CN108253436B - Coating is with energy-conserving heat accumulation formula multi-tower room incinerator RTO system - Google Patents
Coating is with energy-conserving heat accumulation formula multi-tower room incinerator RTO system Download PDFInfo
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- CN108253436B CN108253436B CN201810178258.9A CN201810178258A CN108253436B CN 108253436 B CN108253436 B CN 108253436B CN 201810178258 A CN201810178258 A CN 201810178258A CN 108253436 B CN108253436 B CN 108253436B
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- heat
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- exhaust gas
- exhaust
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
- F23G7/066—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator
- F23G7/068—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator using regenerative heat recovery means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2204/00—Supplementary heating arrangements
- F23G2204/10—Supplementary heating arrangements using auxiliary fuel
- F23G2204/103—Supplementary heating arrangements using auxiliary fuel gaseous or liquid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/10—Waste heat recuperation reintroducing the heat in the same process, e.g. for predrying
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2207/00—Control
- F23G2207/10—Arrangement of sensing devices
- F23G2207/102—Arrangement of sensing devices for pressure
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention discloses an energy-saving heat accumulating type multi-tower-chamber incinerator RTO system for coating, which comprises a combustion chamber, wherein the combustion chamber consists of a combustion engine and a hearth, the upper part of the combustion chamber is connected with natural gas and auxiliary fuel gas, a heat accumulating furnace is arranged below the combustion chamber, a first heat accumulating chamber and a second heat accumulating chamber are arranged below the inside of the heat accumulating furnace, the first heat accumulating chamber is connected with a first exhaust gas inlet pipeline and a second exhaust gas pipeline, the second heat accumulating chamber is connected with a second exhaust gas inlet pipeline and a first exhaust gas pipeline, a switching valve is arranged between the first exhaust gas inlet pipeline and the second exhaust gas inlet pipeline, the first exhaust gas pipeline is connected with a first heat exchanger, the second exhaust gas pipeline is connected with a second heat exchanger, the first heat exchanger and the second heat exchanger are respectively connected with the second heat accumulating chamber and the first heat accumulating chamber through pipelines, and a quick release valve is arranged below the middle of the bottom of the heat accumulating furnace. The invention has simple structure, safety and reliability, and can greatly improve the waste gas treatment rate and increase the reversing period.
Description
Technical Field
The invention relates to an energy-saving heat accumulating type multi-tower chamber incinerator RTO system for coating.
Background
With the wide application of the regenerative combustion technology, the development of the waste gas incinerator is greatly promoted, and RTO is an engineering technology which applies the regenerative combustion technology to the waste gas incinerator, so that a great breakthrough is made in the field of energy conservation and environmental protection. The RTO device of the regenerative incinerator has thorough incineration and high reliability, and is suitable for medium and low concentration (thousands ppm), the air quantity is 5000-30000 m < 3 >, and the treatment of volatile organic waste gas and odor. The method is widely applied to industries of chemical industry, papermaking, automobiles, machinery and the like for generating organic waste gas, and the treatment efficiency of the organic waste gas is as high as 9 5 percent. The heat accumulating type combustion furnace has high input cost and high running cost. The regenerative chamber has short reversing period, and the optimal mode is 3-chamber RTO, but the manufacturing cost is high.
Disclosure of Invention
The invention aims to: the invention aims to solve the defects in the prior art and provide an energy-saving heat accumulating type multi-tower-chamber incinerator RTO system for coating, which can greatly improve the waste gas treatment rate and properly prolong the switching period on the premise of not obviously increasing the investment scale.
The technical scheme is as follows: the invention relates to an energy-saving heat accumulating type multi-tower-chamber incinerator RTO system for coating, which comprises a combustion chamber, wherein the combustion chamber consists of a combustion engine and a hearth, the upper part of the combustion chamber is connected with natural gas and auxiliary fuel gas, a heat accumulating furnace is arranged below the combustion chamber, a first heat accumulating chamber and a second heat accumulating chamber are arranged below the inside of the heat accumulating furnace, the first heat accumulating chamber is connected with a first exhaust gas inlet pipeline and a second exhaust gas pipeline, the second heat accumulating chamber is connected with a second exhaust gas inlet pipeline and a first exhaust gas pipeline, a switching valve is arranged between the first exhaust gas inlet pipeline and the second exhaust gas inlet pipeline, the first exhaust gas pipeline is connected with a first heat exchanger, the second exhaust gas pipeline is connected with a second heat exchanger, the first heat exchanger and the second heat exchanger are respectively connected with the second heat accumulating chamber and the first heat accumulating chamber through pipelines, and a quick release valve is arranged below the middle of the bottom of the heat accumulating furnace;
the first exhaust pipeline and the second exhaust pipeline are connected with the exhaust collecting cylinder through the exhaust main pipeline;
the inside of the first regenerator and the second regenerator is ceramic heat body.
