CN112877083A - Rotary dry distillation complete equipment and production process thereof - Google Patents
Rotary dry distillation complete equipment and production process thereof Download PDFInfo
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- CN112877083A CN112877083A CN202110069316.6A CN202110069316A CN112877083A CN 112877083 A CN112877083 A CN 112877083A CN 202110069316 A CN202110069316 A CN 202110069316A CN 112877083 A CN112877083 A CN 112877083A
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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
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/28—Other processes
- C10B47/30—Other processes in rotary ovens or retorts
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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
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/28—Other processes
- C10B47/32—Other processes in ovens with mechanical conveying means
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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
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/28—Other processes
- C10B47/32—Other processes in ovens with mechanical conveying means
- C10B47/40—Other processes in ovens with mechanical conveying means with endless conveying devices
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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
- C10G5/00—Recovery of liquid hydrocarbon mixtures from gases, e.g. natural gas
- C10G5/06—Recovery of liquid hydrocarbon mixtures from gases, e.g. natural gas by cooling or compressing
Abstract
The invention relates to the technical field of dry distillation complete equipment, in particular to rotary dry distillation complete equipment.A condensing system condenses and enriches high-boiling organic matters and solid particles of fly ash, and the fly ash and an oil phase are condensed, so that the problem of emulsion caused by large-water-volume condensation is avoided, the high-quality recovery of oil is improved, the problem that the condensed water of a non-condensable gas pipeline is too much and is easy to freeze and block in winter is reduced, two groups of slag cooling devices adopt a cooling mode of a water cooling jacket, the discharging temperature is reduced, the material cooling effect is improved, the treatment effect of the device on waste gas is improved by arranging a gas washing device, and the environmental protection property of the device is improved; the system comprises two groups of rotary retorts, two groups of slag cooling devices, a condensing system, a gas washing device, a feeding device and a discharging device, wherein the two groups of rotary retorts are configured in parallel, an emergency fire extinguishing device is arranged in each rotary retort, and the input ends of the two groups of rotary retorts are respectively communicated with the output end of the feeding device.
Description
Technical Field
The invention relates to the technical field of complete dry distillation equipment, in particular to rotary complete dry distillation equipment.
Background
The rotary dry distillation complete equipment is an auxiliary device for the rotary dry distillation complete equipment, and is widely used in the field of dry distillation complete equipment; the existing rotary dry distillation complete equipment is used for discovering that dry distillation is a reaction process of heating and decomposing solid or organic matters under the condition of air isolation, various gases, steam and solid residues are generated as a result of dry distillation, a mixture of the gases and the steam is cooled and then is divided into the gases and the liquid, the dry distillation is a production process which is familiar and adopted by human beings very early, when the currently used integral equipment is used for reducing oil-containing pollutants generated in the oil exploitation process, the water consumption of the device is large, the amount of emulsion generated in the distillation process is large, the recovery rate of oil products is low, and the condensed water of a non-condensable gas pipeline is too much and is easy to freeze and block in winter to cause accidents.
Disclosure of Invention
In order to solve the technical problems, the invention provides a rotary dry distillation complete equipment, wherein a condensing system condenses and enriches high-boiling-point organic matters and solid particles of fly ash, and condenses fly ash and an oil phase to avoid emulsion problems caused by large-water-volume condensation, improve high-quality recovery of oil products, reduce accidents caused by excessive freezing and easy blockage of condensed water of a non-condensable gas pipeline, reduce discharge temperature and improve material cooling effect by adopting a cooling mode of a water cooling jacket for two groups of slag cooling devices, improve the treatment effect of the device on waste gas by arranging a gas washing device, and improve the environmental protection property of the device.
The invention relates to a rotary dry distillation complete equipment, which comprises two groups of rotary dry distillators, two groups of slag cooling devices, a condensing system, a gas washing device, a feeding device and a discharging device, wherein the two groups of rotary dry distillators are configured in parallel, an emergency fire extinguishing device is arranged in each rotary dry distillator, the input ends of the two groups of rotary dry distillators are respectively communicated with the output end of the feeding device, the two groups of slag cooling devices are respectively arranged on the outer side walls of the two groups of rotary dry distillators, the two groups of slag cooling devices adopt a cooling mode of a water cooling jacket, the input ends of the two groups of slag cooling devices are respectively communicated with the output ends of the two groups of rotary dry distillators, the output ends of the two groups of slag cooling devices are respectively communicated with the discharging device, the condensing system is arranged between the two groups, The tube nest condensation and the deep cooling heat exchanger are integrated, the induced draft fan and the mist catching gas are respectively communicated with the condensation system, and the gas washing device is arranged between the two groups of rotary retorts and is respectively communicated with the two groups of rotary retorts.
