CN106587552A - Carbonization treatment method for oily sludge - Google Patents
Carbonization treatment method for oily sludge Download PDFInfo
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- CN106587552A CN106587552A CN201611258297.7A CN201611258297A CN106587552A CN 106587552 A CN106587552 A CN 106587552A CN 201611258297 A CN201611258297 A CN 201611258297A CN 106587552 A CN106587552 A CN 106587552A
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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
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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
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
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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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
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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
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to a carbonization treatment method for oily sludge. The carbonization treatment method comprises the following steps: S1, drying the oily sludge through a heating cavity of a drying machine to form a dry material and gas; S2, conveying one part of the dry material to a back-mixing mixing machine, and conveying the other part of dry material into a carbonizing machine and carrying out a pyrolysis and carbonizing step; S3, conveying the oily sludge to the back-mixing mixing machine through a spiral conveying pump, and mixing the oily sludge with one part of the dry material in the back-mixing mixing machine to form mixed oily sludge with reduced moisture content; S4, conveying the mixed oily sludge into the drying machine and repeating step S2; and S5, generating pyrolysis gas and black carbon by the other part of dry material in the pyrolysis and carbonizing step, treating the pyrolysis gas through a dust removing step and then conveying the pyrolysis gas back to a combustion chamber of a carbonizing machine, cooling the black carbon and conveying the black carbon into a carbon storage bin. According to the carbonization treatment method for the oily sludge, the oily sludge is sufficiently dried and pyrolyzed through adopting a dry-wet mixing manner and recycling heat-containing flue gas and the pyrolysis gas, which are generated by the carbonizing machine.
Description
Technical field
The present invention relates to technical field of sludge treatment, more particularly to a kind of oily sludge carbonization treatment method.
Background technology
Oily sludge is the dangerous solid waste that produces in oil exploration, exploitation, transport and refining process, with dehydration
Difficult, viscosity is big, complicated components the features such as, moisture content is generally in 60%-90%.
At this stage, the treatment technology of domestic and international oily sludge is broadly divided into 3 classes：Physical chemistry extraction method, biological degradation method
And heat treating process.Heat treating process has great advantage compared with additive method in terms of innoxious, minimizing and resource, its Main Means
It is to burn and be pyrolyzed, using external heat source high energy consumption, greasy filth dry thermal cracking be insufficient, product oil present in existing pyrolytic technique
The low problem of water content height, poor security reliability, fume afterheat and thermal decomposition product capacity usage ratio.
Chinese invention patent, application number:201410510050.4, denomination of invention:A kind of high-efficiency oil sludge pyrolysis oil preparation method
And system ".As shown in Figure 3：System includes first order Paddle dryer 2, disintegrating machine 3, the first spray column 15, the second spray column
9th, second level Paddle dryer 4, spiral pyrolysis oven 5, combustion furnace 12, ash silo 6, hotline heater 17.
Technological process：Crude oil sludge Jing after 2 preliminarily dried of first order Paddle dryer, using disintegrating machine 3 to the first order
After the block greasy filth of the outlet of Paddle dryer 2 carries out crushing, send into after second level Paddle dryer 4 carries out depth drying and obtain
To dewatered sludge, the dewatered sludge is sent into spiral pyrolysis oven 5 and is pyrolyzed；By in first and second grade of Paddle dryer 2,4 dry runs
What is produced forms the first incondensable gas Jing after spraying cooling containing water gas, a part of first incondensable gas is passed through into first,
In two grades of Paddle dryers 2,4, the carrying gas of the vapor to be formed is dried as greasy filth；The first incondensable gas of another part
It is sent directly into combustion furnace 12；Spiral pyrolysis oven 5 is pyrolyzed the cracking gas for producing to dewatered sludge, is reclaimed by spray-type cooling tower and is obtained
Then second incondensable gas is sent into combustion furnace 12 by pyrolysis oil and the second incondensable gas；Do not coagulate combustion furnace 12 pairs first and second
Stagnation of QI body is burnt, and the high-temperature flue gas of generation are passed through in the chuck of spiral pyrolysis oven 5, is dewatered sludge heat in spiral pyrolysis oven 5
Solution provides heat, and 5 chuck inner outlet flue gas of spiral pyrolysis oven enters air after carrying out waste heat recovery into hotline heater 17；
Hotline heater 17 heats conduction oil by pyrolysis oven exiting flue gas, the heat conduction oil two-way after heating delivers to first respectively,
The chuck and central canal of two grades of Paddle dryers 2,4, provides heat for first and second grade of Paddle dryer 2,4 conducting heats；So
Conduction oil transmission after heat exchange is carried out adding by first and second grade of Paddle dryer 2,4 back to hotline heater 17 afterwards
Heat.
