CN201050778Y - Garbage combustion residual heat boiler anticorrosion superheater device for outputting high temperature overheated steam - Google Patents
Garbage combustion residual heat boiler anticorrosion superheater device for outputting high temperature overheated steam Download PDFInfo
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- CN201050778Y CN201050778Y CNU2007200664027U CN200720066402U CN201050778Y CN 201050778 Y CN201050778 Y CN 201050778Y CN U2007200664027 U CNU2007200664027 U CN U2007200664027U CN 200720066402 U CN200720066402 U CN 200720066402U CN 201050778 Y CN201050778 Y CN 201050778Y
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- flue
- waste
- heat boiler
- superheater
- heater
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Abstract
The utility model relates to a waste burning waste-heat boiler anti-corrosion super heater, which is composed of a body of waste incinerator, a waste-heat boiler and a pendant super heater, wherein the upper end of the body is connected with the waste-heat boiler, the pendant super heater is arranged in the hearth of the waste-heat boiler or in the hearth of second channel, the outer surface of the pendant super heater is covered by a high-temperature anti-corrosion coat. The waste incinerator is composed of a furnace body and a blower device, wherein one end of the furnace body is arranged with a waste inlet and another end is arranged with an ash hole, a furnace bed is arranged between a waste receiving opening and the ash hold in the furnace body, the upper end of the furnace body is arranged with a smoke outlet, and the waste-heat boiler is connected with the smoke outlet. The utility model utilizes the pendant super heater of the waste-heat boiler to obtain heat energy from the flue of the waste incinerator, while the outer surface of the pendant super heater is covered by a high-temperature anti-corrosion coat to protect the super heater from corrosive gas at high temperature. The utility model has simple structure, low cost, the application for engaging prior standard turbine, and high generating efficiency.
Description
Technical field:
The utility model relates to mechanical field, relates in particular to combustion apparatus, particularly incinerator, and concrete is a kind of refuse incineration exhaust-heating boiler anticorrosion superheater device of exporting hyperthermia and superheating steam.
Background technology:
In the prior art, in the waste heat boiler of the incinerator of being everlasting superheater is set, the heat heating steam that produces when utilizing waste incineration is used as the energy.Incinerator can produce hydrogen chloride when burning domestic waste, and under the high temperature, hydrogen chloride is very easy to the tube wall of corrosion superheater.In order to prevent high temperature corrosion, the superheat steam temperature of fire grate garbage incinerator is all smaller or equal to 400 ℃ at present.But the standard medium temperature and medium pressure parameter of Turbo-generator Set is pressure 3.8MPa, superheat steam temperature requires to reach 450 ℃, so can only adopt off-gauge Steam Turbine during waste incineration and generating electricity, and manufacture difficulty is big, cost increases, and generating efficiency is also low than medium temperature and medium pressure unit.
Summary of the invention:
The purpose of this utility model provides a kind of refuse incineration exhaust-heating boiler anticorrosion superheater device of exporting hyperthermia and superheating steam, and the superheater tube outside of the superheat steam temperature that the refuse incineration exhaust-heating boiler anticorrosion superheater device of described this output hyperthermia and superheating steam will solve incinerator in the prior art during greater than 400 ℃ contacts the technical problem of generation high temperature corrosion with flue gas.
This refuse incineration exhaust-heating boiler anticorrosion superheater device for output hyperthermia and superheating steam of the present utility model is made of body of heater, waste heat boiler and the pendant superheater of incinerator, described waste heat boiler is connected the upper end of body of heater, wherein, described pendant superheater is arranged in the burner hearth or flue of body of heater, is coated with the high-temperature anticorrosion coating on the outer surface of pendant superheater.
Further, described incinerator is made of body of heater and air-blast device, and an end of described body of heater is provided with the rubbish receiving opening, and the other end of body of heater is provided with ash hole, in the body of heater, be provided with fire grate between rubbish receiving opening and the ash hole.
Further, described waste heat boiler is by first flue, second flue, the 3rd flue and the 4th flue constitute, described first flue, second flue, the 3rd flue and the 4th flue are arranged side by side, the outlet of described first flue is connected with the inlet of second flue, the outlet of described second flue links to each other with the inlet of the 3rd flue, the outlet of described the 3rd flue links to each other with the inlet of the 4th flue, in described the 4th flue, be provided with economizer, in described the 3rd flue, be provided with convection recuperator, in described flue, be provided with water pipe, described water pipe connects the two ends of economizer, and by drum connection convection recuperator, described pendant superheater is arranged in first flue, and pendant superheater is connected with described convection recuperator by water pipe.
Further, described pendant superheater is arranged on the second flue inside.
