CN103657322A - Efficient plastic melting cracking flue gas desorption separation purification system - Google Patents
Efficient plastic melting cracking flue gas desorption separation purification system Download PDFInfo
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- CN103657322A CN103657322A CN201310652767.8A CN201310652767A CN103657322A CN 103657322 A CN103657322 A CN 103657322A CN 201310652767 A CN201310652767 A CN 201310652767A CN 103657322 A CN103657322 A CN 103657322A
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Abstract
The present invention discloses an efficient plastic melting cracking flue gas desorption separation purification system, which comprises a flue gas, dust and tar water-washing removal section, a gas decomposition purification section, an oil-water separation section capable of collecting and separating oil-water debris, and an oil-water debris discharge pipeline, wherein the left end and the right end of the oil-water debris discharge pipeline are respectively connected with the flue gas, dust and tar water-washing removal section and the oil-water separation section, and the upper portion of the flue gas, dust and tar water-washing removal section is connected with the gas decomposition purification section through a flue gas pipeline. With the efficient plastic melting cracking flue gas desorption separation purification system, the problem that the existing waste plastic recovery process can produce harmful gas so as to pollute the environment can be solved. The efficient plastic melting cracking flue gas desorption separation purification system has characteristics of simple structure, low energy consumption, complete separation effect, low discharged flue gas temperature, no harmful gas production, and environmental protection.
Description
Technical field
The invention belongs to energy-conserving and environment-protective technical field, be specifically related to a kind of efficient plastics melting cracking flue gas and resolve isolation of purified system.
Background technology
Along with the continuous reinforcement of people's environmental consciousness, waste plastics has obtained good recycling.At present to the waste plastics of retrieving, generally first want water to clean, after having cleaned, dry, last heating and melting, the waste plastics of melting is extruded through plastic extruder, then draws granulation.This processing mode can produce a large amount of high-temperature flue gas with contaminated environment in the process of melting, the air-polluting primary pollution source of plastics Li Fei recovery plant, also be that this class factory is difficult to one of biggest obstacle obtaining environmental administration's environmental assessment, and the retracting device of existing waste plastics can give off these with the high-temperature flue gas of contaminated environment, these flue gases are directly discharged in air, serious environment pollution.And current domestic also can not reach or the significant technical equipment of effect offers relevant factory and uses caused the crag-fast situation of current enterprise.
Summary of the invention
The object of the present invention is to provide a kind of efficient plastics melting cracking flue gas to resolve isolation of purified system; be intended to solve current waste plastics recovery process and produce the problem that pernicious gas pollutes the environment; this efficient plastics melting cracking flue gas parsing isolation of purified system architecture is simple; energy consumption is low, and separating effect is thorough, has reduced the processing cost of useless flue gas; strengthened the effect of environmental protection; and the flue-gas temperature of discharge is lower, can not produce pernicious gas, more environmental protection.
The present invention realizes like this, a kind of efficient plastics melting cracking flue gas is resolved isolation of purified system, its special character is, comprises that flue gas, dust, tar water elution are except section, gas decomposing, purifying section, can collect and water-oil separating section and the profit foreign material discharge line of separated profit foreign material; The two ends, left and right of profit foreign material discharge line connect respectively flue gas, dust, tar water elution except section and water-oil separating section; The top that flue gas, dust, tar water elution remove section is connected with gas decomposing, purifying section by flue;
Flue gas, dust, tar water elution remove chamber and wash-out water inlet except section comprises flue gas admission passage, water elution, and water elution removes indoor top silk screen filter layer is set;
Gas decomposing, purifying section comprises collection chamber, Pall ring filler layer and makes the condensation chamber of water vapor condensation in flue gas, described collection chamber is divided into upper collection chamber and lower collection chamber by Pall ring filler layer, upper collection chamber is connected with the below of condensation chamber by pipeline, the lower end of lower collection chamber arranges the first connecting pipe, and lower collection chamber is connected with profit foreign material discharge line by the first connecting pipe; The top of condensation chamber arranges cracking gas outlet, and the below of condensation chamber arranges the second connecting pipe, and condensation chamber is connected with profit foreign material discharge line by the second connecting pipe.
Further, in described condensation chamber, shell and tube condenser is set.
Further, tar impurity outlet and water outlet are set on described oil water separator.
Further, the top and bottom of described Pall ring filler layer arrange respectively upper cover double-edged fine-toothed comb, lower cover double-edged fine-toothed comb.
A kind of efficient plastics melting cracking flue gas provided by the invention is resolved isolation of purified system, can solve current waste plastics recovery process and produce the problem that pernicious gas pollutes the environment.This efficient plastics melting cracking flue gas parsing isolation of purified system architecture is simple, and energy consumption is low, and separating effect is thorough, does not need frequent maintenance maintenance, and the flue-gas temperature of discharge is lower, can not produce pernicious gas, more environmental protection.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Wherein, 1, water elution is except chamber; 2, flue gas admission passage; 3, silk screen filter layer; 4, flue; 5, support double-edged fine-toothed comb; 6, Pall ring filler layer; 7, upper cover double-edged fine-toothed comb; 8, collection chamber; 9, profit foreign material discharge line; 10, the second connecting pipe; 11, coolant intake; 12, shell and tube condenser; 13, cooling water flow outlet; 14, cracking gas outlet; 15, tar impurity outlet; 16 water outlets; 17, wash-out water inlet; 18, the first connecting pipe; 19, condensation chamber.
