CN208678791U - The equipment that a kind of pair of flue gas carries out depickling - Google Patents
The equipment that a kind of pair of flue gas carries out depickling Download PDFInfo
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- CN208678791U CN208678791U CN201820893010.6U CN201820893010U CN208678791U CN 208678791 U CN208678791 U CN 208678791U CN 201820893010 U CN201820893010 U CN 201820893010U CN 208678791 U CN208678791 U CN 208678791U
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- atomizer
- flue gas
- depickling
- reaction tower
- line cleaning
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Abstract
The utility model provides the equipment that a kind of pair of flue gas carries out depickling, which is characterized in that equipment includes: depickling reaction tower, and flue gas carries out depickling reaction in depickling reaction tower；Atomizer, atomizer spray into depickling reaction tower after deacidification agent is atomized into droplet；Spraying cooling device, spraying cooling device make flue gas cool-down by spraying desuperheating water into depickling reaction tower；On-line cleaning device, on-line cleaning device carry out on-line cleaning to atomizer.The equipment for carrying out depickling to flue gas of the utility model increases spray Desuperheating device and function of on-line cleaning, that realizes flue-gas temperature accurately regulates and controls and avoids atomizer blocking fouling, atomizer vibration abrasion is reduced, atomizer service life is extended, improves semidry method deacidification efficiency.
Description
Technical field
Flue gas the utility model relates to the equipment that a kind of pair of flue gas carries out depickling, in especially a kind of semidry method extracting tower
The equipment for carrying out depickling, cooling.
Background technique
Semidry method deacidification technique is one of current most mature, most widely used deacidification technique.Absorbent is revolved by high speed
The droplet that the atomizer turned is dispersed into 30 μm -40 μm of droplet mean diameter sprays into reaction tower, increases contact of the absorbent with flue gas
Area improves deacidification efficiency.Absorbent mostly uses the lime slurry of 8%-12%, flows through high-speed rotating atomizer and easily blocks
Fouling destroys dynamic balancing, causes to vibrate.Meanwhile reaction tower inlet flue gas temperature is 200 DEG C -230 DEG C, temperature is excessively high, depickling reaction effect
Rate decline, temperature is too low, and Yi Yinqi reaction tower outlet smoke temperature is relatively low, causes moisture condensation paste bag.
In existing semidry method deacidification technique, flue-gas temperature is regulated and controled by the moisture in lime slurry, but does not fill
Situations such as dividing consideration atomizer failure.Prevent atomizer blocking fouling without automatic cleaning function simultaneously.Existing semidry method
In deacidifying process, lime slurry flow by gravity is entered in atomizer to reduce atomization mill damage using high-order slurry tank, but scouring force
Deficiency easily causes the blocking fouling of atomizer, destroys dynamic balancing, causes to vibrate.By the moisture regulation smoke temperature in lime slurry,
But when smoke temperature is excessively high or atomizer failure, it cannot achieve accurate control.
It is, therefore, desirable to provide a kind of equipment, at least partly to solve the above problems.
Utility model content
In view of the deficiencies of the prior art, the utility model provides the equipment that a kind of pair of flue gas carries out depickling, which is characterized in that
The equipment includes:
Depickling reaction tower, the flue gas carry out depickling reaction in the depickling reaction tower；
Deacidification agent is atomized into after droplet and sprays into the depickling reaction tower by atomizer, the atomizer；
Spraying cooling device, the spraying cooling device make the flue gas by spraying desuperheating water into the depickling reaction tower
Cooling；
On-line cleaning device, the on-line cleaning device carry out on-line cleaning to the atomizer.
In one example, the atomizer includes atomizing disk.
In one example, further include oscillation pickup for detecting the vibration velocity of the atomizing disk, the oscillation pickup with it is described
On-line cleaning device interlocking, the vibration velocity of the atomizing disk that the on-line cleaning device is detected according to the oscillation pickup are adjusted to institute
State the cleaning dynamics of atomizing disk.
In one example, the spraying cooling device according to the flue-gas temperature of the inlet and outlet of the depickling reaction tower come
Adjust the straying quatity of the desuperheating water.
It in one example, further include the high position for being arranged in above the atomizer and being loaded with inside it deacidification agent
Tank is starched, the deacidification agent flows out from the high-order slurry tank and the self gravity of the deacidification agent is relied on to flow into the atomizer.
