CN106215643A - A kind of coal-burning power plant's minimum discharge device of band free-standing structure - Google Patents
A kind of coal-burning power plant's minimum discharge device of band free-standing structure Download PDFInfo
- Publication number
- CN106215643A CN106215643A CN201610794417.9A CN201610794417A CN106215643A CN 106215643 A CN106215643 A CN 106215643A CN 201610794417 A CN201610794417 A CN 201610794417A CN 106215643 A CN106215643 A CN 106215643A
- Authority
- CN
- China
- Prior art keywords
- tower
- cleaner unit
- indirect cool
- power plant
- desulfuration absorbing
- 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
-
- 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
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B1/00—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser
- F28B1/02—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser using water or other liquid as the cooling medium
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses coal-burning power plant's minimum discharge device of a kind of band free-standing structure, support frame, desulfuration absorbing tower, cleaner unit and the smoke extractor including indirect cool tower and being arranged in indirect cool tower, wherein, desulfuration absorbing tower, cleaner unit and smoke extractor are sequentially distributed from bottom to top, and the exhanst gas outlet of desulfuration absorbing tower is connected with the smoke inlet of cleaner unit, the exhanst gas outlet of cleaner unit is connected with the entrance of smoke extractor, desulfuration absorbing tower stands up the bottom of indirect cool tower, this device land area is little, flue resistance is little, and energy consumption is low.
Description
Technical field
The invention belongs to coal-burning power plant's minimum discharge technical field, the coal-burning power plant relating to a kind of band free-standing structure surpasses
Low emission device.
Background technology
Along with atmosphere polluting problem is increasingly serious in recent years, country and local government department have put into effect tightened up pollutant
Emission limit standard, it is desirable to smoke dust discharge concentration is not higher than 5mg/m3, typically consider after desulfurization, arrange wet electrical dust precipitator dress
Put the removing further of particulate matter, acid mist and heavy metal etc. in flue gas, to meet minimum discharge standard-required.
For conventional coal-burning power plant, chimney, cooling tower, desulfurizing tower and wet electrical dust precipitator are independently arranged, thus carry
Carry out the problems such as initial investment is high, floor space is big, energy consumption is high.By desulfurizing tower, wet electrical dust precipitator and smoke extractor are arranged
In indirect cool tower, the functions such as air cooling, desulfurization, dedusting, smoke evacuation can be realized, there is significant environmental benefit, can economize on water simultaneously, save
Can, save the area.
Domestic electrical construction of environmental protection occurs in that in indirect cool tower, has arranged desulfurizing tower and the layout of wet electrical dust precipitator
Form.
For part power plant, due to compact arrangement of equipment in indirect cool tower, wet electrical dust precipitator is caused to arrange in indirect cool tower
Difficulty, can only be arranged in wet electrical dust precipitator outside tower, thus will bring the problems such as floor space increase, energy consumption increase.At present
In the four tower unification arrangements occurred, desulfurizing tower, wet electrical dust precipitator, flue, smoke extractor etc. are all independent to be arranged, still deposits
The problem such as big in floor space, flue resistance is big, energy consumption is high.
Summary of the invention
It is an object of the invention to the shortcoming overcoming above-mentioned prior art, it is provided that the fire coal of a kind of band free-standing structure
Power plant's minimum discharge device, this device land area is little, and flue resistance is little, and energy consumption is low.
For reaching above-mentioned purpose, between coal-burning power plant's minimum discharge device of band free-standing structure of the present invention includes
Cold tower and the support frame being arranged in indirect cool tower, desulfuration absorbing tower, cleaner unit and smoke extractor, wherein, desulfurization absorbs
Tower, cleaner unit and smoke extractor are sequentially distributed from bottom to top, and the smoke inlet of the exhanst gas outlet of desulfuration absorbing tower and cleaner unit
Being connected, the exhanst gas outlet of cleaner unit is connected with the entrance of smoke extractor, and desulfuration absorbing tower stands up the end of indirect cool tower
Portion；
It is connected by some expansion joints between desulfuration absorbing tower with cleaner unit；
Described support frame includes some cross bars and the montant being positioned at around desulfuration absorbing tower, and wherein, montant is erect solid
Due to the bottom of indirect cool tower, one end of cross bar is connected with the upper end of montant, and the other end of cross bar is connected with the outer wall of cleaner unit
Connect.
