CN209507951U - Oily sludge catalytic pyrolysis system - Google Patents
Oily sludge catalytic pyrolysis system Download PDFInfo
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- CN209507951U CN209507951U CN201920204811.1U CN201920204811U CN209507951U CN 209507951 U CN209507951 U CN 209507951U CN 201920204811 U CN201920204811 U CN 201920204811U CN 209507951 U CN209507951 U CN 209507951U
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Abstract
The utility model provides a kind of oily sludge catalytic pyrolysis system, is related to changing rejected material to useful resource process field.Oily sludge catalytic pyrolysis system is used for the catalytic pyrolysis of oily sludge with oil recovery comprising carrier gas device for reacting front and back blow device to avoid system jams and coking, and is also used to carrier gas in reaction process；First reaction unit, the first reaction unit are connected to carrier gas device, and the first reaction unit is for being pyrolyzed to generate oil vapour oily sludge；Second reaction unit, the second reaction unit are connected to the first reaction unit, and the second reaction unit is for receiving oil vapour and oil vapour being made to carry out catalysis reaction, and to promote, heavy component flows back and light components are recovered；Condensing unit, condensing unit are connected to the second reaction unit, and condensing unit is used for condensed light component.This oily sludge catalytic pyrolysis system can be improved the quality of oil recovery.
Description
Technical field
The utility model relates to changing rejected material to useful resource process fields, in particular to a kind of oily sludge catalytic pyrolysis
System.
Background technique
Oily sludge is one of oil field special type solid waste, and pollution can not only be reached by carrying out pyrolysis processing to oily sludge
Object it is innoxious, while valuable oily resource can also be recycled.But traditional oily sludge pyrolytic technique recycling oil quality is not high.
Utility model content
The purpose of this utility model includes providing a kind of oily sludge catalytic pyrolysis system, can be improved the product of oil recovery
Matter.
The embodiments of the present invention are achieved in that
A kind of oily sludge catalytic pyrolysis system, the catalytic pyrolysis for oily sludge is with oil recovery comprising:
Carrier gas device for reacting front and back blow device to avoid system jams and coking, and is also used to reaction process
Middle carrier gas；
First reaction unit, the first reaction unit are connected to carrier gas device, the first reaction unit be used for oily sludge into
Row pyrolysis is to generate the oil vapour comprising heavy component and light components；
Second reaction unit, the second reaction unit are connected to the first reaction unit, and the second reaction unit is for receiving oily steaming
Vapour simultaneously makes oil vapour carry out catalysis reaction, with promote heavy component be back to the first reaction unit and light components enter it is next
Process is recovered in turn；
Condensing unit, condensing unit are connected to the second reaction unit, and condensing unit is used for condensed light component.
Further, above-mentioned first reaction unit includes that fixed bed reactors add with the heat preservation for being sheathed on fixed bed reactors
Hot stove, fixed bed reactors are connected to carrier gas device and the second reaction unit simultaneously, and fixed bed reactors are used for oily sludge
It is pyrolyzed, heat-insulating heating furnace is for heating fixed bed reactors.
Further, above-mentioned second reaction unit includes paste state bed reactor, and paste state bed reactor is connected to first simultaneously
Reaction unit and condensing unit, paste state bed reactor are used to receive oil vapour and react oil vapour under the action of catalyst, with
Promote that heavy component is back to the first reaction unit and light components enter condensing unit and then are recovered.
Further, above-mentioned oily sludge catalytic pyrolysis system further includes temperature control equipment, temperature control equipment setting
In the first reaction unit, temperature control equipment is used to control, show, monitor the temperature and heating rate of the first reaction unit.
Further, above-mentioned temperature control equipment includes temperature controller, digital display instrument and alarm, temperature controller, digital display instrument and report
Alert device is connected to the first reaction unit, and temperature controller is used to control the temperature of the first reaction unit, and digital display instrument is for monitoring simultaneously
Show the temperature and heating rate of the first reaction unit, alarm is used in monitoring temperature be more than preset temperature alarm.
Further, above-mentioned carrier gas device includes the gas cylinder, flowmeter and check valve being sequentially communicated, and check valve is connected to
One reaction unit.
Further, above-mentioned carrier gas device further includes the first valve and the second valve, and the first valve is connected to gas cylinder simultaneously
And flowmeter, the second valve are connected to flowmeter and check valve simultaneously, the first valve and the second valve are in control system
Gas flow.
