CN113289461A - Drying sludge deodorization system - Google Patents
Drying sludge deodorization system Download PDFInfo
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- CN113289461A CN113289461A CN202110853639.4A CN202110853639A CN113289461A CN 113289461 A CN113289461 A CN 113289461A CN 202110853639 A CN202110853639 A CN 202110853639A CN 113289461 A CN113289461 A CN 113289461A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
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Abstract
The embodiment of the application discloses a dried sludge deodorization system, which relates to the technical field of odor treatment, and the technical scheme comprises a dried sludge bin and a deodorization replacement fan communicated with the dried sludge bin; a first cold air pipe is connected outside the dried sludge bin, one end of the first cold air pipe is connected with the dried sludge bin, and the other end of the first cold air pipe is communicated with the atmosphere; a cooling displacement device is arranged in the dried sludge bin, and the output end of the deodorization displacement fan is connected with an air outlet pipe; and the deodorizing and replacing fan extracts the cooled air in the dried sludge bin and discharges the air through the air outlet pipe. The embodiment of the application is suitable for deodorizing the dried sludge.
Description
Technical Field
The application relates to the technical field of odor treatment. In particular to a dried sludge deodorization system.
Background
The sludge treatment technology mainly comprises the steps of composting, drying, landfill, incineration and the like, wherein the sludge drying can effectively realize the reduction of the sludge by reducing the moisture content of the sludge, and the sludge is generally applied as the pretreatment of the thermal power plant coupling sludge drying incineration.
In the prior art, in the process that dried sludge (with the water content of about 40%) enters a power plant boiler for incineration, coal conveying systems such as a transfer station and a trestle gallery have the common problem of odor dissipation.
Therefore, it is highly desirable to invent a system for deodorizing dried sludge.
Disclosure of Invention
In view of this, the present application provides a dried sludge deodorization system, which is capable of deodorizing dried sludge.
The embodiment of the application provides a dried sludge deodorization system, which comprises a dried sludge bin and a deodorization replacement fan communicated with the dried sludge bin; a first cold air pipe is connected outside the dried sludge bin, one end of the first cold air pipe is connected with the dried sludge bin, and the other end of the first cold air pipe is communicated with the atmosphere; a cooling displacement device is arranged in the dried sludge bin, and the output end of the deodorization displacement fan is connected with an air outlet pipe; and the deodorizing and replacing fan extracts the cooled air in the dried sludge bin and discharges the air through the air outlet pipe.
According to a concrete implementation mode of this application embodiment, still include refrigerating plant, refrigerating plant with first cold blast pipe is kept away from the one end in mummification mud storehouse is connected.
According to a specific implementation manner of the embodiment of the application, the sludge drying device further comprises a first scraper, wherein a feed inlet is formed in the first scraper, a sludge outlet is formed in the bottom of the dried sludge bin, the feed inlet is communicated with the sludge outlet, and dried sludge in the dried sludge bin is conveyed into the first scraper after being cooled; an air inlet is formed in the first scraper conveyor, and a second cold air pipe is arranged between the air inlet and the first cold air pipe; an air outlet is formed in the first scraper conveyor and communicated with the deodorization displacement fan; the first bottom of scraping the trigger just deviates from the discharge gate has been seted up to the one end of gas outlet, discharge gate department is connected with conveyor belt.
According to a concrete implementation mode of this application embodiment, mummification mud storehouse with scrape the trigger through the second between the deodorization replacement fan and connect, the second scrape the one end bottom of trigger with the top in mummification mud storehouse is linked together the second is scraped the other end top of trigger and is connected with first return air pipe, first return air pipe with the input of deodorization replacement fan is connected.
According to a concrete implementation manner of the embodiment of the application, the top of one end of the second scraper conveyor is connected with a second air return pipe, the second air return pipe is far away from one end of the second scraper conveyor and the first air return pipe are connected, and the first air return pipe is communicated with the second air return pipe.
According to a concrete implementation mode of the embodiment of the application, the drying sludge bin and the deodorization and replacement fan are further provided with a dust removal device.
According to a specific implementation manner of the embodiment of the application, the dust removal device comprises a dust removal bin and a spraying assembly arranged in the dust removal bin; the inside in mummification mud storehouse with the dust removal storehouse is linked together, the top in dust removal storehouse with the input of deodorization replacement fan is connected, the air through the heat exchange is in the mummification mud storehouse the effect of deodorization replacement fan is carried to in the dust removal storehouse and from after spraying through spray assembly to air-out bank of tubes discharges.
