CN104772022A - Dynamic wave system used for treating combustion flue gas of electronic waste material - Google Patents
Dynamic wave system used for treating combustion flue gas of electronic waste material Download PDFInfo
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- CN104772022A CN104772022A CN201510061286.9A CN201510061286A CN104772022A CN 104772022 A CN104772022 A CN 104772022A CN 201510061286 A CN201510061286 A CN 201510061286A CN 104772022 A CN104772022 A CN 104772022A
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- reaction tower
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- electronic waste
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 61
- 239000010793 electronic waste Substances 0.000 title claims abstract description 60
- 239000003546 flue gas Substances 0.000 title abstract description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title abstract description 13
- 239000000463 material Substances 0.000 title abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 95
- 238000010521 absorption reaction Methods 0.000 claims abstract description 51
- 238000006243 chemical reaction Methods 0.000 claims abstract description 49
- 238000000926 separation method Methods 0.000 claims abstract description 36
- 238000005507 spraying Methods 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 78
- 239000000047 product Substances 0.000 claims description 56
- 238000011282 treatment Methods 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 210000002966 serum Anatomy 0.000 claims description 21
- 230000008676 import Effects 0.000 claims description 17
- 238000013459 approach Methods 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 13
- 239000000779 smoke Substances 0.000 claims description 12
- 239000000706 filtrate Substances 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 5
- 230000002745 absorbent Effects 0.000 claims description 3
- 239000002250 absorbent Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 239000002002 slurry Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 5
- 229910052751 metal Inorganic materials 0.000 description 15
- 239000002184 metal Substances 0.000 description 15
- 238000000746 purification Methods 0.000 description 6
- 238000006477 desulfuration reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000023556 desulfurization Effects 0.000 description 4
- 230000003993 interaction Effects 0.000 description 4
- 239000010808 liquid waste Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000006260 foam Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 239000011800 void material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000003500 flue dust Substances 0.000 description 2
- 239000008258 liquid foam Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007269 dehydrobromination reaction Methods 0.000 description 1
- 238000007033 dehydrochlorination reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000006276 transfer reaction Methods 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention discloses a dynamic wave system used for treating combustion flue gas of an electronic waste material. The dynamic wave system comprises: a reaction tower, wherein a gas-liquid separation section is arranged in the reaction tower, and a purified flue gas outlet communicated with the gas-liquid separation section is arranged on the reaction tower; a reverse spraying pipe, wherein at least a part of the reverse spraying pipe is arranged in the reaction tower, and the reverse spraying pipe is provided with a flue gas inlet and an absorption slurry outlet communicated with the gas-liquid separation section; and a liquid inlet nozzle used for upwardly spraying an absorption liquid, wherein the liquid inlet nozzle is arranged in the reaction tower, has an upward opening and is located below the flue gas inlet. According to embodiments in the invention, the dynamic wave system used for treating combustion flue gas of the electronic waste material has the advantages of a substantial purifying effect, a good gas-liquid separation effect, etc.
Description
Technical field
The present invention relates to the dynamic wave system for the treatment of electronic waste combustion product gases.
Background technology
At present, the device of smoke treatment mainly contains packed tower and void tower etc., it is widely used in the filed of flue gas purification of the industries such as coal, chemical industry, metallurgy, comprise single-item handling-desulfurization or dedusting, also have the equipment of two integrated treatments, clean-up effect and the efficiency aspect of comprehensive treatment equipment are all improved.
Use the object of packed tower to be the time of contact increasing gas-liquid, to reach higher desulfurization degree, but inevitably cause filler to block, thus both decreased the contact area of reaction, turn increase flue gas resistance, the maintenance after blocking is quite difficult.Void tower often arranges circulation fluid spraying layer, multistage demist layer, but is difficult to solve and causes because of mass transfer reaction ability the problem that desulfurization dust-removing efficiency is not high, and multilevel device increases fume emission resistance.In a word, traditional packed tower, often clean-up effect is poor for the process of void tower purifying smoke.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the present invention proposes a kind of dynamic wave system for the treatment of electronic waste combustion product gases with clean-up effect remarkable advantage.
