CN109224805A - A kind of ultra-clean exhaust system of fire coal - Google Patents
A kind of ultra-clean exhaust system of fire coal Download PDFInfo
- Publication number
- CN109224805A CN109224805A CN201811207288.4A CN201811207288A CN109224805A CN 109224805 A CN109224805 A CN 109224805A CN 201811207288 A CN201811207288 A CN 201811207288A CN 109224805 A CN109224805 A CN 109224805A
- Authority
- CN
- China
- Prior art keywords
- coal
- cabinet
- pipe
- ultra
- equipment
- 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.)
- Granted
Links
- 239000003245 coal Substances 0.000 title claims abstract description 68
- 230000003647 oxidation Effects 0.000 claims abstract description 29
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 29
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 28
- 239000001301 oxygen Substances 0.000 claims abstract description 28
- 238000000746 purification Methods 0.000 claims abstract description 26
- 239000000779 smoke Substances 0.000 claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 8
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000443 aerosol Substances 0.000 claims description 23
- 238000009833 condensation Methods 0.000 claims description 18
- 230000005494 condensation Effects 0.000 claims description 18
- 238000009826 distribution Methods 0.000 claims description 11
- 235000014653 Carica parviflora Nutrition 0.000 claims description 4
- 241000243321 Cnidaria Species 0.000 claims description 4
- 239000005864 Sulphur Substances 0.000 claims description 4
- 238000000889 atomisation Methods 0.000 claims description 4
- 239000002893 slag Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 150000002500 ions Chemical class 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 239000003546 flue gas Substances 0.000 abstract description 27
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 24
- 238000002485 combustion reaction Methods 0.000 abstract description 8
- 239000007789 gas Substances 0.000 abstract description 8
- 239000000446 fuel Substances 0.000 abstract description 4
- 238000002955 isolation Methods 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000001727 in vivo Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000011020 pilot scale process Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-O oxonium Chemical compound [OH3+] XLYOFNOQVPJJNP-UHFFFAOYSA-O 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- -1 sulphur compound Chemical class 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
-
- 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
- B01D53/507—Sulfur oxides by treating the gases with other liquids
-
- 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
- B01D53/62—Carbon oxides
-
- 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
- B01D53/73—After-treatment of removed components
-
- 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
- B01D53/76—Gas phase processes, e.g. by using aerosols
-
- 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
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
- F23L7/007—Supplying oxygen or oxygen-enriched air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/502—Carbon monoxide
-
- 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
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of ultra-clean exhaust systems of fire coal, including coal furnace, the coal furnace is equipped with coal feeding pipe and smoke exhaust pipe, it further include desulfurizing agent addition equipment, oxygen-enriched generating device and oxidation furnaces, wet purification equipment and filter plant, the desulfurizing agent addition equipment is sprayed in coal feeding pipe or coal store by jet pipe, the oxygen-enriched generating device is connected to by connecting tube with the coal feed point on coal furnace, the smoke exhaust pipe is connected to oxidation furnaces air inlet, and the oxidation furnaces are connected to by wet purification equipment with filter plant.Compared with prior art, this present invention uses oxygen rich gas instead of air as the oxide isolation of coal fuel combustion in coal furnace, can significantly reduce SO2And NOXDischarge can save fire coal 30%.The oxidation furnaces are used to remove the SO of 70-80% for the ozone oxidation device of high concentration2.And the SO in flue gas is effectively removed using wet purification equipment2、SO3、NOX, Hg, dirt and blackness.
Description
Technical field
The present invention relates to a kind of environmental protection equipment more particularly to a kind of ultra-clean exhaust systems of fire coal.
Background technique
Environmental pollution has been current global problem, in coal fire discharged flue gas pollutant mainly have dirt, blackness,
SO2、NOX, Hg, there is strict demand in previous China to coal combustion exhaust discharge amount always, but very to the coal furnace of some medium-sized and small enterprises
It is difficult to reach discharge standard.As the policy that country changes gas to coal is put into effect, the enterprise not up to standard to discharge, it is desirable that coal is changed into gas,
The improvement cost of enterprise is high, and production line changes greatly, and possible production technology is also required to change, and thermal energy, the electricity that natural gas generates
Some production technology needs can be unable to satisfy.Therefore a kind of waste gas and wastes pollution that can thoroughly solve coal stove generation is needed, is realized
The equipment of ultra-clean discharge.
