CN209356029U - Consider the absorbing tower liquid-level height measuring device of slurries foam falseness liquid level - Google Patents
Consider the absorbing tower liquid-level height measuring device of slurries foam falseness liquid level Download PDFInfo
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- CN209356029U CN209356029U CN201920273588.6U CN201920273588U CN209356029U CN 209356029 U CN209356029 U CN 209356029U CN 201920273588 U CN201920273588 U CN 201920273588U CN 209356029 U CN209356029 U CN 209356029U
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- purge gass
- float
- liquid level
- adaption
- access road
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- 239000007788 liquid Substances 0.000 title claims abstract description 88
- 239000002002 slurry Substances 0.000 title claims abstract description 53
- 239000006260 foam Substances 0.000 title claims abstract description 18
- 238000010926 purge Methods 0.000 claims abstract description 68
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 53
- 230000023556 desulfurization Effects 0.000 claims abstract description 53
- 238000010521 absorption reaction Methods 0.000 claims abstract description 19
- 210000003934 vacuole Anatomy 0.000 claims 1
- 238000003780 insertion Methods 0.000 abstract description 5
- 230000037431 insertion Effects 0.000 abstract description 5
- 230000002000 scavenging effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 12
- 230000003009 desulfurizing effect Effects 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- 239000003546 flue gas Substances 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model provides a kind of absorbing tower liquid-level height measuring device for considering slurries foam falseness liquid level, which includes blower, desulfurization fluctuating liquid level segment mark ruler and self-adaption float；Self-adaption float is cylindrical structure, is provided with the first purge gass access road, the second purge gass access road, four scavenging exit passageways and slideway；First purge gass access road, the second purge gass access road entrance pass through pipeline respectively and be connected with blower；Four purge gass exit passageways are equally spacedly distributed in inside self-adaption float；First purge gass access road, the second purge gass access road are set to inside self-adaption float, and the two be mutually perpendicular to and with adjacent purge gass exit passageway angle at 45 °；Slideway is located at self-adaption float center, inner wall smooth and is isolated with purge gass entrance and exit passageway；Absorption tower inner sidewall is fixed in one end of desulfurization fluctuating liquid level segment mark ruler, and the other end passes through in the desulfurization slurry on slideway insertion absorption tower.
Description
Technical field
The utility model relates to a kind of absorbing tower liquid-level height measuring devices for considering slurries foam falseness liquid level, belong to cigarette
Desulfurization technical field.
Background technique
Trend is transformed to comply with national coal unit minimum discharge requirement and coal electricity peak regulation flexibility, power plant is to thermal motor
Group desulfurizer performance requirement is higher and higher.Generally, absorption tower is counter current contacting, that is, sulfur-bearing flue gas from tower bottom into
Enter, absorbent enters from tower top, completes the process of flue gas desulfurization.If the liquid level of absorb the bottom of the tower is excessively high, flooded flue gas into
Enter the entrance of desulfurizing tower, flue gas is not just into next.If absorbing tower liquid-level is too low, it be easy to cause circulation pump depletion, circulating pump one
Denier evacuates, and the liquid of tower bottom does not recycle, and liquid level rapidly rises, and can also flood the entrance of flue gas.So desulfurization slurry liquid level
Precise measurement to instruct desulfurizing tower operation have extremely important meaning.
Currently, traditional thionizer liquid level measurement uses the form of pressure transmitter.In actual motion, in Desulfurization tower slurry
Vapour phase medium will appear violent increased situation (i.e. foaming phenomena), but pressure transmitter measurement position is under blistering position,
Its measured value P is unchanged, and operations staff cannot adjust operating condition according to level fluctuation in time, so as to cause control error.
For this reason, it is necessary to which existing thionizer liquid level measuring device is improved and optimized, reduce measurement error, preferably
Guidance operation production.
Utility model content
In order to solve the above shortcomings and deficiencies, one of the utility model is designed to provide a kind of consideration slurries foam
The absorbing tower liquid-level height measuring device of false liquid level.
