CN208905998U - A kind of flue gas ash removal takes off white integrated apparatus - Google Patents
A kind of flue gas ash removal takes off white integrated apparatus Download PDFInfo
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- CN208905998U CN208905998U CN201821703510.5U CN201821703510U CN208905998U CN 208905998 U CN208905998 U CN 208905998U CN 201821703510 U CN201821703510 U CN 201821703510U CN 208905998 U CN208905998 U CN 208905998U
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Abstract
The utility model discloses a kind of flue gas ash removal, take off white integrated apparatus, it is characterized by comprising shells, the bottom of shell has gas inlet, the cooling condensing unit of wet static dedusting device, water separator, flue gas, demister and Smoke-heating device are arranged in the shell on gas inlet top from bottom to top, flue gas after desulfurization initially enters wet electrical dust precipitator, dust, partial moisture, SO in removing flue gas3After equal aerosols, into the efficient deep condensation dehumidifier of flue gas and Upper separator, further remove the moisture and dust in flue gas, the moisture in flue gas is set to reach≤8.5%, enter top high efficiency heater after the pure flue gas separation moisture of low temperature to heat flue gas temperature raising, flue-gas temperature is improved to 80 DEG C or more, passes through smoke stack emission, ensure that discharge exhaust gas dust content it is low, without white plume, dust content 1.5-2.5mg/Nm3 in flue gas.
Description
Technical field
The utility model relates to a kind of dust-extraction units, specifically, be related to a kind of flue gas ash removal, take off white integrated apparatus,
Belong to field of mechanical technique.
Background technique
It with the enhancing of people's environmental consciousness, discharges in flue gas dust content and white requirement is taken off to flue gas and be increasingly stringenter, be
The living environment of enhancement of environment people is protected, people are higher and higher to environmental protection requirement, while having to emission request index
Tightened up requirement.
Currently, there are a variety of flue gas ash removals in the market, taking off white technique, but there is a problem of that efficiency of dust collection is low, and
Dust fine in industrial waste gas, coal ash can not often be removed, when discharge pollutes, and if things go on like this easily causes mist
Haze, in the today for increasingly focusing on environmental protection, existing equipment and technique have not adapted to the newest cigarette of current Environmental Protection in China
The requirement of dirt pollutant discharge index, at the same cannot achieve flue gas take off it is white, not only investment it is high but also operation energy consumption is also big.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of flue gas ash removal, white integrated apparatus is taken off, the device
High degree of automation, operating cost is low, and equipment investment is low, safe and reliable to operation, no pollution to the environment, and flue gas reaches ultralow row
It puts, dust (1.5-2.5) mg/Nm3 in flue gas.
In order to solve the above technical problems, the technical solution of the utility model is: a kind of flue gas ash removal takes off white one makeup
It sets, it is characterised in that: including shell, the bottom of shell has gas inlet, arranges from bottom to top in the shell on gas inlet top
Show the cooling condensing unit of wet static dedusting device, water separator, flue gas, demister and Smoke-heating device.
Further, wet static dedusting device includes several anode tubes, and anode tube includes that section is regular hexagon
Anode and cathode disposed within, the inner wall of anode have graphite material, the distance between anode and cathode 180mm, electricity
Pressure is 80kv, and anode, cathode are connect with the electrode being arranged in outside shell.
Further, water separator includes being arranged on the intracorporal isolation board of shell, isolation board to have several ventilations
Hole and the snorkel being connected to vent seal, the top of snorkel are equipped with tapered cap, the gas outlet of snorkel and tapered cap it
Between there is gap, shell is equipped with discharge outlet, and the height of discharge outlet is consistent with the height of isolation board (12).
Further, the cooling condensing unit of flue gas includes the coil pipe that water separator top is arranged in, and is connected in coil pipe
Recirculated cooling water.
Further, demister includes the blade of several superpositions, and the section of blade is sinusoidal pattern, by PP material system
At being fixed in shell by fixture.
Further, Smoke-heating device is coil heat exchanger, and inside is connected with the saturated vapor of 0.3MPa, coil heat exchanger
It is fixed in shell by fixture.
Further, between gas inlet and wet static dedusting device be equipped with uniform board, enable flue gas equably into
Enter wet static dedusting device.