Further, above-mentioned carrier gas device further includes bypass valve, and bypass valve is connected to gas cylinder and check valve simultaneously.
Further, above-mentioned condensing unit includes condenser and the exhaust-valve for being connected to condenser, and condenser is connected to
Two reaction units, condenser carry out oily recycling for condensed light component, and exhaust-valve is for discharging extra not solidifying gas.
Further, above-mentioned condenser includes the first-stage condenser being sequentially communicated, secondary condenser, three-level condenser, and one
Grade condenser is connected to the second reaction unit, and exhaust-valve is set to three-level condenser.
The beneficial effect of the utility model embodiment includes:
Oily sludge catalytic pyrolysis system is used for the catalytic pyrolysis of oily sludge with oil recovery comprising: carrier gas device is used
In reaction front and back blow device to avoid system jams and coking, and it is also used to carrier gas in reaction process；First reaction unit,
First reaction unit is connected to carrier gas device, and the first reaction unit is used to be pyrolyzed oily sludge to generate comprising heavy group
Divide the oil vapour with light components；Second reaction unit, the second reaction unit are connected to the first reaction unit, the second reaction unit
For receiving oil vapour and oil vapour being made to carry out catalysis reaction, to promote heavy component to be back to the first reaction unit and lightweight
Component enters subsequent processing and then is recovered；Condensing unit, condensing unit are connected to the second reaction unit, and condensing unit is for cold
Solidifying light components.This oily sludge catalytic pyrolysis system by the second reaction unit of setting, make after pyrolysis the oil vapour that generates into
Row catalysis reaction, so that the heavy component in oil vapour be promoted to flow back to be pyrolyzed again, light components enter condensing unit in turn
It is recovered.Oil recovery only includes light components, so that the quality of oil recovery is effectively promoted, while heavy component is back to
One reaction unit is simultaneously pyrolyzed again, can effectively improve the rate of recovery of light components.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of oily sludge catalytic pyrolysis system in the utility model embodiment.
Icon: 100- oily sludge catalytic pyrolysis system；110- carrier gas device；111- gas cylinder；The first valve of 112-；
113- flowmeter；The second valve of 114-；115- check valve；116- pressure reducing valve；117- first pressure gauge；119- second is pressed
Power table；120- pneumatic filter；122- bypass valve；The first reaction unit of 130-；132- fixed bed reactors；134- is protected
Warm heating furnace；136- third pressure gauge；The second reaction unit of 150-；152- paste state bed reactor；170- condensing unit；
172- condenser；174- exhaust-valve；175- first-stage condenser；176- secondary condenser；177- three-level condenser；180-
Temperature control equipment；182- temperature controller；184- digital display instrument；186- alarm.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term "inner", "outside"
For be based on the orientation or positional relationship shown in the drawings or the utility model product using when the orientation or position usually put
Relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.This
Outside, term " first ", " second ", " third " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
In addition, the terms such as term "horizontal", "vertical" are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to indicate that the structure has been had to if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
Fig. 1 is please referred to, the present embodiment provides a kind of oily sludge catalytic pyrolysis systems 100, the catalysis for oily sludge
Pyrolysis is with oil recovery.Oily sludge catalytic pyrolysis system 100 includes carrier gas device 110, the reaction of the first reaction unit 130, second
Device 150 and condensing unit 170.Carrier gas device 110 is used to react front and back blow device to avoid system jams and coking, and
And it is also used to carrier gas in reaction process.First reaction unit 130 is connected to carrier gas device 110, the first reaction unit 130 for pair
Oily sludge is pyrolyzed to generate the oil vapour for including heavy component and light components.Second reaction unit 150 is connected to
One reaction unit 130, the second reaction unit 150 is for receiving oil vapour and oil vapour being made to carry out catalysis reaction, to promote heavy
Component backflow to the first reaction unit 130 and light components enters subsequent processing and then is recovered.Condensing unit 170 is connected to
Second reaction unit 150, condensing unit 170 is for condensing the light components.
Wherein, carrier gas device 110 includes gas cylinder 111, flowmeter 113 and the check valve 115 being sequentially communicated, check valve 115
It is connected to the first reaction unit 130.During the reaction, carrier gas device 110 is used for carrier gas, and carrier gas reacts with oily sludge
To improve oil yield.