In order to achieve the above object, the utility model provides a kind of absorbing tower liquid-level height for considering slurries foam falseness liquid level
Measuring device, wherein the absorbing tower liquid-level height measuring device for considering slurries foam falseness liquid level includes: blower, desulfurization
Fluctuating liquid level segment mark ruler and self-adaption float；The self-adaption float is cylindrical structure, is provided with the first purge gass entrance
Channel, the second purge gass access road, the first purge gass exit passageway, the second purge gass exit passageway, the outlet of third purge gass
Channel, the 4th purge gass exit passageway and slideway；
The first purge gass access road, the second purge gass access road entrance pass through pipeline and the blower respectively
It is connected；
The first purge gass exit passageway, the second purge gass exit passageway, third purge gass exit passageway, the 4th purging
Gas exit passageway is equally spacedly distributed in inside self-adaption float；
The first purge gass access road, the second purge gass access road are set to inside self-adaption float, and the two
It is mutually perpendicular to, and in angle of 45 degrees with adjacent purge gass exit passageway；
The slideway is located at self-adaption float center, inner wall smooth, and is isolated with purge gass entrance and exit passageway；
The inner sidewall on absorption tower is fixed in one end of the desulfurization fluctuating liquid level segment mark ruler, and the other end passes through adaptive floating
In the desulfurization slurry on the slideway insertion absorption tower of son.
According to the utility model specific embodiment, in the device, the utility model is to desulfurization fluctuating liquid level section
Depth in the desulfurization slurry on the other end insertion absorption tower of scale does not do specific requirement, and those skilled in the art can be according to existing
Field actual job needs that its insertion depth is rationally arranged, as long as guaranteeing that the purpose of this utility model may be implemented；But it needs
It should be noted that float is not fallen off when in absorption tower without slurries during should ensure that maintenance.
According to the utility model specific embodiment, in the device, the desulfurization fluctuating liquid level segment mark ruler is this
The conventional components that field uses.
According to the utility model specific embodiment, in the device, the working principle of self-adaption float are as follows: blower
The air-supply of generation enters self-adaption float by the first purge gass access road, the second purge gass access road, passes through four later
A purge gass exit passageway sprays self-adaption float；Since purge gass have certain kinetic energy, the bubble of surrounding can be blown brokenly, therefore can
Think in normal course of operation bubble-free around self-adaption float position, liquid level locating for self-adaption float is practical sulphur removal
Liquid level of slurry is (for desulfurization slurry liquid level fixed section height H1With desulfurization slurry fluctuating liquid level section height H2The sum of).
Device described in the utility model can be adapted for a variety of different methods and carry out absorbing tower liquid-level elevation carrection, be
Further the device of the utility model is illustrated, the utility model additionally provides the device using the utility model to suction
The method that tower liquid level measures is received, the described method comprises the following steps:
(1) low limit level of desulfurization slurry liquid level when absorption tower operates normally, as desulfurization slurry liquid level fixed section are determined
Height H1；
(2) limit level of desulfurization slurry liquid level when absorption tower operates normally is determined, then the height of the self-adaption float
It is changed within the low limit level of desulfurization slurry liquid level and the limit level of desulfurization slurry liquid level, determines the self-adaption float
Final position, from desulfurization fluctuating liquid level segment mark ruler read height number, as desulfurization slurry fluctuating liquid level section height H2；
(3) absorbing tower liquid-level height when actual motion is calculated, which is that desulfurization slurry liquid level fixed section is high
Spend H1And desulfurization slurry fluctuating liquid level section height H2The sum of.
According to the utility model specific embodiment, in the method and step (1), under the desulfurization slurry liquid level
Limit for height degree is 1-2m higher than the height of absorption tower pump inlet pipe highest point.
According to the utility model specific embodiment, in the method and step (2), the desulfurization slurry liquid level it is upper
Limit for height degree is 1-2m lower than the height of adsorption tower smoke inlet tube minimum point.
Wherein, the height of the height and adsorption tower smoke inlet tube minimum point of the absorption tower pump inlet pipe highest point
It is that those skilled in the art can routinely obtain.
According to the utility model specific embodiment, in the method and step (2), those skilled in the art can be normal
Advise the final position for determining the self-adaption float.