The invention relates to a rotary dry distillation complete equipment, a discharging device comprises a first material bin, a partition plate, two groups of spiral belt conveyors and two groups of first scraper conveyors, wherein a cavity is arranged in the first material bin, the extension of the partition plate is connected with the inner side wall of the first material bin and is arranged in the cavity, the upper part of the first material bin is provided with a first cavity, the lower part of the first material bin is provided with a second cavity, and the first chamber and the second chamber are respectively provided with a feed inlet and a discharge outlet which are respectively communicated with the two groups of chambers, the two groups of screw belt conveyors are respectively arranged in the two groups of chambers, the output ends of the two groups of spiral belt conveyors are respectively communicated with the discharge holes of the two groups of cavities, the output ends of the two groups of first scraper conveyors are respectively connected with the output ends of the two groups of spiral belt conveyors and communicated with the discharge holes of the two groups of cavities, and the output ends of the two groups of first scraper conveyors are respectively communicated with the input ends of the two groups of rotary retorts.
The invention relates to rotary dry distillation complete equipment, wherein a material receiving device comprises a second scraper conveyor and a second material bin, the second scraper conveyor is arranged at the output ends of two groups of slag cooling devices and is respectively communicated with the output ends of the two groups of slag cooling devices, a cavity is arranged in the second material bin, a feed inlet and a discharge outlet are arranged in the cavity, the feed inlet and the discharge outlet are communicated with the cavity, the second scraper conveyor is arranged at the feed inlet of the second material bin, and the output end of the second scraper conveyor is communicated with the feed inlet of the cavity.
The rotary dry distillation complete equipment also comprises a rotary dry distiller, wherein a feed inlet of the rotary dry distiller adopts a mode of feeding by adopting a rotary air locking valve and a spiral conveyor, and the rotary dry distiller is provided with a temperature detection device, a co-combustion burner, a safe fire extinguishing port, a manhole, an oxygen content detector and an alarm device.
The rotary complete dry distillation equipment further comprises a gas washing device, wherein the gas washing device integrates a circulating pump, a spray tower and a heightening chimney.
The rotary dry distillation complete equipment further comprises an emergency fire extinguishing device, wherein the emergency fire extinguishing device is arranged inside the rotary dry distiller and is communicated with the inside of the rotary dry distiller.
The invention relates to a rotary dry distillation production process, which comprises the following steps:
step one, a solid phase process:
(1) the complete equipment is provided with two retort furnaces and a set of fraction treatment system in parallel;
(2) the incoming materials are loaded into a feeding bin through engineering machinery, and the feeding amount is set according to the processing capacity to be automatically supplied to the belt conveyor;
(3) conveying the processed object to a rotary retort by a scraper; setting the treatment temperature of the retort according to the process conditions, and evaporating or cracking the water and organic pollutants in the treated object;
(4) after high-temperature treatment, the solid phase in the retort furnace meets the discharge requirement, and the solid phase substance is cooled to about 20 ℃ above the ambient temperature by cooling equipment and discharged into a storage bin or a stockyard for concentrated temporary storage;
step two, a gas phase flow process:
1, performing dry distillation treatment on a liquid phase in a dry distillation furnace to form a high-temperature mixed gas phase, and condensing and enriching organic matters with high boiling point and solid particles of fly ash by oil bath condensation;
2, controlling the temperature of the gas phase after oil bath at about 120 ℃, and then cooling the gas phase to about 60 ℃ through a tube-array heat exchanger;
3, the gas phase cooled by the tube still heat exchanger passes through a demister firstly and then enters a heat exchanger of a condensing unit again, and the gas phase is cooled to about 25 ℃;
4, directly introducing the final non-condensable gas into an incineration system after passing through a mist catcher;
step three, liquid phase flow process:
1) the oil bath part has the function of condensing the fly ash and the oil phase, so that the problems of emulsion caused by large water amount condensation and low quality and recovery rate of recovered oil are avoided;
2) a water-cooling coil is introduced into the oil groove, the oil temperature is maintained at about 100 ℃, a spray circulating pump and a sewage pump are arranged at the bottom of the oil groove, spray circulation and oil product discharge are respectively carried out, and the discharged oil product is cooled by a heat exchanger and then directly enters a storage oil tank;
3) most of steam condensed by the oil bath is water vapor mixed with a small amount of light oil vapor, the steam is condensed by a tube heat exchanger and then enters a temporary storage tank, and then the steam is discharged into an oil-water separation tank to separate water from a small amount of light oil and then is respectively discharged;
4) the gas after passing through the tube heat exchanger firstly passes through a demister to remove the water mist which is not enriched, and the residual non-condensable gas passes through an induced draft fan to enter an incineration chamber;
5) and a closed type water spraying tower heat dissipation system is configured to supply heat exchange cold water for oil groove water cooling, external discharge oil cooling and shell pass of the tube array.
