CN109210556A - A kind of residual neat recovering system - Google Patents
A kind of residual neat recovering system Download PDFInfo
- Publication number
- CN109210556A CN109210556A CN201710530033.0A CN201710530033A CN109210556A CN 109210556 A CN109210556 A CN 109210556A CN 201710530033 A CN201710530033 A CN 201710530033A CN 109210556 A CN109210556 A CN 109210556A
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- China
- Prior art keywords
- flashboard
- branch
- sensor
- recovering system
- unit
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- 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
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Abstract
A kind of residual neat recovering system, including desulfurizing tower, pipe-line cell, power unit and control unit are disclosed herein；Wherein, the beginning of the pipe-line cell connects the smoke outlet of the desulfurizing tower, and end connects battery limits to be heated；The power unit is arranged in the pipe-line cell, and the power unit is used for the control signalizing activity according to described control unit, to guide the flue gas at the smoke outlet to be delivered to target position；The application can be applied to heat recovery field, can effectively overcome defect in the prior art using the application, can effectively utilize the smoke backflow of desulfurizing tower, can be effectively reduced production cost.
Description
Technical field
This application involves but be not limited to heat recovery field, especially a kind of residual neat recovering system.
Background technique
Currently, proposing in " 13 " energy-saving and emission-reduction synthetic operation scheme, to reinforce industrial energy saving, arrive the year two thousand twenty, industry
It efficiency of energy utilization and cleans level and significantly improves, the reduction in than 2015 of state-owned and large non-state industrial enterprises' unit value added energy consumption
18% or more.Wherein, in plasterboard industrial processes, the hot fume that former hot shop generates after desulfurizing tower desulfurization process,
Temperature causes the waste of thermal energy in 50-70 DEG C of flue gas direct emission.
Therefore, for active response national energy conservation and emission reduction policy, how desulfurizing tower outlet hot fume to be recycled and is used in life
It produces, it is urgent problem that reaching, which reduces production cost purpose,.
Summary of the invention
The technical issues of the application solves is to provide a kind of residual neat recovering system, can effectively overcome in the prior art lack
It falls into, effectively the smoke backflow of desulfurizing tower can be utilized, can be effectively reduced production cost.
In order to solve the above technical problems, this application provides a kind of residual neat recovering system, including desulfurizing tower, it further include pipeline
Unit, power unit and control unit；Wherein,
The beginning of the pipe-line cell connects the smoke outlet of the desulfurizing tower, and end connects battery limits to be heated；
The power unit is arranged in the pipe-line cell, and the power unit is used for the control according to described control unit
Signalizing activity processed, to guide the flue gas at the smoke outlet to be delivered to target position.
Above-mentioned residual neat recovering system can also have a characteristic that
It further include detection unit；
The detection unit is used to detect the oxygen content in the pipe-line cell, and detects the battery limits to be heated
Oxygen content, and will test signal and be conveyed to described control unit；
Described control unit is used to export corresponding control signal according to the detection signal.
Above-mentioned residual neat recovering system can also have a characteristic that
It further include flashboard unit；
The flashboard unit is arranged in the pipe-line cell, and described control unit is also used to control the flashboard unit
Flashboard aperture.
Above-mentioned residual neat recovering system can also have a characteristic that
The battery limits to be heated include fluidized bed furnace and discharge tank, and the pipe-line cell includes the first branch, second branch
With third branch；
The beginning of the first branch connects the smoke outlet of the desulfurizing tower, the end connection of the first branch described the
The beginning of two branches, third branch, the end of the second branch connect the air blower of the fluidized bed furnace, the third branch
End connects the discharge tank.
Above-mentioned residual neat recovering system can also have a characteristic that
The detection unit includes first sensor and second sensor, and the first sensor is arranged in the fluidized bed furnace
Bellows in, the second sensor is arranged in the second branch.
Above-mentioned residual neat recovering system can also have a characteristic that
The flashboard unit includes the first flashboard and the second flashboard, and the first flashboard setting is on the first leg, described
Second flashboard is arranged in the second branch.
Above-mentioned residual neat recovering system can also have a characteristic that
The power unit is set as air-introduced machine, the driving electricity that described control unit passes through control circuit and the air-introduced machine
Machine connection.
Above-mentioned residual neat recovering system can also have a characteristic that
First flashboard, the second flashboard are disposed as electric brake plate valve, and described control unit is distinguished by control circuit
Connect the electric brake plate valve.
