CN107261800A - Boiler gas and water recycling system - Google Patents

Boiler gas and water recycling system Download PDF

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Publication number
CN107261800A
CN107261800A CN201710672806.9A CN201710672806A CN107261800A CN 107261800 A CN107261800 A CN 107261800A CN 201710672806 A CN201710672806 A CN 201710672806A CN 107261800 A CN107261800 A CN 107261800A
Authority
CN
China
Prior art keywords
gas
boiler
water
spray
pond
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
Application number
CN201710672806.9A
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Chinese (zh)
Inventor
沈宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sainyear Holding Group Hangzhou Cogeneration Co Ltd
Original Assignee
Sainyear Holding Group Hangzhou Cogeneration Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sainyear Holding Group Hangzhou Cogeneration Co Ltd filed Critical Sainyear Holding Group Hangzhou Cogeneration Co Ltd
Priority to CN201710672806.9A priority Critical patent/CN107261800A/en
Publication of CN107261800A publication Critical patent/CN107261800A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of devices for separating particles from gases or vapours
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/48Sulfur compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77Liquid phase processes
    • B01D53/78Liquid phase processes with gas-liquid contact
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/18Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents

Abstract

The invention discloses a kind of boiler gas and water recycling system, including the sewage recovering system and gas recovery system being connected with boiler, sewage recovering system includes the soft water station being connected with boiler, desalted water station and circulation water station, soft water station and desalted water station connect recovery pond respectively, reclaim pond and cooling tower, circulation water station connection blast furnace slag flushing device are connected by immersible pump;Gas recovery system includes being connected the flue set with boiler, flue is provided with cleaner, cleaner connects air-introduced machine, air-introduced machine connects chimney and absorption tower respectively, filter is provided with absorption tower, it is provided with below filter below spray equipment, spray equipment and is provided with grid layer, spray pond is provided with below grid layer.Utilization is separately recovered by water quality difference in waste water of the present invention, and waste gas sucks flue gas in absorption tower, absorption tower through air-introduced machine and moved from the bottom to top, is uniformly dispersed before spray by grid layer, then by spray equipment spray work, reduces exhaust emission.

