CN204830913U - Retrieve intelligent energy -conserving environmental protection system that kiln waste heat is used for spray drying tower - Google Patents
Retrieve intelligent energy -conserving environmental protection system that kiln waste heat is used for spray drying tower Download PDFInfo
- Publication number
- CN204830913U CN204830913U CN201520554257.1U CN201520554257U CN204830913U CN 204830913 U CN204830913 U CN 204830913U CN 201520554257 U CN201520554257 U CN 201520554257U CN 204830913 U CN204830913 U CN 204830913U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- spray drying
- tower
- energy
- drying tower
- 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
Links
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model belongs to the technical field of it is energy -concerving and environment -protective, a retrieve intelligent energy -conserving environmental protection system that kiln waste heat is used for spray drying tower is related to, including the kiln, the kiln passes through the pipeline to be connected with the energy -saving equipment, and the energy -saving equipment is connected with the tail gas desulfurization tower through first pipeline respectively, and the energy -saving equipment passes through the second pipeline to be connected with the hot -blast furnace, and the hot -blast furnace passes through the pipeline to be connected with the spray drying tower, and the spray drying tower passes through the pipeline to be connected with the wet -type desulfurizing tower, and the wet -type desulfurizing tower passes through bypass and second tube coupling. The utility model discloses add heat transfer device and carry on make full use of to the kiln waste heat, improve desulfurizing tower inner structure, make gas -liquid exchange degree obtain improving, have that the white cigarette of elimination is effectual, desulfurization efficiency improves, the equipment investment is few, the working costs is low, can not lead to the fact secondary pollution, can also retrieve a large amount of heat advantages.
Description
Technical field
The utility model belongs to the technical field of energy-conserving and environment-protective, particularly relates to a kind ofly to reclaim the intelligent power saving environment friendly system of using residual heat from kiln furnace for spray drying tower.
Background technology
As everyone knows, ceramic industry is the industry of a high energy consumption, high pollution, high resource-hungry, and especially mist projection granulating, drying and kiln three links need to consume a large amount of heat energy.And the kiln burnt till for spray drying tower and the product of preparation in producing is the capital equipment of thermal energy consumption and conversion, its energy consumption accounts for more than 20% of total production cost.
Along with the appearance of country's " 12 " energy-saving and emission-reduction policy, energy-saving and emission-reduction will be the trends of the times of china industry.For providing the hot-blast stove of thermal source for spray drying tower, generally adopted natural gas in the past, diesel oil, heavy oil is fuel, along with rising steadily of fuel price, the cost joint joint promotion of each ceramics factory, according to statistics, only fuel cost one almost account for 1/4 ~ 1/3 of whole ceramic industry cost, in order to reduce production cost, replace fuel-firing gas-firing as the fuel of hot-blast stove using coal, although reduce cost, but the flue gas produced is sulfur-bearing, many dirt, the flue gas of high humility, in order to reach discharge standard, relative humidity 90% will be formed after flue gas being carried out to the desulfurized dust collection column process of water curtain sprinkling, purifying smoke about temperature 50 C, this flue gas is directly entered air from chimney, " the white column of smoke " phenomenon will be formed, and desulfurization and dedusting poor effect, cause environmental pollution.And some measures of administering white cigarette are not dehumidifying, are exactly heat up; Be that the undesirable cost of effect is high or cause secondary pollution, and a large amount of waste heats can be discharged for the kiln that product burns till and be not utilized, cause a large amount of energy wastes.In the prior art, white cigarette administer all exist power consumption high, without the defect of waste heat recovery.Therefore, how to develop a kind of using residual heat from kiln furnace that can reclaim and act on the combustion-supporting of hot-blast stove and can white cigarette be eliminated, improve conventional smoke air water curtain desulfurization and dedusting structure, thus realize energy-saving and emission-reduction, just become the important topic of those skilled in the art.
It is that namely doctor solution sprays uniformly from top, and gas penetrates liquid level from below, thus carries out large-area exchange, removes the pollutants such as the sulphur in flue gas, dirt by changing traditional gas-liquid contact mode that existing desulfurization and dedusting effect improves.
Summary of the invention
The problem of the utility model mainly in order to mention above solving, according to existing advanced technology, a kind of reasonable in design provided, and fully can reclaim using residual heat from kiln furnace, act on hot-blast stove combustion-supporting and eliminate white cigarette, improve the energy-conserving and environment-protective system of desulfurization and dedusting effect.
