CN205133376U - Mud subtracts quantization system - Google Patents
Mud subtracts quantization system Download PDFInfo
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- CN205133376U CN205133376U CN201520872482.XU CN201520872482U CN205133376U CN 205133376 U CN205133376 U CN 205133376U CN 201520872482 U CN201520872482 U CN 201520872482U CN 205133376 U CN205133376 U CN 205133376U
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- mud
- sludge
- treatment system
- reduction treatment
- spray column
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Treatment Of Sludge (AREA)
Abstract
The utility model provides a mud subtracts quantization system, including the half -dried disguise of mud put, thermal cracking stove and spray column, be equipped with mud input mouth, gasification agent entry and exhanst gas outlet with the furnace chamber intercommunication on the thermal cracking stove, mud drops into the mouth and is used for receiving the mud of putting dehydration through the half -dried disguise of mud, the exhanst gas outlet accesss to the spray column. Through letting in oxidation gas in the gasification agent entry thermotropism pyrolysis furnace, can improve the schizolysis degree of mud like this, flue gas that the pyrolysis schizolysis produced becomes the combustible gas that can utilize after moisture is got rid of to the spray column, therefore, the utility model discloses a mud subtracts quantization system improves the minimizing of mud and innoxious treatment effect.
Description
Technical field
The utility model relates to a kind of sludge reduction treatment system, belongs to sewage treatment area.
Background technology
In sewage disposal, activated sludge process is current most widely used sewage disposal technology.Sewage, after active sludge treatment, can produce a large amount of residual active sludges.These residual active sludges contain a large amount of objectionable impuritiess, as the organism of parasitic ovum, pathogenic micro-organism, heavy metal and non-stabilization, if can not get effective process, will make a very bad impression to environment.Wet 80,000 tons, the mud of China's daily output, wherein wet 40,000 tons, the mud of industry, between annual growth rate 10-15%, so huge amount of sludge, needs to be processed timely and effectively, to reach the object of minimizing, innoxious, stabilization and resource utilization.The technology of sludge treatment is varied, but last disposal outlet has three kinds: landfill, compost and burning.Landfill method is by mud after deep dehydration, is directly poured into the landfill yard of Specialty Design, or buries with refuse landfill is mixed, its advantage be technique simple, invest little, processing cost is low, strong adaptability, so current most widely used general.The shortcoming of landfill method is that landfill yard occupies a large amount of land resources, cannot finally decontamination, and percolate and heavy metal also exist the environment hidden danger of secondary pollution to underground water.Composting process is that mud is carried out minimizing, innoxious, stabilization treatment by mode that is aerobic or anaerobism, reduce the objectionable impuritiess such as water ratio, killing pathogenic bacteria, virus, worm's ovum, after compost is stable, mud can make fertilizer, Gardens soil, consumer waste filling and embedding earthing, soil improvement agent etc.The advantage of composting technology is, technique is simple, less investment, operation energy consumption are low, the recycling that can realize mud.But the shortcoming of compost is, project occupation of land is large, and the compost production cycle is long, foul smell and mosquitos and flies etc. are serious to surrounding environment influence, need to consider deodorizing and kill mosquito problem, if compost place is selected in remote districts, transportation cost is higher, also exist on the way and pollute transportation environment problem, stabilized sludge after compost, heavy metal has accumulative effect in soil, the pollution of pathogenic agent, hardly degraded organic substance and nitrogen, phosphorus, also may cause the pollution of environment, or enter the food chain of the mankind.Burning method sludge disposal is the most thorough, and advantage is the whole carbonization of organism, kills pathogenic agent, and mud can be made to obtain minimizing to greatest extent, innoxious and stabilization.Shortcoming burns at high temperature to run, and Technology is complicated, and facility investment is large, working cost is high, and burning process produces the hypertoxic pollutents such as heavy metal flying dust, dioxin, sulfide, nitride, hydrogenchloride simultaneously, atmosphere pollution, form PM2.5 pollutent, exacerbate city haze and pollute.