The apparatus structure is complicated, and operational management is loaded down with trivial details, drying stage needs external heat source, and the heat that carbonized product is taken away does not have
Make full use of, equipment investment cost and operating cost are high.
The content of the invention
The technical problem to be solved is to provide oily sludge carbonization treatment method, using fume afterheat and pyrolysis
Product energies are reclaimed and make the abundant dry thermal cracking of greasy filth.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of oily sludge carbonization treatment method, including with
Lower step：S1, the heating chamber of drying machine is to forming siccative, gas after oily sludge drying；S2, a part of siccative are delivered to back-mixing
Mixing machine, another part siccative carry out pyrolysis carburising step into carbonization machine；S3, oily sludge are delivered to by screw delivery pump and are returned
Mixed mixing machine, is mixed to form the mixing oily sludge of moisture content reduction in back-mixing mixing machine with above-mentioned a part of siccative；S4, mixes
Close oily sludge and be delivered to drying machine, circulation step S2；S5, above-mentioned another part siccative generate pyrolysis in pyrolysis carburising step
Gas and black wood charcoal, are fed back to the combustor of carbonization machine after pyrolysis gas removing dust step, black wood charcoal enters carbon feed bin Jing after going out the cooling of carbon machine.
The invention has the beneficial effects as follows：Oily sludge is removed by oily sludge is heated under conditions of anaerobic or anoxia
In moisture, pyrolysis oily sludge in Organic substance, the organic alkane class gas of generation is that pyrolysis gas directly fire in a combustion chamber
Burn, the drying and carbonization for oily sludge provides thermal source, except equipment initial start stage requires supplementation with combustion gas as fuel, stable
Be carbonized afterwards generation organic alkane class gas i.e. pyrolysis gas burning produce heat disclosure satisfy that system needs, it is not necessary to mend in addition
Fill fuel.Oily sludge removes moisture and Organic substance in oily sludge Jing after carbonization treatment, thoroughly, generates carbon dust, solidification weight
Metal ion, into general immobilized waste, minimizing degree can reach more than 95% to change hazardous waste.Carbon dust has phase with Linesless charcoal
As physical property：Density is little, is unlikely to deteriorate, with abundant pore space structure, also can be used as adsorbent, deodoring materials, soil
The recyclings such as regulator.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, a kind of oily sludge carbonization treatment method, also includes step S6, pyrolysis carbonization step after step S5
In rapid, combustor is produced containing heat smoke, the heating chamber of drying machine will be delivered to containing heat smoke.
Using the beneficial effect of above-mentioned further scheme be combustor discharge containing heat smoke as drying machine thermal source.
Further, a kind of oily sludge carbonization treatment method, step S1 also include step S11, described containing heat smoke
The gas is delivered to into cleaner unit successively, condenser is dried and is carried out the step of dedusting and condensation as the gas that carries of the gas
Suddenly, condensed water, the air containing exhaust gas heat are formed after condensation.
It is as air flow power source, to reclaim and mix oil-containing by the use of containing heat smoke using the beneficial effect of above-mentioned further scheme
The water vapour that produces after drying sludge, organic gas.
Further, a kind of oily sludge carbonization treatment method, the condensed water enter sewage disposal system.
Further, a kind of oily sludge carbonization treatment method, the heat of the air Jing super heat-conductive pipes containing exhaust gas heat
Exhaust gas heat is reclaimed, while the combustor that the air Jing blower fans containing exhaust gas heat of cooling are entered in step S5 is combustion-supporting.
It is to make full use of after-heat using the beneficial effect of above-mentioned further scheme.
Further, a kind of oily sludge carbonization treatment method, exhaust gas heat is returned to the drying machine in step S1
Drying machine is participated in mixing the drying of oily sludge.
