CN110496709A - A kind of wet desulphurization device of multi-cavity dust removal process flue gas - Google Patents
A kind of wet desulphurization device of multi-cavity dust removal process flue gas Download PDFInfo
- Publication number
- CN110496709A CN110496709A CN201910616962.2A CN201910616962A CN110496709A CN 110496709 A CN110496709 A CN 110496709A CN 201910616962 A CN201910616962 A CN 201910616962A CN 110496709 A CN110496709 A CN 110496709A
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- Prior art keywords
- flue gas
- wet
- discharge chamber
- dust removal
- processing chamber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/019—Post-treatment of gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/025—Combinations of electrostatic separators, e.g. in parallel or in series, stacked separators, dry-wet separator combinations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/16—Plant or installations having external electricity supply wet type
Abstract
The invention discloses a kind of wet desulphurization devices of multi-cavity dust removal process flue gas, including device noumenon, described device ontology is made of wet electrical dust precipitator, discharge chamber, water tank and liquid-storing box, wet electrical dust precipitator bosom position is horizontally installed with partition, and described partition one end offers through-hole.In the present invention, by installing partition inside wet electrical dust precipitator, to make to be divided into processing chamber and lower processing chamber inside wet electrical dust precipitator, processing equipment is all separately installed in the inside of upper processing chamber and lower processing chamber simultaneously, when to make flue gas enter inside wet electrical dust precipitator, it first passes around and carries out first time dedusting inside lower processing chamber, flue gas is entered inside upper processing chamber by the through-hole that partition one end opens up later, it is secondary to carry out to flue gas wet dust removal, by the way that wet electrical dust precipitator is carried out two-stage screening, effectively ensure that stable continuous moisture film can be formed in anode plate short transverse, avoid anode plate etching problem.
Description
Technical field
The present invention relates to dedusting technology field more particularly to a kind of wet desulphurization devices of multi-cavity dust removal process flue gas.
Background technique
Energy resource structure of the China based on coal causes domestic power supply point mainly based on coal-fired thermal power generation.2010
The end of the year, China's capacity of installed generator reach 9.5 hundred million kilowatts or so, and wherein the installed capacity of thermal power generation electricity is 700,000,000 kilowatts, Zhan Zongrong
73.68% or so of amount.The boiler exhaust gas of coal-burning power plant has temperature high, and the pollutant concentrations such as SO2, nitrogen oxides are high, dust-laden
Measure the features such as big.In order to solve boiler smoke emission pollution problem, take a large amount of technical measures in recent years, reduce flue dust,
The discharge of the pollutants such as SO2, nitrogen oxides has successively carried out electrostatic precipitator, flue gas desulphurization system (FGD), denitrating flue gas system
System (SCR) being added and being transformed；Thermal Power Generation Industry entirety blowdown level has substantially reduced at present.Meanwhile in order in recovered flue gas
Heat, be also additionally arranged flue gas waste heat recovery system, and have received preferable effect, flue gas desulphurization system (FGD) mostly uses wet
Method desulfurization.
Existing technology has the following problems:
Existing wet electrical dust precipitator, generally all only have coagulation equipment, thus at work on anode plate it is easy to form not
Stable bubble can cause to corrode to anode plate for a long time, to reduce the service life of anode plate.
A large number of water molecules can all be contained inside the flue gas after wet-esp is processed, flue gas, if these water
Molecule discharge is extraneous, can impact to the ecological balance of external environment.
We are it is proposed to this end that a kind of wet desulphurization device of multi-cavity dust removal process flue gas solves above-mentioned drawback.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of multi-cavity dust removal process cigarette proposed
The wet desulphurization device of gas.
To achieve the goals above, present invention employs following technical solutions: a kind of wet process of multi-cavity dust removal process flue gas
Desulfurizer, including device noumenon, described device ontology are made of wet electrical dust precipitator, discharge chamber, water tank and liquid-storing box, institute
It states wet electrical dust precipitator bosom position and is horizontally installed with partition, described partition one end offers through-hole, and the partition is wet
Formula electric precipitator is divided into processing chamber and lower processing chamber, described to be horizontally installed with water pipe in upper processing chamber and lower processing chamber top,
And water pipe bottom end is equipped with high-pressure spraying head, anode plate is fixed with immediately below the high-pressure spraying head, and anode plate side is installed
There is cathode line.