Above-mentioned residual neat recovering system can also have a characteristic that
Side of the power unit far from smoke outlet is arranged in first flashboard, and second flashboard is arranged described
Side of the second sensor far from bellows.
Above-mentioned residual neat recovering system can also have a characteristic that
The first sensor, second sensor are disposed as determination of oxygen content sensor, and described control unit passes through control
Circuit processed is separately connected the determination of oxygen content sensor.
The application above-mentioned technical proposal has the following beneficial effects:
Compared with the prior art, the application can be capable of providing by the setting of above-mentioned pipe-line cell to the flue gas of desulfurizing tower
Fixed conveyance conduit is discharged, to realize effective conveying of flue gas；It can be can effectively ensure that by the setting of above-mentioned power unit
The transfer efficiency of flue gas at the smoke outlet of desulfurizing tower can drive flue gas to be endlessly delivered to from the smoke outlet of desulfurizing tower
Battery limits to be heated；Effective control of power unit can be can be realized, according to practical feelings by the setting of above-mentioned control unit
Condition carries out corresponding power adjustment, to realize different transfer efficiencies.
Further, the application can also be guided the discharged gas fume of desulfurizing tower by the setting of the above-mentioned first branch
At to the connection prong of second branch and third branch；Can be by the setting of above-mentioned second branch, it can will be in the first branch
Flue gas is delivered at the air blower of fluidized bed furnace, after backflow flue gas and cold air mixing, can be improved blast temperature, and can satisfy
Oxygen needed for boiling furnace combustion and air quantity；Can be by the setting of above-mentioned third branch, it can be defeated by the flue gas in the first branch
It send to discharge tank, backflow flue gas replaces fresh cold air cooling to the material in calciner discharge tank, can be effectively reduced
Heat loss, and then save coal consumption；Above-mentioned multiple branches are preferably provided with, and can utilize the smoke backflow of desulfurizing tower outlet, from
And realize Waste Heat Reuse, energy saving advantageous effects.
Further, the application can also be by control unit according to first sensor, the testing result of second sensor, control
Make the first flashboard, the second flashboard executes the operation of corresponding aperture, enable to the oxygen content in bellows to maintain normal level
It is interior, can effectively avoid because the oxygen content in bellows it is excessively high or too low caused by combustion instability, or burning it is insufficient
Defect, actual efficiency of combustion can be effectively improved.
Other features and advantage will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood by implementing the embodiment of the present invention.The purpose of the application and other advantages can be by illustrating
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
Detailed description of the invention
Attached drawing is used to provide to further understand technical scheme, and constitutes part of specification, with this
The embodiment of application is used to explain the technical solution of the application together, does not constitute the limitation to technical scheme.
Fig. 1 is the structural schematic diagram of the embodiment of the present invention one；
It illustrates:
1- desulfurizing tower, 2- fluidized bed furnace, 3- bellows, 4- air blower, 5- discharge tank, 6- power unit, 7- second sensor, 8-
First sensor, the 9- first branch, 10- third branch, 11- second branch, the first flashboard of 12-, the second flashboard of 13-.
Specific embodiment
Embodiments herein is described in detail below in conjunction with attached drawing.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can mutual any combination.
Embodiment one:
As shown in connection with fig. 1, the embodiment of the present invention one provides a kind of residual neat recovering system, including desulfurizing tower 1, further includes pipe
Road unit, power unit 6 and control unit；Wherein, the smoke outlet of the beginning connection desulfurizing tower 1 of pipe-line cell, end connection
Battery limits to be heated；Power unit 6 is arranged in pipe-line cell, and power unit 6 is used for dynamic according to the control signal of control unit
Make, to guide the flue gas at smoke outlet to be delivered to target position.
In concrete operations, it can be capable of providing by the setting of above-mentioned pipe-line cell to the flue gas emission fixation of desulfurizing tower 1
Conveyance conduit, to realize effective conveying of flue gas；It can effectively ensure that desulfurizing tower 1 by the setting of above-mentioned power unit 6
The transfer efficiency of flue gas at smoke outlet can drive flue gas to be endlessly delivered to from the smoke outlet of desulfurizing tower 1 to be heated
Battery limits；Effective control of power unit 6 can be can be realized by the setting of above-mentioned control unit, with according to the actual situation, into
The corresponding power adjustment of row, to realize different transfer efficiencies.