The specific embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The efficient plastics melting cracking flue gas that Fig. 1 shows the embodiment of the present invention to be provided is resolved the structure of isolation of purified system.For convenience of explanation, only show part related to the present invention.
The embodiment of the present invention provides, and a kind of efficient plastics melting cracking flue gas is resolved isolation of purified system, comprises that flue gas, dust, tar water elution are except section, gas decomposing, purifying section, can collect and water-oil separating section and the profit foreign material discharge line 9 of separated profit foreign material; The two ends, left and right of profit foreign material discharge line 9 connect respectively flue gas, dust, tar water elution except section and water-oil separating section; The top that flue gas, dust, tar water elution remove section is connected with gas decomposing, purifying section by flue 4;
Flue gas, dust, tar water elution remove chamber 1 and wash-out water inlet 17 except section comprises flue gas admission passage 2, water elution, and water elution removes interior top, chamber 1 silk screen filter floor 3 is set;
Gas decomposing, purifying section comprises collection chamber 8, Pall ring filler layer 6 and makes the condensation chamber 19 of water vapor condensation in flue gas, collection chamber 8 is divided into upper collection chamber and lower collection chamber by Pall ring filler layer 6, upper collection chamber is connected with the below of condensation chamber 19 by pipeline, the lower end of lower collection chamber arranges the first connecting pipe 18, and lower collection chamber is connected with profit foreign material discharge line 9 by the first connecting pipe 18; The top of condensation chamber 19 arranges cracking gas outlet 14, and the below of condensation chamber 19 arranges the second connecting pipe 10, and condensation chamber 19 is connected with profit foreign material discharge line 9 by the second connecting pipe 10;
As a prioritization scheme of the present invention, the interior shell and tube condenser 12 that arranges of condensation chamber 19.
As a prioritization scheme of the present invention, water-oil separating section is oil water separator, and tar impurity outlet 15 and water outlet 16 are set on oil water separator.
As a prioritization scheme of the present invention, the top and bottom of Pall ring filler layer 6 arrange respectively upper cover double-edged fine-toothed comb 7, lower cover double-edged fine-toothed comb 5.
Below in conjunction with drawings and the specific embodiments, application principle of the present invention is further described.
As shown in Figure 1, the efficient plastics melting cracking flue gas that the embodiment of the present invention provides is resolved isolation of purified system and is comprised: flue gas, dust, tar water elution be except section, gas decomposing, purifying section, can collect and water-oil separating section and the profit foreign material discharge line 9 of separated profit foreign material; The two ends, left and right of profit foreign material discharge line 9 connect respectively flue gas, dust, tar water elution except section and water-oil separating section; The top that flue gas, dust, tar water elution remove section is connected with gas decomposing, purifying section by flue 4;
Flue gas, dust, tar water elution remove chamber 1 and wash-out water inlet 17 except section comprises flue gas admission passage 2, water elution, and water elution removes interior top, chamber 1 silk screen filter floor 3 is set;
Gas decomposing, purifying section comprises collection chamber 8, Pall ring filler layer 6 and makes the condensation chamber 19 of water vapor condensation in flue gas, collection chamber 8 is divided into upper collection chamber and lower collection chamber by Pall ring filler layer 6, upper collection chamber is connected with the below of condensation chamber 19 by pipeline, the lower end of lower collection chamber arranges the first connecting pipe 18, and lower collection chamber is connected with profit foreign material discharge line 9 by the first connecting pipe 18; The top of condensation chamber 19 arranges cracking gas outlet 14, and the below of condensation chamber 19 arranges the second connecting pipe 10, and condensation chamber 19 is connected with profit foreign material discharge line 9 by the second connecting pipe 10;
The interior shell and tube condenser 12 that arranges of condensation chamber 19, the upper and lower of condensation chamber 19 arranges respectively cooling water flow outlet 13 and coolant intake 11, and coolant intake 11 and cooling water flow outlet 13 are communicated with condenser 12.
Water-oil separating section is oil water separator, and tar impurity outlet 15 and water outlet 16 are set on oil water separator.
The top and bottom of Pall ring filler layer 6 arrange respectively upper cover double-edged fine-toothed comb 7, lower cover double-edged fine-toothed comb 5.
Efficient plastics melting cracking flue gas provided by the invention is resolved isolation of purified system, according to the cooking fume polymerization principle in plastics oil Refining Technologies, by four kinds of main components that contain in flue gas, tar, coke, steam, cracking gas, through sorption and desorption process, after being filtered, again tar ingredients is separated coke composition in flue gas, then steam in flue gas is become to condensed moisture from out through condensation, remaining component is cracking gas composition, cracking gas again just can enter combustion chambers burn heat is replaced after aqueous vapor separation, waste gas is that country allows the gas within the scope of discharge standard.Efficient plastics melting cracking flue gas of the present invention is resolved the problem with the degraded discharge of pernicious gas that increases that isolation of purified system has solved flue dust impurity PM2.5 in current industrial gas emission process.
