CN107828438A - Plastic cement cracking system and its heating means - Google Patents
Plastic cement cracking system and its heating means Download PDFInfo
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- CN107828438A CN107828438A CN201711009973.1A CN201711009973A CN107828438A CN 107828438 A CN107828438 A CN 107828438A CN 201711009973 A CN201711009973 A CN 201711009973A CN 107828438 A CN107828438 A CN 107828438A
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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
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/07—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of solid raw materials consisting of synthetic polymeric materials, e.g. tyres
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
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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
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1003—Waste materials
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
The invention discloses a kind of plastic cement cracking system and its heating means, it is related to cracking hydrocarbon oil field, its drip irrigation device is, including micelle cracking reaction kettle and thermal source, the heating agent delivery outlet of the thermal source is connected with the Heating medium of micelle cracking reaction kettle, the heating agent outlet of micelle cracking reaction kettle is connected with the heating agent refluxing opening of thermal source, and the thermal source of the micelle cracking reaction kettle is melt salt stove system, by molten salt furnace heat supply.Have the technical effect that, plastic cement cracking system institute calorific requirement is provided by molten salt furnace so that：1st, the Heating medium temperature of micelle cracking reaction kettle is 500 DEG C, and after the heat absorption of micelle cracking reaction kettle, the heat medium outlet temperature of micelle cracking reaction kettle is controlled at 480 DEG C or so, and the cracking temperature difference is only at 20 DEG C or so；2nd, fused salt circulating-heating uses, and heat energy stability is good, homogeneous heating；3rd, the capacity usage ratio of each system of plastic cement cracking system maximizes.
Description
Technical field
The present invention relates to cracking hydrocarbon oil field, more particularly to a kind of plastic cement cracking system and its heating means.
Background technology
At present, Publication No. CN105505431A Chinese patent discloses a kind of micelle continuous sealing cracking system, it
Including feed bin, the first sealing propeller, micelle cracking reaction kettle, the second sealing propeller and thermal source, the feed bin is arranged on the
At the charging aperture of one sealing propeller, the charging aperture of the discharging opening and micelle cracking reaction kettle of the first sealing propeller connects
Logical, the discharging opening of micelle cracking reaction kettle is connected with the charging aperture of the second sealing propeller；The heating agent delivery outlet of the thermal source with
The Heating medium connection of micelle cracking reaction kettle, the heating agent outlet of micelle cracking reaction kettle are connected with the heating agent refluxing opening of thermal source.
Publication No. CN106916600A Chinese patent discloses a kind of scrap rubber cracking system, including：Raw material is located in advance
Unit is managed, micelle is formed for separating and cutting the carcass steel wire in damaged tire with carcass；Feed unit, for institute
Feed material preparation units connection is stated, for realizing sealing anaerobic charging；Pyrolytic reaction unit, for connecting with the feed unit
Connect, including reactor and the heating coil that is wound in outside the reactor, the heating coil is in a manner of electromagnetic radiation
To reactor heat supply, so that raw material is pyrolyzed to form gas mixture.
Flue gas mode is changed to Electric heating by the technical scheme, eliminate boiler combustion generation flue gas module and
Exhaust-gas treatment module, greatly reduce number of devices, reduce equipment volume.
Under the system environments of micelle continuous sealing cracking system, the temperature of thermal medium starts counterincision at 200 DEG C or so
Solve stove heating agent cylinder circulating-heating.Because process conditions limit, the temperature of thermal medium can not feed life before being not up to 500 DEG C
Production.The temperature of thermal medium can over time need to be increased to 500 DEG C and continually and steadily under this operating temperature.Due to cracking
System needs the continually and steadily temperature at 500 degrees Celsius, and in the work of reality, cracking system is circulating a workflow
Afterwards, thermal medium all can have obvious heat to scatter and disappear after carrying out heat transfer, especially when the pyrolysis furnace in cracking system is with more
During level cracker, the temperature of the thermal medium of tail level is relatively low, does not reach temperature needed for normal lytic system.
