CN206215010U - One kind of multiple pollutants integration deep removal system - Google Patents
One kind of multiple pollutants integration deep removal system Download PDFInfo
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- CN206215010U CN206215010U CN201621186579.6U CN201621186579U CN206215010U CN 206215010 U CN206215010 U CN 206215010U CN 201621186579 U CN201621186579 U CN 201621186579U CN 206215010 U CN206215010 U CN 206215010U
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model is related to one kind of multiple pollutants integration deep removal system, including hf and hv pulse electric power system, pollutant high-pressure electrostatic elimination reaction system and spray system, hf and hv pulse electric power system is using high-energy-density impulse generator and magnetic switch technology, the high density energy needed for producing multiple pollutant reinforcing conversion absorbing and removing；Pollutant high-pressure electrostatic elimination reaction system provides reaction compartment, and the energy release for distributing reinforcing hf and hv pulse electric power system rationally for passing through polar curve pole plate for pollutant removing；Spray system provides pollutant deep removal condition for reaction system, strengthens multiple pollutant removal effect.The utility model is innovated to multiple pollutant integration deep removal, breach pollutant, the particularly limited problem of the removal efficiency such as nitrogen oxides, oxysulfide, mercury, so as to realize the integrated deep removal of the multiple pollutant such as nitrogen oxides, oxysulfide, mercury, volatile organic matter in industrial smoke.
Description
Technical field
The utility model belongs to energy-environment project pollution emission reduction technical field, and in particular to one kind of multiple pollutants are integrally
Change deep removal system.
Background technology
China's Air Pollutant Emission total amount is huge, and atmosphere pollution situation is still severe, and the atmospheric environment such as haze, acid rain is asked
Topic takes place frequently, especially the key area city such as Jing-jin-ji region, Yangtze River Delta PM2.5The city winters such as the remote superstate standard of average annual concentration, Beijing
Season highest PM2.5Hour concentration is more than 1000 μ g/m3.Coal fire discharged pollutant be cause atmosphere pollution major reason it
One.The efficient emission-reducing for realizing pollution that caused by coal burning thing is the key for solving the problems, such as current atmospheric gray haze.Currently, the most stringent of fire in the whole world
Power plant's atmosphere pollutants emission standardses (GB13223-2011) have been performed, while proposing wanting for coal-burning power plant's minimum discharge
Ask, before the year two thousand twenty, China will complete to implement in full coal unit minimum discharge and reducing energy consumption, pollutant emission control skill
Art faces the challenge.
The main component of coal-burning power plant's Air Pollutant Emission, including nitrogen oxides, oxysulfide, particulate matter, heavy metal
Deng by denitrating flue gas, desulfurization and dust arrester, the control that must largely realize pollutant can be reached.But with pollution
The continuous improvement of thing discharge standard, the removing requirement of various pollutants is also more strict, and the pollution of existing pollution emission reduction device takes off
The removing solid capacity rising space is limited, there is problems with running：(1) during existing flue gas pollutant emission reduction, for nitrogen
The pollutants such as oxide, oxysulfide, particulate matter, are respectively necessary for the distinct devices such as denitrating flue gas, desulfurization, dedusting, with environmental protection
It is required that raising, floor space constantly increases；(2) under the strict limitation of New emission standard, current pollution reduction system is long
It is larger that phase stabilization meets emission request difficulty；(3) single pollutant removing system is limited by its design level and operation logic
System, improved efficiency space is extremely limited, and improved efficiency investment is high with operating cost.
Therefore, the integral system of integrated multiple pollutant deep removal is realize multiple pollutant deep removal important
Means.In existing flue gas pollutant emission-reducing system, single device is directed to Single Pollution thing, and the conversion of its pollutant has with removing ability
Limit, it is difficult to meet the pollution reduction demand for increasingly improving.
Utility model content
For the removing of existing flue gas pollutant emission reduction device, ability is single, limited efficacy, and improved efficiency space is small, high cost
Problem, the utility model proposes one kind of multiple pollutants integration deep removal system.The system is supplied using hf and hv pulse
Electric system produces high-frequency high density energy pulse between discharge electrode and dust collection plate, with reference to high-voltage electrostatic field, strengthens air
Ionization is charged with particulate matter, while produce a large amount of free radicals, and then strengthen and the pollutant such as nitrogen oxides, oxysulfide removing
Reaction；The mass transfer environment of wetting is provided using spray system, is strengthened while realizing multiple pollutant in one apparatus and is absorbed
With removing, and avoid pollutant be again introduced into discharge flue gas.The utility model can be disposed at wet desulfuration tower or semidry method
After desulfurizing tower, the pollutant conversion of plasma is combined with the pollutant removing of high voltage electric field, more traditional plasma
Reactor realizes that the species of pollutant catabolic gene is more rich with ozone generator, and energy utilization efficiency is higher, while realizing in pollution
The absorption of pollutant is realized in thing conversion process, dirt in the multiple pollutant collaboration absorption process of preposition mode of oxidizing is effectively solved
The problem that dye thing discharges again, breaks through the efficiency bottle neck of preposition mode of oxidizing multiple pollutant cooperation-removal, realizes the height of pollutant
Effect, collaboration, integration removing.
