CN108929008A - A kind of sludge anhydration burning device - Google Patents
A kind of sludge anhydration burning device Download PDFInfo
- Publication number
- CN108929008A CN108929008A CN201810884777.7A CN201810884777A CN108929008A CN 108929008 A CN108929008 A CN 108929008A CN 201810884777 A CN201810884777 A CN 201810884777A CN 108929008 A CN108929008 A CN 108929008A
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- CN
- China
- Prior art keywords
- sludge
- unit
- fluidised form
- oil
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- 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
-
- 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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
-
- 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
Abstract
The present invention provides a kind of sludge anhydration burning devices, are related to sludge treatment field.Sludge anhydration burning device of the invention, for handling fluidised form or half fluidised form sludge, including demulsification unit, three phase separation unit, drying unit and pyrolysis unit.The unit that is demulsified is used to carry out multiple break milk separation to sludge, and residual oil is separated from sludge.Three phase separation unit is set to the downstream of demulsification unit, for removing the part water in sludge.Drying unit is set to the downstream of three phase separator, for drying the sludge of dehydration, for removing the part water in sludge.Pyrolysis unit is set to the downstream of drying unit, for by greasy filth mineral oil heavy component be pyrolyzed, while by greasy filth liquid water and liquid light hydrocarbon be gasificated into vapor and lighter hydrocarbons gaseous state.Using above-mentioned apparatus, the treatment effeciency of greasy filth can be effectively improved, improves treatment effect.
Description
Technical field
The present invention relates to sludge treatment field, more particularly to a kind of sludge anhydration burning device.
Background technique
There are many kinds of greasy filth sources, such as petrochemical plant, oil recovery factory, these enterprises are sent to the greasy filth of greasy filth hazardous waste processing center
It is all after the conventional process such as demulsification, three phase separation, oil content is lower than 20% greasy filth that can not be handled.According to the aqueous of greasy filth
Moisture content is lower than 40% greasy filth, referred to as solid-state greasy filth by rate, and main source is landing mud, and moisture content is higher than to 40% oil
Mud, referred to as fluidised form or half fluidised form greasy filth, main source are clear tank mud.
How the oil removal in greasy filth effectively to be had become into urgent problem.
Summary of the invention
It is an object of the present invention to provide a kind of sludge anhydration burning device, to solve oil-sludge treatment in the prior art
The problem of effect difference.
Particularly, the present invention provides a kind of sludge anhydration burning devices wraps for handling fluidised form or half fluidised form sludge
It includes:
Be demulsified unit, and for carrying out multiple break milk separation to the sludge, residual oil is separated from the sludge；
Three phase separation unit is set to the downstream of the demulsification unit, for removing the part water in the sludge；
Drying unit is set to the downstream of the three phase separator, for drying the sludge of dehydration, for removing
Part water in the sludge；
Pyrolysis unit is set to the downstream of the drying unit, for the mineral oil heavy component in greasy filth to be pyrolyzed, together
When by the greasy filth liquid water and liquid light hydrocarbon be gasificated into vapor and lighter hydrocarbons gaseous state.
Optionally, the moisture content of the sludge after the three phase separation cell processing is lower than 70%, and oil content is lower than
5%.
Optionally, it is lower than 40% by the moisture content of the drying unit treated sludge.
Optionally, the demulsification unit is configured to the sludge and demulsifier in centrifugal force, microwave, ultrasonic wave or electromagnetic field
Under the action of physical reaction occurs.
Optionally, condensing unit is connected with the pyrolysis unit, for recycling the vapor generated in pyrolysis unit and light
Hydrocarbon gas state；
Tailings processing unit is connected with the pyrolysis unit, the tailings generated for handling the pyrolysis unit；
Exhaust gas treatment unit is connected with the pyrolysis unit, and the exhaust gas for generating to the pyrolysis unit carries out desulfurization
Denitration, to reach discharge standard；
Oil water separator is connected with the condensing unit, for liquid light hydrocarbon and liquid water to be carried out water-oil separating.
It optionally, further include heating unit when handling fluidised form-half fluidised form sludge, for the fluidised form-half fluidised form is dirty
Mud is divided into fluidised form sludge and half fluidised form sludge.
Optionally, further include water treatment unit, the water treatment unit use film filtering method, go water removal in oil and
Particle suspensions.
It optionally, further include heat exchange unit, the heat transfer of tailings to charging, is being reduced tailings temperature by the heat exchange unit
The temperature of the charging is improved while spending.
It optionally, further include oil storage pool, for storing liquid oil.
