CN201875693U - Boiler-turbine integrated shell-and-tube combustor and three-waste waste heat recovery device thereof - Google Patents
Boiler-turbine integrated shell-and-tube combustor and three-waste waste heat recovery device thereof Download PDFInfo
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- CN201875693U CN201875693U CN2010206002366U CN201020600236U CN201875693U CN 201875693 U CN201875693 U CN 201875693U CN 2010206002366 U CN2010206002366 U CN 2010206002366U CN 201020600236 U CN201020600236 U CN 201020600236U CN 201875693 U CN201875693 U CN 201875693U
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- plenum chamber
- burner hearth
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
Disclosed are a boiler-turbine integrated shell-and-tube combustor and a three-waste waste heat recovery device thereof. The boiler-turbine integrated shell-and-tube combustor comprises a hearth in a membrane wall structure, an air supply chamber and a gas supply chamber. An air inlet pipe is arranged on the air supply chamber; a gas inlet pipe is arranged on the gas supply chamber; a certain number of air pipes arranged on the inner wall of the air supply chamber are communicated with the inside of the hearth in the membrane wall structure; and a certain number of gas pipes arranged on the inner wall of the gas supply chamber are communicated with the inside of the hearth in the membrane wall structure. The three-waste waste heat recovery device comprises a mixed combustion furnace, a separator and a waste heat boiler, an ignition section is arranged on the lower portion of the mixed combustion furnace, a boiling combustion section is arranged in the middle of the mixed combustion furnace, a cylinder is arranged on the upper portion of the mixed combustion furnace, a coal slime inlet is arranged at the upper end of the mixed combustion furnace, a body of the boiling combustion section of the mixed combustion furnace is the boiler-turbine integrated shell-and-tube combustor, a boiling bed is arranged in the boiling combustion section, a solid waste inlet pipe and a return pipe are respectively arranged on the outer side of the hearth in the boiling combustion section, and an abrasion-resistant material layer is arranged on the inner side of the hearth in the boiling combustion section. The boiler-turbine integrated shell-and-tube combustor and the three-waste waste heat recovery device are high in heat efficiency, sufficient in combustion and stable in operation.
Description
Technical field
The utility model relates to and utilizes the chemical industry three wastes to realize energy-conservation boiler technology field, particularly relates to a kind of machine stove one shell and tube combustor and there-waste heat recoverer thereof.
Background technology
The existing chemical industry three wastes bootstrap system of China is made up of three parts: three wastes mixed combustion furnace, combined dust remover, tunnel type waste heat boiler.
Existing mixed combustion furnace adopts steel shell, and build by laying bricks or stones with high-alumina brick, aluminium silicate products, clay light-weight brick, high-strength wearable pouring material etc. inside.The mixed combustion furnace bottom is the Boiling Combustion chamber, is furnished with air compartment, air distribution plate, blast cap, secondary air channel and automatic ignition device.The middle and upper part is the blowing-out gas combustion space, blowing-out gas premixed combustion import, the synthetic high-temp combustion shower nozzle etc. of dropping a hint.
Be provided with water-cooling system in the mixed combustion furnace and link to each other with steam generator system, the high-temperature flue gas after the burning enters combined dust remover, carries out the separation of " cigarette ", " dirt ", and high-temperature flue gas enters surplus pot, and flue dust flows out from ash tube.The whirlwind socket joint is gone into secondary wind and is cooled off solution top heat transfer problem.
Above-mentioned afterheat boiler system floor space is many, and mixed combustion furnace and deduster are bulky, and boiler circuit connects complicated, and easily burn at whirlwind tube top, and system thermal efficiency is on the low side.
The utility model content
The purpose of this utility model is in order to address the above problem, a kind of machine stove one shell and tube combustor and there-waste heat recoverer thereof to be provided.
