CN206337135U - A kind of greasy filth recycling treatment system - Google Patents
A kind of greasy filth recycling treatment system Download PDFInfo
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- CN206337135U CN206337135U CN201621463221.3U CN201621463221U CN206337135U CN 206337135 U CN206337135 U CN 206337135U CN 201621463221 U CN201621463221 U CN 201621463221U CN 206337135 U CN206337135 U CN 206337135U
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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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Abstract
This disclosure relates to which a kind of greasy filth recycling treatment system, the system includes：Greasy filth feed arrangement (A), is provided with greasy filth entrance and greasy filth outlet；Pyrolysis installation (B), is provided with greasy filth entrance, the outlet of pyrolysis waste residue and pyrogenic steam outlet；Pyrogenic steam cooling device (D), is provided with pyrogenic steam entrance, cooling liquid outlet and cooling gas outlet；Exhaust gas processing device (E), is provided with cooling gas inlet and exhaust outlet；The greasy filth outlet of the greasy filth feed arrangement (A) is connected with the greasy filth entrance of the pyrolysis installation (B), the pyrogenic steam outlet of the pyrolysis installation (B) is connected with the pyrogenic steam entrance of the pyrogenic steam cooling device (D), and the cooling gas outlet of the pyrogenic steam cooling device (D) is connected with the cooling gas inlet of the exhaust gas processing device (E).The system that the disclosure is provided can carry out recycling after negative pressure of vacuum pyrolysis processing to greasy filth.
Description
Technical field
This disclosure relates to oil-sludge treatment technical field, in particular it relates to a kind of greasy filth recycling treatment system.
Background technology
Greasy filth is oily sludge, belongs to HW08 class hazardous wastes, with the Toxic in inflammability and toxicity, and greasy filth
Matter is difficult to degrade, and serious harm is caused to ecological and human health.
Oil-sludge treatment difficulty is big, and currently without being efficiently treated, the industry such as oil refining produces millions of tons every year
Oily sludge, and storage is huge.
Utility model content
The purpose of the disclosure is to provide a kind of greasy filth recycling treatment system, and the system can carry out pyrolysis processing to greasy filth
After recycle.
To achieve these goals, the disclosure provides a kind of greasy filth recycling treatment system, and the system includes：Pyrolysis dress
Put, be provided with greasy filth entrance, the outlet of pyrolysis waste residue and pyrogenic steam outlet；Pyrogenic steam cooling device, is provided with pyrogenic steam
Entrance, cooling liquid outlet and cooling gas outlet；Exhaust gas processing device, is provided with cooling gas inlet and exhaust outlet；It is described
The pyrogenic steam outlet of pyrolysis installation is connected with the pyrogenic steam entrance of the pyrogenic steam cooling device, and the pyrogenic steam is cold
But the cooling gas outlet of device is connected with the cooling gas inlet of the exhaust gas processing device.
Optionally, the system also includes being provided with pyrolysis waste residue entrance and the pyrolysis waste residue output dress of conveying waste residue outlet
Put, the pyrolysis waste residue outlet of the pyrolysis waste residue entrance and the pyrolysis installation of the pyrolysis waste residue output device.
Optionally, the pyrolysis waste residue output device includes conveying worm and revolving valve, and the conveying worm includes
Screw rod in housing and housing；The charging aperture of the conveying worm enters for the pyrolysis waste residue of the pyrolysis waste residue output device
Mouthful, the discharging opening of the conveying worm exports for the conveying waste residue of the pyrolysis waste residue output device；The revolving valve is located at
The discharge outlet of the conveying worm；Cooling-water duct is formed with the conveying worm；
Preferably, the screw rod, the housing and/or it is arranged on the chuck of the hull outside to be passed through cooling water
Hollow structure, the hollow structure is formed as the cooling-water duct.
Optionally, the system also includes vacuum generator, and the cooling gas outlet of the pyrogenic steam cooling device is logical
The vacuum generator is crossed to connect with the cooling gas inlet of the exhaust gas processing device so as in the pyrolysis installation be formed as
Subnormal ambient.
Optionally, the pyrolysis installation includes cylindrical shell, agitating shaft, the stirring vane being fixed on the agitating shaft
With the motor outside the cylindrical shell and for driving the agitating shaft to rotate, the cylindrical shell includes
Inner chamber body, shape between the inner housing and shell body are formed with shape adaptable inner housing and shell body, the inner housing
Into there is an outer chamber, the agitating shaft is located in the inner chamber body, is arranged in the outer chamber, on agitating shaft and/or stirring vane
There is heater；
Preferably, the greasy filth entrance of the pyrolysis installation, the outlet of pyrolysis waste residue and pyrogenic steam export to be formed in the circle
On the side wall of barrel-type casing；
Preferably, the outer chamber includes filling silicate layer therein, and silicate layer is coated on the heating in outer chamber
On device.
Optionally, the pyrogenic steam cooling device includes being passed through the heat exchanger or many that cooling water carries out heat exchange
Individual series connection and/or heat exchanger in parallel, the top of the heat exchanger are provided with pyrogenic steam entrance, and bottom is provided with cooling liquid
Outlet and cooling gas outlet；Preferably, the cooling liquid outlet of heat exchanger is also connected with a reservoir fluid, it is preferable that
Oil water separator is also provided with fluid reservoir.
Optionally, the system is also cold including being passed through for the cooling-water duct to heat exchanger and/or conveying worm
But the water tank and cooling tower of water.
Optionally, the exhaust gas processing device include be in fluid communication successively reverse-flow alkali liquid washing tower, reverse-flow atomization
Water scrubber, three-phase multimedium catalysis oxidizing tower, air-introduced machine and aiutage；The bottom of the reverse-flow alkali liquid washing tower and the heat
The cooling gas communication of steam cooling device is solved, the aiutage is provided with the exhaust outlet.
Optionally, the system also includes steam filtration device, and the pyrogenic steam outlet of the pyrolysis installation is described in
Steam filtration device is connected with the pyrogenic steam entrance of the pyrogenic steam cooling device.
Optionally, the system also includes greasy filth feed arrangement, is provided with greasy filth entrance and greasy filth outlet；The greasy filth enters
The greasy filth outlet of material device is connected with the greasy filth entrance of the pyrolysis installation；Preferably, the greasy filth feed arrangement includes connection
Feed hopper and conveyer；The feed hopper is located above the conveyer, and top is provided with greasy filth entrance, the conveyer
It is provided with greasy filth outlet；Preferably, the side or bottom of the conveyer is provided with greasy filth outlet；Preferably, the conveyer
For tubulose chain-linked conveyer.
It is sharp again that the oils product that on the one hand the greasy filth recycling treatment system of the disclosure can be reclaimed in greasy filth carries out resource
With on the other hand can handling greasy filth, prevent from subsequently discharging the pollution to environment.
