CN201695000U - Sludge treatment system - Google Patents
Sludge treatment system Download PDFInfo
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- CN201695000U CN201695000U CN2010201623219U CN201020162321U CN201695000U CN 201695000 U CN201695000 U CN 201695000U CN 2010201623219 U CN2010201623219 U CN 2010201623219U CN 201020162321 U CN201020162321 U CN 201020162321U CN 201695000 U CN201695000 U CN 201695000U
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Abstract
The utility model discloses a sludge treatment system which comprises a sludge storage pit, a feeding device, a discharge device and a flue gas treatment device; the sludge in the sludge storage pit passes through the feeding device and is connected into a jacket heat exchange device; the feeding device and the discharge device are respectively on different sides of a main reactor of the jacket heat exchange device; partial hot flue gas from the hot air outlet of the jacket heat exchange device and coke from the discharge device are respectively accessed to a hot air furnace; the heat flue gas from the hot air furnace enters the hot air inlet of the jacket heat exchange device and then enters the heating sandwich layer of the jacket heat exchange device; the oil-water steam outlet of the heat exchange device is connected into a three-stage grading condensing device; and the outlet of the grading condensing device is respectively connected with a recovery oil tank with different condensing temperature. The produced coke, light distillate and partial light diesel distillate enter the hot air furnace to be burned and produce heat, the heat is supplied to the jacket heat exchange device so as to achieve the purpose of controlling waste with waste without adding fuel and best utilize heat energy.
Description
Technical field
The utility model relates to a kind of waste treatment plant, relates to especially that a kind of clear jar of bed mud that is applied in the greasy filth oil storage industry that produces in oil production and the refining process is innoxious, the greasy filth treatment system of recycling treatment.
Background technology
Along with the shortage of natural resource and the surge of solid waste quantity discharged, many countries actively develop comprehensive utilization to solid waste as resource; The a large amount of oily sludge of the annual generation of industries such as oil production, refining of petroleum, oil movement and storage, oily water processing, the petroleum substance content of these greasy dirts is very high, generally can reach 20%～30%, has very high recycling and is worth.And greasy filth be the entrained mud of crude oil in oil production and the refining process, sand precipitation, oil extraction-generated waste water scum silica frost with bed mud and drilling well, oil recovery process in the pollutent of formation such as the ground crude oil that produces mixes with earth, foreign material, after greasy filth enters environment, environment is polluted, be listed in Hazardous wastes, oil-containing must carry out harmless treatment above 3/1000ths greasy filth, and each state all pays much attention to this; Greasy filth had both had the processing that very high recycling is worth, if but oily sludge is mishandling, and not only waste resource, and can cause serious environmental to pollute.Oily sludge treatment technology difficulty is big, and the cost height is the environmental protection difficult problem of puzzlement China's oil industry always.At present, oily sludge both domestic and external is handled and is mainly comprised technologies such as modulation-mechanical dehydration technology, solvent extraction, burning, biological degradation, thermal desorption, and all there are defective to a certain extent in the treatment facility, the apparatus system that adopt these technologies in the middle of the actual production treatment system, for example: exist and handle the organism that still contains a certain amount of petroleum-type and other types later in the oil-containing mud cake, directly landfill disposal.Or produce and handle the facility investment height, to produce and handle the system operation cost height, power consumption is big, has produced secondary pollution in the burning, and oily resource does not obtain recycling yet, and has wasted precious resources.Or the production processing system handles cycle is long, and oily substance can not efficient recovery.Or even handle the organism that still contains a certain amount of petroleum-type and other types later in the oil-containing mud cake, directly landfill disposal.