Further, the thickness of described high-temperature anticorrosion coating is between 0.1mm～0.5mm.
Operation principle of the present utility model is such: rubbish is placed in the rubbish hopper, rubbish enters in the incinerator by pusher and burns, the high-temperature flue gas that produces passes through first flue of waste heat boiler successively, second flue, the 3rd flue and the 4th flue, and in each flue, carry out the energy transmission with each heating surface heat exchange, feedwater enters drum behind economizer, saturation water in the drum enters membrane wall through down-comer, saturation water returns drum after absorbing heat and becoming steam water interface in membrane wall, saturation water in the drum enters convection superheater and becomes superheated steam, superheated steam enters the superheated steam that heating behind the pendant superheater becomes desired parameters and goes forward side by side into main steam line, because pendant superheater is in the first or second flue top, flue-gas temperature is about 800 ℃, owing to contain a large amount of HCl in the flue gas herein, SO
2And alkali metal, high temperature corrosion is serious, and the high-temperature anticorrosion coating of pendant superheater outer surface makes contacting of corrosive gas and metal isolated, thereby thorough has solved the high temperature corrosion problem in the waste incineration
The utility model and prior art contrast, and effect is positive and tangible.The utility model utilizes in pendant superheater and the waste heat boiler that incinerator is connected and obtains heat energy, and covering high-temperature corrosion-inhibiting coating on the outer surface of pendant superheater prevents that corrosive gas destroys pendant superheater under the high temperature.Simple in structure, cost is low, the superheat steam temperature that can make incinerator is greater than 400 ℃, can cooperate existing standard Steam Turbine to use.
Description of drawings:
Fig. 1 is the structural representation of an embodiment of the refuse incineration exhaust-heating boiler anticorrosion superheater device of output hyperthermia and superheating steam of the present utility model;
Fig. 2 is the structural representation of another embodiment of the refuse incineration exhaust-heating boiler anticorrosion superheater device of output hyperthermia and superheating steam of the present utility model;
The specific embodiment:
As depicted in figs. 1 and 2, the refuse incineration exhaust-heating boiler anticorrosion superheater device of output hyperthermia and superheating steam of the present utility model is by incinerator, waste heat boiler 3 and and pendant superheater constitute, described incinerator is by rubbish receiving opening 1, burn body of heater 5, fire grate 2, ash hole 4, outlet flue 11 and air-blast device constitute, described rubbish receiving opening 1 is arranged at a side of described burning body of heater 5, constitute by a funnel-form material mouth, described fire grate 2 is arranged at the lower end of described burning body of heater 5 inner rubbish receiving openings 1, described ash hole 4 is arranged at a side of described fire grate 2, described outlet flue 11 is arranged at the upper end of described burning body of heater 5, described air-blast device is arranged on described fire grate 2 lower ends, described waste heat boiler is arranged on described outlet flue 11 tops, described waste heat boiler 3 is by first flue, second flue, the 3rd flue and the 4th flue constitute, described each flue is arranged side by side, the outlet of described first flue is connected with the inlet of second flue, the outlet of described second flue links to each other with the inlet of the 3rd flue, the outlet of described the 3rd flue links to each other with the inlet of the 4th flue, in described the 4th flue, be provided with economizer 7, in described the 3rd flue, be provided with convection recuperator 12, described each flue connects described economizer 7 by water pipe 8, heat exchanger 12, described water pipe connects the two ends of described economizer 11, and by drum 9 connection convection recuperators 12, wherein, be provided with pendant superheater 10 in described first flue, described pendant superheater 10 is provided with and is made of pipe, described pendant superheater 10 connects the convection recuperator 12 that is arranged in the 3rd flue by water pipe 8, and 6 is the water inlet of water pipe 8 among the figure.
Further, described pendant superheater 10 is arranged on the second flue inside.
Further, described pendant superheater 10 is provided with one deck high-temperature anticorrosion coating, and the thickness of described coating is between 0.1mm-0.5mm.
Claims (5)
1. refuse incineration exhaust-heating boiler anticorrosion superheater device of exporting hyperthermia and superheating steam, body of heater, waste heat boiler and pendant superheater by incinerator constitute, described waste heat boiler is connected the upper end of body of heater, it is characterized in that: described pendant superheater is arranged in the burner hearth or flue of waste heat boiler, is coated with the high-temperature anticorrosion coating on the outer surface of pendant superheater.
2. the refuse incineration exhaust-heating boiler anticorrosion superheater device of output hyperthermia and superheating steam as claimed in claim 1, it is characterized in that: described incinerator is made of body of heater and air-blast device, one end of described body of heater is provided with the rubbish receiving opening, the other end of body of heater is provided with ash hole, in the body of heater, be provided with fire grate between rubbish receiving opening and the ash hole.
