CN107044646A - A kind of liquid waste treatment system and its processing method - Google Patents
A kind of liquid waste treatment system and its processing method Download PDFInfo
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- CN107044646A CN107044646A CN201710182999.XA CN201710182999A CN107044646A CN 107044646 A CN107044646 A CN 107044646A CN 201710182999 A CN201710182999 A CN 201710182999A CN 107044646 A CN107044646 A CN 107044646A
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- 239000010808 liquid waste Substances 0.000 title claims abstract description 22
- 238000003672 processing method Methods 0.000 title claims abstract description 9
- 239000002699 waste material Substances 0.000 claims abstract description 46
- 239000007788 liquid Substances 0.000 claims abstract description 43
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 238000002485 combustion reaction Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 4
- 239000010935 stainless steel Substances 0.000 claims abstract description 4
- 239000007921 spray Substances 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 11
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 9
- 239000002351 wastewater Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 3
- 238000012387 aerosolization Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 12
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 229910052736 halogen Inorganic materials 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- GZUXJHMPEANEGY-UHFFFAOYSA-N bromomethane Chemical compound BrC GZUXJHMPEANEGY-UHFFFAOYSA-N 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000010840 domestic wastewater Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- -1 hydrogen halides Chemical class 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/04—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste liquors, e.g. sulfite liquors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/60—Separating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2204/00—Supplementary heating arrangements
- F23G2204/20—Supplementary heating arrangements using electric energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/10—Liquid waste
- F23G2209/101—Waste liquor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2900/00—Special features of, or arrangements for incinerators
- F23G2900/508—Providing additional energy for combustion, e.g. by using supplementary heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2900/00—Special features of, or arrangements for incinerators
- F23G2900/54402—Injecting fluid waste into incinerator
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Treating Waste Gases (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention discloses a kind of liquid waste treatment system and its processing method, belong to energy-conserving and environment-protective technical fiel.The present invention includes waste liquid pretreatment system, waste liquid pretreatment system with valvular vacuum tube with impulse electromagnetic valve by being connected, the bottom of impulse electromagnetic valve is provided with air compressor, air compressor with valvular pipeline with air atomizing system by being connected, the bottom of air atomizing system is provided with combustion fan, and described combustion fan is connected by pipeline with heating chamber；Heating chamber is provided with nozzle, temperature sensor and carbon-point, and heating chamber is connected by stainless steel pipes with vertical pipe type cool-heat-exchanger, and vertical pipe type cool-heat-exchanger is connected by pipeline with whirlwind water curtain gas wash tower.The present invention has ensured that equipment safety is persistently run；Pollution is reduced, processing cost is reduced, floor space is reduced, technological process is enormously simplify；The purpose for producing handle at any time at any time is realized, environmentally friendly spending is saved, it is significant to environmental protection.
Description
Technical field
The present invention relates to energy-conserving and environment-protective technical fiel, more specifically to a kind of liquid waste treatment system and its processing side
Method.
Background technology
The source of waste liquid is quite varied, from urban domestic wastewater to petrochemical industry, metallurgy, papermaking, process hides, fermented soy,
Pharmacy, wastewater in textile printing and dyeing industry.Waste liquid, which is directly discharged, to cause severe contamination to environment, it is necessary to could be arranged after being handled
Put.With the increase of China human mortality quantity, the quickening of urbanization process, industrial develops rapidly and plant-scale continuous expansion
Greatly, organic liquid waste shows the trend that quantity is more, concentration is high, toxicity is big.The waste liquid species produced in industrial production is extremely various,
Three classes can be classified as according to the chemical composition of waste liquid：(1) halogen organic liquid waste is free of：Organic compound in such waste liquid is only
Containing C, H, O, itself is flammable when also containing aqueous less in S, waste liquid sometimes, can as fuel (such as discarded organic solvent),
Combustion product is CO2、H2O and SO2, burning the heat produced can be by boiler or waste heat boiler recovery；(2) it is halogen to have machine
Waste liquid：Organic compound in waste liquid includes CCl4, vinyl chloride, bromomethane etc., the calorific value of waste liquid depends on the content of halogen.