The content of the invention
The purpose of the present invention is to provide a kind of plastic cement cracking system, and its calorific requirement is provided by molten salt furnace, has heat energy
The advantages of low and homogeneous heating that utilization rate is high, heat energy stability is good, heat scatters and disappears.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of plastic cement cracking system, including micelle cracking reaction kettle and thermal source, heating agent delivery outlet and the micelle of the thermal source crack
The Heating medium connection of reactor, the heating agent outlet of micelle cracking reaction kettle are connected with the heating agent refluxing opening of thermal source, the micelle
The thermal source of cracking reaction kettle is melt salt stove system, by molten salt furnace heat supply.
By using above-mentioned technical proposal, compared with electrically heated mode, cracking system needs continually and steadily Celsius 500
The electric energy that the temperature of degree is consumed is more, the warm better heat stability of molten salt furnace heat supply, and energy heat utilization is high, is ensureing needed for cracking
Energy consumption is relatively low in the case of temperature；With other thermal mediums（Such as combustion gas）Mode of heating compare, molten salt furnace heat supply conduction heat
During amount, heat scatters and disappears less, and temperature is basically identical before and after heating equipment, can control the temperature difference in relatively low scope,
The energy consumption heated again required in circulation heating is relatively low.
Further set：The melt salt stove system includes：Fused salt groove, heating agent refluxing opening is located on fused salt groove, and and micelle
The heating agent outlet conduit connection of cracking reaction kettle；
Fused salt heating furnace, fused salt heating furnace carry Split type combustion device, and heating agent delivery outlet is located in fused salt heating furnace, and and micelle
The Heating medium stream connection of cracking reaction kettle；
Connect the pipeline of fused salt groove and fused salt heating furnace and positioned at circulating pump of the fused salt groove to fused salt heating furnace conveying thermal medium.
By using above-mentioned technical proposal, the thermal medium after circulating a workflow by fused salt groove is withdrawn, and
Preheat herein, then be delivered to the temperature that fused salt heating furnace is heated to reach needed for thermal medium, and be delivered to micelle again and split
Solution reaction kettle is heated.
Further set：The fused salt groove is removably connected with electrothermal radiation tube.
By using above-mentioned technical proposal, compared with common electric heating tube element, its advantage is：1st, install, detection exists
Carried out outside stove, electric heater unit is changed without maintenance is carried out again after the temperature in shutdown or cooling fused salt groove, it is easy to maintenance.Normally
Under the condition of production, replacing only needs 10 minutes or so, greatly reduces labor intensity, improves productivity ratio.2nd, compact-sized, performance is steady
Calmly, the several times that single power is big, service life is better than common electric heating tube.
Further set：The fused salt heating furnace has wind-supplying mouth, wind-supplying mouth connection air-makeup system, and air-makeup system includes sky
Air preheater, the air inlet of air preheater are connected with air blower, the air outlet of air preheater and the benefit wind of fused salt heating furnace
Mouth connection.
By using above-mentioned technical proposal, because fused salt heating furnace heating needs to burn oxygen, the air blast of air-makeup system is utilized
Machine fills into air, avoids fused salt heating furnace from forming negative pressure of vacuum environment, because the air that air blower is sent into is needed in air preheat
Device heating is delivered in fused salt heating furnace again, avoids Cryogenic air from influenceing fused salt heating furnace internal temperature, the temperature drop after heating
The low and temperature difference of fused salt heating furnace internal temperature, reduce the heat consumption and energy consumption of fused salt heating furnace.
Further set：The fused salt heating furnace has exhaust opening, exhaust opening connection smoke processing system, fume treatment system
System includes the radiator being connected with exhaust opening pipeline and the chimney being connected with radiator pipeline.
By using above-mentioned technical proposal, fused salt heating furnace can produce flue gas, by smoke processing system by flue gas cool-down
Handle simultaneously qualified discharge.