To reach above-mentioned purpose, the utility model provides following technical scheme：
One kind of multiple pollutants integration deep removal system, the system includes hf and hv pulse electric power system, dirt
Dye thing high-pressure electrostatic elimination reaction system and spray system, the pollutant high-pressure electrostatic elimination reaction system include reactor,
Electrode system is provided with the reactor, the hf and hv pulse electric power system has lead-out terminal, led to around lead-out terminal
Cross insulator to be insulated with shell of reactor, lead-out terminal is by wire and pollutant high-pressure electrostatic elimination reaction system electrode system
It is connected；The spray system includes cyclic water tank and nozzle, and the nozzle is arranged in reactor, and nozzle passes through water circulating pump
It is connected with cyclic water tank, the cyclic water tank is also connected with waste water tank, alkali liquid tank respectively, the waste water tank and reactor phase
Connection.
The utility model hf and hv pulse electric power system is produced using high-energy-density impulse generator and magnetic switch technology
High density energy needed for raw multiple pollutant reinforcing conversion absorbing and removing；Pollutant high-pressure electrostatic elimination reaction system is pollution
Thing removing provide reaction compartment, and by polar curve-pole plate distribute rationally reinforcing hf and hv pulse electric power system energy release
Put；Spray system provides pollutant deep removal condition for reaction system, strengthens multiple pollutant removal effect.
Preferably, wire-plate reactor of the reactor for body seal, its pole plate spacing is in 150mm~350mm
Between, its material is corrosion resistant steel, and its discharge plume is fish-bone line, acupuncture line or the prickle wire of reinforcing electric discharge, its electric discharge
Polar curve spacing same pole span more than half.
Preferably, arranging heating and hot air sweeping device at insulator.Ensure electrical safety.
Preferably, the nozzle is solid-cone (type) nozzle.Spray system can ensure pollutant high-pressure electrostatic elimination reaction
The space ejecting liquid distribution of system, using finer atomization solid-cone (type) nozzle, it is ensured that the absorption efficiency of absorbing liquid.
Preferably, the arrangement of nozzles in pole plate top, the distance away from polar curve suspension arrangement be 2.5 times heteropole away from.
Ensure electrion stability, while strengthening the mass transfer velocity of absorbing liquid using electrion.
The utility model high pressure pulse discharge space in pollutant high-pressure electrostatic elimination reaction device produces OH free radicals, O3
Deng high active substance；OH free radicals in reaction system, O3Deng high active substance and NO, Hg0Etc. oxidation reaction is carried out, produce easy
The NO of absorption2、N2O5、Hg2+Deng material；SO in reaction system2In the presence of corona wind, directly moved to pole plate and be caught
Collection；Particulate matter in reaction system high-pressure pulse electric reinforcing it is charged with migration under, directly move simultaneously quilt to pole plate
Trapping；SO in reaction system2, NO2, SO3, particulate matter and Hg2+Absorbed Deng by alkaline recirculated water, realize NO2, SO3And Hg2+It is high
Effect trapping, realizes SO2And the reinforcing trapping of particulate matter.
The hf and hv pulse electric power system that this patent is declared is respectively provided with reinforcing OH free radicals, O with reactor arrangement3Deng
The effect that high active substance is produced.
The utility model be different from traditional wet cottrell, traditional wet electrostatic precipitator be subject to power-supplying forms with
Working environment is limited, and energy injection density is limited with injection effect, and the utility model combines electrostatic by strengthening pollutant conversion
With spray mode, be difficult to be influenceed by corona shielding, be capable of achieving pollutant integration removing, pollutant transformation efficiency with take off
Except efficiency high, energy consumption is low.The utility model utilizes the enhanced mode of pulse energy, realizes the injection of high density energy, further
Conversion and the removal efficiency of pollutant are improved, so as to the integrated high-efficiency for realizing various pollutants in fume is converted and removing.