During burning disposal, auxiliary fuel is determined the need for according to the height of its calorific value.Waste liquid is single by producing after incinerator internal oxidition
Matter halogen or hydrogen halides (HF, HCl, HBr etc.), can remove it or reclaim as needed；(3) organic liquid waste containing high salt：Contain
Fused salt can be produced after high concentration inorganic salts or organic salt, this incineration of liquor, therefore in design, refractory material, burning temperature
The selection of degree and the determination of residence time will turn into major consideration.Because the usual calorific value of such waste liquid is relatively low, it is necessary to auxiliary
Combustion-supporting material is to reach complete burning.
China generates substantial amounts of waste liquid in industrial processes.Wherein it is mostly at chemical method and biology
Reason method.Most treating methods do not solve emission problem.At present, Chinese Ministry of Environmental Protection is restricted to various regions COD total emission volumns, because
This burning method is increasingly valued by people.
The content of the invention
1. the invention technical problem to be solved
The shortcomings and deficiencies existed for prior art, the invention provides a kind of liquid waste treatment system and its processing side
Method, has ensured that equipment safety is persistently run；Pollution is reduced, processing cost is reduced, floor space is reduced, be enormously simplify
Technological process；The purpose for producing handle at any time at any time is realized, environmentally friendly spending is saved, it is significant to environmental protection.
2. technical scheme
To reach above-mentioned purpose, the technical scheme that the present invention is provided is：
A kind of liquid waste treatment system of the present invention, including waste liquid pretreatment system, described waste liquid pretreatment system pass through
It is connected with valvular vacuum tube with impulse electromagnetic valve, described impulse electromagnetic valve passes through with valvular pipeline and air atomizing
System is connected, and the bottom of described impulse electromagnetic valve is provided with air compressor, and described air compressor passes through with valve
Pipeline be connected with air atomizing system, the bottom of described air atomizing system is provided with combustion fan, described combustion fan
It is connected by pipeline with heating chamber；
Described heating chamber is provided with nozzle, temperature sensor and carbon-point, and described nozzle passes through with valvular pipe
Road is connected with air atomizing system, is provided with the right side of temperature sensor, described temperature sensor and sets on the right side of described nozzle
There are multiple carbon-points, described carbon-point is connected with power supply；
Described heating chamber is connected by stainless steel pipes with vertical pipe type cool-heat-exchanger, and described vertical pipe type is cold and hot to be exchanged
Device is connected by pipeline with whirlwind water curtain gas wash tower.
Further, described nozzle rear end is provided with spray system.
Further, described heating chamber is additionally provided with fire alarm and temperature controller.
Further, the quantity of described carbon-point is 12.
A kind of processing method of liquid waste treatment system of the present invention, its step is：
Step one：Waste liquid is delivered in waste liquid pretreatment system and pre-processed；
Step 2：Impulse electromagnetic valve inputs waste water utilization pulse signal after treatment to sky in pulse spacing mode
Aerosolization system；
Step 3：The air that air compressor compresses is sufficiently mixed with waste liquid in air atomizing system, waste liquid is turned
It is melted into spray pattern；
Step 4：The mixed gas of spray pattern is delivered into heating chamber by nozzle；
Step 5：Heating chamber is heated to 1200 DEG C by combustion fan and carbon-point, when in-furnace temperature reaches 1200 DEG C, temperature
Spend sensor control carbon-point and stop heating, carbon-point is reheated when in-furnace temperature is down to 900 DEG C；
Step 6：The waste liquid of spray pattern stops 2s in heating chamber；
Step 7：The flue gas that heating chamber is produced delivers into vertical pipe type cool-heat-exchanger, its temperature is reduced, after processing
Temperature is 80 DEG C~100 DEG C；
Step 8：The flue gas reduced after temperature is conveyed and carries out flue gas washing into whirlwind water curtain gas wash tower, while entering one
Step is cooled to 15 DEG C of discharges, thus completes the processing of waste liquid.
Further, the conveying capacity of the impulse electromagnetic valve is 0.5t/d.
3. beneficial effect
The technical scheme provided using the present invention, compared with prior art, is had the advantages that：
A kind of liquid waste treatment system and its processing method of the present invention, technological process is easy and effective, changes existing equipment
Technology can be only achieved the purpose of burning using addition combustion adjuvant.Compared with existing incineration technology, burning temperature is effectively controlled
Degree, reduces fuel consumption and smoke emissioning pollution environment, is conducive to energy-conserving and environment-protective, reduces floor space, system is without auxiliary
Combustion-supporting material, adds security, greatly improves the income effect of liquid waste incineration, reduces processing cost, reduces COD discharges
Total amount.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
In figure：1st, waste liquid pretreatment system；2nd, impulse electromagnetic valve；3rd, air compressor；4th, air atomizing system；5th, it is combustion-supporting
Blower fan；6th, nozzle；7th, temperature sensor；8th, carbon-point；9th, vertical pipe type cool-heat-exchanger；10th, whirlwind water curtain gas wash tower.
