CN103868079A - High concentration saliferous organic waste liquor recycling chemical intermediate and waste heat utilizing boiler system - Google Patents
High concentration saliferous organic waste liquor recycling chemical intermediate and waste heat utilizing boiler system Download PDFInfo
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- CN103868079A CN103868079A CN201410138632.4A CN201410138632A CN103868079A CN 103868079 A CN103868079 A CN 103868079A CN 201410138632 A CN201410138632 A CN 201410138632A CN 103868079 A CN103868079 A CN 103868079A
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Abstract
The invention discloses a high concentration saliferous organic waste liquor recycling chemical intermediate and waste heat utilizing boiler system which comprises an incineration boiler, a first-level dust collecting device, a secondary combustion device, a waste heat boiler and a second-level dust collecting device. An exhaust gas outlet of the incineration boiler is communicated with the first-level dust collecting device through a pipeline, an outlet of the first-level dust collecting device is communicated with the secondary combustion device through a pipeline, an outlet of the secondary combustion device is connected with the waste heat boiler through a pipeline, an outlet of the waste heat coiler is connected with the second-level dust collecting device through a pipeline, and exhaust gas of the second-level dust collecting device is introduced in a chimney through a draught fan and is exhausted. According to the high concentration saliferous organic waste liquor recycling chemical intermediate and waste heat utilizing boiler system, a combustion mode combining layer combustion and chamber combustion is adopted, spray mist drying, dry distillation, evaporation and combination reaction are carried out in a primary combustion chamber, the spray mist drying technology is adopted, the treatment mode of single incineration waste disposal and a centralized waste disposal mode are broken through, the simultaneous efficient multi-time incineration disposal of liquid, gas and solid diversified waste is achieved, and precious chemical intermediate raw materials are further generated.
Description
Technical field
The present invention relates to the high concentration salty organic waste liquid that a kind of high concentration salty organic waste liquid industries such as chemical industry, agricultural chemicals, oil refining, printing and dyeing, papermaking carries out innoxious, minimizing, recycling treatment and reclaim chemical intermediate and Waste-heat boiler system.
Background technology
In the production process of the industries such as chemical industry, agricultural chemicals, oil refining, printing and dyeing, papermaking now; often having some high-risk waste gas and high saliferous (being mainly alkaline metal salt) organic liquid waste produces; for avoiding health and the natural environment of these high-risk pollutants to the mankind to threaten, need to carry out innoxious, minimizing and recycling treatment to it.Due to high saliferous, the high toxicity of these discarded objects cause it almost can not be by biochemical treatment, thereby find a kind of rationally, effective incineration treatment technology, reduce the pollution of this discarded object to environment, and utilize as far as possible the object that obtains useful industrial chemicals in the process of discarded object and reach comprehensive utilization of resources processing, promote that industry sustainable development is significant.
At present, extensively adopt incineration technology to process high concentrated organic waste liquid both at home and abroad in industries such as chemical industry, agricultural chemicals, oil refining, printing and dyeing, papermaking, incinerator is using fuel oil or natural gas as auxiliary fuel, and part incinerator is also using enterprise's high heating value waste gas as auxiliary fuel.In tradition burning processing system, incinerator combustion system is single, can only simply process single discarded object.Especially aspect high concentration salty organic waste liquid burning disposal, in traditional incinerator stove, the control of temperature just guarantees fully burning, utilizes as far as possible high temperature thoroughly to destroy organic harmful components by fire to guarantee environment protection standard discharge.For containing the useful component that can be used as in a large number chemical raw material in high concentration salty organic waste liquid, it can utilize under certain conditions the control of incineration temperature to carry out combination reaction and generate certain product, can be used as the intermediates such as chemical raw material is used, turn waste into wealth, but this class problem is relatively difficult to solve always.
Summary of the invention
The present invention is directed to this difficult problem, in incinerator design, adopted constant temperature combustor's internal spraying dry technology by high concentration salty organic waste liquid, contain a large amount of useful components at a certain temperature chemical combination generate certain product, be used as chemical intermediates such as chemical raw materials, and realize heating power by waste heat boiler and reclaim.