The day for announcing is that the granted patent ZL200620160111.X on December 26th, 2007 discloses a kind of oily sludge harmless treatment unit, mainly solve the husky cracking treatment unit of existing oily sludge structure bulky complex, cost is high and install and use inconvenient problem, it is characterized in that: tubular shaft 4 left ends on the spiral conveyer 2 are cecum and are connected with step-down gear 6, tubular shaft 4 left ends pass flue gas collecting chamber 7 and communicate with flue gas collecting chamber 7, tubular shaft 4 right-hand members are fixed with the antispin blade 9 opposite with screw-blade 5 rotation directions, antispin blade 9 places in the discharge bucket 8 that communicates with housing 1, in tubular shaft 4 right output port thermal source 10 is arranged, there are the nozzles 11 over against housing 1 lagging casing 3 belows, this device has simple in structure, the low and characteristics easy to install of cost.But this handles the device existence and designs inadequately rationally, underuses heat energy, and the thermal source of its nozzles heating is selected extra fuel for use, the wasting of resources; Shortcomings such as residue treatment is abundant inadequately, and heat transfer area and heat transfer efficiency are big inadequately.
The utility model content
The utility model for solve exist in the existing oily sludge treatment system processing inadequately thoroughly or the high production processing cost of facility investment too high, or the production processing system handles cycle is long, oily substance can not efficient recovery etc. present situation and a kind of design of providing more rationally, can make full use of heat energy, handle oily sludge effectively, reclaim oil content, reach oily sludge minimizing, innoxious, resource utilization purpose; Produce to handle system cost obtain the producing effect greasy filth treatment system of control.
The utility model is to solve the problems of the technologies described above the concrete technical scheme that is adopted to be: a kind of greasy filth treatment system, comprise the greasy filth material pit, feeding unit, drawing mechanism, flue gas processing device, it is characterized in that: the greasy filth of greasy filth material pit is through connecting to advance behind the feeding unit in the jacketed type heat exchanger, feeding unit and drawing mechanism are located at heteropleural place on the main body reactor of jacketed type heat exchanger respectively, insert hot-air stove respectively from jacketed type heat exchanger hot-blast outlet hot flue gas of a part that comes out and the coke that comes out from drawing mechanism, the hot flue gas that comes out from hot-air stove connects to connect after the hot blast import that enters the jacketed type heat exchanger again and enters the heating interlayer of jacketed type heat exchanger, the profit vapour outlet connection of jacketed type heat exchanger enters some grades of classification condensing workss, and the part LIGHT DIESEL OIL of coming out from fractional condensing unit is linked into the hot-air stove.After greasy filth enters the main body reactor by spiral conveyer, in the main body reactor, be thrown on the heating interlayer and conduct heat by high speed rotating.Can not only produce centrifugal force to greasy filth in the main body reactor, also have the effect of pulverizing greasy filth.Greasy filth does not stop in the main body reactor obtains upset, pulverize, and thermally equivalent in reactor has increased heat transfer area and heat transfer efficiency.The fuel source of hot-air stove mainly is that greasy filth is handled coke and the uncooled light ends that the back produces, and the LIGHT DIESEL OIL that obtains in the condensation process is as igniter fuel.Do not need extra fuel in the combustion processes, greatly reduce running cost.Again import hot-air stove through the hot flue gas part after the heat exchange of jacketed type heat exchanger, effectively utilize waste heat, another part discharges after treatment, utilizes heat energy to greatest extent, has avoided the wasting of resources, can realize serialization production.The jacketed type heat exchanger adopts vertical structure simultaneously, and volume is little, simple structure.Rotating paddle, axle, motor etc. easily loss parts are demountable structure, and maintenance of the equipment is convenient.
As preferably, described some grades of classification condensing workss adopt three grades of classification condensing workss, be connected respectively to condensing temperature and be 350 ℃ LIGHT DIESEL OIL holding tank of 180 ℃ of heavy diesel holding tank, condensing temperatures and the gasoline holding tank that condensing temperature is 30 ℃, the LIGHT DIESEL OIL holding tank is provided with the oil pipeline that is connected with hot-air stove.After three grades of condensing workss and water-and-oil separator processing, can obtain the higher processed oil of purity, avoided the oil product refining process of later stage complexity, make greasy filth obtain good harmless processing; Simultaneously the LIGHT DIESEL OIL holding tank stores LIGHT DIESEL OIL, adds hot-air stove in needs, promptly adds the LIGHT DIESEL OIL burning under the not enough situation of heat that the coke burning produces, as a supplement fuel.