Recovery using residual heat from kiln furnace described in the utility model is used for the intelligent power saving environment friendly system of spray drying tower, comprise kiln, kiln is connected with energy-saving equipment by pipeline, energy-saving equipment is connected with tail gas desulfurization tower respectively by the first pipeline, energy-saving equipment is connected with hot-blast stove by the second pipeline, hot-blast stove is connected with spray drying tower by pipeline, and spray drying tower is connected with wet desulphurization tower by pipeline, and wet desulphurization tower is connected with the second pipeline by bypass.
Wet desulphurization tower top arranges mist eliminator.
Arrange heavy caliber nozzle in the middle part of wet desulphurization tower, heavy caliber nozzle is connected with desulfur pump by pipeline, and desulfur pump is connected with wet desulphurization tower bottom by pipeline.
Wet desulphurization tower top arranges air induction mast, and air induction mast is connected with mist eliminator.
Spray drying tower is connected with the air induction mast on wet desulphurization tower by pipeline.
Energy-saving equipment arranges air blast.
Pipeline between spray drying tower and wet desulphurization tower arranges air-introduced machine.
The utility model is eliminated white cigarette and is improved desulfurization and dedusting effect and reclaim using residual heat from kiln furnace simultaneously to realize energy-saving and emission-reduction be realized by the combination of following technology: this system mainly comprises conveyance conduit, energy-saving equipment, bypass, wet desulphurization tower etc.Kiln flows to energy-saving equipment waste heat, and swap out clean energy-saving hot-blast, and it is combustion-supporting that the energy-saving hot-blast swapped out gives hot-blast stove by a bypass part, and a part is used for being heated by the flue gas of wet desulphurization tower, makes its wet flue gas heat up thus eliminate white cigarette.
Energy-saving equipment used is exactly air preheater, selects unlike material according to the difference of using residual heat from kiln furnace temperature.
The utility model is based on double-film theory, desulfurizing tower is a void tower, has air induction mast in tower, for what communicate up and down, there is heavy caliber reversal nozzle, and mist eliminator etc., sulfur-bearing next for spray drying tower, cloud of dust gas by means of air-introduced machine dynamic pressure, flue gas is imported air induction mast, doctor solution is exported by desulfur pump, gas and reverse liquid produce collision, form a standing wave height turbulent region, be called froth zone after solution-air contact.Froth zone produces a liquid surface very efficiently, has washed most of dust and has absorbed most sulfur dioxide.Reversal nozzle is a very large throat type nozzle, and liquid forms a conical flow, makes liquid be full of whole air induction mast region, forms froth zone, thus make desulfurization, efficiency of dust collection is improved; Flue gas, after two-layer mist eliminator, mixes with treated using residual heat from kiln furnace, then is discharged into air.
The realization that wet desulphurization tower heats up wet flue gas: the discharge flue of spray drying tower is connected with the gas feed of wet desulphurization tower, blower fan dynamic pressure flue gas is relied on to enter air induction mast from top to bottom, the doctor solution of wet desulphurization tower is sprayed into by desulfur pump from the bottom up, the complete wet flue gas of desulfurization and the hot blast sent here by bypass are fully mixed to be made it heat to be raised to about 90 DEG C, and then enter air, thus realize eliminating white cigarette.
The utility model has reclaimed a large amount of using residual heat from kiln furnace by heat exchanger, achieves energy-conservation; The heat part supply hot-blast stove reclaimed is combustion-supporting, improves the temperature of combustion air, makes the burning of hot-blast stove more abundant, indirectly improve the energy utilization rate of hot-blast stove, achieve energy-conservation; And this system can effectively isolate hot blast stove system and kiln system, make can not disturb each other, do not affect explained hereafter; The heat another part reclaimed easily produces the relative humidity 90% of white cigarette for heating, purifying smoke about temperature 50 C, this part wet flue gas is made to be elevated to uniform temperature, thus realize the object eliminating white cigarette, in addition, by improving the mode that desulfurizing tower gas-liquid exchanges, the effective efficiency improving desulfurization and dedusting.
Compared with prior art, the utility model has following beneficial effect:
The utility model adds heat-exchanger rig and using residual heat from kiln furnace is made full use of, improve desulfurizing tower internal structure, make gas-liquid exchange degree to be improved, have and eliminate that effective, the desulfuration efficiency of white cigarette improves, equipment investment is few, operating cost is low, can not cause secondary pollution, can also reclaim amount of heat advantage.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure, 1, kiln, 2, air blast, 3, energy-saving equipment, 4, tail gas desulfurization tower, the 5, first pipeline, 6, the second pipeline, 7, hot-blast stove, 8, spray drying tower, 9, air induction mast, 10, mist eliminator, 11, wet desulphurization tower, 12, desulfur pump, 13, air-introduced machine, 14, heavy caliber nozzle, 15, bypass.
