CN205133501U - Husky pyrolysis system of plasma hot -blast furnace fatlute - Google Patents
Husky pyrolysis system of plasma hot -blast furnace fatlute Download PDFInfo
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- CN205133501U CN205133501U CN201520828090.3U CN201520828090U CN205133501U CN 205133501 U CN205133501 U CN 205133501U CN 201520828090 U CN201520828090 U CN 201520828090U CN 205133501 U CN205133501 U CN 205133501U
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- oil sediment
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- fatlute
- pyrolysis
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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
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Abstract
The utility model discloses a husky pyrolysis system of plasma hot -blast furnace fatlute, include the exothermic system of plasma, the husky heat absorption system of fatlute and waste heat recovery system, husky endothermic system includes that the husky entrance (1) of fatlute, fatlute sand tube way receive hot arc (15), screw propeller (2), thermal decomposition product to draw pipeline (3), waste outlet (4) at fatlute, exothermic system includes plasma generator (5), equal plenum (6), hood (7), hot -blast furnace (8) at the plasma, include hot -blast pipeline (9), draught fan (10), heat exchanger (11), heated air circulation pipeline (12) of drawing, thermal decomposition product fairlead (3), heat exchanger (11), separator (13), non -condensable gas ignitron (14) in the waste heat recovery system. The utility model discloses can realize in succession a large amount of processing oil silts, have the zero release, advantages such as the high -efficient recovery of waste heat, higher economy and environmental protection profit have.
Description
Technical field
The utility model belongs to field of Environment Protection, specifically refers to the system adopting plasma to carry out oil sediment pyrolysis processing as thermal source.
Background technology
Oily sludge is the oily solid sludge produced in oil production, transport, refining and oily water treatment process.In mud, general oil length is 10 ~ 50%, and water ratio, 40 ~ 90%, in China's oil chemical industries, produces 800,000 t tank bed muds, pond bed mud every year on average.Containing a large amount of cacodorous toxic substances such as benzene homologues, phenols, anthracene, pyrene in oily sludge, if do not processed directly discharge, not only take a large amount of arable land, and all will pollute surrounding soil, water body, air, also containing a large amount of heavy metals such as pathogenic bacteria, parasite (ovum), copper, zinc, chromium, mercury in mud, the hazardous and noxious substances of the difficult degradations such as salt and polychlorobiphenyl, Dioxins, radionuclide.At present, oil sludge and sand is own through being classified as Hazardous wastes by country.
From the mid-80, the developed countries such as the U.S., Japan, Germany, USSR (Union of Soviet Socialist Republics) begin one's study the Method and process of efficient low-consume process greasy filth.The method processing oily sludge now both at home and abroad generally has: burning method, biological treatment, hot washing method, solvent extration, chemical demulsification method, solid-liquid isolation method etc.Although the method for process is a lot, all because the shortcomings such as specific aim is not strong, processing cost is high are not promoted.To oily sludge carry out innoxious, clean and reclaim the comprehensive treating process of wherein resource, become one of emphasis of home and abroad environment protection and petroleum industry.Therefore, to go out economical and practical oil sediment process recovery process extremely urgent in development research.
As burning method: it is large that it exists investment, and cost is high, often need add combustion-supporting fuel, with serious atmospheric pollution in burning process, and can not reclaim the shortcomings such as crude oil.
As biological treatment: require higher state of the art, microorganism produces difficulty, artificial input amount is large, and floor space is large, and reaction time is long, can not work continuously.
As Thermal desorption: require higher to reaction conditions, processing costs is higher, operates also more complicated, need be perfect further.
In sum, there is various deficiency in above all kinds of technology, and suitability and the equal Shortcomings of processing power, in use exist great limitation.
For above-mentioned all kinds of fuel-saving technique Problems existing, the utility model provides a kind for the treatment of process, and this treatment process can realize processing oil sediment in a large number continuously, has zero release, the advantages such as waste heat high efficiente callback; There is higher economy and environmental benefit.
Utility model content
Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of plasma hotblast stove oil sediment pyrolysis system.
