CN203286573U - Salty waste water burning system - Google Patents

Salty waste water burning system Download PDF

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Publication number
CN203286573U
CN203286573U CN2013202548280U CN201320254828U CN203286573U CN 203286573 U CN203286573 U CN 203286573U CN 2013202548280 U CN2013202548280 U CN 2013202548280U CN 201320254828 U CN201320254828 U CN 201320254828U CN 203286573 U CN203286573 U CN 203286573U
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China
Prior art keywords
pipeline
incinerator
flue gas
gas
dust
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Withdrawn - After Issue
Application number
CN2013202548280U
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Chinese (zh)
Inventor
孙明华
王建平
莫立勤
王兆民
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JIANGSU HONGTUJIE ENVIRONMENTAL PROTECTION ENGINEERING EQUIPMENT Co Ltd
Original Assignee
JIANGSU HONGTUJIE ENVIRONMENTAL PROTECTION ENGINEERING EQUIPMENT Co Ltd
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Priority to CN2013202548280U priority Critical patent/CN203286573U/en
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Publication of CN203286573U publication Critical patent/CN203286573U/en
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Abstract

The utility model relates to the field of salty waste water burning, and discloses a salty waste water burning system. According to the technical scheme, the salty waste water burning system changes the method of splat cooling by a large amount of water, a radiator is adopted to perform heat exchange by the system, the flue-gas temperature is reduced effectively, the high temperature flue gas is provided through a coal burning machine, and the problem that the burning cost of natural gas is high is solved. Besides, circulation flue gas pipelines are arranged at multiple positions of the whole system, thermal energy is recycled, and the flue gas is effectively controlled at the appropriate temperature at the same time, for example, salt in the salty waste water is prevented from becoming to be in a fusion state; the temperature entering multi-tube dust cleaners and a space cotton high-temperature dust cleaner is controlled to range from 600 DEG C to 650 DEG C. The dedusting efficiency is improved effectively.