Preferably, in the present embodiment, residual neat recovering system further includes detection unit；Detection unit is for detecting the pipeline
The oxygen content of oxygen content and the battery limits to be heated in unit, and will test signal and be conveyed to control unit；Control is single
Member is for according to the corresponding control signal of detection signal output.
In the present embodiment, above-mentioned battery limits to be heated include fluidized bed furnace 2 and discharge tank 5, and pipe-line cell includes the first branch
9, second branch 11 and third branch 10；The smoke outlet of the beginning connection desulfurizing tower 1 of the first branch 9, the end of the first branch 9 connects
Connect the beginning of second branch 11, third branch 10, the air blower 4 of the end connection fluidized bed furnace 2 of second branch 11, third branch 10
End connect discharge tank 5.
In concrete operations, the setting of the above-mentioned first branch 9 can guide the discharged gas fume of desulfurizing tower 1 to second branch
11 and third branch 10 connection prong at, i.e., diagram in T word connect nozzle position；The setting of above-mentioned second branch 11, energy
It is enough that flue gas in the first branch 9 is delivered at the air blower 4 of fluidized bed furnace 2, after backflow flue gas and cold air mixing, it can be improved
Blast temperature, and can satisfy fluidized bed furnace 2 and burn required oxygen and air quantity；The setting of above-mentioned third branch 10, can be by
Flue gas in one branch 9 is delivered at discharge tank 5, and backflow flue gas replaces fresh cold air to the object in calciner discharge tank 5
Material cooling can be effectively reduced heat loss, and then save coal consumption；Above-mentioned multiple branches are preferably provided with, can will be outside desulfurizing tower 1
The smoke backflow of row utilizes, thus realize Waste Heat Reuse, energy saving advantageous effects.
Preferably, in the present embodiment, above-mentioned residual neat recovering system further includes flashboard unit, and flashboard unit is arranged in pipeline list
In member, control unit is also used to control the flashboard aperture of flashboard unit.
In concrete operations, above-mentioned flashboard unit includes the first flashboard 12 and the second flashboard 13, and the setting of the first flashboard 12 is the
On one branch 9, the second flashboard 13 is arranged in second branch 11；Above-mentioned first flashboard 12, the second flashboard 13 are disposed as electronic
Slide valve, control unit are separately connected electric brake plate valve by control circuit；Above-mentioned control circuit can be by controlling the first flashboard
12 opening size, and then control the total amount of the conveying gas of the first branch 9；Correspondingly, above-mentioned control circuit can also pass through control
The opening size of the second flashboard 13 is made, and then controls the total amount of the conveying gas of second branch 11, that is, is delivered at air blower 4
Amount of flue gas emission.
In order to realize effective control of the conveying gas in the first branch 9 and second branch 11, in the present embodiment, on
It states the first flashboard 12 and side of the power unit 6 far from smoke outlet is set, the second flashboard 13 is arranged in second sensor 7 far from wind
The side of case 3.
Preferably, in the present embodiment, above-mentioned detection unit includes first sensor 8 and second sensor 7, first sensor
8 are arranged in the bellows 3 of fluidized bed furnace 2, and second sensor 7 is arranged in second branch 11.In concrete operations, above-mentioned first sensing
Device 8, second sensor 7 are disposed as determination of oxygen content sensor, and control unit is separately connected oxygen content by control circuit and surveys
Determine sensor.
When the oxygen content in the bellows 3 that first sensor 8 detects fluidized bed furnace 2, second sensor 7 detect second
When oxygen content in road 11 is all larger than preset value, show that the oxygen proportion in bellows 3 at this time is excessively high, control circuit produces phase
The control signal answered, to control the aperture for reducing the second flashboard 13, so that more flue gas enters third branch 10；Alternatively, control
Circuit processed also can control the aperture for reducing the first flashboard 12, i.e., reduces from the total amount of source control flue gas, so that into bellows 3
Flue gas it is less, advantageously reduce the oxygen content in bellows 3, maintain it in normal level.
When the oxygen content in the bellows 3 that first sensor 8 detects fluidized bed furnace 2, second sensor 7 detect second
When oxygen content in road 11 is respectively less than preset value, show that the oxygen proportion in bellows 3 at this time is too low；Control method and aforementioned side
Method is similar, it is intended to the aperture for reducing the second flashboard 13 is controlled by control circuit, so that more flue gas enters third branch 10；
Alternatively, control circuit also can control the aperture for reducing the first flashboard 12, i.e., reduced from the total amount of source control flue gas, so that into
Flue gas in bellows 3 is less, advantageously reduces the oxygen content in bellows 3, maintains it in normal level.