Technical scheme: for solving the problems of the technologies described above, the utility model discloses a kind of plasma hotblast stove oil sediment pyrolysis system, comprise plasma thermal desorption system, oil sediment endothermic system and residual neat recovering system, described plasma thermal desorption system comprises equal air compartment, be located at the plasma generator of below in equal air compartment, be located at one group of blast cap in equal air compartment and hotblast stove, described oil sediment endothermic system presses oil sediment flow direction, comprise oil sediment entrance successively, be located at the worm propeller in oil sediment pipeline, oil sediment pipeline heating section, be located at the pyrolysis product introduction pipe on oil sediment pipeline and waste outlet, described residual neat recovering system comprises two circuits, wherein one comprise hot blast introduction pipe successively according to warm air flow direction, be located at the induced draft fan quoted on pipeline, interchanger, hot air circulating pipe, described hot air circulating pipe is connected with equal air compartment, other one comprises pyrolysis product fairlead, interchanger, separator, noncondensable gas ignitron successively according to pyrolysis product flow direction, and described noncondensable gas ignitron is connected with equal air compartment.
Further, described worm propeller is through in whole oil sediment pipeline.
Further, described waste outlet is arranged at oil sediment pipe end.
In the utility model, plasma thermal desorption system is made up of plasma generator, all air compartment, blast cap, hotblast stove, and it has following functions:
1) degradation production is lighted
After the pyrolysis product produced arrives equal air compartment, light pyrolysis product by plasma generator, produce high-temperature flue gas, high-temperature flue gas enters hotblast stove heat transfer space after blast cap uniformly distributing.
2) weary gas is heated
The hot blast that plasma produces is cooled after hotblast stove, is incorporated into after equal air compartment, is heated by plasma generator through hot air circulating pipe.
In the utility model, oil sediment endothermic system is according to oil sediment flow direction, is followed successively by: oil sediment entrance, oil sediment pipeline heating section, worm propeller, pyrolysis product introduction pipe, waste outlet.Oil sediment endothermic system Main Function: transferring oil silt; Realize the heat exchange of oil sediment and hot blast; Oil sediment is heated pyrolysis, and pyrolysis product is drawn through pyrolysis product introduction pipe.
In the utility model, residual neat recovering system is according to warm air flow direction, is followed successively by: hot blast introduction pipe (9), induced draft fan, interchanger, hot air circulating pipe; According to pyrolysis product flow direction, be followed successively by: pyrolysis product fairlead, interchanger, separator, noncondensable gas ignitron.Residual neat recovering system major function: reclaim the waste heat flue gas after heat exchange; Waste heat flue gas is heated by the pyrolysis product of high temperature at interchanger, realizes preheating; Make pyrolysis product refrigerated separation by heat exchange, be convenient to classified use; Supplement hot blast.
When the utility model system starts, utilize plasma to produce high-temperature gas, high-temperature gas through equal air compartment, enter into hotblast stove after blast cap uniformly distributing, and herein with oil sediment heat exchange; Oil sediment enters pipeline heating section from entrance under the promotion of worm propeller, and oil sediment is in this decomposes, and pyrolysis product is drawn by introduction pipe, and residue waste material is discharged by waste outlet; Oil sediment pyrolysis byproducts is incorporated into interchanger for adding the warm air after exothermic heat through pyrolysis product fairlead; Oil sediment pyrolysis byproducts is incorporated into separator and is separated into not condensate and coagulum after interchanger heat release, and coagulum drain separator is separately used as him; Condensate drain separator is not incorporated into equal air compartment by noncondensable gas ignitron and carries out burning as additional heating source.Hot blast temperature after hotblast stove heat release reduces and is drawn by hot blast introduction pipe, sends into interchanger through induced draft fan, with heats up after the heat exchange of oil sediment pyrolysis byproducts after enter hot air circulating pipe again, finally enter equal air compartment and participate in burning supplementary hot blast simultaneously
Beneficial effect: the utility model in terms of existing technologies, can realize processing oil sediment in a large number continuously, have zero release, the advantages such as waste heat high efficiente callback; Have higher economy and environmental benefit, ton handling saves more than 25%.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, plasma hotblast stove oil sediment pyrolysis system, it is characterized in that: comprise plasma thermal desorption system, oil sediment endothermic system and residual neat recovering system, described plasma thermal desorption system comprise equal air compartment 6, be located at equal air compartment in below plasma generator 5, be located at one group of blast cap 7 in equal air compartment and hotblast stove 8; Described oil sediment endothermic system presses oil sediment flow direction, comprises oil sediment entrance 1 successively, the worm propeller 2 be located in oil sediment pipeline, oil sediment pipeline heating section 15, is located at pyrolysis product introduction pipe 3 on oil sediment pipeline and waste outlet 4; Described residual neat recovering system comprises two circuits, wherein one comprise hot blast introduction pipe 9 successively according to warm air flow direction, be located at the induced draft fan 10 quoted on pipeline, interchanger 11, hot air circulating pipe 12, described hot air circulating pipe is connected with equal air compartment; Other one comprises pyrolysis product fairlead 3, interchanger 11, separator 13, noncondensable gas ignitron 14 successively according to pyrolysis product flow direction, and described noncondensable gas ignitron 14 is connected with equal air compartment.