As preferably, described main body reactor is equipped with the blade sheet of inclination laying state in the inside reactor bottom, be provided with heating interlayer between the inside and outside wall of the main body of main body reactor, is provided with heat-conducting medium in the heating interlayer.After greasy filth enters the main body reactor by spiral conveyer, under the effect of the blade sheet that rotates, be thrown on the heating interlayer and conduct heat.The heating interlayer the inside is connected with hot flue gas, and working temperature is controlled in 400～500 ℃ of scopes, and hot flue gas derives from the hot exhanst gas outlet of hot-air stove; The blade sheet of rotation can not only produce centrifugal force, also has the effect of pulverizing greasy filth.The upset that greasy filth does not stop in the main body reactor, pulverizing, thermally equivalent in reactor has increased heat transfer area and heat transfer efficiency.
As preferably, described its blade shape of blade sheet is an arc shape, on the stir shaft that the blade sheet is located at motor is connected.The blade sheet of arc shape can not only produce better centrifugal force, also has the effect of pulverizing greasy filth preferably.Greasy filth is connected the rotation that the blade sheet on the motor does not stop in the main body reactor, thereby the upset that is not stopped, pulverizes the greasy filth effect, makes to have increased heat transfer area and heat transfer efficiency to greasy filth by greasy filth thermally equivalent in reactor.
As preferably, described motor is connected with the frequency transformer setter.Regulate the stir shaft that is connected on the motor by frequency transformer and drive the rotation of blade sheet, the rotation rotating speed is 100～1000r/min.The rotating paddle high speed rotating produces centrifugal force, and greasy filth is thrown on the reactor wall, with the heating interlayer transmission of heat by contact, and makes greasy filth do not stop constantly be reversed, pulverize, and increases heat transfer efficiency; Thermally equivalent, the heat conduction efficiency height.
As preferably, described jacketed type heat exchanger is connected with nitrogen protection device at reactor bottom nitrogen inlet place.Play the safety precaution effect, prevent to enter oxygen and blast.
As preferably, described jacketed type heat exchanger is connected with Waste gas outlet behind flue gas processing device from the hot flue gas of another part that its hot-blast outlet comes out.Handle the waste gas of discharging through flue gas processing device and can reach the harmless treatment effect, the control gas stream of pollution enters in the atmosphere, and contaminate environment is utilized heat energy simultaneously to greatest extent.
As preferably, the light ends of not separating through fractional condensation in the described fractional condensing unit inserts to connect behind the light ends storage tank again and enters in the hot-air stove.Uncooled light ends imports hot-air stove and burns after the temporary collection of light ends storage tank, handle again, and effectively control avoids producing the environmental pollution that forms in the treating processes when making full use of gas heat.
As preferably, described fractional condensing unit and the gasoline holding tank between be connected with water-and-oil separator.Can obtain the higher processed oil of purity through water-and-oil separator, avoid the oil product refining process of later stage complexity.Collect after simultaneously moisture content being separated, carry out sewage disposal, just discharge after up to standard, avoid contaminate environment.
As preferably, described hot-air stove is connected with the lime-ash collecting tank in its bottom ashe exit.The lime-ash that the burning back produces enters the lime-ash collecting tank, and cooled lime-ash reaches the standard of landfill of national requirements for environmental protection fully, can carry out landfill disposal.
The beneficial effects of the utility model are: utilize the coke, light ends and the part LIGHT DIESEL OIL cut that produce in the production process to enter the hot-air stove burning and produce heat supply jacketed type heat exchanger, realized the purpose of the treatment of wastes with processes of wastes against one another, do not need extra fuel, running cost is low, resource utilization is high, greatly reduce running cost, also make the discharge post-processed work simplification that becomes.After the heat exchange of hot flue gas process jacketed type heat exchanger, a part imports hot-air stove again and utilizes waste heat, and another part is handled the back qualified discharge through flue gas processing device, utilizes heat energy to greatest extent, has avoided the wasting of resources; Handle oily sludge effectively, reclaim oil content, reach oily sludge minimizing, innoxious, resource utilization purpose, can realize serialization production; Problems such as traditional hot desorption method processing costs height, equipment complexity have been solved.
Description of drawings:
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the structural representation of the preferred implementation of the utility model greasy filth treatment system.