Further set：The fused salt heating furnace has exhaust opening and wind-supplying mouth, wind-supplying mouth connection heat recovery system, institute
Stating heat recovery system includes air preheater, and the air inlet of air preheater is connected with air blower, the smoke evacuation of fused salt heating furnace
Mouth pipeline is connected to auxiliary heat supplying on air preheater, and the air outlet of air preheater and the wind-supplying mouth of fused salt heating furnace connect
Connect.
By using above-mentioned technical proposal, flue gas cool-down is handled into simultaneously qualified discharge using smoke processing system, utilizes benefit
The air blower of wind system fills into air, and is delivered to again in fused salt heating furnace by air preheater heating, due to fused salt heating furnace
The flue gas of exhaust opening discharge be the temperature with 400~500 DEG C, utilize the auxiliary supply fused salt heating furnace heating of this temperature, drop
Low fused salt heating furnace reaches the energy consumption required for temperature, and further optimization system simultaneously reduces cost.
Further set：Also include temperature control system, the temperature control system includes：
The first temperature measuring point positioned at the heating agent exit of micelle cracking reaction kettle, the first temperature measuring point detect temperature at this and feed back use
In to the signal heated needed for fused salt groove；
The second temperature measuring point positioned at the heating agent exit of fused salt groove, the second temperature measuring point detect temperature at this and fed back for fused salt
The signal of heating needed for groove；
The priority of the second described temperature measuring point is more than the first temperature measuring point, is cut off when the first temperature measuring point performs the transmission of other signals
Second temperature measuring point works.
By using above-mentioned technical proposal, after a circulation work flow terminates, temperature control system two at thermometric
Point can detect the temperature of thermal medium in real time, and feed back whether fused salt groove heats by temperature measuring point, and control micelle cracking is anti-
Answering the temperature of the heat source medium of kettle reduces in the range of self-demand.
It is a further object of the present invention to provide a kind of heating means for plastic cement cracking system, there is heat utilization rate
The advantages of low and homogeneous heating that height, heat energy stability are good, heat scatters and disappears.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of heating means for plastic cement cracking system, plastic cement cracking system include micelle cracking reaction kettle and thermal source, are glue
The thermal source of grain cracking reaction kettle heating is melt salt stove system, is heated by the way of molten salt furnace heat supply.
By using above-mentioned technical proposal, compared with electrically heated method, cracking system needs to continue surely the heating means
It is more to be scheduled on the electric energy that 500 degrees Celsius of temperature is consumed, the warm better heat stability of molten salt furnace heat supply, can heat utilization efficiency it is high,
In the case where ensureing temperature needed for cracking, energy consumption is relatively low；With other thermal mediums（Such as combustion gas）Heating means compare, fused salt
Stove heat supply is during heat is conducted, and heat scatters and disappears less, and temperature is basically identical before and after heating equipment, can control the temperature difference and exist
In relatively low scope, the energy consumption heated again required in circulation heating is relatively low.
Further set：The heating agent delivery outlet of the thermal source is connected with the Heating medium of micelle cracking reaction kettle, and micelle splits
The heating agent outlet of solution reaction kettle is connected with the heating agent refluxing opening of thermal source；
The melt salt stove system includes：Fused salt groove, heating agent refluxing opening are located on fused salt groove, and with the heating agent of micelle cracking reaction kettle
Outlet conduit connects；
Fused salt heating furnace, fused salt heating furnace carry Split type combustion device, and the heating agent delivery outlet of thermal source is located in fused salt heating furnace, and
It is connected with the Heating medium stream of micelle cracking reaction kettle；
Connect the pipeline of fused salt groove and fused salt heating furnace and positioned at circulating pump of the fused salt groove to fused salt heating furnace conveying thermal medium；
Also include temperature control system, the temperature control system includes：
The first temperature measuring point positioned at the heating agent exit of micelle cracking reaction kettle, the first temperature measuring point detect whether temperature at this is less than
480 DEG C and feed back for the signal heated needed for fused salt groove；
The second temperature measuring point positioned at the heating agent exit of fused salt groove, the second temperature measuring point detect whether temperature at this is less than 480 DEG C simultaneously
Feed back the signal for that must be heated to fused salt groove；
The priority of the second described temperature measuring point is more than the first temperature measuring point；
When the first temperature measuring point is less than 480 DEG C less than detection temperature, feeding speed and/or the delay of micelle cracking reaction kettle are reduced
Certain time feeds back the first temperature measuring point and rises again and do not heat to the signal heated needed for fused salt groove, the first temperature measuring point again, it is on the contrary then add
Heat；When the first temperature measuring point carry out reduce micelle cracking reaction kettle feeding speed and/or delay certain time feed back the first survey again
During warm spot, the second temperature measuring point does not work；Micelle cracking is reduced when the second temperature measuring point is less than detection temperature less than 480 DEG C and performed instead
Answer kettle feeding speed and/or delay certain time again feedback signal when, fused salt groove must heat.