For reaching above object, be achieved through the following technical solutions:
High concentration salty organic waste liquid reclaims chemical intermediate and Waste-heat boiler system, comprising: burning boiler, primary dust removing device, after burner, waste heat boiler and two-stage dust removal device;
Burning boiler surrounds primary zone jointly by boiler jacket body and refractory lining; Bottom, primary zone is provided with horizontal chamber, and is provided with crossbeam type chain-grate in horizontal chamber, and crossbeam type chain-grate and horizontal chamber form tunnel cave;
Primary zone is once provided with some grate firing burners from top to bottom, and is all provided with waste liquid spout between every adjacent two layers burner;
Natural gas or other fuel gas produce high-temperature flue gas by burner combustion, by water vapour evaporation, destructive distillation in high concentration salty organic waste liquid, organic compound in high concentration salty organic waste liquid is decomposed, simultaneously, utilize the product that in high concentration salty organic waste liquid, organic compound decomposes, by the heat of high-temperature flue gas and contained water vapor wherein, further combination reaction produces chemical intermediate (sodium pyrophosphate solid).
In tunnel cave, being arranged in crossbeam type chain-grate top is provided with for continuing to burn on crossbeam type chain-grate solidfied material and mixes and do not burn the organic cinder burner that burns; The cinder burner that burns is herein to dry with evaporation and in the waste liquid that continues may adulterate in pyrolytic sodium pyrophosphate solid and do not burn organic matter for contained water vapour in the sodium pyrophosphate solid to depositing on crossbeam type chain-grate;
Crossbeam type chain-grate end is provided with the water-cooled slag remover for solidfied material after cooling and conveying reaction;
Burning boiler waste gas outlet has primary dust removing device by pipeline connection; Dust arrester outlet is useful on again the after burner of burnt gas by pipeline connection; After burner outlet is connected with waste heat boiler by pipeline; Heat boiler outlet has two-stage dust removal device by pipeline connection; Two-stage dust removal device waste gas is introduced chimney by air-introduced machine and is discharged;
It is square or circular that primary zone adopts cross section, and this kind of design is mainly used in realizing large volume combustion chamber;
Primary dust removing device adopts cyclone separator, and isolates solidfied material by cyclone separator and send by material returning device that primary combustion is indoor burns again back to;
After burner comprises: secondary combustion chamber, is arranged at the secondary burner of second-time burning chamber interior and is arranged at the expansion joint on primary dust removing device and secondary combustion chamber connecting pipeline;
Adopt the present invention of technique scheme, it is square or circular large volume combustion chamber that primary zone (constant temperature combustor) adopts cross section, bottom, combustion chamber arranges crossbeam type chain-grate (grate), be provided with horizontal chamber by bottom, primary zone, and be provided with crossbeam type chain-grate in horizontal chamber, be that crossbeam type chain-grate and horizontal chamber form tunnel cave, combustion system adopts grate firing and chamber combustion to combine.
High concentration salty organic waste liquid adopt be arranged at waste liquid spray gun (waste gas spray gun can be set in waste liquid spout equally) in waste liquid spout be ejected in primary zone (constant temperature combustor) with vaporific form be dried, the course of reaction of evaporation, destructive distillation, burning; This process is to realize by certain combustion reaction process, and key reaction process is as follows:
Original component of effluent: glyphosate: (HO)
2p (O) CH
2nHCH
2cOOH, increases sweet phosphine: C
4h
11nO
8p
2, NaOH: NaOH, moisture: H
2o, sodium chloride: NaCl, sodium pyrophosphate: Na
4p
2o
7, SAPP (sodium hydrogen phosphate): Na
2h
2p
2o
7,
Dry, the evaporation process of vaporific high concentration salty organic waste liquid are moisture (H in waste liquid
2o) evaporation stage due to gas-firing, makes the flue-gas temperature in primary zone (constant temperature combustor) higher in primary zone (constant temperature combustor), and the moisture under high temperature in waste liquid has become water vapour.