The dynamic wave system for the treatment of electronic waste combustion product gases according to the embodiment of the present invention comprises: reaction tower, has gas-liquid separation section in described reaction tower, and described reaction tower is provided with the purifying smoke be communicated with described gas-liquid separation section and exports; Reverse jet tube, described reverse jet tube be located in described reaction tower at least partially, the absorption serum outlet that described reverse jet tube is provided with gas approach and is communicated with described gas-liquid separation section; With the feed liquor nozzle for upwards spraying absorbing liquid, described feed liquor nozzle is located in described reaction tower, and the opening upwards of described feed liquor nozzle, described feed liquor nozzle is positioned at the below of described gas approach.
According to the dynamic wave system for the treatment of electronic waste combustion product gases of the embodiment of the present invention, there is the significant advantage of clean-up effect.
In addition, the dynamic wave system for the treatment of electronic waste combustion product gases according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, also have liquid storing section in described reaction tower, described liquid storing section to be positioned at below described gas-liquid separation section and to be communicated with described gas-liquid separation section, and the bottom of wherein said liquid storing section is provided with containing solid serum outlet.
According to one embodiment of present invention, the described dynamic wave system for the treatment of electronic waste combustion product gases comprises agitator further, and described agitator is located on the sidewall of described liquid storing section obliquely.
According to one embodiment of present invention, described reaction tower is provided with the absorption serum recycle be communicated with described liquid storing section and exports, described dynamic wave system comprises the first delivery pump further, and the import of described first delivery pump is with described absorption serum recycle outlet and export and be communicated with described feed liquor nozzle.
According to one embodiment of present invention, described reaction tower is provided with the absorption stoste import be communicated with described gas-liquid separation section or described liquid storing section, described dynamic wave system comprises further: for placing the absorption stoste groove absorbing stoste, and described absorption stoste groove is provided with absorbent import, water inlet and the outlet of absorption stoste; With the second delivery pump, the import of described second delivery pump and described absorption stoste outlet and export and described absorption stoste inlet communication.
According to one embodiment of present invention, described reverse jet tube is located in described reaction tower vertically, a part for described reverse jet tube protrudes upward described reaction tower, the open upper end of wherein said reverse jet tube is to form described gas approach, the open at its lower end of described reverse jet tube is to form described absorption serum outlet, and described feed liquor nozzle is close to the lower end of described reverse jet tube.
According to one embodiment of present invention, the described dynamic wave system for the treatment of electronic waste combustion product gases comprises further: accident groove; With the 3rd delivery pump, the import of described 3rd delivery pump is communicated with described liquid storing section and exports and is communicated with the charging aperture of described accident groove.
According to one embodiment of present invention, the described dynamic wave system for the treatment of electronic waste combustion product gases comprises further: filter, and the charging aperture of described filter is communicated with described liquid storing section with the discharging opening of described accident groove; Return water tank, the charging aperture of described return water tank is communicated with the discharging opening of described filter, and the discharging opening of described return water tank is communicated with the water inlet of described absorption stoste groove; With secondary filtrate tank, the charging aperture of described secondary filtrate tank is communicated with the discharging opening of described return water tank.
According to one embodiment of present invention, the described dynamic wave system for the treatment of electronic waste combustion product gases comprises demister further, described demister is located in described reaction tower, described demister be positioned at described absorption serum outlet top and be positioned at described purifying smoke outlet below.
According to one embodiment of present invention, the diameter of described feed liquor nozzle is in the scope of 50 millimeters-200 millimeters.
Accompanying drawing explanation
Fig. 1 is the structural representation of the dynamic wave system for the treatment of electronic waste combustion product gases according to the embodiment of the present invention;
Fig. 2 is the partial structurtes schematic diagram of the dynamic wave system for the treatment of electronic waste combustion product gases according to the embodiment of the present invention.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to the accompanying drawings the dynamic wave system 10 for the treatment of electronic waste combustion product gases according to the embodiment of the present invention is described.As depicted in figs. 1 and 2, reaction tower 101, reverse jet tube 102 and the feed liquor nozzle 103 for upwards spraying absorbing liquid is comprised according to the dynamic wave system 10 for the treatment of electronic waste combustion product gases of the embodiment of the present invention.
Have gas-liquid separation section 1011 in reaction tower 101, reaction tower 101 is provided with the purifying smoke be communicated with gas-liquid separation section 1011 and exports 1014.Reverse jet tube 102 be located in reaction tower 101 at least partially, reverse jet tube 102 be provided with gas approach and absorb serum outlet.This absorption serum outlet is communicated with gas-liquid separation section 1011.Feed liquor nozzle 103 is located in reaction tower 101, the opening upwards of feed liquor nozzle 103, and feed liquor nozzle 103 is positioned at the below of this gas approach.