The utility model, by high-energy-density pulse power supply technology, is tied on the basis of existing wet cottrell
Close alkali lye finer atomization technology, reinforcing pollution subtractive process energy injection and alkali liquor absorption mass transfer rate, while realizing in pollution
The absorption of pollutant is realized in thing conversion process, dirt in the multiple pollutant collaboration absorption process of preposition mode of oxidizing is effectively solved
The problem that dye thing discharges again, breaks through the efficiency bottle neck of preposition mode of oxidizing multiple pollutant cooperation-removal, and then lifting includes nitrogen
The integrated high-efficiency removal effect of the multiple pollutants such as oxide, oxysulfide, particulate matter and mercury.The utility model can be carried effectively
The multiple pollutant integrated high-efficiency removal effect of smoke pollution emission reduction device is risen, operating cost is reduced, under lifting various working
Operation adaptability, with technology and application value higher.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model multiple pollutant deep removal system；
Fig. 2 is the utility model hf and hv pulse electric power system schematic diagram.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but claimed by the utility model
Scope be not limited to this.
Reference picture 1, one kind of multiple pollutants integration deep removal system, the system is powered including hf and hv pulse
System 1, pollutant high-pressure electrostatic elimination reaction system and spray system, the hf and hv pulse electric power system 1 pass through wire
It is connected with pollutant high-pressure electrostatic elimination reaction system, the pollutant high-pressure electrostatic elimination reaction system includes reactor 5,
Electrode system 3 is provided with the reactor 5, the hf and hv pulse electric power system has lead-out terminal, around lead-out terminal
By insulator 2 and the casing insulation of reactor 5, lead-out terminal is by high-voltage conducting wires and pollutant high-pressure electrostatic elimination reaction system
Electrode system be connected；Heating and hot air sweeping device are arranged at insulator, it is ensured that electrical safety.The reactor is shell
The wire-plate reactor of sealing, between 150mm~350mm, its material is corrosion resistant steel, its discharge electrode to its pole plate spacing
Line is the fish-bone line of reinforcing electric discharge, acupuncture line or prickle wire, its discharge plume spacing same pole span more than half.
The spray system includes cyclic water tank 6 and nozzle 10, and the nozzle 10 is arranged in reactor 5, the nozzle
Be arranged in pole plate top, the distance away from polar curve suspension arrangement be 2.5 times heteropole away from.Ensure electrion stability, while sharp
Strengthen the mass transfer velocity of absorbing liquid with electrion.Nozzle 10 is connected by water circulating pump 9 with cyclic water tank 6, described
Cyclic water tank 6 is also connected with waste water tank 7, alkali liquid tank 8 respectively, and the waste water tank 7 is connected with reactor 5.
The hf and hv pulse electric power system produces repetition frequency high using resonant pulses generation technique and magnetic switch technology
The pulse power of rate, in 0~1000Hz continuously adjustabes, its rising edge of a pulse is within 500ns, and its pulse is wide for the pulse power
Within 10 μ s, in 20kV~120kV continuously adjustabes, its transient pulse power reaches more than 200MW to its output voltage to degree, its energy
Amount transformation efficiency is more than 80%.The electric power system electric discharge of reinforcing hf and hv pulse, makes hf and hv pulse electric power system de-
Except generation high-energy-density electric field between the electrode and pole plate of reaction system, and produce free radical and corona wind.
Flue gas residence time in pollutant high-pressure electrostatic elimination reaction system is not less than 1.5s, it is ensured that the conversion of pollutant
Completed in same reactor with absorbing, the arresting efficiency of spray-absorption drop is not less than 90%.
The spray mode of spray system is for interruption is sprayed and continuously sprays adjustable, its spray flux continuously adjustabe, its spray angle
Degree is matched with reactor, and the pH value of Sprayer Circulation water is controllable.
Reference picture 2, hf and hv pulse electric power system is to realize one kind of multiple pollutants one that the utility model is declared
One of nucleus equipment of body deep removal system.The system stores energy in storage capacitor C0, and by high-voltage semi-conductor
Switch, makes C0With inductance L0Resonance circuit is turned on, and high-voltage pulse is produced by way of resonant pulses occur.Afterwards, by electricity
Hold C1With magnetic switch I and electric capacity C2With magnetic switch II, pulse energy is obtained two second compressions, further improve pulse instantaneous power,
Pulse width is reduced, and is loaded onto reactor, produce high-energy-density pulse.The hf and hv pulse that the utility model is declared
One-level/two-stage magnetic switch compress technique that electric power system is used, can effectively lift pulse energy, reduce pulse width, prevent
The generation of high-voltage pulse process flashover.