Other feature and advantage of the disclosure will be described in detail in subsequent embodiment part.
Brief description of the drawings
Accompanying drawing is, for providing further understanding of the disclosure, and to constitute a part for specification, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute limitation of this disclosure.In the accompanying drawings：
Fig. 1 is a kind of structural representation of embodiment of disclosure greasy filth recycling treatment system；
Fig. 2 is the structural representation of another embodiment of disclosure greasy filth recycling treatment system；
Fig. 3 is a kind of structural representation of embodiment of disclosure exhaust gas processing device.
Fig. 4 is a kind of structural representation of embodiment of disclosure pyrolysis installation.
Description of reference numerals
A greasy filth feed arrangement B pyrolysis installations C is pyrolyzed waste residue output device
D pyrogenic steam cooling device E exhaust gas processing devices
The stirring vane 3 of 1 cylindrical shell 2 feeds intake storehouse
The motor-driven valve of 4 first motor-driven valve, 5 motor 6 second
The first heat exchanger of 7 conveying worm, 8 revolving valve 9
The fluid reservoir of 10 the 3rd heat exchanger of second heat exchanger 11 12
The water pump of 13 oil water separator, 14 vacuum generator 15
The motor-driven valve of 16 cooling tower, 17 heating wire 18 the 3rd
The steam motor-driven valve of 19 the 4th motor-driven valve, 20 water tank 41
The silicate layer of 100 agitating shaft 101
The 500 reverse-flow reverse-flow three-phase multimedium catalysis oxidizing towers of atomizing water scrubber 502 of alkali liquid washing tower 501
The spray thrower of 503 air-introduced machine, 504 aiutage 505
The circulating pump of 506 atomizer, 507 catalyst layer 508
The packing layer of 509 pipeline, 510 gas distribution grid 511
The chuck of 701 screw rod 702
The conveyer of 900 feed hopper 901
Embodiment
It is described in detail below in conjunction with accompanying drawing embodiment of this disclosure.It should be appreciated that this place is retouched
The embodiment stated is merely to illustrate and explained the disclosure, is not limited to the disclosure.
As shown in figure 1, the disclosure provides a kind of greasy filth recycling treatment system, the system includes：Pyrolysis installation B, if
It is equipped with greasy filth entrance, the outlet of pyrolysis waste residue and pyrogenic steam outlet；Pyrogenic steam cooling device D, be provided with pyrogenic steam entrance,
Cooling liquid is exported and cooling gas outlet；Exhaust gas processing device E, is provided with cooling gas inlet and exhaust outlet；The pyrolysis
Device B pyrogenic steam outlet is connected with the pyrogenic steam entrance of the pyrogenic steam cooling device D, the pyrogenic steam cooling
Device D cooling gas outlet is connected with the cooling gas inlet of the exhaust gas processing device E.The system that the disclosure is provided can
Greasy filth is sent into pyrolysis installation by feed arrangement A, and the oils in greasy filth is carried out high warm under the conditions of negative pressure of vacuum
Solution, obtains pyrogenic steam and reclaims liquid oils therein after pyrogenic steam cooling device D coolings, tail gas is filled through vent gas treatment
Put and directly can be drained into after E is handled in air.On the one hand the system that the disclosure is provided can be pyrolyzed the oils in greasy filth,
Pollution of the greasy filth to environment is reduced, the oils in greasy filth on the other hand can also be reclaimed, the level of resources utilization is improved, and it is produced
Tail gas can reach after treatment《Emission standard for odor pollutants》(GB14554-93)、《Atmosphere pollution comprehensive discharge
Standard》(GB16297-96) and《Dangerous waste incineration Environmental capacity standard》(GB18484-2001) discharge standard specified in.
According to the disclosure, greasy filth be it is well-known to those skilled in the art, mainly by organic principle, oils, (thalline) and
Inorganic constituents is constituted, and common greasy filth has ground sludge, big tank greasy filth, oil-based drill cuttings, operation greasy filth, water process mud and fluid oil
Mud etc., ground sludge is a kind of oily solid sludge for producing in oil field ground production or storage and transport process, big tank greasy filth or is
Tank bottom oil sludge is the greasy filth that tank bottom is deposited, and oil-based drill cuttings are the oil-contained drilling cuttings produced by drilling process, and operation greasy filth is
Greasy filth produced by being landed during engineer operation due to machine oil, water process mud is mud produced when oil-polluted water is handled,
Liquid greasy filth is the greasy filth of the higher presentation liquid of water content.The solid content of greasy filth can be 30~50 weight %, and carbon content can
With in more than 35 weight %.
According to the disclosure, greasy filth pyrolysis gained waste residue is higher due to temperature, it is impossible to which direct entrucking transport is directly discharged,
Therefore, as shown in figure 1, disclosure system can also include the pyrolysis waste residue for being provided with pyrolysis waste residue entrance and the outlet of conveying waste residue
The pyrolysis waste residue outlet of output device C, the pyrolysis waste residue output device C pyrolysis waste residue entrance and the pyrolysis installation B connects
It is logical.The effect of pyrolysis waste residue output device is on the one hand to export the higher pyrolysis waste residue of temperature from pyrolysis installation B, another
Aspect can also reduce the temperature of waste residue, waste residue is discharged or is transported in waste residue output procedure.Greasy filth is by pyrolysis institute
It (is typically purity to obtain waste residue>99% mineral or the mineral containing part of coke) can further it be solidified, to facilitate fortune
Defeated or backfill greasy filth pickup area.If desired, can subsequently add, extra blender is used for rewetting or solidification is handled.
A kind of embodiment, as shown in Fig. 2 the pyrolysis waste residue output device C includes conveying worm 7 and revolution
Valve 8, the conveying worm 7 includes the screw rod 701 in housing and housing；The charging aperture of the conveying worm 7 is the heat
Waste residue output device C pyrolysis waste residue entrance is solved, the discharging opening of the conveying worm 7 is the pyrolysis waste residue output device C
Conveying waste residue outlet；The revolving valve 8 is located at the discharge outlet of the conveying worm 7.Helical feed described in the disclosure
The effect of machine is to be conveyed pyrolysis waste residue, and the temperature of pyrolysis waste residue on the one hand can be reduced in output procedure, another
Aspect can set revolving valve in the exit of conveying worm, exported or discharged with mass.