Description

A kind of brine waste burning processing system
Technical field
The utility model relates to brine waste burning disposal field, but relates in particular to a kind of brine waste burning processing system of high efficiente callback organic salt.
Background technology
At present can produce a large amount of high slat-containing wastewaters unavoidably in industrial production, traditional technique generally adopts burning high slat-containing wastewater method to process, the problem of its existence is: 1. brine waste must adopt quick cooling method to carry out cooling after burning, traditional method is all to adopt a large amount of water to carry out combination cooling, water after chilling also needs to drain into sewage treatment plant and carries out subsequent treatment, waste water resource and subsequent treatment process are complicated greatly, and cost of investment is higher; 2. in burning process, the too high meeting of incineration temperature causes the salt fusing, and the salt of molten can be penetrated in the refractory material of incinerator, causes refractory material in layer to peel off damage, and the life-span of refractory material is shortened greatly; 3. the heat energy after burning can not reclaim, and energy consumption is high; 4. fuse salt and other materials can produce insoluble matter at high temperature incineration, meeting occluding device and system; 5. the salt after chilling can become floating dust surrounding enviroment is brought severe contamination.Have much room for improvement.
Chinese patent application number is 201210362762.7, disclose a kind of salt-containing organic wastewater immersion and burned the quenching device and method, it comprises incinerator, waste water supply system to supply salt-containing organic wastewater in the combustion chamber of incinerator, fuel gas supply system to supply fuel gas in the combustion chamber of incinerator, combustion air supply system to input combustion air in the combustion chamber of incinerator, incinerator internal reaction products therefrom chilling is reduced the flue gas chilling system of temperature, the flue gas dust collecting system that salt contained in the flue gas after chilling is cleaned up.Salt-containing organic wastewater is in incinerator after oxidation, and its saliferous flue gas can reach the gas-liquid two-phase balance by chilling, realizes separating recovery saliferous material.Flue gas after chilling, by after the venturi scrubber dedusting, reaches the fume environment protection discharge standard by smoke stack emission.this technical scheme is also to adopt burning method to process the saline solution of high-load, but its incineration temperature is controlled at 1050 ~ 1150 ℃, the fusing point that has surpassed salt, can form the salt of molten in burning process, can't overcome the salt penetration of molten in the refractory material of incinerator, cause refractory material in layer to peel off damage, make the problem that life-span of refractory material shortens greatly, and can produce salting liquid in quenching process, can't effectively separate and obtain solid salt, realize gas-liquid separation, its dedusting is also produced and is used wet dedusting, still do not overcome the shortcoming of the large water gaging of waste in prior art, and the heat energy that high-temperature flue gas produces does not recycle, energy consumption is larger.Have much room for improvement.
Summary of the invention
The utility model, for solving the problems of the technologies described above, provides a kind of energy-conserving and environment-protective, can effectively process and reclaim the solid salt in brine waste, greatly improves brine waste burning processing system and the processing method thereof for the treatment of effeciency.
Key problem in technology of the present utility model is to change the method for in the past using a large amount of water quick coolings, adopt radiator to carry out heat exchange, effectively reduce flue-gas temperature, and by coal burning machine, provide high-temperature flue gas, overcome with the high problem of combustion of natural gas cost, moreover many places arrange the circulating flue gas pipeline in whole system, effectively flue gas are controlled at suitable temperature when reclaiming heat energy, for example: prevent that the salt in brine waste from becoming molten; The temperature that enters multi-tube dust cleaner and too cotton hot precipitator is controlled at 600 ℃ ~ 650 ℃ etc.Effectively improve the efficiency of dedusting.Its concrete technical scheme is: a kind of brine waste burning processing system, comprise incinerator, pump into the waste water supercharging equipment of high-pressure atomization waste water to incinerator, pass into the gas supply equipment of high-temperature flue gas to incinerator, to the auxiliary combustion equipment that passes into combustion-supporting gas in incinerator, with the cooling device of the product quenching of incinerator internal reaction gained processing and the cleaner that the chilling flue gas is carried out purified treatment, it is characterized in that described gas supply equipment is coal burning machine, the high-temperature flue gas that coal burning machine produces connects incinerator by pipeline; Described cooling device is radiator, and the radiator import is connected with incinerator bottom smoke discharging pipe, and outlet conduit connects cleaner; Described cleaner comprises at least one multi-tube dust cleaner, at least one too cotton hot precipitator, described multi-tube dust cleaner exhanst gas outlet is connected by pipeline in turn with too cotton hot precipitator gas approach, the dust outlet of described multi-tube dust cleaner bottom is communicated with the dust outlet conduit of too cotton hot precipitator bottom, and the dust outlet of described too cotton hot precipitator bottom is separately set up a pipeline and connected flow delivery systems; Described too cotton hot precipitator exhanst gas outlet pipeline is communicated with preboiler, and preboiler connects air preheat machine, soft water heater and smoke exhaust fan successively by pipeline.
, as further improvement of the utility model, separately establish a circulating flue gas pipeline communication coal burning machine on described radiator.Effectively reduce the temperature of flue gas can be with the part of smoke heat energy recycling time by this kind setting.
