CN210347387U - Device for synchronously measuring pH value and density of wet desulphurization slurry - Google Patents
Device for synchronously measuring pH value and density of wet desulphurization slurry Download PDFInfo
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- CN210347387U CN210347387U CN201920775790.9U CN201920775790U CN210347387U CN 210347387 U CN210347387 U CN 210347387U CN 201920775790 U CN201920775790 U CN 201920775790U CN 210347387 U CN210347387 U CN 210347387U
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Abstract
The utility model discloses a wet flue gas desulfurization thick liquid PH value and density synchronous measurement's device, including the evacuation pipeline, the middle part fixed mounting of evacuation pipeline has the evacuation valve, one side outer fixed surface of evacuation pipeline is connected with wash pipe and sample pipeline, wash pipe is located the front end of sample pipeline, the middle part of sample pipeline is provided with mass flow meter, mass flow meter's front end is provided with the sample reducing section, the upper end surface of sample reducing section is provided with PH meter secondary table. A wet flue gas desulfurization thick liquid pH value and density synchronous measurement's device, establish evacuation pipeline, flushing line, No. two export pipelines and No. two import pipelines, can effectually realize the monitoring of thick liquid pH value and density value, guarantee timely supplementary and the discharge of gypsum thick liquid of absorbent, sulfur dioxide's effective control in the realization desulfurization flue gas brings better use prospect.
Description
Technical Field
The utility model relates to a wet flue gas desulfurization thick liquid pH value and density detection device field, in particular to wet flue gas desulfurization thick liquid pH value and density synchronous measurement's device.
Background
A device for synchronously measuring the pH value and the density of wet desulphurization slurry is equipment capable of simultaneously measuring the pH value and the density of the wet desulphurization slurry, and along with the transition of times of technology, the requirements of people on the device for synchronously measuring the pH value and the density of the wet desulphurization slurry are higher and higher; the device of current wet flue gas desulfurization thick liquid pH value and density synchronous measurement has certain drawback when using, at first, in the use, causes the pipeline to block up easily, has certain inconvenience, secondly, can not in time carry out the circulating pump and switch over the use, influences the monitoring of data easily, has certain unfavorable, and the use of giving people has brought certain adverse effect, for this reason, we provide a wet flue gas desulfurization thick liquid pH value and density synchronous measurement's device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a wet flue gas desulfurization thick liquid pH value and density synchronous measurement's device can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for synchronously measuring the PH value and the density of slurry in wet desulphurization comprises an emptying pipeline, wherein an emptying valve is fixedly arranged in the middle of the emptying pipeline, a flushing pipeline and a sampling pipeline are fixedly connected to the outer surface of one side of the emptying pipeline, the flushing pipeline is positioned at the front end of the sampling pipeline, a mass flow meter is arranged in the middle of the sampling pipeline, a sampling diameter-changing section is arranged at the front end of the mass flow meter, a PH meter secondary meter is arranged on the outer surface of the upper end of the sampling diameter-changing section, a first inlet pipeline and a second inlet pipeline are fixedly connected to the outer surface of one end of the sampling pipeline, the first inlet pipeline is positioned at one side of the second inlet pipeline, a first inlet pipeline sampling valve is arranged on the outer surface of the middle of the first inlet pipeline, a second inlet pipeline sampling valve is arranged on the outer surface of the middle of the second inlet pipeline, and a flushing valve is arranged, the one end external surface fixedly connected with sample entry main line of evacuation pipeline, the one end external surface fixedly connected with of sample entry main line has export pipeline and No. two export pipelines, the middle part surface of export pipeline is provided with export pipeline sample valve No. one, the middle part surface of No. two export pipelines is provided with export pipeline sample valve No. two.
The mass flowmeter is based on the principle of scientific force, the flow is measured by the thermal sensing type measurement according to the molecular mass taken away by split molecules, and when different media flow through the sensor, the main vibration frequencies of the vibration tube are different, so that the density of the media is calculated, and the mass flowmeter is favorable for people to use.
Preferably, the first outlet pipeline sampling valve, the second outlet pipeline sampling valve, the first inlet pipeline sampling valve and the second inlet pipeline sampling valve are all electric butterfly valves.
Preferably, the flushing valve is an electric flushing valve, a process flushing water pump is arranged on the outer surface of one end of the flushing pipeline, and the outer surface of one end of the flushing pipeline is connected with the outer surface of one end of the sampling pipeline in a non-detachable mode.
Preferably, mass flow meter is located the middle part of sample pipeline, mass flow meter's both ends surface is connected with the middle part surface formula of installing as an organic whole mounting means of sample pipeline, the lower extreme surface of PH meter secondary table is connected for split type mounting means with the surface of sample reducing section.
Preferably, the pipe diameter of the sampling pipeline is 40mm-159mm, the thickness of the sampling pipeline is 3-5mm, the sampling pipeline is internally provided with slurry, and the flow rate of the slurry is 0.5-1.2 m/s.