It in one example, further include flue gas emission detector, the flue gas emission detector is reacted from the depickling
The concentration of the sour gas in flue gas given off in tower is detected, and be will test value Real-time Feedback and starched tank to the high position,
The high-order slurry tank regulates and controls the discharge of the deacidification agent according to the detected value.
It in one example, further include desalination chilled(cooling) water return (CWR), the desalination chilled(cooling) water return (CWR) is using the cooling institute of demineralized water
The internal wiring for stating atomizer, outside the atomizer, the demineralized water exchanges heat with the desuperheating water.
In one example, the deacidification agent includes lime slurry.
In one example, the concentration of the lime in the lime slurry is 8%-12%.
In one example, the depickling reaction tower includes semidry method extracting tower.
The utility model provides the equipment that a kind of pair of flue gas carries out depickling, increases spray Desuperheating device and on-line cleaning function
Can, that realizes flue-gas temperature accurately regulates and controls and avoids atomizer blocking fouling, reduces atomizer vibration abrasion, extending atomizer makes
With the service life, semidry method deacidification efficiency is improved.
Detailed description of the invention
The following drawings of the utility model is used to understand the utility model in this as a part of the utility model.Attached drawing
In show the embodiments of the present invention and its description, for explaining the principles of the present invention.
In attached drawing:
Fig. 1 is the workflow schematic diagram of the equipment of one embodiment of the utility model.
Specific embodiment
In the following description, a large amount of concrete details are given more thoroughly to manage in order to provide to the utility model
Solution.It is, however, obvious to a person skilled in the art that the utility model may not need it is one or more of these thin
It saves and is carried out.In other examples, in order to avoid obscuring with the utility model, for more well known in the art
Technical characteristic is not described.
In order to thoroughly understand the utility model, detailed method and step and/or structure will be proposed in following description.It is aobvious
So, the execution of the utility model is not limited to specific details appreciated by those skilled in the art.The utility model compared with
Good embodiment is described in detail as follows, however other than these detailed descriptions, the utility model can also have other embodiments.
It should be understood that the utility model can be implemented in different forms, and should not be construed as being limited to mention here
Embodiment out.Disclosure will be made thoroughly and complete and the scope of the utility model is complete on the contrary, providing these embodiments
Ground passes to those skilled in the art.In the accompanying drawings, for clarity, the size and relative size in the area Ceng He may be exaggerated.
Same reference numerals indicate identical element from beginning to end.
It should be understood that when the term " comprising " and/or " including " is used in this specification, indicating described in presence
Feature, entirety, step, operation, element and/or component, but do not preclude the presence or addition of other one or more features, entirety,
Step, operation, element, component and/or their combination." one " of singular, "one" and " described/should " be also intended to
Plural form, unless the context clearly indicates other mode.
In existing semidry method deacidification technique, flue-gas temperature is regulated and controled by the moisture in lime slurry, but does not fill
Situations such as dividing consideration atomizer failure.Prevent atomizer blocking fouling without automatic cleaning function simultaneously.Existing semidry method
In deacidifying process, lime slurry flow by gravity is entered in atomizer to reduce atomization mill damage using high-order slurry tank, but scouring force
Deficiency easily causes the blocking fouling of atomizer, destroys dynamic balancing, causes to vibrate.By the moisture regulation smoke temperature in lime slurry,
But when smoke temperature is excessively high or atomizer failure, it cannot achieve accurate control.
The utility model provides the equipment that a kind of pair of flue gas carries out depickling, increases spray Desuperheating device and on-line cleaning function
Can, that realizes flue-gas temperature accurately regulates and controls and avoids atomizer blocking fouling, reduces atomizer vibration abrasion, extending atomizer makes
With the service life, semidry method deacidification efficiency is improved.
As shown in Figure 1, the utility model to flue gas carry out depickling equipment 100 include depickling reaction tower a, atomizer 1,
Spraying cooling device 2 and on-line cleaning device 3.
Wherein, depickling reaction occurs in depickling reaction tower a for flue gas.In one example, depickling reaction tower a is semidry method
Extracting tower.Depickling reaction tower a has gas inlet and outlet.