In addition, the cooling in order to accelerate pyrolysis waste residue, reaches suitable output temperature as early as possible, such as it is less than 80 DEG C, described
Cooling-water duct is could be formed with conveying worm.The cooling-water duct can be in screw rod 701, outside screw rod housing
In and the chuck 702 of hull outside in, screw rod, housing and chuck can be can be passed through the hollow structure of cooling water.Separately
Outside, in order to improve the utilization ratio of cooling water, preferably by conveying worm slant setting, pyrolysis waste residue entrance is made to be located at conveying useless
The lower section of slag outlet, cooling water, on the one hand can be by from pyrolysis waste residue entrance along the outlet of conveying worm flow direction conveying waste residue
The relatively low cooling water of firm start temperature pyrolysis waste residue first higher with temperature is contacted, and is improved cooling effectiveness, on the other hand can be dropped
Flow velocity of the low cooling water in cooling-water duct, extends cool time.
According to the disclosure, in order to reduce the thermal loss of pyrolysis installation, as shown in figure 1, the system can also be included very
Empty generator 14, the cooling gas outlet of the pyrogenic steam cooling device D passes through the vacuum generator 14 and the tail gas
Processing unit E cooling gas inlet is connected so as to be formed as subnormal ambient in the pyrolysis installation B, i.e., subatmospheric ring
Border, or be vacuum environment.Under vacuum conditions, heat, which need not be wasted in, heats on extra air, and all energy are all
It is directly delivered on greasy filth, energy loss is preferably minimized.The vacuum generator can be closed according to the need for vacuum
Reason selection, e.g. vavuum pump or air exhauster etc., preferably vavuum pump.
According to the disclosure, pyrolysis installation B effect is to be pyrolyzed greasy filth at high temperature, makes oils therein in height
Temperature is lower or evaporates or is pyrolyzed, to be separated with waste residue, so that waste residue is adapted to discharge.It is preceding to have addressed to improve heat utilization ratio,
Pyrolysis is preferably carried out under vacuo, under vacuum conditions, and oily boiling point is than the low boiling point under atmospheric pressure, therefore in vacuum environment
Under, heat, which need not be wasted in, to be heated on extra air, and all energy are all directly delivered on material, and energy loss is dropped
To minimum.On the other hand, in order to prevent that the oxygen in air from carrying out oxidation reaction with oils at high temperature, the recovery of oils is reduced
Rate, is pyrolyzed it is also preferred that carrying out under vacuo.
According to the disclosure, greasy filth pyrolysis can be carried out in batches, a collection of greasy filth be sent into pyrolysis installation B, then in high temperature
Greasy filth is pyrolyzed under vacuum, the condition of the greasy filth pyrolysis can include：Temperature is 95~350 DEG C, and absolute pressure is less than
900 millibars, the time is 4-8 hours.In addition, the inventor of the disclosure has found, when greasy filth is pyrolyzed, two ranks are broadly divided into
Section, the first stage is the process of water in greasy filth and volatile materials evaporation, and the process is not high to vacuum level requirements；Second stage
The process (typically below 450 DEG C) of the hydrocarbon evaporation in greasy filth, the process due to the evaporation process of existing oils,
Also the pyrolysis along with oils or cracking process, so that the volume of pyrogenic steam quickly increases, moreover, oily in pyrogenic steam
Class easily condenses in the duct in course of conveying, in order to reduce the boiling point of hydrocarbon, accelerate transporting velocity, second stage
The vacuum of pyrolysis is higher than the first stage, for example, greasy filth pyrolysis can include the first pyrolysis and the second pyrolysis；Described
The absolute pressure of one pyrolysis is 700~900 millibars, and temperature is 95~150 DEG C, and preferably 100~120 DEG C, the time is 1~3 small
When；The absolute pressure of second pyrolysis is less than 50 millibars, and temperature is 150~350 DEG C, and preferably 200~300 DEG C, the time is 3
~7 hours.It should be noted that the first pyrolysis and the second pyrolysis can be carried out in same pyrolysis installation, can also be not
Carried out in same pyrolysis installation, can carry out carrying out successively simultaneously, those skilled in the art can be carried out as needed
Selection.
A kind of embodiment, as shown in Fig. 2 the pyrolysis installation B can include cylindrical shell 1, agitating shaft
100th, the stirring vane 2 that is fixed on the agitating shaft 100 and positioned at the outside of cylindrical shell 1 and for driving described stir
The motor 5 of axle rotation is mixed, the cylindrical shell 1 can include inner housing and shell body that shape is adapted, described interior
Inner chamber body is formed with housing, outer chamber is formed between the inner housing and shell body, the agitating shaft is located at the inner chamber
In body, heater, the greasy filth of the pyrolysis installation B can be disposed with the outer chamber, on agitating shaft and/or stirring vane
Entrance, the outlet of pyrolysis waste residue and pyrogenic steam outlet can be formed on the side wall of the cylindrical shell 1.Using above-mentioned pyrolysis
Device, greasy filth can be pyrolyzed under the stirring of agitating shaft and stirring vane, on the one hand can be accelerated heat transfer rate, be made oil
Mud is heated evenly and temperature is quickly improved, and the steam that evaporation or pyrolysis are produced can also on the other hand be quickly pulled away, so that
Shorten the time of pyrolysis.
A kind of preferred embodiment, as shown in Fig. 2 the cylindrical shell 1 horizontal positioned, the greasy filth vertically
Greasy filth entrance and the pyrogenic steam outlet of pyrolysis installation are located at institute positioned at the top of the cylindrical shell 1, the outlet of pyrolysis waste residue
State the bottom of cylindrical shell 1；Described one end of agitating shaft 100 stretch out one end end face of the cylindrical shell and with the driving
Motor 5 is connected, and the other end of the agitating shaft is installed in rotation on the other end end face of the cylindrical shell.
In the embodiment, because agitating shaft is along the axially arranged of cylindrical shell, under the drive of agitating shaft and stirring vane, greasy filth
Can along cylindrical shell circular motion, effectively prevent sludge deposition.
Wear a kind of preferred embodiment, the axial direction of the other end of the agitating shaft along the cylindrical shell 1
The other end end face of the saturating cylindrical shell 1, and vacuum sealing bar is provided between the other end end face, or
Be provided with vacuum sealing bar between both ends of the surface, the material of vacuum sealing bar can be silicon rubber, high-temperature resistant rubber, packing or
Person's silica gel etc..Because pyrolytic reaction can be carried out under vacuum, vacuum sealing bar can improve vacuum effectiveness.
A kind of preferred embodiment, the stirring vane 2 is unidirectional stirring vane, the oil of the greasy filth pyrolysis installation
Mud entrance and pyrogenic steam outlet are located at the top at the axial two ends of the cylindrical shell 1, the pyrolysis of the pyrolysis installation respectively
Waste residue outlet is located at the bottom of one end that the cylindrical shell 1 is exported close to the pyrogenic steam.In this embodiment, it is oily
Mud moves to the other end in the presence of unidirectional stirring vane from one end of inner chamber body, the waste residue that can produce greasy filth pyrolysis
Pyrolysis installation is sent with steam, arrangement is more reasonable, and greasy filth residence time in inner chamber body is longer.