Specifically, carrier gas device 110 further includes the first valve 112 and the second valve 114.First valve 112 is set to gas
Between bottle 111 and flowmeter 113, the first valve 112 is connected to gas cylinder 111 and flowmeter 113 simultaneously.The setting of second valve 114
Between flowmeter 113 and check valve 115, the second valve 114 is connected to flowmeter 113 and check valve 115 simultaneously.First valve
112 and second valve 114 be respectively arranged at the upstream and downstream of flowmeter 113, for the gas flow in control system, simultaneously
It can play a protective role to flowmeter 113.
It is excessively high for the gas pressure that avoids enter into system, pressure reducing valve 116 is set between gas cylinder 111 and the first valve 112, together
When pressure reducing valve 116 entrance and exit first pressure gauge 117 and second pressure gauge 119 is respectively set, with the gas of detection system
Pressure condition.In addition, pneumatic filter 120 is arranged between second pressure gauge 119 and the first valve 112, to prevent from containing in gas
There is particulate matter that device is caused to block.
In addition, carrier gas device 110 further includes bypass valve 122, bypass valve 122 is connected to gas cylinder 111 and check valve simultaneously
115.Specifically, the entrance of bypass valve 122 is connected to pneumatic filter 120, and the outlet of bypass valve 122 is in check valve 115.
When carrier gas device 110 purges the device in whole system, without detecting to flow, air-flow goes out from gas cylinder 111
Hair enters the first reaction unit 130 through check valve 115 directly through after bypass valve 122.
First reaction unit 130 includes fixed bed reactors 132 and the heat-insulating heating furnace for being sheathed on fixed bed reactors 132
134, fixed bed reactors 132 are connected to carrier gas device 110 and the second reaction unit 150 simultaneously, and fixed bed reactors 132 are used for
Oily sludge is pyrolyzed.Fixed bed reactors 132 are provided with third pressure gauge 136, to read in fixed bed reactors 132
Pressure parameter.Heat-insulating heating furnace 134 is for heating fixed bed reactors 132.In the present embodiment, heat-insulating heating furnace 134 is
High-temperature ceramic fibre adiabatic heat-insulation heating furnace.
Second reaction unit 150 includes paste state bed reactor 152, and paste state bed reactor 152 is connected to the first reaction simultaneously
Device 130 and condensing unit 170.Paste state bed reactor 152 is for receiving oil vapour and keeping oil vapour anti-under the action of catalyst
It answers, to promote, heavy component is back to the first reaction unit 130 and light components enter condensing unit 170 and are recovered in turn.
Specifically, paste state bed reactor 152 is connected to fixed bed reactors 132, setting catalysis in 152 reactor of paste state bed reactor
Agent.Oily sludge is pyrolyzed in fixed bed reactors 132 generates oil vapour, includes light components and heavy component in oil vapour.
Oil vapour carries out catalysis reaction after entering paste state bed reactor 152, to promote heavy component to flow back, light components recycling.It can be with
Understand, in other embodiments, the second reaction unit 150 is also possible to load the fixed bed reactors of catalyst, can also expire
The requirement of foot certain production light components and heavy component.
Condensing unit 170 includes condenser 172 and the exhaust-valve 174 for being connected to condenser 172.Condenser 172 is connected to
Second reaction unit 150, condenser 172 include the first-stage condenser 175 being sequentially communicated, secondary condenser 176, three-level condenser
177, first-stage condenser 175 is connected to the second reaction unit 150, and condenser 172 is for condensed light component to carry out oily recycling.
Exhaust-valve 174 is set to three-level condenser 177, and exhaust-valve 174 is for discharging extra not solidifying gas.In the present embodiment, it condenses
Device 172 cools down light components by recirculated cooling water step by step.
