CN107754485A - Back flushing type high-temperature flue gas dehumidifying cleaning system based on heat energy utilization - Google Patents
Back flushing type high-temperature flue gas dehumidifying cleaning system based on heat energy utilization Download PDFInfo
- Publication number
- CN107754485A CN107754485A CN201711221247.6A CN201711221247A CN107754485A CN 107754485 A CN107754485 A CN 107754485A CN 201711221247 A CN201711221247 A CN 201711221247A CN 107754485 A CN107754485 A CN 107754485A
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- CN
- China
- Prior art keywords
- flue gas
- purification pot
- heat energy
- cleaning system
- temperature flue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
- B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4263—Means for active heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/71—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with pressurised gas, e.g. pulsed air
-
- 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
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D21/0001—Recuperative heat exchangers
- F28D21/0014—Recuperative heat exchangers the heat being recuperated from waste air or from vapors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of back flushing type high-temperature flue gas dehumidifying cleaning system based on heat energy utilization, it is characterised in that：Including purification pot (1), the sprayed tank (6) connected by pipeline (5) with purification pot (1), the spray equipment and dehydrating unit being connected with sprayed tank (6), and the back-blowing device being connected with purification pot (1)；The purification pot (1) is internally provided with water storage cavity (3), and the purify cavity (17) above water storage cavity (3), the purify cavity (17) is internally provided with filter (2).The present invention sets back-blowing device, and when starting air blower, wind then blows downwards from air outlet, so then well blows on ash disk the dust adsorbed on filter off, ash disk is extracted out from purification pot, outwells dust.
Description
Technical field
The present invention relates to field of Environment Protection, in particular to a kind of back flushing type high-temperature flue gas based on heat energy utilization to remove wet purification system
System.
Background technology
With the enhancing of whole society's environmental consciousness, in the industrial production, the dust in flue gas is not easy to exclude clean, its work
Industry pollutant is dispersed into air with the dust in flue gas, causes serious industrial pollution, is degrading the life of surrounding area
Production and living environment, the life to environment and the mankind bring serious loss.Flue gas can all use purification system before discharging at present
System is purified, but traditional cleaning system the dust in flue gas after gas cleaning can be adsorbed on filter, need artificial
Dust is cleared up, adds workload, and the heat in flue gas can not utilize.
The content of the invention
It is an object of the invention to eliminate mistake during traditional cleaning system can be adsorbed to the dust in flue gas after gas cleaning
On filter, need manually to clear up dust, and the unserviceable defect of the heat in flue gas, there is provided one kind is based on heat energy profit
Back flushing type high-temperature flue gas dehumidifying cleaning system.
The purpose of the present invention is achieved through the following technical solutions：Back flushing type high-temperature flue gas based on heat energy utilization removes wet purification
System, including purification pot, the sprayed tank connected by pipeline with purification pot, filled with spraying tank connected spray equipment and dehumidifying
Put, and the back-blowing device being connected with purification pot；The purification pot is internally provided with water storage cavity, net above water storage cavity
Change chamber, the purify cavity is internally provided with filter；One end is connected with the purification pot through purification pot, the other end through storage
The smoke-intake pipe entered after water cavity inside purify cavity；The back-blowing device includes air blower, and one end is connected with air blower, the other end
Ventilation duct inside purify cavity；One end that the ventilation duct is located inside purify cavity is provided with air outlet；The dehumidifying dress
The dehumidifying airduct including being connected with sprayed tank upper end is put, the first evaporator being arranged on inside dehumidifying airduct and the second evaporation
Device, and the blower fan being arranged between the first evaporator and the second evaporator.
Further, the part undulate that the smoke-intake pipe is located inside water storage cavity is set.
The part that the smoke-intake pipe is located inside purify cavity is evenly arranged with exhaust nozzle.
The inside of the purify cavity and the underside of filter is provided with ash disk.