Embodiment
The present invention is further described below with reference to specific embodiments and the drawings：
Embodiment 1
As shown in figure 1, a kind of liquid waste treatment system of the present embodiment, including waste liquid pretreatment system 1, waste liquid pretreatment system
System 1 by being connected with valvular vacuum tube with impulse electromagnetic valve 2, above-mentioned impulse electromagnetic valve 2 by with valvular pipeline and
Air atomizing system 4 is connected, and the bottom of impulse electromagnetic valve 2 is provided with air compressor 3, and air compressor 3 is by with valve
Pipeline be connected with air atomizing system 4, the bottom of above-mentioned air atomizing system 4 is provided with combustion fan 5, and combustion fan 5 passes through
Pipeline is connected with heating chamber；
Above-mentioned waste liquid pretreatment system includes automatic oil-water separation system, tube settler, waste residue discharge system and pH value
Regulating system.Wherein：Automatic oil-water separation system is connected with tube settler, waste residue discharge system and pH value regulating system difference
It is located on tube settler, waste liquid enters after pretreatment system, by 1, automatic oil-water separation system, removes surface oil slick；2、
Tube settler, removes the suspended particulate substance in waste liquid, is discharged by waste residue discharge system；3rd, pH value regulating system, makes waste liquid
PH value is constant between 6-8, prevents the corrosion to follow-up equipment.
Above-mentioned heating chamber be provided with nozzle 6, temperature sensor 7 and carbon-point 8, nozzle 6 by with valvular pipeline with
Air atomizing system 4 is connected, and the rear end of nozzle 6 is provided with spray system, and the right side of nozzle 6 is provided with temperature sensor 7, and temperature is passed
The right side of sensor 7 is provided with 12 carbon-points 8, and carbon-point 8 is connected with power supply, passes through electrical heating；Heating chamber be additionally provided with fire alarm and
Temperature controller；Heating chamber is connected by stainless steel pipes with vertical pipe type cool-heat-exchanger 9, and vertical pipe type cool-heat-exchanger 9 passes through pipeline
It is connected with whirlwind water curtain gas wash tower 10.
A kind of processing method of liquid waste treatment system of the present embodiment, its step is：
Step one：Waste liquid is delivered in waste liquid pretreatment system 1 and pre-processed；
Step 2：Impulse electromagnetic valve 2 by waste water utilization pulse signal after treatment with pulse spacing mode input to
Air atomizing system 4, the conveying capacity of the impulse electromagnetic valve 2 is 0.5t/d；
Step 3：The air that air compressor 3 compresses is sufficiently mixed with waste liquid in air atomizing system 4, by waste liquid
Change into spray pattern；
Step 4：The mixed gas of spray pattern is delivered into heating chamber by nozzle 6；
Step 5：Heating chamber is heated to 1200 DEG C by combustion fan 5 and carbon-point 8, when in-furnace temperature reaches 1200 DEG C,
The control carbon-point 8 of temperature sensor 7 stops heating, and carbon-point 8 is reheated when in-furnace temperature is down to 900 DEG C；
Step 6：The waste liquid of spray pattern stops 2s in heating chamber；
Step 7：The flue gas that heating chamber is produced delivers into vertical pipe type cool-heat-exchanger 9, its temperature is reduced, after processing
Temperature be 80 DEG C~100 DEG C；
Step 8：The flue gas reduced after temperature is conveyed and carries out flue gas washing into whirlwind water curtain gas wash tower 10, is entered simultaneously
One step is cooled to 15 DEG C of discharges, thus completes the processing of waste liquid.
A kind of liquid waste treatment system and its processing method of the present embodiment, have ensured that equipment safety is persistently run；Reduce
Pollution, reduces processing cost, and technological process simplifies, and using electric energy by the organic liquid waste heat resolve of atomization, becomes nothing
Evil gas, the problem of solving smoke emissioning pollution environment reduces COD total emission volumns, has been effectively promoted energy-saving and emission-reduction, real
Show the purpose for producing handle at any time at any time, save environmentally friendly spending, it is significant to environmental protection.