The invention further improves that: pressure sensors are arranged in the first heat accumulation chamber and the second heat accumulation chamber, and the pressure sensors are connected with an alarm.
The invention further improves that: valves are arranged on the first exhaust pipeline and the second exhaust pipeline.
Firstly, natural gas and combustion-supporting air are conveyed to a combustion chamber, a heat accumulating furnace is heated, and after the heat accumulating furnace is preheated, organic waste gas is heated to be more than 760 ℃ so that VOCs in the waste gas are oxidized and decomposed into carbon dioxide and water. The first waste gas inlet pipeline firstly conveys waste gas, the waste gas is combusted in the first heat storage chamber, the generated gas carries heat into the second heat storage chamber together, the high-temperature gas generated by oxidation is heated by the special ceramic heat body to enable the ceramic body of the second heat storage chamber to heat up and store heat, the heat storage is used for preheating the continuously-entered organic waste gas, so that the fuel consumption of waste gas heating up is saved, part of heat is collected by the first heat exchanger, the first heat exchanger transmits the heat back to the first heat storage chamber, and the heat is ensured, so that the combustion period in the first heat storage chamber is prolonged. The ceramic regenerator is divided into two areas or chambers, when the first regenerator burns, the switching valve changes the pipeline, the second exhaust gas inlet pipeline 52 starts to inlet gas, and the operation is repeated and continuous. After the heat release of the heat storage chamber, a proper amount of clean air is introduced immediately to clean the heat storage chamber, and the heat storage chamber can enter a heat storage process only after the cleaning is completed.
Advantageous effects
The invention has the advantages that the first heat exchanger and the second heat exchanger are added, the residual heat is re-transmitted to the corresponding regenerator, the heat is ensured, the combustion period is prolonged, the structure is simple, the manufacturing cost is low, and the use effect is good.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
wherein, 1-combustion chamber; 2-natural gas; 3-combustion-supporting gas; 41-a first regenerator; 42-a second regenerator; 51-a first exhaust gas inlet conduit; 52-a second exhaust gas intake conduit; 61-a first exhaust duct; 62-a second exhaust duct; 7-a switching valve; 8-a quick release valve; 81-a first heat exchanger; 82-a second heat exchanger; 9-a pressure sensor; 10-an alarm; 11-an exhaust gas collection canister; 12-a heat accumulating furnace.
Detailed Description
Further advantages of the present invention will become apparent to those skilled in the art from the disclosure of the present invention, by the following description of specific embodiments.
As shown in fig. 1, an energy-saving heat-accumulating type multi-tower-chamber incinerator RTO system for coating comprises a combustion chamber 1, wherein the combustion chamber 1 consists of a combustion engine and a hearth, the upper part of the combustion chamber 1 is connected with natural gas 2 and combustion-supporting gas 3, a heat accumulating furnace 12 is arranged below the combustion chamber 1, a first heat accumulating chamber 41 and a second heat accumulating chamber 42 are arranged below the inside of the heat accumulating furnace 12, the first heat accumulating chamber 41 is connected with a first waste gas inlet pipeline 51 and a second waste gas inlet pipeline 62, the second heat accumulating chamber 42 is connected with a second waste gas inlet pipeline 52 and a first exhaust pipeline 61, a switching valve 7 is arranged between the first waste gas inlet pipeline 51 and the second waste gas inlet pipeline 52, the first exhaust pipeline 61 is connected with a first heat exchanger 81, the second exhaust pipeline 62 is connected with a second heat exchanger 82, the first heat exchanger 81 and the second heat exchanger 82 are respectively connected with the second heat accumulating chamber 42 and the first heat accumulating chamber 41 through pipelines, and a quick release valve 8 is arranged below the middle of the bottom of the heat accumulating furnace 12;
the first exhaust duct 61 and the second exhaust duct 62 pass through the exhaust header duct and the exhaust gas collection cylinder 11;
the first regenerator 41 and the second regenerator 42 are ceramic heating bodies.
