CN108191205A - The continuous treatment system and its processing method of a kind of oily sludge - Google Patents
The continuous treatment system and its processing method of a kind of oily sludge Download PDFInfo
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- CN108191205A CN108191205A CN201810265748.2A CN201810265748A CN108191205A CN 108191205 A CN108191205 A CN 108191205A CN 201810265748 A CN201810265748 A CN 201810265748A CN 108191205 A CN108191205 A CN 108191205A
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- oily sludge
- sludge
- stirred tank
- processing
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- 239000010802 sludge Substances 0.000 title claims abstract description 96
- 238000003672 processing method Methods 0.000 title description 7
- 238000005191 phase separation Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000003756 stirring Methods 0.000 claims abstract description 11
- 230000008676 import Effects 0.000 claims abstract description 7
- 238000000926 separation method Methods 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims description 37
- 239000007788 liquid Substances 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 238000005243 fluidization Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000007781 pre-processing Methods 0.000 claims description 3
- 238000011017 operating method Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 34
- 239000011499 joint compound Substances 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 3
- 239000004519 grease Substances 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The present invention relates to a kind of continuous treatment system of oily sludge, including pretreatment unit part, three-phase separating device part and system control unit；The outlet of wherein described pretreatment unit part is connect with the import of three-phase separating device part, and the system control unit controls the pretreatment unit part and three-phase separating device part；The pretreatment operation of oily sludge is carried out by the way of ultrasonic-microwave coupled stir, the three phase separation operation of three phase separation tank Zhong Shui, oil and sludge is carried out by the way of standing separation.Present invention process is simple, high degree of automation, can not only realize the continuous treatment of oily sludge, but also floor space is small, operating cost is low.In addition, a kind of continuous treatment method present invention provides oily sludge.
Description
Technical field
The present invention relates to the processing system and its processing method of a kind of sludge, specifically, being related to a kind of oily sludge
Continuous treatment system and its processing method.
Background technology
The oil-containing solids that oily sludge refers to generate during oil exploitation, transport, refining and oily waste water treatment give up
Object.Oily sludge is not only bulky, occupies a large amount of arable lands, and containing a large amount of poisonous and harmful substance, human body is planted with dynamic
Object causes serious harm, is one of the major pollutants in oil and petrochemical industry.
Composition is different when oily sludge is different because the reason of pollution causes, the oily sludge of the generations such as general oil field, basin
Oil content is 10%~50%, and moisture content is 40%~90%.Disposal of oily sludge final purpose is with minimizing, recycling, harmless
Turn to principle.Oily sludge often uses processing method at present：Burning method, biological treatment, hot washing method, solvent extraction, chemistry
Demulsification method, solid-liquid isolation method, pyrogenic process, oily sludge profile control, oily sludge comprehensive utilization etc..
The prior art application No. is CN201220476625.1 provides a kind of oily sludge three-phase separating device, uses
The mode of three-level separation realizes the three phase separation of oily sludge, but the device not only constructs complexity, Er Qiexu more comprising equipment
Multiple steam(-)coils is wanted to carry out steam, thus on the whole for there is the problems such as taking up a large area, operation energy consumption is big.
Invention content
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, a kind of continuous treatment system of oily sludge is provided
System and its processing method, present invention process is simple, high degree of automation, can not only realize the continuous treatment of oily sludge,
And floor space is small, operating cost is low.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of continuous treatment system of oily sludge, including：Pretreatment unit part, three-phase separating device part and system control
Unit processed；The outlet of wherein described pretreatment unit part is connect with the import of three-phase separating device part, the system control
Unit controls the pretreatment unit part and three-phase separating device part；
Wherein described pretreatment unit part includes following equipment：
For switching pre-processing device import feed liquid and the first valve group of outlet feed liquid；
For providing the feed pump of material liquid supply；
For the first stirred tank of processing oily sludge into fluid stateization processing；
For the second stirred tank of processing oily sludge into fluid stateization processing；And
The three-phase separating device part includes following equipment：
For switching three-phase separating device import feed liquid and exporting the second valve group of feed liquid；
Pump is transferred for what feed liquid after pretreatment was transferred；
For the first knockout drum of three phase component such as oily sludge Zhong Shui, oil and sludge separation；
For the second knockout drum of three phase component such as oily sludge Zhong Shui, oil and sludge separation；
For collecting the sludge storage tank of sludge；
For collecting the oil storage tank of oil content；
And the system control unit includes：Console, PLC control cabinet, data acquisition module；
First stirred tank and the second stirred tank are equipped with blender, supersonic generator and microwave applicator.
