CN209625045U - A kind of wet desulfuration tower detection device - Google Patents
A kind of wet desulfuration tower detection device Download PDFInfo
- Publication number
- CN209625045U CN209625045U CN201920544152.6U CN201920544152U CN209625045U CN 209625045 U CN209625045 U CN 209625045U CN 201920544152 U CN201920544152 U CN 201920544152U CN 209625045 U CN209625045 U CN 209625045U
- Authority
- CN
- China
- Prior art keywords
- module
- sampling
- measurement
- detection device
- densitometer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 61
- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 238000005070 sampling Methods 0.000 claims abstract description 44
- 239000002002 slurry Substances 0.000 claims abstract description 39
- 238000001139 pH measurement Methods 0.000 claims abstract description 33
- 230000023556 desulfurization Effects 0.000 claims abstract description 31
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000003546 flue gas Substances 0.000 claims abstract description 22
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 19
- 239000000155 melt Substances 0.000 claims abstract description 8
- 238000011010 flushing procedure Methods 0.000 claims description 17
- 238000011084 recovery Methods 0.000 claims description 15
- 238000004064 recycling Methods 0.000 claims description 9
- 238000010079 rubber tapping Methods 0.000 claims description 9
- 239000000523 sample Substances 0.000 claims 5
- 239000007788 liquid Substances 0.000 description 15
- 238000005259 measurement Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 210000002966 serum Anatomy 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model relates to a kind of wet desulfuration tower detection devices.The wet desulfuration tower detection device includes sampling module, density measure module, pH measurement module, flange form pressure transmitter and melt pit, the sampling module, the density measure module and the pH measurement module are sequentially connected, and the sampling module is connected with the sample tap on desulfurizing tower, the pH measurement module is connected with the melt pit；The flange form pressure transmitter is set to the side wall of the desulfurizing tower；The sampling module, the pH measurement module and the flange form pressure transmitter are connected with flue gas desulfurization DCS system respectively.Wet desulfuration tower detection device provided by the utility model can effectively improve the accuracy of the density of wet desulfuration tower slurries, level gauging.
Description
Technical field
The utility model relates to desulphurization plant technical fields, and in particular to a kind of wet desulfuration tower detection device.
Background technique
In the field of wet process of FGD, usually using wet desulphurizations skills such as limestone-gypsum method, sodium alkali, ammonia process
Art carries out desulfurization to flue gas, and density, pH value, the liquid level of desulfurization slurry are to influence desulfuration efficiency, the consumption of desulfurizing agent, desulfurization by-product
The important factor of physical performance and the significant process parameter of desulphurization system stable operation.Wherein, Desulfurization tower slurry density measure
Differential pressure mode is mostly used to measure greatly, and thionizer liquid level measurement is also the density calculated by differential pressure mode, in conjunction with liquid level
The pressure that transmitter is measured, is calculated；But blender, slurry circulating pump, oxidation fan, entrance in desulfurizing tower
The disturbance of flue gas, the factors such as the measurement accuracy, installation accuracy of instrument itself lead to the serum density and actual density being calculated
Deviation is very big, also causes thionizer liquid level and actual liquid level deviation very big, the accuracy of the density, level gauging of Desulfurization tower slurry
It is low, it is always the problem in desulfurization operation.
Utility model content
The low technical problem of density, the accuracy of level gauging in order to solve above-mentioned existing wet desulfuration tower slurries, this
Utility model provides a kind of wet desulfuration tower detection device, can effectively improve the density of wet desulfuration tower slurries, level gauging
Accuracy.
The utility model provides a kind of wet desulfuration tower detection device, including sampling module, density measure module, pH are surveyed
Measure module, flange form pressure transmitter and melt pit, the sampling module, the density measure module and the pH measurement module according to
Secondary connection, and the arrival end of the sampling module is connected with the sample tap on desulfurizing tower, the outlet end of the pH measurement module
It is connected with the melt pit；The flange form pressure transmitter is set to the side wall of the desulfurizing tower, and the flange form pressure becomes
Send the mounting height of device identical as the height of the sample tap；The sampling module, the pH measurement module and the flange form
Pressure transmitter is connected with flue gas desulfurization DCS system respectively；The density measure module includes duct type densitometer, densitometer
The both ends of bypass duct and hand-operated valve, the duct type densitometer and the densitometer bypass duct respectively with the sampling module
And the pH measurement module is connected, and the duct type densitometer is connected with flue gas desulfurization DCS system, the hand-operated valve is set
Between the duct type densitometer and the sampling module.