The technical solution of the utility model is: a kind of machine stove one shell and tube combustor, this combustor contains the burner hearth of membrane wall structure and the plenum chamber outside burner hearth, plenum chamber, described plenum chamber is provided with the air inlet pipe, described plenum chamber is provided with the combustion gas inlet pipe, the airduct that described plenum chamber inwall is provided with some is communicated in the burner hearth of membrane wall structure, and the tracheae that described plenum chamber inwall also is provided with some is communicated in the burner hearth of membrane wall structure.
Described membrane wall burner hearth contains heat exchanger tube and band steel plate, and described airduct and tracheae all pass band steel plate and be communicated in the burner hearth; Described airduct and tracheae are apart from one another by layout.
Described plenum chamber and plenum chamber stack are arranged in outside the burner hearth, have dividing plate to separate between plenum chamber and the plenum chamber.
Described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior tracheae that is communicated with of burner hearth.
Described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior airduct that is communicated with of burner hearth.
A kind of there-waste heat recoverer, comprise mixed combustion furnace, separator, waste heat boiler, described mixed combustion furnace bottom is that Boiling Combustion section, top are cylindrical shell for the section of igniting, middle part, the mixed combustion furnace upper end is provided with the coal slime import, the air inlet of described separator is communicated with mixed combustion furnace top, the gas outlet of separator is communicated with waste heat boiler, the dust flue of separator is communicated to the Boiling Combustion section of mixed combustion furnace by feeding back device, refeed line, the housing of described mixed combustion furnace is the full film type wall structure, is respectively equipped with the next part case in the lower end and the upper end of mixed combustion furnace; The Boiling Combustion section main body of mixed combustion furnace is a machine stove integral type tubulation combustor, establishes ebullated bed in the Boiling Combustion section; The burner hearth outside in the Boiling Combustion section is respectively equipped with solid waste inlet pipe, refeed line, the burner hearth inboard of Boiling Combustion section is provided with wear-resistant material layer, described machine stove integral type combustor contains the burner hearth of membrane wall structure and the plenum chamber outside burner hearth, plenum chamber, described plenum chamber is provided with secondary wind inlet pipe, described plenum chamber is provided with the waste gas inlet pipe, the airduct that described plenum chamber inwall is provided with some is communicated in the burner hearth of membrane wall structure, and the tracheae that described plenum chamber inwall also is provided with some is communicated in the burner hearth of membrane wall structure.
Described membrane wall burner hearth contains heat exchanger tube and band steel plate, and described airduct and tracheae all pass band steel plate and be communicated in the burner hearth; Described airduct and tracheae are apart from one another by layout.
Described plenum chamber and plenum chamber stack are arranged in outside the burner hearth, have dividing plate to separate between plenum chamber and the plenum chamber; Described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior tracheae that is communicated with of burner hearth; Perhaps described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior airduct that is communicated with of burner hearth.
Be provided with pendant superheater, economizer, air preheater in the described burner hearth waste heat boiler.
The Boiling Combustion section top of described mixed combustion furnace is provided with the auxiliary combustion machine.
The beneficial effects of the utility model
This machine stove one shell and tube combustor directly is installed in tubulation on the burner hearth, makes the two structure combination, has reduced the waste of material, has simplified the structure of equipment.By with airduct and tracheae apart from one another by layout, can improve the mixture homogeneity of air and combustion gas, help it and fully burn, the maximum combustion value of performance combustion gas improves the thermal efficiency.
The there-waste heat recoverer of this utility model, be provided with machine stove one shell and tube combustor in the ebullated bed front and rear part, low-calorie waste gas sprays into burner hearth by this combustor with combustion air, the bed material very high with amount of stored heat mixes burning immediately, solved catching fire and the difficult surely problem of combustion of low hot waste gas.
The membrane wall of burning zone is provided with wear-resisting pouring material, and the fuel that prevents to seethe with excitement is to the wearing and tearing of pipe, and has guaranteed the reasonable ignition temperature of boiling section, has solved the clean-burning problem of gas-making cinder, the thin ash of gas making deduster etc.
The coal slime import is arranged on the upper end of mixed combustion furnace, when coal slime sprays into from the upper end, can prolong its stroke in burner hearth, runs into high-temperature flue gas in dropping process, finishes oven dry, bursts the process of burning.