Summary of the invention
It solves the above problems the object of the invention is that providing one kind, realizes the ultra-clean discharge system of the fire coal of ultra-clean discharge
System.
To achieve the goals above, the technical solution adopted by the present invention is that: a kind of ultra-clean exhaust system of fire coal, including fire coal
Furnace, the coal furnace are equipped with coal feeding pipe and smoke exhaust pipe, further include that desulfurizing agent addition equipment, oxygen-enriched generating device and oxidation are set
Standby, wet purification equipment and filter plant, the desulfurizing agent addition equipment are sprayed in coal feeding pipe or coal store by jet pipe, institute
It states oxygen-enriched generating device to be connected to by connecting tube with the coal feed point on coal furnace, the smoke exhaust pipe and oxidation furnaces air inlet connect
Logical, the oxidation furnaces are connected to by wet purification equipment with filter plant.
Preferably, the wet purification equipment is mainly made of closed cabinet, the left side of the cabinet is equipped with flue gas
Air inlet pipe, the top of cabinet are equipped with inlet tube, and the bottom of cabinet is equipped with drainpipe, and the right side of cabinet is equipped with exhaust pipe, the case
It is equipped with aerosol condensation plate, air distribution plate and atomizer in vivo.
Preferably, the air distribution plate is located on the left of cabinet and is connected to smoke inlet pipe, the drainpipe is set with filtering
Standby connection, the exhaust pipe directly externally discharge, and the atomizer has two groups, and one group is located at positioned at cabinet left side, another group
On the right side of cabinet, the atomizer is connected to inlet tube respectively.
Preferably, the air outlet on the air distribution plate is inclined 45 ° towards upper right side, the atomizer on the left of cabinet goes out
Inclined 45 ° towards lower right of air port, inclined 45 ° towards lower left of the air outlet of the atomizer on the right side of cabinet.
Preferably, the aerosol condensation plate is in lattice coral plate, condensation sheet is vertically arranged by several and is formed by connecting.
Preferably, the aerosol condensation plate there are several pieces, successively it is spaced apart from left to right in cabinet, the aerosol
Condensation plate is detachably connected with cabinet.
Preferably, further including lye addition equipment, lye is squeezed into wet purification by pumping by the lye addition equipment
In the inlet tube of equipment.
Preferably, the filter plant is gas-solid-liquid three-phase filter, the filter plant is equipped with inlet, exhaust
Pipe a, drain pipe a and scum pipe a, the inlet are connected to the drainpipe of wet purification equipment, and the drain pipe a and wet type are net
Change the inlet tube connection of equipment, the external direct emission of exhaust pipe a, the solid slag that scum pipe a is discharged carries out recycling and reusing.
Preferably, the oxidation furnaces are the ozone oxidation device of high concentration.
Preferably, the air inlet pipe is equipped with force (forcing) pump, the oxygen-enriched ion stream that force (forcing) pump generates oxygen-enriched generating device
In injection to coal furnace.
Compared with the prior art, the advantages of the present invention are as follows: the present invention replaces air to make in coal furnace with oxygen rich gas
For the oxide isolation of coal fuel combustion.Make CO in flue gas2Content is between 80-90%, moreover it is possible to significantly reduce SO2And NOXRow
It puts, fire coal 30% can be saved, the blackness in effective place to go flue gas realizes that the collaboration of the body of scale emission reduction and pollutant is de-
It removes.The oxidation furnaces are used to remove the SO of 70-80% for the ozone oxidation device of high concentration2, oxidation effectiveness is very significant.And it adopts
With wet purification equipment, the SO in flue gas is effectively removed2、SO3、NOX, Hg, dirt and blackness, realize ultra-clean discharge.
Detailed description of the invention
Fig. 1 is overall flow figure of the present invention；
Fig. 2 is wet purification device structure schematic diagram of the present invention；
Fig. 3 is that aerosol condenses plate structural schematic diagram.
