CN206334525U - Skid uphole steam generator flue gas desulfurization and denitrification device - Google Patents
Skid uphole steam generator flue gas desulfurization and denitrification device Download PDFInfo
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- CN206334525U CN206334525U CN201621329177.7U CN201621329177U CN206334525U CN 206334525 U CN206334525 U CN 206334525U CN 201621329177 U CN201621329177 U CN 201621329177U CN 206334525 U CN206334525 U CN 206334525U
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- water
- heat exchanger
- skid
- flue gas
- pipe
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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
Abstract
The utility model is related to a kind of skid uphole steam generator flue gas desulfurization and denitrification device.Top smoke-intake pipe is provided with the top of cigarette-water- to-water heat exchanger of skid, the bottom of cigarette-water- to-water heat exchanger is provided with bottom smoke pipe, and the bottom smoke pipe connects and alkali lye is provided with lye tank, lye tank, and bottom is provided with taper flue-dust retainer；The side connection lye tank of cyclone separator, opposite side draws smoke pipe with centrifugal blower by bending and connects chimney.Beneficial effect is：1st, cigarette/water- to-water heat exchanger effectively absorbs flue gas heat, reduces exhaust gas temperature, the inlet water temperature of injection boiler is lifted, so as to improve the overall thermal efficiency of boiler；2nd, main harmful substance SO2, NOx and solid particulate matter in flue gas are effectively removed, and have reached environment protection emission requirement；3rd, skid-mounted type structure, integration degree is high, small volume, is easy to hoisting transportation, floor space is small when using.
Description
Technical field
The utility model is related to a kind of fuel oil steam injection boiler, and more particularly to a kind of skid uphole steam generator flue gas desulfurization takes off
Nitre device.
Background technology
Continuous lifting with country to atmospheric environment management, the revision again and again of boiler smoke discharge standard is tighter
Lattice.The fuel oil steam injection boiler used in being produced as oilfield exploitation, because its quantity is more, fume emission total amount is big, in flue gas
The discharge such as sulfur dioxide, nitrogen oxides and solid particulate matter excessive problem urgently need to solve.With current oil field gas injection pot
From the point of view of stove, by incomplete statistics, fuel oil steam injection boiler fume emission is：250 ~ 520mg/m3 of particle content;SO2 contains
Measure 920 ~ 2800 mg/m3；The mg/m3 of amount of NOx 340 ~ 670.In May, 2014, country promulgated《Boiler Air Pollutant Emission
Standard》Regulation：Smoke of oil-fuel boiler is discharged：Solid particulate matter content≤30mg/m3;The mg/m3 of SO2 contents≤300；
The mg/m3 of amount of NOx≤250.It can be seen that now exceeded serious with oil field fuel oil injection boiler fume emission.
It is portable boiler due to there is a considerable amount of injection boilers, pollutant contained by boiler smoke is more, and in flue gas
Containing certain oil, conventional bag-type dusting, electric precipitation and the larger water film type wet scrubber of volume can not be used.
The content of the invention
There is provided a kind of skid oil field gas injection pot aiming at the drawbacks described above that prior art is present for the purpose of this utility model
Kiln gas desulfuring and denitrifying apparatus.
Its technical scheme is：In skid（1）Upper installation blow-off pipe（2）, header tank（3）, aqueduct（4）, bottom smoke pipe
（5）, cigarette-water- to-water heat exchanger（6）, top smoke-intake pipe（7）, lye tank（10）, cyclone separator（11）, centrifugal blower（13）, chimney
（14）, electrical control cubicles（15）, composition, in cigarette-water- to-water heat exchanger（6）Top be provided with top smoke-intake pipe（7）, cigarette-water- to-water heat exchanger（6）
Bottom be provided with bottom smoke pipe（5）, and pass through aqueduct（4）Connect header tank（3）, in header tank（3）Bottom be provided with blowdown
Pipe（2）；The bottom smoke pipe（5）Connect lye tank（10）, lye tank（10）It is interior to be provided with alkali lye（8）, bottom is provided with taper collection ash
Bucket（9）；Cyclone separator（11）Side connection lye tank（10）, opposite side draws smoke pipe by bending（12）And centrifugal blower
（13）Connect chimney（14）.
Above-mentioned skid（1）It is provided with spray pump（17）, and pass through shower（18）It is connected to lye tank（10）Interior shower nozzle
（19）.
Above-mentioned cyclone separator（11）Bottom be provided with liquid back pipe（16）.
Above-mentioned cigarette-water- to-water heat exchanger（6）Including heat exchanger tube（22）, shell（23）, header box stay-warm case（24）, side heat-insulation layer
（25）, the shell（23）It is interior to be provided with multigroup heat exchanger tube（22）, and connected between heat exchanger tube by elbow, provided with curved on the outside of elbow
Head case stay-warm case（24）, shell（23）Outside be provided with side heat-insulation layer（25）, and water inlet（20）And delivery port（21）It is connected to
Shell（23）Interior heat exchanger tube（22）.