The there-waste heat recoverer of this utility model, the efficiency of combustion of useless ash of waste residue and coal slime has improved 1.5%; The cylindrical shell of upper furnace is the full film type wall structure simultaneously, arranges heating surface area in the confined space to greatest extent, and the boiler heat absorption is abundant, and the whole system thermal efficiency improves 2%.
Description of drawings
Fig. 1 is the structural representation of integral type shell and tube combustor;
Fig. 2 be among Fig. 1 A to structural representation;
Fig. 3 is the I portion structure for amplifying schematic diagram among Fig. 1;
Fig. 4 is the II portion structure for amplifying schematic diagram among Fig. 1;
Fig. 5 is the III portion structure for amplifying schematic diagram among Fig. 1;
Fig. 6 is the IV portion structure for amplifying schematic diagram among Fig. 1;
Fig. 7 is the V portion structure for amplifying schematic diagram among Fig. 1;
Fig. 8 is a there-waste heat recoverer master TV structure schematic diagram;
Fig. 9 is the I portion structure for amplifying schematic diagram among Fig. 8;
Figure 10 is a there-waste heat recoverer plan structure schematic diagram;
Figure 11 is the A-A cross section structure schematic diagram among Fig. 8;
Figure 12 is the steam and feed flow diagram in this there-waste heat recoverer running;
Figure 13 is the flue gas flow figure in this there-waste heat recoverer running.
The specific embodiment
Referring to Fig. 1-Figure 10,1. burner hearths among the figure, 2. plenum chamber, 3. plenum chamber, 4. combustion gas inlet pipe, 5. air inlet pipe, 6. airduct, 7. tracheae, 1-1 wherein, the heat pipe of membrane wall burner hearth, 1-2. band steel, A. mixed combustion furnace, B. separator, C. waste heat boiler, A-A. cylindrical shell, A-B. Boiling Combustion section, A-C. the section of igniting, A-1. firing device, A-2. next part case, A-3. machine stove one shell and tube combustor, A-4. waste gas inlet pipe, A-5. secondary wind inlet pipe, A-6. solid waste inlet pipe, A-7. auxiliary combustion machine, A-9. coal slime import, A-10. upper collecting chamber, 11. dust flue, 12. material-returning device, 13. refeed line, 14. drum, C-1. pendant superheater, C-2. economizer, C-3. air preheater.
Embodiment one: referring to Fig. 1-Fig. 7, a kind of machine stove one shell and tube combustor among the figure, this combustor contains the burner hearth of membrane wall structure and the plenum chamber outside burner hearth, plenum chamber, described plenum chamber is provided with the air inlet pipe, described plenum chamber is provided with the combustion gas inlet pipe, the airduct that described plenum chamber inwall is provided with some is communicated in the burner hearth of membrane wall structure, and the tracheae that described plenum chamber inwall also is provided with some is communicated in the burner hearth of membrane wall structure.
Described membrane wall burner hearth contains heat exchanger tube and band steel plate, and described airduct and tracheae all pass band steel plate and be communicated in the burner hearth; Described airduct and tracheae are apart from one another by layout.
Described plenum chamber and plenum chamber stack are arranged in outside the burner hearth, have dividing plate to separate between plenum chamber and the plenum chamber.
Described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior tracheae that is communicated with of burner hearth.
Embodiment two: embodiment two and embodiment one are basic identical, and accompanying drawing is not drawn, and something in common does not repeat, and difference is that described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior airduct that is communicated with of burner hearth.