Detailed description of the invention
Now the utility model content is described further in conjunction with the embodiments:
Embodiment
As shown in Figure 1, recovery using residual heat from kiln furnace described in the present embodiment is used for the intelligent power saving environment friendly system of spray drying tower, comprise kiln 1, kiln 1 is connected with energy-saving equipment 3 by pipeline, energy-saving equipment 3 is connected with tail gas desulfurization tower 4 respectively by the first pipeline 5, and energy-saving equipment 3 is connected with hot-blast stove 7 by the second pipeline 6, and hot-blast stove 7 is connected with spray drying tower 8 by pipeline, spray drying tower 8 is connected with wet desulphurization tower 11 by pipeline, and wet desulphurization tower 11 is connected with the second pipeline 6 by bypass 15.
Wet desulphurization tower 11 top arranges mist eliminator 10.
Arrange heavy caliber nozzle 14 in the middle part of wet desulphurization tower 11, heavy caliber nozzle 14 is connected with desulfur pump 12 by pipeline, and desulfur pump 12 is connected with wet desulphurization tower 11 bottom by pipeline.
Wet desulphurization tower 11 top arranges air induction mast 9, and air induction mast 9 is connected with mist eliminator 10.
Spray drying tower 8 is connected with the air induction mast 9 on wet desulphurization tower 11 by pipeline.
Energy-saving equipment 3 is arranged air blast 2.
Pipeline between spray drying tower 8 and wet desulphurization tower 11 is arranged air-introduced machine 13.
Kiln 1 waste heat is delivered to energy-saving equipment 3 by conveyance conduit and is carried out heat exchange, enters tail gas desulfurization tower 4 after heat exchange is complete by conveyance conduit;
Cold wind is blasted, through a part of the first pipeline 5 giving hot-blast stove 6 of energy-saving hot-blast that energy-saving equipment 3 swaps out by air blast 2; Another part energy-saving hot-blast is delivered to wet desulphurization tower 11 and is mixed with wet flue gas.Thus realize dual-use function, not only energy-conservation but also environmental protection.And using residual heat from kiln furnace and energy-saving hot-blast separated from one another through energy-saving equipment 3, mutually without interruption.
From spray drying tower 8 tail gas out through conveyance conduit, by means of the dynamic pressure of air-introduced machine 13, enter air induction mast 9, with the doctor solution reverse-impact sending into heavy caliber nozzle 14 through desulfur pump 12, desulfurization and dust removing effects can effectively be improved in the froth zone formed after solution-air contact; Tail gas after process, through mist eliminator 10 remove portion drop, final wet flue gas mixes with energy-saving hot-blast, carries out heat exchange, makes wet flue gas be raised to uniform temperature, enters air.
Finally bright: embodiment mentioned above only embodies part of functions of the present utility model; the various distortion that the common engineers and technicians in this area make technical solutions of the utility model and improvement, all should fall in scope that claims of the present utility model protect.
Claims (7)
1. one kind is reclaimed the intelligent power saving environment friendly system of using residual heat from kiln furnace for spray drying tower, comprise kiln (1), it is characterized in that, kiln (1) is connected with energy-saving equipment (3) by pipeline, energy-saving equipment (3) is connected with tail gas desulfurization tower (4) respectively by the first pipeline (5), energy-saving equipment (3) is connected with hot-blast stove (7) by the second pipeline (6), hot-blast stove (7) is connected with spray drying tower (8) by pipeline, spray drying tower (8) is connected with wet desulphurization tower (11) by pipeline, wet desulphurization tower (11) is connected with the second pipeline (6) by bypass (15).
2. recovery using residual heat from kiln furnace according to claim 1 is used for the intelligent power saving environment friendly system of spray drying tower, and it is characterized in that, wet desulphurization tower (11) top arranges mist eliminator (10).
3. recovery using residual heat from kiln furnace according to claim 1 is used for the intelligent power saving environment friendly system of spray drying tower, it is characterized in that, wet desulphurization tower (11) middle part arranges heavy caliber nozzle (14), heavy caliber nozzle (14) is connected with desulfur pump (12) by pipeline, and desulfur pump (12) is connected with wet desulphurization tower (11) bottom by pipeline.
4. recovery using residual heat from kiln furnace according to claim 1 is used for the intelligent power saving environment friendly system of spray drying tower, it is characterized in that, wet desulphurization tower (11) top arranges air induction mast (9), and air induction mast (9) is connected with mist eliminator (10).