Compared with the prior art, the invention has the beneficial effects that: firstly, materials are respectively conveyed into the two groups of rotary retorts through a feeding device, the treatment temperature of the rotary retorts can be set according to the process conditions, moisture and organic pollutants in a treated object are evaporated or cracked, the treated material residues are discharged through a discharging device after being subjected to cooling treatment of a slag cooling device, a liquid phase in the rotary retorts forms a high-temperature mixed gas phase after being subjected to the retorting treatment, a condensing system condenses and enriches organic matters with high boiling point and solid particles of fly ash, the fly ash and an oil phase are condensed, the emulsion problem caused by large-water-volume condensation is avoided, the high-quality recovery of oil products is improved, the accident caused by excessive freezing of condensed water of a non-condensable gas pipeline in winter is reduced, the slag discharging temperature is reduced and the slag cooling effect is improved by adopting a cooling mode of a water cooling jacket for the two groups of slag cooling, through setting up the gas washing device, improve the device and to the treatment effect of waste gas, improve the feature of environmental protection of device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the connection of the rotary retort with a slag cooling apparatus or the like;
FIG. 3 is an enlarged schematic view of the connection between the first material bin and the partition plate;
FIG. 4 is an enlarged schematic view of the connection of the second flight conveyor to a second material silo or the like;
FIG. 5 is a schematic flow diagram of the production process of the present invention;
in the drawings, the reference numbers: 1. a rotary retort; 2. a slag cooling device; 3. a condensing system; 4. a gas washing device; 5. a first material bin; 6. a partition plate; 7. a helical belt conveyor; 8. a first scraper conveyor; 9. a second scraper conveyor; 10. and a second material cabin.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1 to 5, the rotary dry distillation complete equipment of the present invention comprises two sets of rotary dry distillators 1, two sets of slag cooling devices 2, a condensing system 3, a gas washing device 4, a feeding device and a discharging device, wherein the two sets of rotary dry distillators 1 are configured in parallel, an emergency fire extinguishing device is arranged inside the rotary dry distillator 1, the input ends of the two sets of rotary dry distillators 1 are respectively communicated with the output ends of the feeding device, the two sets of slag cooling devices 2 are respectively installed on the outer side walls of the two sets of rotary dry distillators 1, the two sets of slag cooling devices 2 adopt a cooling mode of a water cooling jacket, the input ends of the two sets of slag cooling devices 2 are respectively communicated with the output ends of the two sets of rotary dry distillators 1, the output ends of the two sets of slag cooling devices 2 are respectively communicated with the discharging device, the condensing system 3 is arranged, the condensing system 3 integrates oil bath condensation, tube array condensation and a cryogenic heat exchanger, the induced draft fan and the mist catching gas are respectively communicated with the condensing system 3, and the gas washing device 4 is arranged between the two groups of rotary retorts 1 and is respectively communicated with the two groups of rotary retorts 1; firstly, materials are respectively conveyed into the two groups of rotary retorts 1 through a feeding device, the treatment temperature of the rotary retorts 1 can be set according to the process conditions, the moisture and organic pollutants in a treated object are evaporated or cracked, the treated material residues are discharged by a discharging device after being cooled by a slag cooling device 2, the liquid phase in the rotary retorts 1 is subjected to carbonization treatment to form a high-temperature mixed gas phase, a condensing system 3 condenses and enriches the high-boiling organic matters and solid particles of fly ash, the fly ash and an oil phase are condensed to avoid the emulsion problem caused by the condensation of a large amount of water, improve the high-quality recovery of oil products, reduce the accidents caused by excessive freezing of condensed water of a non-condensable gas pipeline in winter, and reduce the discharging temperature of slag by adopting a cooling mode of a water cooling jacket for the two groups of slag cooling devices 2, improve the slag cooling effect, through setting up gas washing device 4, improve the device and to the treatment effect of waste gas, improve the feature of environmental protection of device.