3. the refuse incineration exhaust-heating boiler anticorrosion superheater device of output hyperthermia and superheating steam as claimed in claim 1, it is characterized in that: described waste heat boiler is by first flue, second flue, the 3rd flue and the 4th flue constitute, described first flue, second flue, the 3rd flue and the 4th flue are arranged side by side, the outlet of described first flue is connected with the inlet of second flue, the outlet of described second flue links to each other with the inlet of the 3rd flue, the outlet of described the 3rd flue links to each other with the inlet of the 4th flue, in described the 4th flue, be provided with economizer, in described the 3rd flue, be provided with convection recuperator, in described flue, be provided with water pipe, described water pipe connects the two ends of economizer, and by drum connection convection recuperator, described pendant superheater is arranged in first flue, and pendant superheater is connected with described convection recuperator by water pipe.
4. the refuse incineration exhaust-heating boiler anticorrosion superheater device of output hyperthermia and superheating steam as claimed in claim 3, it is characterized in that: described pendant superheater is arranged on the second flue inside.
5. as the refuse incineration exhaust-heating boiler anticorrosion superheater device of claim 1 output hyperthermia and superheating steam, it is characterized in that: the thickness of described high-temperature anticorrosion coating is between 0.1mm～0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200664027U CN201050778Y (en) | 2007-01-17 | 2007-01-17 | Garbage combustion residual heat boiler anticorrosion superheater device for outputting high temperature overheated steam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200664027U CN201050778Y (en) | 2007-01-17 | 2007-01-17 | Garbage combustion residual heat boiler anticorrosion superheater device for outputting high temperature overheated steam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201050778Y true CN201050778Y (en) | 2008-04-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200664027U Expired - Fee Related CN201050778Y (en) | 2007-01-17 | 2007-01-17 | Garbage combustion residual heat boiler anticorrosion superheater device for outputting high temperature overheated steam |
Country Status (1)
| Country | Link |
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| CN (1) | CN201050778Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022716A (en) * | 2010-12-24 | 2011-04-20 | 伟明环保设备有限公司 | Vertical waste incineration boiler |
| WO2012119460A1 (en) * | 2011-03-08 | 2012-09-13 | 中国华能集团清洁能源技术研究院有限公司 | M-type pulverized coal boiler suitable for super-high steam temperature |
| CN102679370A (en) * | 2012-05-28 | 2012-09-19 | 张家港市江南锅炉压力容器有限公司 | Coal gas three-waste mixed fired boiler |
| CN105444145A (en) * | 2015-12-30 | 2016-03-30 | 重庆科技学院 | Boiler system utilizing garbage incineration synthesis gas |
| CN105464727A (en) * | 2015-12-31 | 2016-04-06 | 重庆科技学院 | Boiler power generation system utilizing rubbish gasification and incineration synthesis gas |
| CN107906507A (en) * | 2017-12-29 | 2018-04-13 | 上海康恒环境股份有限公司 | A kind of main steam temperature is 540 DEG C of refuse incineration exhaust-heating boiler pendant superheater |
-
2007
- 2007-01-17 CN CNU2007200664027U patent/CN201050778Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022716A (en) * | 2010-12-24 | 2011-04-20 | 伟明环保设备有限公司 | Vertical waste incineration boiler |
| WO2012119460A1 (en) * | 2011-03-08 | 2012-09-13 | 中国华能集团清洁能源技术研究院有限公司 | M-type pulverized coal boiler suitable for super-high steam temperature |
| US8904790B2 (en) | 2011-03-08 | 2014-12-09 | Huaneng Clean Energy Research Institute | M-type pulverized coal boiler suitable for ultrahigh steam temperature |
| CN102679370A (en) * | 2012-05-28 | 2012-09-19 | 张家港市江南锅炉压力容器有限公司 | Coal gas three-waste mixed fired boiler |
| CN102679370B (en) * | 2012-05-28 | 2013-12-18 | 张家港市江南锅炉压力容器有限公司 | Coal gas three-waste mixed fired boiler |
| CN105444145A (en) * | 2015-12-30 | 2016-03-30 | 重庆科技学院 | Boiler system utilizing garbage incineration synthesis gas |
| CN105464727A (en) * | 2015-12-31 | 2016-04-06 | 重庆科技学院 | Boiler power generation system utilizing rubbish gasification and incineration synthesis gas |
| CN107906507A (en) * | 2017-12-29 | 2018-04-13 | 上海康恒环境股份有限公司 | A kind of main steam temperature is 540 DEG C of refuse incineration exhaust-heating boiler pendant superheater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080423 Termination date: 20140117 |