Description

Boiler gas and water recycling system
Technical field
The present invention relates to fume treatment technical field, more specifically, it relates to which a kind of boiler gas and water recycles system System.
Background technology
China is coal production state and country of consumption maximum in the world, and in recent years, coal is in primary energy consumption structure Shared proportion accounts for 70% for 2011 into the trend being gradually reduced, and accounts within 2012 68%, accounts within 2013 67%, accounts within 2014 66%, although coal proportion has declined, but still occupy larger proportion, this energy resource structure present situation is in a short time Will not great changes have taken place.Coal burning can produce the pollution such as substantial amounts of waste gas, lime-ash, noise, and wherein the SO2 in waste gas is to cause One of principal element of atmosphere pollution, is the major pollutants to form acid rain, and the PM2.5 that coal burning is produced is also environment now The principal element that middle haze phenomenon occurs, therefore realize that the clean manufacturing of coal resources is extremely important.
Publication No. CN205308097U Chinese patent discloses a kind of efficient desulfurizing and dust collecting integrated apparatus, including inhales Receive tower and slurry circulating pump;There is exhanst gas outlet and gas approach on the side wall on the absorption tower;The flue gas on the absorption tower goes out Demister is provided with below mouthful;Slurries spraying layer is provided with below the demister;Gas is disposed with below the spraying layer Dynamic rotary cutting apparatus and venturi tube layer;The absorption tower bottom is provided with slurry pool, the slurry pool by slurry circulating pump with Spraying layer is connected.
It is certain during the height of this mode slurries spraying layer, therefore its spray time is certain, flue gas enters absorption tower Skewness, it is thus possible to cause the sulphur in flue gas to remove completely.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the invention to provide a kind of boiler gas and water recycling system, Flue gas desulfurization effect is good.
The present invention above-mentioned technical purpose technical scheme is that:A kind of boiler gas and water reclaims profit With system, including the sewage recovering system and gas recovery system being connected with boiler, sewage recovering system includes being connected with boiler Soft water station, desalted water station and circulation water station, soft water station and desalted water station connect recovery pond, reclaim pond provided with latent respectively Water pump, immersible pump connection cooling tower, cooling tower connection circulation water station, circulation water station connection blast furnace slag flushing device;Waste gas recovery system System includes being connected the flue set with boiler, and flue is provided with cleaner, and cleaner connection air-introduced machine, air-introduced machine connects respectively Cigarette receiving chimney and absorption tower, the side wall on absorption tower are provided with gas approach and exhanst gas outlet, and gas approach connection air-introduced machine, flue gas goes out Mouth connection chimney, is provided with below filter, filter positioned at the lower section of exhanst gas outlet in absorption tower and is provided with spray equipment, It is provided with below spray equipment below grid layer, grid layer and is provided with spray pond, is filled in spray pond and connect useless on spray liquid, absorption tower Water treatment station and alkali liquor absorption device.
By using above-mentioned technical proposal, flue gas sucks absorption tower, flue gas after cleaner dedusting by air-introduced machine Moved from the bottom to top into absorption tower, first by grid layer before spray work is carried out, grid layer, which is set, to disperse flue gas Uniformly, such flue gas has a cushion space during being spread when being contradicted with grid layer to outer ring, can greatly improve lattice The discomposing effect of gate layer, then by spray equipment spray work, solves prior art flue gas intermediate density opposed outer layer The problem for the treatment of effect is not good caused by density is high, effectively evacuation flue gas improve the high advantage of fume treatment effect, desulfuration efficiency, Pernicious gas that can further in purifying smoke;Waste gas and waste water are recycled respectively, wherein, waste water is pressed into water quality The different systems that are used in are separately recovered in difference, and each system lays pipeline, is separately discharged by different quality, and recirculated water is led into refining Ironworks flushing cinder pond flushing cinder, reclaims pond installing submersible pump, and the water reclaimed in pond is sent into circulation by immersible pump.
The present invention is further arranged to, and the filter includes filling adsorption layer and active carbon layer, the active carbon layer It is stacked between filling adsorption layer.
By using above-mentioned technical proposal, pick-up performance can be effectively played, and can effectively improve active carbon layer Service life, meanwhile, it is easy for installation in actual use to change simplicity, reusing for material can be greatly improved.
The present invention is further arranged to, and the spray equipment is mounted with the water tank of cleaning solution provided with inside.
It is simple in construction by using above-mentioned technical proposal, it is convenient that cleaning water is changed or added so that actual work Make more light quick.
The present invention is further arranged to, and the spray equipment includes shower nozzle, hydraulic pump, and for connecting shower nozzle, hydraulic pressure The pipeline of pump and water tank.
By using above-mentioned technical proposal, the spray liquid after spray can be effectively reclaimed, and by adding reactant to reach The effect also handled again is reclaimed, so as to realize the recycling effect of water resource, the benefit of energy-conserving and environment-protective is reached.
The present invention is further arranged to, and the spray head is connected by bellows with spray pond.
By using above-mentioned technical proposal, the direction of spray head can be adjusted according to demand, and change the position of spray head Put, meet a variety of work requirements, spraying effect is good.
The present invention is further arranged to, and the spray pond is provided with dirt trap and opens or closes the scarfing cinder of dirt trap Door.
By using above-mentioned technical proposal, facilitate cleaning and the waste recovery of later stage spray pond, protection ring can be effectively played The effect in border.
The present invention is further arranged to, and the first magnetic valve is provided between the air-introduced machine and the gas approach on absorption tower.
By using above-mentioned technical proposal, open and close to control flue gas to enter absorption tower by the first magnetic valve, control System is convenient.
The present invention is further arranged to, and the second magnetic valve is provided between the air-introduced machine and chimney.
It is that the flue gas treated by absorption tower can be straight when opening the second magnetic valve by using above-mentioned technical proposal Run in into chimney, be that the flue gas treated by absorption tower can also reenter absorption tower again when closing the second magnetic valve Reflection, according to smoke reaction situation, flexible modulation.
The present invention is further arranged to, and the 3rd magnetic valve is provided between the air-introduced machine and the exhanst gas outlet on absorption tower.
By using above-mentioned technical proposal, opening or closing for the 3rd magnetic valve facilitates by the treated flue gas in absorption tower Discharge.
In summary, the invention has the advantages that:
Waste gas and waste water are recycled respectively, wherein, waste water is separately recovered by water quality difference to be used in different it is System, each system is laid pipeline, separately discharged by different quality, and recirculated water is led into iron-smelter flushing cinder pond flushing cinder, reclaims pond peace Immersible pump is filled, the water reclaimed in pond is sent into by circulation by immersible pump;Flue gas passes through after cleaner dedusting Air-introduced machine sucks absorption tower, and flue gas is moved from the bottom to top into absorption tower, and grid layer, lattice are passed through first before spray work is carried out Gate layer sets and flue gas can be uniformly dispersed, and its bottom is set to tapered, and such flue gas expands when being contradicted with grid layer to outer ring There is a cushion space in scattered process, the discomposing effect of grid layer can be greatly improved, work is then sprayed by spray equipment Make, solve prior art flue gas intermediate density opposed outer layer density it is high caused by treatment effect it is not good the problem of, effectively dredge Dissipate flue gas and improve the high advantage of fume treatment effect, desulfuration efficiency, pernicious gas that can further in purifying smoke;In air inducing The second magnetic valve is provided between machine and chimney, is that the flue gas treated by absorption tower can be direct when opening the second magnetic valve Chimney is discharged into, is that it is anti-again that the flue gas treated by absorption tower can also reenter absorption tower when closing the second magnetic valve Reflect, according to smoke reaction situation, flexible modulation, good purification.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of gas recovery system of the embodiment of the present invention;
Fig. 3 is the structural representation of spray equipment of the present invention;
Fig. 4 is the structural representation of sewage recovering system of the embodiment of the present invention.
In figure:1st, boiler;2nd, flue;3rd, cleaner;4th, air-introduced machine;5th, chimney;6th, absorption tower;7th, gas approach;8、 Exhanst gas outlet;9th, filter;91st, filling adsorption layer;92nd, active carbon layer;10th, spray equipment;101st, shower nozzle;102nd, hydraulic pressure Pump;103rd, pipeline;11st, grid layer;12nd, spray pond;13rd, waste water processing station;14th, alkali liquor absorption device;15th, water tank;16th, slag is collected Device;17th, clean-out door;18th, the first magnetic valve;19th, the second magnetic valve;20th, the 3rd magnetic valve;21st, soft water station;22nd, desalted water station; 23rd, water station is circulated;24th, pond is reclaimed;25th, immersible pump;26th, cooling tower;27th, blast furnace slag flushing device.
Embodiment
With reference to the accompanying drawings and examples, the present invention will be described in detail.
A kind of boiler gas and water recycling system, such as Fig. 1, including boiler 1, the gas recovery system being connected with boiler, with And the sewage recovering system being connected with boiler.
Such as Fig. 2, gas recovery system includes the flue 2 being connected with boiler 1, and flue 2 is provided with cleaner 3, and dedusting is set Standby 3 connection air-introduced machine 4, air-introduced machine 4 is connected to absorption tower 6 and chimney 5 by pipeline 103 respectively.
Wherein, gas approach 7 and exhanst gas outlet 8 are provided with the side wall on absorption tower 6, gas approach 7 is connected by pipeline 103 Air-introduced machine 4 is connect, the first magnetic valve 18 is provided with the pipeline 103 between air-introduced machine 4 and gas approach 7;Exhanst gas outlet 8 is connected to On pipeline 103 between air-introduced machine 4 and chimney 5, the second magnetic valve is provided with the pipeline 103 between air-introduced machine 4 and chimney 5 19, the 3rd magnetic valve 20 is provided with the pipeline 103 between air-introduced machine 4 and exhanst gas outlet 8.
Filter 9 is provided with positioned at the lower section of exhanst gas outlet 8 in absorption tower 6, filter 9 includes filling adsorption layer 91 With active carbon layer 92, filling adsorption layer 91 is provided with upper and lower two layers, and active carbon layer 92 is stacked between filling adsorption layer 91.
Spray equipment 10, such as Fig. 1 are provided with below filter 9, spray equipment 10 is provided with inside water tank 15, water tank 15 It is mounted with cleaning solution.
Such as Fig. 3, spray equipment 10 includes shower nozzle 101, hydraulic pump 102, and for connecting shower nozzle 101, the and of hydraulic pump 102 The pipeline 103 of water tank 15;Pipeline 103 on spray head uses bellows, and bellows is connected with spray pond 12.
Grid layer 11 is provided with below spray equipment 10, grid layer 11 is arranged to the torus being adapted with absorption tower 6, lattice Gate layer is provided with some square grids, is set in the bottom pyramidal of grid layer 11.
The lower section of grid layer 11 is provided with to fill in spray pond 12, spray pond 12 connects waste water processing station on spray liquid, absorption tower 6 13 and alkali liquor absorption device 14.
Dirt trap 16 is provided with the bottom of spray pond 12, clean-out door 17 is provided with dirt trap 16, is opened by clean-out door 17 Or close dirt trap 16.
Such as Fig. 4, sewage recovering system includes soft water station 21, desalted water station 22 and the circulation being connected side by side respectively with boiler 1 Water station 23, wherein, soft water station 21 and desalted water station 22 connect recovery pond 24 respectively, reclaim pond 24 and are provided with immersible pump 25, Immersible pump 25 connects cooling tower 26, the connection circulation water station 23 of cooling tower 26, the circulation connection blast furnace slag flushing of water station 23 device 27.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (9)