Schematical above that the present invention and embodiments thereof are described, the description does not have restricted, institute in accompanying drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So, if the common skill of this area
Art personnel are enlightened by it, without departing from the spirit of the invention, are designed and the technical scheme without creative
Similar frame mode and embodiment, all should belong to protection scope of the present invention.
Claims (6)
1. a kind of liquid waste treatment system, it is characterised in that：Including waste liquid pretreatment system (1), described waste liquid pretreatment system
(1) by being connected with valvular vacuum tube with impulse electromagnetic valve (2), described impulse electromagnetic valve (2) is by with valvular
Pipeline is connected with air atomizing system (4), and the bottom of described impulse electromagnetic valve (2) is provided with air compressor (3), described
Air compressor (3) by being connected with valvular pipeline with air atomizing system (4), described air atomizing system (4)
Bottom is provided with combustion fan (5), and described combustion fan (5) is connected by pipeline with heating chamber；
Described heating chamber is provided with nozzle (6), temperature sensor (7) and carbon-point (8), described nozzle (6) by with
The pipeline of valve is connected with air atomizing system (4), and temperature sensor (7) is provided with the right side of described nozzle (6), described
Multiple carbon-points (8) are provided with the right side of temperature sensor (7), described carbon-point (8) is connected with power supply；
Described heating chamber is connected by stainless steel pipes with vertical pipe type cool-heat-exchanger (9), and described vertical pipe type is cold and hot to be exchanged
Device (9) is connected by pipeline with whirlwind water curtain gas wash tower (10).
2. a kind of liquid waste treatment system according to claim 1, it is characterised in that：Described nozzle (6) rear end is provided with
Spray system.
3. a kind of liquid waste treatment system according to claim 1 or 2, it is characterised in that：Described heating chamber is also set
There are fire alarm and temperature controller.
4. a kind of liquid waste treatment system according to claim 3, it is characterised in that：The quantity of described carbon-point (8) is 12
It is individual.
5. a kind of processing method of liquid waste treatment system, it is characterised in that：Its step is：
Step one：Waste liquid is delivered in waste liquid pretreatment system (1) and pre-processed；
Step 2：Impulse electromagnetic valve (2) inputs waste water utilization pulse signal after treatment to sky in pulse spacing mode
Aerosolization system (4)；
Step 3：The air that air compressor (3) compresses is sufficiently mixed with waste liquid in air atomizing system (4), by waste liquid
Change into spray pattern；
Step 4：The mixed gas of spray pattern is delivered into heating chamber by nozzle (6)；
Step 5：Heating chamber is heated to 1200 DEG C by combustion fan (5) and carbon-point (8), when in-furnace temperature reaches 1200 DEG C,
Temperature sensor (7) control carbon-point (8) stops heating, and carbon-point (8) is reheated when in-furnace temperature is down to 900 DEG C；
Step 6：The waste liquid of spray pattern stops 2s in heating chamber；
Step 7：The flue gas that heating chamber is produced delivers into vertical pipe type cool-heat-exchanger (9), its temperature is reduced, after processing
Temperature is 80 DEG C~100 DEG C；
Step 8：The flue gas reduced after temperature is conveyed flue gas washing is carried out into whirlwind water curtain gas wash tower (10), while entering one
Step is cooled to 15 DEG C of discharges, thus completes the processing of waste liquid.
6. a kind of processing method of liquid waste treatment system according to claim 5, it is characterised in that：The impulse electromagnetic valve
(2) conveying capacity is 0.5t/d.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710182999.XA CN107044646A (en) | 2017-03-24 | 2017-03-24 | A kind of liquid waste treatment system and its processing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710182999.XA CN107044646A (en) | 2017-03-24 | 2017-03-24 | A kind of liquid waste treatment system and its processing method |
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| CN111578803A (en) * | 2020-05-26 | 2020-08-25 | 中国人民解放军32181部队 | TNT explosive spray destroying method |
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| CN206695147U (en) * | 2017-03-24 | 2017-12-01 | 马鞍山市人一智能环保科技有限公司 | A kind of liquid waste treatment system |
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| CN110388650A (en) * | 2019-07-02 | 2019-10-29 | 苏州市吴中区固体废弃物处理有限公司 | A kind of double torch-type dual firing chamber device |
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Application publication date: 20170815 |