Embodiment three: referring to Fig. 8-Figure 11, and Fig. 1-Fig. 6, a kind of there-waste heat recoverer among the figure, comprise mixed combustion furnace, separator, waste heat boiler, described mixed combustion furnace bottom is the section of igniting, the middle part is the Boiling Combustion section, top is cylindrical shell, the mixed combustion furnace upper end is provided with the coal slime import, the air inlet of described separator is communicated with mixed combustion furnace top, the gas outlet of separator is communicated with waste heat boiler, the dust flue of separator passes through feeding back device, refeed line is communicated to the Boiling Combustion section of mixed combustion furnace, the housing of described mixed combustion furnace is the full film type wall structure, is respectively equipped with the next part case in the lower end and the upper end of mixed combustion furnace; The Boiling Combustion section main body of mixed combustion furnace is a machine stove integral type tubulation combustor, establishes ebullated bed in the Boiling Combustion section; The burner hearth outside in the Boiling Combustion section is respectively equipped with solid waste inlet pipe, refeed line, the burner hearth inboard of Boiling Combustion section is provided with wear-resistant material layer, described machine stove integral type combustor contains the burner hearth of membrane wall structure and the plenum chamber outside burner hearth, plenum chamber, described plenum chamber is provided with secondary wind inlet pipe, described plenum chamber is provided with the waste gas inlet pipe, the airduct that described plenum chamber inwall is provided with some is communicated in the burner hearth of membrane wall structure, and the tracheae that described plenum chamber inwall also is provided with some is communicated in the burner hearth of membrane wall structure.
Described membrane wall burner hearth contains heat exchanger tube and band steel plate, and described airduct and tracheae all pass band steel plate and be communicated in the burner hearth; Described airduct and tracheae are apart from one another by layout.
Described plenum chamber and plenum chamber stack are arranged in outside the burner hearth, have dividing plate to separate between plenum chamber and the plenum chamber; Described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior tracheae that is communicated with of burner hearth; Perhaps described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior airduct that is communicated with of burner hearth.
Be provided with pendant superheater, economizer, air preheater in the described burner hearth waste heat boiler.
The Boiling Combustion section top of described mixed combustion furnace is provided with the auxiliary combustion machine.
Referring to Figure 12, Figure 13, this there-waste heat recoverer, the workflow of the workflow of steam, flue gas is as shown in the figure in the course of work.
The water source comes water to introduce economizer by pipeline, through preliminary heating, introduce drum through pipeline again, cause mixed combustion furnace next part case through pipeline then, process mixed combustion furnace membrane wall rises to the upper collecting chamber of mixed combustion furnace, introduces drum through piping once more, carries out carbonated drink separation, isolated steam enters pendant superheater through piping again, forms final main steam.
And fuel, as the solid waste of direct adding mixed combustion furnace Boiling Combustion section and the solid waste such as coal slime that are heated to mixed combustion furnace from top, after the mixed combustion furnace back warp is crossed preliminary Boiling Combustion, form the flue dust mixture, flow in the separator from mixed combustion furnace top, in separator for separated the delivering for sale of solid particle of after-flame, be back to the Boiling Combustion section of mixed combustion furnace through dust flue, refeed line secondary, second-time burning, circulation enters separator then, until the particle after-flame, form floating dust, with the flue gas drain separator; Through the isolated high-temperature flue gas of separator, wherein be mingled with the floating dust of some after-flames, enter waste heat boiler and successively pendant superheater, economizer, air preheater are heated, realize the utilization of heat energy, discharge through behind the deduster at last.
The preheated air that above-mentioned air preheater produces is supplied to the secondary wind of mixed combustion furnace Boiling Combustion section to enter the mouth.
Claims (10)
1. machine stove one shell and tube combustor, it is characterized in that: this combustor contains the burner hearth of membrane wall structure and the plenum chamber outside burner hearth, plenum chamber, described plenum chamber is provided with the air inlet pipe, described plenum chamber is provided with the combustion gas inlet pipe, the airduct that described plenum chamber inwall is provided with some is communicated in the burner hearth of membrane wall structure, and the tracheae that described plenum chamber inwall also is provided with some is communicated in the burner hearth of membrane wall structure.
2. machine stove one shell and tube combustor according to claim 1, it is characterized in that: described membrane wall burner hearth contains heat exchanger tube and band steel plate, and described airduct and tracheae all pass band steel plate and be communicated in the burner hearth; Described airduct and tracheae are apart from one another by layout.