The spray equipment includes fluid reservoir, and one end is located inside fluid reservoir, the other end is located at spray inside sprayed tank
Pipe, and the water pump being arranged on shower；The shower, which is located on one end inside sprayed tank, is provided with mouth spray.
One end that the shower is located inside sprayed tank is set from the tank skin downward spiral of sprayed tank upper end edge sprayed tank.
The present invention compared with the prior art, has advantages below and beneficial effect：
(1) present invention can be very good to filter the particulate matter in flue gas by filter, avoid polluting air.
(2) water storage cavity is provided with purification pot of the invention, and smoke-intake pipe passes through water storage cavity, the high-temperature flue gas inputted into
The water transferred heat to by heat transfer in water storage cavity, so as to be heated to water, take full advantage of the heat energy in high-temperature flue gas.
(3) shower of the invention is spirally arranged in sprayed tank, so that reflection liquid is preferably and smoke contacts, more
The effective harmful components removed in flue gas.
(4) present invention sets back-blowing device, and when starting air blower, wind then blows downwards from air outlet, so then good
The dust adsorbed on filter is blown off on ash disk, ash disk is extracted out from purification pot, outwells dust.
(5) dehydrating unit of the invention can be dehumidified the flue gas of discharge.
Brief description of the drawings
Fig. 1 is the overall structure figure of the present invention.
Reference in above-mentioned accompanying drawing is：1-purification pot, 2-filter, 3-evaporator, 4-smoke-intake pipe, 5-pipe
Road, 6-sprayed tank, 7-dehumidifying airduct, 8-shower, 9-mouth spray, 10-water pump, 11-fluid reservoir, 12-exhaust nozzle,
13-ventilation duct, 14-air blower, 15-air outlet, 16-ash disk, 17-purify cavity, the 18-the first evaporator, 19-wind
Machine, the 20-the second evaporator.
Embodiment
The present invention is described in further detail with reference to embodiment, but embodiments of the present invention are not limited to
This.
Embodiment
As shown in figure 1, a kind of back flushing type high-temperature flue gas dehumidifying cleaning system based on heat energy utilization of the present invention, including it is net
Change tank 1, the sprayed tank 6 connected by pipeline 5 with purification pot 1.The purification pot 1 can remove the dust granules in flue gas, be
Harmful chemical component in flue gas can be removed, the sprayed tank 6 be connected with spray equipment.
Specifically, the purification pot 1 is internally provided with water storage cavity 3, the purify cavity 17 above water storage cavity 3.The purification
One end is connected with tank 1 and enters the smoke-intake pipe 4 inside purify cavity 17 after water storage cavity 3 through purification pot 1, the other end.Should
Be provided with water inlet and delivery port on water storage cavity 3, during use from the water inlet of water storage cavity 3 into water storage cavity 3 injected clear water, work as height
Warm flue gas from smoke-intake pipe 4 when it is fashionable, the heat of high-temperature flue gas then passes to the clear water in water storage cavity 3, by way of heat transfer
Clear water is heated, the clear water after heating can release from the delivery port of water storage cavity 3, for people to use.In order to improve hot friendship
Efficiency is changed, the part undulate that the smoke-intake pipe 4 is located inside water storage cavity 3 is set, by increasing contact of the smoke-intake pipe 4 with clear water
Area improves heat exchanger effectiveness.
Flue gas after heat exchange is drained into purify cavity 17, and purified treatment is carried out to flue gas by purify cavity 17.Specifically
, the purify cavity 17 is internally provided with filter 2, in use, the delivery outlet of high-temperature flue gas from smoke-intake pipe 4 is input to purify cavity 17
In, it is drained into after filter plate 2 removes the dust granules in flue gas from pipeline 5 in sprayed tank 6.For more preferable Chalk-dust filtering
Particle, the filter 2 in the present embodiment are arranged to 2 pieces.In addition, the part that the smoke-intake pipe 4 is located inside purify cavity 17 is uniformly set
Exhaust nozzle 12 is equipped with, is uniformly discharged thereby using flue gas, improves the clean-up effect of flue gas.