In a kind of preferred embodiment of wet desulfuration tower detection device provided by the utility model, the sampling module packet
Include sampling line and sampling valve, one end of the sampling line is connected with the sample tap, the other end respectively with the pipeline
Formula densitometer and densitometer bypass conduit are connected；The sampling valve is provided close on the sampling line of the sample tap,
And it is connected with the flue gas desulfurization DCS system.
In a kind of preferred embodiment of wet desulfuration tower detection device provided by the utility model, the pH measurement module
Including pH measurement case, pH meter, drain pipe and tapping valve, the top of the pH measurement case is connected with the density measure module,
The bottom of the pH measurement case is connected by the drain pipe with the melt pit；The pH meter is set to the side of pH measurement case
Wall, and extend into the pH measurement case；The tapping valve is set on the drain pipe；The pH meter and the tapping valve point
It is not connected with the flue gas desulfurization DCS system.
It further include rinsing mould in a kind of preferred embodiment of wet desulfuration tower detection device provided by the utility model
Block, the wash module include flushing pipeline and flushing valve, and the flushing pipeline is connected with the sampling module；The flushing
Valve is set in the flushing pipeline, and is connected with the flue gas desulfurization DCS system.
It further include slurries recycling in a kind of preferred embodiment of wet desulfuration tower detection device provided by the utility model
Module, the slurries recycling module include slurries recovery pipe and slurries recovery pump, one end of the slurries recovery pipe and institute
It states melt pit to be connected, the other end extends into the desulfurizing tower；The slurries recovery pump is set in the slurries recovery pipe,
And it is connected with the flue gas desulfurization DCS system.
Compared to the prior art, wet desulfuration tower detection device provided by the utility model has the advantages that
One, serum density is directly measured using duct type densitometer, keeps the measurement of serum density more real-time, accurate, together
When companion flange formula pressure transmitter reading, thionizer liquid level is calculated, can more accurate, more true reaction desulfuration
The actual conditions of tower liquid level, solve causes thionizer liquid level to calculate inaccuracy because Desulfurization tower slurry density measure is inaccurate
Problem provides real-time accurate procedure parameter for desulfurizing tower stable and high effective operation.
Two, by density of setting meter bypass duct, convenient for the maintenance to duct type densitometer.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is the structural schematic diagram of wet desulfuration tower detection device provided by the utility model；
Fig. 2 is the structural block diagram of wet desulfuration tower detection device provided by the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
Also referring to Fig. 1 and Fig. 2, wherein Fig. 1 is the structure of wet desulfuration tower detection device provided by the utility model
Schematic diagram；Fig. 2 is the structural block diagram of wet desulfuration tower detection device provided by the utility model.The wet desulfuration tower detection dress
Setting 1 includes sampling module 11, density measure module 12, pH measurement module 13, flange form pressure transmitter 14, melt pit 15, flushing
Module 16 and slurries recycling module 17, the sampling module 11, the density measure module 12 and the pH measurement module 13 according to
Secondary connection, and the arrival end of the sampling module 11 is connected with the sample tap on desulfurizing tower 21, the pH measurement module 13
Outlet end is connected with the melt pit 15；The flange form pressure transmitter 14 is set to the side wall of the desulfurizing tower 21, and described
The mounting height of flange form pressure transmitter 14 is identical as the height of the sample tap；The wash module 16 and the sampling mold
Block 11 is connected；The arrival end of the slurries recycling module 17 is connected with the melt pit 15, the slurries recycling module 17
Outlet end extends into the desulfurizing tower 21；The sampling module 11, the density measure module 12, the pH measurement module
13, the flange form pressure transmitter 14, the wash module 16 and the slurries recycling module 17 respectively with flue gas desulfurization DCS
System 22 is connected；
The sampling module 11 include sampling line 111 and sampling valve 113, one end of the sampling line 111 with it is described
Sample tap on desulfurizing tower 21 is connected, and the other end is connected with the density measure module 12；The sampling valve 113 is electromagnetism
Valve is provided close on the sampling line 111 of the sample tap, and is connected with the flue gas desulfurization DCS system 22.
The density measure module 12 includes duct type densitometer 121, densitometer bypass duct 123 and hand-operated valve 125, institute
The both ends for stating duct type densitometer 121 and the densitometer bypass duct 123 are surveyed with the sampling line 111 and the pH respectively
Amount module 13 is connected, and the duct type densitometer 121 is connected with flue gas desulfurization DCS system 22；The hand-operated valve 125 is set
Between the duct type densitometer 121 and the sampling line 111, for adjusting the flow velocity of the duct type densitometer 121
And flow, so that slurry stream in pipe is moved steady and is not deposited, meets the measurement needs of the duct type densitometer 121.