According to a concrete implementation mode of the embodiment of the application, the dust removal device further comprises an airflow uniform distributor which is arranged in the dust removal bin and located above the spraying assembly.
According to a concrete implementation mode of the embodiment of the application, the dust removal device further comprises a gas-liquid separator which is arranged in the dust removal bin and positioned above the airflow uniform distributor.
According to a concrete implementation mode of the embodiment of the application, a condensate pump is arranged between the refrigerating device and the spraying assembly, and condensate water generated in the refrigerating device enters the spraying assembly through the condensate pump to provide spraying water for the spraying assembly.
The embodiment of the application provides a pair of mummification mud deodorization system, through the first cold-blast main that sets up, mummification mud storehouse and deodorization replacement fan, when deodorization replacement fan operation, the cold air of external environment enters into mummification mud storehouse inside and cools down to the mummification mud in the mummification mud storehouse through first cold-blast main, the air after the cooling is discharged from the exhaust pipe through deodorization replacement fan, at the in-process of deodorization replacement fan operation, be in the micro-negative pressure state in the mummification mud storehouse all the time. The method of cooling and negative pressure is adopted, so that the odor dissipation of the dried sludge can be effectively controlled, the odor can be obviously weakened in the subsequent process of conveying the dried sludge to a coal feeding system of the boiler, and the deodorization effect is obvious.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Detailed Description
The embodiments of the present application will be described in detail below with reference to the accompanying drawings.
It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1, the present application provides a dried sludge deodorization system, which may include a dried sludge bin 1 and a deodorization replacement fan 2 communicated with the dried sludge bin 1, wherein an output end of the deodorization replacement fan 2 is connected to an air outlet pipe 3, and the deodorization replacement fan 2 may extract odor in the dried sludge bin 1 and discharge the odor through the air outlet pipe 3.
A first cold air pipe 11 is externally connected with the sludge drying bin 1, one end of the first cold air pipe 11 is connected with the sludge drying bin 1, and the other end of the first cold air pipe 11 is communicated with the atmosphere; a cooling and replacing device is arranged in the dried sludge bin 1.
When weather is colder, deodorization replacement fan 2 is at the in-process of work, can be with in the outside cold air suction to mummification mud storehouse 1, through the cooling replacement device in mummification mud storehouse 1, reduce the temperature to mummification mud in mummification mud storehouse 1 and the mummification mud storehouse 1, the foul smell stink after the cooling can obtain obvious improvement, and the foul smell dissipation ability after the cooling reduces, deodorization replacement fan 2 takes out the gas after the cooling and discharges through air-out pipe 3, the other end of air-out pipe 3 is linked together with the boiler, consequently, can directly be used for the boiler to burn.
In this embodiment, through the first cold blast pipe 11, mummification mud storehouse 1 and the deodorization replacement fan 2 that sets up, when deodorization replacement fan 2 moves, the cold air of external environment enters into mummification mud storehouse 1 inside and cools down to the mummification mud in the mummification mud storehouse 1 through first cold blast pipe 11, and the air after the cooling is discharged from the exhaust pipe through deodorization replacement fan 2, at the in-process of deodorization replacement fan 2 operation, is in the micro negative pressure state in the mummification mud storehouse 1 all the time. The method of cooling and negative pressure is adopted, so that the odor dissipation of the dried sludge can be effectively controlled, the odor can be obviously weakened in the subsequent process of conveying the dried sludge to a coal feeding system of the boiler, and the deodorization effect is obvious.
In one embodiment, the deodorizing displacement fan 2 may use a centrifugal fan.
The centrifugal fan belongs to one of impeller machines, is widely applied to various fields of energy, environment, aviation and the like, and is one of main energy consumption devices in industrial and agricultural production. The centrifugal fan is one of four parts in a dedusting ventilation system, is a relatively precise running machine, and can suck external air into the fan by means of negative pressure formed in the fan by means of rotation of an impeller and discharge the external air out of the fan through an impeller flow channel and a volute.