By using above-mentioned technical proposal, after a circulation work flow terminates, temperature control system two at thermometric
Point can detect the temperature of thermal medium in real time, and the temperature of the second temperature measuring point causes the thermal medium temperature-controllable in fused salt groove
System is at 480 DEG C, it is ensured that the temperature difference that thermal medium cools after a workflow is in 20 DEG C.
Further set：The fused salt heating furnace has exhaust opening and wind-supplying mouth, wind-supplying mouth connection heat recovery system, institute
Stating heat recovery system includes air preheater, and the air inlet of air preheater is connected with air blower, the smoke evacuation of fused salt heating furnace
Mouth pipeline is connected to auxiliary heat supplying on air preheater, and the air outlet of air preheater and the wind-supplying mouth of fused salt heating furnace connect
Connect；
The exhaust opening discharge of the heat recovery system is delivered in air preheater with 400 DEG C~500 DEG C of flue gas to be aided in
Compensation temperature is provided.
By using above-mentioned technical proposal, flue gas cool-down is handled into simultaneously qualified discharge using smoke processing system, utilizes benefit
The air blower of wind system fills into air, and is delivered to again in fused salt heating furnace by air preheater heating, due to fused salt heating furnace
The flue gas of exhaust opening discharge there is 400~500 DEG C of temperature, utilize the auxiliary supply fused salt heating furnace heating of this temperature, reduce
Fused salt heating furnace reaches the energy consumption required for temperature, and further optimization system simultaneously reduces cost.
In summary, the invention has the advantages that：Plastic cement cracking system institute calorific requirement is provided by molten salt furnace, is made
：1st, the Heating medium temperature of micelle cracking reaction kettle is 500 DEG C, and after the heat absorption of micelle cracking reaction kettle, micelle cracking is anti-
The heat medium outlet temperature of kettle is answered to control at 480 DEG C or so, the cracking temperature difference is only at 20 DEG C or so；
2nd, fused salt circulating-heating uses, and heat energy stability is good, homogeneous heating；
3rd, the capacity usage ratio of each system of plastic cement cracking system maximizes.
Brief description of the drawings
Fig. 1 is the schematic diagram of plastic cement cracking system；
Fig. 2 is the schematic diagram of melt salt stove system；
Fig. 3 is fused salt heating furnace and its a kind of embodiment schematic diagram of corollary system；
Fig. 4 is the another embodiment schematic diagram of fused salt heating furnace and its corollary system.