3. machine stove one shell and tube combustor according to claim 1 is characterized in that: described plenum chamber and plenum chamber stack are arranged in outside the burner hearth, have dividing plate to separate between plenum chamber and the plenum chamber.
4. machine stove one shell and tube combustor according to claim 3 is characterized in that: described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior tracheae that is communicated with of burner hearth.
5. machine stove one shell and tube combustor according to claim 3 is characterized in that: described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior airduct that is communicated with of burner hearth.
6. there-waste heat recoverer, comprise mixed combustion furnace, separator, waste heat boiler, described mixed combustion furnace bottom is that Boiling Combustion section, top are cylindrical shell for the section of igniting, middle part, the mixed combustion furnace upper end is provided with the coal slime import, the air inlet of described separator is communicated with mixed combustion furnace top, the gas outlet of separator is communicated with waste heat boiler, the dust flue of separator is communicated to the Boiling Combustion section of mixed combustion furnace by feeding back device, refeed line, it is characterized in that: the housing of described mixed combustion furnace is the full film type wall structure, is respectively equipped with the next part case in the lower end and the upper end of mixed combustion furnace; The Boiling Combustion section main body of mixed combustion furnace is a machine stove integral type tubulation combustor, establishes ebullated bed in the Boiling Combustion section; Be respectively equipped with solid waste inlet pipe, refeed line in the Boiling Combustion section burner hearth outside, the burner hearth inboard of Boiling Combustion section is provided with wear-resistant material layer, described machine stove integral type combustor contains the burner hearth of membrane wall structure and the plenum chamber outside burner hearth, plenum chamber, described plenum chamber is provided with secondary wind inlet pipe, described plenum chamber is provided with the waste gas inlet pipe, the airduct that described plenum chamber inwall is provided with some is communicated in the burner hearth of membrane wall structure, and the tracheae that described plenum chamber inwall also is provided with some is communicated in the burner hearth of membrane wall structure.
7. there-waste heat recoverer according to claim 6 is characterized in that: described membrane wall burner hearth contains heat exchanger tube and band steel plate, and described airduct and tracheae all pass band steel plate and be communicated in the burner hearth; Described airduct and tracheae are apart from one another by layout.
8. there-waste heat recoverer according to claim 6 is characterized in that: described plenum chamber and plenum chamber stack are arranged in outside the burner hearth, have dividing plate to separate between plenum chamber and the plenum chamber; Described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior tracheae that is communicated with of burner hearth; Perhaps described plenum chamber is positioned at the outside, and plenum chamber runs through plenum chamber with the interior airduct that is communicated with of burner hearth.
9. there-waste heat recoverer according to claim 6 is characterized in that: be provided with pendant superheater, economizer, air preheater in the described burner hearth waste heat boiler.
10. there-waste heat recoverer according to claim 6 is characterized in that: the Boiling Combustion section top of described mixed combustion furnace is provided with the auxiliary combustion machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206002366U CN201875693U (en) | 2010-11-10 | 2010-11-10 | Boiler-turbine integrated shell-and-tube combustor and three-waste waste heat recovery device thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206002366U CN201875693U (en) | 2010-11-10 | 2010-11-10 | Boiler-turbine integrated shell-and-tube combustor and three-waste waste heat recovery device thereof |
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| CN201875693U true CN201875693U (en) | 2011-06-22 |
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| CN2010206002366U Expired - Fee Related CN201875693U (en) | 2010-11-10 | 2010-11-10 | Boiler-turbine integrated shell-and-tube combustor and three-waste waste heat recovery device thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975394A (en) * | 2010-11-10 | 2011-02-16 | 郑州锅炉股份有限公司 | Engine-boiler integrated tube nest type combustion engine and device thereof for recovering three wastes |
-
2010
- 2010-11-10 CN CN2010206002366U patent/CN201875693U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975394A (en) * | 2010-11-10 | 2011-02-16 | 郑州锅炉股份有限公司 | Engine-boiler integrated tube nest type combustion engine and device thereof for recovering three wastes |
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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: 20110622 Termination date: 20131110 |