CN108317532A - Coal-burning power plant's energy-saving emission-reducing apparatus - Google Patents
Coal-burning power plant's energy-saving emission-reducing apparatus Download PDFInfo
- Publication number
- CN108317532A CN108317532A CN201810182449.2A CN201810182449A CN108317532A CN 108317532 A CN108317532 A CN 108317532A CN 201810182449 A CN201810182449 A CN 201810182449A CN 108317532 A CN108317532 A CN 108317532A
- Authority
- CN
- China
- Prior art keywords
- cavity
- thermal insulation
- insulation board
- energy
- coal
- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/006—Layout of treatment plant
-
- 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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- 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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/10—Intercepting solids by filters
- F23J2217/101—Baghouse type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chimneys And Flues (AREA)
Abstract
The invention discloses a kind of coal-burning power plant's energy-saving emission-reducing apparatus, it include cavity, cavity open at both ends, front end open-mouth is provided with multiple dust settling pockets, rear end is provided with heat exchanger, thermal insulation board is provided in cavity, thermal insulation board is between dust settling pocket and heat exchanger, multiple through-holes are offered on thermal insulation board, thermal insulation board is at least coated with heat insulating coat on one side.Coal-burning power plant's energy-saving emission-reducing apparatus disclosed by the invention, it is placed on the pipeline between denitrification apparatus and desulphurization system, dedusting is combined with recycling heat, on the one hand can realize the dedusting of flue gas, on the other hand it is capable of the part of waste heat of recovered flue gas, to achieve energy-saving and emission reduction purposes.
Description
Technical field
The present invention relates to balance of power plant technical field more particularly to a kind of coal-burning power plant's energy-saving emission-reducing apparatus.
Background technology
The flue gas of coal-burning power plant needs to carry out before discharging denitration, desulfurization process with meet the requirement of environmental protection.Denitration is being advanced
Row, desulfurization is in rear, main at this stage that wet desulphurization, general desulphurization system is used to be located at after the end of flue, deduster, desulfurization
The reaction temperature of process is less than dew point, therefore reaction temperature is not high, and temperature is also possible to up to 300 ~ 400 DEG C after denitration, wet method
It also needs to carry out cooling processing to flue gas before desulfurization.At this stage by the way that flue gas is directly sent into desulfurization after deduster dedusting after denitration
System desulfurization wastes this portion temperature energy of flue gas, does not meet the energy-saving and emission-reduction theory that country vigorously advocates.
Invention content
For the above deficiency, the present invention provides a kind of coal-burning power plant's energy-saving emission-reducing apparatus, can be by dedusting and recycling heat
Combine, achieves energy-saving and emission reduction purposes.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
A kind of coal-burning power plant's energy-saving emission-reducing apparatus, includes cavity, and the cavity open at both ends, front end open-mouth is provided with multiple
Dust settling pocket, rear end are provided with heat exchanger, are provided with thermal insulation board in the cavity, the thermal insulation board be located at the dust settling pocket and
Between heat exchanger, multiple through-holes are offered on the thermal insulation board, the thermal insulation board is at least coated with heat insulating coat on one side.
Further, the heat exchanger includes heater box and water tank, and the heater box is located in the cavity, institute
It states water tank to be located at outside the cavity, the both sides up and down of the heater box are connected to by pipeline with the water tank respectively.
Further, the heater box is multiple, is connected to by pipeline between multiple heater boxes.
Further, coal-burning power plant's energy-saving emission-reducing apparatus further includes Strok mechanism, the Strok mechanism include motor and
Cam, the cam are installed on the output shaft of the motor, and the motor is located at outside the cavity, and the cam is located at described
It is in contact in cavity and with the thermal insulation board；Spring is additionally provided in the cavity, the spring one end is fixed and the cavity
On, the other end is fixed on the thermal insulation board, and the spring is in compressive state；Be provided with guide rail in the cavity, it is described every
The guide block to match with the guide rail is provided on hot plate, the dust settling pocket is in one end of the front end open-mouth far from the cavity
The thermal insulation board is connected, and when the thermal insulation board is gone under the action of the spring to the limit in the front end opening direction far from the cavity
When position, the dust settling pocket is in tensioned state.
Further, the heat exchanger further includes water pump, and the water pump is located at outside the cavity, in the heater box and
On the pipeline that water tank is connected.
Compared with prior art, the beneficial effects of the invention are as follows：The invention discloses a kind of coal-burning power plant's energy-saving and emission-reduction dresses
It sets, is placed on the pipeline between denitrification apparatus and desulphurization system, dedusting is combined with recycling heat, it on the one hand can be real
The dedusting of existing flue gas, is on the other hand capable of the part of waste heat of recovered flue gas, to achieve energy-saving and emission reduction purposes.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described.