From the angle of sludge ultimate disposal outlet, compare landfill and composting technology, obviously, burning and processing sludge is the most thorough, more can meet sewage sludge harmlessness, the process of minimizing disposes principle, makes mud obtain minimizing to greatest extent and innoxious.Current sludge incinerator complex structure, with high costs, and effectively can not carry out pyrolysis cracking to mud, to the minimizing of mud and innoxious treatment effect poor.
Utility model content
In order to solve the problems of the technologies described above, of the present utility modelly provide a kind of sludge reduction treatment system, effectively can carry out pyrolysis cracking to mud, improving the minimizing to mud and innoxious treatment effect.
For achieving the above object and other relevant objects, the utility model provides a kind of sludge reduction treatment system, comprise sludge damp drying gasifying device, pyrocrack furnace and spray column, described pyrocrack furnace be provided be communicated with furnace chamber mud input port, gasification agent inlet and exhanst gas outlet; Described mud input port is for receiving the mud through sludge damp drying gasifying device processed, and described exhanst gas outlet leads to described spray column.
Further, be provided with blast cap bottom the furnace chamber of described pyrocrack furnace, blast cap top is reaction chamber, and blast cap bottom is deslagging chamber.
Further, described gasification agent inlet is arranged on below blast cap.
Further, the top of described spray column is provided with inflammable gas outlet, upper connection one combustion unit of inflammable gas outlet.
Further, described pyrocrack furnace is also provided with an auxiliary fuel input port.
Further, described auxiliary fuel input port is arranged on the top of pyrocrack furnace.
Further, between described spray column and exhanst gas outlet, a cyclonic separator is also provided with.
Further, described gasification agent inlet is connected with oxygen-rich air source or pure oxygen source of the gas.
Further, described sludge damp drying gasifying device is centrifugal dehumidifier, filter-pressing device, oar blade type heated drying device or solar energy desiccation apparatus.
As mentioned above, a kind of sludge reduction treatment system of the present utility model, there is following beneficial effect: putting in pyrocrack furnace by mud after sludge damp drying gasifying device carries out semi-oriented process, pyrocrack furnace is provided with gasification agent inlet, in pyrocrack furnace, oxidizing gas is passed into by gasification agent inlet, the cracking degree of mud can be improved like this, the flue gas that pyrolysis cracking produces becomes utilizable inflammable gas after moisture removed by spray column, thus, a kind of sludge reduction treatment system raising of the present utility model is to the minimizing of mud and innoxious treatment effect.
Accompanying drawing explanation
Fig. 1 is shown as the schematic diagram of a kind of sludge reduction treatment system of the utility model.
Fig. 2 is the schematic flow sheet utilizing a kind of sludge reduction treatment system of the utility model lignin-sludge.
Fig. 3 is shown as the schematic diagram of pyrocrack furnace.
Piece mark explanation
1 pyrocrack furnace 2 cyclonic separator
11 furnace chamber 21 inlet mouths
12 air outlet, mud input ports 22
13 exhanst gas outlet 23 discharge outlets
14 auxiliary fuel input port 3 spray columns
15 gasification agent inlet 31 inlet mouths
16 reaction chamber 32 inflammable gas outlets
17 blast cap 33 spray throwers
18 deslagging chamber 34 discharge outlets
19 slag-drip opening 4 combustion units
Embodiment
Below by way of specific specific examples, embodiment of the present utility model is described, those skilled in the art the content disclosed by this specification sheets can understand other advantages of the present utility model and effect easily.The utility model can also be implemented or be applied by embodiments different in addition, and the every details in this specification sheets also can based on different viewpoints and application, carries out various modification or change not deviating under spirit of the present utility model.