A kind of preferred embodiment, the stirring vane 2 is two-way stirring blade, the oil of the greasy filth pyrolysis installation
Mud entrance is two and is located at the top at the axial two ends of the cylindrical shell 1 respectively, and the pyrolysis of the greasy filth pyrolysis installation is steamed
Vapor outlet is located at the top of the axial centre of cylindrical shell 1, and the pyrolysis waste residue outlet of the pyrolysis installation is located at the circle
The bottom of the axial centre of barrel-type casing 1.In this embodiment, greasy filth sends into inner chamber body from the top at cylindrical shell two ends
In, and under the drive of two-way stirring blade, greasy filth is while be pyrolyzed, while to moving in the middle part of cylindrical shell, so as to
To improve the processing speed of greasy filth.
A kind of preferred embodiment, the outer chamber includes filling silicate layer 101 therein, silicate layer cladding
On heater in outer chamber, the heater is formed as being wrapped in the heating wire 17 of the inner casing external surface.Silicon
On the one hand silicate layer can ensure the intensity of cylindrical shell, be scattered and disappeared while reducing heating wire heat to outside cylindrical shell,
Air can also be completely cut off, heating wire oxidation by air is prevented.In addition, in order that the comprehensive progress of the heating of greasy filth, the stirring
The outside of axle 100 can be enclosed with heating wire, and the heating wire of the heating wire and inner casing external surface is used simultaneously, can make greasy filth
It is inside and outside to heat simultaneously, accelerate pyrolysis rate.
For convenience in the high-volume feeding pyrolysis installation of greasy filth, as shown in Fig. 2 the greasy filth of the greasy filth pyrolysis installation enters
The top of mouth can be provided with the storehouse 3 that feeds intake, and the storehouse 3 that feeds intake can be by the first motor-driven valve 4 and the greasy filth pyrolysis installation
Greasy filth entrance is connected, and the pyrolysis waste residue outlet of the greasy filth pyrolysis installation can be provided with the second motor-driven valve 6.First motor-driven valve and
On the one hand the effect of second motor-driven valve can improve the sealing of pyrolysis installation, reduce scattering and disappearing for heat, on the other hand can be with
Keep the vacuum in pyrolysis installation.Concrete operations mode can be：When greasy filth is added in inner chamber body by the storehouse that feeds intake, beat
The first motor-driven valve is driven, keeps the second motor-driven valve to close；Finished when feeding intake, close the first motor-driven valve, carry out greasy filth pyrolysis；Work as pyrolysis
After end, open the second motor-driven valve and discharged.
A kind of embodiment, as shown in figure 4, the greasy filth pyrolysis installation is provided with to be formed in the cylindrical shell
Greasy filth entrance and the outlet of pyrolysis waste residue on 1 side wall, the pyrogenic steam outlet are arranged on the side of greasy filth entrance, and by steaming
The control opening and closing of vapour motor-driven valve 41, the pyrogenic steam cooling device D is exported and steam motor-driven valve and institute by the pyrogenic steam
State inner chamber body fluid communication.Due to greasy filth pyrolysis batch carry out, by the greasy filth by the first motor-driven valve 4 send into inner chamber body with
Afterwards, the first motor-driven valve 4 is closed；After greasy filth pyrolysis starts, keep the first motor-driven valve to close, open steam motor-driven valve, so that by oil
Mud pyrogenic steam is sent out from greasy filth entrance.Using the embodiment, device is enormously simplify, manufacturing cost has been saved.
According to the disclosure, water, hydrogen, low-carbon alkanes (C1-C4), alkane, cycloalkane, virtue are typically contained in pyrogenic steam
The products such as fragrant hydrocarbon, organic sulfur compound, organic nitrogen compound and inorganic nitride, the boiling point of which part product is more than room temperature, example
Such as water and higher boiling oils, it can be reclaimed after pyrogenic steam cooling device is cooled down, and another part boiling point is in room temperature
Under product need after being handled by exhaust gas processing device discharge.
According to the disclosure, the pyrogenic steam cooling device D can include being passed through the heat that cooling water carries out heat exchange
Exchanger or multiple series connection and/or heat exchanger in parallel, the top of the heat exchanger are provided with pyrogenic steam entrance, and bottom is set
There are cooling liquid outlet and cooling gas outlet.Multiple series connection and/or heat exchanger in parallel refer to that pyrogenic steam can be with string
The mode of connection sequentially passes through each heat exchanger and carries out heat exchange cooling, can also enter multiple heat simultaneously in parallel and hand over
Heat exchange is carried out in parallel operation, multiple heat exchangers can also be first entered in parallel and carry out heat exchange, then enter back into one
Heat exchange is carried out in individual heat exchanger, vice versa.
A kind of preferred embodiment, as shown in Fig. 2 the heat exchanger is set to the heat of first heat exchanger 9, second
The heat exchanger 11 of exchanger 10 and the 3rd, the pyrogenic steam entrance of the first heat exchanger 9 and second heat exchanger 10 and institute
State pyrolysis installation B pyrogenic steam outlet, the cooling gas outlet of the first heat exchanger 9 and second heat exchanger 10
Connected with the pyrogenic steam entrance of the 3rd heat exchanger 11；The cooling gas outlet of 3rd heat exchanger 11 passes through true
Empty generator is connected with the cooling gas inlet of the exhaust gas processing device E.Using and connect by the way of be configured heat exchange
Device, the pyrogenic steam that on the one hand temperature can be made higher, which is dispersed into two heat exchangers, carries out heat exchange, improves heat exchange
Efficiency, while the shut-down that a heat exchanger failure causes system is also possible to prevent, in addition, the pyrolysis by a heat exchange is steamed
Vapour (or being cooling gas) temperature has been substantially reduced, and now can reach 30 after a heat exchanger is cooled down again
Below DEG C either room temperature.Therefore, heat exchanger is arranged using the embodiment and both improves heat exchanger effectiveness, also
The full property of system, the shut-down of anti-locking system can be improved.
Pyrogenic steam is collected as cooling liquid after introducing pyrogenic steam cooling device, and the cooling liquid must be emptied periodically,
It can for example stop making to recover normal pressure in pyrogenic steam cooling device after vacuum generator, recover true again after emptying cooling liquid
Sky, the cooling liquid cooled down from pyrogenic steam cooling device can be sent into fluid reservoir and be collected, for example, as shown in Fig. 2
The first heat exchanger 9, the outlet of the cooling liquid of the heat exchanger 11 of second heat exchanger 10 and the 3rd and the fluid reservoir 12
It is in fluid communication.Fluid reservoir 12 can be enclosed or open type.Profit is also provided with 12 in fluid reservoir
Separator 13, such as cyclone hydraulic separators, can be separated oils by oil water separator, so as to realize the efficient profit of resource
With.