Oily sludge catalytic pyrolysis system 100 further includes temperature control equipment 180.Temperature control equipment 180 is set to
One reaction unit 130, temperature control equipment 180 are used to control, show, monitor the temperature and heating speed of the first reaction unit 130
Rate.Temperature control equipment 180 includes temperature controller 182, digital display instrument 184 and alarm 186, temperature controller 182, digital display instrument 184 and report
Alert device 186 is connected to the first reaction unit 130.Temperature controller 182 is connected to heat-insulating heating furnace 134, is added by control heat preservation
The heating temperature and heating rate of hot stove 134 for control the first reaction unit 130 temperature, digital display instrument 184 and alarm
Device 186 is connected to fixed bed reactors 132, and digital display instrument 184 is used to monitor and show the temperature and heating of the first reaction unit 130
Rate, alarm 186 are used in monitoring temperature be more than preset temperature alarm.In the present embodiment, temperature control equipment 180 is set
It is placed in control cabinet.
The working principle and the course of work of oily sludge catalytic pyrolysis system 100 are as follows:
Firstly, starting carrier gas device 110, purges oily sludge catalytic pyrolysis system 100.Close the first valve
112, the gas in gas cylinder 111 enters the pipeline of carrier gas device 110, after gas is filtered by pneumatic filter 120, through bypass valve
122 reach check valve 115, subsequently into the first reaction unit 130, the second reaction unit 150 and condensing unit 170.Work as load
When the loine pressure of device of air 110 is excessively high, logical pressure reducing valve 116 is adjusted.In purge, pass through 117 He of first pressure gauge
The gas pressure of the reading carrier gas device 110 of second pressure gauge 119.
Then, carrier gas device 110 is closed after completing purging, starts to be pyrolyzed oily sludge and be catalyzed.Greasy dirt will be contained
After mud sample product are fitted into fixed bed reactors 132, the power supply of whole system is opened, opens the first valve 112.It is again started up carrier gas
Device 110, and it is adjusted to suitable carrier gas technological parameter.Gas successively passes through first pressure gauge 117, pressure reducing valve 116, at this time
Two pressure gauges 119, pneumatic filter 120, the first valve 112, flowmeter 113, the second valve 114, check valve 115, then into
Enter fixed bed reactors 132.Fixed bed reactors 132 are heated using heat-insulating heating furnace 134.During heating, by temperature control
Device 182 carries out heating temperature and heating rate control.Monitored by digital display instrument 184 and show the first reaction unit 130 temperature and
Heating rate.When monitoring temperature is more than preset temperature, alarm 186 is alarmed.It is anti-that fixed bed is read by third pressure gauge 136
Answer the pressure in device 132.In entire pyrolytic process, system always with carrier gas, carrier gas in fixed bed reactors 132 with contain
Greasy dirt reacts.By choosing suitable type carrier gases and flow parameter, while suitable heating rate is controlled, it can
Effectively improve oil yield.
Paste state bed reactor 152, which is connected in fixed bed reactors 132 and paste state bed reactor 152, is arranged catalyst.Contain
The oil vapour that greasy dirt high temperature pyrolysis generates enters paste state bed reactor 152.Carrier gas also enters paste state bed reactor 152, carrier gas
Oil vapour can be promoted to be sufficiently mixed, contact with catalyst.Oil vapour occurs in paste state bed reactor 152 with catalyst anti-
It answers, heavy component is promoted to flow back, light components recycling.On the one hand, light components enter condensing unit 170, successively pass through level-one
Condenser 175, secondary condenser 176, three-level condenser 177 cool down light components by recirculated cooling water, most step by step
Recycling oil product eventually.Oil recovery is light components, and the quality of oil recovery is effectively promoted.Not solidifying gas passes through 174 row of exhaust-valve
Out.On the other hand, the heavy component in oil vapour condenses rapidly, flows back into fixed bed reactors 132, carries out hot again
Solution, to effectively improve the rate of recovery of light components, while also reducing pyrolysis reaction temperature.
Finally, carrying out gas purging, blowing out cooling again after catalytic pyrolysis.
Oily sludge catalytic pyrolysis system 100 by the second reaction unit 150 of setting, make after pyrolysis the oil vapour that generates into
Row catalysis reaction is to promote heavy component to flow back, light components recycling.Oil recovery only includes light components, thus the product of oil recovery
Matter is effectively promoted, and heavy component is back to fixed bed reactors 132 and is pyrolyzed again, can effectively improve light components
The rate of recovery.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of oily sludge catalytic pyrolysis system, the catalytic pyrolysis for oily sludge is with oil recovery, which is characterized in that packet
It includes:
Carrier gas device for reacting front and back blow device to avoid system jams and coking, and is also used to carry in reaction process
Gas；
First reaction unit, first reaction unit are connected to the carrier gas device, and first reaction unit is used for institute
Oily sludge is stated to be pyrolyzed to generate the oil vapour for including heavy component and light components；
Second reaction unit, second reaction unit are connected to first reaction unit, and second reaction unit is used for
It receives the oil vapour and the oil vapour is made to carry out catalysis reaction, to promote the heavy component to be back to first reaction
Device and the light components enter subsequent processing and then are recovered；
Condensing unit, the condensing unit are connected to second reaction unit, and the condensing unit is for condensing the lightweight
Component.
