3, characterised in that the volume of the secondary excess combustion chamber furnace (1) is not more than one tenth of the volume of the secondary combustion chamber furnace (011).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021608480.7U CN212299003U (en) | 2020-08-05 | 2020-08-05 | A excessive second combustion chamber for msw incineration system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021608480.7U CN212299003U (en) | 2020-08-05 | 2020-08-05 | A excessive second combustion chamber for msw incineration system |
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| Publication Number | Publication Date |
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| CN212299003U true CN212299003U (en) | 2021-01-05 |
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| CN202021608480.7U Active CN212299003U (en) | 2020-08-05 | 2020-08-05 | A excessive second combustion chamber for msw incineration system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765472A (en) * | 2020-08-05 | 2020-10-13 | 瑞丽市恒泽环境技术有限公司 | Excessive secondary combustion chamber for waste incineration system and use method thereof |
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2020
- 2020-08-05 CN CN202021608480.7U patent/CN212299003U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765472A (en) * | 2020-08-05 | 2020-10-13 | 瑞丽市恒泽环境技术有限公司 | Excessive secondary combustion chamber for waste incineration system and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 1118, 11th Floor, Economic Development Building, Zone A, Changdu Economic Development Zone, Tibet Autonomous Region, 854000 Patentee after: Tibet Renze Environmental Technology Co.,Ltd. Address before: No. 2505, 25 / F, building a, chaodu international, 153 nongmo Road, Ruili City, Dehong Dai and Jingpo Autonomous Prefecture, Yunnan Province, 678400 Patentee before: Ruili Hengze Environmental Technology Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Huizhou Hanyang Environmental Technology Service Co.,Ltd. Assignor: Tibet Renze Environmental Technology Co.,Ltd. Contract record no.: X2024980002154 Denomination of utility model: A Transition Secondary Combustion Chamber for Garbage Incineration Systems Granted publication date: 20210105 License type: Common License Record date: 20240221 |
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| EE01 | Entry into force of recordation of patent licensing contract |