After long-time use, many dust can be adsorbed with filter 2, influence filter effect.In order to by dust from filtering
Removed on plate 2, the cleaning system is additionally provided with back-blowing device, and the back-blowing device is connected with purification pot 1.
Specifically, the back-blowing device includes air blower 14, one end is connected with air blower 14, the other end is located in purify cavity 17
The ventilation duct 13 in portion.One end that the ventilation duct 13 is located inside purify cavity 17 is provided with air outlet 15.When startup air blower 14
When, ventilation duct 13 when air blower 14 blows air, air is blown out downwards from air outlet 15, wind direction now and the flowing side of flue gas
To on the contrary, by drying downwards, then the dust adsorbed on filter 2 can be blown down.When starting back-blowing device, cigarette need to will be entered
Pipe 4 is shut, i.e., no flue gas enters purify cavity 17.
The purify cavity 17 is internally provided with ash disk 16, and the ash disk 16 is located at the lower section of filter 2.Specifically, should
Ash disk installing port is provided with purification pot 1, the ash disk 16 is then arranged on ash disk installing port, is fallen down on filter 2
Travel fatigue is then fallen on ash disk 16, is extracted ash disk 16 out and is outwelled dust.Covering is installed on the disk installing port that sweeps up dust, in cigarette
Ash disk 16 is extracted out when purifying and shuts covering by gas；When carrying out deashing work, then ash disk 16 is pacified installed in ash disk
Fill on mouth.
In order to preferably remove the harmful chemical component in flue gas, the spray equipment includes fluid reservoir 11, and one end is positioned at storage
Inside flow container 11, the other end be located at shower 8 inside sprayed tank 6, and the water pump 10 being arranged on shower 8.The spray
Shower pipe 8, which is located on one end inside sprayed tank 1, is provided with mouth spray 9, and the inside of fluid reservoir 11 is equipped with can be with harmful chemical component
The reaction solution of reaction.In use, starting water pump 10, water pump 10 extracts reaction solution out from fluid reservoir 11, and is sprayed from mouth spray 9
Go out, make reaction solution and smoke contacts, and reacted with the harmful chemical component in flue gas, generate innocuous substance, the reaction solution can be with
Evil chemical composition in flue gas is added, and need to only be removed harmful chemical component.
Preferably, the shower 8 is located at tank skin spiral shell of the one end inside sprayed tank 6 from the upper end edge sprayed tank 6 of sprayed tank 6
Revolve down-set, make reflection liquid preferably and smoke contacts, more effectively remove the harmful components in flue gas, reacted liquid
Then discharged from the bottom of sprayed tank 6.
Preferably, the cleaning system is additionally provided with dehydrating unit, as shown in figure 1, the dehydrating unit connects with sprayed tank 6
Connect.Specifically, the dehydrating unit includes the dehumidifying airduct 7 being connected with the upper end of sprayed tank 6, it is arranged on inside dehumidifying airduct 7
First evaporator 18 and the second evaporator 20, and the blower fan 19 being arranged between the first evaporator 18 and the second evaporator 20.
Blower fan extracts flue gas out from sprayed tank 6, and flue gas is after the first evaporator 18 and the dehumidifying of the second evaporator 20 from dehumidifying airduct 7
Outlet discharge.Delivery port can be set on the dehumidifying airduct 7, and the water droplet condensed on the first evaporator 18 and the second evaporator 20 is then
Discharged from delivery port.
As described above, the present invention can be realized well.