Because burning indoor temperature is higher, in waste liquid there is combustion reaction in other organic principles, and course of reaction is as follows:
2(HO)
2P(O)CH
2NHCH
2COOH+5O
2→2NO
2+6C+8H
2O+2PO
3+ 4
C
4H
11NO
8P
2+O
2→NH
3+4C+4H
2O+2PO
3+ 4
8NH
3+6N?O
2→7N2↑+12H
2O
C+O
2→CO
2
2NaOH+CO
2→Na
2CO
3+H
2O
2Na
++4OH-+2PO
3+ 4→Na
2H
2P
2O
7+H
2O
After SAPP mixes with sodium carbonate, under high-temperature heating, emit H+, H+ can with Na
2cO
3cO is emitted in reaction
2;
Na
2H
2P
2O
7+Na
2CO
3→2Na
2HPO
4+CO
2↑
Above-mentioned course of reaction can all complete in 500 ℃, starts to react synthetic sodium pyrophosphate solid in the time of 300 ℃ simultaneously:
2Na
2HPO
4=Na
4P
2O
7+H
2O
Water vapour continues at high temperature to be gone out by evaporation, leave sodium pyrophosphate deposition of solid to the fire grate of primary zone (constant temperature combustor) bottom, contained water vapour and decompose other organic matters in the burner heating evaporation sodium pyrophosphate solid of being arranged in tunnel cave, by the rotation from front to back of cross beam type fire grate, the dried chemical intermediate of afterbody (sodium pyrophosphate solid) finished product can enter next stage cooling, pack collection process, for production application;
In primary zone (constant temperature combustor) along short transverse interlaced arrangement multilayer combustion device and waste liquid (or waste gas) spout successively from top to bottom, order is for arranging successively from top to bottom ground floor burner, the second layer adopts in waste liquid spout waste liquid spray gun is set, the 3rd grate firing burner, in the 4th layer of employing waste liquid spout, waste liquid spray gun is set, arrange with above-mentioned overlapping form, and last later layer (bottom) is burner; This structure is mainly used in dry, evaporation, destructive distillation and the high temperature combination reaction process of high concentration salty organic waste liquid.
Solid salt after super-dry, evaporation, retort process relies on gravity to decline, combustion chamber in this process (constant temperature combustor) hierarchical design from top to bottom, the burner combustion of each layer is heated, the organic matter not burning is burnt away and destroyed by fire, it is combustion process, meanwhile, in solid salt, other components reconfigure the new solid state chemistry intermediate of reaction generation at this temperature again, deposit on crossbeam type chain-grate (grate).
Crossbeam type chain-grate (grate) rotates from front to back, and the solid salt on crossbeam type chain-grate (grate) and solid state chemistry intermediate are also rotated from front to back with crossbeam type chain-grate (grate); By burning most burner (and the most burner that burns of this position is distributed on front wall and left and right side wall) above crossbeam type chain-grate, burn most burner combustion temperature, burn most burner combustion and the foreign organic matter in the solid salt on crossbeam type chain-grate and solid state chemistry intermediate is carried out to long Baking out and make its decomposition and burn completely; Finally falling into water-cooled slag remover by the ash dropping hopper that is positioned at crossbeam type chain-grate (grate) end carries out cooling and carries.
The high-temperature flue gas that primary zone (constant temperature combustor) produces is drawn on (constant temperature combustor) top from primary zone, primary dust removing device (cyclone separator) carries out gas, Gu separate, in solid salt under separating and solid state chemistry intermediate, contain certain organic impurities, again deliver to primary zone (constant temperature combustor) through material returning device and carry out constant temperature combustion, the residue that primary zone (constant temperature combustor) burning produces is transported to water-cooled slag remover after being deposited to the crossbeam type chain-grate of mechanical rotation, by water-cooled slag remover cooling and carry after, discharge out of the furnace, sorting packs as raw material for Chemical Manufacture, flue gas after primary dust removing device (cyclone separator) separates enters second-time burning chamber interior through connecting line and expansion joint successively, further burn the flue gas entering after self-separation in secondary combustion chamber is carried out to high temperature heating by ignition again by secondary burner again, make at high temperature thoroughly cracking of organic principle residual in flue gas, destroy by fire, reacted flue gas carries out heating power recovery via waste heat boiler again, pass through again two-stage dust removal device (dust arrester herein can be selected sack cleaner or electrostatic precipitator) and carry out further dust removal process, introduce chimney finally by air-introduced machine, finally enter in atmosphere.In the grit of collecting through deduster, contain a large amount of sodium pyrophosphate dust, the solid dust that deduster can be collected dissolves in the high concentration salty organic waste liquid for the treatment of burning disposal, can farthest reclaim chemical intermediate (sodium pyrophosphate solid) product.
Wherein primary zone (constant temperature combustor), tunnel cave and second-time burning Indoor Combustion temperature will be determined control parameter by adjustment liquid or gas auxiliary fuel consumption with the air capacity that burning needs according to the character of the character of high concentration salty organic waste liquid and solid salt and solid state chemistry intermediate, and measure and control by thermocouple, differential pressure transmitter, reach the requirement of constant temperature and high-temp combustion.
To sum up the present invention, the high concentration salty organic waste liquid that utilizes constant temperature combustion reaction technology and flue gas is carried out cyclonic separation behind constant temperature combustion indoor spray dry and constant temperature combustor process and utilize waste heat boiler to flue gas in the used heat process system that carries out heat recovery as a kind of refuse processing method that can at utmost realize innoxious, minimizing and resource, started to use more and more widely in the processing of the industry organic waste materials such as chemical industry, agricultural chemicals, oil refining, printing and dyeing, papermaking.