The pyrolysis waste residue output device and pyrogenic steam cooling device of the disclosure can be cooled using cooling water, because
This, the system of the application can also set cooling water circulating device, as shown in Fig. 2 for example including cooling tower 16, the and of water tank 20
Water pump 15, cooling tower can be the conventional cooling tower cooled down that done work using the hydraulic turbine, will can be exported from pyrolysis waste residue
After being cooled in device and the hot water input cooling tower of pyrogenic steam cooling device output, stored up in feeding water tank 20
Deposit, can be used as cooling water by the feeding of water pump 15 pyrolysis waste residue output device and pyrogenic steam cooling device if needed and carry out
Use.By the way of cooling is concentrated, the cooling of whole system can be met using a cooling tower, cost of investment is saved.
According to the disclosure, through containing atmosphere pollution in the greasy filth tail gas obtained by overcooled pyrogenic steam, air is dirty
Contaminating material includes inorganic pollution and organic pollution, inorganic pollution such as dust, SO2、NOx、H2S etc., organic pollution includes
Lower boiling organic matter such as short chain aldehyde, alcohol, acid, phenols (4- hydroxyls 3- methyl-hutanal, acetic acid, butyric acid, styrene, 4- first
Base-hexanal, benzaldehyde, 3- methylphenols) and the higher material of boiling point such as heterocyclic material, long chain hydrocarbons, acid, ester etc..Therefore, need
Greasy filth tail gas is handled by exhaust gas processing device, to reach discharge standard.
A kind of embodiment, as shown in figure 3, the greasy filth exhaust gas processing device includes：Reverse-flow alkali liquid washing tower
500, it is provided with the alkali cleaning offgas outlet positioned at greasy filth gas inlet and the alkali wash water outlet of bottom and positioned at top；Countercurrently
Formula atomizing water scrubber 501, is provided with the alkali cleaning gas inlet positioned at side, the water out positioned at bottom and positioned at top
Wash offgas outlet；Three-phase multimedium catalysis oxidizing tower 502, is provided with offgas outlet and atomization after washing gas inlet, catalysis
Liquid outlet；The alkali cleaning of the alkali cleaning offgas outlet of the reverse-flow alkali liquid washing tower 500 and the reverse-flow atomizing water scrubber 501
Gas inlet is in fluid communication, and washing offgas outlet and the three-phase multimedium of the reverse-flow atomizing water scrubber 501 are catalyzed oxygen
The washing gas inlet for changing tower 502 is in fluid communication.Greasy filth tail gas produced by can greasy filth be pyrolyzed is successively in reverse-flow alkali lye
Adverse current alkali cleaning, adverse current is carried out in scrubbing tower 500, reverse-flow atomizing water scrubber 501 and three-phase multimedium catalysis oxidizing tower 502 to be atomized
Washing and multimedium catalytic oxidation treatment, tail gas is discharged after being handled.Greasy filth tail gas after treatment can reach
《Emission standard for odor pollutants》(GB14554-93)、《Discharge standard of air pollutants》(GB16297-96) and《It is dangerous
Incineration of waste Environmental capacity standard》(GB18484-2001) discharge standard specified in.
Because the discharge of tail gas needs certain height, prevent from polluting ground floor air, therefore, the greasy filth tail
Flash Gas Compression Skid System can also include air-introduced machine 503 and aiutage 504, and the gas access of the air-introduced machine 503 and the three-phase are more
Offgas outlet is in fluid communication after the catalysis of medium catalysis oxidizing tower 502, gas access and the air-introduced machine of the aiutage 504
503 gas outlet stream connection, the general distance away from ground of aiutage 504 is more than 25 meters.By setting air-introduced machine and exhaust
Cylinder, tail gas is drawn from the three-phase multimedium catalysis oxidizing tower 502 after on the one hand be able to being handled by air-introduced machine 503, separately
On the one hand the aiutage 504 that tail gas is more than 25 meters by the distance away from ground after the processing that air-introduced machine 503 can be drawn is carried out
Discharge, so as to reach discharge standard.
According to the disclosure, the effect of reverse-flow alkali liquid washing tower is to be connect greasy filth tail gas with alkali lye under reverse flow state
Touch, to remove SO in alkali lye2、NOx、H2The acidic materials such as S, are sprayed by reverse-flow alkali, will be useless containing greasy dirt using NaOH
Gas absorbs after being demulsified.For example, as shown in figure 3, can be provided with positioned at top in the reverse-flow alkali liquid washing tower 500
Spray thrower 505 and the packing layer 511 positioned at the lower section of spray thrower 505, the spray thrower are used to spray alkali lye, for example, can be
Porous disc type spray thrower, the alkali lye of ejection connects with the greasy filth tail gas after such as plastic hollow ball of the filler in packing layer is scattered
Touch and carry out alkali cleaning.The gas-liquid counter current way of contact promotes the mass transport process between gas-liquid inside reverse-flow alkali liquid washing tower, improves and absorbs
Efficiency.Filled plastics hollow ball filler inside packing layer, increases gas liquid interfacial area, improves the residence time of gas, promotes
To the assimilation effect of material.The appropriate uniform spray of spray liquid layering is prevented effectively from the generation of the short flow phenomenon of tower internal gas.Specifically
Mode of operation can be：Greasy filth gas inlet feeding by greasy filth tail gas from the reverse-flow bottom of alkali liquid washing tower 500 is described
The alkali wash water sprayed in reverse-flow alkali liquid washing tower 500 and with packing layer 511 and by the top spray thrower 505 of packing layer 511 connects
Touch and carry out the adverse current alkali cleaning, gained alkali cleaning tail gas is sent out from the top of the reverse-flow alkali liquid washing tower 500, gained alkali cleaning
Liquid is exported from the alkali wash water of the reverse-flow bottom of alkali liquid washing tower 500 and sent out.The condition of the adverse current alkali cleaning can include：Alkali
Washing lotion is the sodium hydroxide solution of sodium hydroxide solution, preferably 2~8 weight % that concentration is 1~30 weight %, alkali wash water with
The time of contact for cooling down waste gas is 5~15 seconds, and liquid air volume ratio is (3~15)：1.
Tail gas middle acid substance after alkali cleaning is removed, but can entrainment portions alkali lye and moisture, in order to by reverse-flow alkali
Alkaline drop-wise water in liquid scrubbing tower and because temperature difference condenses the drop produced dress water, spray water is removed, and is three-phase multimedium
Catalysis oxidizing tower Effec-tive Function provides good environment, and prevents that alkaline spray water from causing into three-phase multimedium catalysis oxidizing tower
PH reactive power consumption, the tail gas after alkali cleaning can be sent into reverse-flow atomizing water scrubber 501 washed.