In order to make the drying sludge deodorization system capable of being used no matter under any temperature environment and improve the overall practicability of the drying sludge deodorization system, in an embodiment, the drying sludge deodorization system further comprises a refrigerating device 12, and the refrigerating device 12 is connected with one end of the first cold air pipe 11, which is far away from the drying sludge bin 1.
Through the refrigerating plant 12 who sets up, even the temperature of outside air is low inadequately, can refrigerate the outside air through refrigerating plant 12, cold air after rethread deodorization replacement fan 2 will refrigerate is taken out to mummification mud storehouse 1 in, realizes the cooling in mummification mud storehouse 1.
Similarly, the refrigeration device 12 can be disabled when the ambient temperature is low in winter, and the ambient low-temperature air is directly extracted to be used as a cold source, so that the energy is further saved.
In an embodiment, the drying device further comprises a first scraper 4, wherein the first scraper 4 is arranged at the bottom of the dried sludge bin 1 and is used for transporting the dried sludge in the dried sludge bin 1 after cooling. The first scraper machine 4 is provided with a feeding hole 41, the bottom of the dried sludge bin 1 is provided with a sludge outlet 13, the feeding hole 41 is communicated with the sludge outlet 13, and the dried sludge in the dried sludge bin 1 is cooled and then conveyed to the first scraper machine 4.
An air inlet 42 is formed in one end of the first scraper conveyor 4, and a second cold air pipe 43 is arranged between the air inlet 42 and the first cold air pipe 11; the other end of the first scraper conveyor 4 is provided with an air outlet 44, and the air outlet 44 is communicated with the deodorization displacement fan 2; a discharge port 45 is formed in the bottom of the first scraper and at the end away from the gas outlet 44, and a conveying belt 46 is connected to the discharge port 45.
In this embodiment, the drying sludge after cooling and deodorization falls to first scraper 4 from drying sludge bin 1, and the belt on first scraper 4 transports drying sludge to conveyor belt 46, and conveyor belt 46 is connected with the last coal system of boiler, and consequently, the drying sludge after cooling and deodorization is directly transported and is burnt as the raw materials. Simultaneously, the air after refrigerating plant 12 refrigerates enters into first scraper 4 along second cold air pipe 43 in, carries out the secondary cooling to the mummification mud in the first scraper 4, because deodorization replacement fan 2 is linked together with the inside of first scraper 4, consequently, deodorization replacement fan 2 can take out the foul smell after the secondary cooling from first scraper 4 and discharge to the boiler through air-out pipe 3.
The first scraper 4 of the present application is a closed scraper, and can transport dried sludge and transfer odor simultaneously inside the scraper housing.
In this embodiment, through the first trigger 4 of scraping that sets up to make the refrigerator be linked together with first trigger 4, can realize the secondary cooling deodorization to mummification mud, deodorization effect is showing more.
In an embodiment, the drying sludge bin 1 is connected with the deodorizing displacement fan 2 through the second scraper 5, the bottom of one end of the second scraper 5 is communicated with the top of the drying sludge bin 1, the top of the other end of the second scraper 5 is connected with a first air return pipe 51, and the first air return pipe 51 is connected with the input end of the deodorizing displacement fan 2.
This embodiment to scrape the trigger and regard as the passageway of cold wind and waste gas, the resistance is little, and heat exchange efficiency is high, effective energy saving.
In an embodiment, a second air return pipe 47 is connected to a top of one end of the second scraper machine 5, one end of the second air return pipe 47 far away from the second scraper machine 5 is connected to the first air return pipe 51, and the first air return pipe 51 is communicated with the second air return pipe 47.
Through set up first return air pipe 51 and second return air pipe 47 respectively at the both ends of second scraper 5, can make deodorization replacement fan 2 during operation, it is more sufficient and laborsaving to bleed.
Because carry a large amount of dust particles in the waste gas of taking out from mummification mud storehouse 1, deodorization replacement fan 2 takes out for a long time and contains dust particle waste gas, causes the damage, reduces the operating stability and the efficiency of bleeding of deodorization replacement fan 2 to deodorization replacement fan 2 very easily, still can reduce the life of deodorization replacement fan 2 even. For this purpose, in an embodiment, a dust removing device 6 is further disposed between the dried sludge bin 1 and the deodorizing and replacing fan 2.