When the oxygen content in the bellows 3 that first sensor 8 detects fluidized bed furnace 2 is greater than preset value, and second sensor 7
When detecting that the oxygen content in second branch 11 is less than preset value, show that the oxygen proportion in bellows 3 at this time is higher, second
Oxygen proportion in road 11 is lower；Control circuit produces corresponding control signal, to control the aperture for increasing the second flashboard 13,
So that more flue gas enters second branch 11, and enter in bellows 3, so that the gas mixing of two kinds of different oxygen contents is equal
It is even, so that the oxygen content in bellows 3 maintains in normal level.
When the oxygen content in the bellows 3 that first sensor 8 detects fluidized bed furnace 2 is less than preset value, and second sensor 7
When detecting that the oxygen content in second branch 11 is greater than preset value, show that the oxygen proportion in bellows 3 at this time is lower, second
Oxygen proportion in road 11 is higher；Control method is similar with preceding method, it is intended to be controlled by control circuit and increase the second flashboard
13 aperture so that more flue gas enters second branch 11, and enters in bellows 3, so that the gas of two kinds of different oxygen contents
Body is uniformly mixed, so that the oxygen content in bellows 3 maintains in normal level.
In concrete operations, the PLC programmable logic controller (PLC) that above-mentioned control unit can be common using this field, by setting
Different threshold values is set, to realize corresponding convenient control operation.
Preferably, in the present embodiment, above-mentioned power unit 6 is set as air-introduced machine, and control unit passes through control circuit and draws
The driving motor of blower connects.
In concrete operations, above-mentioned driving motor can cooperate aforementioned first sensor 8 and second sensor 7 to apply, i.e., when need
When controlling the aperture that the second flashboard 13 is decreased or increased, can also simultaneous selection control turn down or be turned up the revolving speed of driving motor,
With within the shortest time, so that the oxygen content in bellows 3 maintains in normal level.
One record is it is found that the application can be capable of providing by the setting of above-mentioned pipe-line cell to desulfurization in conjunction with the embodiments
The fixed conveyance conduit of the flue gas emission of tower, to realize effective conveying of flue gas；Can be by the setting of above-mentioned power unit, it can
The transfer efficiency of the flue gas at the smoke outlet of desulfurizing tower is effectively ensured, can drive flue gas endlessly from the smoke evacuation of desulfurizing tower
Mouth is delivered to battery limits to be heated；Effective control of power unit can be can be realized, by the setting of above-mentioned control unit with root
According to actual conditions, corresponding power adjustment is carried out, to realize different transfer efficiencies.
Further, the application can also be guided the discharged gas fume of desulfurizing tower by the setting of the above-mentioned first branch
At to the connection prong of second branch and third branch；Can be by the setting of above-mentioned second branch, it can will be in the first branch
Flue gas is delivered at the air blower of fluidized bed furnace, after backflow flue gas and cold air mixing, can be improved blast temperature, and can satisfy
Oxygen needed for boiling furnace combustion and air quantity；Can be by the setting of above-mentioned third branch, it can be defeated by the flue gas in the first branch
It send to discharge tank, backflow flue gas replaces fresh cold air cooling to the material in calciner discharge tank, can be effectively reduced
Heat loss, and then save coal consumption；Above-mentioned multiple branches are preferably provided with, and can utilize the smoke backflow of desulfurizing tower outlet, from
And realize Waste Heat Reuse, energy saving advantageous effects.
Further, the application can also be by control unit according to first sensor, the testing result of second sensor, control
Make the first flashboard, the second flashboard executes the operation of corresponding aperture, enable to the oxygen content in bellows to maintain normal level
It is interior, can effectively avoid because the oxygen content in bellows it is excessively high or too low caused by combustion instability, or burning it is insufficient
Defect, actual efficiency of combustion can be effectively improved.