Fig. 1 is shown as the schematic diagram of a kind of sludge reduction treatment system of the utility model, refer to Fig. 1, the utility model provides a kind of sludge reduction treatment system, comprise sludge damp drying gasifying device (not shown), pyrocrack furnace and spray column 3, pyrocrack furnace be provided be communicated with furnace chamber 11 mud input port 12, gasification agent inlet 15 and exhanst gas outlet 13; Mud input port 12 is for receiving the mud through sludge damp drying gasifying device processed, and exhanst gas outlet 13 leads to spray column 3, carries out gas cleaning process.Conventional sludge damp drying gasifying device, as centrifugal dehumidifier, filter-pressing device, oar blade type heated drying device and solar energy desiccation apparatus etc. all can use in the utility model.Mud is generally municipal sludge or industrial sludge, the main component of mud is organic relic, microorganism, inorganic particle, the organism of the extremely complicated heterogeneous body of the composition such as colloid, the water content of mud before semi-oriented process is up to 80% even 90%, after semi-oriented process, its water ratio can be down to less than 40%, mud after semi-oriented process is put in pyrocrack furnace 1 by the mud input port 12 of pyrocrack furnace 1 and carries out pyrolysis cracking and gasification process, temperatures as high 1000 degrees centigrade in the furnace chamber 11 of pyrocrack furnace 1, in semi-oriented mud, remaining moisture at high temperature becomes water vapour, at high temperature there is carbonization cracking in the organism in mud, all become carbonic acid gas or inflammable gas, pyrolysis cracking process can not produce flying dust, dioxin, hydrogenchloride, the hypertoxic pollutent such as SOx and NOx.Oxygenant can be passed into improve pyrolysis lysis efficiency and cracking degree in pyrocrack furnace 1 by gasification agent inlet 15, the organism of the reduced state produced after pyrolyzing sludge cracking can be changed into the gas such as combustible fumes or carbonic acid gas by oxygenant, and the inflammable gas calorific value that pyrolysis cracking is produced significantly strengthens; Heavy metal in mud is curable in remaining carbonized residue, remaining carbonized residue water ratio is zero, major part is inorganic ash content, can be used as haydite, building materials, roadbed raw material, also can as afforestation cultivated soil, reach the object of resource utilization, the parasitic ovum in mud and pathogenic micro-organism etc. are at high temperature thoroughly killed, and reach innoxious effect.The water vapour that mud produces in pyrocrack furnace 1, inflammable gas and a small amount of solid particulate matter enter into spray column 3 from the exhanst gas outlet 13 of pyrocrack furnace 1 by the inlet mouth 31 of spray column 3, spray thrower 33 is provided with in spray column 3, high-temperature vapor temperature after spray process reduces, there is condensation effects and be liquefied as liquid water, because temperature reduces, liquefaction also settles down the tar of some gasifications, a small amount of solid particulate matter also settles down, the tar settled down, solid particulate and liquid water are discharged from the discharge outlet 34 bottom spray column 3, the inflammable gas that remaining gas mainly can harmlessly utilize, like this, a kind of sludge reduction treatment system of the present utility model can improve minimizing to mud and innoxious treatment effect.
