CN204619661U - 63MVA enclosed combustion gas purifying system of calcium - Google Patents
63MVA enclosed combustion gas purifying system of calcium Download PDFInfo
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- CN204619661U CN204619661U CN201520343153.6U CN201520343153U CN204619661U CN 204619661 U CN204619661 U CN 204619661U CN 201520343153 U CN201520343153 U CN 201520343153U CN 204619661 U CN204619661 U CN 204619661U
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a kind of 63MVA enclosed combustion gas purifying system of calcium, comprise multiple sack cleaner, multiple settler of connecting successively is provided with in sack cleaner side, wherein first settler air inlet exports with furnace of calcium carbide and is connected, and last settler gas outlet is communicated with successively with multiple air cooler; Above sack cleaner, be provided with main air blower, main air blower air inlet and last air cooler outlet described, main air blower exhaust outlet is communicated with respectively with multiple sack cleaner; Settler, air cooler are communicated with multiple charging apertures of burying scraper respectively with the ash discharging hole of sack cleaner lower end; Also be provided with air exhauster, sack cleaner upper end exhaust outlet is in parallel with the air inlet of air exhauster, and the air outlet of air exhauster connects evacuated tube and collecting pipe respectively.Advantage is: the dust in flue gas can be collected completely, realize emission compliance, avoid environmental pollution.Effectively can control furnace gas temperature, extend life of bag filter, make furnace of calcium carbide production run steadily reliable.
Description
Technical field
The utility model relates to a kind of flue gas cleaning system, particularly a kind of 63MVA enclosed combustion gas purifying system of calcium.
Background technology
Domestic enclosed combustion gas purifying system of calcium, many employing dry method dust principles, because dustiness in furnace gas is comparatively large, ubiquity dust removing effects is not up to standard, and tail gas from electric furnace temperature controls undesirable, and life-span of the filter bag is short, and maintenance cost height waits various problems.Meanwhile, domestic flue gas cleaning system mostly is the outfit of 40.5MVA furnace of calcium carbide specification; And closed calcium carbide furnace power can reach 63MVA now, the exhaust gas volumn of generation is larger, and propose requirements at the higher level to equipment, production and environment, this just needs to carry out brand-new design and improvement to flue gas cleaning system, to meet the need of production of high-power furnace of calcium carbide.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of dust in flue gas can collection completely, realize emission compliance, avoid environmental pollution, extend life of bag filter, make furnace of calcium carbide production run steadily reliable 63MVA enclosed combustion gas purifying system of calcium.
For solving the problem, the utility model adopts following technical scheme:
A kind of 63MVA enclosed combustion gas purifying system of calcium, comprise multiple sack cleaner, its special character is: be provided with multiple settler in sack cleaner side, connected by tube connector successively with the air inlet of an adjacent rear settler in the gas outlet of each settler upper end, first the settler air inlet being wherein positioned at head end exports with calcium carbide burner gas and is connected, and last the settler gas outlet being positioned at tail end is communicated with successively with multiple air cooler; Above sack cleaner, be provided with a main air blower, air inlet and last the air cooler outlet being positioned at tail end of main air blower, the exhaust outlet of main air blower is communicated with described multiple sack cleaner respectively by isocon; Below sack cleaner, be provided with a burying scraper in the horizontal direction, described settler, air cooler are communicated with multiple charging apertures of burying scraper respectively by removing ash pipeline with the ash discharging hole of sack cleaner lower end; Also be provided with air exhauster, the exhaust outlet of described multiple sack cleaner upper end is in parallel with the air inlet of air exhauster by gas collection pipe, and the air outlet of air exhauster connects evacuated tube and collecting pipe respectively.
As preferably, below the ash hole of burying scraper one end, be provided with ash silo.
As preferably, described settler is three.
As preferably, described air cooler is two, and the air inlet of air cooler is located thereon end side, and the exhaust outlet of air cooler is positioned in the middle part of its end face, and the air inlet of the exhaust outlet of first air cooler and second air cooler passes through pipeline connection.
As preferably, each described removing ash pipeline is separately installed with discharge valve.
As preferably, described sack cleaner is four.