Preferably, the first outlet pipeline and the second outlet pipeline have the same structural action, and the first inlet pipeline and the second inlet pipeline have the same structural action.
Compared with the prior art, the utility model discloses following beneficial effect has: this wet flue gas desulfurization thick liquid pH value and density synchronous measurement's device, through the evacuation pipeline that sets up and wash the pipeline, when the jam appears in the pipeline, can wash the thick liquid of the inside jam of pipeline and evacuation, can avoid the pipe blockage problem, No. two export pipelines and No. two import pipelines through setting up, after one of them circulating pump outage, people can be timely switch over, avoid influencing data monitoring, keep measuring result's continuity, be favorable to people's use, whole wet flue gas desulfurization thick liquid pH value and density synchronous measurement's device simple structure, and convenient for operation, the effect of use is better for traditional mode.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the device for synchronously measuring the PH value and the density of the wet desulphurization slurry.
In the figure: 1. emptying the pipeline; 2. flushing the valve; 3. flushing the pipeline; 4. secondary table of PH meter; 5. a sampling inlet main pipe; 6. an outlet conduit I; 7. a first outlet pipeline sampling valve; 8. a second outlet pipeline sampling valve; 9. a second outlet pipe; 10. an evacuation valve; 11. a mass flow meter; 12. sampling the diameter-variable section; 13. a first inlet pipeline sampling valve; 14. an inlet conduit; 15. a second inlet conduit; 16. a second inlet pipeline sampling valve; 17. and (4) a sampling pipeline.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in figure 1, the device for synchronously measuring the pH value and the density of the wet desulphurization slurry comprises an emptying pipeline 1, wherein an emptying valve 10 is fixedly arranged in the middle of the emptying pipeline 1, a flushing pipeline 3 and a sampling pipeline 17 are fixedly connected to the outer surface of one side of the emptying pipeline 1, the flushing pipeline 3 is positioned at the front end of the sampling pipeline 17, a mass flow meter 11 is arranged in the middle of the sampling pipeline 17, a sampling diameter-changing section 12 is arranged at the front end of the mass flow meter 11, a pH meter secondary meter 4 is arranged on the outer surface of the upper end of the sampling diameter-changing section 12, a first inlet pipeline 14 and a second inlet pipeline 15 are fixedly connected to the outer surface of one end of the sampling pipeline 17, the first inlet pipeline 14 is positioned at one side of the second inlet pipeline 15, a first inlet pipeline sampling valve 13 is arranged on the outer surface of the middle of the first inlet pipeline 14, a second inlet pipeline sampling valve 16 is, the middle part surface of flushing pipe 3 is provided with flushometer 2, and the one end external surface fixed connection of evacuation pipeline 1 has sample entry main line 5, and the one end external surface fixed connection of sample entry main line 5 has export pipeline 6 and No. two export pipelines 9, and the middle part surface of export pipeline 6 is provided with export pipeline sample valve 7 No. one, and the middle part surface of No. two export pipelines 9 is provided with export pipeline sample valve 8 No. two.
The first outlet pipeline sampling valve 7, the second outlet pipeline sampling valve 8, the first inlet pipeline sampling valve 13 and the second inlet pipeline sampling valve 16 are all electric butterfly valves so as to control the operation of the device; the flushing valve 2 is an electric flushing valve, a process flushing water pump is arranged on the outer surface of one end of the flushing pipeline 3, and the outer surface of one end of the flushing pipeline 3 is in non-detachable connection with the outer surface of one end of the sampling pipeline 17, so that the interior of the sampling pipeline 17 can be flushed conveniently, and blockage is avoided; the mass flow meter 11 is positioned in the middle of the sampling pipeline 17, the outer surfaces of two ends of the mass flow meter 11 are connected with the outer surface of the middle of the sampling pipeline 17 in an integrated installation mode, and the outer surface of the lower end of the PH meter secondary meter 4 is connected with the outer surface of the sampling diameter-changing section 12 in a split installation mode, so that the mass flow meter 11 and the sampling diameter-changing section 12 can work conveniently; the diameter of the sampling pipeline 17 is 40mm-159mm, the thickness of the sampling pipeline 17 is 3-5mm, the inside of the sampling pipeline 17 is provided with slurry, and the flow rate of the slurry is 0.5-1.2m/s, so as to ensure the accuracy of the monitoring result; the first outlet pipeline 6 and the second outlet pipeline 9 have the same structural action, and the first inlet pipeline 14 and the second inlet pipeline 15 have the same structural action, so that the switching device can work in time when a fault occurs.