In figure: 1, coal furnace；2, desulfurizing agent adds equipment；3, oxygen-enriched generating device；4, oxidation furnaces；5, wet purification is set
It is standby；6, filter plant；7, lye adds equipment；8, coal feeding pipe；9, smoke exhaust pipe；10, smoke inlet pipe；11, inlet tube；12, it arranges
Tracheae；13, drainpipe；14, exhaust pipe a；15, drain pipe a；16, scum pipe a；17, air distribution plate；18, atomizer；19, aerosol
Condense plate；20, condensation sheet.
Specific embodiment
The invention will be further described below.
Embodiment 1: referring to Fig. 1, Fig. 2, Fig. 3, a kind of ultra-clean exhaust system of fire coal, including coal furnace 1, the coal furnace 1
It is equipped with coal feeding pipe 8 and smoke exhaust pipe 9, further includes that desulfurizing agent addition equipment 2, oxygen-enriched generating device 3 and oxidation furnaces 4, wet type are net
Change equipment 5 and filter plant 6, the desulfurizing agent addition equipment 2 is sprayed in coal feeding pipe 8 or coal store by jet pipe, is taken off
Sulphur operation, reduces the S element in raw material, reduces the SO generated when burning2, the oxygen-enriched generating device 3 is by connecting tube and fires
Coal feed point connection on coal stove 1, the smoke exhaust pipe 9 are connected to 4 air inlet of oxidation furnaces, and the oxidation furnaces 4 are net by wet type
Change equipment 5 to be connected to filter plant 6.The air inlet pipe is equipped with force (forcing) pump, and force (forcing) pump generates oxygen-enriched generating device 3 oxygen-enriched
Ion stream is sprayed to coal furnace 1, and the completely burned of coal is promoted.
Oxygen-enriched combusting is a kind of novel combustion system.Oxygen-enriched combusting skill is proposed from U.S.'s Argonne National Laboratory in 1986
Art, and since having carried out the pilot scale research of 10Million Btu/h scale, the pilot scale research of oxygen-enriched combustion technology is by swift and violent
Development, especially foot are influenced by the international situation that international community pays close attention to environmental problem in recent years.Wherein, Chinese oxygen-enriched
Burning project is mainly that Central China science and technology people learns the 0.4MW oxygen-enriched combusting pilot test system for presiding over completion, 3MW oxygen-enriched combusting CO2It captures
Whole process demonstrative project and the 35MWsh oxygen-enriched combusting demonstration project built.
The application adds oxygen-enriched generating device 3, with oxygen rich gas instead of air as coal fuel combustion in coal furnace 1
Oxide isolation.Combustion product is mainly CO2And H2O, in addition there are also extra O2, and in fuel repertoire oxidation
Inert fraction etc. in product and the air for leaking into system.Make CO in flue gas2Content is between 80-90%, moreover it is possible to substantially
Reduce SO in degree ground2And NOXDischarge, can save fire coal 30%, and the blackness in effective place to go flue gas realizes scale emission reduction and pollution
The cooperation-removal of the body of object.And correlative study result proves there is relative advantage in the Technological Economy, with existing coal combustion technology
With good connection.
It burns relative to regular air, the specific heat capacity of furnace gas under the conditions of oxygen-enriched combusting, gas in thermal coefficient and furnace
Significant change all has occurred in volume emissivity.According to particle energies equation, these, which change, to generate shadow to the rate of heat addition of coal dust
It rings, and then influences the devolatilization process of particle.Meanwhile CO2Lower oxygen and volatile matter diffusion rate and CO under atmosphere2
The gasification of coal tar will have an impact coal dust devolatilization process.
The oxidation furnaces 4 are the ozone oxidation device of high concentration, generate SO after the sulphur compound burning in burner hearth2, in richness
SO is formed under the once oxidation of oxonium ion3, remaining SO2The ozone oxidation device into high concentration in carry out double purification generate it is big
The SO of amount3, ozone oxidation device can remove the SO of 70-80%2, oxidation effectiveness is very significant.SO3Reaction soluble in water generates sulphur
Acid.
