CN106833715A - A kind of Three-effect energy-saving environment-friendly type plastic distillation system and technique - Google Patents
A kind of Three-effect energy-saving environment-friendly type plastic distillation system and technique Download PDFInfo
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- CN106833715A CN106833715A CN201710157271.1A CN201710157271A CN106833715A CN 106833715 A CN106833715 A CN 106833715A CN 201710157271 A CN201710157271 A CN 201710157271A CN 106833715 A CN106833715 A CN 106833715A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
- C10G1/10—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
Abstract
The invention belongs to regenerated resources field, in particular, it is related to a kind of Three-effect energy-saving environment-friendly type plastic distillation system and technique.The technique is comprised the following steps：(1) pretreatment of raw material；(2) feed；(3) cracking reaction；(4) collection of fluid oil；(5) circulation of system combustible gas；(6) recycling of heat；(7) vent gas treatment；(8) ash collection.The present invention is reformed plastics oil refining traditional handicraft using the uninterrupted formula plastics oil refining reactor of Three-effect energy-saving, realize that system thermal is maximally utilized, eradicate plastics oil refining industry bioxin pollution problem, directly collect and obtain high-purity diesel oil and gasoline, without product oil reprocessing, Wu bioxin pollution, no dust pollution, energy-conserving and environment-protective, with practical reference value higher.
Description
Technical field
The invention belongs to regenerated resources field, in particular, it is related to a kind of Three-effect energy-saving environment-friendly type plastic distillation system
And technique.
Background technology
" white pollution " that waste plastics is formed, it is as ferocious such as same block patch, ugliness.For many years, people take always
Landfill and burning mode solve waste plastics.Nineteen seventies, it is combustion that people start to explore by waste plastic catalytic pyrolysis
The technology of material.When it is found that the waste plastics being generally in detestation can become oil unexpectedly, waste plastics has reformed into shoe-shaped gold ingot, to the greatest extent
Manage it is dirty it is smelly can't bear, but business opportunity can be brought to some people.Especially after product oil rise in price in recent years, type waste plastic oiling skill
Art is even more becomes very powerful and exceedingly arrogant.
At present, domestic Technique for Producing Fuel Oil from Waste Plastics process systemization is poor, is simply equipped, and technical merit is low, be mainly manifested in
Lower aspect：In technical elements, most of enterprises for being engaged in type waste plastic oiling (oil refining) are still small workshop mode production, without pre-treatment work
Skill, general direct oiling production gasoline, diesel oil, oil quality cannot ensure；Secondary pollution is serious, is produced in waste plastics heating process
Raw bioxin is one-level carcinogenic substance, it is extremely difficult to processed；Plastics oil refining process is simple, and heat utilization ratio is low, and oil productivity is low, and oil product is pure
Degree is low, and cost remains high.
The content of the invention
Big to change original plastics oil refining process energy consumption, seriously polluted, oil yield is low, the low drawback of oil product purity, this hair
Plastics oil refining traditional handicraft innovation is realized that system thermal is maximized by the bright uninterrupted formula plastics oil refining reactor of utilization Three-effect energy-saving
Utilize, eradicate plastics oil refining industry bioxin pollution problem, directly collect and obtain high-purity diesel oil and gasoline, without product oil again
Processing, Wu bioxin pollution, no dust pollution, energy-conserving and environment-protective, with practical reference value higher.
The technical solution adopted by the present invention is as follows：
A kind of Three-effect energy-saving environment-friendly type plastic distillation system, including three sections of uninterrupted formula waste plastic oil-refining reactors, its bag
The 3rd reactor, the second reactor and the first reactor being sequentially connected by sealing thermal insulation pipeline from top to bottom are included, inside it
It is shaftless double helix pusher, and the first reactor is located in heating furnace, the second reactor and the 3rd reactor are towards phase negative side
Installed to inclining, superpressure air bleeding valve is arranged at the 3rd reactor upper end top, charging aperture is arranged at the 3rd reactor lower end top,
Oil gas vent is arranged at the 3rd reactor lower end side, and fuel dispensing outlet is arranged at the 3rd reactor lower end base, and diesel oil outlet sets
It is placed in the second reactor lower end base；The oil gas vent and the condensed device of superpressure air bleeding valve are connected with gasoline tank, described
Condensing unit is also sequentially connected with desulfurization deacidifying device, gas bag, fireproof tempering device, heating furnace, the heating furnace and economizer, water
Film dust pelletizing system is sequentially connected, the fuel dispensing outlet and diesel oil outlet through wind heat exchange component not with gasoline tank and diesel oil tank
It is connected.