The processing method of this system be applicable to process difficult biochemistry, high concentration saliferous, toxicity greatly, the organic waste materials of complicated component; simply, efficient, feasible; both can destroy harmful substance by fire; can generate again chemical intermediate; can also recycle waste heat; reaching the object of comprehensive utilization of waste materials, protection of the environment, is a technology having wide application prospects.
Compare with existing burning disposal high concentration salty organic waste liquid technology, it is provided by the invention that to utilize constant temperature combustion reaction technology to spray in primary zone (thermostatic chamber) dry, destructive distillation, evaporation, combination reaction and burning are also carried out being provided with crossbeam type chain-grate in the process system of cyclonic separation solid salt and chemical intermediate to flue gas after primary zone (thermostatic chamber), primary zone's (thermostatic chamber), tunnel cave, cyclone separator, material returning device and secondary high-temperature combustion chamber, adopt spray drying technology, having overcome existing incinerator only only burns and does not produce chemical intermediate and burn insufficient fume emission technical barrier not up to standard, break through the processing mode of single burning disposal discarded object and unified offal treatment pattern, realized liquid, gas, solid diversification discarded object efficient burning disposal repeatedly simultaneously, also produced valuable chemical intermediate raw material etc., the features such as process system of the present invention also has that manufacturing process is simple, easy to maintenance, security of operation is stable are suitablely extensively promoted the use of in the industries such as chemical industry, agricultural chemicals, oil refining, printing and dyeing, papermaking.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, and for above and other object of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
The present invention is totally 1 width accompanying drawing, wherein:
Fig. 1 is structural representation of the present invention.
In figure: 1, burning boiler, 1.1, refractory lining, 1.2, crossbeam type chain-grate, 1.3, tunnel cave, 1.4, burner, 1.5, waste liquid spout, 1.6, burn most burner, 1.7, water-cooled slag remover, A, primary zone, 2, primary dust removing device, 3, after burner, 3.1, secondary burner, 3.2, expansion joint, B, secondary combustion chamber, 4, waste heat boiler, 5, two-stage dust removal device, 6, air-introduced machine, 7, chimney, 8, material returning device.
The specific embodiment
A kind of high concentration salty organic waste liquid as shown in Figure 1 reclaims chemical intermediate and Waste-heat boiler system, comprising: burning boiler 1, primary dust removing device 2, after burner 3, waste heat boiler 4 and two-stage dust removal device 5;
Burning boiler 1 surrounds the A of primary zone jointly by boiler jacket body and refractory lining 1.1; A bottom, primary zone is provided with horizontal chamber, and is provided with crossbeam type chain-grate 1.2 in horizontal chamber, and crossbeam type chain-grate 1.2 forms tunnel cave 1.3 with horizontal chamber;
The A of primary zone is once provided with some grate firing burners 1.4 from top to bottom, and is all provided with waste liquid spout 1.5 between every adjacent two layers burner 1.4; Natural gas or other fuel gas produce high-temperature flue gas by burner 1.4 burnings, by water vapour evaporation, destructive distillation in high concentration salty organic waste liquid, organic compound in high concentration salty organic waste liquid is decomposed, simultaneously, utilize the product that in high concentration salty organic waste liquid, organic compound decomposes, by the heat of high-temperature flue gas and contained water vapor wherein, further combination reaction produces chemical intermediate (sodium pyrophosphate solid);
In tunnel cave 1.3, being arranged in crossbeam type chain-grate 1.2 tops is provided with for continuing to burn on crossbeam type chain-grate 1.2 solidfied material and mixes and do not burn the organic cinder burner 1.6 that burns; The cinder burner 1.6 that burns is herein for contained water vapour in the sodium pyrophosphate solid of deposition on crossbeam type chain-grate 1.2 is dried with evaporation and in the waste liquid that continues may adulterate in pyrolytic sodium pyrophosphate solid and do not burnt organic matter;
Crossbeam type chain-grate 1.2 ends are provided with the water-cooled slag remover 1.7 for solidfied material after cooling and conveying reaction;
Burning boiler 1 waste gas outlet has primary dust removing device 2 by pipeline connection; Dust arrester 2 exports the after burner 3 that is useful on again burnt gas by pipeline connection; After burner 3 exports by pipeline and is connected with waste heat boiler 4; Waste heat boiler 4 exports by pipeline connection two-stage dust removal device 5; Two-stage dust removal device 5 waste gas are introduced chimney 7 by air-introduced machine 6 and are discharged;
It is square or circular that the A of primary zone adopts cross section, and this kind of design is mainly used in realizing large volume combustion chamber;
Primary dust removing device 2 adopts cyclone separator, and isolates solidfied material by cyclone separator and send by material returning device 8 that primary combustion is indoor burns again back to;
After burner 3 comprises: secondary combustion chamber B, is arranged at the secondary burner 3.1 of secondary combustion chamber B inside and is arranged at the expansion joint 3.2 on primary dust removing device 2 and secondary combustion chamber B connecting pipeline;
Adopt the present invention of technique scheme, it is square or circular large volume combustion chamber that the A of primary zone (constant temperature combustor) adopts cross section, bottom, combustion chamber arranges crossbeam type chain-grate (grate) 1.2, be provided with horizontal chamber by A bottom, primary zone, and be provided with crossbeam type chain-grate in horizontal chamber, be that crossbeam type chain-grate and horizontal chamber form tunnel cave, combustion system adopts chamber combustion and grate firing to combine.