Preferably, the wet electrical dust precipitator top end surface is fixed with discharge chamber, the wet-esp by support column
Device top end surface is by exhaust pipe and discharge chamber connection, and exhaust pipe extends to inside discharge chamber, the discharge chamber internal symmetry
Condenser is installed, discharge chamber inner tip surface middle position is equipped with filter screen, the discharge chamber top center position
It sets and offers exhaust outlet vertically.
Preferably, the wet electrical dust precipitator inner bottom is provided with liquidceiver, and liquidceiver bottom end and liquid-storing box connection,
Described liquid-storing box one end is connect by neutralizing tank with water tank.
Preferably, by centrifugal pump and water tank connection, one side surface of discharge chamber is equipped with reflux for described water pipe one end
Pipe, and return pipe one end is connect with liquid-storing box.
Preferably, the anode plate is provided with multiple, and the number of anode plate is determined according to the size of wet electrical dust precipitator,
The cathode line is equal with anode plate number.
Preferably, one side surface of wet electrical dust precipitator offers air inlet.
Preferably, the water tank and liquid-storing box bottom end are equipped with feet.
Compared with prior art, the beneficial effects of the invention are as follows；
1, of the invention, by installing partition inside wet electrical dust precipitator, to make to be divided into processing inside wet electrical dust precipitator
Chamber and lower processing chamber, while being all separately installed with processing equipment in the inside of upper processing chamber and lower processing chamber, thus make flue gas into
It when entering inside wet electrical dust precipitator, first passes around and carries out first time dedusting inside lower processing chamber, flue gas passes through partition one end later
The through-hole opened up enters inside processing chamber, secondary to carry out to flue gas wet dust removal, by the way that wet electrical dust precipitator is carried out two
Grade screening, effectively ensures that stable continuous moisture film can be formed in anode plate short transverse, avoids anode plate etching problem, significantly
Extend the service life of anode plate, and by two-stage treatment, improves the dust removing effects to flue gas.
2, of the invention, discharge chamber is installed at the top of device noumenon, and exhaust pipe extends to the inside of discharge chamber, simultaneously
Condenser is installed in the inside of discharge chamber, when the flue gas in exhaust pipe enters in discharge chamber, is reduced and is vented by condenser
Temperature in chamber condenses into droplet, later under gravity to make the hydrone in flue gas due to temperature
Discharge chamber bottom end is dropped into, while on the surface of discharge chamber by return pipe and liquid-storing box connection, to make the liquid of discharge chamber
It is flowed into inside liquid-storing box by return pipe, it is extraneous that this mode can effectively prevent the discharge of the vapor in flue gas, avoids pair
External environment pollutes.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the wet desulphurization device of multi-cavity dust removal process flue gas proposed by the present invention；
Fig. 2 is a kind of wet desulphurization device wet-esp case schematic diagram of multi-cavity dust removal process flue gas proposed by the present invention；
Fig. 3 is a kind of wet desulphurization device discharge chamber schematic diagram of multi-cavity dust removal process flue gas proposed by the present invention.
Marginal data:
1, device noumenon；2, centrifugal pump；3, air inlet；4, wet electrical dust precipitator；5, support column；6, discharge chamber；7, exhaust outlet；8,
Return pipe；9, liquidceiver；10, liquid-storing box；11, feet；12, neutralizing tank；13, water tank；14, water pipe；15, high-pressure spraying head；16,
Anode plate；17, cathode line；18, through-hole；19, partition；20, upper processing chamber；21, lower processing chamber；22, condenser；23, exhaust pipe；
24, filter screen.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention；Term " first ", " second ", " third "
It is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance；In addition, unless otherwise specific regulation and limit
Fixed, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Please refer to Fig. 1-3, a kind of wet desulphurization device of multi-cavity dust removal process flue gas, including device noumenon 1, device noumenon
1 is made of wet electrical dust precipitator 4, discharge chamber 6, water tank 13 and liquid-storing box 10, and 4 bosom position of wet electrical dust precipitator is horizontal
Partition 19 is installed, 19 one end of partition offers through-hole 18, and partition 19 divides wet electrical dust precipitator 4 for upper processing chamber 20 and lower place
Chamber 21 is managed, is horizontally installed with water pipe 14 in upper processing chamber 20 and lower 21 top of processing chamber, and 14 bottom end of water pipe is equipped with high pressure spray
Head 15 is drenched, is fixed with anode plate 16 immediately below high-pressure spraying head 15, and 16 side of anode plate is equipped with cathode line 17.