In the description of the present application, term " installation ", " connected ", " connection ", " fixation " etc. be shall be understood in a broad sense, example
Such as, " connection " may be fixed connection or may be dismantle connection, or integral connection；It can be directly connected, it can also be with
Indirectly connected through an intermediary.For the ordinary skill in the art, above-mentioned art can be understood as the case may be
The concrete meaning of language in this application.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the application
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
Although those skilled in the art should be understood that embodiment disclosed by the embodiment of the present invention is as above, described
The content only embodiment of the present invention and the embodiment that uses for ease of understanding, be not intended to limit the invention embodiment.It is any
Technical staff in fields of the embodiment of the present invention, in the premise for not departing from spirit and scope disclosed by the embodiment of the present invention
Under, any modification and variation, but the scope of patent protection of the embodiment of the present invention can be carried out in the form and details of implementation,
Still it should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
1. a kind of residual neat recovering system, including desulfurizing tower, which is characterized in that further include pipe-line cell, power unit and control
Unit；Wherein,
The beginning of the pipe-line cell connects the smoke outlet of the desulfurizing tower, and end connects battery limits to be heated；
The power unit is arranged in the pipe-line cell, and the power unit is used to be believed according to the control of described control unit
Number movement, to guide the flue gas at the smoke outlet to be delivered to target position.
2. residual neat recovering system according to claim 1, which is characterized in that further include detection unit；
The detection unit is used to detect the oxygen content in the pipe-line cell, and detects the oxygen-containing of the battery limits to be heated
Amount, and will test signal and be conveyed to described control unit；
Described control unit is used to export corresponding control signal according to the detection signal.
3. residual neat recovering system according to claim 2, which is characterized in that further include flashboard unit；
The flashboard unit is arranged in the pipe-line cell, and described control unit is also used to control the flashboard of the flashboard unit
Aperture.
4. residual neat recovering system according to claim 3, which is characterized in that
The battery limits to be heated include fluidized bed furnace and discharge tank, and the pipe-line cell includes the first branch, second branch and
Three branches；
The beginning of the first branch connects the smoke outlet of the desulfurizing tower, described second of the end connection of the first branch
Road, third branch beginning, the end of the second branch connects the air blower of the fluidized bed furnace, the end of the third branch
Connect the discharge tank.
5. residual neat recovering system according to claim 4, which is characterized in that
The detection unit includes first sensor and second sensor, and the wind of the fluidized bed furnace is arranged in the first sensor
In case, the second sensor is arranged in the second branch.
6. residual neat recovering system according to claim 5, which is characterized in that
The flashboard unit includes the first flashboard and the second flashboard, and first flashboard is arranged on the first leg, and described second
Flashboard is arranged in the second branch.
7. any residual neat recovering system in -6 according to claim 1, which is characterized in that
The power unit is set as air-introduced machine, and described control unit is connected by the driving motor of control circuit and the air-introduced machine
It connects.
8. residual neat recovering system according to claim 6, which is characterized in that
First flashboard, the second flashboard are disposed as electric brake plate valve, and described control unit is separately connected by control circuit
The electric brake plate valve.
9. residual neat recovering system according to claim 6, which is characterized in that
Side of the power unit far from smoke outlet is arranged in first flashboard, and second flashboard is arranged described second
Side of the sensor far from bellows.
10. residual neat recovering system according to claim 5, which is characterized in that
The first sensor, second sensor are disposed as determination of oxygen content sensor, and described control unit passes through control electricity
Road is separately connected the determination of oxygen content sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710530033.0A CN109210556A (en) | 2017-06-30 | 2017-06-30 | A kind of residual neat recovering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710530033.0A CN109210556A (en) | 2017-06-30 | 2017-06-30 | A kind of residual neat recovering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109210556A true CN109210556A (en) | 2019-01-15 |
Family
ID=64992234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710530033.0A Pending CN109210556A (en) | 2017-06-30 | 2017-06-30 | A kind of residual neat recovering system |
Country Status (1)
| Country | Link |
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| CN (1) | CN109210556A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203874324U (en) * | 2014-04-16 | 2014-10-15 | 西安西热锅炉环保工程有限公司 | System for extracting low-temperature boiler smoke and making raw coal in spherical coal bunker inert to prevent raw coal from oxidative spontaneous combustion |
| KR20150123492A (en) * | 2014-04-25 | 2015-11-04 | 한국타이어 주식회사 | Heating system using waste gas of tire vulcanizer |
-
2017
- 2017-06-30 CN CN201710530033.0A patent/CN109210556A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203874324U (en) * | 2014-04-16 | 2014-10-15 | 西安西热锅炉环保工程有限公司 | System for extracting low-temperature boiler smoke and making raw coal in spherical coal bunker inert to prevent raw coal from oxidative spontaneous combustion |
| KR20150123492A (en) * | 2014-04-25 | 2015-11-04 | 한국타이어 주식회사 | Heating system using waste gas of tire vulcanizer |
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