Preliminary operation, first start respectively secondary burner 3.1 in (constant temperature combustor) A of primary zone internal-combustion device 1.4 and secondary combustion chamber B, by burning auxiliary fuel oil or fuel gas, temperature in incinerator is reached to designing requirement, generally, control the temperature of the A of primary zone (constant temperature combustor) between 650 ℃-750 ℃ or the reaction temperature interval definite according to some chemical intermediate in obtaining high concentration salty organic waste liquid, the indoor B burning of second-time burning should be determined according to organic principle in high concentration salty organic waste liquid, general second-time burning Indoor Combustion temperature >=1100 ℃,
High concentration salty organic waste liquid adopt be arranged at waste liquid spray gun (the interior waste gas spray gun that can arrange equally of waste liquid spout 1.5) in waste liquid spout 1.5 be ejected in the A of primary zone (constant temperature combustor) with vaporific form be dried, the course of reaction of evaporation, destructive distillation, burning; This process is to realize by certain combustion reaction process, and key reaction process is as follows:
Original component of effluent: glyphosate: (HO)
2p (O) CH
2nHCH
2cOOH, increases sweet phosphine: C
4h
11nO
8p
2, NaOH: NaOH, moisture: H
2o, sodium chloride: NaCl, sodium pyrophosphate: Na
4p
2o
7, SAPP (sodium hydrogen phosphate): Na
2h
2p
2o
7,
Dry, the evaporation process of vaporific high concentration salty organic waste liquid are moisture (H in waste liquid
2o) evaporation stage due to gas-firing, makes the flue-gas temperature in primary zone (constant temperature combustor) higher in primary zone (constant temperature combustor), and the moisture under high temperature in waste liquid has become water vapour.
Because burning indoor temperature is higher, in waste liquid there is combustion reaction in other organic principles, and course of reaction is as follows:
2(HO)
2P(O)CH
2NHCH
2COOH+5O
2→2NO
2+6C+8H
2O+2PO
3+ 4
C
4H
11NO
8P
2+O
2→NH
3+4C+4H
2O+2PO
3+ 4
8NH
3+6N?O
2→7N2↑+12H
2O
C+O
2→CO
2
2NaOH+CO
2→Na
2CO
3+H
2O
2Na
++4OH-+2PO
3+ 4→Na
2H
2P
2O
7+H
2O
After SAPP mixes with sodium carbonate, under high-temperature heating, emit H+, H+ can with Na
2cO
3cO is emitted in reaction
2.
Na
2H
2P
2O
7+Na
2CO
3→2Na
2HPO
4+CO
2↑
Above-mentioned course of reaction can all complete in 500 ℃, starts to react synthetic sodium pyrophosphate solid in the time of 300 ℃ simultaneously:
2Na
2HPO
4=Na
4P
2O
7+H
2O
Water vapour continues at high temperature to be gone out by evaporation, leave sodium pyrophosphate deposition of solid to the fire grate of primary zone (constant temperature combustor) bottom, contained water vapour and decompose other organic matters in the burner heating evaporation sodium pyrophosphate solid of being arranged in tunnel cave, by the rotation from front to back of cross beam type fire grate, the dried chemical intermediate of afterbody (sodium pyrophosphate solid) finished product can enter next stage cooling, pack collection process, for production application.