The absorbing tower liquid-level height measuring device of the consideration slurries foam falseness liquid level provided by the utility model and side
Method can accurately measure desulfurization liquid level, reduce the influence of desulfurization slurry foam falseness liquid level；The dress provided by the utility model
It sets with compressed air blowing cleaner, bubble interference around measurement float can be effectively reduced, prevent dust constaining after long-play
The stifled erosion of gas and agstone to pipeline.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is that the absorbing tower liquid-level height for the consideration slurries foam falseness liquid level that the utility model embodiment 1 provides is surveyed
Measure the structural schematic diagram of device；
Fig. 2 is that the absorbing tower liquid-level height for the consideration slurries foam falseness liquid level that the utility model embodiment 1 provides is surveyed
Measure the structural schematic diagram of self-adaption float used in device.
Main Reference label declaration:
1, the first purge gass access road；
2, the second purge gass access road；
3, the first purge gass exit passageway；
4, the second purge gass exit passageway；
5 third purge gass exit passageways；
6, the 4th purge gass exit passageway；
7, slideway；
8, blower；
9, desulfurization fluctuating liquid level segment mark ruler；
10, self-adaption float；
11, absorption tower.
Specific embodiment
The implementation process of the utility model and having for generation is described in detail below by way of specific embodiment and Figure of description
Beneficial effect, it is intended to help reader to more fully understand the essence and feature of the utility model, not as to this case enforceable range
Restriction.
Embodiment 1
Present embodiments provide a kind of absorbing tower liquid-level height measuring device for considering slurries foam falseness liquid level, wherein
The structural schematic diagram of the device as shown in Figure 1, from figure 1 it appears that comprising:
Blower 8, desulfurization fluctuating liquid level segment mark ruler 9 and self-adaption float 10；The self-adaption float (as shown in Figure 2) is
Cylindrical structure is provided with the first purge gass access road 1, the second purge gass access road 2, the first purge gass exit passageway
3, the second purge gass exit passageway 4, third purge gass exit passageway 5, the 4th purge gass exit passageway 6 and slideway 7；
The first purge gass access road, the second purge gass access road entrance pass through pipeline and the blower respectively
It is connected；
The first purge gass exit passageway, the second purge gass exit passageway, third purge gass exit passageway, the 4th purging
Gas exit passageway is equally spacedly distributed in inside self-adaption float；
The first purge gass access road, the second purge gass access road are set to inside self-adaption float, and the two
It is mutually perpendicular to, and in angle of 45 degrees with adjacent purge gass exit passageway；
The slideway is located at self-adaption float center, inner wall smooth, and is isolated with purge gass entrance and exit passageway；
The inner sidewall on absorption tower 11 is fixed in one end of the desulfurization fluctuating liquid level segment mark ruler, and the other end passes through adaptive
In the desulfurization slurry on the slideway insertion absorption tower 11 of float.
Embodiment 2
Present embodiments provide a kind of absorbing tower liquid-level height measurement method for considering slurries foam falseness liquid level, wherein
This method is that the absorbing tower liquid-level height measuring device of slurries foam falseness liquid level the considerations of offer using embodiment 1 is realized,
Itself the following steps are included:
(1) low limit level of desulfurization slurry liquid level when absorption tower operates normally, as desulfurization slurry liquid level fixed section are determined
Height H1；
(2) limit level of desulfurization slurry liquid level when absorption tower operates normally is determined, then the height of the self-adaption float
It is changed within the low limit level of desulfurization slurry liquid level and the limit level of desulfurization slurry liquid level, determines the self-adaption float
Final position, from desulfurization fluctuating liquid level segment mark ruler read height number, as desulfurization slurry fluctuating liquid level section height H2；
(3) absorbing tower liquid-level height when actual motion is calculated, which is that desulfurization slurry liquid level fixed section is high
Spend H1And desulfurization slurry fluctuating liquid level section height H2The sum of；
Wherein, in step (1), the low limit level of the desulfurization slurry liquid level is than absorption tower pump inlet pipe highest point
Highly high 1-2m；
In step (2), the limit level of the desulfurization slurry liquid level is lower than the height of adsorption tower smoke inlet tube minimum point
1-2m。
Specifically: in the present embodiment, by taking certain desulfurizing tower of electric power plant as an example:
The height of the desulfurizing tower of electric power plant pump inlet pipe highest point be 3m, then in desulfurizing tower desulfurization slurry liquid level lower limit
Highly, i.e. desulfurization slurry liquid level fixed section height H1For 4m；
The height of the desulfurizing tower of electric power plant flue gas inlet tube minimum point is 14m, then the limit level of desulfurization slurry liquid level is
13m。
At this point, the variation in altitude interval range of the self-adaption float is 0m-9m；Determine the most final position of the self-adaption float
It sets, reads height number, as desulfurization slurry fluctuating liquid level section height H from desulfurization fluctuating liquid level segment mark ruler2, it is 6m；
Then in the present embodiment, the liquid level of the desulfurization slurry in the desulfurizing tower of electric power plant is H1With H2The sum of, as 10m.