In the present embodiment: by being divided into processing chamber 20 and lower processing chamber 21, effectively ensuring wet electrical dust precipitator 4
Stable continuous moisture film can be formed in 16 short transverse of anode plate, avoided 16 etching problem of anode plate, greatly prolonged anode plate
16 service life, and by two-stage treatment, improve the dust removing effects to flue gas.
Specifically, 4 top end surface of wet electrical dust precipitator is fixed with discharge chamber 6 by support column 5, wet electrical dust precipitator 4 is pushed up
End surfaces are by exhaust pipe 23 and 6 connection of discharge chamber, and exhaust pipe 23 extends to inside discharge chamber 6,6 internal symmetry of discharge chamber peace
Equipped with condenser 22,6 inner tip surface middle position of discharge chamber is equipped with filter screen 24, and 6 top center position of discharge chamber is perpendicular
Directly offer exhaust outlet 7.
In the present embodiment: by installing discharge chamber 6, when the flue gas in exhaust pipe 23 enters in discharge chamber 6, by cold
The temperature that condenser 22 reduces in discharge chamber 6 condenses into droplet to make the hydrone in flue gas due to temperature, it
After fall under gravity into 6 bottom end of discharge chamber, centralized collection processing, so that it is extraneous to avoid the hydrone in flue gas from being discharged
It pollutes the environment.
Specifically, 4 inner bottom of wet electrical dust precipitator is provided with liquidceiver 9, and 9 bottom end of liquidceiver and liquid-storing box 10
Logical, 10 one end of liquid-storing box is connect by neutralizing tank 12 with water tank 13.
In the present embodiment: by the way that liquidceiver 9 is arranged, convenient for the recycling to liquid, by liquid-storing box 10 and water tank 13
Between neutralizing tank 12 is installed, convenient for the liquid inside liquid-storing box 10 by neutralizing tank 12 neutralize after, into inside water tank 13, from
And realize the recycling of water circulation, improve the utilization rate of water resource.
Specifically, 14 one end of water pipe is by centrifugal pump 2 and 13 connection of water tank, 6 one side surface of discharge chamber is equipped with return pipe
8, and 8 one end of return pipe is connect with liquid-storing box 10.
In the present embodiment: by the way that centrifugal pump 2 is arranged, convenient for electric for wet type by water tank 13 under the action of centrifugal pump 2
Deduster 4 provides liquid, to guarantee that normal wet electrical dust precipitator 4 works.
Specifically, anode plate 16 is provided with multiple, and the number of anode plate 16 is determined according to the size of wet electrical dust precipitator 4
Fixed, cathode line 17 is equal with 16 number of anode plate.
In the present embodiment: by the way that multiple anode plates 16 are arranged, being imitated convenient for accelerating wet electrical dust precipitator 4 to the dedusting of flue gas
Rate.
Specifically, 4 one side surface of wet electrical dust precipitator offers air inlet 3.
In the present embodiment: by offering air inlet 3, entering inside wet electrical dust precipitator 4 convenient for flue gas.
Specifically, water tank 13 and 10 bottom end of liquid-storing box are equipped with feet 11.
In the present embodiment: by the way that feet 11 is arranged, convenient for the support to device noumenon 1, while in the bottom end of feet 11
Non-slip mat is installed, so that it is guaranteed that the stability in 1 course of work of device noumenon.