Described cleaner unit is wet electrical dust precipitator.
The smoke inlet pipeline of desulfuration absorbing tower reaches outside indirect cool tower through the sidewall of indirect cool tower.
Each expansion joint is uniformly distributed circumferentially.
Each montant is uniformly distributed circumferentially.
The method have the advantages that
Coal-burning power plant's minimum discharge device of band free-standing structure of the present invention includes indirect cool tower and is arranged at
Desulfuration absorbing tower, cleaner unit and smoke extractor in indirect cool tower, wherein, desulfuration absorbing tower, cleaner unit and smoke extractor under to
On be sequentially distributed and be sequentially communicated, during desulfuration absorbing tower, cleaner unit and smoke extractor are fixed, desulfurization absorb
It is connected by some expansion joints between tower with cleaner unit, it is achieved being firmly connected between desulfuration absorbing tower with cleaner unit, support
Framework includes some cross bars and the montant being positioned at around desulfuration absorbing tower, and wherein, montant erects the bottom being fixed on indirect cool tower,
One end of cross bar is connected with the upper end of montant, and the other end of cross bar is connected with the outer wall of cleaner unit, and then desulfurization is absorbed
Tower, cleaner unit and smoke extractor are fixed in indirect cool tower, and flue gas is successively through desulfuration absorbing tower, cleaner unit and smoke extractor, then leads to
Crossing indirect cool tower lifting flue gas, it is achieved the sulfur dioxide of flue gas and flue dust minimum discharge, the present invention collects air cooling, desulfurization, dedusting, smoke evacuation
Function, in one, reaches water saving, the energy-conservation and purpose saved the area simultaneously.Make full use of locus simultaneously, do not increase newly and account for
Ground area, reduces engineering initial investment, makes power plant's layout the most attractive in appearance and optimize the interior layout of indirect cool tower further, with
Conventional 600MW unit is compared, and reduces and takes up an area about 650m2.It addition, the present invention cancels desulfuration absorbing tower, cleaner unit and smoke extractor
Between flue, reduce the resistance of flue gas system, reduce and run power consumption, compared with conventional 600MW unit, reduce SR about
200Pa, reduces system power consumption about 153kW, and year solves operating cost about 350,000 yuan.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the present invention.
Wherein, 1 be indirect cool tower, 2 be desulfuration absorbing tower, 3 be cleaner unit, 4 be smoke extractor, 5 be support frame, 6 for swollen
Swollen joint.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail:
With reference to Fig. 1, coal-burning power plant's minimum discharge device of band free-standing structure of the present invention include indirect cool tower 1,
And support frame 5, desulfuration absorbing tower 2, cleaner unit 3 and the smoke extractor 4 being arranged in indirect cool tower 1, wherein, desulfuration absorbing tower
2, cleaner unit 3 and smoke extractor 4 are sequentially distributed from bottom to top, and the flue gas of the exhanst gas outlet of desulfuration absorbing tower 2 and cleaner unit 3 enters
Mouth is connected, and the exhanst gas outlet of cleaner unit 3 is connected with the entrance of smoke extractor 4, and desulfuration absorbing tower 2 stands up indirect cool tower
The bottom of 1；It is connected by some expansion joints 6 between desulfuration absorbing tower 2 with cleaner unit 3；Described support frame 5 includes some horizontal strokes
Bar and be positioned at the montant around desulfuration absorbing tower 2, wherein, montant erects the bottom being fixed on indirect cool tower 1, one end of cross bar with
The upper end of montant is connected, and the other end of cross bar is connected with the outer wall of cleaner unit 3.
Described cleaner unit 3 is wet electrical dust precipitator；The smoke inlet pipeline of desulfuration absorbing tower 2 is through the sidewall of indirect cool tower 1
Reach outside indirect cool tower 1；Each expansion joint 6 is uniformly distributed circumferentially；Each montant is uniformly distributed circumferentially.
The work process of the present invention is:
Boiler smoke is by entering in desulfuration absorbing tower 2 after Benitration reactor and electric cleaner, and flue gas is at desulfuration absorbing tower 2
Inside completing the removing of sulfur dioxide, the flue gas after desulfurization processes is directly entered cleaner unit 3 and carries out degree of depth dedusting, and removing dust processes
After flue gas entered in indirect cool tower 1 by smoke extractor 4, and by the hot-air in indirect cool tower 1 by plume rise, finally discharge
Indirect cool tower 1.