Fig. 1 is the structural diagram of the present invention.
Specific implementation mode
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 describes.Obviously, 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, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
Embodiment
Fig. 1 is please referred to, the preferred embodiment of the invention provides a kind of coal-burning power plant's energy-saving emission-reducing apparatus, includes cavity 1,
1 open at both ends of cavity, front end open-mouth are provided with multiple dust settling pockets 2, and rear end is provided with heat exchanger 3, is provided in cavity 1
Thermal insulation board 4, thermal insulation board 4 offer multiple through-holes 5 between dust settling pocket 2 and heat exchanger 3 on thermal insulation board 4, thermal insulation board 4 to
Rare one side is coated with heat insulating coat.
When implementation, the xeothermic flue gas after denitration enters from 1 front end opening of cavity, first passes through dust settling pocket 2 and is dusted, then
Enter 1 rear end of cavity by thermal insulation board 4, xeothermic flue gas carries out heat conversion with heat exchanger 3, and heat exchanger 3 obtains flue gas
Part of waste heat, to realize that heat recovery is finally reached the purpose of energy-saving and emission-reduction；At least one side of thermal insulation board 4 is coated with heat-insulated painting
Layer, heat insulating coat have heat-blocking action, can ensure as possible after heat exchanger 3 and flue gas heat exchange, the temperature at dust settling pocket 2 not by
Too big influence avoids the problem that temperature occurs dust bonding on dust settling pocket less than dew point and influences dust removing effects at dust settling pocket 2.
Heat exchanger 3 includes heater box 31 and water tank 32, and heater box 31 is located in cavity 1, and water tank 32 is located at chamber
Outside body 1, the both sides up and down of heater box 31 are connected to by pipeline with water tank 32 respectively.Heat smoke acts in heater box 31, leads to
It crosses the modes such as heat transfer to exchange heat with heater box 31, heats the water in heater box 31, flowed up after the water heating in heater box 31
Into water tank 32, cold water enters from 31 downside of heater box again, to reach a cycle.Heater box 31 is multiple, multiple heating
It is connected to by pipeline between case 31.Multiple heater boxes 31 can make full use of flue gas heat, increase the effect of flue gas and heater box 31
Area improves heat exchange efficiency.Heat exchanger 3 further includes water pump 33, and water pump 33 is located at outside cavity 1, in heater box 31 and water tank
On 32 pipelines being connected.Water pump 33 can accelerate circulation of the water between heater box 31 and water tank 32, improve heat exchange efficiency.
The invention also includes Strok mechanism, Strok mechanism includes motor 61 and cam 62, and cam 62 is installed on motor 61
Output shaft on, motor 61 is located at outside cavity 1, and cam 62 is located in cavity 1 and is in contact with thermal insulation board 4；It is also set up in cavity 1
There are spring 7,7 one end of spring to fix on cavity 1, the other end is fixed on thermal insulation board 4, and spring 7 is in compressive state；Cavity 1
It is inside provided with guide rail 8, the guide block 9 to match with guide rail 8 is provided on thermal insulation board 4, dust settling pocket 2 is spacious in the front end far from cavity 1
One end at mouthful connects thermal insulation board 4, and works as thermal insulation board 4 and act on the pole for coming downwards to the front end opening direction far from cavity 1 in spring 7
When extreme position, dust settling pocket 2 is in tensioned state.The operating band moving cam 62 of motor 61, presses when cam 62 rotates to thermal insulation board 4,
Under the action of spring 7, thermal insulation board 4 moves reciprocatingly along guide rail 8.In reciprocatory movement, dust settling pocket 2 is relaxing and is tightening two
Kind state switching, in tensioned state, dust settling pocket 2 is shaken, and the flue dust sticked on dust settling pocket 2 is shaken off down, and this behaviour is passed through
Efficiency of dust collection can be improved.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, all answer by the change or replacement that can be readily occurred in
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of the claims
It is accurate.
Claims (5)
1. a kind of coal-burning power plant's energy-saving emission-reducing apparatus, includes cavity（1）, it is characterised in that：The cavity（1）Open at both ends,
Front end open-mouth is provided with multiple dust settling pockets（2）, rear end is provided with heat exchanger（3）, the cavity（1）It is inside provided with heat-insulated
Plate（4）, the thermal insulation board（4）Positioned at the dust settling pocket（2）And heat exchanger（3）Between, the thermal insulation board（4）On offer it is more
A through-hole（5）, the thermal insulation board（4）At least one side is coated with heat insulating coat.
2. coal-burning power plant's energy-saving emission-reducing apparatus according to claim 1, it is characterised in that：The heat exchanger（3）Including
There is heater box（31）And water tank（32）, the heater box（31）Positioned at the cavity（1）It is interior, the water tank（32）Positioned at institute
State cavity（1）Outside, the heater box（31）Both sides up and down pass through pipeline and the water tank respectively（32）Connection.