Second reactor and the 3rd reactor are 5 ° and along material traffic direction liter with the angle of inclination of horizontal direction
It is high.
Automatic feeding device is connected with the charging aperture and equipped with sealing material plug.
First reactor is tightly connected with deslagging device.
The gas bag is also connected through oil pump with gasoline tank.
A kind of technique using the Three-effect energy-saving environment-friendly type plastic distillation system, comprises the following steps：
(1) pretreatment of raw material；
(2) feed：It is anti-that pretreated plastics enter three sections of uninterrupted formula waste plastic oil-refinings after uniformly mixing with catalyst
Answer kettle；
(3) cracking reaction；
(4) collection of fluid oil：By controlling the temperature of three-stage reactor different phase, along with the work of catalyst
With the 3rd reactor distills out gasoline, and the second reactor distills out diesel oil；
(5) circulation of system combustible gas：Deep fat gas inside 3rd reactor is drawn through oil gas vent, by condensing unit
Part deep fat gas-liquid chemical conversion gasoline is mixed into gasoline tank, and remaining uncooled hydro carbons mixed oil and gas are delivered to desulfurization depickling and filled by air pump
Used as furnace fuel into gas bag after putting treatment, fireproof tempering device, gas bag bottom are installed between gas bag and heating furnace
Liquefied gasoline is delivered to gasoline tank by oil pump；If oil gas vent is blocked, reacting kettle inner pressure is too high, and superpressure air bleeding valve is certainly
Dynamic to open, discharge oil gas also passes through condensing unit to gasoline tank, it is ensured that the security of cracking reaction；
(6) recycling of heat：Gasoline and diesel oil first pass through the cooling of wind-heat exchange group before squeezing into storage tank, in heating furnace
The tail gas of combustible gas burning is cooled down by economizer, and the heat for cementing out delivers to pretreatment of raw material operation for the baking of raw material
Dry and preheating and plant area heating；
(7) vent gas treatment：Wherein harmful gas such as sulfur dioxide is removed by desulfurization deacidifying device in combustible gas cyclic process
Body, enters in heating furnace burn afterwards, and burning produces tail gas by entering Water Membrane Dedusting System after the cooling of economizer, by double
Flue gas process again after does not only reach the purpose of smoke abatement and dust control, and has purified the poisonous corrosive gas such as sulphur therein, acid,
Discharged flue gas is fully achieved national atmosphere pollutants emission standardses；Wherein, the amount of the personal combustible gas of system can be by adjustment
The temperature of condenser system, controls oil-gas ratin within the specific limits, it is ensured that the personal combustible gas of system is recycled；
(8) ash collection.
Mixed waste plastic cleaned up in the step (1) and removes polyvinyl chloride plastics, it is to avoid the product of bioxin
Raw, material is normally dried and preheated using reclaiming heat by system operation afterwards.
Catalyst is non-toxic base metal half-metal oxide in the step (2), and catalyst usage amount accounts for the 2% of plastics
~3%.
Step (3) material is pushed ahead in three sections of uninterrupted formula waste plastic oil-refining reactors by shaftless screw,
Direction of propulsion and heat conduction orientation control every section of reactor conversely, realize adverse current full-contact heat exchange by temperature control system
Temperature, wherein the control of the first temperature of reaction kettle at 100 DEG C --- 150 DEG C, the second temperature of reaction kettle control at 150 DEG C --- 250
DEG C, the 3rd temperature of reaction kettle is controlled at 250 DEG C --- and 500 DEG C.
Compared with prior art, the present invention has following excellent technique effect：
The present invention is raw material using mixed waste plastic, realizes that material is inversely right with heat using three-stage catalytic pyrolysis mode
Stream Full connected, petroleum vapor recovery is personal as system fuel circulation, the heat that the cooling device of gasoline, diesel oil and tail gas is cemented out
Amount be completely used for system reuse, realize system thermal all of than traditional handicraft energy-conservation 60% or so, oil yield reaches
65%~70%；The generation that polyvinyl chloride plastics thoroughly prevent bioxin, system have been got rid of in the system pretreatment of raw material
Neutral dedusting, alkaline depickling desulfurization twice technique ensure that the qualified of emission；By catalyst and to different heating
The control of kettle temperature degree, it is ensured that the purity of gasoline and diesel oil.