Vaporized chemical 15 entrance of pyrocrack furnace 1 can be connected with oxygen-rich air source or pure oxygen source of the gas, using oxygen-rich air (oxygen content 30%-99%) or pure oxygen (oxygen content more than 99%) as oxygenant, significantly can increase efficiency of combustion, simultaneously, because a nitrogen content in oxygen-rich air or pure oxygen is lower, and nitrogen does not participate in pyrolysis scission reaction, heat in furnace chamber 11 can be taken away and waste the calorific value in furnace chamber 11 by the nitrogen in pyrocrack furnace 1, so with oxidant gas as pyrolysis cracking of oxygen-rich air or pure oxygen time, the flue gas calorific value that pyrolyzing sludge cracking produces can be higher.Blast cap 17 is provided with bottom the furnace chamber 11 of pyrocrack furnace, blast cap 17 can make the oxidant gas entered from gasification agent inlet 15 be evenly distributed in furnace chamber 11, be beneficial to pyrolysis scission reaction, blast cap 17 top is reaction chamber 16, blast cap 17 bottom is deslagging chamber 18, and mud, in reaction chamber 16, pyrolysis scission reaction occurs, and remaining carbonized residue enters deslagging chamber 18 through blast cap 17, be provided with slag-drip opening 19 bottom deslagging chamber 18, by slag-drip opening 19, carbonized residue can be discharged furnace chamber 11.As shown in Figure 3, semi-oriented mud is broadly divided into zone of oxidation, carburization zone, destructive distillation layer and drying layer from bottom to top in reaction chamber 16.Fully to mix with the mud in pyrocrack furnace 1 to allow oxidant gas and be beneficial to pyrolysis scission reaction, be arranged on by gasification agent inlet 15 below blast cap 17, like this, oxidant gas enters in furnace chamber 11 can flowing from bottom to top and fully mixing with mud.The heat that major part mud can rely on its burning to produce under 40% water ratio condition maintains the temperature equilibrium in furnace chamber 11, makes to keep sufficiently high temperature with the mud of follow-up input of burning in furnace chamber 11, without the need to adding auxiliary fuel in furnace chamber 11.If the water content in mud is higher or organic content in mud is lower, the combustible organic so only comprised by mud itself cannot maintain the temperature equilibrium in furnace chamber 11, just need to add auxiliary fuel in furnace chamber 11, one auxiliary fuel input port 14 can be set on pyrocrack furnace, preferably auxiliary fuel input port 14 is arranged on the top of pyrocrack furnace, so that drop into auxiliary fuel in pyrocrack furnace 1.
The smoke components got rid of from the exhanst gas outlet 13 of pyrocrack furnace 1 is mainly water vapour, inflammable gas and a small amount of solid particulate matter, in order to the impurity such as solid particulate matter can be removed fully, can a cyclonic separator 2 be set between spray column 3 and exhanst gas outlet 13, cyclonic separator 2 is provided with inlet mouth 21, the flue gas of discharging from the exhanst gas outlet 13 of pyrocrack furnace 1 first enters cyclonic separator 2 by the inlet mouth 21 of cyclonic separator 2, cyclonic separator 2 can make to have in flue gas to get rid of compared with the solid particulate of Great inertia centrifugal force or tar drop and separate with gas to sidewall, solid particulate or tar oil droplet encounter the sidewall of cyclonic separator 2 after speed reduce, and slide to the discharge outlet 23 of cyclonic separator 2 downwards along sidewall and discharge, flue gas enters into the inlet mouth 31 of spray column 3 again after cyclonic separator 2 processes by the air outlet 22 of cyclonic separator 2, flue gas enters into spray column 3 and carries out spray process, in remaining flue gas, the content of inflammable gas is higher, thus can easily burn.
Mainly inflammable gas in flue gas after a kind of sludge reduction treatment system of the present utility model process, the combustion gas of other equipment can be used as, one inflammable gas outlet 32 also can be set at the top of spray column 3, inflammable gas outlet 32 connects a combustion unit 4, the high temperature of 850 degrees Celsius is kept above in combustion unit 4, and make flue gas active combustion time in combustion unit 4 be greater than for 2 seconds, would not produce the hypertoxic pollutents such as dioxin like this, the flue gas through combustion unit 4 high-temp combustion can reach emission standard.
As shown in Figure 2, the flow process of a kind of sludge reduction treatment system lignin-sludge of the present utility model is as follows:
1, sludge semi-dry process: semi-oriented process is carried out to mud with semi-oriented device;
2, pyrolyzing sludge cracking process: the mud after semi-oriented process is dropped in pyrocrack furnace 1 and carries out pyrolysis cracking process;
3, fume treatment: if a) have cyclonic separator, carries out separating treatment by the flue gas input cyclonic separator after pyrolysis cracking process, and then carries out spray process by the flue gas input spray column after separating treatment; If b) without cyclonic separator, carry out spray process by the flue gas input after pyrolysis cracking process directly input spray column.