Fig. 2 is the structural representation of the jacketed type heat exchanger of the utility model greasy filth treatment system.
Fig. 3 is the internal structure vertical view of the jacketed type heat exchanger of the utility model greasy filth treatment system.
Embodiment
Among Fig. 1, Fig. 2, the embodiment shown in Figure 3, a kind of greasy filth treatment system, comprise greasy filth material pit 10, feeding unit 20, drawing mechanism 80, flue gas processing device 110, the greasy filth of greasy filth material pit 10 connects to advance in the jacketed type heat exchanger 30 through feeding unit 20 back after by duct orientation A again, feeding unit 20 and drawing mechanism 80 are installed in heteropleural place on the main body reactor 31 of jacketed type heat exchanger 30 respectively, feeding unit 20 is installed in the place, heteropleural top of drawing mechanism 80, and the greasy filth treatment time can freely be controlled by input speed and discharging speed; The hot flue gas of a part that comes out from jacketed type heat exchanger 30 hot-blast outlets 39 enters hot-air stove 50 through the connection of pipeline D direction, the coke that comes out from drawing mechanism 80 inserts hot-air stove 50 through pipeline C direction, the hot flue gas that comes out from hot-air stove 50 is communicated with after pipeline G direction is communicated with the hot blast import 36 that enters jacketed type heat exchanger 30 again and enters the heating interlayer 33 of jacketed type heat exchanger 30, with the heat-transfer medium of the hot flue gas in the hot-air stove as heating interlayer; The profit vapour outlet 38 at jacketed type heat exchanger 30 tops enters three grades of classification condensing workss 60 through the connection of pipeline E direction, it is 350 ℃ heavy diesel holding tank 61 that three grades of classification condensing workss 60 are connected to condensing temperature through pipeline L direction respectively, being connected to the LIGHT DIESEL OIL holding tank 62 of 180 ℃ of condensing temperatures and being communicated to condensing temperature through pipeline N direction through pipeline M direction is 30 ℃ gasoline holding tank 63, be communicated with the oil pipeline that is connected with hot-air stove 50 on the LIGHT DIESEL OIL holding tank 62, under the not enough situation of heat that coke burning produces, add the LIGHT DIESEL OIL burning, as a supplement fuel.The LIGHT DIESEL OIL of coming out from fractional condensing unit 60 is linked into the hot-air stove 50 through pipeline P direction.Main body reactor 31 is equipped with the blade sheet 32 of inclination laying state at the place, bottom of inside reactor, between the inside and outside wall of the main body of main body reactor 31, be provided with heating interlayer 33, feed the hot flue gas that produces by hot-air stove 50 in the heating interlayer 33 as heat transferring medium.The blade shape of blade sheet 32 is adopted as arc shape, and blade sheet 32 is installed in by blade connecting rod 311 on the transmission shaft that is connected with motor 34, and 32 liang long termination portions of adjacent blades become the staggered arrangement of high low dip successively.Motor 34 is installed with the frequency transformer setter and is linked together, and motor 34 is installed in the outer bottom place of main body reactor 31.Jacketed type heat exchanger 30 is connected and installed with nitrogen protection device 40 at reactor bottom nitrogen inlet 35 places through pipeline B direction.Jacketed type heat exchanger 30 is connected with Waste gas outlet after pipeline F direction is communicated with access flue gas processing device 110 from the hot flue gas of another part that hot-blast outlet 38 comes out, through pipeline H direction qualified discharge.The light ends of not separating through fractional condensation in the fractional condensing unit 60 inserts and enters in the hot-air stove 50 after 90s the connection through pipeline J direction again of light ends storage tank.Fractional condensing unit 60 and gasoline holding tank 63 between be connected with water-and-oil separator 70, collect after moisture content is separated, the moisture of separating connects to enter through pipeline Q direction and carries out sewage disposal, handles and just discharges after up to standard, avoids contaminate environment.Hot-air stove 50 is connected with lime-ash collecting tank 100 in its bottom ashe exit pipeline K direction.Main body reactor 31 tops have emergency venting valve 37, open emergency venting valve 37 under emergency, improve device security.Jacketed type heat exchanger 30 tops are equipped with oxygen measuring apparatus; exceed standard as oxygen level in the machine, then can start nitrogen protection device, exhausted air by automatic control system; can under the anoxic condition environment, carry out when guaranteeing the reaction in the jacketed type heat exchanger, ensure production safety.In the jacketed type heat exchanger 30 temperature measuring apparatus is housed, working temperature is controlled in 400～500 ℃ of scopes.