Above-mentioned shower nozzle（19）Spray umbrella shape alkali lye.
The beneficial effects of the utility model are：1st, cigarette/water- to-water heat exchanger effectively absorbs flue gas heat, reduces exhaust gas temperature, carries
The inlet water temperature of injection boiler is risen, so as to improve the overall thermal efficiency of boiler；2nd, in flue gas main harmful substance SO2, NOx and
Solid particulate matter is effectively removed, and has reached environment protection emission requirement；3rd, skid-mounted type structure, integration degree is high, small volume, just
In hoisting transportation, floor space is small when using.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model；
Accompanying drawing 2 is Fig. 1 A-A structural representations；
Accompanying drawing 3 is top view of the present utility model；
In upper figure：Skid（1）, blow-off pipe（2）, header tank（3）, aqueduct（4）, bottom smoke pipe（5）, cigarette-water- to-water heat exchanger
（6）, top smoke-intake pipe（7）, alkali lye（8）, taper flue-dust retainer（9）, lye tank（10）, cyclone separator（11）, bending draw smoke pipe
（12）, centrifugal blower（13）, chimney（14）, electrical control cubicles（15）, liquid back pipe（16）, spray pump（17）, shower（18）, shower nozzle
（19）, water inlet（20）, delivery port（21）, heat exchanger tube（22）, shell（23）, header box stay-warm case（24）, side heat-insulation layer（25）.
Embodiment
With reference to accompanying drawing 1-3, the utility model will be further described：
Its technical scheme is：In skid（1）Upper installation blow-off pipe（2）, header tank（3）, aqueduct（4）, bottom smoke pipe
（5）, cigarette-water- to-water heat exchanger（6）, top smoke-intake pipe（7）, lye tank（10）, cyclone separator（11）, centrifugal blower（13）, chimney
（14）, electrical control cubicles（15）, composition, in cigarette-water- to-water heat exchanger（6）Top be provided with top smoke-intake pipe（7）, cigarette-water- to-water heat exchanger（6）
Bottom be provided with bottom smoke pipe（5）, and pass through aqueduct（4）Connect header tank（3）, in header tank（3）Bottom be provided with blowdown
Pipe（2）；The bottom smoke pipe（5）Connect lye tank（10）, lye tank（10）It is interior to be provided with alkali lye（8）, bottom is provided with taper collection ash
Bucket（9）；Cyclone separator（11）Side connection lye tank（10）, opposite side draws smoke pipe by bending（12）And centrifugal blower
（13）Connect chimney（14）.
Wherein, skid（1）It is provided with spray pump（17）, and pass through shower（18）It is connected to lye tank（10）Interior shower nozzle
（19）.Above-mentioned cyclone separator（11）Bottom be provided with liquid back pipe（16）.
In addition, cigarette-water- to-water heat exchanger（6）Including heat exchanger tube（22）, shell（23）, header box stay-warm case（24）, side heat-insulation layer
（25）, the shell（23）It is interior to be provided with multigroup heat exchanger tube（22）, and connected between heat exchanger tube by elbow, provided with curved on the outside of elbow
Head case stay-warm case（24）, shell（23）Outside be provided with side heat-insulation layer（25）, and water inlet（20）And delivery port（21）It is connected to
Shell（23）Interior heat exchanger tube（22）；Above-mentioned shower nozzle（19）Spray umbrella shape alkali lye.
In use, all parts integrated installations of the present utility model are in skid（1）On, uphole steam generator burning and exhausting
Flue gas by top smoke-intake pipe（7）Into cigarette-water- to-water heat exchanger（6）.By injection boiler water process Lai cold water pass through water inlet
（20）Into cigarette-water- to-water heat exchanger（6）, cold water is through heat exchanger tube（22）After flue gas heat exchange, then by delivery port（21）Outflow, is delivered to
Boiler feed water mouthful, so as to improve the temperature of boiler water supply, is recycled residual heat from boiler fume, while reducing flue gas
Temperature, be conducive to the desulphurization denitration of flue gas.
In order to improve heat exchange efficiency, reduce heat and scatter and disappear, cigarette-water- to-water heat exchanger（6）In shell（23）Outside elbow is installed
Case stay-warm case（24）With side heat-insulation layer（25）.
In heat exchanger tube in flue gas and cold water heat transfer process（22）The condensed water that outer wall is produced is along aqueduct（4）Inflow is catchmented
Case（3）, then by blow-off pipe（2）Discharge.
Flue gas after heat exchange is by bottom smoke pipe（5）Into lye tank（10）, the alkali lye with its underpart（8）Carry out for the first time
Water bath dust-removing and desulfurization and denitrification reaction, the flue gas emerged from alkali lye surface, into lye tank（10）Top.By spray pump
（17）Extract lye tank（10）In alkali lye, by shower（18）From shower nozzle（19）It is middle to be sprayed into umbrella, to the flue gas flowed through
Sprayed, carry out secondary spraying and dedusting and desulfurization and denitrification reaction.