Pollutant high-pressure electrostatic elimination reaction system is that the reaction of various pollutants of fume integration deep removal is carried
For environment.As shown in figure 1, flue gas enters from reaction system left side, clean flue gas are discharged from right side；
Wherein, be loaded onto for pulse energy and supported by insulator 2 by hf and hv pulse electric power system 1 by high-voltage conducting wires
Electrode system 3, and discharged from electrode to pole plate 4, produce high-energy-density pulse and high voltage electric field, while produce a large amount of OH from
By base/O3Deng high active substance, the multiple pollutants such as the nitrogen oxides in flue gas, oxysulfide, particulate matter and mercury are carried out instead
Should be with removing；
Spray system passes through water circulating pump 9 by recirculated water pressurized delivered to reactor nozzle 10, in pollutant high-pressure electrostatic
Spray environment, the further nitrogen oxides absorbed in flue gas, oxysulfide, particulate matter and mercury etc. are formed in elimination reaction system many
Plant pollutant and its product.Recirculated water in reaction system is collected via waste water tank 7, is entered by the recirculated water after precipitation
Cyclic water tank 6 realizes recycling for recirculated water, and alkali liquid tank 8 conveys alkali lye to cyclic water tank, realizes the pH controls of recirculated water.
One kind of multiple pollutants integration deep removal system that the utility model case study on implementation is proposed is arranged on conventional smoke
After gas pollutant control system wet desulfurization system, before chimney entrance.The system flue gas enter chimney before, by strong
Change the mode that pollutant conversion combines electrostatic field and spray, realize the integrated deep removal of flue gas multiple pollutant, further subtract
Few flue gas pollutant discharge.
By embodiments above, the utility model can realize that sulfur dioxide removal efficiency reaches more than 90%, nitrogen oxygen
Compound eliminating efficiency more than 80%, particulate matter removing efficiency more than 90%, mercury removal efficiency more than 80%.
Claims (5)
1. one kind of multiple pollutants integration deep removal system, it is characterised in that：The system is supplied including hf and hv pulse
Electric system, pollutant high-pressure electrostatic elimination reaction system and spray system, the pollutant high-pressure electrostatic elimination reaction system bag
Reactor is included, electrode system is provided with the reactor, the hf and hv pulse electric power system has lead-out terminal, output end
Insulated with shell of reactor by insulator around sub, lead-out terminal is by wire and pollutant high-pressure electrostatic elimination reaction system
Electrode system is connected；The spray system includes cyclic water tank and nozzle, and the nozzle is arranged in reactor, and nozzle passes through
Water circulating pump is connected with cyclic water tank, and the cyclic water tank is also connected with waste water tank, alkali liquid tank respectively, the waste water tank with
Reactor is connected.
2. multiple pollutant according to claim 1 integration deep removal system, it is characterised in that：The reactor is
The wire-plate reactor of body seal, between 150mm~350mm, its discharge plume is the fish of reinforcing electric discharge to its pole plate spacing
Bone line, acupuncture line or prickle wire, its discharge plume spacing same pole span more than half.
3. multiple pollutant according to claim 1 integration deep removal system, it is characterised in that：Arranged at insulator
Heating and hot air sweeping device.
4. multiple pollutant according to claim 1 integration deep removal system, it is characterised in that：The nozzle is real
The heart bores nozzle.
5. multiple pollutant according to claim 1 integration deep removal system, it is characterised in that：The arrangement of nozzles
In pole plate top, the distance away from polar curve suspension arrangement be 2.5 times heteropole away from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621186579.6U CN206215010U (en) | 2016-11-04 | 2016-11-04 | One kind of multiple pollutants integration deep removal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621186579.6U CN206215010U (en) | 2016-11-04 | 2016-11-04 | One kind of multiple pollutants integration deep removal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206215010U true CN206215010U (en) | 2017-06-06 |
Family
ID=58789648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621186579.6U Active CN206215010U (en) | 2016-11-04 | 2016-11-04 | One kind of multiple pollutants integration deep removal system |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422704A (en) * | 2016-11-04 | 2017-02-22 | 浙江大学 | Integrated system for deeply removing various pollutants |
| CN107441898A (en) * | 2017-09-25 | 2017-12-08 | 绵阳欣隆源环保科技有限公司 | A kind of impulse electric corona plasma flue gas desulfurization and denitrification integrated apparatus |
| CN108525482A (en) * | 2018-05-30 | 2018-09-14 | 洁华控股股份有限公司 | A kind of device and method of high-voltage pulse dielectric barrier discharge combination electrostatic microjet atomization removing VOCs |
-
2016
- 2016-11-04 CN CN201621186579.6U patent/CN206215010U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422704A (en) * | 2016-11-04 | 2017-02-22 | 浙江大学 | Integrated system for deeply removing various pollutants |
| CN107441898A (en) * | 2017-09-25 | 2017-12-08 | 绵阳欣隆源环保科技有限公司 | A kind of impulse electric corona plasma flue gas desulfurization and denitrification integrated apparatus |
| CN108525482A (en) * | 2018-05-30 | 2018-09-14 | 洁华控股股份有限公司 | A kind of device and method of high-voltage pulse dielectric barrier discharge combination electrostatic microjet atomization removing VOCs |
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