CN203360242U - Oil sludge treatment system - Google Patents
Oil sludge treatment system Download PDFInfo
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- CN203360242U CN203360242U CN 201320467278 CN201320467278U CN203360242U CN 203360242 U CN203360242 U CN 203360242U CN 201320467278 CN201320467278 CN 201320467278 CN 201320467278 U CN201320467278 U CN 201320467278U CN 203360242 U CN203360242 U CN 203360242U
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- greasy filth
- oil
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- sludge treatment
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Abstract
The utility model discloses an oil sludge treatment system which comprises a sedimentation device, a feeding device, a dry distillation device, a cyclone separator, a condensation device, a centrifugal separator and a boiler, wherein the sedimentation device is used for separating oil sludge into an oil-water layer and oil sludge sediment; the feeding device is used for receiving and conveying the oil sludge sediment; the dry distillation device is used for decomposing the oil sludge sediment into dry distillation gas and semi-coke; the cyclone separator is used for separating the dry distillation gas and the semi-coke; the condensation device is used for cooling the dry distillation gas into a condensed fluid and non-condensed gas; the centrifugal separator is used for separating the condensed fluid into a recovery oil layer and a waste water layer; and the boiler is connected with the sedimentation device, the cyclone separator, the condensation device and the centrifugal separator respectively and used for receiving, burning and degrading the oil water layer, the semi-coke, the non-condensed gas and the waste water layer. The oil sludge treatment system has pollutant disposal and energy recovery functions at the same time and has good economy.
Description
Technical field
The utility model belongs to the offal treatment field, specifically, relates to a kind of sludge treatment system.
Background technology
Shale greasy filth is in oil shale retorting oil refining, the solid pollutant with certain calorific value (15000kJ/kg), oil length higher (more than 40%) of formation.Productive rate is generally 0.3～0.5% of shale crude production rate, and greasy filth is difficult to natural degradation simultaneously, stacks easy contaminated soil and underground water.
The treatment technology of the solid waste such as current oily sludge, mainly contain burning method, solvent extraction, biological degradation method and thermochemical method etc., the weak point of these methods may be summarized to be two classes: a class is as burning method and biological degradation method, put forth effort on the control pollutant emission, ignored resource recycling or energy recovery efficiency is limited; Another kind of as solvent extration and thermochemical method, can reclaim to greatest extent resource, but be difficult to control the secondary pollution to environment of waste water, waste residue.These methods all can't average out between environment and benefit.Now take burning method and solvent extration as example, specifically set forth the situation of two class treatment process.
So-called burning method, be greasy filth to be made after dehydration, viscosity reduction, air-dry processing to class coal fuel, in boiler, with coal mixed firing, reaches the purpose of recycling the greasy filth calorific value, and the flue gas produced, through purifying treatment, makes it to reach the standard of discharge.Its weak point is, burns and produces secondary pollution, and the contained oil content of greasy filth does not obtain rational utilization.Solvent extration is according to " similar compatibility " principle, chooses suitable organic solvent and extracts the organism in greasy filth, and then by the oil content in the Distillation recovery extraction liquid.The advantage of the method is that technique is simple, and extraction agent can be reused, and shortcoming is that extraction agent is expensive, recycles in process and partial loss occurs, and greasy filth does not after treatment still reach the emission standard of existing solid pollutant.
The utility model content
In view of this, technical problem to be solved in the utility model has been to provide a kind of sludge treatment system, thereby solves the problem that above-mentioned known greasy filth treatment technology can't have the recycling of greasy filth concurrently and meet pollutant emission standard.
In order to solve the problems of the technologies described above, the utility model discloses a kind of sludge treatment system, comprise a precipitation apparatus, a feeding device, a destructive distillation device, a cyclonic separator, a condensing works, a separating centrifuge and a boiler.Precipitation apparatus is in order to receive greasy filth, and greasy filth is separated into to oil-water-layer and greasy filth throw out.Feeding device is connected between precipitation apparatus and destructive distillation device, in order to receive and to carry the greasy filth throw out.Destructive distillation device receives described greasy filth throw out, and to decompose described greasy filth throw out be carbonizing gas and semicoke.Cyclonic separator is connected to destructive distillation device and condensation Zhuan Catching-rabbits, in order to receive and to separate carbonizing gas and semicoke.Condensing works receives and cooling carbonizing gas, makes carbonizing gas form condensed fluid and incondensable gas.Separating centrifuge is connected in condensing works, and in order to receive condensed fluid, and separating and condensing liquid is for reclaiming oil reservoir and waste water layer.Boiler is connected to precipitation apparatus, cyclonic separator, condensing works and separating centrifuge, in order to receive oil-water-layer, semicoke, incondensable gas and waste water layer, and by its combustion degradation.