In figure, 1, feed bin；2nd, the first sealing propeller；3rd, micelle cracking reaction kettle；31st, the first temperature measuring point；32nd, second survey
Warm spot；4th, the second sealing propeller；5th, thermal source；51st, fused salt groove；511st, electrothermal radiation tube；52nd, fused salt heating furnace；521st, split
Formula burner；522nd, wind-supplying mouth；523rd, exhaust opening；53rd, circulating pump；54th, air preheater；55th, air blower；56th, radiator；
57th, chimney.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
Embodiment 1：
A kind of plastic cement cracking system, as shown in figure 1, sealing propeller 2, micelle cracking reaction kettle 3, second including feed bin 1, first
Seal propeller 4 and thermal source 5.Wherein, feed bin 1 is arranged at the charging aperture of the first sealing propeller 2, the first sealing propeller 2
Discharging opening be connected with the charging aperture of micelle cracking reaction kettle 3, the discharging opening of micelle cracking reaction kettle 3 and second sealing propeller
4 charging aperture connection；The heating agent delivery outlet of thermal source 5 is connected with the Heating medium of micelle cracking reaction kettle 3, micelle cracking reaction kettle
3 heating agent outlet is connected with the heating agent refluxing opening of thermal source 5.The thermal source 5 of micelle cracking reaction kettle 3 is melt salt stove system, by fused salt
Stove heat supply.
As shown in Fig. 2 melt salt stove system includes fused salt groove 51 and fused salt heating furnace 52, fused salt groove 51 flows back provided with heating agent
Mouthful, heating agent refluxing opening is connected with the heating agent outlet conduit of micelle cracking reaction kettle 3, and fused salt heating furnace 52 exports provided with heating agent
Mouthful, heating agent delivery outlet is connected with the Heating medium stream of micelle cracking reaction kettle 3.
Fused salt groove 51 is provided with electrothermal radiation tube 511, and the heating agent that electrothermal radiation tube 511 is detachably attached to fused salt groove 51 enters
Mouthful side, opposite side are provided with circulating pump 53, and circulating pump 53 is connected with the use pipeline of fused salt heating furnace 52, and circulating pump 53 is by fused salt groove
It is delivered to after thermal medium preheating in 51 in fused salt heating furnace 52.Fused salt heating furnace 52 carries Split type combustion device 521, heat
Medium is heated again by burner.
Melt salt stove system also includes temperature control system, and temperature control system includes：Positioned at the heat of micelle cracking reaction kettle 3
First temperature measuring point 31 in matchmaker exit, the first temperature measuring point 31 detect temperature at this and fed back for heating needed for fused salt groove 51
Signal.The second temperature measuring point 32 positioned at the heating agent exit of fused salt groove 51, the second temperature measuring point 32 detect temperature at this and feed back use
In the signal to heating needed for fused salt groove 51；The priority of second temperature measuring point 32 is more than the first temperature measuring point 31, under normal circumstances, the
After the detection temperature of two temperature measuring point 32 is less than setting value, fused salt groove 51 must heat.It is less than in the detection temperature of the second temperature measuring point 32 and sets
After definite value, if the system takes other means to rise again, the first temperature measuring point 31 performs, and cuts off the second temperature measuring point 32 and work.
As shown in figure 3, fused salt heating furnace 52 has wind-supplying mouth 522, wind-supplying mouth 522 connects air-makeup system, air-makeup system bag
Air preheater 54 is included, the air inlet of air preheater 54 is connected with air blower 55, the air outlet and fused salt of air preheater 54
The wind-supplying mouth 522 of heating furnace 52 connects.
The air blower 55 of air-makeup system fills into the air of the burning of fused salt heating furnace 52, and by air preheater 54, by drum
It is delivered to again in fused salt heating furnace 52 after the air heating that blower fan 55 is sent into, avoids Cryogenic air from influenceing inside fused salt heating furnace 52
Temperature, the temperature after heating reduce the temperature difference with the internal temperature of fused salt heating furnace 52, reduce the heat consumption and energy of fused salt heating furnace 52
Consumption.
Fused salt heating furnace 52 also has exhaust opening 523, and exhaust opening 523 connects smoke processing system, smoke processing system bag
The radiator 56 being connected with the pipeline of exhaust opening 523 and the chimney 57 being connected with the pipeline of radiator 56 are included, flue gas passes through fume treatment
System cooling discharge.