The invention further improves that: the first heat accumulation chamber 41 and the second heat accumulation chamber 42 are internally provided with pressure sensors 9, and the pressure sensors 9 are connected with an alarm 10.
The invention further improves that: valves are provided in the first exhaust duct 61 and the second exhaust duct 62.
Firstly, natural gas and combustion air are conveyed to a combustion chamber 1, a heat accumulating furnace 12 is heated, after the heat accumulating furnace 12 is preheated, organic waste gas is heated to be more than 760 ℃, and VOCs in the waste gas are oxidized and decomposed into carbon dioxide and water. The first exhaust gas inlet pipeline 51 firstly conveys exhaust gas, the exhaust gas is combusted in the first heat storage chamber 41, the generated gas carries heat into the second heat storage chamber 42, the high-temperature gas generated by oxidation is heated by the special ceramic heat body to enable the ceramic body of the second heat storage chamber 42 to heat up and store heat, the heat store is used for preheating the continuously-entered organic exhaust gas, so that the fuel consumption of the exhaust gas for heating up is saved, part of heat is collected by the first heat exchanger 81, the heat is transmitted back to the first heat storage chamber 41 by the first heat exchanger 81, and the heat is ensured, so that the combustion period in the first heat storage chamber 41 is prolonged. The ceramic regenerator is divided into two areas or chambers, and when the first regenerator 41 is burnt, the switching valve 7 changes the pipeline, and the second exhaust gas inlet pipeline 52 starts to inlet gas, and the operation is repeated and continuous. After the heat release of the heat storage chamber, a proper amount of clean air is introduced immediately to clean the heat storage chamber, and the heat storage chamber can enter a heat storage process only after the cleaning is completed.
The foregoing detailed description will set forth only for the purposes of illustrating the general principles and features of the invention, and is not meant to limit the scope of the invention in any way, but rather should be construed in view of the appended claims.
Claims (3)
1. An energy-conserving heat accumulation formula multi-tower room incinerator RTO system for application, its characterized in that: the combustion chamber (1) consists of a combustor and a hearth, the upper part of the combustor (1) is connected with natural gas (2) and combustion-supporting gas (3), a regenerative furnace (12) is arranged below the combustor (1), a first regenerative chamber (41) and a second regenerative chamber (42) are arranged below the inside of the regenerative furnace (12), the first regenerative chamber (41) is connected with a first exhaust gas inlet pipeline (51) and a second exhaust gas pipeline (62), the second regenerative chamber (42) is connected with a second exhaust gas inlet pipeline (52) and a first exhaust gas pipeline (61), a switching valve (7) is arranged between the first exhaust gas inlet pipeline (51) and the second exhaust gas inlet pipeline (52), the first exhaust gas pipeline (61) is connected with the first heat exchanger (81), the second exhaust gas pipeline (62) is connected with the second heat exchanger (82), the first heat exchanger (81) and the second heat exchanger (82) are respectively connected with the second regenerative chamber (42) and the first regenerative chamber (41) through pipelines, and the bottom of the regenerative furnace (12) is provided with a quick heat release valve (8);
the first exhaust pipeline (61) and the second exhaust pipeline (62) are connected with the exhaust collecting cylinder (11) through an exhaust main pipeline;
the inside of the first heat accumulation chamber (41) and the inside of the second heat accumulation chamber (42) are ceramic heat bodies.
2. An energy-saving heat accumulating type multi-tower room incinerator RTO system for coating according to claim 1, wherein: the first regenerator (41) and the second regenerator (42) are internally provided with pressure sensors (9), and the pressure sensors (9) are connected with an alarm (10).
