CN205080024U - Wet flue gas desulfurization absorption tower slurry density pH value integration measuring device - Google Patents
Wet flue gas desulfurization absorption tower slurry density pH value integration measuring device Download PDFInfo
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- CN205080024U CN205080024U CN201520887141.XU CN201520887141U CN205080024U CN 205080024 U CN205080024 U CN 205080024U CN 201520887141 U CN201520887141 U CN 201520887141U CN 205080024 U CN205080024 U CN 205080024U
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Abstract
The utility model discloses a wet flue gas desulfurization absorption tower slurry density pH value integration measuring device, include the interface, mass flow meter and the pH value measuring device that are connected with the desulfurization absorption tower, interface, mass flow meter and pH value measuring device connect gradually, PH value measuring device includes the thick liquid storage tank and sets up the pH meter on the thick liquid storage tank. The utility model discloses an interface is connected with the absorption tower to established ties mass flow meter and pH value measuring device can the simultaneous measurement go out the gypsum slurry's in the absorption tower density and pH value, for the desulfurization absorption tower having created the condition to the gypsum slurry that gypsum swirler provided qualified quality. Wash the pipeline on line, open after on line measurement finishes and wash the pipeline on line, can simplify the system greatly in order to wash the system. Owing to can in time wash the system, so can reduce measurement system's failure risk, can effectively improve absorption tower slurry density and pH value measuring reliability.
Description
Technical field
The utility model relates to a kind of wet desulphurization absorption tower serum density pH value integrated measurer.
Background technology
The measurement of conventional wet lay slurry density of desulfurizing absorption column pH value mainly contains following several mode: 1) adopt gypsum slurries extraction pump return line installation pH meter and densitometer to meet and measure requirement; 2) gypsum cyclone inlet arranges pH meter and densitometer bypass and meets and measure requirement; 3) arrange special slurries and measure pump, pump discharge arranges pH meter and densitometer loop meets measurement requirement; 4) densitometer adopts absorption tower body differential pressure measurement, and pH meter adopts independently pipeline to meet and measures requirement.
Mode 1) adopt the mode of branch road backflow to measure, due to gypsum extraction pump major function for gypsum cyclone provides gypsum slurries matter under qualified gypsum slurries and accident condition therefore slurry tank.Branch road regurgitation measurement easily has a negative impact to main line, and when gypsum cyclone normally runs due to the larger difference of caliber and flow velocity, branch road regurgitation measurement also has difficulties.Mode 2) at gypsum cyclone inlet, measurement bypass is set, easily occur that gypsum slurries is defective and enter gypsum cyclone and cannot in time in the quality of gypsum extraction pump control of export gypsum slurries.Mode 3) overcome mode 1) and 2) run in may produced problem, but need independent allocating and measuring pump, add initial outlay and operating cost, performance driving economy is not high in the long run.Mode 4) distinguish density measurement and pH value, and also the precision of differential pressure measurement is not high, and subitem is measured and is had higher requirement to the control of gypsum slurries quality, and control system is relatively loaded down with trivial details.
Utility model content
The purpose of this utility model is exactly to solve the problem, a kind of wet desulphurization absorption tower serum density pH value integrated measurer is provided, it is simple that this device has structure, greatly can reduce failure risk, effectively can improve the reliability of absorption tower serum density and pH value measurement, security is high, practical advantage.
To achieve these goals, the utility model adopts following technical scheme:
A kind of wet desulphurization absorption tower serum density pH value integrated measurer, comprise the interface, mass flowmeter and the pH value measurement mechanism that are connected with desulfuration absorbing tower, described interface, mass flowmeter are connected successively with pH value measurement mechanism; Described pH value measurement mechanism comprises serum storage tank and is arranged on the pH meter in serum storage tank.
Preferably, the upper end open of described serum storage tank, slurries overflow serum storage tank by opening.Slurries can overflow serum storage tank in time, the measuring error that local ph difference can be avoided to bring, and ensure that continuity and the accuracy of measurement.
Preferred further, described opening part connecting tube, pipeline is connected with waste collection tank.
Preferred further, described opening part connecting tube, solution is imported trench by pipeline.By pipeline, solution is imported waste collection tank or trench, the clean of measuring system can be kept, can not to environment.