1. a kind of boiler gas and water recycling system, it is characterised in that:Including the sewage recovering system that is connected with boiler (1) and Gas recovery system, sewage recovering system includes the soft water station being connected with boiler (1)(21), desalted water station(22)With circulation water station (23), soft water station(21)And desalted water station(22)Pond is reclaimed in connection respectively(24), reclaim pond(24)It is provided with immersible pump (25), immersible pump(25)Connect cooling tower(26), cooling tower(26)Connection circulation water station(23), circulate water station(23)Connect blast furnace Slag flushing device(27);Gas recovery system includes and boiler(1)The flue (2) set is connected, flue (2) is provided with cleaner (3), cleaner (3) connection air-introduced machine (4), air-introduced machine (4) connects chimney (5) and absorption tower (6) respectively, absorption tower (6) Side wall is provided with gas approach (7) and exhanst gas outlet (8), gas approach (7) connection air-introduced machine (4), exhanst gas outlet (8) connection cigarette Chimney (5), is provided with below filter (9), filter (9) provided with spray in absorption tower (6) positioned at the lower section of exhanst gas outlet (8) It is provided with below shower device (10), spray equipment (10) below grid layer (11), grid layer (11) and is provided with spray pond (12), spray pond (12) filled in and waste water processing station (13) and alkali liquor absorption device (14) are connected on spray liquid, absorption tower (6).
2. boiler gas and water recycling system according to claim 1, it is characterised in that:The filter (9) includes Filling adsorption layer (91) and active carbon layer (92), the active carbon layer (92) are stacked between filling adsorption layer (91).
3. boiler gas and water recycling system according to claim 1, it is characterised in that:On the spray equipment (10) Provided with the internal water tank (15) for being mounted with cleaning solution.
4. boiler gas and water recycling system according to claim 3, it is characterised in that:Spray equipment (10) bag Shower nozzle (101), hydraulic pump (102) are included, and for connecting the pipeline of shower nozzle (101), hydraulic pump (102) and water tank (15) (103)。
5. boiler gas and water recycling system according to claim 4, it is characterised in that:The shower nozzle (101) passes through ripple Line pipe is connected with spray pond (12).
6. boiler gas and water recycling system according to claim 4, it is characterised in that:Set on the spray pond (12) There is dirt trap (16), and open or close the clean-out door (17) of dirt trap (16).
7. boiler gas and water recycling system according to claim 1, it is characterised in that:The air-introduced machine (4) is with absorbing The first magnetic valve (18) is provided between the gas approach (7) of tower (6).
8. boiler gas and water recycling system according to claim 1, it is characterised in that:The air-introduced machine (4) and chimney (5) the second magnetic valve (19) is provided between.
9. boiler gas and water recycling system according to claim 1, it is characterised in that:The air-introduced machine (4) is with absorbing The 3rd magnetic valve (20) is provided between the exhanst gas outlet (8) of tower (6).
CN201710672806.9A 2017-08-08 2017-08-08 Boiler gas and water recycling system Pending CN107261800A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710672806.9A CN107261800A (en) 2017-08-08 2017-08-08 Boiler gas and water recycling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710672806.9A CN107261800A (en) 2017-08-08 2017-08-08 Boiler gas and water recycling system