In the A of primary zone (constant temperature combustor) along short transverse interlaced arrangement multilayer combustion device 1.4 and waste liquid (or waste gas) spout successively from top to bottom, order is for arranging successively from top to bottom ground floor burner 1.4, the second layer adopts the waste liquid spout 1.5 interior waste liquid spray guns that arrange, the 3rd grate firing burner 1.4, the 4th layer adopts the waste liquid spout 1.5 interior waste liquid spray guns that arrange, arrange with above-mentioned overlapping form, and last later layer (bottom) is burner 1.4; Said structure is worked reaching after requirement temperature, atomizer by high concentration salty organic waste liquid by waste liquid spray gun is the top from waste liquid spout 1.5 A of spirt primary zone (constant temperature combustor) with vaporific form, and waste liquid is (constant temperature combustor) A inner drying, destructive distillation, evaporation, burning, reaction in primary zone;
Solid salt after super-dry, evaporation, retort process relies on gravity to decline, combustion chamber in this process (constant temperature combustor) A hierarchical design from top to bottom, burner 1.4 burning, heatings of each layer, the organic matter not burning is burnt away and destroyed by fire, it is combustion process, meanwhile, in solid salt, other components reconfigure the new solid state chemistry intermediate of reaction generation at this temperature again, deposit on crossbeam type chain-grate (grate) 1.2;
Crossbeam type chain-grate (grate) 1.2 rotates from front to back, and the solid salt on crossbeam type chain-grate (grate) 1.2 and solid state chemistry intermediate are also rotated from front to back with crossbeam type chain-grate (grate) 1.2; Be distributed on front wall and left and right side wall by the most burner 1.6 of burning of most burner 1.6(and this position that burns above crossbeam type chain-grate 1.2), burn most burner 1.6 ignition temperatures, burn most burner 1.6 and burn and the foreign organic matter in the solid salt on crossbeam type chain-grate 1.2 and solid state chemistry intermediate is carried out to long Baking out and make its decomposition and burn completely; Finally falling into water-cooled slag remover 1.7 by the ash dropping hopper that is positioned at crossbeam type chain-grate (grate) 1.2 ends carries out cooling and carries.
The high-temperature flue gas that the A of primary zone (constant temperature combustor) produces is drawn on (constant temperature combustor) A top from primary zone, primary dust removing device 2(cyclone separator) carry out gas, Gu separate, in solid salt under separating and solid state chemistry intermediate, contain certain organic impurities, again deliver to the A of primary zone (constant temperature combustor) through material returning device 8 and carry out constant temperature combustion (again foreign organic matter composition being decomposed under constant temperature), the residue that the A of primary zone (constant temperature combustor) burning produces is transported to water-cooled slag remover 1.7 after being deposited to the crossbeam type chain-grate 1.2 of mechanical rotation, by water-cooled slag remover 1.7 cooling and carry after, discharge out of the furnace, sorting packs as raw material for Chemical Manufacture, primary dust removing device 2(cyclone separator) flue gas after separating enters secondary combustion chamber B inside through connecting line and expansion joint 3.2 successively, further burn the flue gas entering after self-separation in secondary combustion chamber B is carried out to high temperature heating by ignition again by secondary burner 3.1 again, make at high temperature thoroughly cracking of organic principle residual in flue gas, destroy by fire and (guarantee that in flue gas, organic murder by poisoning composition thoroughly decomposes, burning), reacted flue gas carries out heating power recovery via waste heat boiler 4 again, can select sack cleaner or electrostatic precipitator through two-stage dust removal device 5(dust arrester herein again) carry out further dust removal process, introducing chimney 7 finally by air-introduced machine 6 finally enters in atmosphere.
Wherein, taking into account system expands and require all can be provided with expansion joint in conveying high-temperature gas pipeline at different levels.
Wherein, in the A of primary zone (constant temperature combustor), tunnel cave 1.3 and secondary combustion chamber B, ignition temperature will be determined control parameter by adjustment liquid or gas auxiliary fuel consumption with the air capacity that burning needs according to the character of the character of high concentration salty organic waste liquid and solid salt and solid state chemistry intermediate, and measure and control by thermocouple, differential pressure transmitter, reach the requirement of constant temperature and high-temp combustion.
To sum up the present invention, the high concentration salty organic waste liquid that utilizes constant temperature combustion reaction technology and flue gas is carried out cyclonic separation behind constant temperature combustion indoor spray dry and constant temperature combustor process and utilize waste heat boiler to flue gas in the used heat process system that carries out heat recovery as a kind of refuse processing method that can at utmost realize innoxious, minimizing and resource, started to use more and more widely in the processing of the industry organic waste materials such as chemical industry, agricultural chemicals, oil refining, printing and dyeing, papermaking.