According to the disclosure, three-phase multimedium catalysis oxidizing tower is used to increase the reaction time of molecular fragment and oxide group,
Promote the degraded of polluter, it is ensured that internally in the presence of catalyst layer, oxidant enters to a small amount of unreacted polluter
Row exhaustive oxidation, so as to ensure the qualified discharge of exit gas peculiar smell.For example, as shown in figure 3, the three-phase multimedium is catalyzed oxygen
Change and the atomizer 506 positioned at top, the catalyst layer 507 positioned at the lower section of atomizer 506, institute are provided with tower 502
State the catalyst layer 507 of washing gas inlet and atomized liquid outlet positioned at three-phase multimedium catalysis oxidizing tower 502
Lower section, is preferably placed at side or bottom surface, and the outside of the three-phase multimedium catalysis oxidizing tower 502 is provided with circulating pump 508 and pipe
The atomizer 506 and atomized liquid outlet, the pipeline 509 is in fluid communication in line 509, the circulating pump 508 and pipeline 509
On be provided with feeding acid solution, the entrance of oxidant and ferrous salt, the catalyst layer 507 includes bamboo charcoal hypothallus and is supported on institute
State the nickel sesquioxide layer on bamboo charcoal hypothallus, i.e. nickel-base catalyst.The specific steps of multimedium catalytic oxidation treatment can be wrapped
Include：Tail gas by adverse current atomization washing is urged with acid solution, oxidant and ferrous ion in the presence of nickel-base catalyst
Oxidation.The condition of the catalysis oxidation can include：The time of the catalytic oxidation is 15~45 seconds, liquid gas
Product is than being (3~15)：1, temperature be room temperature to 60 DEG C, the acid solution is at least one in hydrochloric acid, sulfuric acid and oxalic acid, institute
Oxidant preferably hydrogen peroxide is stated, the mol ratio of the oxidant and ferrous ion is 1：(2~10).The nickel-base catalyst bag
Bamboo charcoal and the nickel sesquioxide being supported on the bamboo charcoal are included, the specific surface area of the nickel-base catalyst is 100~300 meters2/
Gram, porosity is 85~95%.
In order that into three-phase multimedium catalysis oxidizing tower tail gas it is fully dispersed with the nickel catalyst in catalyst layer
Agent is contacted, and the lower section of the catalyst layer 507 can be provided with gas distribution grid 510, by the tail gas by adverse current atomization washing
The catalytic oxidation is carried out again after gas distribution grid 510 is distributed.
According to the disclosure, entrainment portions dust is understood in pyrogenic steam, consequently, it is possible to blocking pipeline, follow-up heat exchange is influenceed
Step, therefore, the system can also include steam filtration device, and the pyrogenic steam outlet of the pyrolysis installation B is described in
Steam filtration device is connected with the pyrogenic steam entrance of the pyrogenic steam cooling device D.Steam filtration device can be conventional
Metallic filter, can also carry automatic back blow function, when hypertonia, metallic filter can spray automatically nitrogen progress
Blowback.
According to the disclosure, greasy filth is larger due to viscosity, if being sent directly into pyrolysis installation, easily causes blocking, therefore can
To be crushed by greasy filth feed device to greasy filth, as shown in Figure 1-2, the system can also include greasy filth feed arrangement
A, is provided with greasy filth entrance and greasy filth outlet；The greasy filth outlet of the greasy filth feed arrangement A and the greasy filth of the pyrolysis installation B enter
Mouth connection；The greasy filth feed arrangement can include the feed hopper 900 and conveyer 901 of connection；The feed hopper 900 is located at institute
The top of conveyer 901 is stated, and top is provided with greasy filth entrance, the side or bottom of the conveyer 901 is provided with greasy filth outlet.
It is conveyed into after being crushed in advance to greasy filth by conveyer 901 in pyrolysis installation, the conveyer is preferably tubulose chain
Formula conveyer.
The disclosure is further illustrated below by embodiment, but the disclosure is not therefore any way limited.
Greasy filth used by the embodiment of the present disclosure comes from certain oil plant crude oil storage tank tank bottom oil sludge, and phosphorus content is 58.7 weight %,
Hydrogen content is 7.21 weight %, and nitrogen content is 0.55 weight %, and sulfur content is 0.31 weight %, and surplus is heavy metal and mineral
Matter.
Carbon weight in carbon weight/greasy filth in oils product carbon yield=gained oils product in the embodiment of the present disclosure
Amount.Light oil, diesel oil and heavy oil are selectively measured using liquid chromatogram in oils product, and the boiling range of light oil is less than 210 DEG C, bavin
The boiling range of oil is 210~370 DEG C, and heavy oil boiling point is more than 370 DEG C.Pyrolysis waste residue, greasy filth and oils product phosphorus content use carbon
Content analyzer is measured.
Embodiment 1
As shown in Fig. 2 tank bottom oil sludge is delivered into pyrolysis installation by feed hopper 900 and tubulose chain-linked conveyer 901
Feed intake in storehouse 3, and enter under the control of the first motor-driven valve 4 in cylindrical shell 1, treat that charging terminates, pass through the He of heating wire 17
It is 280 DEG C that vavuum pump 14, which controls the temperature in cylindrical shell 1, and absolute pressure is less than 900 millibars, while passing through stirring vane 2
Greasy filth is slowly stirred, so that greasy filth pyrolytic reaction is uniformly carried out.Greasy filth pyrogenic steam sequentially passes through second heat exchanger
10 and the 3rd heat exchanger 11 cooled down, obtain cooling liquid feeding fluid reservoir 12, obtain cooling gas feeding vent gas treatment
Device E processing.
As shown in figure 3, exhaust gas processing device includes reverse-flow alkali liquid washing tower 500, reverse-flow atomizing water scrubber 501 and three
Phase multimedium catalysis oxidizing tower 502.Alkali wash water is 5 weight % sodium hydroxide solution, control in reverse-flow alkali liquid washing tower 500
The time of contact of alkali wash water and tail gas is 7 seconds, and liquid air volume ratio is 5:1；The reverse-flow reclaimed water of atomizing water scrubber 501 is with passing through alkali cleaning
The time of contact of tail gas is 6 seconds afterwards, and liquid air volume ratio is 1:1；Tail gas stops in three-phase multimedium catalysis oxidizing tower 502 after washing
It is 30 seconds to stay the time, and liquid air volume ratio is 6:1, liquid phase includes 5 weight % dilute sulfuric acids, 3 weight % hydrogen peroxide and 10 weight % chlorine
The mol ratio of change ferrous iron solution, hydrogen peroxide and ferrous ion is 1：4, dilute sulfuric acid is 1 with dioxygen water weight ratio:4, nickel-base catalyst
Specific surface area be 287 meters2/ gram, using bamboo charcoal as carrier, aiutage is highly 25 meters.