The composition of electronic waste combustion product gases is very complicated, and except comprising SO2, HCl, HBr, mix low-melting-point metal in electronic waste combustion product gases, such as the volatile matter of mercury, lead, tin, arsenic, zinc etc. and oxide thereof, has adsorptivity.For the characteristic of electronic waste combustion product gases, should, on the basis of desulfurization, dehalogenate, smoke abatement, also need to meet the requirement that efficiently can process the volatile matter of metal and oxide thereof.
The course of work of the dynamic wave system 10 for the treatment of electronic waste combustion product gases according to the embodiment of the present invention is described briefly below with reference to Fig. 1 and Fig. 2.Electronic waste combustion product gases enters in reverse jet tube 102 from the gas approach of reverse jet tube 102, and absorbing liquid is upwards ejected in reverse jet tube 102 by feed liquor nozzle 103, to form taper water layer.That is, absorbing liquid flows from bottom to top, and electronic waste combustion product gases flows from top to bottom, and absorbing liquid also fully contacts with the reverse flow of electronic waste combustion product gases, and interaction of gas and liquid forms stable froth zone, carries out Surface Renewal faster.In other words, absorbing liquid is utilized to carry out dynamic wave scrubbing to electronic waste combustion product gases.
Wherein, the temperature of electronic waste combustion product gases is down to 60 DEG C ~ 80 DEG C by 120 DEG C DEG C ~ 150 DEG C, the SO of>=96%
2the HCl of,>=the 97.6% and HBr of>=98.7% is absorbed.The gas-liquid mixture (namely absorbing slurries) that absorbing liquid and electronic waste combustion product gases are formed carries out gas-liquid separation in gas-liquid separation section 1011.Flue gas after purification leaves reaction tower 101 from purifying smoke outlet 1014.Therefore, reaction tower 101 is dynamic wave high-efficient purification reaction tower.
According to the dynamic wave system 10 for the treatment of electronic waste combustion product gases of the embodiment of the present invention by arranging the below and the feed liquor nozzle 103 upwards spraying absorbing liquid that are positioned at the gas approach of reverse jet tube 102, thus absorbing liquid can be made with the reverse flow of electronic waste combustion product gases and fully contact, interaction of gas and liquid forms stable froth zone, carries out Surface Renewal faster.The temperature of electronic waste combustion product gases can be down to 60 DEG C ~ 80 DEG C by 120 DEG C ~ 150 DEG C thus, so that it is solid-state effectively to make the volatile matter of the metal in electronic waste combustion product gases and oxide thereof become, the SO of>=96%
2the HCl of,>=the 97.6% and HBr of>=98.7% is absorbed.
Through can reach the requirement of " dangerous waste incineration Environmental capacity standard " (GB18484-2001) according to the electronic waste combustion product gases after the process of the dynamic wave system 10 for the treatment of electronic waste combustion product gases of the embodiment of the present invention.
Therefore, according to the dynamic wave system 10 for the treatment of electronic waste combustion product gases of the embodiment of the present invention, there is the advantages such as clean-up effect is remarkable, gas-liquid separation effect is good.
As depicted in figs. 1 and 2, comprise frequency converting induced draft fan (not shown), reaction tower 101, reverse jet tube 102, feed liquor nozzle 103 according to the dynamic wave system 10 for the treatment of electronic waste combustion product gases of some embodiments of the present invention, absorb liquid bath 106, accident groove 107 and demister 108.
Electronic waste combustion product gases is transported in reverse jet tube 102 by the gas approach of reverse jet tube 102 by frequency converting induced draft fan.By utilizing frequency converting induced draft fan conveying electronic waste combustion flue gas, thus the larger fluctuation of electronic waste combustion product gases amount can be adapted to.
There is in reaction tower 101 gas-liquid separation section 1011 and liquid storing section 1013.Liquid storing section 1013 is positioned at below gas-liquid separation section 1011, and liquid storing section 1013 is communicated with gas-liquid separation section 1011.The bottom of liquid storing section 1013 is provided with containing solid serum outlet 1015.
Because the temperature of electronic waste combustion product gases can be down to 60 DEG C ~ 80 DEG C by reaction tower 101, therefore the volatile matter of the metal in electronic waste combustion product gases and oxide thereof can be made to become solid-state.That is, formed after absorbing liquid and electronic waste combustion product gases interact and absorb slurries, these absorption slurries contain solid-state metal and oxide thereof.