It is to utilize the air after separating to the fuel combustion supporting in combustor using the beneficial effect of above-mentioned further scheme, it is whole
Individual plant running no longer quotes extraneous air after getting up.
Further, a kind of oily sludge carbonization treatment method, the drying machine in step S1 can also produce tail gas,
Tail gas is introduced into qualified discharge after washing column desulfurization and dedusting.
Further, a kind of oily sludge carbonization treatment method, the oily sludge moisture content are 70-80%, oil-containing
Rate is 30mg/g；In mixing oily sludge, oily sludge and siccative ratio are 3:7；In mixing oily sludge, moisture content is 40-
50%.
It is to be mixed by dry and wet using the beneficial effect of above-mentioned further scheme, makes drying more abundant.
Description of the drawings
Fig. 1 is the inventive method flow chart；
Fig. 2 is apparatus of the present invention flow chart；
Fig. 3 is system flow chart in prior art；
Fig. 4 is scraping plate conveying device structural representation of the present invention.
In accompanying drawing Fig. 2, Fig. 4, the list of parts representated by each label is as follows：
1st, screw-rod delivery pump, 2, back-mixing mixing machine, 3, half siccative elevator, 4, drying machine, 5, siccative conveyer, 6, carbonization
Machine, 7, go out carbon machine, 41, the heating chamber of drying machine, 42, the material cavity of drying machine, 43, scraping plate conveying device, 431, support board,
432nd, chain, 433, scraper plate, 61, the heating chamber of carbonization machine, 62, the material cavity of carbonization machine, 63, combustor, 71, go out carbon water pump,
72nd, water tank, 4-1, washing column, 4-2, washing column water pump, 4-3, filter, 4-4, washing column water tank, 4-5, washing column blower fan, 5-
1st, siccative elevator, 5-2, the first cleaner unit, 5-3 are dried condenser, 6-1, the second cleaner unit, 6-2, pyrolysis gas blower fan, 6-3,
Pyrolysis gas air distribution regulating valve, 6-4, combustion-supporting blower fan, 6-5, the first combustion gas electric switch valve, 6-6, the second combustion gas electric switch valve, 6-
7th, from pressure-regulating valve.
Specific embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, example is served only for explaining the present invention, and
It is non-for limiting the scope of the present invention.
As shown in figure 1, a kind of oily sludge carbonization treatment method of the invention, comprises the steps.
S1, the heating chamber of drying machine is to forming siccative, gas after oily sludge drying.
S2, a part of siccative are delivered to back-mixing mixing machine, and another part siccative carries out pyrolysis carburising step into carbonization machine.
S3, oily sludge are delivered to back-mixing mixing machine by screw delivery pump, with above-mentioned a part of siccative in back-mixing mixing machine
The mixing oily sludge of moisture content reduction is mixed to form inside.
S4, mixing oily sludge are delivered to drying machine, circulation step S2.
S5, above-mentioned another part siccative generate pyrolysis gas and black wood charcoal, pyrolysis gas removing dust step in pyrolysis carburising step
The combustor of carbonization machine is fed back to afterwards, and black wood charcoal enters carbon feed bin Jing after going out the cooling of carbon machine.
The oily sludge that oily sludge moisture content is 70-80%, oil content is 30mg/g is delivered to by screw-rod delivery pump and is returned
Mixed mixing machine and high temperature drying sludge are siccative (rate containing water≤20%) with 3:7 mixs, in making mixing oily sludge, moisture content is
40-50%.
Mixing oily sludge is promoted to drying machine by half siccative elevator, becomes siccative after drying.70% siccative Jing does
Material conveyer is fed back to back-mixing mixing machine and carries out mix with former oily sludge.30% siccative enters carbonization machine.
Also include step S6 after step S5, combustor is produced containing heat smoke in pyrolysis carburising step, will contain heat smoke defeated
Deliver to the heating chamber of drying machine.