Using above-mentioned condition, after being persistently pyrolyzed 5 hours, sent after being cooled in pyrolysis waste residue feeding conveying worm 7
Go out.Oils product is analyzed after cooling liquid is carried out into water-oil separating, carbon content analysis, specific knot are carried out to pyrolysis waste residue
It is 0.03mg/m that fruit, which is shown in Table hydrogen sulfide content in 1, gained tail gas,3, hydrogen sulfide emission amount is 0.20Kg/h, odor concentration 50, row
Put tail gas and meet standard GB/T 14554-93, GB16297-96 and GB18484-2001.
Embodiment 2
The step of embodiment 2, is substantially the same manner as Example 1, and difference is that greasy filth pyrolysis is divided into the first pyrolysis and second
Pyrolysis, the temperature of the first pyrolysis is 105 DEG C, and the time is 2 hours, and pressure is 800 millibars, and the temperature of the second pyrolysis is 260 DEG C, when
Between be 3 hours, pressure be less than 50 millibars.Oils product analysis and pyrolysis waste residue carbon content analysis result are shown in Table in 1, gained tail gas
Hydrogen sulfide content is 0.01mg/m3, hydrogen sulfide emission amount be 0.06Kg/h, odor concentration 35, emission meets national standard
GB14554-93, GB16297-96 and GB18484-2001.
Embodiment 3
The step of embodiment 3, is substantially the same manner as Example 1, and difference is：Alkali cleaning in reverse-flow alkali liquid washing tower 500
Liquid is 1 weight % sodium hydroxide solution, and the time of contact for controlling alkali wash water and tail gas is 15 seconds, and liquid air volume ratio is 3:1；It is inverse
The reclaimed water of streaming atomizing water scrubber 501 is 6 seconds with the time of contact of the tail gas after alkali cleaning, and liquid air volume ratio is 1:1；Tail after washing
Gas residence time in three-phase multimedium catalysis oxidizing tower 502 is 30 seconds, and liquid air volume ratio is 6:1, it is dilute that liquid phase includes 5 weight %
The mol ratio of sulfuric acid, 3 weight % hydrogen peroxide and 10 weight % solution of ferrous chloride, hydrogen peroxide and ferrous ion is 1：4, dilute sulfuric acid
It is 1 with dioxygen water weight ratio:4, the specific surface area of nickel-base catalyst is 287 meters2/ gram, using bamboo charcoal as carrier.Sulphur in gained tail gas
Change hydrogen content is 0.03mg/m3, hydrogen sulfide emission amount is 0.30Kg/h, odor concentration 103.Emission meets national standard
GB14554-93, GB16297-96 and GB18484-2001.
Embodiment 4
The step of embodiment 4, is substantially the same manner as Example 1, and difference is：Alkali cleaning in reverse-flow alkali liquid washing tower 500
Liquid is 10 weight % sodium hydroxide solution, and the time of contact for controlling alkali wash water and tail gas is 5 seconds, and liquid air volume ratio is 15:1；
The reverse-flow reclaimed water of atomizing water scrubber 501 is 6 seconds with the time of contact of the tail gas after alkali cleaning, and liquid air volume ratio is 1:1；After washing
Tail gas residence time in three-phase multimedium catalysis oxidizing tower 502 is 30 seconds, and liquid air volume ratio is 6:1, liquid phase includes 5 weight %
The mol ratio of dilute sulfuric acid, 3 weight % hydrogen peroxide and 10 weight % solution of ferrous chloride, hydrogen peroxide and ferrous ion is 1：4, dilute sulphur
Acid is 1 with dioxygen water weight ratio:4, the specific surface area of nickel-base catalyst is 287 meters2/ gram, using bamboo charcoal as carrier.In gained tail gas
Hydrogen sulfide content is less than 0.01mg/m3, hydrogen sulfide emission amount is less than 0.01Kg/h, and odor concentration is 200.Emission meets state
Family standard GB14554-93, GB16297-96 and GB18484-2001.
Embodiment 5
The step of embodiment 5, is substantially the same manner as Example 1, and difference is：Alkali cleaning in reverse-flow alkali liquid washing tower 500
Liquid is 20 weight % sodium hydroxide solution, and the time of contact for controlling alkali wash water and tail gas is 5 seconds, and liquid air volume ratio is 15:1；
The reverse-flow reclaimed water of atomizing water scrubber 501 is 6 seconds with the time of contact of the tail gas after alkali cleaning, and liquid air volume ratio is 1:1；After washing
Tail gas residence time in three-phase multimedium catalysis oxidizing tower 502 is 30 seconds, and liquid air volume ratio is 6:1, liquid phase includes 5 weight %
The mol ratio of dilute sulfuric acid, 3 weight % hydrogen peroxide and 10 weight % solution of ferrous chloride, hydrogen peroxide and ferrous ion is 1：4, dilute sulphur
Acid is 1 with dioxygen water weight ratio:4, the specific surface area of nickel-base catalyst is 287 meters2/ gram, using bamboo charcoal as carrier, in gained tail gas
Hydrogen sulfide content is less than 0.01mg/m3, hydrogen sulfide emission amount is less than 0.01Kg/h, and odor concentration is 1500.Emission meets
Standard GB/T 14554-93, GB16297-96 and GB18484-2001.
Embodiment 6
The step of embodiment 6, is substantially the same manner as Example 2, and difference is that the temperature of the first pyrolysis is 135 DEG C, time
For 2 hours, pressure was 900 millibars, and the temperature of the second pyrolysis is 340 DEG C, and the time is 3 hours, and pressure is less than 50 millibars.Oils is produced
It is 0.02mg/m that thing, which is analyzed and is pyrolyzed waste residue carbon content analysis result and is shown in Table hydrogen sulfide content in 1, gained tail gas,3, hydrogen sulfide row
It is high-volume 0.08Kg/h, odor concentration 45, emission meets standard GB/T 14554-93, GB16297-96 and GB18484-
2001。
Embodiment 7
The step of embodiment 7, is substantially the same manner as Example 2, and difference is that the temperature of the first pyrolysis is 95 DEG C, time
For 2 hours, pressure was 900 millibars, and the temperature of the second pyrolysis is 170 DEG C, and the time is 7 hours, and pressure is less than 50 millibars.Oils is produced
Thing is analyzed and pyrolysis waste residue carbon content analysis result is shown in Table hydrogen sulfide content in 1, gained tail gas and is less than 0.01mg/m3, hydrogen sulfide
Discharge capacity is 0.02Kg/h, odor concentration 10, emission meet standard GB/T 14554-93, GB16297-96 and
GB18484-2001。
Comparative example 1
The difference of comparative example 1 and embodiment 1 is to be not provided with reverse-flow alkali liquid washing tower 500 and reverse-flow atomizing water scrubber
501, tail gas is sent directly into three-phase multimedium catalysis oxidizing tower 502 carries out hydrogen sulfide in catalytic oxidation treatment, gained tail gas and contain
Measure as 0.73mg/m3, hydrogen sulfide emission amount is 1.75Kg/h, and odor concentration 2300 does not meet standard GB/T 14554-93.