The processing method of this system be applicable to process difficult biochemistry, high concentration saliferous, toxicity greatly, the organic waste materials of complicated component; simply, efficient, feasible; both can destroy harmful substance by fire; can generate again chemical intermediate; can also recycle waste heat; reaching the object of comprehensive utilization of waste materials, protection of the environment, is a technology having wide application prospects.
Compare with existing burning disposal high concentration salty organic waste liquid technology, it is provided by the invention that to utilize constant temperature combustion reaction technology to spray in primary zone (thermostatic chamber) dry, destructive distillation, evaporation, combination reaction and burning are also carried out being provided with crossbeam type chain-grate in the process system of cyclonic separation solid salt and chemical intermediate to flue gas after primary zone (thermostatic chamber), primary zone's (thermostatic chamber), tunnel cave, cyclone separator, material returning device and secondary high-temperature combustion chamber, adopt spray drying technology, having overcome existing incinerator only only burns and does not produce chemical intermediate and burn insufficient fume emission technical barrier not up to standard, break through the processing mode of single burning disposal discarded object and unified offal treatment pattern, realized liquid, gas, solid diversification discarded object efficient burning disposal repeatedly simultaneously, also produced valuable chemical intermediate raw material etc., the features such as process system of the present invention also has that manufacturing process is simple, easy to maintenance, security of operation is stable are suitablely extensively promoted the use of in the industries such as chemical industry, agricultural chemicals, oil refining, printing and dyeing, papermaking.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, but not in order to limit the present invention, any those skilled in the art are not departing within the scope of technical solution of the present invention, appeal when utilizing the equivalent embodiment that the technology contents disclosing is made a little change or is modified to equivalent variations, in every case be the content that does not depart from technical solution of the present invention, foundation technical spirit of the present invention is to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (4)
1. high concentration salty organic waste liquid reclaims chemical intermediate and Waste-heat boiler system, it is characterized in that: comprise burning boiler (1), primary dust removing device (2), after burner (3), waste heat boiler (4) and two-stage dust removal device (5);
Described burning boiler (1) surrounds primary zone (A) jointly by boiler jacket body and refractory lining (1.1); Bottom, primary zone (A) is provided with horizontal chamber, and in horizontal chamber, is provided with crossbeam type chain-grate (1.2), and crossbeam type chain-grate (1.2) forms tunnel cave (1.3) with horizontal chamber;
Described primary zone (A) is once provided with some grate firing burners (1.4) from top to bottom, and is all provided with waste liquid spout (1.5) between every adjacent two layers burner (1.4);
In described tunnel cave (1.3), being arranged in crossbeam type chain-grate (1.2) top is provided with for continuing to burn the upper solidfied material of crossbeam type chain-grate (1.2) and mixes and do not burn the organic cinder burner (1.6) that burns;
Described crossbeam type chain-grate (1.2) end is provided with the water-cooled slag remover (1.7) for solidfied material after cooling and conveying reaction;
Described burning boiler (1) waste gas outlet has primary dust removing device (2) by pipeline connection; Described dust arrester (2) outlet is useful on again the after burner (3) of burnt gas by pipeline connection; Described after burner (3) outlet is connected with waste heat boiler (4) by pipeline; Described waste heat boiler (4) outlet has two-stage dust removal device (5) by pipeline connection; Described two-stage dust removal device (5) waste gas is introduced chimney (7) by air-introduced machine (6) and is discharged.
2. high concentration salty organic waste liquid according to claim 1 reclaims chemical intermediate and Waste-heat boiler system, it is characterized in that: described primary zone (A) adopts cross section is square or circular.
3. high concentration salty organic waste liquid according to claim 1 reclaims chemical intermediate and Waste-heat boiler system, it is characterized in that: described primary dust removing device (2) adopts cyclone separator, and isolate solidfied material by cyclone separator and send by material returning device (8) that primary combustion is indoor burns again to mixing the organic matter not burning in solidfied material back to.
4. high concentration salty organic waste liquid according to claim 1 reclaims chemical intermediate and Waste-heat boiler system, it is characterized in that: after burner (3) comprising: secondary combustion chamber (B), be arranged at the inner secondary burner (3.1) of secondary combustion chamber (B) and be arranged at primary dust removing device (2) and secondary combustion chamber (B) connecting pipeline on expansion joint (3.2).