Preferably, first valve group includes at least the first inlet valve, the second inlet valve, the first discharge valve and the second discharging
Valve.
Preferably, second valve group includes at least the first processing valve, second processing valve, the first return valve, the second reflux
Valve, the first overflow valve, the second overflow valve, the first mud valve and the second mud valve.
Preferably, the control mode of first valve group and the second valve group is using manually, electrically or pneumatic control.
Preferably, the power of the supersonic generator is 200~1000W.
Preferably, the working method of the supersonic generator uses intermittent duty mode, and each run interval time is 5
~20min.
Preferably, the power of the microwave applicator is 200~1200W, and heating time is 5~30min.
Preferably, the mixing speed of first stirred tank and the second stirred tank is 300~1500 turns per minute.
Correspondingly, a kind of continuous treatment method of oily sludge, including following operating procedure：
Step A) pretreatment operation：By PLC control cabinet and console, open the first inlet valve, remaining valve is closed, start into
Oily sludge is delivered to the first stirred tank by material pump, opens the blender in the first stirred tank, while intermittent unlatching ultrasonic wave
Generator and microwave applicator, oily sludge are completed to contain after 30~180min of operation under conditions of ultrasonic-microwave coupled stir
Fluidization processing and the water-oil separating operation of greasy dirt；
Step B) three phase separation operation：It opens the first discharge valve, the first processing valve and transfers pump, by the oil-containing in the first stirred tank
Sludge feed liquid is delivered to the first knockout drum, and oily sludge feed liquid stands 10~120min in the first knockout drum, opens successively
One overflow valve, the first return valve and the first mud valve make the water of oil content overflow to oil storage tank, the middle layer on upper strata be back to first
Stirred tank, the mud discharging of bottom to sludge storage tank；
Step C) switching continuous operation：Pass through the first valve group and the switching action of the second valve group, above-mentioned steps A) pretreatment operation
The first stirred tank complete pretreatment after, close the first inlet valve, open the second inlet valve, carry out the second stirred tank above-mentioned step
Rapid A) pretreatment operation；After in the first knockout drum feed liquid complete step B) three phase separation operation after, close first processing valve, open
Second processing valve, carry out the second knockout drum above-mentioned steps B) three phase separation operation, successively carry out above-mentioned steps switchover operation,
Both the continuous treatment of oily sludge can have been realized.
Compared with prior art, the present invention it has the beneficial effect that：
1st, after the processing of pretreatment unit and three-phase separating device, water, oil and sludge in oily sludge obtain oily sludge
Arrived effectively three phase separation, entire processing system is simple for process, high degree of automation, simple operation, it is easy to accomplish containing greasy dirt
The continuous treatment of mud.
2nd, using the pretreatment mode of ultrasonic-microwave coupled stir, on the one hand the cavitation of ultrasonic wave can be utilized to assist
Stirring destroys the flocculent structure of oily sludge, and grease therein is made to be easier to deviate from from sludge, while utilizes the height of ultrasonic wave
Frequency vibration carries out the separation of water-oil phase；Still further aspect can carry out the heat effect of oily sludge using microwave technology, have
Conducive to grease further from the abjection in sludge.Using the pretreatment mode of above-mentioned ultrasonic-microwave coupled stir, oily sludge
Without in addition adding hot water, while processing oily sludge into fluid stateization processing is carried out, the abjection of grease in oily sludge is realized, it is whole
A preprocessing process operating time is short and simple operation.