The invention relates to a rotary dry distillation complete equipment, a discharging device comprises a first material bin 5, a partition plate 6, two groups of spiral belt conveyors 7 and two groups of first scraper conveyors 8, wherein a cavity is arranged in the first material bin 5, the extension of the partition plate 6 is connected with the inner side wall of the first material bin 5 and is arranged in the cavity, the upper part of the first material bin 5 is provided with a first cavity, the lower part of the first material bin 5 is provided with a second cavity, a feeding hole and a discharging hole are respectively arranged in the first cavity and the second cavity, the feeding hole and the discharging hole are respectively communicated with the two groups of cavities, the two groups of spiral belt conveyors 7 are respectively arranged in the two groups of cavities, the output ends of the two groups of spiral belt conveyors 7 are respectively communicated with the discharging holes of the two groups of cavities, the output ends of the two groups of first scraper conveyors 8 are respectively connected with the output ends of the two groups of spiral belt conveyors 7, the output ends of the two groups of first scraper conveyors 8 are respectively communicated with the input ends of the two groups of rotary retorts 1; in placing two sets of cavities with the material that needs processing, place and to discharge the material to the discharge gate of cavity respectively to inside two sets of first scraper conveyor 8 through opening two sets of spiral shell area conveyer 7 after accomplishing, discharge to the inside material of two sets of first scraper conveyor 8 and discharge the inside to two sets of rotation dry distiller 1 respectively through the transport of two sets of first scraper conveyor 8, through setting up two sets of spiral shell area conveyer 7, avoid the sizing to shut down, set for the rotational speed of spiral shell area conveyer 7 according to throughput and confirm the handling capacity, improve the treatment quality of material, through setting up two sets of first scraper conveyor 8, improve the unobstructed nature of material transport, improve the machining efficiency of device to the material, improve the practicality of device.
The invention relates to a rotary dry distillation complete plant, wherein a material receiving device comprises a second scraper conveyor 9 and a second material bin 10, the second scraper conveyor 9 is arranged at the output ends of two groups of slag cooling devices 2 and is respectively communicated with the output ends of the two groups of slag cooling devices 2, a cavity is arranged in the second material bin 10, a feeding hole and a discharging hole are arranged in the cavity, the feeding hole and the discharging hole are communicated with the cavity, the second scraper conveyor 9 is arranged at the feeding hole of the second material bin 10, and the output end of the second scraper conveyor 9 is communicated with the feeding hole of the cavity; through setting up second scraper conveyor 9, improve the convenience that two sets of slag cooling device 2 row material back material was collected, improve the conveying efficiency of material, reduce the intensity of labour that personnel received the material, through setting up second object feed bin 10, improve the closure that the device stored to the material, stop to produce the dust explosion probably, improve the storage security of material, improve the device practicality.
The rotary dry distillation complete equipment also comprises a rotary dry distiller 1, wherein a feed inlet of the rotary dry distiller 1 adopts a mode of feeding by adopting a rotary air locking valve and a spiral conveyor, and the rotary dry distiller 1 is provided with a temperature detection device, a mixed combustion burner, a safe fire extinguishing port, a manhole, an oxygen content detector and an alarm device; the feeding hole of the rotary dry distiller 1 is set to be a mode of feeding in a mode of rotating the air locking valve and the spiral conveyer, the air tightness during feeding is improved, and the safety of the device during working is improved and the practicability of the device is improved by being equipped with various measuring devices and safety devices.