Atomizer 1 sprays into depickling reaction tower a after deacidification agent is atomized into droplet, increases the contact surface of deacidification agent and flue gas
Product improves deacidification efficiency.In one example, atomizer 1 includes atomizing disk.In one example, deacidification agent includes lime white
The concentration of liquid, the lime in lime slurry is mostly 8%-12%.Concentration flows through high-speed rotating for the lime slurry of 8%-12%
Atomizer easily blocks fouling, destroys dynamic balancing, causes to vibrate
Spraying cooling device 2 makes flue gas cool-down, certain those skilled in the art by spraying desuperheating water into depickling reaction tower a
Member is knowable, and desuperheating water does not simultaneously have special limiting meaning, and the water for cooling can be common industrial water.Spray drop
Warm device 2 adjusts the straying quatity of desuperheating water according to the flue-gas temperature of the inlet and outlet of depickling reaction tower a.The utility model leads to
Cross setting spraying cooling device 2 come into depickling reaction tower a spray desuperheating water come make flue gas cool-down mode and it is existing be only
It compares in such a way that the moisture in lime slurry regulates and controls flue-gas temperature, more flue-gas temperature can effectively be controlled
System nor affects on the regulation to flue-gas temperature, thus overcomes existing semidry method in the case where atomizer breaks down
In the case that atomizer 1 in deacidification technique breaks down, flue-gas temperature not can be carried out this drawback of Effective Regulation.
On-line cleaning device 3 carries out on-line cleaning to atomizer 1.In one example, on-line cleaning device 3 is by atomizer
1 water spray to carry out on-line cleaning to atomizer 1.
The equipment 100 of the utility model further includes that a high position starches tank 4 and oscillation pickup 5,
The high position slurry setting of tank 4 is loaded with lime slurry above atomizer 1 and inside it, lime slurry starches tank 4 from a high position
It flows out and the self gravity of deacidification agent is relied on to flow into atomizer 1.
Oscillation pickup 5 and on-line cleaning device 3 interlock, the vibration velocity of the atomizing disk that on-line cleaning device 3 is detected according to oscillation pickup 5 come
Adjust the cleaning dynamics to atomizer 1.Specifically, on-line cleaning device 3 and oscillation pickup 5 interlock, using " based on the time, vibration velocity is excellent
First, the control model of manual auxiliary ".In this way, reducing atomizer vibration abrasion, atomizer service life is extended.It is online clear
Wash water uses industrial water.Spraying cooling device 2 sprays flue gas as desuperheating water using industrial water.
Equipment 100 further includes desalination chilled(cooling) water return (CWR) 6, and desalination chilled(cooling) water return (CWR) 6 is interior using the cooling atomizer 1 of demineralized water
Portion's route, outside atomizer 1, demineralized water exchanges heat with desuperheating water.
Equipment 100 further includes flue gas emission detector (not shown), and flue gas emission detector is to from semidry method depickling
The concentration of the sour gas in flue gas given off in reaction tower a is detected, and be will test value Real-time Feedback and starched tank to a high position
4, high position slurry tank 4 regulates and controls the discharge of lime slurry according to detected value.
In one example, flue gas emission detector is to from the acid in the flue gas given off in semidry method depickling reaction tower a
Property gas concentration detected, and will test value Real-time Feedback to high-order slurry tank 4 valve, valve by the size opened,
It is how many that the discharge of lime slurry is regulated and controled.
The utility model by adding spraying ventilating device in semidry method deacidification technique, realize the regulation of smoke temperature, mention
High semidry method deacidification efficiency；Rotary atomizer adds on-line cleaning system, interlocks with vibration measuring system, reduces atomizer vibromill
Damage extends atomizer service life.
The advantages of the utility model:
When atomizer failure, smoke temperature can not be controlled by lime slurry, smoke temperature is excessively high, and deacidification efficiency decline sprays desuperheat
Device can be realized smoke temperature regulation, improve the deacidification efficiency of semidry method；Function of on-line cleaning and vibration measuring system interlock, periodic cleaning
And made and being timely responded to according to atomizing disk vibration velocity, it avoids atomizer from blocking fouling, extends atomizer service life.
The utility model provides the equipment that a kind of pair of flue gas carries out depickling, increases spray Desuperheating device and on-line cleaning function
Can, that realizes flue-gas temperature accurately regulates and controls and avoids atomizer blocking fouling, reduces atomizer vibration abrasion, extending atomizer makes
With the service life, semidry method deacidification efficiency is improved.