3rd, oil in oily sludge, water and mud according to the property of its different densities in three-phase separating device by standing mode
It is detached, so as to reduce the floor space of disposal of oily sludge system, and reduces investment operating cost.
Description of the drawings
Fig. 1 is a kind of continuous treatment system of oily sludge of the present invention and its process flow chart of processing method.
In figure, 1, feed pump；2nd, the first inlet valve；3rd, the second inlet valve；4th, the first stirred tank；5th, supersonic generator；
6th, microwave applicator；7th, the first discharge valve；8th, the second stirred tank；9th, the second discharge valve；10th, pump is transferred；11st, the first processing valve；
12nd, the first return valve；13rd, second processing valve；14th, the second return valve；15th, the first knockout drum；16th, the first overflow valve；17th, first
Mud valve；18th, the second knockout drum；19th, the second overflow valve；20th, the second mud valve；21st, oil storage tank；22nd, sludge storage tank；23rd, it stirs
Mix device.
Specific embodiment
Son is described in further detail the present invention in the following with reference to the drawings and specific embodiments, to be clearly understood that the present invention
Technical solution.
As shown in Figure 1, a kind of continuous treatment system of oily sludge of the present invention includes pretreatment unit part, three-phase
Separator part and system control unit；The outlet of wherein described pretreatment unit part and three-phase separating device part into
Mouth connection, the system control unit control the pretreatment unit part and three-phase separating device part；
Above-mentioned pretreatment unit part includes the first valve group, feed pump, the first stirred tank and the second stirred tank；Above-mentioned three phase separation
Device part includes the second valve group, transfers pump, the first knockout drum, the second knockout drum, sludge storage tank, oil storage tank；Above system control
Unit processed includes：Console, PLC control cabinet, data acquisition module；Above-mentioned first stirred tank and the second stirred tank are equipped with stirring
Device, supersonic generator and microwave applicator.
Above-mentioned first valve group includes the first inlet valve, the second inlet valve, the first discharge valve and the second discharge valve.Second valve group
Including the first processing valve, second processing valve, the first return valve, the second return valve, the first overflow valve, the second overflow valve, first row
Slurry valve and the second mud valve.
The control mode of above-mentioned first valve group and the second valve group is using manually, electrically or pneumatic control.
The power of above-mentioned supersonic generator is 200~1000W.
The working method of above-mentioned supersonic generator uses intermittent duty mode, each run interval time for 5~
20min。
The power of above-mentioned microwave applicator is 200~1200W, and heating time is 5~30min.
The mixing speed of above-mentioned first stirred tank and the second stirred tank is 300~1500 turns per minute.
Embodiment 1
Step A) pretreatment operation：Certain oil extraction in oil field factory scene sludge treatment pond oily sludge oil-containing 12.5wt%, aqueous 61.4%,
First valve group and the second valve group are electric butterfly valve, are controlled using electronic mode, by PLC control cabinet and console, open the
One inlet valve, remaining valve are closed, and start feed pump, and oily sludge is delivered to the first stirred tank, is opened in the first stirred tank
Blender, while open supersonic generator and microwave applicator, ultrasonic power 300W, microwave every 5min intermittences
It is 400W to heat qigong rate, and mixing speed is 600 revs/min, and oily sludge is run under conditions of ultrasonic-microwave coupled stir
After 60min, the fluidization processing of oily sludge and water-oil separating operation are completed；
Step B) three phase separation operation：It opens the first discharge valve, the first processing valve and transfers pump, by the oil-containing in the first stirred tank
Sludge feed liquid is delivered to the first knockout drum, and oily sludge feed liquid stands 40min in the first knockout drum, opens the first overflow successively
Valve, the first return valve and the first mud valve make the water of oil content overflow to the oil storage tank, middle layer on upper strata be back to the first stirred tank,
The mud discharging of bottom is to sludge storage tank, oily sludge oil-containing 0.48wt%, aqueous 35.8wt% after testing；
Step C) switching continuous operation：Pass through the first valve group and the switching action of the second valve group, above-mentioned steps A) pretreatment operation
The first stirred tank complete pretreatment after, close the first inlet valve, open the second inlet valve, carry out the second stirred tank above-mentioned step
Rapid A) pretreatment operation；After in the first knockout drum feed liquid complete step B) three phase separation operation after, close first processing valve, open
Second processing valve, carry out the second knockout drum above-mentioned steps B) three phase separation operation, successively carry out above-mentioned steps switchover operation,
Both the continuous treatment of oily sludge can have been realized.