3. coal-burning power plant's energy-saving emission-reducing apparatus according to claim 2, it is characterised in that：The heater box（31）It is more
It is a, multiple heater boxes（31）Between be connected to by pipeline.
4. coal-burning power plant's energy-saving emission-reducing apparatus according to claim 1, it is characterised in that：Further include Strok mechanism, it is described
Strok mechanism includes motor（61）And cam（62）, the cam（62）It is installed on the motor（61）Output shaft on, institute
State motor（61）Positioned at the cavity（1）Outside, the cam（62）Positioned at the cavity（1）It is interior and with the thermal insulation board（4）Phase
Contact；The cavity（1）Inside it is additionally provided with spring（7）, the spring（7）One end is fixed and the cavity（1）On, the other end is solid
Due to the thermal insulation board（4）On, the spring（7）In compressive state；The cavity（1）Inside it is provided with guide rail（8）, it is described every
Hot plate（4）On be provided with and the guide rail（8）The guide block to match（9）, the dust settling pocket（2）Far from the cavity（1）'s
One end of front end open-mouth connects the thermal insulation board（4）, and work as the thermal insulation board（4）In spring（7）Effect comes downwards to far from institute
State cavity（1）Front end opening direction extreme position when, the dust settling pocket（2）In tensioned state.
5. coal-burning power plant's energy-saving emission-reducing apparatus according to claim 1, it is characterised in that：The heat exchanger（3）Also wrap
Include water pump（33）, the water pump（33）Positioned at the cavity（1）Outside, in the heater box（31）And water tank（32）It is connected
On pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810182449.2A CN108317532A (en) | 2018-03-06 | 2018-03-06 | Coal-burning power plant's energy-saving emission-reducing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810182449.2A CN108317532A (en) | 2018-03-06 | 2018-03-06 | Coal-burning power plant's energy-saving emission-reducing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108317532A true CN108317532A (en) | 2018-07-24 |
Family
ID=62901025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810182449.2A Pending CN108317532A (en) | 2018-03-06 | 2018-03-06 | Coal-burning power plant's energy-saving emission-reducing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108317532A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109316890A (en) * | 2018-12-26 | 2019-02-12 | 北京国电龙源环保工程有限公司 | A kind of efficient coupling dedusting demister of desulfurization minimum discharge transformation |
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| CN203935747U (en) * | 2014-06-10 | 2014-11-12 | 浙江蔚庭新能源科技有限公司 | Combined type organic waste-gas purification and heat energy recycle device |
| KR20140141343A (en) * | 2013-05-31 | 2014-12-10 | 주식회사 진흥중공업 | Incinerator for waste disposal |
| CN204933109U (en) * | 2015-09-15 | 2016-01-06 | 中冶华天工程技术有限公司 | Integrated form is incubated anti-paste bag bag-type dust removal system |
| CN107511005A (en) * | 2017-08-25 | 2017-12-26 | 浙江工业大学 | Filter bag dust removal equipment |
| CN206950835U (en) * | 2017-05-15 | 2018-02-02 | 上海能辉科技股份有限公司 | Flue gas cools down and bag-type dust integration combined unit |
| CN207012698U (en) * | 2017-04-14 | 2018-02-16 | 青岛滨海金成铸造机械有限公司 | A kind of dust collector of shot blasting machine |
-
2018
- 2018-03-06 CN CN201810182449.2A patent/CN108317532A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140141343A (en) * | 2013-05-31 | 2014-12-10 | 주식회사 진흥중공업 | Incinerator for waste disposal |
| CN203935747U (en) * | 2014-06-10 | 2014-11-12 | 浙江蔚庭新能源科技有限公司 | Combined type organic waste-gas purification and heat energy recycle device |
| CN204933109U (en) * | 2015-09-15 | 2016-01-06 | 中冶华天工程技术有限公司 | Integrated form is incubated anti-paste bag bag-type dust removal system |
| CN207012698U (en) * | 2017-04-14 | 2018-02-16 | 青岛滨海金成铸造机械有限公司 | A kind of dust collector of shot blasting machine |
| CN206950835U (en) * | 2017-05-15 | 2018-02-02 | 上海能辉科技股份有限公司 | Flue gas cools down and bag-type dust integration combined unit |
| CN107511005A (en) * | 2017-08-25 | 2017-12-26 | 浙江工业大学 | Filter bag dust removal equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109316890A (en) * | 2018-12-26 | 2019-02-12 | 北京国电龙源环保工程有限公司 | A kind of efficient coupling dedusting demister of desulfurization minimum discharge transformation |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180724 |
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| RJ01 | Rejection of invention patent application after publication |