Once, final dusting and desulfurization and denitrification reaction are in lye tank（10）Middle to carry out, the reactant salt branch of generation is molten
Solution is in alkali lye（8）In.The solid particulate matter of removing, falls into taper flue-dust retainer（9）In, periodically by blow-off pipe（2）Discharge.
Remove the flue gas after solid particulate matter and desulphurization denitration and enter cyclone separator（11）, to remove flue gas in alkali lye
Case（10）Entrained moisture.Clean flue gas draws smoke pipe by bending after dehydration（12）Into centrifugal blower（13）, Ran Houjin
Enter chimney（14）Discharge.
Cyclone separator（11）The moisture of abjection, by liquid back pipe（16）It flow back into lye tank（10）In, realize alkali lye
Recycling.
Electrical control, main circuit are powered, instrument is shown by electrical control cubicles（15）Realize.
The above, is only preferred embodiment of the present utility model, and any those of ordinary skill in the art may profit
The utility model is changed or is revised as equivalent technical scheme with the technical scheme of above-mentioned elaboration.Therefore, foundation
Any simple modification or substitute equivalents that the technical solution of the utility model is carried out, belong to the greatest extent what the utility model was claimed
Scope.
Claims (5)
1. a kind of skid uphole steam generator flue gas desulfurization and denitrification device, it is characterized in that：In skid（1）Upper installation blow-off pipe（2）、
Header tank（3）, aqueduct（4）, bottom smoke pipe（5）, cigarette-water- to-water heat exchanger（6）, top smoke-intake pipe（7）, lye tank（10）, whirlwind
Separator（11）, centrifugal blower（13）, chimney（14）, electrical control cubicles（15）, composition, in cigarette-water- to-water heat exchanger（6）Top be provided with
Top smoke-intake pipe（7）, cigarette-water- to-water heat exchanger（6）Bottom be provided with bottom smoke pipe（5）, and pass through aqueduct（4）Connect header tank
（3）, in header tank（3）Bottom be provided with blow-off pipe（2）；The bottom smoke pipe（5）Connect lye tank（10）, lye tank（10）It is interior
Provided with alkali lye（8）, bottom is provided with taper flue-dust retainer（9）；Cyclone separator（11）Side connection lye tank（10）, opposite side lead to
Cross bending and draw smoke pipe（12）And centrifugal blower（13）Connect chimney（14）.
2. skid uphole steam generator flue gas desulfurization and denitrification device according to claim 1, it is characterized in that：The skid
（1）It is provided with spray pump（17）, and pass through shower（18）It is connected to lye tank（10）Interior shower nozzle（19）.
3. skid uphole steam generator flue gas desulfurization and denitrification device according to claim 1, it is characterized in that：The whirlwind point
From device（11）Bottom be provided with liquid back pipe（16）.
4. skid uphole steam generator flue gas desulfurization and denitrification device according to claim 1, it is characterized in that：Cigarette-the water
Heat exchanger（6）Including heat exchanger tube（22）, shell（23）, header box stay-warm case（24）, side heat-insulation layer（25）, the shell（23）It is interior
Provided with multigroup heat exchanger tube（22）, and connected between heat exchanger tube by elbow, header box stay-warm case is provided with the outside of elbow（24）, shell
（23）Outside be provided with side heat-insulation layer（25）, and water inlet（20）And delivery port（21）It is connected to shell（23）Interior heat exchanger tube
（22）.
5. skid uphole steam generator flue gas desulfurization and denitrification device according to claim 2, it is characterized in that：The shower nozzle
（19）Spray umbrella shape alkali lye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621329177.7U CN206334525U (en) | 2016-12-02 | 2016-12-02 | Skid uphole steam generator flue gas desulfurization and denitrification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621329177.7U CN206334525U (en) | 2016-12-02 | 2016-12-02 | Skid uphole steam generator flue gas desulfurization and denitrification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206334525U true CN206334525U (en) | 2017-07-18 |
Family
ID=59308761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621329177.7U Active CN206334525U (en) | 2016-12-02 | 2016-12-02 | Skid uphole steam generator flue gas desulfurization and denitrification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206334525U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108126454A (en) * | 2017-12-18 | 2018-06-08 | 重庆中色新材料有限公司 | A kind of rare earth permanent-magnetic material processing air outlet |
| CN108579355A (en) * | 2018-05-28 | 2018-09-28 | 内蒙古师范大学 | A kind of negative pressure recycling exhaust system |
-
2016
- 2016-12-02 CN CN201621329177.7U patent/CN206334525U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108126454A (en) * | 2017-12-18 | 2018-06-08 | 重庆中色新材料有限公司 | A kind of rare earth permanent-magnetic material processing air outlet |
| CN108579355A (en) * | 2018-05-28 | 2018-09-28 | 内蒙古师范大学 | A kind of negative pressure recycling exhaust system |
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