The rotary complete dry distillation equipment further comprises a gas washing device 4, wherein the gas washing device 4 is integrated with a circulating pump, a spray tower and a heightening chimney; through setting up circulating pump and spray column, make the device adopt hydrologic cycle's mode to purify waste gas, improve the purification efficiency of device to waste gas, reduce exhaust-gas treatment's cost, improve exhaust-gas treatment's convenience.
The rotary dry distillation complete equipment also comprises an emergency fire extinguishing device, wherein the emergency fire extinguishing device is arranged inside the rotary dry distiller 1 and is communicated with the inside of the rotary dry distiller 1; by arranging the emergency fire extinguishing device, uncontrolled sludge combustion in the furnace is avoided, and the use safety of the device is improved.
The invention relates to a rotary dry distillation complete equipment, which is operated, firstly, materials are respectively conveyed into two groups of rotary dry distillators 1 through a feeding device, the treatment temperature of the rotary dry distillators 1 can be set according to process conditions, moisture and organic pollutants in a treated object are evaporated or cracked, material residues after treatment are discharged through a discharging device after temperature reduction treatment of a slag cooling device 2, a liquid phase in the rotary dry distillator 1 forms a high-temperature mixed gas phase after dry distillation treatment, a condensing system 3 condenses and enriches organic matters with high boiling point and solid particles of fly ash, then the materials to be processed are placed in two groups of cavities, the materials are respectively discharged into two groups of first scraper conveyors 8 by opening two groups of spiral belt conveyors 7 after placement, and the materials discharged into the two groups of first scraper conveyors 8 are respectively discharged into two groups of first scraper conveyors 8 by conveying the two groups of first scraper conveyors 8 Inside rotary retort 1, then through setting up second scraper conveyor 9, improve the convenience that two sets of slag cooling device 2 were arranged the material and were collected after the material, improve the conveying efficiency of material.
Solid phase process:
(1) the complete equipment is provided with two retort furnaces and a set of fraction treatment system in parallel;
(2) the incoming materials are loaded into a feeding bin through engineering machinery, and the feeding amount is set according to the processing capacity to be automatically supplied to the belt conveyor; the first scraper conveyor and the second scraper conveyor are preferably belt conveyors;
(3) conveying the processed object to a rotary retort by a scraper; setting the treatment temperature of the retort according to the process conditions, and evaporating or cracking the water and organic pollutants in the treated object;
(4) after high-temperature treatment, the solid phase in the retort furnace meets the discharge requirement, and the solid phase substance is cooled to about 20 ℃ above the ambient temperature by cooling equipment and discharged into a storage bin or a stockyard for concentrated temporary storage;
a gas phase process:
1, performing dry distillation treatment on a liquid phase in a dry distillation furnace to form a high-temperature mixed gas phase, and condensing and enriching organic matters with high boiling point and solid particles of fly ash by oil bath condensation;
2, controlling the temperature of the gas phase after oil bath at about 120 ℃, and then cooling the gas phase to about 60 ℃ through a tube-array heat exchanger;
3, the gas phase cooled by the tube still heat exchanger passes through a demister firstly and then enters a heat exchanger of a condensing unit again, and the gas phase is cooled to about 25 ℃;
4, directly introducing the final non-condensable gas into an incineration system after passing through a mist catcher;
the liquid phase process comprises the following steps:
1) the oil bath part has the function of condensing the fly ash and the oil phase, so that the problems of emulsion caused by large water amount condensation and low quality and recovery rate of recovered oil are avoided;
2) a water-cooling coil is introduced into the oil groove, the oil temperature is maintained at about 100 ℃, a spray circulating pump and a sewage pump are arranged at the bottom of the oil groove, spray circulation and oil product discharge are respectively carried out, and the discharged oil product is cooled by a heat exchanger and then directly enters a storage oil tank;
3) most of steam condensed by the oil bath is water vapor mixed with a small amount of light oil vapor, the steam is condensed by a tube heat exchanger and then enters a temporary storage tank, and then the steam is discharged into an oil-water separation tank to separate water from a small amount of light oil and then is respectively discharged;
4) the gas after passing through the tube heat exchanger firstly passes through a demister to remove the water mist which is not enriched, and the residual non-condensable gas passes through an induced draft fan to enter an incineration chamber;
5) and a closed type water spraying tower heat dissipation system is configured to supply heat exchange cold water for oil groove water cooling, external discharge oil cooling and shell pass of the tube array.