Step S1 also includes step S11, containing heat smoke as the gas formed after drying, that is, water vapour, You Jiqi
Water vapour, organic gas be delivered to cleaner unit by the carrying gas of body successively, is dried condenser carries out dedusting and condensation, shape after condensation
Into condensed water, the air containing exhaust gas heat.Condensed water enters sewage disposal system.Air Jing super heat-conductive pipes containing exhaust gas heat heat
Exhaust gas heat is reclaimed, while the combustor that the air Jing blower fans containing exhaust gas heat of cooling are entered in step S5 is combustion-supporting.By aerofluxuss
Heat returns to the drying machine in step S1 and participates in drying machine to mixing the drying of oily sludge.
Drying machine in step S1 can also produce tail gas, and tail gas is introduced qualified discharge after washing column desulfurization and dedusting.
500-700 DEG C is warming up in the material cavity of carbonization machine, under anaerobic or hypoxia by siccative pyrolytic carbon metaplasia into
Pyrolysis gas and black wood charcoal.Pyrolysis gas are alkanes, on-condensible gas.Pyrolysis gas are fed back to combustor Jing after cyclone dust extractor dedusting.Burning
Room temperature is up to 1000-2000 DEG C.Tail gas problem (such as bioxin in order to avoid burn incompletely etc.), burn the heat for producing
After persistently heating Jing the gap between carbonization machine outer wall and closed scraper layer to itself, the material cavity temperature of carbonization machine is
500-700℃.Black wood charcoal enters carbon feed bin Jing after going out the cooling of carbon machine.
The heating chamber that drying machine is delivered to containing heat smoke of carbonization machine, makes full use of burner exhaust heat to participate in dry run, does
Dry temperature is up to 80-180 DEG C.In the material cavity of drying machine, every layer of temperature is reduced step by step.
As shown in figure 1, the present invention provides a kind of oily sludge carbonization treatment apparatus, including the screw-rod delivery pump being sequentially connected
1st, back-mixing mixing machine 2, drying machine 4, siccative conveyer 5, carbonization machine 6, go out carbon machine 7.Go out carbon machine 7 respectively with go out carbon water pump 71, water
Case 72 connects, and carbon water pump 71, water tank 72 are connected by pipeline.The outlet for going out carbon machine 7 is connected with carbon feed bin, output carbon dust, solidification
Heavy metal ion, change hazardous waste is into general immobilized waste.
Back-mixing mixing machine 2 is also connected with siccative conveyer 5, the part siccative formed after drying machine 4 is dried with contain greasy dirt
Mud mixes in back-mixing mixing machine 2.
Drying machine 4 is also connected with carbonization machine 6, is delivered to what carbonization machine 6 was discharged in drying machine 4 containing heat smoke.Carbonization machine 6
It is provided with material cavity 62, the combustor 63 of the carbonization machine of pipeline connection.Combustor is located at below the material cavity 62 of carbonization machine,
For the pyrolysis gas that the material cavity 62 for reclaiming carbonization machine is produced.Drying machine 4 is provided with the thing of the heating chamber 41, drying machine of drying machine
Material chamber 42, the heating chamber 41 of drying machine are arranged around the material cavity 42 of drying machine.Carbonization machine 6 is additionally provided with the heating chamber of carbonization machine
61, the heating chamber 61 of carbonization machine is arranged around the material cavity 62 of carbonization machine, and combustor 63 is located under the heating chamber 61 of carbonization machine
Side.
As shown in figure 4, lay multilamellar inside the material cavity 62 of the material cavity 42, carbonization machine of drying machine from the bottom to top successively scraping
Plate conveying device 43.The scraping plate conveying device 43 arranges support board 431, chain 432, scraper plate 433, and scraper plate 433 is arranged on chain
On 432, the lower surface of scraper plate 433 contradicts 431 upper surface of support board.Width of the width of scraper plate 433 more than or equal to support board 431
Degree, scraper plate 433 are radian plate.Chain 432 is run under the drive of driving means, and the upper surface of support board 431 is mounted with material
That is oily sludge or mixing oily sludge or siccative, 431 transfixion of support board.Scraper plate 433 is run with chain 432, scraper plate 433
Material scraper on support board 431 is removed.During the striking off of scraper plate 433, the material on support board 431 is defeated from top layer scraper plate
Device 43 is sent to run to bottom scraping plate conveying device 43 discharging opening for eventually entering into drying machine 4 or carbonization machine 6.