Table 1
As can be seen that method of disclosure, which can reclaim most of oils product in greasy filth, realizes money from table 1 and comparative example 1
The recycling in source, while the method being pyrolyzed using two steps, oils product recovery efficiency is higher, light oil yield is also higher, carbon atom
Utilization ratio is high.
Meet in addition, can also be seen that to discharge using the tail gas treatment process of the disclosure from embodiment and comparative example
The tail gas of national standard, if but naoh concentration is too high in adverse current alkali cleaning, subsequent catalyst oxidation reaction can be impacted,
If without adverse current alkali cleaning, catalysis oxidation can not remove most of hydrogen sulfide.
The preferred embodiment of the disclosure is described in detail above in association with accompanying drawing, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out with technical scheme of this disclosure
Monotropic type, these simple variants belong to the protection domain of the disclosure.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the disclosure to it is various can
The combination of energy no longer separately illustrates.
In addition, can also be combined between a variety of embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought, it should equally be considered as disclosure disclosure of that.
Claims (10)
1. a kind of greasy filth recycling treatment system, it is characterised in that the system includes：
Greasy filth feed arrangement (A), is provided with greasy filth entrance and greasy filth outlet；
Pyrolysis installation (B), is provided with greasy filth entrance, the outlet of pyrolysis waste residue and pyrogenic steam outlet；
Pyrogenic steam cooling device (D), is provided with pyrogenic steam entrance, cooling liquid outlet and cooling gas outlet；
Exhaust gas processing device (E), is provided with cooling gas inlet and exhaust outlet；
The greasy filth outlet of the greasy filth feed arrangement (A) is connected with the greasy filth entrance of the pyrolysis installation (B), the pyrolysis installation
(B) pyrogenic steam outlet is connected with the pyrogenic steam entrance of the pyrogenic steam cooling device (D), the pyrogenic steam cooling
The cooling gas outlet of device (D) is connected with the cooling gas inlet of the exhaust gas processing device (E).
2. system according to claim 1, it is characterised in that the system also includes being provided with pyrolysis waste residue entrance and defeated
The pyrolysis waste residue output device (C) for sending waste residue to export, the pyrolysis waste residue entrance and the heat of the pyrolysis waste residue output device (C)
Solve the pyrolysis waste residue outlet of device (B).
3. system according to claim 2, it is characterised in that the pyrolysis waste residue output device (C) includes helical feed
Machine (7) and revolving valve (8), the conveying worm (7) include the screw rod (701) in housing and housing；The conveying worm
(7) charging aperture is the pyrolysis waste residue entrance of the pyrolysis waste residue output device (C), the discharging opening of the conveying worm (7)
For the conveying waste residue outlet of the pyrolysis waste residue output device (C)；The revolving valve (8) is located at the conveying worm (7)
Discharge outlet；Cooling-water duct is formed with the conveying worm.
4. system according to claim 1, it is characterised in that the system also includes vacuum generator (14), the heat
The cooling gas outlet for solving steam cooling device (D) passes through the vacuum generator (14) and the exhaust gas processing device (E)
Cooling gas inlet is connected so as to be formed as subnormal ambient in the pyrolysis installation (B).
5. system according to claim 1, it is characterised in that the pyrolysis installation (B) includes cylindrical shell (1), stirred
The stirring vane (2) that mix axle (100), is fixed on the agitating shaft (100) and it is used in combination outside the cylindrical shell (1)
In the motor (5) for driving the agitating shaft (100) to rotate, the cylindrical shell (1) includes the inner casing that shape is adapted
Inner chamber body is formed with body and shell body, the inner housing, outer chamber is formed between the inner housing and shell body, it is described to stir
Axle (100) is mixed positioned at the inner chamber body, heater is accommodated in the outer chamber, the greasy filth entrance of the pyrolysis installation (B),
The outlet of pyrolysis waste residue and pyrogenic steam export to be formed on the side wall of the cylindrical shell (1).
6. system according to claim 1, it is characterised in that the pyrogenic steam cooling device (D) includes being passed through cooling
Water carries out multiple series connection of heat exchange and/or heat exchanger in parallel, and the top of the heat exchanger is provided with pyrogenic steam entrance,
Bottom is provided with cooling liquid outlet and cooling gas outlet.
7. system according to claim 6, it is characterised in that the system also includes being used to be passed through cooling to heat exchanger
The water tank (20) and cooling tower (16) of water.
8. system according to claim 1, it is characterised in that the exhaust gas processing device (E) includes being in fluid communication successively
Reverse-flow alkali liquid washing tower (500), reverse-flow atomizing water scrubber (501), three-phase multimedium catalysis oxidizing tower (502), air inducing
Machine (503) and aiutage (504)；The bottom of the reverse-flow alkali liquid washing tower (500) and the pyrogenic steam cooling device (D)
Cooling gas communication, the aiutage (504) is provided with the exhaust outlet.
9. system according to claim 1, it is characterised in that the system also includes steam filtration device, the pyrolysis
The pyrogenic steam outlet of device (B) passes through the steam filtration device and the pyrogenic steam of the pyrogenic steam cooling device (D)
Entrance is connected.
10. system according to claim 1, it is characterised in that the greasy filth feed arrangement includes the feed hopper of connection
And tubulose chain-linked conveyer (901) (900)；The feed hopper (900) is located above the tubulose chain-linked conveyer (901), and
Top is provided with greasy filth entrance, and the side of the tubulose chain-linked conveyer (901) is provided with greasy filth outlet.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108587669A (en) * | 2018-05-18 | 2018-09-28 | 武汉理工大学 | A kind of shale gas oil-based drill cuttings resource utilization method |
| CN110194582A (en) * | 2019-05-31 | 2019-09-03 | 上海恒埠环保科技有限公司 | A kind of environment-friendly type greasy filth resource utilization system |
-
2016
- 2016-12-28 CN CN201621463221.3U patent/CN206337135U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108587669A (en) * | 2018-05-18 | 2018-09-28 | 武汉理工大学 | A kind of shale gas oil-based drill cuttings resource utilization method |
| CN110194582A (en) * | 2019-05-31 | 2019-09-03 | 上海恒埠环保科技有限公司 | A kind of environment-friendly type greasy filth resource utilization system |
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