According to the rotary dry distillation complete equipment, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the rotary dry distillation complete equipment can be implemented as long as the beneficial effects of the rotary dry distillation complete equipment can be achieved; the rotary dry distiller 1, the slag cooling device 2, the condensing system 3, the gas washing device 4, the spiral belt conveyor 7, the first scraper conveyor 8 and the second scraper conveyor 9 of the rotary dry distillation complete equipment are purchased from the market, and technicians in the industry only need to install and operate according to the attached operating instructions.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A rotary dry distillation complete equipment is characterized by comprising two groups of rotary dry distillators (1), two groups of slag cooling devices (2), a condensing system (3), a gas washing device (4), a feeding device and a discharging device, wherein the two groups of rotary dry distillators (1) are configured in parallel, an emergency fire extinguishing device is arranged inside the rotary dry distillator (1), the input ends of the two groups of rotary dry distillators (1) are respectively communicated with the output end of the feeding device, the two groups of slag cooling devices (2) are respectively arranged on the outer side walls of the two groups of rotary dry distillators (1), the two groups of slag cooling devices (2) adopt a cooling mode of a water cooling jacket, the input ends of the two groups of slag cooling devices (2) are respectively communicated with the output ends of the two groups of rotary dry distillators (1), and the output ends of the two groups of slag cooling devices (, the condensing system (3) is arranged between the two groups of rotary retorts (1) and is communicated with the insides of the two groups of rotary retorts (1) respectively, the condensing system (3) integrates oil bath condensation, tube array condensation and a cryogenic heat exchanger, the induced draft fan and the mist catching gas are communicated with the condensing system (3) respectively, and the gas washing device (4) is arranged between the two groups of rotary retorts (1) and is communicated with the insides of the two groups of rotary retorts (1) respectively.
2. The rotary dry distillation complete plant as claimed in claim 1, wherein the discharging device comprises a first material bin (5), a partition plate (6), two sets of screw belt conveyors (7) and two sets of first scraper conveyors (8), a chamber is arranged in the first material bin (5), the extension of the partition plate (6) is connected with the inner side wall of the first material bin (5) and is arranged in the chamber, the upper part of the first material bin (5) is arranged as a first chamber, the lower part of the first material bin (5) is arranged as a second chamber, a feeding port and a discharging port are respectively arranged in the first chamber and the second chamber, the feeding port and the discharging port are respectively communicated with the two sets of chambers, the two sets of screw belt conveyors (7) are respectively arranged in the two sets of chambers, the output ends of the two sets of screw belt conveyors (7) are respectively communicated with the discharging ports of the two sets of chambers, the output ends of the two sets of first scraper conveyors (8) are respectively connected with the output ends of the two sets of screw belt conveyors ( And the output ends of the two groups of first scraper conveyors (8) are respectively communicated with the input ends of the two groups of rotary retorts (1).
3. The rotary dry distillation complete plant as claimed in claim 1, wherein the material receiving device comprises a second scraper conveyor (9) and a second material storage bin (10), the second scraper conveyor (9) is arranged at the output ends of the two groups of slag cooling devices (2) and is respectively communicated with the output ends of the two groups of slag cooling devices (2), a cavity is arranged in the second material storage bin (10), a feeding port and a discharging port are arranged in the cavity and are communicated with the cavity, the second scraper conveyor (9) is arranged at the feeding port of the second material storage bin (10), and the output end of the second scraper conveyor (9) is communicated with the feeding port of the cavity.
4. The rotary dry distillation plant as claimed in claim 1, further comprising a rotary dry distiller (1), wherein the feed inlet of the rotary dry distiller (1) is fed by a rotary air lock valve and a screw conveyor, and the rotary dry distiller (1) is equipped with a temperature detector, a co-combustion burner, a safety fire extinguishing port, a manhole, an oxygen content detector and an alarm device.
5. The rotary dry distillation plant according to claim 1, further comprising a scrubber (4), wherein the scrubber (4) is integrated with a circulating pump, a spray tower and a heightening chimney.