3. An energy-saving heat accumulating type multi-tower room incinerator RTO system for coating according to claim 1, wherein: valves are arranged on the first exhaust pipeline (61) and the second exhaust pipeline (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810178258.9A CN108253436B (en) | 2018-03-05 | 2018-03-05 | Coating is with energy-conserving heat accumulation formula multi-tower room incinerator RTO system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810178258.9A CN108253436B (en) | 2018-03-05 | 2018-03-05 | Coating is with energy-conserving heat accumulation formula multi-tower room incinerator RTO system |
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| Publication Number | Publication Date |
|---|---|
| CN108253436A CN108253436A (en) | 2018-07-06 |
| CN108253436B true CN108253436B (en) | 2023-09-15 |
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| CN201810178258.9A Active CN108253436B (en) | 2018-03-05 | 2018-03-05 | Coating is with energy-conserving heat accumulation formula multi-tower room incinerator RTO system |
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Citations (13)
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| CN101319788A (en) * | 2007-06-08 | 2008-12-10 | 北京神雾热能技术有限公司 | High performance fuel heat accumulation type condensation energy-saving boiler |
| CN101451767A (en) * | 2009-01-09 | 2009-06-10 | 吴道洪 | Thermal storage type energy-saving boiler and burning method thereof |
| CN102776000A (en) * | 2012-08-15 | 2012-11-14 | 济钢集团有限公司 | Coke oven operation and control method |
| CN203758241U (en) * | 2013-12-30 | 2014-08-06 | 苏州市层燃炉窑科技有限公司 | Heating furnace |
| CN204329040U (en) * | 2014-12-12 | 2015-05-13 | 青岛科技大学 | A kind of novel RTO accumulation of heat incinerator |
| CN205133495U (en) * | 2015-10-22 | 2016-04-06 | 中冶焦耐工程技术有限公司 | Regenerator inspection hole structure |
| CN105782996A (en) * | 2014-12-22 | 2016-07-20 | 天津燃洁斯工业设备有限公司 | Coal gasification heat storage type combustion system of industrial furnace |
| CN205909311U (en) * | 2016-05-11 | 2017-01-25 | 合佳环保科技（昆山）有限公司 | Heat accumulating type oxidation furnace |
| CN206469272U (en) * | 2017-01-17 | 2017-09-05 | 恩国环保科技（上海）有限公司 | A kind of heat accumulating type incineration device for aoxidizing furnace exhaust |
| CN107726338A (en) * | 2017-10-20 | 2018-02-23 | 江苏百纳环保设备有限公司 | One kind rotation RTO |
| CN208074983U (en) * | 2018-03-05 | 2018-11-09 | 南通贝思特机械工程有限公司 | A kind of energy-saving thermal storage formula incinerator RTO systems |
-
2018
- 2018-03-05 CN CN201810178258.9A patent/CN108253436B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980064868A (en) * | 1998-05-09 | 1998-10-07 | 홍영기 | Waste heat recovery device of regenerative combustion |
| JP2002115836A (en) * | 2000-10-10 | 2002-04-19 | Matsushita Electric Ind Co Ltd | Regenerative exhaust gas processing unit |
| CN101319788A (en) * | 2007-06-08 | 2008-12-10 | 北京神雾热能技术有限公司 | High performance fuel heat accumulation type condensation energy-saving boiler |
| CN101451767A (en) * | 2009-01-09 | 2009-06-10 | 吴道洪 | Thermal storage type energy-saving boiler and burning method thereof |
| CN102776000A (en) * | 2012-08-15 | 2012-11-14 | 济钢集团有限公司 | Coke oven operation and control method |
| CN203758241U (en) * | 2013-12-30 | 2014-08-06 | 苏州市层燃炉窑科技有限公司 | Heating furnace |
| CN204329040U (en) * | 2014-12-12 | 2015-05-13 | 青岛科技大学 | A kind of novel RTO accumulation of heat incinerator |
| CN105782996A (en) * | 2014-12-22 | 2016-07-20 | 天津燃洁斯工业设备有限公司 | Coal gasification heat storage type combustion system of industrial furnace |
| CN205133495U (en) * | 2015-10-22 | 2016-04-06 | 中冶焦耐工程技术有限公司 | Regenerator inspection hole structure |
| CN205909311U (en) * | 2016-05-11 | 2017-01-25 | 合佳环保科技（昆山）有限公司 | Heat accumulating type oxidation furnace |
| CN206469272U (en) * | 2017-01-17 | 2017-09-05 | 恩国环保科技（上海）有限公司 | A kind of heat accumulating type incineration device for aoxidizing furnace exhaust |
| CN107726338A (en) * | 2017-10-20 | 2018-02-23 | 江苏百纳环保设备有限公司 | One kind rotation RTO |
| CN208074983U (en) * | 2018-03-05 | 2018-11-09 | 南通贝思特机械工程有限公司 | A kind of energy-saving thermal storage formula incinerator RTO systems |
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| CN108253436A (en) | 2018-07-06 |
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