Sludge anhydration burning device of the invention, for handling fluidised form or half fluidised form sludge, including demulsification unit, three-phase separate
From unit, drying unit and pyrolysis unit.The unit that is demulsified is used to carry out multiple break milk separation to sludge, and residual oil is divided from sludge
From.Three phase separation unit is set to the downstream of demulsification unit, for removing the part water in sludge.Drying unit is set to three-phase
The downstream of separator, for drying the sludge of dehydration, for removing the part water in sludge.Pyrolysis unit is set to baking
The downstream of dry unit, for the mineral oil heavy component in greasy filth to be pyrolyzed, while by the liquid water and liquid light hydrocarbon in greasy filth
It is gasificated into vapor and lighter hydrocarbons gaseous state.Using above-mentioned apparatus, the treatment effeciency of greasy filth can be effectively improved, improves processing effect
Fruit.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is the schematic apparatus figure of sludge anhydration burning device according to an embodiment of the invention.
Specific embodiment
Fig. 1 is the schematic apparatus figure of sludge anhydration burning device according to an embodiment of the invention.As shown in Figure 1,
Sludge anhydration burning device of the invention, for handling fluidised form or half fluidised form sludge, including demulsification unit 1, three phase separation unit
2, drying unit 3 and pyrolysis unit 4.The unit 1 that is demulsified is used to carry out multiple break milk separation to sludge, and residual oil is divided from sludge
From.Three phase separation unit 2 is set to the downstream of demulsification unit 1, for removing the part water in sludge.Drying unit 3 is set to
The downstream of three phase separator, for drying the sludge of dehydration, for removing the part water in sludge.Pyrolysis unit 4 is set
It is placed in the downstream of drying unit 3, for the mineral oil heavy component in greasy filth to be pyrolyzed, while by the liquid water and liquid in greasy filth
State light hydrocarbon is at vapor and lighter hydrocarbons gaseous state.Using above-mentioned apparatus, the treatment effeciency of greasy filth can be effectively improved, at raising
Manage effect.
Demulsification refers to that emulsion destroys completely, becomes not miscible two-phase.Demulsification is exactly substantially that eliminate emulsion steady
Surely change the process of condition, the drop aggregation for making dispersion, layering.In many production processes, generally require stable emulsion
It destroys, that is, is demulsified, if crude oil is dehydrated, needs to destroy these emulsion from the devil liquor recovery wool grease for washing wool, chemically reacted
Dehydration etc. after being emulsified when being washed in journey.
Demulsifier is a kind of surfactant that can destroy emulsion.Demulsifier mainly replaces the work for stablizing film by part
With destroying emulsion.As dehydrating agent, the moisture in crude oil and heavy oil can be taken off, water content is made to reach requirement；For
Viscosity of crude can be reduced in oil well, block up oil well not.By fatty alcohol, propylene oxide, ethylene oxide polymerization and obtain.It is soluble easily in water,
Faint yellow or milky thick liquid.Soap scent.25~40 DEG C of freezing point.Hydroxyl value≤60 milligram potassium hydroxide/gram, aqueous solution
It is creamy white.
Three phase separator is chiefly used in the upflow anaerobic sludge blanket reactor (UASB) in biological sewage processing, to separate
Digestion gas, digestive juice and mud granule.Export at the top of digestion gas autoreactor；Mud granule slides automatically and is settled down to reactor bottom
The Sludge Bed in portion；Digestive juice is discharged from settling section.Oil gas aqueous mixtures high speed enters pre- degassing room, makees by cyclonic separation and gravity
With a large amount of accompanying gas with crude oil is deviate from, the oil water mixture after pre- degassing enters distributor and washing room through diversion pipe high speed,
Active water layer wash-in containing demulsifier washs demulsification, carries out current stabilization, reduces the Reynolds number for carrying out liquid, then after coalescence rectification, stream
Enter the further sedimentation separation in sedimentation separation room, degassed crude climbs over partition and enters grease chamber, and measures through flowmeter, flows out after control
Separator, water phase depended on pressure balance enter water chamber through conduit, to achieve the purpose that oil gas water three phase separates.
In one embodiment of the invention, it is lower than 70% by the moisture content of treated the sludge of three phase separation unit 2,
Oil content is lower than 5%.
In one embodiment of the invention, it is lower than 40% by the moisture content of treated the sludge of drying unit 3.
In one embodiment of the invention, demulsification unit 1 is configured to sludge and demulsifier in centrifugal force, microwave, ultrasound
Physical reaction occurs under the action of wave or electromagnetic field.
In one embodiment of the invention, condensing unit is connected with pyrolysis unit 4, produces for recycling in pyrolysis unit 4
Raw vapor and lighter hydrocarbons gaseous state；
Tailings processing unit is connected with pyrolysis unit 4, for handling the tailings of the generation of pyrolysis unit 4；
Exhaust gas treatment unit is connected with pyrolysis unit 4, and the exhaust gas for generating to pyrolysis unit 4 carries out desulphurization denitration, with
Reach discharge standard；
Oil water separator is connected with condensing unit, for liquid light hydrocarbon and liquid water to be carried out water-oil separating.