Brief description of the drawings
Fig. 1 is process chart of the present invention；
Fig. 2 is the described three sections structural representations of uninterrupted formula waste plastic oil-refining reactor；
Fig. 3 be Fig. 2 in A to sectional view；
Reference is described in figure：The reactors of 1- first, the reactors of 2- second, the reactors of 3- the 3rd, 4- fuel dispensing outlets,
5- diesel oil is exported, 6- sealing thermal insulation pipelines, 7- manholes, 8- flues, 9- superpressure air bleeding valves, and 10- double helixs pusher drives
Dynamic device, 11- heating furnaces, 12- oil gas vents, 13- charging apertures.
Specific embodiment
The present invention is described in detail below in conjunction with the accompanying drawings.
As Figure 1-3, a kind of Three-effect energy-saving environment-friendly type plastic distillation system, including three sections of uninterrupted formula waste plastic oil-refinings
Reactor, it includes the 3rd reactor 3, the second reactor 2 and first that are sequentially connected by sealing thermal insulation pipeline 6 from top to bottom
Reactor 1, is shaftless double helix pusher inside it, and the first reactor 1 is located in heating furnace 11, the He of the second reactor 2
3rd reactor 3 inclines installation in the opposite direction, and superpressure air bleeding valve 9 is arranged at the upper end of the 3rd reactor 3 top, and charging aperture 13 sets
The lower end of the 3rd reactor 3 top is placed in, oil gas vent 12 is arranged at the lower end side of the 3rd reactor 3, fuel dispensing outlet 4 is arranged at the
The lower end base of three reactor 3, diesel oil outlet 5 is arranged at the lower end base of the second reactor 2；The oil gas vent 12 and superpressure are vented
The condensed device of valve 9 is connected with gasoline tank, the condensing unit also with desulfurization deacidifying device, gas bag, fireproof tempering device, heating
Stove 11 is sequentially connected, and the heating furnace 11 is sequentially connected with economizer, Water Membrane Dedusting System, and the fuel dispensing outlet 4 and diesel oil go out
Mouth 5 is not connected through wind heat exchange component with gasoline tank and diesel oil tank.
Second reactor 2 and the 3rd reactor 3 are 5 ° and along material traffic direction with the angle of inclination of horizontal direction
Raise.
Automatic feeding device is connected with the charging aperture 13 and equipped with sealing material plug.
First reactor 1 is tightly connected with deslagging device.
The gas bag is also connected through oil pump with gasoline tank.
The side of 3rd reactor 3 is provided with manhole 7, and top is provided with flue 8.
The double helix pusher drive device 10 be located at respective reaction kettle side, and screw feeder pitch according to thing
Material direction of propulsion is small by big gradual change, it is ensured that material is fully contacted with deep fat gas.
As shown in figure 1, a kind of technique using the Three-effect energy-saving environment-friendly type plastic distillation system, comprises the following steps：
(1) pretreatment of raw material：Mixed waste plastic is cleaned up and polyvinyl chloride plastics are removed, it is to avoid the product of bioxin
Raw, material is normally dried and preheated using reclaiming heat by system operation afterwards；
(2) feed：Pretreated plastics uniformly mix with catalyst after by automatic feeding device enter three sections not between
Disconnected formula waste plastic oil-refining reactor, feed arrangement sealing is air tight, and the catalyst is non-toxic base metal half-metal oxide,
Catalyst usage amount accounts for the 2%~3% of plastics；
(3) cracking reaction：Material is pushed ahead in three sections of uninterrupted formula waste plastic oil-refining reactors by shaftless screw,
Direction of propulsion and heat conduction orientation control every section of reactor conversely, realize adverse current full-contact heat exchange by temperature control system
Temperature, wherein the control of the first temperature of reaction kettle at 100 DEG C --- 150 DEG C, the second temperature of reaction kettle control at 150 DEG C --- 250
DEG C, the 3rd temperature of reaction kettle is controlled at 250 DEG C --- and 500 DEG C；
(4) collection of fluid oil：By controlling the temperature of three-stage reactor different phase, along with the work of catalyst
With the 3rd reactor distills out gasoline, and the second reactor distills out diesel oil；
(5) circulation of system combustible gas：Deep fat gas inside 3rd reactor is drawn through oil gas vent, by condensing unit