Specifically, the dust removing device 6 comprises a dust removing bin 61 arranged vertically and a spraying assembly 62 arranged in the dust removing bin 61; one end of the first air return pipe 51, which is far away from the second scraper conveyor 5, is connected with the side wall of the dust removal bin 61, so that the inside of the dried sludge bin 1 is communicated with the inside of the dust removal bin 61, the joint of the first air return pipe 51 and the dust removal bin 61 is positioned below the spray assembly 62, and the top of the dust removal bin 61 is connected with the input end of the deodorizing replacement fan 2.
The air after heat exchange in the dried sludge bin 1 is conveyed into the dust removal bin 61 under the action of the deodorization replacement fan 2, and is sprayed by the spraying component 62 and then discharged from the air outlet pipe 3.
This embodiment, the waste gas after the cooling enters into dust removal storehouse 61, and spray assembly 62 sprays the waste gas that contains the dust granule, can make great particulate matter and waste gas separation, makes the final waste gas of taking out of deodorization replacement fan 2 not contain big particulate matter basically, reduces the damage to deodorization replacement fan 2, and the waste gas purity that also makes simultaneously entering into the boiler and burn is higher.
Specifically, the spray assembly 62 may include a spray pipe disposed in the dust removing bin 61 and a plurality of spray nozzles disposed on the spray pipe. The spray nozzle may be, but is not limited to, a spiral nozzle or a hollow nozzle, and this embodiment is not particularly limited thereto. The embodiment adopts a hollow nozzle or a spiral nozzle, and the risk of system blockage can be effectively reduced.
In order to improve the coverage of spraying by the spraying assemblies 62, a plurality of groups of spraying assemblies 62 can be arranged, and the plurality of groups of spraying assemblies 62 are distributed up and down in the dust removing bin 61. The spray nozzles of the uppermost spray assembly 62 are unidirectional nozzles, and the direction of the spray nozzles is opposite to the flow direction of the exhaust gas, that is, the spray nozzles spray downwards, and the spray nozzles of the other spray assemblies 62 may be unidirectional nozzles or bidirectional nozzles, which is not limited in this embodiment.
To further improve the spray coverage of the spray assemblies 62, in one embodiment, any two of the spray tubes of each set of spray assemblies 62 are non-parallel.
As a specific embodiment, three sets of spray assemblies 62 are illustrated. If the spray pipes on the uppermost layer are arranged in parallel, a certain angle needs to be formed between the spray pipe on the middle layer and the spray pipe on the uppermost layer, the angle can be 5 degrees, the angle between the spray pipe on the lowermost layer and the spray pipe on the middle layer can also be 5 degrees, and then the angle between the spray pipe on the lowermost layer and the spray pipe on the uppermost layer is 10 degrees.
The above embodiment is described in detail only for one case, and actually, when each set of spray assemblies 62 is arranged, the angle is not limited to 5 °, and the coverage area of the spray can be increased as much as possible according to the spray principle, and this embodiment is not particularly limited thereto.
In an embodiment, the particle size of the spray nozzle may be specifically selected according to the actual dust removal requirement, which is not specifically limited in this embodiment.
When the exhaust gas enters the dust removing bin 61, a large amount of exhaust gas flows into the dust removing bin 61 at a position close to the inlet of the dust removing bin 61, and a small amount of exhaust gas flows into the dust removing bin 61 at a position far away from the inlet of the dust removing bin 61, so that the exhaust gas is unevenly distributed in the dust removing bin 61. To this end, in an embodiment, the dust removing device 6 may further include an air flow distributor 63 disposed in the dust removing bin 61 and above the spray assembly 62.
The wet dust-containing waste gas after the primary dust removal of the spraying component 62 upwards enters the uniform airflow distributor 63, the uniform airflow distributor 63 can enable the waste gas with particles entering the dust removal bin 61 to be uniformly distributed in the dust removal bin 61, large particle liquid drops and dust particles can be separated from gas, the dust removal effect can be improved, and meanwhile, the damage to the deodorization replacement fan 2 can be reduced.
In an embodiment, the dust removing device 6 may further include a gas-liquid separator 64 disposed in the dust removing bin 61 and above the gas flow distributor 63.
The gas-liquid separator 64 is a separation device for removing liquid by using the principles of centrifugal separation and wire mesh filtration. It is mainly composed of cylinder, cyclone separator, high-efficiency foam-breaking net and blow-off valve.