Liquid storing section 1013 is for storing this absorption slurries.Because these absorption slurries contain solid-state metal and oxide thereof, therefore solid-state metal and oxide thereof can precipitate gathering gradually.By arranging in the bottom of liquid storing section 1013 containing solid serum outlet 1015, thus metal and the oxide thereof of discharging precipitation gathering containing solid serum outlet 1015 can be passed through.
Advantageously, the bottom of liquid storing section 1013 can be configured to taper shape, can discharge metal and the oxide thereof of precipitation gathering thus more fully.
As depicted in figs. 1 and 2, in one embodiment of the invention, the dynamic wave system 10 for the treatment of electronic waste combustion product gases comprises agitator 104 further, and agitator 104 is located on the sidewall of liquid storing section 1013 obliquely.By utilizing agitator 104 to stir absorption slurries in liquid storing section 1013, thus can prevent solid-state metal and oxide thereof from can precipitate gathering.Agitator 104 is set obliquely and can improves mixing effect.Advantageously, agitator 104 can be close to the bottom of liquid storing section 1013, can prevent solid-state metal and oxide thereof from can precipitate gathering thus further.
Agitator 104 can adopt specific alloy manufacture, and adopts steel lining glue form with anticorrosion.
As shown in Figure 1, reaction tower 101 is provided with the absorption serum recycle be communicated with liquid storing section 1013 and exports 1016.The import that dynamic wave system 10 comprises the first delivery pump 1051, first delivery pump 1051 further exports 1016 with absorption serum recycle and is communicated with, and the outlet of the first delivery pump 1051 is communicated with feed liquor nozzle 103.Can utilize the first delivery pump 1051 that the absorption slurries in liquid storing section 1013 are transported to feed liquor nozzle 103 thus, and upwards be sprayed to absorb electronic waste combustion product gases by feed liquor nozzle 103.
In an example of the present invention, reaction tower 101 is provided with the absorption stoste import 1017 be communicated with gas-liquid separation section 1011 or liquid storing section 1013.Dynamic wave system 10 comprises the second delivery pump 1052 and the absorption stoste groove 106 for placing absorption stoste further.Absorb stoste groove 106 and be provided with absorbent import, water inlet and the outlet of absorption stoste.The import of the second delivery pump 1052 and this absorption stoste outlet, and the outlet of the second delivery pump 1052 is communicated with absorption stoste import 1017.
Absorb stoste by carrying to the gas-liquid separation section 1011 in reaction tower 101 or liquid storing section 1013, thus the pH and solubility that absorb stoste adjustment absorption slurries can be utilized.With absorption stoste is transported to compared with feed liquor nozzle 103, absorption stoste is transported to gas-liquid separation section 1011 or liquid storing section 1013 can reduce energy consumption.
Advantageously, the middle part or the bottom that absorb stoste import 1017 and gas-liquid separation section 1011 are communicated with.
As depicted in figs. 1 and 2, in examples more of the present invention, reverse jet tube 102 is located in reaction tower 101 vertically, and a part for reverse jet tube 102 protrudes upward reaction tower 101
The open upper end of reverse jet tube 102 is to form gas approach, and this gas approach place can be provided with lining brick, and the gas approach of reverse jet tube 102 and the line seal for supplied flue gases be connected to prevent flue gas from revealing.The open at its lower end of reverse jet tube 102 absorbs serum outlet to be formed, the lower end of the contiguous reverse jet tube 102 of feed liquor nozzle 103.Specifically, feed liquor nozzle 103 is positioned at the below of the lower end of reverse jet tube 102.
Advantageously, the diameter of feed liquor nozzle 103 is in the scope of 50 millimeters-200 millimeters.Owing to containing the volatile matter of metal and oxide thereof in electronic waste combustion product gases, therefore by making the diameter of feed liquor nozzle 103 in the scope of 50 millimeters-200 millimeters, thus feed liquor nozzle 103 can be avoided to be blocked by the solid-state metal in absorption slurries and oxide thereof.
Absorbing liquid also fully contacts with the reverse flow of electronic waste combustion product gases, and interaction of gas and liquid forms stable froth zone, carries out Surface Renewal faster.Absorbing liquid and electronic waste combustion product gases form gas-liquid mixture, and namely absorbing liquid and electronic waste combustion product gases are formed and absorb slurries, and these absorption slurries carry out gas-liquid separation in gas-liquid separation section 1011.