6. The rotary retort plant according to claim 1, further comprising an emergency fire extinguishing device disposed inside the rotary retort (1) and communicating with the inside of the rotary retort (1).
7. A rotary dry distillation production process comprises the following steps:
step one, a solid phase process:
(1) the two rotary dry distillation complete sets are configured in parallel, and share one set of fraction processing system;
(2) feeding the materials into a feeding bin and automatically supplying the materials to a belt conveyor;
(3) conveying the treated object to a rotary dry distillation complete plant; evaporating or cracking the water and organic pollutants in the treatment object;
(4) cooling the solid-phase substance to 20 ℃ above the ambient temperature by cooling equipment, and discharging the solid-phase substance into a storage bin or a stock dump for concentrated temporary storage;
step two, a gas phase flow process:
1, performing dry distillation treatment on a liquid phase in rotary dry distillation complete equipment to form a high-temperature mixed gas phase, and condensing and enriching organic matters with high boiling points and solid particles of fly ash by oil bath condensation;
2, controlling the temperature of the gas phase after oil bath at 120 ℃, and then cooling the gas phase to 60 ℃ through a tube heat exchanger;
3, enabling the gas phase cooled by the tube type heat exchanger to pass through a demister, then entering a heat exchanger of a condensing unit again, and cooling the gas phase to 25 ℃;
4, directly introducing the final non-condensable gas into an incineration system after passing through a mist catcher;
step three, liquid phase flow process:
1) a water-cooling coil is introduced into the oil groove, the oil temperature is maintained at about 100 ℃, a spray circulating pump and a sewage pump are arranged at the bottom of the oil groove, spray circulation and oil product discharge are respectively carried out, and the discharged oil product is cooled by a heat exchanger and then directly enters a storage oil tank;
2) most of steam condensed by the oil bath is water vapor mixed with a small amount of light oil vapor, the steam is condensed by a tube heat exchanger and then enters a temporary storage tank, and then the steam is discharged into an oil-water separation tank to separate water from a small amount of light oil and then is respectively discharged;
3) the gas after passing through the tube heat exchanger firstly passes through a demister to remove the water mist which is not enriched, and the residual non-condensable gas passes through an induced draft fan to enter an incineration chamber;
4) the closed type water spraying tower heat dissipation system is configured to be water-cooled by an oil groove, the closed type water spraying tower heat dissipation system is configured to be cooled by external oil, and the closed type water spraying tower heat dissipation system is configured to supply heat exchange cold water for a shell pass of the tube array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110069316.6A CN112877083A (en) | 2021-01-19 | 2021-01-19 | Rotary dry distillation complete equipment and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110069316.6A CN112877083A (en) | 2021-01-19 | 2021-01-19 | Rotary dry distillation complete equipment and production process thereof |
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| US20080202985A1 (en) * | 2007-02-23 | 2008-08-28 | Combustion Resources, L.L.C. | Method for recovery of hydrocarbon oils from oil shale and other carbonaceous solids |
| CN103031152A (en) * | 2012-12-27 | 2013-04-10 | 山西序然秸秆能源科技有限公司 | Novel biomass charcoal gas-electricity co-production equipment |
| CN206244625U (en) * | 2016-11-04 | 2017-06-13 | 崔积松 | A kind of pyrolyzing sludge processing system |
| CN107805511A (en) * | 2017-11-10 | 2018-03-16 | 葛永昌 | Organic solid waste continuous carbonization pyrolysis charring method for innocent treatment |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080202985A1 (en) * | 2007-02-23 | 2008-08-28 | Combustion Resources, L.L.C. | Method for recovery of hydrocarbon oils from oil shale and other carbonaceous solids |
| CN103031152A (en) * | 2012-12-27 | 2013-04-10 | 山西序然秸秆能源科技有限公司 | Novel biomass charcoal gas-electricity co-production equipment |
| CN206244625U (en) * | 2016-11-04 | 2017-06-13 | 崔积松 | A kind of pyrolyzing sludge processing system |
| CN107805511A (en) * | 2017-11-10 | 2018-03-16 | 葛永昌 | Organic solid waste continuous carbonization pyrolysis charring method for innocent treatment |
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