Further, several spray nozzles, spray spray are equipped between wet static dedusting device and water separator
The water spraying direction of head is downward, when wet static dedusting device power failure is not reruned, regular spraying-rinsing anode tube, and the bottom of shell
Portion has sewage draining exit, and sewage draining exit and gas inlet and exhaust gases passes are mutually isolated.
Further, it is equipped with flusher between the cooling condensing unit of flue gas and demister, if the flusher includes
The dry Flushing nozzle being upwardly or downwardly arranged.
The utility model uses above-mentioned technical proposal, compared with prior art, has the advantage that flue, wet type electricity
Deduster, flue gas condenser, heater and chimney are the integrated design, and the dust and flue gas plume for solving flue gas emission are asked
Topic.Flue gas after desulfurization initially enters wet electrical dust precipitator, dust, partial moisture, SO in removing flue gas3After equal aerosols, into
Enter the efficient deep condensation dehumidifier of flue gas and Upper separator, further removes moisture and dust in flue gas, make in flue gas
Moisture reaches≤8.5%, reduces the harmful substances such as the moisture carried secretly in flue gas, reduces flue gas environmental pollution.The pure cigarette of low temperature
Gas enters top high efficiency heater to flue gas temperature raising heating after separating moisture, and flue-gas temperature is improved to 80 DEG C or more, passes through chimney
Discharge, ensure that discharge exhaust gas dust content it is low, without white plume, dust content 1.5-2.5mg/Nm3 in flue gas reaches environmental protection
Minimum discharge standard requirements play positive impetus to enhancement of environment.
It realizes flue gas ash removal, take off white integration, flue gas reaches minimum discharge, and the plant automation degree is high, operation
At low cost, equipment investment is low, safe and reliable to operation, and no pollution to the environment is easy to operate, and whole system uses modularized design,
It is easily installed and repairs, there is very high popularizing value.
The utility model is described in detail below with reference to embodiment.
Detailed description of the invention
Attached drawing 1 is flue gas ash removal in the utility model embodiment, the structural schematic diagram for taking off white integrated apparatus；
In figure:
1- shell, 2- gas inlet, 3- wet static dedusting device, 4- water separator, the cooling condensation dress of 5- flue gas
Set, 6- demister, 7- Smoke-heating device, 8- anode tube, 9- spray nozzle, 10- sewage draining exit, 11- Flushing nozzle, 12- every
From plate, 13- tapered cap, 14- discharge outlet, 15- snorkel, 16- chimney.
Specific embodiment
Embodiment, as shown in Figure 1, a kind of flue gas ash removal, take off white integrated apparatus, including shell 1, the bottom tool of shell 1
There is gas inlet 2, is arranged with wet static dedusting device 3, steam-water separation dress in the shell 1 on 2 top of gas inlet from bottom to top
Set the cooling condensing unit 5 of 4, flue gas, demister 6 and Smoke-heating device 7.
Wet static dedusting device 3 include several anode tubes 8, anode tube 8 include section be regular hexagon anode and
Cathode disposed within, the inner wall of anode have graphite material, and the distance between anode and cathode 180mm, voltage are
80kv, anode, cathode are connect with the electrode being arranged in outside shell 1.
Water separator 4 includes the isolation board that is arranged in shell 1, have on isolation board several ventholes and with it is logical
The snorkel 15 of port sealing connection, the top of snorkel 15 are equipped with tapered cap 13, the gas outlet of snorkel 15 and tapered cap 13
Between there is gap, shell 1 is equipped with discharge outlet 14, and the height of discharge outlet 14 is consistent with the height of isolation board 12.Separate section
Moisture in flue gas, tapered cap 13 and snorkel 15 guarantee the moisture that the cooling condensing unit 5 of flue gas, demister 6 separate
It not can enter in wet static dedusting device 3, guarantee that wet static dedusting device 3 operates normally.
The cooling condensing unit 5 of flue gas includes the coil pipe that 4 top of water separator is arranged in, and is connected with circulating cooling in coil pipe
Water.After flue gas and recirculated cooling water carry out heat exchange, flue gas is made to be cooled to 35 DEG C of the wet cigarette of saturation by 50 DEG C of saturation wet flue gas
Flue gas moisture is precipitated in gas, and moisture is accumulated into drop by steam, isolates partial drop, and further goes to smoke abatement and part
Harmful substance and vapour colloidal sol, flue gas are further purified.