The exhaust gas flow uniformly distributed by the flow uniform distributor 63 continuously rises, liquid water and fine dust particles carried in the exhaust gas are further captured under the action of centrifugal force and inertia in the gas-liquid separator 64, so that the deep purification of the exhaust gas is realized, and the purified exhaust gas is pressurized by the deodorization displacement fan 2 and then is discharged to the boiler from the air outlet pipe 3. Through the gas-liquid separator 64, the waste gas can be further dedusted, and the dedusting effect is improved.
A condensate pump 7 is arranged between the refrigerating device 12 and the spraying assembly 62, and a condensate tank 71 is arranged between the condensate pump 7 and the refrigerating device 12 to store condensate.
By the arrangement of the condensed water pump 7, condensed water generated in the refrigerating device 12 enters the spray pipe of the spray assembly 62 through the condensed water pump 7, and spray water is provided for the spray assembly 62. Through utilizing the comdenstion water as the water source that sprays, can effective water economy resource.
In one embodiment, a screw pump 8 and a sludge storage tank 81 are arranged below the dust removal bin 61, and the screw pump 8 is connected with the sludge storage tank 81. And the dust-containing wastewater generated in the dust removal bin 61 is discharged from the bottom of the dust removal bin 61 to the screw pump 8, and the screw pump 8 conveys the dust-containing wastewater to the sludge storage tank 81.
Through this kind of setting, the dirty waste water in the clearance dust removal storehouse 61 that not only can be timely is concentrated the dirty waste water to storing up in the mud pond 81 simultaneously and is unified to be handled, reduces the pollution of dirty waste water to the environment.
When the sludge drying device works, cold air which is refrigerated by a refrigerator or in a natural environment enters the dried sludge bin 1 through the first cold air pipe 11 and enters the first scraper conveyor 4 through the second cold air pipe 43, and dried sludge in the dried sludge bin 1 and dried sludge in the first scraper conveyor 4 are cooled; waste gas after heat exchange in the dried sludge bin 1 is converged with waste gas after heat exchange in the first scraper 4 through the second scraper 5 and enters the dedusting bin 61 together, and dried sludge after being cooled falls into the first scraper 4 from the dried sludge bin 1 and is transported to the conveying belt 46 to enter a coal feeding system of the boiler. Meanwhile, the condensed water generated by the condensing device is conveyed to the spraying pipe through the condensed water pump 7; the condensed water is sprayed out from the spray nozzle through the spray pipe so as to collect most of dust particles carried in the waste gas; wet dust-containing waste gas subjected to preliminary dust removal by spraying enters the gas flow uniform distributor 63 from bottom to top, gas flow is uniformly distributed, part of large-particle liquid drops and dust particles are separated from gas, the uniformly distributed waste gas flow continuously rises, liquid water and fine dust particles carried in the waste gas are further captured under the action of centrifugal force and inertia in the gas-liquid separator 64, deep purification of the waste gas is realized, the purified waste gas is pressurized by the deodorization replacement fan 2 and then is discharged to a boiler from the air outlet pipe 3, and dust-containing waste water generated in the dust removal bin 61 is conveyed to the mud storage tank 81 through the screw pump 8. In the whole deodorization process, the dried sludge bin 1, the first scraper conveyor 4 and the second scraper conveyor 5 are all in a micro-negative pressure state, and the deodorization replacement fan 2 overcomes the system resistance to provide negative pressure.
According to the drying sludge deodorization system provided by the embodiment of the application, the problem that odor is dissipated in a coal conveying system in the coupling sludge drying and burning process of a thermal power plant can be effectively solved by adopting a cooling and negative pressure method.
It should be noted that, in this document, the emphasis points of the solutions described in the embodiments are different, but there is a certain correlation between the embodiments, and when understanding the solution of the present application, the embodiments may be referred to each other; moreover, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A drying sludge deodorization system is characterized in that: comprises a dried sludge bin (1) and a deodorization displacement fan (2) communicated with the dried sludge bin (1); a first cold air pipe (11) is externally connected to the sludge drying bin (1), one end of the first cold air pipe (11) is connected with the sludge drying bin (1), and the other end of the first cold air pipe (11) is communicated with the atmosphere; a cooling and replacing device is arranged in the dried sludge bin (1), and the output end of the deodorization and replacement fan (2) is connected with an air outlet pipe (3); the deodorization replacement fan (2) extracts the cooled air in the dried sludge bin (1) and discharges the air through the air outlet pipe (3).