The pH measurement module 13 includes that pH measurement case 131, pH meter 133, drain pipe 135 and tapping valve 137, the pH are surveyed
The top of measuring tank 131 is connected with the density measure module 12, and the bottom of the pH measurement case 131 passes through the drain pipe
135 are connected with the melt pit 15；The pH meter 133 is set to the side wall of pH measurement case 131, and extends into the pH and survey
In measuring tank 131；The tapping valve 137 is solenoid valve, is set on the drain pipe 135, for adjusting the pH measurement case 131
Interior liquid level guarantees that desulfurization slurry did not had the electrode of the pH meter 133, guarantees that the pH meter 133 measures accurately；The pH meter
133 and the tapping valve 137 be connected respectively with the flue gas desulfurization DCS system 22.
The wash module 16 includes flushing pipeline 161 and flushing valve 163, the flushing pipeline 161 and the sampling valve
The sampling line 111 between 113 and the density measure module 12 is connected；The flushing valve 163 is solenoid valve, is set
In in the flushing pipeline 161, and it is connected with the flue gas desulfurization DCS system 22；Work is introduced by the flushing pipeline 161
Skill water is rinsed the density measure module, the pH measurement module, to prevent slurries from accumulating blocking for a long time.
The slurries recycling module 17 includes slurries recovery pipe 171 and slurries recovery pump 173, the slurries recovery pipe
171 one end is connected with the melt pit 15, and the other end extends into the desulfurizing tower 21；The slurries recovery pump 173 is set
In in the slurries recovery pipe 171, and it is connected with the flue gas desulfurization DCS system 22；By the way that slurries are recycled to desulfurization
In tower 21, the waste of slurries is avoided.
The flue gas desulfurization DCS system is according to the real-time survey of the duct type densitometer and the flange form pressure transmitter
Magnitude, according to liquid pressure formula:
P=ρ*g*h1
Derive desulfurizing tower liquid level apart from flange form pressure transmitter installation site height h1:
h1=P/ρ*g
So thionizer liquid level is according to formula:
H=h1+h2
Wherein:
P: the pressure of flange form pressure transmitter installation site is obtained by the flange form pressure transmitter real-time measurement；
ρ: Desulfurization tower slurry density is obtained by the duct type densitometer real-time measurement；
G: acceleration of gravity；
H2: the mounting height of the flange form pressure transmitter is obtained according to the central line measurement of flange.
Wet desulfuration tower detection device 1 provided by the utility model has the advantages that
One, serum density is directly measured using the duct type densitometer 121, make the measurement of serum density it is more real-time,
Precisely, in combination with the reading of the flange form pressure transmitter 14, thionizer liquid level is calculated, it can more accurately, more
The actual conditions of true reaction desulfuration tower liquid level, solving leads to desulfurizing tower liquid because Desulfurization tower slurry density measure is inaccurate
Position calculates the problem of inaccuracy, provides real-time accurate procedure parameter for desulfurizing tower stable and high effective operation.
Two, by the way that the densitometer bypass duct 123 is arranged, convenient for the maintenance to the duct type densitometer 121.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other relevant technical fields, are also included in the patent protection scope of the utility model.
Claims (5)
1. a kind of wet desulfuration tower detection device, which is characterized in that including sampling module, density measure module, pH measurement module,
Flange form pressure transmitter and melt pit, the sampling module, the density measure module and the pH measurement module are sequentially connected,
And the arrival end of the sampling module is connected with the sample tap on desulfurizing tower, the outlet end of the pH measurement module is with described
Hole is connected；The flange form pressure transmitter is set to the side wall of the desulfurizing tower, and the peace of the flange form pressure transmitter
Dress height is identical as the height of the sample tap；The sampling module, the pH measurement module and the flange form pressure inverting
Device is connected with flue gas desulfurization DCS system respectively；The density measure module includes duct type densitometer, densitometer bypass duct
And hand-operated valve, the both ends of the duct type densitometer and the densitometer bypass duct respectively with the sampling module and the pH
Measurement module is connected, and the duct type densitometer is connected with flue gas desulfurization DCS system, and the hand-operated valve is set to the pipe
Between road formula densitometer and the sampling module.
2. wet desulfuration tower detection device according to claim 1, which is characterized in that the sampling module includes probe tube
Road and sampling valve, one end of the sampling line are connected with the sample tap, the other end respectively with the duct type densitometer
And densitometer bypass conduit is connected；The sampling valve is provided close on the sampling line of the sample tap, and with it is described
Flue gas desulfurization DCS system is connected.