Embodiment 2：
A kind of plastic cement cracking system, as different from Example 1, as shown in figure 4, fused salt heating furnace 52 has the He of exhaust opening 523
Wind-supplying mouth 522, wind-supplying mouth 522 connect heat recovery system, and heat recovery system includes air preheater 54, air preheater 54
Air inlet be connected with air blower 55, the pipeline of exhaust opening 523 of fused salt heating furnace 52, which is connected on air preheater 54, to be aided in supplying
Heat, and the air outlet of air preheater 54 is connected with the wind-supplying mouth 522 of fused salt heating furnace 52.
400~500 DEG C of temperature of the flue gas discharged using the exhaust opening 523 of fused salt heating furnace 52, auxiliary supply fused salt
Heating furnace 52 heats, the heating-up temperature of the air preheater 54 of reduction, and reduction fused salt heating furnace 52 reaches the energy required for temperature
Consumption.
Embodiment 3：
A kind of heating means for plastic cement cracking system, application first are stated in the plastic cement cracking system in embodiment 2, are micelle
The thermal source 5 that cracking reaction kettle 3 heats is melt salt stove system, is heated by the way of the heat supply of fused salt heating furnace 52.
Temperature control system in plastic cement cracking system, first positioned at the heating agent exit of micelle cracking reaction kettle 3 surveys
Warm spot 31 detects whether temperature at this is less than 480 DEG C, and feeds back for the signal to heating needed for fused salt groove 51；When the first thermometric
When point 31 is less than 480 DEG C less than detection temperature, reduces the feeding speed of micelle cracking reaction kettle 3 and/or postpone certain time again
Feed back signal of first temperature measuring point 31 to heating needed for fused salt groove 51, do not heated if the first temperature measuring point 31 is risen again, it is on the contrary then plus
Heat.
When the first temperature measuring point 31 reduce micelle cracking reaction kettle 3 feeding speed and/or delay certain time it is anti-again
When presenting the first temperature measuring point 31, the second temperature measuring point 32 does not work.
In temperature control system in plastic cement cracking system, the second temperature measuring point 32 positioned at the heating agent exit of fused salt groove is examined
Survey whether temperature at this is less than 480 DEG C, and feed back the signal for being heated to fused salt groove 51；The priority of second temperature measuring point 32 is big
In the first temperature measuring point 31, micelle cracking reaction kettle 3 is reduced when the second temperature measuring point 32 is less than 480 DEG C and do not performed less than detection temperature
Feeding speed and/or delay certain time when feeding back again, fused salt groove 51 must heat.
Heat recovery system includes air preheater 54, and the air inlet of air preheater 54 is connected with air blower 55, fused salt
The pipeline of exhaust opening 523 of heating furnace 52 is connected to auxiliary heat supplying on air preheater 54, and the air outlet of air preheater 54 with
The wind-supplying mouth 522 of fused salt heating furnace 52 connects；
The discharge of exhaust opening 523 of heat recovery system is delivered in air preheater 54 with 400 DEG C~500 DEG C of flue gas to be aided in
Compensation temperature is provided, reduction fused salt heating furnace 52 reaches the energy consumption required for 500 DEG C, and further optimization system simultaneously reduces cost.
The above embodiments are only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Claims (10)
1. a kind of plastic cement cracking system, including micelle cracking reaction kettle（3）And thermal source（5）, the thermal source（5）Heating agent delivery outlet
With micelle cracking reaction kettle（3）Heating medium connection, micelle cracking reaction kettle（3）Heating agent outlet and thermal source（5）Heating agent
Refluxing opening connects, it is characterised in that：The micelle cracking reaction kettle（3）Thermal source（5）For melt salt stove system, supplied by molten salt furnace
Heat.
2. plastic cement cracking system according to claim 1, it is characterised in that：The melt salt stove system includes：Fused salt groove
（51）, heating agent refluxing opening is located at fused salt groove（51）On, and with micelle cracking reaction kettle（3）Heating agent outlet conduit connection；
Fused salt heating furnace（52）, fused salt heating furnace（52）With Split type combustion device（521）, heating agent delivery outlet be located at fused salt heating
Stove（52）On, and with micelle cracking reaction kettle（3）Heating medium stream connection；
Connect fused salt groove（51）And fused salt heating furnace（52）Pipeline and positioned at fused salt groove（51）To fused salt heating furnace（52）Conveying
The circulating pump of thermal medium（53）.