2. The system of claim 1, wherein the sludge drying and deodorizing system comprises: still include refrigerating plant (12), refrigerating plant (12) with first cold blast pipe (11) are kept away from the one end in mummification mud storehouse (1) is connected.
3. The system of claim 1, wherein the sludge drying and deodorizing system comprises: the sludge drying device is characterized by further comprising a first scraper (4), wherein a feed inlet (41) is formed in the first scraper (4), a sludge outlet (13) is formed in the bottom of the dried sludge bin (1), the feed inlet (41) is communicated with the sludge outlet (13), and dried sludge in the dried sludge bin (1) is cooled and then conveyed to the first scraper (4); an air inlet (42) is formed in the first scraper conveyor (4), and a second cold air pipe (43) is arranged between the air inlet (42) and the first cold air pipe (11); an air outlet (44) is formed in the first scraper conveyor (4), and the air outlet (44) is communicated with the deodorization displacement fan (2); a discharge port (45) is formed in the bottom of the first scraper conveyor (4) and in the end deviating from the gas outlet (44), and a conveying belt (46) is connected to the discharge port (45).
4. The system of claim 1, wherein the sludge drying and deodorizing system comprises: mummification mud storehouse (1) with scrape trigger (5) through the second and connect between deodorization replacement fan (2), the second scrape the one end bottom of trigger (5) with the top in mummification mud storehouse (1) is linked together the second scrape the other end top of trigger (5) and be connected with first return air pipe (51), first return air pipe (51) with the input of deodorization replacement fan (2) is connected.
5. The system of claim 4, wherein the sludge drying and deodorizing system comprises: the top of one end of the second scraper conveyor (5) is connected with a second air return pipe (47), one end, far away from the second scraper conveyor (5), of the second air return pipe (47) is connected with the first air return pipe (51), and the first air return pipe (51) is communicated with the second air return pipe (47).
6. The system of claim 2, wherein the sludge drying and deodorizing system comprises: and a dust removal device (6) is also arranged between the dried sludge bin (1) and the deodorization displacement fan (2).
7. The system of claim 6, wherein the sludge drying and deodorizing system comprises: the dust removal device (6) comprises a dust removal bin (61) and a spraying assembly (62) arranged in the dust removal bin (61); the inside in mummification mud storehouse (1) with dust removal storehouse (61) are linked together, the top in dust removal storehouse (61) with the input of deodorization replacement fan (2) is connected, the air through the heat exchange in mummification mud storehouse (1) is in be carried to dust removal storehouse (61) in and spray the back through spray set (62) and follow extremely after the effect of deodorization replacement fan (2) air-out pipe (3) are discharged.
8. The system of claim 7, wherein the sludge drying and deodorizing system comprises: the dust removal device (6) further comprises an airflow uniform distributor (63) which is arranged in the dust removal bin (61) and positioned above the spraying assembly (62).
9. The system of claim 8, wherein the sludge drying and deodorizing system comprises: the dust removal device (6) further comprises a gas-liquid separator (64) which is arranged in the dust removal bin (61) and positioned above the airflow uniform distributor (63).
10. The system of claim 7, wherein the sludge drying and deodorizing system comprises: a condensate pump (7) is arranged between the refrigerating device (12) and the spraying assembly (62), and condensate water generated in the refrigerating device (12) enters the spraying assembly (62) through the condensate pump (7) to provide spraying water for the spraying assembly (62).
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| CN202110853639.4A CN113289461B (en) | 2021-07-28 | 2021-07-28 | Drying sludge deodorization system |
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| CN202110853639.4A CN113289461B (en) | 2021-07-28 | 2021-07-28 | Drying sludge deodorization system |
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| CN212790365U (en) * | 2020-06-12 | 2021-03-26 | 嘉兴新嘉爱斯热电有限公司 | Sludge drying waste water and waste gas treatment device |
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Application publication date: 20210824 Assignee: Guoneng (Shandong) energy environment Co.,Ltd. Assignor: Guoneng Longyuan environmental protection Co.,Ltd. Contract record no.: X2023110000119 Denomination of invention: A Drying Sludge Deodorization System Granted publication date: 20210924 License type: Common License Record date: 20230913 |