Working principle: in use, flue gas is entered in wet electrical dust precipitator 4 by air inlet 3, flue gas first passes around wet later
Lower processing chamber 21 in formula electric precipitator 4 be dusted to the dust in flue gas, and flue gas is opened by 19 one end of partition later
If through-hole 18 enter inside processing chamber 20, it is secondary to carry out to flue gas wet dust removal, by the way that wet electrical dust precipitator 4 is carried out
Two-stage screening, effectively ensures that stable continuous moisture film can be formed in 16 short transverse of anode plate, and the corrosion of anode plate 16 is avoided to ask
Topic greatly prolongs the service life of anode plate 16, and by two-stage treatment, the dust removing effects to flue gas is improved, after processing
Flue gas entered in discharge chamber 6 by exhaust pipe 23, while condenser 22 being installed in the inside of discharge chamber 6, work as exhaust pipe
When flue gas in 23 is entered in discharge chamber 6, the temperature in discharge chamber 6 is reduced by condenser 22, to make the moisture in flue gas
Son, condenses into droplet due to temperature, falls under gravity into 6 bottom end of discharge chamber later, passes through back later
Flow tube 8 is flowed into inside liquid-storing box 10, is recycled again after being handled.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of wet desulphurization device of multi-cavity dust removal process flue gas, including device noumenon (1), which is characterized in that described device
Ontology (1) is made of wet electrical dust precipitator (4), discharge chamber (6), water tank (13) and liquid-storing box (10), the wet-esp
Device (4) bosom position is horizontally installed with partition (19), and described partition (19) one end offers through-hole (18), the partition
(19) wet electrical dust precipitator (4) is divided into upper processing chamber (20) and lower processing chamber (21), it is described in upper processing chamber (20) and lower place
Reason chamber (21) top is horizontally installed with water pipe (14), and water pipe (14) bottom end is equipped with high-pressure spraying head (15), the high pressure spray
It is fixed with anode plate (16) immediately below leaching head (15), and anode plate (16) side is equipped with cathode line (17).
2. a kind of wet desulphurization device of multi-cavity dust removal process flue gas according to claim 1, which is characterized in that described wet
Formula electric precipitator (4) top end surface is fixed with discharge chamber (6) by support column (5), wet electrical dust precipitator (4) top end surface
By exhaust pipe (23) and discharge chamber (6) connection, and exhaust pipe (23) extends to discharge chamber (6) inside, and the discharge chamber (6) is interior
Portion is symmetrically installed with condenser (22), and discharge chamber (6) the inner tip surface middle position is equipped with filter screen (24), described
Discharge chamber (6) top center position offers exhaust outlet (7) vertically.
3. a kind of wet desulphurization device of multi-cavity dust removal process flue gas according to claim 1, which is characterized in that described wet
Formula electric precipitator (4) inner bottom is provided with liquidceiver (9), and liquidceiver (9) bottom end and liquid-storing box (10) connection, the liquid storage
Case (10) one end is connect by neutralizing tank (12) with water tank (13).
4. a kind of wet desulphurization device of multi-cavity dust removal process flue gas according to claim 1, which is characterized in that the water
(14) one end is managed by centrifugal pump (2) and water tank (13) connection, (6) one side surface of discharge chamber is equipped with return pipe (8), and
Return pipe (8) one end is connect with liquid-storing box (10).
5. a kind of wet desulphurization device of multi-cavity dust removal process flue gas according to claim 1, which is characterized in that the sun
Pole plate (16) be provided with it is multiple, and the number of anode plate (16) according to the size of wet electrical dust precipitator (4) determine, the cathode line
(17) equal with anode plate (16) number.
6. a kind of wet desulphurization device of multi-cavity dust removal process flue gas according to claim 1, which is characterized in that described wet
(4) one side surface of formula electric precipitator offers air inlet (3).
7. a kind of wet desulphurization device of multi-cavity dust removal process flue gas according to claim 1, which is characterized in that the water
Case (13) and liquid-storing box (10) bottom end are equipped with feet (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910616962.2A CN110496709A (en) | 2019-07-09 | 2019-07-09 | A kind of wet desulphurization device of multi-cavity dust removal process flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910616962.2A CN110496709A (en) | 2019-07-09 | 2019-07-09 | A kind of wet desulphurization device of multi-cavity dust removal process flue gas |
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| Publication Number | Publication Date |
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| CN110496709A true CN110496709A (en) | 2019-11-26 |
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ID=68585608
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910616962.2A Pending CN110496709A (en) | 2019-07-09 | 2019-07-09 | A kind of wet desulphurization device of multi-cavity dust removal process flue gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110833740A (en) * | 2019-12-05 | 2020-02-25 | 安徽顺达环保科技股份有限公司 | Wet electric dust removal of industrial kiln is white device in coordination |
-
2019
- 2019-07-09 CN CN201910616962.2A patent/CN110496709A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110833740A (en) * | 2019-12-05 | 2020-02-25 | 安徽顺达环保科技股份有限公司 | Wet electric dust removal of industrial kiln is white device in coordination |
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Application publication date: 20191126 |