3. plastic cement cracking system according to claim 2, it is characterised in that：The fused salt groove（51）It is removably connected with electricity
Heat radiation tube（511）.
4. plastic cement cracking system according to claim 2, it is characterised in that：The fused salt heating furnace（52）With wind-supplying mouth
（522）, wind-supplying mouth（522）Air-makeup system is connected, air-makeup system includes air preheater（54）, air preheater（54）Air intake
Mouth is connected with air blower（55）, air preheater（54）Air outlet and fused salt heating furnace（52）Wind-supplying mouth（522）Connection.
5. plastic cement cracking system according to claim 2, it is characterised in that：The fused salt heating furnace（52）With exhaust opening
（523）, exhaust opening（523）Smoke processing system is connected, smoke processing system includes and exhaust opening（523）The radiating of pipeline connection
Device（56）With with radiator（56）The chimney of pipeline connection（57）.
6. plastic cement cracking system according to claim 2, it is characterised in that：The fused salt heating furnace（52）With exhaust opening
（523）And wind-supplying mouth（522）, wind-supplying mouth（522）Heat recovery system is connected, the heat recovery system includes air preheater
（54）, air preheater（54）Air inlet be connected with air blower（55）, fused salt heating furnace（52）Exhaust opening（523）Pipeline connects
It is connected to air preheater（54）Upper auxiliary heat supplying, and air preheater（54）Air outlet and fused salt heating furnace（52）Wind-supplying mouth
（522）Connection.
7. plastic cement cracking system according to claim 2, it is characterised in that：Also include temperature control system, the temperature
Control system includes：
Positioned at micelle cracking reaction kettle（3）Heating agent exit the first temperature measuring point（31）, the first temperature measuring point（31）Detect at this
Temperature is simultaneously fed back for giving fused salt groove（51）The signal of required heating；
Positioned at fused salt groove（51）Heating agent exit the second temperature measuring point（32）, the second temperature measuring point（32）Detect at this temperature and anti-
Present for giving fused salt groove（51）The signal of required heating；
The second described temperature measuring point（32）Priority be more than the first temperature measuring point（31）, when the first temperature measuring point（31）Perform other letters
Number transmission when cut off the second temperature measuring point（32）Work.
A kind of 8. heating means for plastic cement cracking system, it is characterised in that：Plastic cement cracking system includes micelle cracking reaction
Kettle（3）And thermal source（5）, it is micelle cracking reaction kettle（3）The thermal source of heating（5）For melt salt stove system, using molten salt furnace heat supply
Mode heats.
9. the heating means according to claim 8 for plastic cement cracking system, it is characterised in that：The thermal source（5）'s
Heating agent delivery outlet and micelle cracking reaction kettle（3）Heating medium connection, micelle cracking reaction kettle（3）Heating agent outlet and thermal source
（5）Heating agent refluxing opening connection；
The melt salt stove system includes：Fused salt groove（51）, heating agent refluxing opening is located at fused salt groove（51）On, and with micelle cracking reaction
Kettle（3）Heating agent outlet conduit connection；
Fused salt heating furnace（52）, fused salt heating furnace（52）With Split type combustion device（521）, thermal source（5）Heating agent delivery outlet position
In fused salt heating furnace（52）On, and with micelle cracking reaction kettle（3）Heating medium stream connection；
Connect fused salt groove（51）And fused salt heating furnace（52）Pipeline and positioned at fused salt groove（51）To fused salt heating furnace（52）Conveying
The circulating pump of thermal medium（53）；
Also include temperature control system, the temperature control system includes：
Positioned at micelle cracking reaction kettle（3）Heating agent exit the first temperature measuring point（31）, the first temperature measuring point（31）Detect at this
Whether temperature is less than 480 DEG C and feeds back for giving fused salt groove（51）The signal of required heating；
Positioned at fused salt groove（51）Heating agent exit the second temperature measuring point（32）, the second temperature measuring point（32）Whether detect at this temperature
Less than 480 DEG C and feed back for giving fused salt groove（51）The signal of required heating；
The second described temperature measuring point（32）Priority be more than the first temperature measuring point（31）；
When the first temperature measuring point（31）When being less than 480 DEG C less than detection temperature, micelle cracking reaction kettle is reduced（3）Feeding speed
And/or delay certain time feeds back the first temperature measuring point again（31）Give fused salt groove（51）The signal of required heating, the first temperature measuring point
（31）Rise again and do not heat, it is on the contrary then heat；When the first temperature measuring point（31）Carry out reducing micelle cracking reaction kettle（3）Feeding speed
And/or delay certain time feeds back the first temperature measuring point again（31）When, the second temperature measuring point（32）Do not work, when the second temperature measuring point（32）
Being less than 480 DEG C less than detection temperature and perform reduces micelle cracking reaction kettle（3）Feeding speed and/or delay certain time again
During feedback signal, fused salt groove（51）It must heat.