Certainly; the present invention also can have other embodiment; in the situation that not deviating from spirit of the present invention and essence thereof; person of ordinary skill in the field is when making according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of claim of the present invention.
Claims (4)
1. efficient plastics melting cracking flue gas is resolved an isolation of purified system, it is characterized in that, comprises that flue gas, dust, tar water elution are except section, gas decomposing, purifying section, can collect and water-oil separating section and the profit foreign material discharge line of separated profit foreign material; The two ends, left and right of profit foreign material discharge line connect respectively flue gas, dust, tar water elution except section and water-oil separating section; The top that flue gas, dust, tar water elution remove section is connected with gas decomposing, purifying section by flue;
Flue gas, dust, tar water elution remove chamber and wash-out water inlet except section comprises flue gas admission passage, water elution, and water elution removes indoor top silk screen filter layer is set;
Gas decomposing, purifying section comprises collection chamber, Pall ring filler layer and makes the condensation chamber of water vapor condensation in flue gas, described collection chamber is divided into upper collection chamber and lower collection chamber by Pall ring filler layer, upper collection chamber is connected with the below of condensation chamber by pipeline, the lower end of lower collection chamber arranges the first connecting pipe, and lower collection chamber is connected with profit foreign material discharge line by the first connecting pipe; The top of condensation chamber arranges cracking gas outlet, and the below of condensation chamber arranges the second connecting pipe, and condensation chamber is connected with profit foreign material discharge line by the second connecting pipe.
2. efficient plastics melting cracking flue gas according to claim 1 is resolved isolation of purified system, it is characterized in that, in described condensation chamber, shell and tube condenser is set.
3. efficient plastics melting cracking flue gas according to claim 1 and 2 is resolved isolation of purified system, it is characterized in that, tar impurity outlet and water outlet are set on described oil water separator.
4. efficient plastics melting cracking flue gas according to claim 1 is resolved isolation of purified system, it is characterized in that, the top and bottom of described Pall ring filler layer arrange respectively upper cover double-edged fine-toothed comb, lower cover double-edged fine-toothed comb.
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| CN201310652767.8A CN103657322A (en) | 2013-12-06 | 2013-12-06 | Efficient plastic melting cracking flue gas desorption separation purification system |
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| CN201310652767.8A CN103657322A (en) | 2013-12-06 | 2013-12-06 | Efficient plastic melting cracking flue gas desorption separation purification system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104874237A (en) * | 2015-05-21 | 2015-09-02 | 安徽清溪环保科技有限公司 | High-temperature exhaust gas recovery processing and utilizing equipment for plastic extruding machine, and recovery method |
| CN106334438A (en) * | 2016-08-24 | 2017-01-18 | 安徽清溪环保科技有限公司 | Organic exhaust gas recovery processing device for reclaimed material high-temperature extruder |
| CN109847518A (en) * | 2019-04-01 | 2019-06-07 | 方喜贵 | A kind of plastic granulating flue gas processing method and processing equipment |
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| CN101816874A (en) * | 2010-05-12 | 2010-09-01 | 华南再生资源（中山）有限公司 | Tail gas treatment system for through which |
| CN102210960A (en) * | 2011-06-10 | 2011-10-12 | 济南世纪华泰科技有限公司 | Technology and equipment for dedusting mixed oil gas |
| CN203620458U (en) * | 2013-12-06 | 2014-06-04 | 黑龙江省斯达特兽药有限公司 | Efficient analyzing, separating and purifying system for plastic melting-cracking flue gas |
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| CN1068834A (en) * | 1991-07-23 | 1993-02-10 | 常全生 | Method and device with making gasoline and diesel from waste plastics |
| DE4235893C2 (en) * | 1992-10-23 | 2000-07-13 | Siemens Ag | Process and device for cleaning dusty, hot, flammable gas |
| CN2372044Y (en) * | 1999-04-20 | 2000-04-05 | 山东省科学院能源研究所 | Combustion gas purifying equipment |
| JP2005306974A (en) * | 2004-04-21 | 2005-11-04 | Mitsumine Kogyo Kk | Apparatus and method for converting plastic into oil |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104874237A (en) * | 2015-05-21 | 2015-09-02 | 安徽清溪环保科技有限公司 | High-temperature exhaust gas recovery processing and utilizing equipment for plastic extruding machine, and recovery method |
| CN106334438A (en) * | 2016-08-24 | 2017-01-18 | 安徽清溪环保科技有限公司 | Organic exhaust gas recovery processing device for reclaimed material high-temperature extruder |
| CN109847518A (en) * | 2019-04-01 | 2019-06-07 | 方喜贵 | A kind of plastic granulating flue gas processing method and processing equipment |
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Application publication date: 20140326 |