The principle of work of greasy filth treatment system is as follows:
Open nitrogen protection device 40, discharge the air in the jacketed type heat exchanger 30.In greasy filth material pit 10, add catalyzer, send into by feeding unit 20 with the greasy filth of catalyst mix after evenly and carry out catalyzed reaction in the jacketed type heat exchanger 30.Feeding unit 20 and drawing mechanism 80 all pass through encapsulation process; be provided with oxygen measuring apparatus in the jacketed type heat exchanger 30; exceed standard as oxygen level in the machine; then can start nitrogen protection device by automatic control system; exhausted air; under anoxic condition, carry out when guaranteeing the reaction in the jacketed type heat exchanger, do not produce pollution, ensure production safety.Be provided with heating interlayer 33 in the jacketed type heat exchanger, the inside is connected with the hot flue gas that derives from hot-air stove 50, working temperature is controlled in 400～500 ℃ of scopes, main body reactor 31 inner bottom parts are equipped with revolving vane sheet 32, motor 34 and step-down gear, the uniform rotation under the drive of motor of blade sheet, rotating speed is controlled in 100～1000r/min scope.After greasy filth enters reactor by spiral conveyer, be thrown to heat transfer on the heating interlayer 33 under the effect of rotating paddle.The revolving vane sheet can not only produce centrifugal force, also has the effect of pulverizing greasy filth.The upset that greasy filth does not stop in reactor, pulverizing, thermally equivalent in reactor has increased heat transfer area and heat transfer efficiency.
The profit steam that produces in the production treating processes imports fractional condensing unit 60 by profit vapour outlet 38, and the temperature of fractional condensation is controlled to be 350 ℃, 180 ℃, 30 ℃ three grades, obtains heavy diesel, LIGHT DIESEL OIL and gasoline respectively.At third stage condensation segment, promptly the gasoline condensation segment is established a water-and-oil separator 70, collects after moisture content is separated, and carries out sewage disposal.The oil content of separating of respectively organizing imports heavy diesel holding tank 61, LIGHT DIESEL OIL holding tank 62 and gasoline holding tank 63 respectively.Temporary through the light ends importing light ends storage tank 90 that fractional condensing unit does not have condensation to get off, import hot-air stove 50 burn processing then, under the not enough situation of heat that coke burning produces, the oil pipeline that is connected with hot-air stove 50 by LIGHT DIESEL OIL holding tank 62, LIGHT DIESEL OIL is joined burning, fuel as a supplement in the hot-air stove 50.The coke that produces in the production process also imports hot-air stove 50, the burning heat production that acts as a fuel, and the lime-ash that the burning back produces enters lime-ash collecting tank 100, and cooled residue reaches the standard of landfill of national requirements for environmental protection fully, can carry out landfill disposal.From LIGHT DIESEL OIL holding tank 62, connect transport pipe and be communicated with access hot-air stove 50, as the igniting and the guarantee fuel of hot-air stove 50 through the P direction.
Claims (10)
1. greasy filth treatment system, comprise greasy filth material pit (10), feeding unit (20), drawing mechanism (80), flue gas processing device (110), it is characterized in that: the greasy filth of greasy filth material pit (10) connects to advance in the jacketed type heat exchanger (30) through feeding unit (20) back, feeding unit (20) is gone up the heteropleural place with the main body reactor (31) that drawing mechanism (80) is located at jacketed type heat exchanger (30) respectively, insert hot-air stove (50) respectively from hot-blast outlet (39) the hot flue gas of a part that comes out and the coke that comes out from drawing mechanism (80) of jacketed type heat exchanger (30), the hot flue gas that comes out from hot-air stove (50) connects to connect after the hot blast import (36) that enters jacketed type heat exchanger (30) again and enters the heating interlayer (33) of jacketed type heat exchanger (30), profit vapour outlet (38) connection of jacketed type heat exchanger (30) enters some grades of classification condensing workss (60), and fractional condensing unit (60) outlet is connected with the recovery oil tank of different condensing temperatures respectively.