Claims (6)
1. the back flushing type high-temperature flue gas dehumidifying cleaning system based on heat energy utilization, it is characterised in that：Including purification pot (1), pass through
The sprayed tank (6) that pipeline (5) connects with purification pot (1), the spray equipment and dehydrating unit being connected with sprayed tank (6), Yi Jiyu
The back-blowing device that purification pot (1) is connected；The purification pot (1) is internally provided with water storage cavity (3), above water storage cavity (3)
Purify cavity (17), the purify cavity (17) is internally provided with filter (2)；One end is connected with the purification pot (1) to run through
Purification pot (1), the other end enter the internal smoke-intake pipe (4) of purify cavity (14) after running through water storage cavity (3)；The back-blowing device bag
Air blower (14) is included, one end is connected with air blower (14), the other end is located at the internal ventilation duct (13) of purify cavity (17)；It is described logical
Airduct (13) is located at the internal one end of purify cavity (17) and is provided with air outlet (15)；The dehydrating unit includes and sprayed tank (6)
The dehumidifying airduct (7) that upper end is connected, it is arranged on dehumidifying airduct (7) internal the first evaporator (18) and the second evaporator
, and the blower fan (19) that is arranged between the first evaporator (18) and the second evaporator (20) (20).
2. the back flushing type high-temperature flue gas dehumidifying cleaning system according to claim 1 based on heat energy utilization, it is characterised in that：
The smoke-intake pipe (4) is located at the internal part undulate of water storage cavity (3) and set.
3. the back flushing type high-temperature flue gas dehumidifying cleaning system according to claim 2 based on heat energy utilization, it is characterised in that：
The smoke-intake pipe (4) is located at the internal part of purify cavity (14) and is evenly arranged with exhaust nozzle (12).
4. the back flushing type high-temperature flue gas dehumidifying cleaning system according to claim 3 based on heat energy utilization, it is characterised in that：
The inside of the purify cavity (17) and the underside of filter (2) is provided with ash disk (16).
5. the back flushing type high-temperature flue gas dehumidifying cleaning system according to claim 4 based on heat energy utilization, it is characterised in that：
The spray equipment includes fluid reservoir (11), and one end is located at the spray that fluid reservoir (11) is internal, the other end is located at sprayed tank (6) inside
Shower pipe (8), and the water pump (10) being arranged on shower (8)；The shower (8) is located at the internal one end of sprayed tank (1)
On be provided with mouth spray (9).
6. the back flushing type high-temperature flue gas dehumidifying cleaning system according to claim 5 based on heat energy utilization, it is characterised in that：
The shower (8) is located at tank skin downward spiral of the internal one end of sprayed tank (6) from sprayed tank (6) upper end edge sprayed tank (6)
Set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711221247.6A CN107754485A (en) | 2017-11-29 | 2017-11-29 | Back flushing type high-temperature flue gas dehumidifying cleaning system based on heat energy utilization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711221247.6A CN107754485A (en) | 2017-11-29 | 2017-11-29 | Back flushing type high-temperature flue gas dehumidifying cleaning system based on heat energy utilization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107754485A true CN107754485A (en) | 2018-03-06 |
Family
ID=61276267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711221247.6A Pending CN107754485A (en) | 2017-11-29 | 2017-11-29 | Back flushing type high-temperature flue gas dehumidifying cleaning system based on heat energy utilization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107754485A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624167A (en) * | 2018-12-18 | 2019-04-16 | 江苏龙泰环保设备制造有限公司 | A kind of PVC glove production exhaust collection processing system |
| CN112212730A (en) * | 2020-10-13 | 2021-01-12 | 宋当建 | Energy-saving treatment method for recovering heat discharged by flue gas |
-
2017
- 2017-11-29 CN CN201711221247.6A patent/CN107754485A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624167A (en) * | 2018-12-18 | 2019-04-16 | 江苏龙泰环保设备制造有限公司 | A kind of PVC glove production exhaust collection processing system |
| CN112212730A (en) * | 2020-10-13 | 2021-01-12 | 宋当建 | Energy-saving treatment method for recovering heat discharged by flue gas |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180306 |