, as further improvement of the utility model, separately establish a circulating flue gas pipeline communication coal burning machine on the pipeline between described multi-tube dust cleaner exhanst gas outlet and too cotton hot precipitator gas approach.Effectively reduce the temperature of flue gas can be with the part of smoke heat energy recycling time by this kind setting.
As further improvement of the utility model, set up the secondary multi-tube dust cleaner on described circulating flue gas pipeline, the dust outlet conduit of described secondary multi-tube dust cleaner bottom is communicated with the dust outlet of too cotton hot precipitator bottom.Can further to flue gas, carry out dedusting by this kind setting, effectively the organic salt in separating flue.
, as further improvement of the utility model, have additional the flue gas recirculation blower fan on the circulating flue gas pipeline of separately establishing on the pipeline between described multi-tube dust cleaner exhanst gas outlet and too cotton hot precipitator gas approach.Arrange and improve the flue gas transfer efficiency by this kind.
As further improvement of the utility model, the dust outlet of described secondary multi-tube dust cleaner bottom communicates with the pipeline between the dust of too cotton hot precipitator bottom exports with the dust outlet of described multi-tube dust cleaner bottom with the pipeline between the dust outlet of too cotton hot precipitator bottom, and has additional the air-flow conveying fan.Can effectively save duct length by this kind setting, and improve organic salt dust transfer efficiency.
, as preferably, have additional clean room on the pipeline between described coal burning machine and incinerator.Reduce the unnecessary impurity in high-temperature flue gas.
As further improvement of the utility model, described auxiliary combustion equipment is neat gas burner, is arranged at the pipeline that coal burning machine is connected with incinerator that is used for the tangential setting of incinerator body of heater., by this kind setting,, in right amount by natural gas, effectively control flue-gas temperature in incinerator.
The beneficial effects of the utility model: greatly simplified technological process, simple to operateization is reliable, and the continuity of production improves greatly; Reduce equipment investment, shortened the completion time of project; Salt in burning process, can not become fuse salt, has solved the etch of fuse salt to refractory material, and greatly improve the service life of refractory material; Can reclaim heat energy (middle pressure steam); Do not consume water, there is no the generation of waste water simultaneously yet; Waste residue can fully utilize or as common offal treatment; Flue gas does not contain dust, fully can qualified discharge; A large amount of solid salt that reclaim.
Description of drawings
Fig. 1 is the structural representation of the utility model system.
Fig. 2 is process structure schematic diagram of the present utility model.
The specific embodiment
Embodiment 1: a kind of brine waste burning processing system, comprise incinerator 003, pump into the waste water supercharging equipment 017 of high-pressure atomization waste water to incinerator, pass into the gas supply equipment of high-temperature flue gas to incinerator, to the auxiliary combustion equipment that passes into combustion-supporting gas in incinerator, with the cooling device of the product quenching of incinerator internal reaction gained processing and the cleaner that the chilling flue gas is carried out purified treatment, described gas supply equipment is coal burning machine 001, and the high-temperature flue gas that coal burning machine 001 produces connects incinerator 003 by pipeline 002; Described cooling device is radiator 004, and radiator 004 import is connected with incinerator 003 bottom smoke discharging pipe 002, and outlet conduit 002 connects cleaner; Described cleaner comprises at least one multi-tube dust cleaner 005, at least one too cotton hot precipitator 006, described multi-tube dust cleaner 005 exhanst gas outlet is connected by pipeline 002 in turn with too cotton hot precipitator 006 gas approach, the dust outlet of described multi-tube dust cleaner 005 bottom is communicated with the dust outlet conduit 021 of too cotton hot precipitator 006 bottom, and the dust outlet of described too cotton hot precipitator 006 bottom is separately set up a pipeline 021 and connected flow delivery systems 007; Described too cotton hot precipitator 006 exhanst gas outlet pipeline 002 is communicated with preboiler 008, and preboiler 008 connects air preheat machine 009 and smoke exhaust fan 010 successively by pipeline 002.
Embodiment 2:, with reference to embodiment 1, separately establish a circulating flue gas pipeline 012 on described radiator 004 and be communicated with coal burning machine 001.
Embodiment 3:, with reference to implementing 1 or 2, separately establish a circulating flue gas pipeline 012 on the pipeline between described multi-tube dust cleaner 005 exhanst gas outlet and too cotton hot precipitator 006 gas approach and be communicated with coal burning machine 001.
Embodiment 4:, with reference to embodiment 1 or 2 or 3, set up secondary multi-tube dust cleaner 051 on described circulating flue gas pipeline 012, the dust outlet conduit of described secondary multi-tube dust cleaner 051 bottom is communicated with the dust outlet of too cotton hot precipitator 006 bottom.
Embodiment 5:, with reference to embodiment 4, have additional flue gas recirculation blower fan 013 on the circulating flue gas pipeline 012 of separately establishing on the pipeline between described multi-tube dust cleaner 005 exhanst gas outlet and too cotton hot precipitator 006 gas approach.
Embodiment 6: with reference to embodiment 1, the dust outlet of described secondary multi-tube dust cleaner 051 bottom communicates with the pipeline 021 between the dust of too cotton hot precipitator 006 bottom exports with the dust outlet of described multi-tube dust cleaner 005 bottom with the pipeline 021 between the dust outlet of too cotton hot precipitator 006 bottom, and has additional air-flow conveying fan 014.
Embodiment 7:, with reference to embodiment 1, have additional clean room 015 on the pipeline 002 between described coal burning machine 001 and incinerator 003.
Embodiment 8: with reference to embodiment 1, described auxiliary combustion equipment is neat gas burner 016, is arranged at the pipeline 002 that coal burning machine 001 is connected with incinerator 003 that is used for the tangential setting of incinerator 003 body of heater.