It in one embodiment of the invention, further include heating unit when handling fluidised form-half fluidised form sludge, being used for will
Fluidised form-half fluidised form sludge is divided into fluidised form sludge and half fluidised form sludge.
It in one embodiment of the invention, further include water treatment unit, the method that water treatment unit uses film filtering is gone
Oil and particle suspensions in water removal.
It in one embodiment of the invention, further include heat exchange unit, heat exchange unit gives the heat transfer of tailings to charging,
The temperature of charging is improved while reducing tailings temperature.
It in one embodiment of the invention, further include oil storage pool, for storing liquid oil.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or deduce out many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all such other variations or modifications.
Claims (9)
1. a kind of sludge anhydration burning device, which is characterized in that for handling fluidised form or half fluidised form sludge, comprising:
Be demulsified unit, and for carrying out multiple break milk separation to the sludge, residual oil is separated from the sludge；
Three phase separation unit is set to the downstream of the demulsification unit, for removing the part water in the sludge；
Drying unit is set to the downstream of the three phase separator, described for removing for drying the sludge of dehydration
Part water in sludge；
Pyrolysis unit is set to the downstream of the drying unit, for the mineral oil heavy component in greasy filth to be pyrolyzed, simultaneously will
Liquid water and liquid light hydrocarbon in the greasy filth are gasificated into vapor and lighter hydrocarbons gaseous state.
2. sludge anhydration burning device according to claim 1, which is characterized in that pass through the three phase separation cell processing
The moisture content of sludge afterwards is lower than 70%, and oil content is lower than 5%.
3. sludge anhydration burning device according to claim 1, which is characterized in that by the drying unit, treated
The moisture content of sludge is lower than 40%.
4. sludge anhydration burning device according to claim 1, which is characterized in that the demulsification unit is configured to the dirt
Under the action of centrifugal force, microwave, ultrasonic wave or electromagnetic field physical reaction occurs for mud and demulsifier.
5. sludge anhydration burning device according to claim 1 characterized by comprising
Condensing unit is connected with the pyrolysis unit, for recycling the vapor generated in pyrolysis unit and lighter hydrocarbons gaseous state；
Tailings processing unit is connected with the pyrolysis unit, the tailings generated for handling the pyrolysis unit；
Exhaust gas treatment unit is connected with the pyrolysis unit, and the exhaust gas for generating to the pyrolysis unit carries out desulphurization denitration,
To reach discharge standard；
Oil water separator is connected with the condensing unit, for liquid light hydrocarbon and liquid water to be carried out water-oil separating.
6. sludge anhydration burning device according to claim 1 characterized by comprising dirty in processing fluidised form-half fluidised form
It further include heating unit when mud, for the fluidised form-half fluidised form sludge to be divided into fluidised form sludge and half fluidised form sludge.
7. sludge anhydration burning device according to claim 1, which is characterized in that it further include water treatment unit, the water
The method that processing unit uses film filtering removes oil and particle suspensions in water removal.
8. sludge anhydration burning device according to claim 1, which is characterized in that it further include heat exchange unit, the heat exchange
The heat transfer of tailings to charging, is improved the temperature of the charging by unit while reducing tailings temperature.
9. sludge anhydration burning device according to claim 1, which is characterized in that further include oil storage pool, be used for storing liquid
State oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810884777.7A CN108929008A (en) | 2018-08-06 | 2018-08-06 | A kind of sludge anhydration burning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810884777.7A CN108929008A (en) | 2018-08-06 | 2018-08-06 | A kind of sludge anhydration burning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108929008A true CN108929008A (en) | 2018-12-04 |
Family
ID=64444866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810884777.7A Withdrawn CN108929008A (en) | 2018-08-06 | 2018-08-06 | A kind of sludge anhydration burning device |
Country Status (1)
| Country | Link |
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| CN (1) | CN108929008A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110117140A (en) * | 2019-02-27 | 2019-08-13 | 中国石油大学(华东) | Microwave method oily sludge break milk separation-drying viscosity reduction-pyrolysis returning charge integral process system |
| CN110482836A (en) * | 2019-04-27 | 2019-11-22 | 南京河海环境研究院有限公司 | A kind of oily sludge recycling and method for innocent treatment based on anaerobism thermal desorption |
-
2018
- 2018-08-06 CN CN201810884777.7A patent/CN108929008A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110117140A (en) * | 2019-02-27 | 2019-08-13 | 中国石油大学(华东) | Microwave method oily sludge break milk separation-drying viscosity reduction-pyrolysis returning charge integral process system |
| CN110482836A (en) * | 2019-04-27 | 2019-11-22 | 南京河海环境研究院有限公司 | A kind of oily sludge recycling and method for innocent treatment based on anaerobism thermal desorption |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181204 |