Part deep fat gas-liquid chemical conversion gasoline is mixed into gasoline tank, and remaining uncooled hydro carbons mixed oil and gas are delivered to desulfurization depickling and filled by air pump
Used as furnace fuel into gas bag after putting treatment, fireproof tempering device, gas bag bottom are installed between gas bag and heating furnace
Liquefied gasoline is delivered to gasoline tank by oil pump；If oil gas vent is blocked, reacting kettle inner pressure is too high, and superpressure air bleeding valve is certainly
Dynamic to open, discharge oil gas also passes through condensing unit to gasoline tank, it is ensured that the security of cracking reaction；
(6) recycling of heat：Gasoline and diesel oil first pass through the cooling of wind-heat exchange group before squeezing into storage tank, in heating furnace
The tail gas of combustible gas burning is cooled down by economizer, and the heat for cementing out delivers to pretreatment of raw material operation for the baking of raw material
Dry and preheating and plant area heating；
(7) vent gas treatment：Wherein harmful gas such as sulfur dioxide is removed by desulfurization deacidifying device in combustible gas cyclic process
Body, enters in heating furnace burn afterwards, and burning produces tail gas by entering Water Membrane Dedusting System after the cooling of economizer, by double
Flue gas process again after does not only reach the purpose of smoke abatement and dust control, and has purified the poisonous corrosive gas such as sulphur therein, acid,
Discharged flue gas is fully achieved national atmosphere pollutants emission standardses；Wherein, the amount of the personal combustible gas of system can be by adjustment
The temperature of condenser system, controls oil-gas ratin within the specific limits, it is ensured that the personal combustible gas of system is recycled；
(8) ash collection：Lime-ash after cracking reaction is transferred out by deslagging device.
Technique of the present invention realize system thermal all of than traditional handicraft energy-conservation 60% or so, oil yield
Reach 65%~70%.
Claims (9)
1. a kind of Three-effect energy-saving environment-friendly type plastic distillation system, it is characterised in that anti-including three sections of uninterrupted formula waste plastic oil-refinings
Answer kettle, the 3rd reactor (3) that it includes being sequentially connected by sealing thermal insulation pipeline (6) from top to bottom, the second reactor (2) and
First reactor (1), is shaftless double helix pusher inside it, and the first reactor (1) is in heating furnace (11), and second
Reactor (2) and the 3rd reactor (3) incline installation in the opposite direction, and superpressure air bleeding valve (9) is arranged on the 3rd reactor (3)
End top, charging aperture (13) is arranged at the 3rd reactor (3) lower end top, and oil gas vent (12) is arranged at the 3rd reactor (3)
Lower end side, fuel dispensing outlet (4) is arranged at the 3rd reactor (3) lower end base, and diesel oil outlet (5) is arranged at the second reactor
(2) lower end base；The oil gas vent (12) and superpressure air bleeding valve (9) condensed device are connected with gasoline tank, the condensation
Device is also sequentially connected with desulfurization deacidifying device, gas bag, fireproof tempering device, heating furnace (11), the heating furnace (11) with save coal
Device, Water Membrane Dedusting System are sequentially connected, and the fuel dispensing outlet (4) and diesel oil outlet (5) are not stored up through wind heat exchange component with gasoline
Tank is connected with diesel oil tank.
2. Three-effect energy-saving environment-friendly type plastic distillation system according to claim 1, it is characterised in that the second reactor (2)
5 ° are with the angle of inclination of the 3rd reactor (3) and horizontal direction and raised along material traffic direction.
3. Three-effect energy-saving environment-friendly type plastic distillation system according to claim 1 and 2, it is characterised in that the charging aperture
(13) place is connected with automatic feeding device and equipped with sealing material plug.
4. Three-effect energy-saving environment-friendly type plastic distillation system according to claim 1 and 2, it is characterised in that described first is anti-
Kettle (1) is answered to be tightly connected with deslagging device.
5. Three-effect energy-saving environment-friendly type plastic distillation system according to claim 1 and 2, it is characterised in that the gas bag is also
It is connected with gasoline tank through oil pump.