Compare the technique effect that the utility model obtains with existing scheme:
Sludge treatment system of the present utility model, take pyrolysis as basic processing mode by destructive distillation device, effectively promote the serious greasy filth throw out of emulsification to complete the separation of oil, water, ash under violent temperature condition, simultaneously also can follow the mode of microwave heating, allow the sedimentary inside of greasy filth produce thermal source, thereby shorten the destructive distillation time.In addition, in treating processes, greasy filth upper strata sewage and other sewage are carried out to waste water incineration, thoroughly decontamination.Moreover the semicoke that destructive distillation is produced and low temperature gas are sent into the generating of boiler internal combustion, except the energy recovered energy, can prevent again the pollution of waste residue waste gas to environment, thereby reach the effect of zero release of pollutant, therefore can meet the emission standard of pollutent.Simultaneously, sludge treatment system of the present utility model can also be supporting with oil refining apparatus, shared device (for example boiler), thus the investment of minimizing shared device significantly reduces holistic cost.
The accompanying drawing explanation
The floor map of the sludge treatment system that Fig. 1 is an embodiment of the present utility model; And
The schema of the greasy filth treatment process that Fig. 2 is an embodiment of the present utility model.
Embodiment
Below will coordinate graphic and embodiment to describe embodiment of the present utility model in detail, and can fully understand and implement according to this utility model implementation procedure how the utilisation technology means solve technical problem and reach the technology effect by this.
Please refer to Fig. 1 and Fig. 2, the sludge treatment system that an embodiment of the present utility model discloses comprises a precipitation apparatus 10, a feeding device 20, a destructive distillation device 30, a cyclonic separator 40, a condensing works 50, a separating centrifuge 60 and a boiler 70.
Separating centrifuge 60 is connected in described condensing works 50, in order to receive described condensed fluid, and separates described condensed fluid for reclaiming oil reservoir and waste water layer.
In application, at first carry the precipitation apparatus 10 (S101) of greasy filth to sludge treatment system from greasy filth disposal facilities 80, make the greasy filth throw out (S102) of the oil-water-layer that greasy filth is upper strata by separation by gravity in precipitation apparatus 10 (for example organic sewage) and lower floor.Then, the oil-water-layer on upper strata is delivered in boiler 70 and carries out waste water combustion burning (S103), pollutent in waste water is thoroughly degraded, wherein in order to improve efficiency of combustion, boiler 70 also disposes a nozzle 710, for example atomizing nozzle, receive oil-water-layer and it be sprayed on to boiler 70 internal combustion by nozzle 710, to promote efficiency of combustion.Simultaneously, the greasy filth throw out of lower floor is delivered to the load hopper 210 of feeding device 20, then, under nitrogen-sealed state, is delivered to the cylinder 310 interior (S104) of destructive distillation device 30 via the feeding machine 220 of materials device 20.
Then, under the effect of pusher blade 320, making cylinder 310 interior greasy filth throw outs enter into microwave heating district 330 heat-treats, by microwave heating district 330, provide the thermal treatment temp of 450～520 ℃ to greasy filth throw out homogeneous heating, make the greasy filth throw out that a series of cracking, polycondensation occur, thereby produce the carbonizing gas of high temperature and remaining semicoke (S105).Afterwards, carry carbonizing gas and semicoke to carry out gas solid separation (S106) to cyclonic separator 40, after carbonizing gas completes gas and solid separates in cyclonic separator 40 with semicoke, the semicoke separated from cyclonic separator 40 is sent into boiler 70 by high pressure gas, carries out combustion power generation (S107); And carbonizing gas branch is in the top of cyclonic separator 40, and be transported in condensing works 50, carry out cooling, make carbonizing gas be subject to cold service and form condensed fluid and incondensable gas (S108), wherein incondensable gas is transported in boiler combustion power generation (S109) together with semicoke, and condensed fluid is transported to separating centrifuge 60 and carries out oily water separation, thereby obtain the recovery oil reservoir (shale oil) on upper strata and the waste water layer (S110) of lower floor.Then, waste water layer is disposed in transfer line, makes waste water layer along with the oil-water-layer from precipitation apparatus sprays in boiler and burns (S111) by nozzle.Finally, collect and reclaim oil reservoir standby in a storage tanks (S112).
Based on above-mentioned, sludge treatment system of the present utility model, take pyrolysis as basic greasy filth processing mode, can carry out utilization of waste material to greasy filth, both reduced solid pollutant, completed again the resource recovery, and had good economy.In addition, the high chemical oxygen demand that whole treating processes produces (COD) sewage, obnoxious flavour and remaining solid pollutant (semicoke) are all burned, and therefore can reach the effect of zero release of pollutant.Sludge treatment system of the present utility model can also be supporting with oil refining apparatus simultaneously, for example shares boiler, and reduce to greatest extent the input of shared device, thereby have good economy.