The heating chamber 41 of drying machine is connected with combustor 63 by pipeline, is conveyed containing heat smoke for what combustor 63 was discharged
To the heating chamber 41 of drying machine.
Also include half siccative elevator 3, siccative elevator 5-1.Half siccative elevator 3 respectively with back-mixing mixing machine 2, be dried
Machine 4 connects.Siccative elevator 5-1 is connected with siccative conveyer 5, carbonization machine 6 respectively.
Also include the second cleaner unit 6-1, the second cleaner unit adopts cyclone dust extractor.The material cavity 62 of carbonization machine, second remove
Dirt device 6-1, combustor 63 are sequentially connected by pipeline, the pyrolysis gas that the material cavity 62 for reclaiming carbonization machine is produced.In order to adjust
The flow of control pyrolysis gas, is also disposed with pyrolysis gas blower fan 6-2, heat on the pipeline of the second cleaner unit 6-1 and combustor 63
Vent one's spleen air distribution regulating valve 6-3.
Jing combustion-supportings blower fan 6-4, the first combustion gas electric switch valve 6-5 enter combustor 63, natural gas Jing successively to air successively
Second combustion gas electric switch valve 6-6, from pressure-regulating valve 6-7 enter combustor 63.Pass through pipeline and air from pressure-regulating valve 6-7
Institute Jing pipelines connect, for adjusting the air pressure of air institute Jing pipelines, natural gas institute Jing pipelines.In whole device initial startup it is
Combustor 63 provides thermal source, and the organic alkane class gas that the carbonization of material cavity 62 of stable rear carbonization machine is produced is that pyrolysis gas are defeated
The heat for delivering to the burning generation of combustor 63 disclosure satisfy that the needs of whole device, it is not necessary to supplement fuel in addition.
Also include the first cleaner unit being sequentially connected, be dried condenser 5-3.First cleaner unit 5-2 adopts cyclone dust extractor.
Drying machine 4 is connected with the first cleaner unit 5-2, is dried condenser 5-3 and is also connected with drying machine 4, carbonization machine 6 respectively.
The material cavity 42 of specific drying machine is connected with the first cleaner unit 5-2, is produced when the material cavity 42 of drying machine is dried
Raw water vapour, organic gas be delivered to cleaner unit successively, is dried condenser 5-3 carries out dedusting and condensation, forms cold after condensation
Solidifying water, exhaust gas heat, air.It is dried condenser 5-3 to be also connected with sewage disposal system, by condensed water elimination to sewage disposal system
System.It is dried condenser 5-3 to be connected with the heating chamber 41 of drying machine by super heat-conductive pipe, is dried in condenser 5-3 for reclaiming
Exhaust gas heat.It is dried condenser 5-3 to be connected with the combustor 63 of carbonization machine 6, helps for reclaiming the air being dried in condenser 5-3
Combustion.The pyrolysis gas that the second material room 62 of the air communication carbonization machine 6 is discharged together are delivered to combustor 63, provide for combustor
Fuel.
Also include washing column 4-1.Drying machine 4 is connected with washing column 4-1, for the tail gas desulfurization that drying machine 4 is produced is removed
Qualified discharge after dirt.Specifically, the heating chamber 41 of drying machine is connected with washing column 4-1.Washing column 4-1, washing column water pump 4-2,
Filter 4-3, washing column water tank 4-4 sequentially connect, washing column 4-1 also respectively with washing column water tank 4-4, washing column blower fan 4-5
Connection.
In order to preferably control temperature, the pressure of this covering device of the invention, temperature sensor, pressure sensing have been respectively mounted
Device.Pressure transducer is installed between screw-rod delivery pump 1 and back-mixing mixing machine 2.In back-mixing mixing machine 2 and half siccative elevator 3
Between mounting temperature sensor.Spout, washing column blower fan 4-5 outlets in drying machine 4 installs flow transducer.It is being dried
4 inside mounting temperature sensor of machine, pressure transducer.The mounting temperature sensor between drying machine 4 and siccative conveyer 5.
Mounting temperature sensor between drying machine 4 and the first cleaner unit 5-2.In the heating chamber 61, carbon for being dried condenser 5-3, carbonization machine
The material cavity 62 of change machine, 63 mounting temperature sensor of combustor.