Claims (8)

1. brine waste burning processing system, comprise incinerator, pump into the waste water supercharging equipment of high-pressure atomization waste water to incinerator, pass into the gas supply equipment of high-temperature flue gas to incinerator, to the auxiliary combustion equipment that passes into combustion-supporting gas in incinerator, with the cooling device of the product quenching of incinerator internal reaction gained processing and the cleaner that the chilling flue gas is carried out purified treatment, it is characterized in that described gas supply equipment is coal burning machine, the high-temperature flue gas that coal burning machine produces connects incinerator by pipeline; Described cooling device is radiator, and the radiator import is connected with incinerator bottom smoke discharging pipe, and outlet conduit connects cleaner; Described cleaner comprises at least one multi-tube dust cleaner, at least one too cotton hot precipitator, described multi-tube dust cleaner exhanst gas outlet is connected by pipeline in turn with too cotton hot precipitator gas approach, the dust outlet of described multi-tube dust cleaner bottom is communicated with the dust outlet conduit of too cotton hot precipitator bottom, and the dust outlet of described too cotton hot precipitator bottom is separately set up a pipeline and connected flow delivery systems; Described too cotton hot precipitator exhanst gas outlet pipeline is communicated with preboiler, and preboiler connects air preheat machine and smoke exhaust fan successively by pipeline.
2. a kind of brine waste burning processing system according to claim 1, is characterized in that on described radiator separately establishing a circulating flue gas pipeline communication coal burning machine.
3. a kind of brine waste burning processing system according to claim 1, is characterized in that on the pipeline between described multi-tube dust cleaner exhanst gas outlet and too cotton hot precipitator gas approach separately establishing a circulating flue gas pipeline communication coal burning machine.
4. a kind of brine waste burning processing system according to claim 3, it is characterized in that setting up the secondary multi-tube dust cleaner on described circulating flue gas pipeline, the dust outlet conduit of described secondary multi-tube dust cleaner bottom is communicated with the dust outlet of too cotton hot precipitator bottom.
5. a kind of brine waste burning processing system according to claim 3, is characterized in that having additional the flue gas recirculation blower fan on the circulating flue gas pipeline of separately establishing on the pipeline between described multi-tube dust cleaner exhanst gas outlet and too cotton hot precipitator gas approach.
6. a kind of brine waste burning processing system according to claim 4, the dust outlet that it is characterized in that described secondary multi-tube dust cleaner bottom communicates with the pipeline between the dust of too cotton hot precipitator bottom exports with the dust outlet of described multi-tube dust cleaner bottom with the pipeline between the dust of too cotton hot precipitator bottom exports, and has additional the air-flow conveying fan.
7. a kind of brine waste burning processing system according to claim 1, is characterized in that having additional clean room on the pipeline between described coal burning machine and incinerator.
8. a kind of brine waste burning processing system according to claim 1, is characterized in that described auxiliary combustion equipment is neat gas burner, be arranged at the incinerator body of heater tangential arrange be used for the pipeline that coal burning machine is connected with incinerator.
CN2013202548280U 2013-05-13 2013-05-13 Salty waste water burning system Withdrawn - After Issue CN203286573U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103277803A (en) * 2013-05-13 2013-09-04 江苏宏图洁环保工程设备有限公司 Salty waste water incineration disposal system and disposal method thereof
CN105090997A (en) * 2015-07-29 2015-11-25 季栋梁 Method for treating high-concentration salty waste water and waste residue at low cost, and device thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103277803A (en) * 2013-05-13 2013-09-04 江苏宏图洁环保工程设备有限公司 Salty waste water incineration disposal system and disposal method thereof
CN103277803B (en) * 2013-05-13 2015-12-02 江苏宏图洁环保工程设备有限公司 A kind of brine waste burning processing system and processing method thereof
CN105090997A (en) * 2015-07-29 2015-11-25 季栋梁 Method for treating high-concentration salty waste water and waste residue at low cost, and device thereof
CN105090997B (en) * 2015-07-29 2018-03-13 季栋梁 A kind of highly concentrated brine waste, waste residue low-cost processes method and its device

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20131113

Effective date of abandoning: 20151202

C25 Abandonment of patent right or utility model to avoid double patenting