Claims (5)
1. coal-burning power plant's minimum discharge device of a band free-standing structure, it is characterised in that include indirect cool tower (1) and
Support frame (5), desulfuration absorbing tower (2), cleaner unit (3) and the smoke extractor (4) being arranged in indirect cool tower (1), wherein, desulfurization
Absorption tower (2), cleaner unit (3) and smoke extractor (4) are sequentially distributed from bottom to top, and the exhanst gas outlet of desulfuration absorbing tower (2) with
The smoke inlet of cleaner unit (3) is connected, and the exhanst gas outlet of cleaner unit (3) is connected with the entrance of smoke extractor (4), and desulfurization is inhaled
Receive tower (2) and stand up the bottom of indirect cool tower (1)；
It is connected by some expansion joints (6) between desulfuration absorbing tower (2) with cleaner unit (3)；
Described support frame (5) includes some cross bars and is positioned at desulfuration absorbing tower (2) montant around, and wherein, montant is erect
Being fixed on the bottom of indirect cool tower (1), one end of cross bar is connected with the upper end of montant, the other end of cross bar and cleaner unit (3)
Outer wall is connected.
Coal-burning power plant's minimum discharge device of band free-standing structure the most according to claim 1, it is characterised in that described
Cleaner unit (3) is wet electrical dust precipitator.
Coal-burning power plant's minimum discharge device of band free-standing structure the most according to claim 1, it is characterised in that desulfurization
The smoke inlet pipeline on absorption tower (2) reaches indirect cool tower (1) outward through the sidewall of indirect cool tower (1).
Coal-burning power plant's minimum discharge device of band free-standing structure the most according to claim 1, it is characterised in that each swollen
Swollen joint (6) is uniformly distributed circumferentially.
Coal-burning power plant's minimum discharge device of band free-standing structure the most according to claim 1, it is characterised in that each perpendicular
Bar is uniformly distributed circumferentially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610794417.9A CN106215643A (en) | 2016-08-31 | 2016-08-31 | A kind of coal-burning power plant's minimum discharge device of band free-standing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610794417.9A CN106215643A (en) | 2016-08-31 | 2016-08-31 | A kind of coal-burning power plant's minimum discharge device of band free-standing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106215643A true CN106215643A (en) | 2016-12-14 |
Family
ID=58074523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610794417.9A Pending CN106215643A (en) | 2016-08-31 | 2016-08-31 | A kind of coal-burning power plant's minimum discharge device of band free-standing structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN106215643A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202581361U (en) * | 2012-04-20 | 2012-12-05 | 武汉博奇环保科技股份有限公司 | Discharge device of with improved desulfurization chimney |
| CN205227364U (en) * | 2015-12-22 | 2016-05-11 | 中国电力工程顾问集团西北电力设计院有限公司 | Arrangement structure of desulfurization dust removal fume extractor in natural draft cooling tower |
| CN205235655U (en) * | 2015-09-17 | 2016-05-18 | 张嘉杰 | Desulfurization and integrative equipment that removes dust |
| CN205252891U (en) * | 2015-12-15 | 2016-05-25 | 浙江百能科技有限公司 | Vertical desulfurizing tower |
| CN206008405U (en) * | 2016-08-31 | 2017-03-15 | 西安西热锅炉环保工程有限公司 | A kind of coal-burning power plant's minimum discharge device with free-standing structure |
-
2016
- 2016-08-31 CN CN201610794417.9A patent/CN106215643A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202581361U (en) * | 2012-04-20 | 2012-12-05 | 武汉博奇环保科技股份有限公司 | Discharge device of with improved desulfurization chimney |
| CN205235655U (en) * | 2015-09-17 | 2016-05-18 | 张嘉杰 | Desulfurization and integrative equipment that removes dust |
| CN205252891U (en) * | 2015-12-15 | 2016-05-25 | 浙江百能科技有限公司 | Vertical desulfurizing tower |
| CN205227364U (en) * | 2015-12-22 | 2016-05-11 | 中国电力工程顾问集团西北电力设计院有限公司 | Arrangement structure of desulfurization dust removal fume extractor in natural draft cooling tower |
| CN206008405U (en) * | 2016-08-31 | 2017-03-15 | 西安西热锅炉环保工程有限公司 | A kind of coal-burning power plant's minimum discharge device with free-standing structure |
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| C06 | 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161214 |