5. recovery using residual heat from kiln furnace according to claim 1 is used for the intelligent power saving environment friendly system of spray drying tower, it is characterized in that, spray drying tower (8) is connected with the air induction mast (9) on wet desulphurization tower (11) by pipeline.
6. recovery using residual heat from kiln furnace according to claim 1 is used for the intelligent power saving environment friendly system of spray drying tower, it is characterized in that, energy-saving equipment (3) is arranged air blast (2).
7. recovery using residual heat from kiln furnace according to claim 1 is used for the intelligent power saving environment friendly system of spray drying tower, it is characterized in that, the pipeline between spray drying tower (8) and wet desulphurization tower (11) is arranged air-introduced machine (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520554257.1U CN204830913U (en) | 2015-07-28 | 2015-07-28 | Retrieve intelligent energy -conserving environmental protection system that kiln waste heat is used for spray drying tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520554257.1U CN204830913U (en) | 2015-07-28 | 2015-07-28 | Retrieve intelligent energy -conserving environmental protection system that kiln waste heat is used for spray drying tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204830913U true CN204830913U (en) | 2015-12-02 |
Family
ID=54688508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520554257.1U Expired - Fee Related CN204830913U (en) | 2015-07-28 | 2015-07-28 | Retrieve intelligent energy -conserving environmental protection system that kiln waste heat is used for spray drying tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204830913U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110960950A (en) * | 2019-12-12 | 2020-04-07 | 佛山赛因迪环保科技有限公司 | Spray tower flue gas processing system |
| CN114485195A (en) * | 2022-03-10 | 2022-05-13 | 佛山市铂倍优科技有限公司 | Energy-saving and emission-reducing system and production method for ceramic kiln |
-
2015
- 2015-07-28 CN CN201520554257.1U patent/CN204830913U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110960950A (en) * | 2019-12-12 | 2020-04-07 | 佛山赛因迪环保科技有限公司 | Spray tower flue gas processing system |
| CN114485195A (en) * | 2022-03-10 | 2022-05-13 | 佛山市铂倍优科技有限公司 | Energy-saving and emission-reducing system and production method for ceramic kiln |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104764340A (en) | Flue gas circulation system and method for sintering machine flue gas recirculation denitration | |
| CN106287771B (en) | A kind of coal-fired power station boiler fume afterheat utilizes system with moisture combined recovery | |
| CN104676606A (en) | Innocent treatment method for acrylic acid and ester waste liquid thereof | |
| CN108671729A (en) | A kind of device and method for administering wet desulfurization flue gas white plume | |
| CN108731012B (en) | Device and method for eliminating wet smoke plume of coal-fired power plant | |
| CN103537106A (en) | White carbon black spraying and drying system and method | |
| CN207600229U (en) | A kind of sinter cooling and sintering flue gas cogeneration denitration integrated device | |
| CN204830913U (en) | Retrieve intelligent energy -conserving environmental protection system that kiln waste heat is used for spray drying tower | |
| CN209405955U (en) | Garbage burning boiler flue gas minimum discharge system | |
| CN208612158U (en) | It is a kind of for administering the device of wet desulfurization flue gas white plume | |
| CN108507293B (en) | A kind of energy-saving biomass drying equipment | |
| CN208222554U (en) | Gas fired-boiler fume afterheat, which is utilized, removes system with white haze | |
| CN207822768U (en) | A kind of desulfurized dust collection column and alkali kiln gas desulfurization dust-removal system with silk screen | |
| CN211060156U (en) | High-efficiency energy-saving smoke condensing and reheating white smoke eliminating system | |
| CN204073751U (en) | A kind of dedusting and desulphurization integrated system based on spray drying tower | |
| CN204901732U (en) | Modular waste heat of boiler flue gas recovery system | |
| CN209997405U (en) | flue gas whitening system for thermal power plant | |
| CN209820170U (en) | Tunnel cave exhaust-gas treatment system | |
| CN207980820U (en) | A kind of kiln desulfurization and dedusting cooling system | |
| CN209039239U (en) | A kind of waste gas heat utilization energy-saving environmental protection device | |
| CN208419646U (en) | Sintering flue gas white cigarette governing system | |
| CN207741129U (en) | A kind of activation tail gas waste heat recycling equipment of environment-friendly type activated coke | |
| CN106016718A (en) | Energy-saving and environmental-friendly hot water boiler | |
| CN205391950U (en) | Device is used multipurposely to tail gas | |
| CN207351232U (en) | A kind of coking flue gas purification system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151202 Termination date: 20160728 |