6. a kind of technique of Three-effect energy-saving environment-friendly type plastic distillation system described in utilization claim 1-5 any one, its feature
It is to comprise the following steps：
(1) pretreatment of raw material；
(2) feed：Pretreated plastics enter three sections of uninterrupted formula waste plastic oil-refining reactors after uniformly mixing with catalyst；
(3) cracking reaction；
(4) collection of fluid oil：3rd reactor distills out gasoline, and the second reactor distills out diesel oil；
(5) circulation of system combustible gas：Deep fat gas inside 3rd reactor is drawn through oil gas vent, by condensing unit part
Deep fat gas-liquid chemical conversion gasoline is mixed into gasoline tank, and remaining uncooled hydro carbons mixed oil and gas are delivered at desulfurization deacidifying device by air pump
Used as furnace fuel into gas bag after reason, fireproof tempering device, the liquefaction of gas bag bottom are installed between gas bag and heating furnace
Gasoline gasoline tank is delivered to by oil pump；
(6) recycling of heat：Gasoline and diesel oil first pass through the cooling of wind-heat exchange group before squeezing into storage tank, flammable in heating furnace
Gas burning tail gas by economizer cool down, the heat for cementing out deliver to pretreatment of raw material operation for raw material drying and
Preheating and the heating of plant area；
(7) vent gas treatment：By entering burning in heating furnace after desulfurization deacidifying device in combustible gas cyclic process, burning is produced
Tail gas is by entering Water Membrane Dedusting System after the cooling of economizer；
(8) ash collection.
7. Three-effect energy-saving environment-friendly type plastic oil refining process according to claim 6, it is characterised in that in the step (1)
Mixed waste plastic is cleaned up and polyvinyl chloride plastics are removed, system operation is normally carried out material using reclaiming heat afterwards
Dry and preheat.
8. Three-effect energy-saving environment-friendly type plastic oil refining process according to claim 6, it is characterised in that in the step (2)
Catalyst is non-toxic base metal half-metal oxide, and catalyst usage amount accounts for the 2%~3% of plastics.
9. the Three-effect energy-saving environment-friendly type plastic oil refining process according to claim 6-8 any one, it is characterised in that described
Step (3) material is pushed ahead in three sections of uninterrupted formula waste plastic oil-refining reactors by shaftless screw, direction of propulsion with heat
Amount conduction orientation is conversely, the control of the first temperature of reaction kettle is at 100 DEG C --- 150 DEG C, the second temperature of reaction kettle is controlled at 150 DEG C ---
250 DEG C, the 3rd temperature of reaction kettle is controlled at 250 DEG C --- and 500 DEG C.
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|---|---|---|---|
| CN201710157271.1A CN106833715A (en) | 2017-03-16 | 2017-03-16 | A kind of Three-effect energy-saving environment-friendly type plastic distillation system and technique |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710157271.1A CN106833715A (en) | 2017-03-16 | 2017-03-16 | A kind of Three-effect energy-saving environment-friendly type plastic distillation system and technique |
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ID=59144672
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1246510A (en) * | 1999-06-08 | 2000-03-08 | 周继福 | Process and equipment for producing gasoline and diesel oil with waste plastics and/or heavy oil |
| CN1284537A (en) * | 2000-07-12 | 2001-02-21 | 北京乐意环保技术有限公司 | Technological process and equipment of utilizing waste plastics to product gasoline, desel oil and liquiefied gas |
| CN204490811U (en) * | 2015-03-25 | 2015-07-22 | 洛阳瑞泽石化工程有限公司 | A kind of junked tire micelle cracking apparatus |
| CN104789254A (en) * | 2015-03-25 | 2015-07-22 | 洛阳瑞泽石化工程有限公司 | Waste tire colloidal particle cracking equipment and cracking process thereof |
-
2017
- 2017-03-16 CN CN201710157271.1A patent/CN106833715A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1246510A (en) * | 1999-06-08 | 2000-03-08 | 周继福 | Process and equipment for producing gasoline and diesel oil with waste plastics and/or heavy oil |
| CN1284537A (en) * | 2000-07-12 | 2001-02-21 | 北京乐意环保技术有限公司 | Technological process and equipment of utilizing waste plastics to product gasoline, desel oil and liquiefied gas |
| CN204490811U (en) * | 2015-03-25 | 2015-07-22 | 洛阳瑞泽石化工程有限公司 | A kind of junked tire micelle cracking apparatus |
| CN104789254A (en) * | 2015-03-25 | 2015-07-22 | 洛阳瑞泽石化工程有限公司 | Waste tire colloidal particle cracking equipment and cracking process thereof |
Non-Patent Citations (1)
| Title |
|---|
| 李为民等: "《石油化工概论》", 30 June 2013 * |
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Application publication date: 20170613 |