2. oily sludge catalytic pyrolysis system according to claim 1, which is characterized in that first reaction unit includes
Fixed bed reactors and the heat-insulating heating furnace for being sheathed on the fixed bed reactors, the fixed bed reactors are connected to institute simultaneously
Carrier gas device and second reaction unit are stated, the fixed bed reactors are described for being pyrolyzed to the oily sludge
Heat-insulating heating furnace is for heating the fixed bed reactors.
3. oily sludge catalytic pyrolysis system according to claim 1, which is characterized in that second reaction unit includes
Paste state bed reactor, the paste state bed reactor are connected to first reaction unit and the condensing unit, the slurry simultaneously
State bed reactor is for receiving the oil vapour and reacting the oil vapour under the action of catalyst, to promote the heavy group
Divide and is back to first reaction unit and the light components into the condensing unit and then is recovered.
4. oily sludge catalytic pyrolysis system according to claim 1, which is characterized in that the oily sludge catalytic pyrolysis
System further includes temperature control equipment, and the temperature control equipment is set to first reaction unit, the temperature control dress
Set the temperature and heating rate for controlling, showing, monitoring first reaction unit.
5. oily sludge catalytic pyrolysis system according to claim 4, which is characterized in that the temperature control equipment includes
Temperature controller, digital display instrument and alarm, the temperature controller, the digital display instrument and the alarm are connected to first reaction
Device, the temperature controller are used to control the temperature of first reaction unit, and the digital display instrument is for monitoring and showing described the
The temperature and heating rate of one reaction unit, the alarm are used in monitoring temperature be more than preset temperature alarm.
6. oily sludge catalytic pyrolysis system according to claim 1, which is characterized in that the carrier gas device includes successively
Gas cylinder, flowmeter and the check valve of connection, the check valve are connected to first reaction unit.
7. oily sludge catalytic pyrolysis system according to claim 6, which is characterized in that the carrier gas device further includes
One valve and the second valve, first valve are connected to the gas cylinder and the flowmeter simultaneously, and second valve is simultaneously
It is connected to the flowmeter and the check valve, first valve and second valve are for the gas stream in control system
Amount.
8. oily sludge catalytic pyrolysis system according to claim 6, which is characterized in that the carrier gas device further includes side
Road valve, the bypass valve are connected to the gas cylinder and the check valve simultaneously.
9. oily sludge catalytic pyrolysis system according to claim 1, which is characterized in that the condensing unit includes condensation
Device and the exhaust-valve for being connected to the condenser, the condenser are connected to second reaction unit, and the condenser is used for
The light components are condensed to carry out oily recycling, the exhaust-valve is for discharging extra not solidifying gas.
10. oily sludge catalytic pyrolysis system according to claim 9, which is characterized in that the condenser includes successively
The first-stage condenser of connection, secondary condenser, three-level condenser, the first-stage condenser are connected to second reaction unit,
The exhaust-valve is set to the three-level condenser.
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| CN201920204811.1U CN209507951U (en) | 2019-02-15 | 2019-02-15 | Oily sludge catalytic pyrolysis system |
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| CN201920204811.1U CN209507951U (en) | 2019-02-15 | 2019-02-15 | Oily sludge catalytic pyrolysis system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109626782A (en) * | 2019-02-15 | 2019-04-16 | 新疆维吾尔自治区环境保护科学研究院 | Oily sludge catalytic pyrolysis system and oily sludge catalytic pyrolysis treatment process |
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2019
- 2019-02-15 CN CN201920204811.1U patent/CN209507951U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109626782A (en) * | 2019-02-15 | 2019-04-16 | 新疆维吾尔自治区环境保护科学研究院 | Oily sludge catalytic pyrolysis system and oily sludge catalytic pyrolysis treatment process |
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