The beneficial effects of the utility model are:
1, by the optimal design of flue gas cleaning system and the adjustment of device structure, the dust in flue gas can be collected completely, realize emission compliance, avoid environmental pollution.Effectively can control furnace gas temperature, extend life of bag filter, make furnace of calcium carbide production run steadily reliable.
2, the emission request under the large duty conditions of electric furnace can be met, improve electric furnace output.
3, can avoid or reduce work safety accident, improving the security of whole production smelting process.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
In figure: settler 1, tube connector 2, air cooler 3, tube connector 4, pipeline 5, tube connector 6, main air blower 7, evacuated tube 8, isocon 9, gas collection pipe 10, sack cleaner 11, removing ash pipeline 12, burying scraper 13, ash silo 14, drain tap 15, collecting pipe 16, bend pipe 17, air exhauster 18, discharge valve 19, gas exhaust piping 20.
Detailed description of the invention
As Figure 1-Figure 2, a kind of 63MVA enclosed combustion gas purifying system of calcium that the utility model relates to, comprise multiple sack cleaner 11 be arranged in juxtaposition, in the present embodiment, sack cleaner 11 is for four.Be provided with multiple settler 1 in sack cleaner 11 side, connected by tube connector 2 successively with the air inlet of an adjacent rear settler 1 in the gas outlet of each settler 1 upper end, in the present embodiment, described settler 1 is for three.First settler 1 air inlet being wherein positioned at head end is connected by gas exhaust piping 20 with the furnace gas export of furnace of calcium carbide, and the gas outlet of last i.e. the 3rd settler 1 being positioned at tail end is communicated with successively with multiple air cooler 3.
As preferably, described air cooler 3 is two.The air inlet of air cooler 3 is located thereon end side, the exhaust outlet of air cooler 3 is positioned in the middle part of its end face, the air inlet of first air cooler 3 is communicated with by tube connector 4 with the gas outlet of described 3rd settler 1, and the exhaust outlet of first air cooler 3 is communicated with by pipeline 5 with the air inlet of second air cooler 3.
A main air blower 7 is provided with above sack cleaner 11, the air inlet of main air blower 7 is communicated with by tube connector 6 with second air cooler 3 exhaust outlet being positioned at tail end, and the exhaust outlet of main air blower 7 is communicated with respectively by the entrance of isocon 9 with described multiple sack cleaner 11.Below sack cleaner 11, be provided with a burying scraper 13 in the horizontal direction, described settler 1, air cooler 3 are communicated with multiple charging apertures of burying scraper 13 respectively by removing ash pipeline 12 with the ash discharging hole of sack cleaner 11 lower end.Each removing ash pipeline 12 is separately installed with discharge valve 19.Ash silo 14 is provided with below the ash hole of burying scraper 13 one end.
This flue gas cleaning system is also provided with air exhauster 18, and air exhauster 18 is arranged on the below of sack cleaner 11 and settler 1.The exhaust outlet of four described sack cleaner 11 upper ends is connected on a gas collection pipe 10, and this gas collection pipe 10 is communicated with by a bend pipe 17 with the air inlet of air exhauster 18, and the air outlet of air exhauster 18 connects evacuated tube 8 and collecting pipe 16 respectively.Evacuated tube 8 and collecting pipe 16 are respectively equipped with drain tap 15.