It should be noted that the utility model relates to a device for synchronously measuring the pH value and the density of slurry in wet desulphurization, when in use, the slurry is led out through the first outlet pipeline 6 of a slurry circulating pump of a desulphurization tower, and then passes through the sampling pipeline 17, the pH value and the density of the slurry are respectively detected by the mass flowmeter 11 and the secondary PH meter 4 which are arranged by people, so as to realize the synchronous measurement of the pH value and the density of the slurry, when the inside of the pipeline is blocked, people can use the automatic flushing device and the emptying pipeline 1, open the flushing valve 2 and the emptying valve 10, suck process water into the sampling pipeline 17 for flushing and discharging, so as to avoid the condition of pipeline blockage, avoid the occurrence of faults, when the first outlet pipeline 6 and the first inlet pipeline 14 are in fault, people can switch the second outlet pipeline 9 and the second inlet pipeline 15 to work in time, the continuity that can guarantee data monitoring avoids the data of monitoring to appear the error, is favorable to people's use, and this device simple structure that we set up, simple to operate, the operation is reliable, and the monitoring of effectual realization thick liquid PH value and density value can also guarantee timely replenishment and the discharge of gypsum thick liquid of absorbent, realizes sulfur dioxide's effective control in the desulfurization flue gas, and is comparatively practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a wet flue gas desulfurization thick liquid pH value and density synchronous measurement's device, includes evacuation pipeline (1), its characterized in that: the emptying pipeline is characterized in that an emptying valve (10) is fixedly mounted in the middle of the emptying pipeline (1), a flushing pipeline (3) and a sampling pipeline (17) are fixedly connected to the outer surface of one side of the emptying pipeline (1), the flushing pipeline (3) is located at the front end of the sampling pipeline (17), a mass flow meter (11) is arranged in the middle of the sampling pipeline (17), a sampling diameter-changing section (12) is arranged at the front end of the mass flow meter (11), a PH meter secondary meter (4) is arranged on the outer surface of the upper end of the sampling diameter-changing section (12), a first inlet pipeline (14) and a second inlet pipeline (15) are fixedly connected to the outer surface of one end of the sampling pipeline (17), the first inlet pipeline (14) is located at one side of the second inlet pipeline (15), and a first inlet pipeline sampling valve (13) is arranged on the outer surface of the middle of the first inlet pipeline (14, the middle part surface of No. two inlet pipe says (15) is provided with No. two inlet pipe way sample valve (16), the middle part surface of flushing pipe way (3) is provided with flush valve (2), the one end external fixed surface of evacuation pipeline (1) is connected with sample entry main tube way (5), the one end external fixed surface of sample entry main tube way (5) is connected with export pipeline (6) No. one and No. two export pipeline (9), the middle part surface of export pipeline (6) is provided with export pipeline sample valve (7) No. one, the middle part surface of No. two export pipeline (9) is provided with No. two export pipeline sample valve (8).
2. The apparatus for synchronously measuring the pH value and the density of the wet desulphurization slurry according to claim 1, wherein: no. one export pipeline sample valve (7), No. two export pipeline sample valve (8), No. one import pipeline sample valve (13) and No. two import pipeline sample valve (16) are electric butterfly valve.
3. The apparatus for synchronously measuring the pH value and the density of the wet desulphurization slurry according to claim 1, wherein: the flushing valve (2) is an electric flushing valve, a process flushing water pump is arranged on the outer surface of one end of the flushing pipeline (3), and the outer surface of one end of the flushing pipeline (3) is connected with the outer surface of one end of the sampling pipeline (17) in an undetachable mode.
4. The apparatus for synchronously measuring the pH value and the density of the wet desulphurization slurry according to claim 1, wherein: mass flow meter (11) are located the middle part of sample pipeline (17), the both ends surface of mass flow meter (11) is connected with the middle part surface formula as an organic whole mounting means of sample pipeline (17), the lower extreme surface of PH meter secondary table (4) is connected for split type mounting means with the surface of sample reducing section (12).
5. The apparatus for synchronously measuring the pH value and the density of the wet desulphurization slurry according to claim 1, wherein: the diameter of the sampling pipeline (17) is 40mm-159mm, the thickness of the sampling pipeline (17) is 3-5mm, slurry is arranged in the sampling pipeline (17), and the flow rate of the slurry is 0.5-1.2 m/s.
6. The apparatus for synchronously measuring the pH value and the density of the wet desulphurization slurry according to claim 1, wherein: the first outlet pipeline (6) and the second outlet pipeline (9) have the same structural action, and the first inlet pipeline (14) and the second inlet pipeline (15) have the same structural action.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920775790.9U CN210347387U (en) | 2019-05-27 | 2019-05-27 | Device for synchronously measuring pH value and density of wet desulphurization slurry |
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| CN201920775790.9U CN210347387U (en) | 2019-05-27 | 2019-05-27 | Device for synchronously measuring pH value and density of wet desulphurization slurry |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113552019A (en) * | 2021-05-25 | 2021-10-26 | 华电电力科学研究院有限公司 | Desulfurization slurry density measurement system and working method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113552019A (en) * | 2021-05-25 | 2021-10-26 | 华电电力科学研究院有限公司 | Desulfurization slurry density measurement system and working method thereof |
| CN113552019B (en) * | 2021-05-25 | 2024-03-22 | 华电电力科学研究院有限公司 | Desulfurization slurry density measurement system and working method thereof |
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