Embodiment 2
Step A) pretreatment operation：Certain oil extraction in oil field factory scene sludge treatment pond oily sludge oil-containing 20.7wt%, aqueous 58.6%,
First valve group and the second valve group are Pneumatic butterfly valve, are controlled using pneumatic mode, by PLC control cabinet and console, open the
One inlet valve, remaining valve are closed, and start feed pump, and oily sludge is delivered to the first stirred tank, is opened in the first stirred tank
Blender, while open supersonic generator and microwave applicator every 10min intermittences, ultrasonic power 1000W is micro-
Wave heating qigong rate is 800W, and mixing speed is 1200 revs/min, and oily sludge is transported under conditions of ultrasonic-microwave coupled stir
After row 120min, the fluidization processing of oily sludge and water-oil separating operation are completed；
Step B) three phase separation operation：It opens the first discharge valve, the first processing valve and transfers pump, by the oil-containing in the first stirred tank
Sludge feed liquid is delivered to the first knockout drum, and oily sludge feed liquid stands 100min in the first knockout drum, opens first successively and overflows
Stream valve, the first return valve and the first mud valve make the water of oil content overflow to the oil storage tank, middle layer on upper strata be back to the first stirring
Kettle, the mud discharging of bottom to sludge storage tank, after testing oily sludge oil-containing 1.25wt%, aqueous 46.5wt%；
Step C) switching continuous operation：Pass through the first valve group and the switching action of the second valve group, above-mentioned steps A) pretreatment operation
The first stirred tank complete pretreatment after, close the first inlet valve, open the second inlet valve, carry out the second stirred tank above-mentioned step
Rapid A) pretreatment operation；After in the first knockout drum feed liquid complete step B) three phase separation operation after, close first processing valve, open
Second processing valve, carry out the second knockout drum above-mentioned steps B) three phase separation operation, successively carry out above-mentioned steps switchover operation,
Both the continuous treatment of oily sludge can have been realized.
Basic principle, main feature and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.The present invention claims protection domain by appended claims and its
Equivalent defines.
Claims (9)
1. a kind of continuous treatment system of oily sludge, it is characterised in that including：Pretreatment unit part, three-phase separating device
Part and system control unit；The outlet of wherein described pretreatment unit part is connect with the import of three-phase separating device part,
The system control unit controls the pretreatment unit part and three-phase separating device part；
Wherein described pretreatment unit part includes following equipment：
For switching pre-processing device import feed liquid and the first valve group of outlet feed liquid；
For providing the feed pump of material liquid supply；
For the first stirred tank of processing oily sludge into fluid stateization processing；
For the second stirred tank of processing oily sludge into fluid stateization processing；And
The three-phase separating device part includes following equipment：
For switching three-phase separating device import feed liquid and exporting the second valve group of feed liquid；
Pump is transferred for what feed liquid after pretreatment was transferred；
For the first knockout drum of three phase component such as oily sludge Zhong Shui, oil and sludge separation；
For the second knockout drum of three phase component such as oily sludge Zhong Shui, oil and sludge separation；
For collecting the sludge storage tank of sludge；
For collecting the oil storage tank of oil content；
And the system control unit includes：Console, PLC control cabinet, data acquisition module；
First stirred tank and the second stirred tank are equipped with blender, supersonic generator and microwave applicator.