The application devises a wet purification equipment 5, carries out aerosol exposure with flue gas after lye is atomized, effectively removes
SO in flue gas2、SO3、NOX, Hg, dirt and blackness, the wet purification equipment 5 be mainly made of closed cabinet, the case
The left side of body is equipped with smoke inlet pipe 10, and the top of cabinet is equipped with inlet tube 11, and the bottom of cabinet is equipped with drainpipe 13, cabinet
Right side is equipped with exhaust pipe 12, and aerosol condensation plate 19, air distribution plate 17 and atomizer 18 are equipped in the cabinet.
The air distribution plate 17 is located on the left of cabinet and is connected to smoke inlet pipe 10, the drainpipe 13 and filter plant 6
Connection, the exhaust pipe 12 directly externally discharge, the atomizer 18 have two groups, and one group on the left of cabinet, another group of position
On the right side of cabinet, the atomizer 18 is connected to inlet tube 11 respectively, and flue gas enters cabinet, mist after the dispersion of air distribution plate 17
Change spray head 18 and form atomization water curtain, the flue gas progress of atomizer 18 and entrance on the left of cabinet is inclined to liquidate, and aerosol is downward
Flue gas is upward, and existing flue gas is contacted with effective reality of aerosol, and aerosol is promoted to remove flue gas to the adsorption reaction of flue gas and chemical reaction
In SO2、SO3、NOX, Hg, dirt and blackness, final clean flue gas is discharged from escape pipe.Atomizer 18 on the right side of cabinet,
Subtle atomization water curtain is formed, double purification is carried out to flue gas and is obstructed, the complete flue gas of unreacted is avoided to be discharged from escape pipe,
Realize ultrapurification discharge.
Air outlet on the air distribution plate 17 improves the contact area of flue gas and aerosol and anti-inclined 45 ° towards upper right side
Between seasonable, inclined 45 ° towards lower right of the air outlet of the atomizer 18 on the left of cabinet, the disturbance that liquidates is formed with aerosol, in case
Form many whirlwind in vivo, accelerate contact of the water mist with flue gas with react, the air outlet of the atomizer 18 on the right side of cabinet is towards a left side
45 ° of inclined downward carry out double purification to the flue gas of cabinet tail portion, it is ensured that gas cleaning is complete.
The aerosol condensation plate 19 is in lattice coral plate, is vertically arranged condensation sheet 20 by several and is formed by connecting.The aerosol
Condensation plate 19 has several pieces, is successively spaced apart from left to right in cabinet, and the aerosol condensation plate 19 detachably connects with cabinet
It connects.The aerosol of lattice coral plate condenses plate 19, plays condensation to cabinet, while the disturbance of the flue gas stream increased, flue gas exist
It shuttles between aerosol condensation plate 19, forms many vortexs, so that flue gas is fully purified reaction, part steam and flue gas are anti-
Ying Hou is directly aggregated into water and falls into the bottom of box, and most of water mist condenses plate 19 by aerosol and carries out cooling absorption, and downstream to
The bottom of box.
It further include lye addition equipment 7, lye is squeezed into wet purification equipment 5 by pumping by the lye addition equipment 7
In inlet tube 11, the increase and decrease that equipment 7 carries out lye, the pH value of wet purification equipment 5, for in flue gas are added by lye
SO2、SO3、NOXCarry out reaction purifying smoke.
Filter plant 6 is the important equipment for carrying out ultra-clean discharge, is separated to the aqueous after absorption, is recycled convenient for the later period
Processing, the filter plant 6 are gas-solid-liquid three-phase filter, and the filter plant 6 is equipped with inlet, exhaust pipe a14, drain
Pipe a15 and scum pipe a16, the inlet are connected to the drainpipe 13 of wet purification equipment 5, inlet as with wet purification
The connecting tube of equipment 5, the drain pipe a15 are connected to the inlet tube 11 of wet purification equipment 5, and water is carried out secondary returning by drain pipe
It receives and utilizes, the solid slag of the external direct emission of exhaust pipe a14, the scum pipe a16 discharge carries out recycling and reusing, or burning
Processing, or processing again is carried out using solid slag processing equipment and realizes waste zero-emission.