Above-mentioned explanation illustrates and has described some preferred embodiments of the present utility model, but as previously mentioned, be to be understood that the utility model is not limited to the disclosed form of this paper, should not regard the eliminating to other embodiment as, and can be used for various other combinations, modification and environment, and can, in utility model contemplated scope described herein, by technology or the knowledge of above-mentioned instruction or association area, be changed.And the change that those skilled in the art carry out and variation do not break away from spirit and scope of the present utility model, all should be in the protection domain of the utility model claims.
Claims (6)
1. a sludge treatment system, is characterized in that, comprising:
One precipitation apparatus, in order to receive greasy filth, and be separated into oil-water-layer and greasy filth throw out by described greasy filth;
One feeding device, be connected in described precipitation apparatus, in order to receive and to carry described greasy filth throw out;
One destructive distillation device, be connected in described feeding device, and in order to receive described greasy filth throw out, and to decompose described greasy filth throw out be carbonizing gas and semicoke;
One cyclonic separator, be connected in described destructive distillation device, in order to receive and to separate described carbonizing gas and described semicoke;
One condensing works, be connected in described cyclonic separator, in order to receive with cooling described carbonizing gas, is condensed fluid and incondensable gas;
One separating centrifuge, be connected in described condensing works, in order to receive described condensed fluid, and separates described condensed fluid for reclaiming oil reservoir and waste water layer; And
One boiler, be connected to described precipitation apparatus, described cyclonic separator, described condensing works and described separating centrifuge, and described boiler receives and the described oil-water-layer that burns, described semicoke, described incondensable gas and described waste water layer.
2. sludge treatment system as claimed in claim 1, is characterized in that, described feeding device comprises a load hopper and, by a nitrogen-sealed feeding machine, wherein said load hopper is connected in described settling apparatus, and described feeding machine is connected in described destructive distillation device.
3. sludge treatment system as claimed in claim 1, it is characterized in that, described destructive distillation device comprises a cylinder, dispose a pusher blade and a microwave heating district in described cylinder, described greasy filth throw out is delivered to described microwave heating district by described pusher blade in described cylinder, and described microwave heating district is in order to the described greasy filth throw out of thermal treatment.
4. sludge treatment system as claimed in claim 1, is characterized in that, described boiler comprises a nozzle, in order to receive described oil-water-layer and described waste water layer, and described oil-water-layer, described incondensable gas and described waste water layer is sprayed in described boiler.
5. sludge treatment system as claimed in claim 4, is characterized in that, described nozzle is atomizing nozzle.
6. sludge treatment system as claimed in claim 1, is characterized in that, described boiler is circular fluid bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320467278 CN203360242U (en) | 2013-08-01 | 2013-08-01 | Oil sludge treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320467278 CN203360242U (en) | 2013-08-01 | 2013-08-01 | Oil sludge treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203360242U true CN203360242U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320467278 Withdrawn - After Issue CN203360242U (en) | 2013-08-01 | 2013-08-01 | Oil sludge treatment system |
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| CN (1) | CN203360242U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103420555A (en) * | 2013-08-01 | 2013-12-04 | 中国大唐集团科学技术研究院有限公司 | Oil sludge treating system and method |
| CN107062865A (en) * | 2014-04-09 | 2017-08-18 | 邹玉华 | A kind of continuous drying system |
| CN107376802A (en) * | 2017-09-15 | 2017-11-24 | 四川宏图普新微波科技有限公司 | The technique of clean operation in a kind of holding chamber for microwave cracking damaged tire |
| CN108800189A (en) * | 2018-06-21 | 2018-11-13 | 西安热工研究院有限公司 | A method of handling greasy filth danger wastes using station boiler |
-
2013
- 2013-08-01 CN CN 201320467278 patent/CN203360242U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103420555A (en) * | 2013-08-01 | 2013-12-04 | 中国大唐集团科学技术研究院有限公司 | Oil sludge treating system and method |
| CN103420555B (en) * | 2013-08-01 | 2015-07-15 | 中国大唐集团科学技术研究院有限公司 | Oil sludge treating system and method |
| CN107062865A (en) * | 2014-04-09 | 2017-08-18 | 邹玉华 | A kind of continuous drying system |
| CN107062873A (en) * | 2014-04-09 | 2017-08-18 | 邹玉华 | A kind of continuous drying system and its method of work |
| CN107062865B (en) * | 2014-04-09 | 2019-10-29 | 邹玉华 | A kind of continuous drying system recycled for petrol and diesel oil or machine oil |
| CN107376802A (en) * | 2017-09-15 | 2017-11-24 | 四川宏图普新微波科技有限公司 | The technique of clean operation in a kind of holding chamber for microwave cracking damaged tire |
| CN108800189A (en) * | 2018-06-21 | 2018-11-13 | 西安热工研究院有限公司 | A method of handling greasy filth danger wastes using station boiler |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131225 Effective date of abandoning: 20150715 |
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| RGAV | Abandon patent right to avoid regrant |