The similar replacement or deformation of individual part or component in this practical equipment each fall within the guarantor of the utility model
Within the scope of shield.
The utility model is illustrated through the foregoing embodiment, but it is to be understood that, above-described embodiment is
Purpose for illustrating and illustrating, and be not intended to limit the invention within the scope of described embodiment.Furthermore ability
Field technique personnel are it is understood that the utility model is not limited to above-described embodiment, and introduction according to the present utility model is also
More kinds of variants and modifications can be made, these variants and modifications all fall within the utility model range claimed with
It is interior.The protection scope of the utility model is defined by the appended claims and their equivalents.
Claims (10)
1. the equipment that a kind of pair of flue gas carries out depickling, which is characterized in that the equipment includes:
Depickling reaction tower, the flue gas carry out depickling reaction in the depickling reaction tower；
Deacidification agent is atomized into after droplet and sprays into the depickling reaction tower by atomizer, the atomizer；
Spraying cooling device, the spraying cooling device drop the flue gas by spraying desuperheating water into the depickling reaction tower
Temperature；
On-line cleaning device, the on-line cleaning device carry out on-line cleaning to the atomizer.
2. equipment according to claim 1, which is characterized in that the atomizer includes atomizing disk.
3. equipment according to claim 2, which is characterized in that further include the vibration measuring for detecting the vibration velocity of the atomizing disk
Device, the oscillation pickup and the on-line cleaning device interlock, the mist that the on-line cleaning device is detected according to the oscillation pickup
Change the vibration velocity of disk to adjust the cleaning dynamics to the atomizing disk.
4. equipment according to claim 1, which is characterized in that the spraying cooling device according to the depickling reaction tower into
Mouth adjusts the straying quatity of the desuperheating water with the flue-gas temperature exported.
5. equipment according to claim 1, which is characterized in that further include that setting is contained above the atomizer and inside it
High-order slurry tank equipped with the deacidification agent, the deacidification agent flow out from the high-order slurry tank and rely on itself weight of the deacidification agent
Force flow enters in the atomizer.
6. equipment according to claim 5, which is characterized in that it further include flue gas emission detector, the flue gas emission inspection
It surveys device to detect to from the concentration of the sour gas in the flue gas given off in the depickling reaction tower, and it is real-time to will test value
The high-order slurry tank is fed back, the high-order slurry tank regulates and controls the discharge of the deacidification agent according to the detected value.
7. equipment according to claim 1, which is characterized in that it further include desalination chilled(cooling) water return (CWR), the desalination cooling water
Circuit uses the internal wiring of the cooling atomizer of demineralized water, outside the atomizer, the demineralized water and the desuperheat
Water exchanges heat.
8. equipment according to claim 1, which is characterized in that the deacidification agent includes lime slurry.
9. equipment according to claim 8, which is characterized in that the concentration of the lime in the lime slurry is 8%-
12%.
10. equipment according to claim 1, which is characterized in that the depickling reaction tower includes semidry method extracting tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820893010.6U CN208678791U (en) | 2018-06-07 | 2018-06-07 | The equipment that a kind of pair of flue gas carries out depickling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820893010.6U CN208678791U (en) | 2018-06-07 | 2018-06-07 | The equipment that a kind of pair of flue gas carries out depickling |
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| Publication Number | Publication Date |
|---|---|
| CN208678791U true CN208678791U (en) | 2019-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820893010.6U Active CN208678791U (en) | 2018-06-07 | 2018-06-07 | The equipment that a kind of pair of flue gas carries out depickling |
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| CN (1) | CN208678791U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111943529A (en) * | 2020-08-29 | 2020-11-17 | 无锡雪浪环境科技股份有限公司 | Lime slurry preparation system for waste incineration and supply method |
| CN112316704A (en) * | 2020-10-21 | 2021-02-05 | 成都市兴蓉再生能源有限公司 | Water replenishing device for desalted water of deacidification tower |
-
2018
- 2018-06-07 CN CN201820893010.6U patent/CN208678791U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111943529A (en) * | 2020-08-29 | 2020-11-17 | 无锡雪浪环境科技股份有限公司 | Lime slurry preparation system for waste incineration and supply method |
| CN112316704A (en) * | 2020-10-21 | 2021-02-05 | 成都市兴蓉再生能源有限公司 | Water replenishing device for desalted water of deacidification tower |
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