The consideration slurries foam falseness liquid level provided by the utility model absorbing tower liquid-level height measuring device and
In method, since self-adaption float has purge gass, the influence of desulfurization foam can be effectively solved, there is good operation instruction
Meaning.
The above, only specific embodiment of the utility model cannot limit the range that utility model is implemented, institute with it
With the displacement of its equivalent assemblies, or according to equivalent variations made by the utility model patent protection scope and modification, should all still fall within
The scope that this patent is covered.
Claims (1)
1. a kind of absorbing tower liquid-level height measuring device for considering slurries foam falseness liquid level, which is characterized in that the consideration slurry
The absorbing tower liquid-level height measuring device of vacuole foam falseness liquid level includes: blower, desulfurization fluctuating liquid level segment mark ruler and adaptively floats
Son；The self-adaption float be cylindrical structure, be provided with the first purge gass access road, the second purge gass access road,
First purge gass exit passageway, the second purge gass exit passageway, third purge gass exit passageway, the 4th purge gass exit passageway and
Slideway；
The first purge gass access road, the second purge gass access road entrance pass through pipeline respectively and be connected with the blower
It connects；
The first purge gass exit passageway, the second purge gass exit passageway, third purge gass exit passageway, the 4th purge gass go out
Mouth channel is equally spacedly distributed in inside self-adaption float；
The first purge gass access road, the second purge gass access road are set to inside self-adaption float, and the two is mutual
Vertically, and with adjacent purge gass exit passageway at 45o angle；
The slideway is located at self-adaption float center, inner wall smooth, and is isolated with purge gass entrance and exit passageway；
The inner sidewall on absorption tower is fixed in one end of the desulfurization fluctuating liquid level segment mark ruler, and the other end passes through self-adaption float
Slideway is inserted into the desulfurization slurry on absorption tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920273588.6U CN209356029U (en) | 2019-03-05 | 2019-03-05 | Consider the absorbing tower liquid-level height measuring device of slurries foam falseness liquid level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920273588.6U CN209356029U (en) | 2019-03-05 | 2019-03-05 | Consider the absorbing tower liquid-level height measuring device of slurries foam falseness liquid level |
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| Publication Number | Publication Date |
|---|---|
| CN209356029U true CN209356029U (en) | 2019-09-06 |
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| CN201920273588.6U Active CN209356029U (en) | 2019-03-05 | 2019-03-05 | Consider the absorbing tower liquid-level height measuring device of slurries foam falseness liquid level |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724678A (en) * | 2019-03-05 | 2019-05-07 | 华北电力科学研究院有限责任公司 | Consider the absorbing tower liquid-level height measuring device and method of slurries foam falseness liquid level |
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2019
- 2019-03-05 CN CN201920273588.6U patent/CN209356029U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724678A (en) * | 2019-03-05 | 2019-05-07 | 华北电力科学研究院有限责任公司 | Consider the absorbing tower liquid-level height measuring device and method of slurries foam falseness liquid level |
| CN109724678B (en) * | 2019-03-05 | 2024-03-22 | 华北电力科学研究院有限责任公司 | Absorption tower liquid level height measuring device and method considering false liquid level of slurry foam |
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