As depicted in figs. 1 and 2, demister 108 is located in reaction tower 101, and demister 108 is positioned at the top of the absorption serum outlet of reverse jet tube 102, and demister 108 is positioned at the below of purifying smoke outlet 1014.Flue gas after purification, after demister 108 is except the mist of deentrainment, discharges reaction tower 101 from purifying smoke outlet 1014.Demister 108 is for separating of the liquid foam in gas, so that the gas that discharge is clean, thus can improve empty tower gas velocity, reduces tower diameter, and then reduce equipment manufacturing cost.
As shown in Figure 1, reaction tower 101 functionally can comprise for store absorb slurries liquid storing section 1013, for the gas-liquid separation section 1011 of liquid sedimentation, gas-liquid separation and the foam removal section 1018 for separating of the liquid foam in gas.Gas-liquid separation section 1011 is positioned at the top of liquid storing section 1013, and foam removal section 1018 is positioned at the top of gas-liquid separation section 1011.Demister 108 is located in foam removal section 1018, and reverse jet tube 102 can extend in gas-liquid separation section 1011.
As shown in Figure 1, dynamic wave system 10 comprises accident groove 107 and the 3rd delivery pump 1053 further.The import of the 3rd delivery pump 1053 is communicated with liquid storing section 1013, and the outlet of the 3rd delivery pump 1053 is communicated with the charging aperture of accident groove 107.
Absorption slurries in liquid storing section 1013 can be transported in accident groove 107 by the 3rd delivery pump 1053.When dynamic wave system 10 has an accident, the whole absorption slurries from reaction tower 101 can be accepted, thus can effectively prevent whole dynamic wave system 10 from blocking.
In a concrete example of the present invention, dynamic wave system 10 comprises filter, return water tank and secondary filtrate tank further.The charging aperture of this filter is communicated with liquid storing section 1013 with the discharging opening of accident groove 107.The charging aperture of this return water tank is communicated with the discharging opening of filter, and the discharging opening of this return water tank is communicated with the water inlet absorbing liquid bath 106.The charging aperture of this secondary filtrate tank is communicated with the discharging opening of this return water tank.
The major part of the absorption slurries in liquid storing section 1013 is transported to feed liquor nozzle 103 through the first delivery pump 1051, so that circulated sprinkling, fraction is transported to accident groove 107 transfer.Be transported to filter (such as vacuum band-type filter machine) by accident groove 107 again and carry out press filtration.Major part filtrate collects reuse by this return water tank, and fraction filtrate is collected by this secondary filtrate tank and sent effluent treatment plant process, and filter cake delivers to dust treatment workshop section by fork truck.
Reaction tower 101 adopts fiberglass manufacture, and demister 108 adopts PP material, absorbs stoste groove 106, accident groove 107, this return water tank and this secondary filtrate tank and all adopts the manufacture of steel lining scale.
According to the dynamic wave system 10 for the treatment of electronic waste combustion product gases of the embodiment of the present invention, dynamic wave technology is applied to purification electronics waste combustion flue gas, enhance absorption characteristic, to smoke components wide accommodation, can simultaneously dedusting, desulfurization, dehydrochlorination, dehydrobromination, volatile matter except metal and oxide thereof, powerful, new and effective.
Adaptable to the exhaust gas volumn that fluctuation is larger according to the dynamic wave system 10 for the treatment of electronic waste combustion product gases of the embodiment of the present invention, bigbore feed liquor nozzle 103 is set, feed liquor nozzle 103 is not easily blocked by containing materials such as Zn, As, and equipment is simple, operating maintenance is convenient, purification efficiency is high.
Select rationally according to the configuration of each equipment of the dynamic wave system 10 for the treatment of electronic waste combustion product gases of the embodiment of the present invention and material, reliable and practical, consume less, operating cost is low.Absorb slurries and deliver to dust treatment workshop section, for the moisturizing that its workshop section's flue dust leaches, and flue dust workshop section recovery wherein various valuable metal delivered to by press filtration gained absorption slag filter cake, and filtrate major part is used as recycle-water, and only have small part to deliver to wastewater treatment, comprehensive benefit is high.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection or each other can communication; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1., for the treatment of a dynamic wave system for electronic waste combustion product gases, it is characterized in that, comprising:
Reaction tower, has gas-liquid separation section in described reaction tower, described reaction tower is provided with the purifying smoke be communicated with described gas-liquid separation section and exports;
Reverse jet tube, described reverse jet tube be located in described reaction tower at least partially, the absorption serum outlet that described reverse jet tube is provided with gas approach and is communicated with described gas-liquid separation section; With
For upwards spraying the feed liquor nozzle of absorbing liquid, described feed liquor nozzle is located in described reaction tower, and the opening upwards of described feed liquor nozzle, described feed liquor nozzle is positioned at the below of described gas approach.