Oil sediment pipeline heating section 15, all air compartment 6, blast cap 7, hotblast stove 8 form heat-exchanger rig jointly.Oil sediment absorbs heat energy and then the decomposition of hot blast release in hotblast stove 8 in oil sediment pipeline heating section 15, and the oily byproduct produced after decomposing is drawn through pyrolysis product introduction pipe 3; The refuses such as residue silt continue to be discharged through waste outlet 4 by worm propeller 2.
Hot blast medium is plasma pressurized air, pressurized air ionizes generation plasma through plasma generator 5 and enters equal air compartment 6, after blast cap 7 uniformly distributing, enter hotblast stove 8 and then heated oil silt pipeline heating section 15, and then carry out hot air circulation by hot blast introduction pipe 9 extraction.
Oil sediment pyrolysis byproducts is incorporated into interchanger 11 for adding the warm air after exothermic heat through pyrolysis product fairlead 3; Oil sediment pyrolysis byproducts is incorporated into separator 13 and is separated into not condensate and coagulum after interchanger 11 heat release, coagulum drain separator 13 is separately used as him, and condensate drain separator 13 is not incorporated into equal air compartment 6 by noncondensable gas ignitron 14 and carries out burning as additional heating source.
Hot blast temperature after hotblast stove 8 heat release reduces and is drawn by hot blast introduction pipe 9, interchanger 11 is sent into through induced draft fan 10, with heat up after the heat exchange of oil sediment pyrolysis byproducts after enter hot air circulating pipe 12 again, finally enter equal air compartment 6 participate in burning simultaneously supplement hot blast.
The above is only preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. plasma hotblast stove oil sediment pyrolysis system, it is characterized in that: comprise plasma thermal desorption system, oil sediment endothermic system and residual neat recovering system, described plasma thermal desorption system comprise equal air compartment (6), be located at equal air compartment in below plasma generator (5), be located at one group of blast cap (7) in equal air compartment and hotblast stove (8); Described oil sediment endothermic system presses oil sediment flow direction, comprises oil sediment entrance (1) successively, the worm propeller (2) be located in oil sediment pipeline, oil sediment pipeline heating section (15), is located at pyrolysis product introduction pipe (3) on oil sediment pipeline and waste outlet (4); Described residual neat recovering system comprises two circuits, wherein one comprise hot blast introduction pipe (9) successively according to warm air flow direction, be located at the induced draft fan (10) quoted on pipeline, interchanger (11), hot air circulating pipe (12), described hot air circulating pipe is connected with equal air compartment; Other one comprises pyrolysis product fairlead (3), interchanger (11), separator (13), noncondensable gas ignitron (14) successively according to pyrolysis product flow direction, and described noncondensable gas ignitron (14) is connected with equal air compartment (8).
2. plasma hotblast stove oil sediment pyrolysis system according to claim 1, is characterized in that: described worm propeller (2) is through in whole oil sediment pipeline.
3. plasma hotblast stove oil sediment pyrolysis system according to claim 1, is characterized in that: described waste outlet (4) is arranged at oil sediment pipe end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520828090.3U CN205133501U (en) | 2015-10-23 | 2015-10-23 | Husky pyrolysis system of plasma hot -blast furnace fatlute |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520828090.3U CN205133501U (en) | 2015-10-23 | 2015-10-23 | Husky pyrolysis system of plasma hot -blast furnace fatlute |
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| CN205133501U true CN205133501U (en) | 2016-04-06 |
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| CN201520828090.3U Active CN205133501U (en) | 2015-10-23 | 2015-10-23 | Husky pyrolysis system of plasma hot -blast furnace fatlute |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105176548A (en) * | 2015-10-23 | 2015-12-23 | 南京创能电力科技开发有限公司 | Pyrolysis system for oil slit of plasma hot-blast stove |
| CN106595326A (en) * | 2016-12-09 | 2017-04-26 | 天津大学 | Efficient double-hot-trap solid bulk material waste heat recovery device |
-
2015
- 2015-10-23 CN CN201520828090.3U patent/CN205133501U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105176548A (en) * | 2015-10-23 | 2015-12-23 | 南京创能电力科技开发有限公司 | Pyrolysis system for oil slit of plasma hot-blast stove |
| CN106595326A (en) * | 2016-12-09 | 2017-04-26 | 天津大学 | Efficient double-hot-trap solid bulk material waste heat recovery device |
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