Preferably, described slurry density of desulfurizing absorption column pH value integrated measurer also comprises online flushing line, and one end of on-line rinsing pipeline and the pipeline connection between described interface and mass flowmeter, the other end of on-line rinsing pipeline is connected with water source.Namely on-line rinsing pipeline can rinse measuring system after measurement, reduces the rate of breakdown of measuring system.
Preferably, the pipeline between described on-line rinsing pipeline and mass flowmeter is provided with the valve for getting rid of waste liquid.This valve can be used for discharging the slurries in serum storage tank and the waste water in discharge flushing process, is convenient to the flushing of system.
Preferably, the pipeline between described mass flowmeter and serum storage tank is provided with the valve for getting rid of waste liquid.
This slurry density of desulfurizing absorption column pH value integrated measurer is arranged near gypsum slurries extraction pump, and more adequately can measure density and the pH value of gypsum slurries, dependable with function is stronger.
The beneficial effects of the utility model are:
1, the utility model is connected with absorption tower by interface, and connected mass flowmeter and pH value measurement mechanism, density and the pH value of the gypsum slurries in absorption tower can be measured, for desulfuration absorbing tower provides the gypsum slurries of qualified quality to create condition to gypsum cyclone simultaneously.
2, the utility model is also provided with on-line rinsing pipeline, opens on-line rinsing pipeline after on-line measurement, namely can rinse system, enormously simplify system.Owing to can clean in time system, so the failure risk of measuring system can be reduced, the reliability of absorption tower serum density and pH value measurement effectively can be improved.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, 1, interface, 2, water source, 3, mass flowmeter, 4, pH meter, 5, serum storage tank.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As shown in Figure 1, a kind of wet desulphurization absorption tower serum density pH value integrated measurer, comprise the interface 1, mass flowmeter 3 and the pH value measurement mechanism that are connected with desulfuration absorbing tower, described interface 1, mass flowmeter 3 are connected successively with pH value measurement mechanism; The pH meter 4 that described pH value measurement mechanism comprises serum storage tank 5 and is arranged in serum storage tank 5.
The upper end open of serum storage tank 5, slurries overflow serum storage tank by opening; Also can make the opening part connecting tube of serum storage tank 5, pipeline is connected with waste collection tank; Or opening part connecting tube, solution is imported trench by pipeline.By pipeline, solution is imported waste collection tank or trench, the clean of measuring system can be kept, can not to environment.
Above-mentioned slurry density of desulfurizing absorption column pH value integrated measurer also comprises online flushing line, and one end of on-line rinsing pipeline and the pipeline connection between described interface 1 and mass flowmeter 3, the other end of on-line rinsing pipeline is connected with water source 2.
Pipeline between on-line rinsing pipeline and mass flowmeter 3 is provided with the valve for getting rid of waste liquid;
Or valve pipeline between mass flowmeter 3 and serum storage tank 5 is provided with for getting rid of waste liquid.
Interface 1 arranges hand valve and motorized valve, and hand valve often leaves, and closes during pipeline repair and maintenance.Motorized valve controls measuring system, closes motorized valve, wash-down water in emptying system after on-line rinsing when pH meter 4 and mass flowmeter 3 need to rinse.Motorized valve is opened and is automatically entered measurement pattern.Wash-down water and exhaust system all adopt motorized valve, realize on-line rinsing discharge function.
During normal detection, hand valve and the motorized valve at interface 1 place are all opened, the valve closing of on-line rinsing pipeline, valve closing between on-line rinsing pipeline and mass flowmeter 3, slurries enter in serum storage tank 5 by mass flowmeter, the pH value of pH meter 4 pairs of slurries detects, and then slurries are from the top overflow of serum storage tank 5.
After detection, the motorized valve at down interface 1 place, opens the valve between on-line rinsing pipeline and mass flowmeter 3, is got rid of by the slurries in serum storage tank 5 clean; Close the valve between online flushing line and mass flowmeter 3, open the valve on on-line rinsing pipeline, on-line rinsing is carried out to detection system.After flushing, close the valve on online flushing line, open the valve between on-line rinsing pipeline and mass flowmeter 3, the wash-down water in serum storage tank is got rid of clean, complete on-line rinsing.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to utility model protection scope; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still in protection domain of the present utility model.