The utility model etc. reach following treatment effect:
1, mud can realize maximum minimizing, and weight and volume significantly reduces, and through pyrolysis cracking process, the water ratio of mud can be down to zero.
2, owing to have employed pyrolysis cracking and gasification technology, burning process does not have flying dust, does not produce dioxin, does not have SOx and NOx.
3, owing to have employed oxygen-rich air or pure oxygen as vaporized chemical, a nitrogen content is little, and amount of flue gas emission is little, calorific value is also very high, is essentially inflammable gas, and inflammable gas can generate electricity, the inorganic lime-ash produced can make high-quality roadbed material or nursery soil, reaches resource utilization completely.
4, through 1000 degree of high temperature, the harmful levels of pathogens such as various parasitic ovum and pathogenic micro-organism are thoroughly killed, and heavy metal is thoroughly solidificated in lime-ash simultaneously, reaches the object to the thorough harmless treatment of mud.
5, various city has stable political situation industrial sludge after this art breading, can reach minimizing thoroughly, stabilization, innoxious and resource utilization.
6, the suite of equipment of this technological design can seriation, and volume compact, floor space is very little.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.
Claims (9)
1. a sludge reduction treatment system, it is characterized in that, comprise: sludge damp drying gasifying device, pyrocrack furnace (1) and spray column (3), described pyrocrack furnace (1) be provided be communicated with furnace chamber (11) mud input port (12), gasification agent inlet (15) and exhanst gas outlet (13); Described mud input port (12) is for receiving the mud through sludge damp drying gasifying device processed, and described exhanst gas outlet (13) leads to described spray column (3).
2. sludge reduction treatment system as claimed in claim 1, it is characterized in that, furnace chamber (11) bottom of described pyrocrack furnace (1) is provided with blast cap (17), blast cap (17) top is reaction chamber (16), and blast cap (17) bottom is deslagging chamber (18).
3. sludge reduction treatment system as claimed in claim 2, is characterized in that, described gasification agent inlet (15) is arranged on blast cap (17) below.
4. sludge reduction treatment system as claimed in claim 1, it is characterized in that, the top of described spray column (3) is provided with inflammable gas outlet (32), upper connection one combustion unit (4) of inflammable gas outlet (32).
5. the sludge reduction treatment system as described in any one of Claims 1-4, is characterized in that, described pyrocrack furnace (1) is also provided with an auxiliary fuel input port (14).
6. sludge reduction treatment system as claimed in claim 5, it is characterized in that, described auxiliary fuel input port (14) is arranged on the top of pyrocrack furnace (1).
7. sludge reduction treatment system as claimed in claim 1, is characterized in that, be also provided with a cyclonic separator (2) between described spray column (3) and exhanst gas outlet (13).
8. sludge reduction treatment system as claimed in claim 1, it is characterized in that, described gasification agent inlet (15) is connected with oxygen-rich air source or pure oxygen source of the gas.
9. sludge reduction treatment system as claimed in claim 1, it is characterized in that, described sludge damp drying gasifying device is centrifugal dehumidifier, filter-pressing device, oar blade type heated drying device or solar energy desiccation apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520872482.XU CN205133376U (en) | 2015-11-04 | 2015-11-04 | Mud subtracts quantization system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520872482.XU CN205133376U (en) | 2015-11-04 | 2015-11-04 | Mud subtracts quantization system |
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| CN205133376U true CN205133376U (en) | 2016-04-06 |
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| CN201520872482.XU Expired - Fee Related CN205133376U (en) | 2015-11-04 | 2015-11-04 | Mud subtracts quantization system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107324627A (en) * | 2017-08-21 | 2017-11-07 | 托普工业(江苏)有限公司 | A kind of mud cracker |
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- 2015-11-04 CN CN201520872482.XU patent/CN205133376U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107324627A (en) * | 2017-08-21 | 2017-11-07 | 托普工业(江苏)有限公司 | A kind of mud cracker |
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| 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: 20160406 Termination date: 20161104 |