Demister 6 includes the blade of several superpositions, and the section of blade is sinusoidal pattern, is made of PP material, passes through folder
Tool is fixed in shell 1.The drop that will be carried secretly in the flue gas condensed through supercooling, in the flue gas separated through demister 6
Droplet content is down to 20mg/Nm3Below.
Smoke-heating device 7 is coil heat exchanger, and inside is connected with the saturated vapor of 0.3MPa, and coil heat exchanger passes through fixture
It is fixed in shell 1.The clean flue gas by dedusting, condensation, separation demisting is added by coil heat exchanger using steam
Heat, flue gas become 80 DEG C of unsaturated flue gases from 35 DEG C of saturation wet flue gas, so that flue gas is become undersaturated condition from saturation state, pass through
The flue gas of smoke stack emission achievees the purpose that disappear white.
It is equipped with uniform board between gas inlet 2 and wet static dedusting device 3, keeps flue gas quiet evenly into wet type
Electrical dust collector device 3.
Several spray nozzles 9, the spray of spray nozzle 9 are equipped between wet static dedusting device 3 and water separator 4
Water direction is downward, and when the power failure of wet static dedusting device 3 is not reruned, regular spraying-rinsing anode tube 8 opens the valve of bottom
Door, the sewage after cleaning are discharged from the sewage draining exit 10 of bottom, and sewage draining exit 10 and gas inlet 2 and exhaust gases passes are mutually isolated.
Flusher is equipped between the cooling condensing unit 5 of flue gas and demister 6, which includes that several are upward
And down-set Flushing nozzle 11, for cleaning the disk of the bottom of blade and the cooling condensing unit 5 of flue gas in demister 6
Pipe, the sewage after cleaning are fallen on the isolation board 12 of water separator 4, since the top of snorkel is equipped with tapered cap 13, institute
It will not be entered in wet static dedusting device 3 with sewage, influence the operation of wet static dedusting device 3, the discharge outlet from shell 1
14 discharges.
Process flow is as follows:
50 DEG C or so of the saturation wet flue gas after desulfurization, from gas inlet 2 even into wet electrostatic after uniform board
Dust-extraction unit 3, ash-laden gas is ionized in the 80kv high voltage electric field by anode tube 8 in wet static dedusting device 3
In the process, keep grit charged, and grit is moved to anode accumulation under the active force of electric field force, by wet static dedusting device
It after 3, separates grit from dusty gas, flue gas is dusted, to remove part in partial moisture and flue gas harmful
Substance aerosol, dust content is less than 3mg/Nm in flue gas3。
Flue gas after 3 dedusting of wet static dedusting device enters the cooling condensing unit of flue gas through water separator 4
5 heat exchange, wet flue gas by 50 DEG C or so be down to 35 DEG C hereinafter, moisture in flue gas through supercooling condense (accumulation) most of moisture by
Steam is as droplet, flue gas after cooling (separation moisture goes desulphurization system to re-use) after demister 6 separates moisture,
Flue gas rises to Smoke-heating device 7 and 0.3MPa saturated vapor exchanges heat, and flue gas lifts temperature to 80 DEG C above by chimney by 35 DEG C
16 discharges are saturated wet flue gas by after dedusting, taking off white integration apparatus processing, flue gas is passed through by 50 DEG C of saturated flue gas after desulfurization
It crosses cooling condensation and heats up again and reach undersaturated condition discharge, eliminate discharge flue gas plume.
Measure through test of many times: dust 1.5-2.5mg/Nm3 in the flue gas of discharge meets minimum discharge requirement, disappears simultaneously
In addition to (not having) white plume.
The above is the citing of the utility model preferred forms, wherein the part that do not address in detail is this field
The common knowledge of those of ordinary skill.The protection scope of the utility model is based on the contents of the claims, any to be based on this reality
The equivalent transformation carried out with novel technical inspiration, is also within the protection scope of the utility model.
Claims (9)
1. a kind of flue gas ash removal takes off white integrated apparatus, it is characterised in that: including shell (1), the bottom of shell (1) has cigarette
Gas import (2), the shell (1) on gas inlet (2) top is interior to be arranged with wet static dedusting device (3), carbonated drink point from bottom to top
From device (4), flue gas cooling condensing unit (5), demister (6) and Smoke-heating device (7).