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135420A (en) * | 2015-08-26 | 2015-12-09 | 烟台龙源电力技术股份有限公司 | Fly ash secondary combustion system and method for improving fly ash germanium grade |
| CN106524188A (en) * | 2016-12-13 | 2017-03-22 | 江苏帕斯玛环境科技有限公司 | Plasma liquid waste disposal system with energy-saving preheating system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5711018A (en) * | 1993-06-29 | 1998-01-20 | Aluminum Company Of America | Rotary kiln treatment of potliner |
| CN201401796Y (en) * | 2009-05-11 | 2010-02-10 | 余传林 | Circulating fluid bed incinerator for incinerating pesticide waste residue and waste liquid |
| CN102221210A (en) * | 2011-05-25 | 2011-10-19 | 大连科林能源工程技术开发有限公司 | Low temperature discharge system for disposing multi-dimensional chemistry waste burning and recovering afterheat smoke |
| CN102607033A (en) * | 2012-03-08 | 2012-07-25 | 北京神雾环境能源科技集团股份有限公司 | Domestic garbage gasifying and melting incineration system and incineration method thereof |
| CN103062777A (en) * | 2011-10-18 | 2013-04-24 | 浙江新安化工集团股份有限公司 | Two-part type incinerator and incineration system |
| CN203784966U (en) * | 2014-04-08 | 2014-08-20 | 大连科林能源工程技术开发有限公司 | High concentration saliferous organic waste liquid recovery chemical intermediate and waste heat using boiler system |
-
2014
- 2014-04-08 CN CN201410138632.4A patent/CN103868079B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5711018A (en) * | 1993-06-29 | 1998-01-20 | Aluminum Company Of America | Rotary kiln treatment of potliner |
| CN201401796Y (en) * | 2009-05-11 | 2010-02-10 | 余传林 | Circulating fluid bed incinerator for incinerating pesticide waste residue and waste liquid |
| CN102221210A (en) * | 2011-05-25 | 2011-10-19 | 大连科林能源工程技术开发有限公司 | Low temperature discharge system for disposing multi-dimensional chemistry waste burning and recovering afterheat smoke |
| CN103062777A (en) * | 2011-10-18 | 2013-04-24 | 浙江新安化工集团股份有限公司 | Two-part type incinerator and incineration system |
| CN102607033A (en) * | 2012-03-08 | 2012-07-25 | 北京神雾环境能源科技集团股份有限公司 | Domestic garbage gasifying and melting incineration system and incineration method thereof |
| CN203784966U (en) * | 2014-04-08 | 2014-08-20 | 大连科林能源工程技术开发有限公司 | High concentration saliferous organic waste liquid recovery chemical intermediate and waste heat using boiler system |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135420A (en) * | 2015-08-26 | 2015-12-09 | 烟台龙源电力技术股份有限公司 | Fly ash secondary combustion system and method for improving fly ash germanium grade |
| CN106524188A (en) * | 2016-12-13 | 2017-03-22 | 江苏帕斯玛环境科技有限公司 | Plasma liquid waste disposal system with energy-saving preheating system |
| CN107120665A (en) * | 2017-07-04 | 2017-09-01 | 大连海伊特重工股份有限公司 | A kind of salt bearing liquid wastes processing unit and method |
| CN107166397A (en) * | 2017-07-04 | 2017-09-15 | 大连海伊特重工股份有限公司 | A kind of saliferous waste treatment equipment and method |
| CN109775786A (en) * | 2017-11-15 | 2019-05-21 | 江苏金牛环保工程设备有限公司 | A kind of high-salt wastewater burns desalting system and its processing method |
| CN108159718A (en) * | 2017-12-22 | 2018-06-15 | 辽宁东大粉体工程技术有限公司 | A kind of device and method of high saliferous, high COD industrial wastes classification carbonization treatment |
| CN108469019A (en) * | 2018-04-19 | 2018-08-31 | 大连航化能源装备有限公司 | A kind of phenol wastewater and the waste coke mixed burning system that gasifies |
| CN110207137A (en) * | 2019-06-12 | 2019-09-06 | 合肥仁德电子科技有限公司 | A kind of high concentration salt bearing liquid wastes incinerator |
| CN112555864A (en) * | 2020-12-10 | 2021-03-26 | 中化环境科技工程有限公司 | Incineration process method for simultaneously treating high-salt organic wastewater and solid wastes |
| CN112555864B (en) * | 2020-12-10 | 2023-05-30 | 中化环境科技工程有限公司 | Incineration process method for simultaneously treating high-salt-content organic wastewater and solid waste |
| CN113124413A (en) * | 2021-05-18 | 2021-07-16 | 大连科林能源工程技术开发有限公司 | Glyphosate crystal liquid recycling and environment-friendly treatment system |
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