Exhaustive presentation carried out to a kind of ultra-clean exhaust system of fire coal provided by the present invention above, tool used herein
Principle and implementation of the present invention are described for body example, the above embodiments are only used to help understand this hair
Bright method and its core concept；At the same time, for those skilled in the art, according to the thought of the present invention, specific real
Apply in mode and application range that there will be changes, will be to change and improvement of the invention it is possible, without beyond attached
Add the conception and scope of claim defined, in conclusion the contents of this specification are not to be construed as limiting the invention.
Claims (10)
1. a kind of ultra-clean exhaust system of fire coal, including coal furnace, the coal furnace is equipped with coal feeding pipe and smoke exhaust pipe, and feature exists
In: it further include that desulfurizing agent adds equipment, oxygen-enriched generating device and oxidation furnaces, wet purification equipment and filter plant, it is described de-
Sulphur agent addition equipment is sprayed in coal feeding pipe or coal store by jet pipe, and the oxygen-enriched generating device passes through connecting tube and coal furnace
On coal feed point connection, the smoke exhaust pipe be connected to oxidation furnaces air inlet, the oxidation furnaces pass through wet purification equipment and
Filter plant connection.
2. a kind of ultra-clean exhaust system of fire coal according to claim 1, it is characterised in that: the wet purification equipment is main
It is made of closed cabinet, the left side of the cabinet is equipped with smoke inlet pipe, and the top of cabinet is equipped with inlet tube, the bottom of cabinet
Equipped with drainpipe, the right side of cabinet is equipped with exhaust pipe, and aerosol condensation plate, air distribution plate and atomizer are equipped in the cabinet.
3. a kind of ultra-clean exhaust system of fire coal according to claim 2, it is characterised in that: the air distribution plate is located at a cabinet left side
It side and is connected to smoke inlet pipe, the drainpipe is connect with filter plant, and the exhaust pipe directly externally discharges, the atomization
Spray head has two groups, and one group is located on the right side of cabinet positioned at cabinet left side, another group, and the atomizer is connected to inlet tube respectively.
4. a kind of ultra-clean exhaust system of fire coal according to claim 3, it is characterised in that: the air outlet on the air distribution plate
Inclined 45 ° towards upper right side, inclined 45 ° towards lower right of the air outlet of the atomizer on the left of cabinet, the atomization on the right side of cabinet
Inclined 45 ° towards lower left of the air outlet of spray head.
5. a kind of ultra-clean exhaust system of fire coal according to claim 3, it is characterised in that: the aerosol condensation plate is in lattice coral
Plate is vertically arranged condensation sheet by several and is formed by connecting.
6. a kind of ultra-clean exhaust system of fire coal according to claim 5, it is characterised in that: the aerosol condensation plate has several
Block is successively spaced apart from left to right in cabinet, and the aerosol condensation plate is detachably connected with cabinet.
7. a kind of ultra-clean exhaust system of fire coal according to claim 2, it is characterised in that: it further include lye addition equipment,
The lye addition equipment is squeezed into lye in the inlet tube of wet purification equipment by pumping.
8. a kind of ultra-clean exhaust system of fire coal according to claim 2, it is characterised in that: the filter plant is gas-solid-liquid
Three-phase filter, the filter plant are equipped with inlet, exhaust pipe a, drain pipe a and scum pipe a, the inlet and wet type
The drainpipe of cleaning equipment is connected to, and the drain pipe a is connected to the inlet tube of wet purification equipment, and the exhaust pipe a is externally straight
Run in and put, the solid slag that scum pipe a is discharged carries out recycling and reusing.
9. a kind of ultra-clean exhaust system of fire coal according to claim 1, it is characterised in that: the oxidation furnaces are high concentration
Ozone oxidation device.