2. flue gas ash removal as described in claim 1 takes off white integrated apparatus, it is characterised in that: wet static dedusting device (3)
Including several anode tubes (8), anode tube (8) includes the anode and cathode disposed within that section is regular hexagon, anode
Inner wall has graphite material, and the distance between anode and cathode 180mm, voltage 80kv, anode, cathode and setting are in shell
The electrode connection of body (1) outside.
3. flue gas ash removal as described in claim 1 takes off white integrated apparatus, it is characterised in that: water separator (4) includes
Isolation board in shell (1), the snorkel for having several ventholes on isolation board and being connected to vent seal are set
(15), the top of snorkel (15) is equipped with tapered cap (13), between having between the gas outlet and tapered cap (13) of snorkel (15)
Gap, shell (1) are equipped with discharge outlet (14), and the height of discharge outlet (14) is consistent with the height of isolation board (12).
4. flue gas ash removal as described in claim 1 takes off white integrated apparatus, it is characterised in that: flue gas is cooling condensing unit (5)
Including the coil pipe on water separator (4) top is arranged, recirculated cooling water is connected in coil pipe.
5. flue gas ash removal as described in claim 1 takes off white integrated apparatus, it is characterised in that: demister (6) includes several
The section of the blade of a superposition, blade is sinusoidal pattern, is made of PP material, is fixed in shell (1) by fixture.
6. flue gas ash removal as described in claim 1 takes off white integrated apparatus, it is characterised in that: Smoke-heating device (7) is snake
Heat exchange of heat pipe, inside are connected with the saturated vapor of 0.3MPa, and coil heat exchanger is fixed in shell (1) by fixture.
7. flue gas ash removal as described in claim 1 takes off white integrated apparatus, it is characterised in that: gas inlet (2) and wet type are quiet
It is equipped with uniform board between electrical dust collector device (3), enables flue gas evenly into wet static dedusting device (3).
8. flue gas ash removal as described in claim 1 takes off white integrated apparatus, it is characterised in that: wet static dedusting device (3)
Several spray nozzles (9) are equipped between water separator (4), the water spraying direction of spray nozzle (9) is downward, quiet in wet type
When electrical dust collector device (3) power failure is not reruned, the bottom of regular spraying-rinsing anode tube (8), shell (1) has sewage draining exit
(10), sewage draining exit (10) and gas inlet (2) and exhaust gases passes are mutually isolated.
9. flue gas ash removal as described in claim 1 takes off white integrated apparatus, it is characterised in that: flue gas is cooling condensing unit (5)
Flusher is equipped between demister (6), which includes the Flushing nozzle that several are upwardly or downwardly arranged
(11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821703510.5U CN208905998U (en) | 2018-10-21 | 2018-10-21 | A kind of flue gas ash removal takes off white integrated apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821703510.5U CN208905998U (en) | 2018-10-21 | 2018-10-21 | A kind of flue gas ash removal takes off white integrated apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN208905998U true CN208905998U (en) | 2019-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821703510.5U Active CN208905998U (en) | 2018-10-21 | 2018-10-21 | A kind of flue gas ash removal takes off white integrated apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078445A (en) * | 2018-10-21 | 2018-12-25 | 山东盛宝传热科技有限公司 | Flue gas ash removal takes off white integrated apparatus |
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2018
- 2018-10-21 CN CN201821703510.5U patent/CN208905998U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078445A (en) * | 2018-10-21 | 2018-12-25 | 山东盛宝传热科技有限公司 | Flue gas ash removal takes off white integrated apparatus |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 262100 northwest corner of the intersection of Jinshan street and Yanggan Road, Xin'an street, Anqiu City, Weifang City, Shandong Province Patentee after: SHANDONG SHENGBAO HEAT TRANSFER TECHNOLOGY Co.,Ltd. Address before: 262100 intersection of Xin'an street, Jinshan street and Yanggan Road, Anqiu City, Weifang City, Shandong Province Patentee before: SHANDONG SHENGBAO HEAT TRANSFER TECHNOLOGY Co.,Ltd. |