2. a kind of continuous treatment system of oily sludge as described in claim 1, it is characterised in that：First valve group is extremely
Include the first inlet valve, the second inlet valve, the first discharge valve and the second discharge valve less.
3. a kind of continuous treatment system of oily sludge as described in claim 1, it is characterised in that：Second valve group is extremely
Include the first processing valve, second processing valve, the first return valve, the second return valve, the first overflow valve, the second overflow valve, first less
Mud valve and the second mud valve.
4. a kind of continuous treatment system of oily sludge as described in claim 1, it is characterised in that：First valve group and
The control mode of second valve group is using manually, electrically or pneumatic control.
5. a kind of continuous treatment system of oily sludge as described in claim 1, it is characterised in that：The ultrasonic wave occurs
The power of device is 200~1000W.
6. a kind of continuous treatment system of oily sludge as described in claim 1 or 4, it is characterised in that：The ultrasonic wave
The working method of generator uses intermittent duty mode, and each run interval time is 5~20min.
7. a kind of continuous treatment system of oily sludge as described in claim 1, it is characterised in that：The microwave applicator
Power for 200~1200W, heating time is 5~30min.
8. a kind of continuous treatment system of oily sludge as described in claim 1, it is characterised in that：First stirred tank
Mixing speed with the second stirred tank is 300~1500 turns per minute.
9. a kind of continuous treatment method of oily sludge, it is characterised in that including following operating procedure：
Step A) pretreatment operation：By PLC control cabinet and console, open the first inlet valve, remaining valve is closed, start into
Oily sludge is delivered to the first stirred tank by material pump, opens the blender in the first stirred tank, while intermittent unlatching ultrasonic wave
Generator and microwave applicator, oily sludge are completed to contain after 30~180min of operation under conditions of ultrasonic-microwave coupled stir
Fluidization processing and the water-oil separating operation of greasy dirt；
Step B) three phase separation operation：It opens the first discharge valve, the first processing valve and transfers pump, by the oil-containing in the first stirred tank
Sludge feed liquid is delivered to the first knockout drum, and oily sludge feed liquid stands 10~120min in the first knockout drum, opens successively
One overflow valve, the first return valve and the first mud valve make the water of oil content overflow to oil storage tank, the middle layer on upper strata be back to first
Stirred tank, the mud discharging of bottom to sludge storage tank；
Step C) switching continuous operation：Pass through the first valve group and the switching action of the second valve group, above-mentioned steps A) pretreatment operation
The first stirred tank complete pretreatment after, close the first inlet valve, open the second inlet valve, carry out the second stirred tank above-mentioned step
Rapid A) pretreatment operation；After in the first knockout drum feed liquid complete step B) three phase separation operation after, close first processing valve, open
Second processing valve, carry out the second knockout drum above-mentioned steps B) three phase separation operation, successively carry out above-mentioned steps switchover operation,
Both the continuous treatment of oily sludge can have been realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810265748.2A CN108191205B (en) | 2018-03-28 | 2018-03-28 | Continuous treatment system and method for oily sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810265748.2A CN108191205B (en) | 2018-03-28 | 2018-03-28 | Continuous treatment system and method for oily sludge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108191205A true CN108191205A (en) | 2018-06-22 |
| CN108191205B CN108191205B (en) | 2020-12-11 |
Family
ID=62596298
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810265748.2A Active CN108191205B (en) | 2018-03-28 | 2018-03-28 | Continuous treatment system and method for oily sludge |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479741A (en) * | 2019-08-29 | 2019-11-22 | 宜兴国际环保城科技发展有限公司 | A kind of oily sediment gas draws the harmless treatment process of vibration |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479741A (en) * | 2019-08-29 | 2019-11-22 | 宜兴国际环保城科技发展有限公司 | A kind of oily sediment gas draws the harmless treatment process of vibration |
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| Publication number | Publication date |
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| CN108191205B (en) | 2020-12-11 |
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