The foregoing is only presently preferred embodiments of the present invention, not to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (8)
1. a kind of oily sludge carbonization treatment method, it is characterised in that, comprise the following steps：
S1, the heating chamber of drying machine is to forming siccative, gas after oily sludge drying；
S2, a part of siccative are delivered to back-mixing mixing machine, and another part siccative carries out pyrolysis carburising step into carbonization machine；
S3, oily sludge are delivered to back-mixing mixing machine by screw delivery pump, mix in back-mixing mixing machine with above-mentioned a part of siccative
Conjunction forms the mixing oily sludge of moisture content reduction；
S4, mixing oily sludge are delivered to drying machine, circulation step S2；
S5, above-mentioned another part siccative generate pyrolysis gas and black wood charcoal in pyrolysis carburising step, return after pyrolysis gas removing dust step
The combustor of carbonization machine is transported to, black wood charcoal enters carbon feed bin Jing after going out the cooling of carbon machine.
2. a kind of oily sludge carbonization treatment method according to claim 1, it is characterised in that also wrap after step S5
Step S6 is included, combustor is produced containing heat smoke in pyrolysis carburising step, the heating chamber of drying machine will be delivered to containing heat smoke.
3. a kind of oily sludge carbonization treatment method according to claim 2, it is characterised in that step S1 also includes step
Rapid S11, it is described the gas to be delivered to into cleaner unit successively as the carrying gas of the gas containing heat smoke, be dried condenser and enter
The step of row dedusting and condensation, after condensation, form condensed water, the air containing exhaust gas heat.
4. a kind of oily sludge carbonization treatment method according to claim 3, it is characterised in that the condensed water enters sewage
Processing system.
5. a kind of oily sludge carbonization treatment method according to claim 3, it is characterised in that the sky containing exhaust gas heat
Gas Jing super heat-conductive pipe recuperation of heat exhaust gas heats, while the burning that the air Jing blower fans containing exhaust gas heat of cooling are entered in step S5
Room is combustion-supporting.
6. a kind of oily sludge carbonization treatment method according to claim 5, it is characterised in that exhaust gas heat is returned to into step
Drying machine in rapid S1 participates in drying machine to mixing the drying of oily sludge.
7. a kind of oily sludge carbonization treatment method according to claim 1, it is characterised in that the drying in step S1
Machine can also produce tail gas, and tail gas is introduced qualified discharge after washing column desulfurization and dedusting.
8. a kind of oily sludge carbonization treatment method according to any one of claim 1 to 7, it is characterised in that described to contain
Greasy dirt moisture content is 70-80%, oil content is 30mg/g；
In mixing oily sludge, oily sludge and siccative ratio are 3:7；
In mixing oily sludge, moisture content is 40-50%.
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| CN201611258297.7A CN106587552A (en) | 2016-12-30 | 2016-12-30 | Carbonization treatment method for oily sludge |
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| CN107098559A (en) * | 2017-06-16 | 2017-08-29 | 南京塔川化工设备有限公司 | A kind of oily sludge is from heat supply Non-oxygen pyrolytic equipment and its method for pyrolysis |
| CN108640471A (en) * | 2018-06-07 | 2018-10-12 | 环境保护部华南环境科学研究所 | A kind of comprehensive utilization of mud device and method |
| CN109201000A (en) * | 2018-10-15 | 2019-01-15 | 成都恩承科技股份有限公司 | A kind of method of one step of oil gas field oil sludge manufacture acticarbon |
| CN112794611A (en) * | 2019-11-13 | 2021-05-14 | 中国科学院理化技术研究所 | Oily sludge treatment system |
| CN115259598A (en) * | 2022-08-19 | 2022-11-01 | 苏州和青环境科技有限公司 | Sludge superconducting cracking system and method |
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| CN109201000A (en) * | 2018-10-15 | 2019-01-15 | 成都恩承科技股份有限公司 | A kind of method of one step of oil gas field oil sludge manufacture acticarbon |
| CN112794611A (en) * | 2019-11-13 | 2021-05-14 | 中国科学院理化技术研究所 | Oily sludge treatment system |
| CN115259598A (en) * | 2022-08-19 | 2022-11-01 | 苏州和青环境科技有限公司 | Sludge superconducting cracking system and method |
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