10. the heating means according to claim 9 for plastic cement cracking system, it is characterised in that：The fused salt heating
Stove（52）With exhaust opening（523）And wind-supplying mouth（522）, wind-supplying mouth（522）Connect heat recovery system, the heat recovery system
System includes air preheater（54）, air preheater（54）Air inlet be connected with air blower（55）, fused salt heating furnace（52）'s
Exhaust opening（523）Pipeline is connected to air preheater（54）Upper auxiliary heat supplying, and air preheater（54）Air outlet and fused salt
Heating furnace（52）Wind-supplying mouth（522）Connection；
The exhaust opening of the heat recovery system（523）Discharge is delivered to air preheater with 400 DEG C~500 DEG C of flue gas
（54）Interior auxiliary provides compensation temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711009973.1A CN107828438A (en) | 2017-10-25 | 2017-10-25 | Plastic cement cracking system and its heating means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711009973.1A CN107828438A (en) | 2017-10-25 | 2017-10-25 | Plastic cement cracking system and its heating means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107828438A true CN107828438A (en) | 2018-03-23 |
Family
ID=61649252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711009973.1A Pending CN107828438A (en) | 2017-10-25 | 2017-10-25 | Plastic cement cracking system and its heating means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107828438A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846063A (en) * | 2019-12-06 | 2020-02-28 | 无锡市泰新环保科技有限公司 | High-efficient processing system of junked tire micelle |
| US11999920B2 (en) | 2020-09-14 | 2024-06-04 | Ecolab Usa Inc. | Cold flow additives for plastic-derived synthetic feedstock |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105505431A (en) * | 2016-02-02 | 2016-04-20 | 无锡市泰新环保科技有限公司 | Continuous sealed cleavage system for colloidal particles |
| CN205590623U (en) * | 2016-02-02 | 2016-09-21 | 无锡市泰新环保科技有限公司 | Micelle is sealed schizolysis system in succession |
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2017
- 2017-10-25 CN CN201711009973.1A patent/CN107828438A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105505431A (en) * | 2016-02-02 | 2016-04-20 | 无锡市泰新环保科技有限公司 | Continuous sealed cleavage system for colloidal particles |
| CN205590623U (en) * | 2016-02-02 | 2016-09-21 | 无锡市泰新环保科技有限公司 | Micelle is sealed schizolysis system in succession |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846063A (en) * | 2019-12-06 | 2020-02-28 | 无锡市泰新环保科技有限公司 | High-efficient processing system of junked tire micelle |
| CN110846063B (en) * | 2019-12-06 | 2021-08-10 | 无锡市泰新环保科技有限公司 | High-efficient processing system of junked tire micelle |
| US11999920B2 (en) | 2020-09-14 | 2024-06-04 | Ecolab Usa Inc. | Cold flow additives for plastic-derived synthetic feedstock |
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