Claims (7)
1. a wet desulphurization absorption tower serum density pH value integrated measurer, is characterized in that: comprise the interface, mass flowmeter and the pH value measurement mechanism that are connected with desulfuration absorbing tower, described interface, mass flowmeter are connected successively with pH value measurement mechanism; Described pH value measurement mechanism comprises serum storage tank and is arranged on the pH meter in serum storage tank.
2. wet desulphurization absorption tower serum density pH value integrated measurer according to claim 1, is characterized in that: the upper end open of described serum storage tank, slurries overflow serum storage tank by opening.
3. wet desulphurization absorption tower serum density pH value integrated measurer according to claim 2, is characterized in that: described opening part connecting tube, pipeline is connected with waste collection tank.
4. wet desulphurization absorption tower serum density pH value integrated measurer according to claim 2, is characterized in that: described opening part connecting tube, solution is imported trench by pipeline.
5. according to the arbitrary described wet desulphurization absorption tower serum density pH value integrated measurer of claim 1-4, it is characterized in that: described slurry density of desulfurizing absorption column pH value integrated measurer also comprises online flushing line, one end of on-line rinsing pipeline and the pipeline connection between described interface and mass flowmeter, the other end of on-line rinsing pipeline is connected with water source.
6. wet desulphurization absorption tower serum density pH value integrated measurer according to claim 5, is characterized in that: the pipeline between described on-line rinsing pipeline and mass flowmeter is provided with the valve for getting rid of waste liquid.
7. wet desulphurization absorption tower serum density pH value integrated measurer according to claim 5, is characterized in that: the pipeline between described mass flowmeter and serum storage tank is provided with the valve for getting rid of waste liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520887141.XU CN205080024U (en) | 2015-11-09 | 2015-11-09 | Wet flue gas desulfurization absorption tower slurry density pH value integration measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520887141.XU CN205080024U (en) | 2015-11-09 | 2015-11-09 | Wet flue gas desulfurization absorption tower slurry density pH value integration measuring device |
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| CN205080024U true CN205080024U (en) | 2016-03-09 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106706739A (en) * | 2017-03-01 | 2017-05-24 | 武汉立为工程技术有限公司 | Absorption tower pH and density measuring device for preventing blocking with rinsing water |
| CN107024410A (en) * | 2017-06-16 | 2017-08-08 | 聊城信源集团有限公司 | A kind of measuring system of desulfurization carbide slag slurry parameter |
| CN109030739A (en) * | 2018-07-31 | 2018-12-18 | 中国大唐集团科学技术研究院有限公司西北分公司 | A kind of pH value of slurry of desulfuration absorption tower and density online testing device and method |
| CN109406578A (en) * | 2018-10-16 | 2019-03-01 | 华电电力科学研究院有限公司 | A kind of desulfurized gypsum slurry pH value on-line measurement device and its working method |
| CN112415148A (en) * | 2020-08-18 | 2021-02-26 | 北京国电龙源环保工程有限公司 | Wet flue gas desulfurization system CaSO based on online learning3Soft measurement method |
-
2015
- 2015-11-09 CN CN201520887141.XU patent/CN205080024U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106706739A (en) * | 2017-03-01 | 2017-05-24 | 武汉立为工程技术有限公司 | Absorption tower pH and density measuring device for preventing blocking with rinsing water |
| CN107024410A (en) * | 2017-06-16 | 2017-08-08 | 聊城信源集团有限公司 | A kind of measuring system of desulfurization carbide slag slurry parameter |
| CN109030739A (en) * | 2018-07-31 | 2018-12-18 | 中国大唐集团科学技术研究院有限公司西北分公司 | A kind of pH value of slurry of desulfuration absorption tower and density online testing device and method |
| CN109030739B (en) * | 2018-07-31 | 2024-06-18 | 中国大唐集团科学技术研究院有限公司西北分公司 | Online testing device and method for pH value and density of slurry of desulfurization absorption tower |
| CN109406578A (en) * | 2018-10-16 | 2019-03-01 | 华电电力科学研究院有限公司 | A kind of desulfurized gypsum slurry pH value on-line measurement device and its working method |
| CN112415148A (en) * | 2020-08-18 | 2021-02-26 | 北京国电龙源环保工程有限公司 | Wet flue gas desulfurization system CaSO based on online learning3Soft measurement method |
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