3. wet desulfuration tower detection device according to claim 1, which is characterized in that the pH measurement module includes that pH is surveyed
The top of measuring tank, pH meter, drain pipe and tapping valve, the pH measurement case is connected with the density measure module, and the pH is surveyed
The bottom of measuring tank is connected by the drain pipe with the melt pit；The pH meter is set to the side wall of pH measurement case, and prolongs
It extends into the pH measurement case；The tapping valve is set on the drain pipe；The pH meter and the tapping valve respectively with institute
Flue gas desulfurization DCS system is stated to be connected.
4. any wet desulfuration tower detection device according to claim 1 ~ 3, which is characterized in that it further include wash module,
The wash module includes flushing pipeline and flushing valve, and the flushing pipeline is connected with the sampling module；The flushing valve
It is connected in the flushing pipeline, and with the flue gas desulfurization DCS system.
5. any wet desulfuration tower detection device according to claim 1 ~ 3, which is characterized in that further include slurries recycling mould
Block, the slurries recycling module include slurries recovery pipe and slurries recovery pump, one end of the slurries recovery pipe with it is described
Melt pit is connected, and the other end extends into the desulfurizing tower；The slurries recovery pump is set in the slurries recovery pipe, and
It is connected with the flue gas desulfurization DCS system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920544152.6U CN209625045U (en) | 2019-04-19 | 2019-04-19 | A kind of wet desulfuration tower detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920544152.6U CN209625045U (en) | 2019-04-19 | 2019-04-19 | A kind of wet desulfuration tower detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209625045U true CN209625045U (en) | 2019-11-12 |
Family
ID=68458831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920544152.6U Expired - Fee Related CN209625045U (en) | 2019-04-19 | 2019-04-19 | A kind of wet desulfuration tower detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209625045U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912740A (en) * | 2020-08-10 | 2020-11-10 | 山东国舜建设集团有限公司 | Density measuring device and method and wet desulphurization tower comprising same |
| CN113203597A (en) * | 2021-04-21 | 2021-08-03 | 华能伊敏煤电有限责任公司汇流河热电分公司 | Desulfurizing tower sampling device for thermal power plant |
-
2019
- 2019-04-19 CN CN201920544152.6U patent/CN209625045U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912740A (en) * | 2020-08-10 | 2020-11-10 | 山东国舜建设集团有限公司 | Density measuring device and method and wet desulphurization tower comprising same |
| CN113203597A (en) * | 2021-04-21 | 2021-08-03 | 华能伊敏煤电有限责任公司汇流河热电分公司 | Desulfurizing tower sampling device for thermal power plant |
| CN113203597B (en) * | 2021-04-21 | 2023-04-11 | 华能伊敏煤电有限责任公司汇流河热电分公司 | Desulfurizing tower sampling device for thermal power plant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209625045U (en) | A kind of wet desulfuration tower detection device | |
| CN202048938U (en) | Trench weir type flow meter | |
| CN103868822A (en) | Density determination device for slurry in wet desulfurization absorption tower | |
| CN207991987U (en) | Serosity density measurement system | |
| CN204203031U (en) | A kind of absorption tower slurry density measurement device | |
| CN201765167U (en) | Slurry densitometer | |
| CN207336288U (en) | A kind of slurry density measurement device | |
| CN109142646B (en) | Automatic sampling detection device of desulfurization absorption tower pH meter of thermal power factory | |
| CN204944978U (en) | Novel grouting automatic recorder proportion monitoring device | |
| CN206740577U (en) | Slurry density of desulfurizing absorption column monitoring system | |
| CN202066712U (en) | Gypsum slurry pH meter sampling device of absorption tower | |
| CN203376230U (en) | Measuring device for pH (Potential of Hydrogen) value and density value of slurry | |
| CN206756633U (en) | Desulfurizing tower density on-line measurement device | |
| CN111811977A (en) | Runoff sediment content and flow measurement device and measurement method | |
| CN102759494A (en) | Source obtaining device and method in slurry density measurement of desulfurization tower | |
| CN205262901U (en) | Desulfurization DW spray column thick liquid differential density meter | |
| CN209656494U (en) | Slurry density measurement device in a kind of desulfurizing tower suitable for calcium method desulfurization | |
| CN204988956U (en) | Yellow river pai shadong silt content measurement system | |
| CN203964986U (en) | Desulphurization system absorbing tower liquid-level measuring system | |
| CN206479483U (en) | A kind of flushable water anti-blocking absorption tower pH and density measuring equipment | |
| CN212111011U (en) | Device for measuring density of slurry in tank tower | |
| CN209992038U (en) | Liquid level comparison device of wet desulphurization absorption tower | |
| CN204514400U (en) | A kind of compact gas-liquid stratified flow measurement mechanism | |
| CN205593962U (en) | Desulfurization pipeline thick liquid pH value measurement device | |
| CN211263079U (en) | Thick liquid density measuring device in desulfurization absorption tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191112 |