During work, the furnace gas of furnace of calcium carbide first enters three settlers 1 successively by gas exhaust piping 20, by the inner dust board of settler 1 will calcium carbide produce in the big dust particle removing that produces, in case in pipeline or equipment sedimentation block system; After furnace gas temperature is cooled to uniform temperature by three settlers 1, enter two air coolers 3 successively, the flue-gas temperature produced in being produced by calcium carbide in air cooler 3 reduces further, avoids flue-gas temperature too high and burn filter cloth bag.Then by main air blower 7, the flue gas by air cooler 3 is entered sack cleaner 11, utilize the filtration of cloth bag thoroughly to remove in the dust in flue gas by sack cleaner 11 and filter.Meanwhile, in settler 1, air cooler 3 and sack cleaner 11, the big dust particle of deposition enters burying scraper 13 by removing ash pipeline 12, by burying scraper 13, the dust of collection is entered ash silo 14 and collects.Finally, the furnace gas after sack cleaner 11 filters enters air exhauster 18 by gas collection pipe 10, selects emptying or collect by the drain tap 15 in evacuated tube 8 and collecting pipe 16, and the furnace gas after collection and purification can be used for producing lime.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (6)
1. a 63MVA enclosed combustion gas purifying system of calcium, comprise multiple sack cleaner, it is characterized in that: be provided with multiple settler in sack cleaner side, connected by tube connector successively with the air inlet of an adjacent rear settler in the gas outlet of each settler upper end, first the settler air inlet being wherein positioned at head end exports with calcium carbide burner gas and is connected, and last the settler gas outlet being positioned at tail end is communicated with successively with multiple air cooler; Above sack cleaner, be provided with a main air blower, the air inlet of main air blower and last air cooler outlet described, the exhaust outlet of main air blower is communicated with described multiple sack cleaner respectively by isocon; Below sack cleaner, be provided with a burying scraper in the horizontal direction, described settler, air cooler are communicated with multiple charging apertures of burying scraper respectively by removing ash pipeline with the ash discharging hole of sack cleaner lower end; Also be provided with air exhauster, the exhaust outlet of described multiple sack cleaner upper end is in parallel with the air inlet of air exhauster by gas collection pipe, and the air outlet of air exhauster connects evacuated tube and collecting pipe respectively.
2. 63MVA enclosed combustion gas purifying system of calcium according to claim 1, is characterized in that: below the ash hole of burying scraper one end, be provided with ash silo.
3. 63MVA enclosed combustion gas purifying system of calcium according to claim 1, is characterized in that: described settler is three.
4. 63MVA enclosed combustion gas purifying system of calcium according to claim 1, it is characterized in that: described air cooler is two, the air inlet of air cooler is located thereon end side, the exhaust outlet of air cooler is positioned in the middle part of its end face, and the air inlet of the exhaust outlet of first air cooler and second air cooler passes through pipeline connection.
5. 63MVA enclosed combustion gas purifying system of calcium according to claim 1, is characterized in that: on each described removing ash pipeline, be separately installed with discharge valve.
6. 63MVA enclosed combustion gas purifying system of calcium according to claim 1, is characterized in that: described sack cleaner is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520343153.6U CN204619661U (en) | 2015-05-23 | 2015-05-23 | 63MVA enclosed combustion gas purifying system of calcium |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520343153.6U CN204619661U (en) | 2015-05-23 | 2015-05-23 | 63MVA enclosed combustion gas purifying system of calcium |
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| CN204619661U true CN204619661U (en) | 2015-09-09 |
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| CN201520343153.6U Active CN204619661U (en) | 2015-05-23 | 2015-05-23 | 63MVA enclosed combustion gas purifying system of calcium |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111672249A (en) * | 2020-06-12 | 2020-09-18 | 安徽国能亿盛环保科技有限公司 | Large-scale airtight submerged arc furnace gas purification device and method |
| CN111829356A (en) * | 2020-08-05 | 2020-10-27 | 河南省德耀节能科技股份有限公司 | Submerged arc furnace and furnace gas and waste heat recycling system of furnace body matched with submerged arc furnace |
| CN113304557A (en) * | 2021-04-30 | 2021-08-27 | 成都易态科技有限公司 | Dust removal system and dust removal method for primary flue gas of converter steelmaking |
-
2015
- 2015-05-23 CN CN201520343153.6U patent/CN204619661U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111672249A (en) * | 2020-06-12 | 2020-09-18 | 安徽国能亿盛环保科技有限公司 | Large-scale airtight submerged arc furnace gas purification device and method |
| CN111829356A (en) * | 2020-08-05 | 2020-10-27 | 河南省德耀节能科技股份有限公司 | Submerged arc furnace and furnace gas and waste heat recycling system of furnace body matched with submerged arc furnace |
| CN113304557A (en) * | 2021-04-30 | 2021-08-27 | 成都易态科技有限公司 | Dust removal system and dust removal method for primary flue gas of converter steelmaking |
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