Publications (1)

Publication Number Publication Date
CN107261800A true CN107261800A (en) 2017-10-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710672806.9A Pending CN107261800A (en) 2017-08-08 2017-08-08 Boiler gas and water recycling system

Country Status (1)

Country Link
CN (1) CN107261800A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108328852A (en) * 2017-12-28 2018-07-27 昆山奕盛来环境科技有限公司 A kind of processing equipment of boiler waste gas waste water

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103288309A (en) * 2013-07-01 2013-09-11 大唐国际化工技术研究院有限公司 Coal gasification wastewater zero-emission treatment method, treatment system and application thereof
CN205832944U (en) * 2016-07-05 2016-12-28 浙江千尧环境工程有限公司 Boiler fume desulfurizing and dedusting integrated apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103288309A (en) * 2013-07-01 2013-09-11 大唐国际化工技术研究院有限公司 Coal gasification wastewater zero-emission treatment method, treatment system and application thereof
CN205832944U (en) * 2016-07-05 2016-12-28 浙江千尧环境工程有限公司 Boiler fume desulfurizing and dedusting integrated apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108328852A (en) * 2017-12-28 2018-07-27 昆山奕盛来环境科技有限公司 A kind of processing equipment of boiler waste gas waste water

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Application publication date: 20171020