2. according to the described greasy filth treatment system of claim 1, it is characterized in that: described some grades of classification condensing workss (60) adopt three grades of classification condensing workss, be connected respectively to condensing temperature and be 350 ℃ LIGHT DIESEL OIL holding tank (62) of 180 ℃ of heavy diesel holding tank (61), condensing temperatures and the gasoline holding tank (63) that condensing temperature is 30 ℃, LIGHT DIESEL OIL holding tank (62) is provided with the oil pipeline that is connected with hot-air stove (50).
3. according to the described greasy filth treatment system of claim 1, it is characterized in that: described main body reactor (31) is equipped with the blade sheet (32) that is the inclination laying state at the place, bottom of its inside reactor, be provided with heating interlayer (33) between the inside and outside wall of main body of main body reactor (31), heating interlayer (33) is connected with hot blast import (36).
4. according to the described greasy filth treatment system of claim 3, it is characterized in that: its blade shape of described blade sheet (32) is an arc shape, and blade sheet (32) is located on the stir shaft that is connected with motor (34).
5. according to the described greasy filth treatment system of claim 4, it is characterized in that: described motor (34) is connected with the frequency transformer setter.
6. according to the described greasy filth treatment system of claim 1, it is characterized in that: described jacketed type heat exchanger (30) locates to be connected with nitrogen protection device (40) at reactor bottom nitrogen inlet (35).
7. according to claim 1 or 6 described greasy filth treatment systems, it is characterized in that: described jacketed type heat exchanger (30) is connected with Waste gas outlet behind flue gas processing device (110) from the hot flue gas of another part that hot-blast outlet (39) comes out.
8. according to the described greasy filth treatment system of claim 1, it is characterized in that: the light ends of not separating through fractional condensation in the described fractional condensing unit (60) inserts to connect behind the light ends storage tank (90) again and enters in the hot-air stove (50).
9. according to claim 1 or 2 or 8 described greasy filth treatment systems, it is characterized in that: described fractional condensing unit (60) and gasoline holding tank (63) between be connected with water-and-oil separator (70).
10. according to claim 1 or 8 described greasy filth treatment systems, it is characterized in that: described hot-air stove (50) is connected with lime-ash collecting tank (100) in its bottom ashe exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201623219U CN201695000U (en) | 2010-04-19 | 2010-04-19 | Sludge treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201623219U CN201695000U (en) | 2010-04-19 | 2010-04-19 | Sludge treatment system |
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| CN201695000U true CN201695000U (en) | 2011-01-05 |
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| CN2010201623219U Expired - Fee Related CN201695000U (en) | 2010-04-19 | 2010-04-19 | Sludge treatment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150723A (en) * | 2014-06-04 | 2014-11-19 | 浙江海洋学院 | Oil sludge treatment device |
| CN104453747A (en) * | 2014-09-28 | 2015-03-25 | 濮阳市天地人环保工程技术有限公司 | Resource utilization method of oil and gas field well drilling abandoned oil-base mud |
-
2010
- 2010-04-19 CN CN2010201623219U patent/CN201695000U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150723A (en) * | 2014-06-04 | 2014-11-19 | 浙江海洋学院 | Oil sludge treatment device |
| CN104150723B (en) * | 2014-06-04 | 2015-11-18 | 浙江海洋学院 | A kind of oil-sludge treatment device |
| CN104453747A (en) * | 2014-09-28 | 2015-03-25 | 濮阳市天地人环保工程技术有限公司 | Resource utilization method of oil and gas field well drilling abandoned oil-base mud |
| CN104453747B (en) * | 2014-09-28 | 2017-05-24 | 濮阳天地人环保科技股份有限公司 | Resource utilization method of oil and gas field well drilling abandoned oil-base mud |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20180419 |
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| CF01 | Termination of patent right due to non-payment of annual fee |