2. the dynamic wave system for the treatment of electronic waste combustion product gases according to claim 1, it is characterized in that, also there is liquid storing section in described reaction tower, described liquid storing section to be positioned at below described gas-liquid separation section and to be communicated with described gas-liquid separation section, and the bottom of wherein said liquid storing section is provided with containing solid serum outlet.
3. the dynamic wave system for the treatment of electronic waste combustion product gases according to claim 2, it is characterized in that, comprise agitator further, described agitator is located on the sidewall of described liquid storing section obliquely.
4. the dynamic wave system for the treatment of electronic waste combustion product gases according to claim 2, it is characterized in that, described reaction tower is provided with the absorption serum recycle be communicated with described liquid storing section and exports, described dynamic wave system comprises the first delivery pump further, and the import of described first delivery pump is with described absorption serum recycle outlet and export and be communicated with described feed liquor nozzle.
5. the dynamic wave system for the treatment of electronic waste combustion product gases according to claim 4, is characterized in that, described reaction tower is provided with the absorption stoste import be communicated with described gas-liquid separation section or described liquid storing section, and described dynamic wave system comprises further:
For placing the absorption stoste groove absorbing stoste, described absorption stoste groove is provided with absorbent import, water inlet and the outlet of absorption stoste; With
Second delivery pump, the import of described second delivery pump and described absorption stoste outlet and export and described absorption stoste inlet communication.
6. the dynamic wave system for the treatment of electronic waste combustion product gases according to claim 1 and 2, it is characterized in that, described reverse jet tube is located in described reaction tower vertically, a part for described reverse jet tube protrudes upward described reaction tower, the open upper end of wherein said reverse jet tube is to form described gas approach, the open at its lower end of described reverse jet tube is to form described absorption serum outlet, and described feed liquor nozzle is close to the lower end of described reverse jet tube.
7. the dynamic wave system for the treatment of electronic waste combustion product gases according to claim 2, is characterized in that, comprise further:
Accident groove; With
3rd delivery pump, the import of described 3rd delivery pump is communicated with described liquid storing section and exports and is communicated with the charging aperture of described accident groove.
8. the dynamic wave system for the treatment of electronic waste combustion product gases according to any one of claim 1-7, is characterized in that, comprise further:
Filter, the charging aperture of described filter is communicated with described liquid storing section with the discharging opening of described accident groove;
Return water tank, the charging aperture of described return water tank is communicated with the discharging opening of described filter, and the discharging opening of described return water tank is communicated with the water inlet of described absorption stoste groove; With
Secondary filtrate tank, the charging aperture of described secondary filtrate tank is communicated with the discharging opening of described return water tank.
9. the dynamic wave system for the treatment of electronic waste combustion product gases according to any one of claim 1-8, it is characterized in that, comprise demister further, described demister is located in described reaction tower, described demister be positioned at described absorption serum outlet top and be positioned at described purifying smoke outlet below.
10. the dynamic wave system for the treatment of electronic waste combustion product gases according to any one of claim 1-9, is characterized in that, the diameter of described feed liquor nozzle is in the scope of 50 millimeters-200 millimeters.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510061286.9A CN104772022A (en) | 2015-02-05 | 2015-02-05 | Dynamic wave system used for treating combustion flue gas of electronic waste material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510061286.9A CN104772022A (en) | 2015-02-05 | 2015-02-05 | Dynamic wave system used for treating combustion flue gas of electronic waste material |
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| CN104772022A true CN104772022A (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510061286.9A Pending CN104772022A (en) | 2015-02-05 | 2015-02-05 | Dynamic wave system used for treating combustion flue gas of electronic waste material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105688610A (en) * | 2016-04-29 | 2016-06-22 | 云南驰宏锌锗股份有限公司 | Dynamic wave washing tower having automatic sewage drainage function and washing method thereof |
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Application publication date: 20150715 |