10. a kind of ultra-clean exhaust system of fire coal according to claim 1, it is characterised in that: the air inlet pipe, which is equipped with, to be added
Press pump, the oxygen-enriched ion stream that force (forcing) pump generates oxygen-enriched generating device are sprayed to coal furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811207288.4A CN109224805B (en) | 2018-10-17 | 2018-10-17 | Coal-fired ultra-clean emission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811207288.4A CN109224805B (en) | 2018-10-17 | 2018-10-17 | Coal-fired ultra-clean emission system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109224805A true CN109224805A (en) | 2019-01-18 |
| CN109224805B CN109224805B (en) | 2024-02-20 |
Family
ID=65053033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811207288.4A Active CN109224805B (en) | 2018-10-17 | 2018-10-17 | Coal-fired ultra-clean emission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109224805B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102794092A (en) * | 2012-07-23 | 2012-11-28 | 四川极度电控系统制造有限责任公司 | Fire coal flue gas wet method energy-saving desulfurization method |
| CN203264541U (en) * | 2013-03-01 | 2013-11-06 | 大连易世达新能源发展股份有限公司 | System capable of combining oxygen-enriched combustion supporting with flue gas desulfurization and denitration for industrial kiln |
| CN103816786A (en) * | 2013-03-22 | 2014-05-28 | 黄世鲜 | Method and system for boiler complete combustion decarburization and flue gas desulfurization dedusting |
| CN210097353U (en) * | 2018-10-17 | 2020-02-21 | 四川锐源能环科技有限公司 | Coal-fired ultra-clean discharge system |
-
2018
- 2018-10-17 CN CN201811207288.4A patent/CN109224805B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102794092A (en) * | 2012-07-23 | 2012-11-28 | 四川极度电控系统制造有限责任公司 | Fire coal flue gas wet method energy-saving desulfurization method |
| CN203264541U (en) * | 2013-03-01 | 2013-11-06 | 大连易世达新能源发展股份有限公司 | System capable of combining oxygen-enriched combustion supporting with flue gas desulfurization and denitration for industrial kiln |
| CN103816786A (en) * | 2013-03-22 | 2014-05-28 | 黄世鲜 | Method and system for boiler complete combustion decarburization and flue gas desulfurization dedusting |
| CN203955012U (en) * | 2013-03-22 | 2014-11-26 | 黄世鲜 | The system of boiler completing combustion decarburization and flue gas desulfurization and dedusting |
| CN210097353U (en) * | 2018-10-17 | 2020-02-21 | 四川锐源能环科技有限公司 | Coal-fired ultra-clean discharge system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109224805B (en) | 2024-02-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211513996U (en) | Flue gas carbon dioxide trapping device of coal-fired power plant | |
| CN208372814U (en) | A kind of dry method desulfuration system | |
| CN111609406A (en) | Method for treating domestic garbage | |
| CN104984626B (en) | A kind of charcoal kiln flue gas governing system | |
| CN106590751B (en) | A kind of biomass gasification method for realizing tar self-digestion | |
| CN102168857B (en) | High-concentration saliferous organic waste liquid incinerator and incineration technique | |
| CN204447666U (en) | A kind of smoke condensation device with dust-removal and desulfurizing denitration function | |
| CN110926217B (en) | Yellow phosphorus slag water quenching waste heat recovery device | |
| CN110144228A (en) | A kind of clean coking production technology and system | |
| CN205549905U (en) | One set of boiler energy saving and emission reduction system | |
| CN210410191U (en) | Carbon black tail gas boiler flue gas takes off white system | |
| CN106867592A (en) | A kind of device and method of utilization gasifier slag purifying smoke | |
| CN111623354A (en) | Method for treating domestic garbage by utilizing photobiology and microwave plasma technology | |
| CN204768126U (en) | Charcoal kiln flue gas treatment system | |
| CN109224805A (en) | A kind of ultra-clean exhaust system of fire coal | |
| CN209507588U (en) | Processing coke oven gas desulfurization produces the device of low bright sulfur sulphur and secondary salt waste liquid | |
| CN110141947A (en) | A kind of coke oven flue gas carbon dioxide discharge-reduction technique and system | |
| CN110452724A (en) | A kind of clean coking process and system | |
| CN216644237U (en) | Organic waste gas treatment system | |
| CN109432998A (en) | A kind of flue gas disappears white system and method | |
| CN210097353U (en) | Coal-fired ultra-clean discharge system | |
| CN213178357U (en) | Smoke recycling oxygen-enriched incineration sludge and muddy water co-treatment system | |
| CN201988321U (en) | Incinerating smoke cleaning processing device | |
| CN110746995B (en) | Gasification pyrolysis system for recycling flue gas and application thereof | |
| CN204213953U (en) | Flue gas of refuse burning dry spraying absorption system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |