CN211401309U - PH and density integrated measurement system of outer self-loopa of desulfurizing tower - Google Patents
PH and density integrated measurement system of outer self-loopa of desulfurizing tower Download PDFInfo
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- CN211401309U CN211401309U CN202020437062.XU CN202020437062U CN211401309U CN 211401309 U CN211401309 U CN 211401309U CN 202020437062 U CN202020437062 U CN 202020437062U CN 211401309 U CN211401309 U CN 211401309U
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Abstract
The application provides a pH and density integrated measuring system of external self-circulation of a desulfurizing tower, which comprises a first butterfly valve, a second butterfly valve, a third butterfly valve, a fourth butterfly valve, a tee joint, a pH meter and a densimeter; according to the method, by means of the power of the slurry circulating pump II and the power of the slurry circulating pump III, the desulfurization slurry flows in the pH and density integrated measuring system, self-circulation is realized, a measuring and measuring liquid pump is not required to be specially arranged, the automatic measurement of the pH and the density can be realized when the desulfurization tower normally operates, and the desulfurization slurry finally flows back into the desulfurization tower; arranging a flushing pipeline for flushing; an emptying pipeline is arranged, so that liquid can be directly drained into a trench during flushing or maintenance; arranging a maintenance bypass of the densimeter; the pH and the density of the desulfurization slurry in the desulfurization tower can be detected simply, conveniently, efficiently, highly accurately, economically and environmentally without generating negative influence on other operations and production, and the cost is low.
Description
Technical Field
The utility model belongs to the technical field of the flue gas desulfurization technique and specifically relates to a pH and density integration measurement system of desulfurizing tower extrinsic self-loopa.
Background
Currently, the more stringent Sulfur Oxides (SO)x) The emission requirements are widely applied to the field of flue gas desulfurization treatment, which also puts higher requirements on a wet desulfurization system, and the pH and density of desulfurization slurry in a desulfurization tower are more strictly controlled.
The traditional measurement methods of the pH and the density of the desulfurization slurry in the desulfurization tower mainly comprise the following methods: 1) a pipeline is independently designed, a measuring pump is installed, and a pH meter loop and a densimeter loop are arranged at the outlet of the pump to meet the measuring requirement; 2) a pH meter and a densimeter bypass are arranged at the inlet of the gypsum cyclone to meet the measurement requirement; 3) the density is measured by adopting the hole of the desulfurizing tower body in a pressure difference mode, and the pH is directly measured by arranging a short connecting pipe.
However, in the mode 1), a pump and a pipeline need to be configured independently, so that the investment cost and the construction difficulty are increased, the blocking phenomenon is very easy to generate in daily operation, more manpower is consumed for daily maintenance, and the economy is not high; in the mode 2), the measurement bypass is arranged at the inlet of the gypsum cyclone, so that the hysteresis quality appears when the desulfurization slurry enters the gypsum cyclone, and the quality of the gypsum desulfurization slurry cannot be effectively controlled in time; above-mentioned mode 3) separately measure pH and density, and the pH is measured and is passed through the external nipple of desulfurizing tower body, and because the desulfurization thick liquid does not flow and leads to the desulfurization thick liquid deposit to cause the numerical value inaccurate, frequent washing has increased daily work load, and the density measurement adopts the differential pressure measurement mode that the pressure pipe was drawn forth to the desulfurizing tower body, and the precision is lower.
Therefore, how to detect the pH and density of the desulfurization slurry in the desulfurization tower in a simple, efficient, high-precision, high-accuracy, low-cost, labor-saving, economic and environment-friendly manner without negatively affecting other operations and production is a technical problem which needs to be solved by technical personnel in the technical field.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pH and density integration measurement system of desulfurizing tower extrinsic self-loopa.
For solving the above technical problem, the utility model provides a technical scheme does:
a self-circulation pH and density integrated measuring system outside a desulfurizing tower is characterized in that a first liquid outlet, a second liquid outlet, a third liquid outlet and a fourth liquid outlet are formed in the tower wall of the bottom of the desulfurizing tower, and a first layer of spraying nozzles, a second layer of spraying nozzles, a third layer of spraying nozzles and a fourth layer of spraying nozzles are sequentially arranged in a tower cavity at the top of the desulfurizing tower from bottom to top;
a first liquid outlet on the desulfurization tower is communicated with a first liquid inlet of a slurry circulating pump through a pipeline, and a first liquid outlet of the slurry circulating pump is communicated with a first liquid inlet of each spray nozzle in the first layer of spray nozzles through a pipeline;
a liquid outlet of the second slurry circulating pump II is communicated with a liquid inlet of each spray nozzle in the second layer of spray nozzles through a pipeline;
a liquid outlet tee on the desulfurization tower is communicated with a liquid inlet of a slurry circulating pump III through a pipeline, and a liquid outlet of the slurry circulating pump III is communicated with a liquid inlet of each spray nozzle in the third layer of spray nozzles through a pipeline;
the four liquid outlet ports on the desulfurization tower are communicated with a liquid inlet of a slurry circulating pump IV through pipelines, and a liquid outlet of the slurry circulating pump IV is communicated with a liquid inlet of each spray nozzle in the fourth layer of spray nozzles through a pipeline;
the pH and density integrated measuring system comprises a first butterfly valve, a second butterfly valve, a third butterfly valve, a fourth butterfly valve, a tee joint, a pH meter and a densimeter;
a liquid outlet A is formed in a pipeline which is communicated with a liquid outlet of the slurry circulating pump II and a liquid inlet of a nozzle in the second-layer spray nozzle, the liquid outlet A is communicated with a liquid inlet of the butterfly valve I through a pipeline, and the liquid outlet of the butterfly valve I is communicated with a liquid inlet of the tee joint through a pipeline;
a liquid outlet B is formed in a pipeline which is communicated with a liquid outlet of the slurry circulating pump III and a liquid inlet of a nozzle in the third-layer spray nozzle, the liquid outlet B is communicated with a liquid inlet of the butterfly valve II through a pipeline, and a liquid outlet of the butterfly valve II is communicated with the other liquid inlet of the tee joint through a pipeline;
the liquid outlet of the tee joint is communicated with the liquid inlet of the butterfly valve III through a pipeline, the liquid outlet of the butterfly valve III is communicated with the liquid inlet of the densimeter through a pipeline, the liquid outlet of the densimeter is communicated with the liquid inlet of the butterfly valve IV through a pipeline, and the liquid outlet of the butterfly valve IV is communicated with the liquid inlet on the tower wall of the desulfurizing tower through a pipeline;
the densimeter is horizontally arranged;
and a pH meter is arranged on a pipeline for communicating the liquid outlet of the tee joint with the liquid inlet of the butterfly valve III.
Preferably, the device also comprises a flushing butterfly valve;
a flushing water inlet is formed in a pipeline which communicates a liquid outlet of the tee joint with a liquid inlet of the butterfly valve III;
the water outlet of the process water supply pump is communicated with the water inlet of the flushing butterfly valve through a pipeline, and the water outlet of the flushing butterfly valve is communicated with the water inlet of the flushing water through a pipeline so as to form a flushing pipeline.
Preferably, the device further comprises an emptying butterfly valve;
a drain port is arranged on a pipeline which communicates the liquid outlet of the tee joint with the liquid inlet of the butterfly valve III;
the emptying port is communicated with a liquid inlet of the emptying butterfly valve through a pipeline, and a liquid outlet of the emptying butterfly valve is communicated with a trench through a pipeline so as to form an emptying pipeline.
Preferably, the vent, the flushing water inlet and the pH meter are sequentially arranged in the direction from the tee to the third butterfly valve on a pipeline communicating a liquid outlet of the tee with a liquid inlet of the third butterfly valve.
Preferably, the system also comprises a maintenance butterfly valve;
the liquid outlet of tee bend pass through the pipeline with the inlet intercommunication of overhauing the butterfly valve, the liquid outlet of overhauing the butterfly valve pass through the pipeline with inlet intercommunication on the tower wall of desulfurizing tower to constitute the maintenance bypass of densimeter.
Preferably, the installation height of the densimeter from the ground is 1-2 meters, and the height of the liquid inlet on the tower wall of the desulfurization tower from the ground is 7-8 meters, so that the densimeter is filled with the desulfurization slurry.
Compared with the prior art, the utility model, have following advantage:
1) this application with the help of the power of slurry circulating pump two and slurry circulating pump three, let the desulfurization thick liquid flow at pH and density integration measurement system, realize the self-loopa, need not to set up the measuring and get the liquid pump for detecting pH and density again specially, can realize the automatic measure of pH and density when the desulfurizing tower normal operating, and the desulfurization thick liquid finally flows back to the desulfurizing tower in, can realize the desulfurization thick liquid circulation, not external row can not cause the pollution to the environment.
2) The front end is provided with a butterfly valve I and a butterfly valve II, so that the flow rate of the desulfurization slurry is reduced, the normal operation of the pH and density integrated measurement system is ensured to be realized at a low flow rate, the abrasion of the probe of the pH meter and the probe of the densimeter due to overhigh flow rate is avoided, and the service life of the instrument is prolonged.
3) This application sets up two circulation pipeline and gets liquid, as long as when any one of them pump operation in the two and the three slurry circulating pumps of slurry circulating pump, all can realize pH and density integration measurement system's normal operating, need not to set up the liquid pump of measurationing again specially for detecting pH and density, has saved the installation cost and the later stage running cost of the liquid pump of measurationing.
4) The utility model discloses a mode of series connection pH meter and densimeter can measure the density and the pH value of the desulfurization thick liquid in the desulfurizing tower simultaneously.
5) In the application, the desulfurization slurry in the pH and density integrated measurement system is always in a circulating state, and the flow speed is adjustable.
6) In the application, the pH and density integrated measuring system is connected to a flushing pipeline, so that the pH and density integrated measuring system can be flushed at any time, precipitation is avoided, and the reliability of pH and density measured values is ensured.
7) In this application, set up the evacuation pipeline, can directly discharge into the trench with liquid when washing or overhauing, the desulfurizing slurry in the trench finally discharges into the desulfurizing tower pit.
8) The height difference between the densimeter and the liquid inlet on the tower wall of the desulfurizing tower ensures that the desulfurizing slurry is full of the densimeter, thereby ensuring that the desulfurizing slurry in the measuring system is always in a full pipe state and improving the measuring precision and accuracy of the densimeter.
9) The pH and density integrated measuring system has the advantages of simple structure, low construction cost, daily easy maintenance and low failure rate, can effectively improve the reliability of measuring the pH and density of the desulfurization slurry in the desulfurization tower, has safety, realizes uninterrupted real-time measurement, and realizes the detection of the pH and density of the desulfurization slurry in the desulfurization tower in a simple, convenient, efficient, high-precision, high-accuracy, low-cost, labor-saving, economic and environment-friendly manner without generating negative influence on other operations and production.
Drawings
Fig. 1 is a schematic structural diagram of a pH and density integrated measurement system with external self-circulation of a desulfurizing tower according to an embodiment of the present invention.
In the figure: 001 first layer spray nozzles, 002 second layer spray nozzles, 003 third layer spray nozzles and 004 fourth layer spray nozzles;
011 slurry circulating pump I, 012 slurry circulating pump II, 013 slurry circulating pump III and 014 slurry circulating pump IV;
021 desulfurizing tower;
1, 2, 3, 4, 5, 6-densimeter;
7, flushing the butterfly valve;
8, emptying a butterfly valve and 9 a trench;
and 10, repairing the butterfly valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "axial", "radial", "longitudinal", "lateral", "length", "width", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like are used in the orientation or positional relationship indicated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a pH and density integrated measurement system with external self-circulation of a desulfurizing tower according to an embodiment of the present invention.
The application provides a pH and density integrated measurement system with self-circulation outside a desulfurizing tower, wherein a first liquid outlet, a second liquid outlet, a third liquid outlet and a fourth liquid outlet are arranged on the tower wall at the bottom of a desulfurizing tower 021, and a first layer of spray nozzles 001, a second layer of spray nozzles 002, a third layer of spray nozzles 003 and a fourth layer of spray nozzles 004 are sequentially arranged in a tower cavity at the top of the desulfurizing tower 021 from bottom to top;
a first liquid outlet on the desulfurizing tower 021 is communicated with a liquid inlet of a slurry circulating pump I011 through a pipeline, and a liquid outlet of the slurry circulating pump I011 is communicated with a liquid inlet of each nozzle in the first layer of spraying nozzles 001 through a pipeline;
a liquid outlet on the desulfurizing tower 021 is communicated with a liquid inlet of a slurry circulating pump II 012 through a pipeline, and a liquid outlet of the slurry circulating pump II 012 is communicated with a liquid inlet of each spray nozzle in the second layer of spray nozzles 002 through a pipeline;
a liquid outlet tee on the desulfurizing tower 021 is communicated with a liquid inlet of a slurry circulating pump III 013 through a pipeline, and a liquid outlet of the slurry circulating pump III 013 is communicated with a liquid inlet of each spray nozzle in the third layer of spray nozzles 003 through a pipeline;
a four-way liquid outlet on the desulfurizing tower 021 is communicated with a liquid inlet of a slurry circulating pump four 014 through a pipeline, and a liquid outlet of the slurry circulating pump four 014 is communicated with a liquid inlet of each nozzle in the fourth layer of spraying nozzles 004 through a pipeline;
the pH and density integrated measuring system comprises a first butterfly valve 1, a second butterfly valve 2, a third butterfly valve 3, a fourth butterfly valve 4, a tee joint, a pH meter 5 and a densimeter 6;
a liquid outlet A is formed in a pipeline which is communicated with a liquid outlet of the slurry circulating pump II 012 and a liquid inlet of a nozzle in the second-layer spray nozzle 002, the liquid outlet A is communicated with a liquid inlet of the butterfly valve I1 through a pipeline, and the liquid outlet of the butterfly valve I1 is communicated with a liquid inlet of the tee joint through a pipeline;
a liquid outlet B is formed in a pipeline which is communicated with a liquid outlet of the slurry circulating pump III 013 and a liquid inlet of a nozzle in the third layer of spraying nozzles 003, the liquid outlet B is communicated with a liquid inlet of the butterfly valve II 2 through a pipeline, and a liquid outlet of the butterfly valve II 2 is communicated with the other liquid inlet of the tee joint through a pipeline;
the liquid outlet of the tee joint is communicated with the liquid inlet of a third butterfly valve 3 through a pipeline, the liquid outlet of the third butterfly valve 3 is communicated with the liquid inlet of a densimeter 6 through a pipeline, the liquid outlet of the densimeter 6 is communicated with the liquid inlet of a fourth butterfly valve 4 through a pipeline, and the liquid outlet of the fourth butterfly valve 4 is communicated with the liquid inlet on the tower wall of the desulfurizing tower 021 through a pipeline;
the densimeter 6 is horizontally arranged;
and a pH meter 5 is arranged on a pipeline for communicating the liquid outlet of the tee joint with the liquid inlet of the butterfly valve III 3.
In an embodiment of the present application, the above-mentioned pH and density integrated measurement system with self-circulation outside the desulfurization tower further includes a flushing butterfly valve 7;
a flushing water inlet is formed in a pipeline which communicates a liquid outlet of the tee joint with a liquid inlet of the butterfly valve III 3;
the water outlet of the process water supply pump is communicated with the water inlet of the flushing butterfly valve 7 through a pipeline, and the water outlet of the flushing butterfly valve 7 is communicated with the water inlet of the flushing water through a pipeline so as to form a flushing pipeline.
In an embodiment of the present application, the above-mentioned pH and density integrated measurement system with external self-circulation of a desulfurization tower further includes an emptying butterfly valve 8;
a drain port is arranged on a pipeline which communicates the liquid outlet of the tee joint with the liquid inlet of the butterfly valve III 3;
the emptying port is communicated with a liquid inlet of an emptying butterfly valve 8 through a pipeline, and a liquid outlet of the emptying butterfly valve 8 is communicated with a trench 9 through a pipeline so as to form an emptying pipeline.
In an embodiment of the present application, on a pipeline communicating a liquid outlet of the tee joint with a liquid inlet of the butterfly valve iii 3, the evacuation port, the flushing water inlet, and the pH meter 5 are sequentially arranged in a direction from the tee joint to the butterfly valve iii 3.
In an embodiment of the present application, the above-mentioned external self-circulation pH and density integrated measurement system of the desulfurization tower further includes a service butterfly valve 10;
the liquid outlet of tee bend pass through the pipeline with the inlet intercommunication of overhauing butterfly valve 10, the liquid outlet of overhauing butterfly valve 10 pass through the pipeline with inlet intercommunication on the tower wall of desulfurizing tower 021 to constitute the maintenance bypass of densimeter 6.
In one embodiment of the present application, the height of the densitometer 6 installed from the ground is 1 to 2 meters, and the height of the liquid inlet on the column wall of the desulfurizing column 021 from the ground is 7 to 8 meters, for filling the densitometer 6 with the desulfurization slurry.
Compared with the prior art, the utility model, have following advantage:
1) this application lets the desulfurization thick liquid flow at pH and density integration measurement system with the help of the power of slurry circulating pump two 012 and slurry circulating pump three 013, realizes the self-loopa, need not to set up the measuring and get the liquid pump for detecting pH and density again specially, can realize the automatic measure of pH and density when desulfurizing tower 021 normal operating, and the desulfurization thick liquid finally flows back in desulfurizing tower 021, can realize the desulfurization thick liquid circulation, and not the external row can not cause the pollution to the environment.
2) The front end is provided with a butterfly valve I1 and a butterfly valve II 2, so that the flow rate of the desulfurization slurry is reduced, the normal operation of the pH and density integrated measurement system is ensured to be realized at a low flow rate, the abrasion of the over-high flow rate on probes of a pH meter 5 and a densimeter 6 is avoided, and the service life of the instrument is prolonged.
3) This application sets up two circulation pipeline and gets liquid, as long as wherein any pump operation in two 012 and the three 013 of slurry circulation pumps of slurry circulation pump, all can realize pH and density integration measurement system's normal operating, need not to set up the measurement liquid pump specially for detecting pH and density again, has saved the installation cost and the later stage running cost of measurement liquid pump.
4) The utility model discloses a mode of series connection pH meter 5 and densimeter 6 can measure the density and the pH value of the desulfurization thick liquid in desulfurizing tower 021 simultaneously.
5) In the application, the desulfurization slurry in the pH and density integrated measurement system is always in a circulating state, and the flow speed is adjustable.
6) In the application, the pH and density integrated measuring system is connected to a flushing pipeline, so that the pH and density integrated measuring system can be flushed at any time, precipitation is avoided, and the reliability of pH and density measured values is ensured.
7) In this application, set up the evacuation pipeline, can directly discharge into trench 9 with liquid when washing or overhauing, the desulfurization thick liquid in trench 9 finally discharges into the desulfurizing tower pit.
8) The height difference between the density meter 6 and the liquid inlet on the tower wall of the desulfurizing tower 021 ensures that the desulfurizing slurry is filled in the density meter 6, thereby ensuring that the desulfurizing slurry in the measuring system is always in a full pipe state and improving the precision and accuracy of the measurement of the density meter 6.
9) The pH and density integrated measuring system has the advantages of simple structure, low construction cost, daily easy maintenance and low failure rate, can effectively improve the reliability of measuring the pH and density of the desulfurization slurry in the desulfurizing tower 021, is safe, realizes uninterrupted real-time measurement, and realizes the detection of the pH and density of the desulfurization slurry in the desulfurizing tower 021 in a simple, convenient, high-efficiency, high-precision, high-accuracy, low-cost, labor-saving, economic and environment-friendly manner without generating negative influence on other operations and production.
The method and the device not described in detail in the present invention are prior art and will not be described in detail.
The principles and embodiments of the present invention have been explained herein using specific embodiments, which are merely used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (6)
1. A self-circulation pH and density integrated measuring system outside a desulfurizing tower is characterized in that a first liquid outlet, a second liquid outlet, a third liquid outlet and a fourth liquid outlet are formed in the tower wall of the bottom of the desulfurizing tower, and a first layer of spraying nozzles, a second layer of spraying nozzles, a third layer of spraying nozzles and a fourth layer of spraying nozzles are sequentially arranged in a tower cavity at the top of the desulfurizing tower from bottom to top;
a first liquid outlet on the desulfurization tower is communicated with a first liquid inlet of a slurry circulating pump through a pipeline, and a first liquid outlet of the slurry circulating pump is communicated with a first liquid inlet of each spray nozzle in the first layer of spray nozzles through a pipeline;
a liquid outlet of the second slurry circulating pump II is communicated with a liquid inlet of each spray nozzle in the second layer of spray nozzles through a pipeline;
a liquid outlet tee on the desulfurization tower is communicated with a liquid inlet of a slurry circulating pump III through a pipeline, and a liquid outlet of the slurry circulating pump III is communicated with a liquid inlet of each spray nozzle in the third layer of spray nozzles through a pipeline;
the four liquid outlet ports on the desulfurization tower are communicated with a liquid inlet of a slurry circulating pump IV through pipelines, and a liquid outlet of the slurry circulating pump IV is communicated with a liquid inlet of each spray nozzle in the fourth layer of spray nozzles through a pipeline;
the integrated pH and density measuring system is characterized by comprising a first butterfly valve, a second butterfly valve, a third butterfly valve, a fourth butterfly valve, a tee joint, a pH meter and a densimeter;
a liquid outlet A is formed in a pipeline which is communicated with a liquid outlet of the slurry circulating pump II and a liquid inlet of a nozzle in the second-layer spray nozzle, the liquid outlet A is communicated with a liquid inlet of the butterfly valve I through a pipeline, and the liquid outlet of the butterfly valve I is communicated with a liquid inlet of the tee joint through a pipeline;
a liquid outlet B is formed in a pipeline which is communicated with a liquid outlet of the slurry circulating pump III and a liquid inlet of a nozzle in the third-layer spray nozzle, the liquid outlet B is communicated with a liquid inlet of the butterfly valve II through a pipeline, and a liquid outlet of the butterfly valve II is communicated with the other liquid inlet of the tee joint through a pipeline;
the liquid outlet of the tee joint is communicated with the liquid inlet of the butterfly valve III through a pipeline, the liquid outlet of the butterfly valve III is communicated with the liquid inlet of the densimeter through a pipeline, the liquid outlet of the densimeter is communicated with the liquid inlet of the butterfly valve IV through a pipeline, and the liquid outlet of the butterfly valve IV is communicated with the liquid inlet on the tower wall of the desulfurizing tower through a pipeline;
the densimeter is horizontally arranged;
and a pH meter is arranged on a pipeline for communicating the liquid outlet of the tee joint with the liquid inlet of the butterfly valve III.
2. The integrated measurement system for pH and density of self-circulation outside a desulfurizing tower according to claim 1, characterized by further comprising a flushing butterfly valve;
a flushing water inlet is formed in a pipeline which communicates a liquid outlet of the tee joint with a liquid inlet of the butterfly valve III;
the water outlet of the process water supply pump is communicated with the water inlet of the flushing butterfly valve through a pipeline, and the water outlet of the flushing butterfly valve is communicated with the water inlet of the flushing water through a pipeline so as to form a flushing pipeline.
3. The integrated measurement system for pH and density of self-circulation outside a desulfurizing tower according to claim 2, characterized by further comprising an emptying butterfly valve;
a drain port is arranged on a pipeline which communicates the liquid outlet of the tee joint with the liquid inlet of the butterfly valve III;
the emptying port is communicated with a liquid inlet of the emptying butterfly valve through a pipeline, and a liquid outlet of the emptying butterfly valve is communicated with a trench through a pipeline so as to form an emptying pipeline.
4. The integrated measurement system of the pH and density of the external self-circulation of the desulfurizing tower according to claim 3, wherein the evacuation port, the flushing water inlet and the pH meter are arranged in sequence from the tee joint to the butterfly valve III on a pipeline communicating the liquid outlet of the tee joint with the liquid inlet of the butterfly valve III.
5. The integrated measurement system for pH and density of self-circulation outside the desulfurizing tower according to claim 1, characterized by further comprising a maintenance butterfly valve;
the liquid outlet of tee bend pass through the pipeline with the inlet intercommunication of overhauing the butterfly valve, the liquid outlet of overhauing the butterfly valve pass through the pipeline with inlet intercommunication on the tower wall of desulfurizing tower to constitute the maintenance bypass of densimeter.
6. The integrated measurement system for pH and density of self-circulation outside a desulfurization tower as recited in claim 1, wherein the installation height of the densitometer from the ground is 1-2 m, and the height of the liquid inlet on the tower wall of the desulfurization tower from the ground is 7-8 m, so as to fill the densitometer with the desulfurization slurry.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020437062.XU CN211401309U (en) | 2020-03-30 | 2020-03-30 | PH and density integrated measurement system of outer self-loopa of desulfurizing tower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020437062.XU CN211401309U (en) | 2020-03-30 | 2020-03-30 | PH and density integrated measurement system of outer self-loopa of desulfurizing tower |
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Effective date of registration: 20220507 Address after: Room 2002, area B, 20th floor, building 1, Shuntai Plaza, 2000 Shunhua Road, high tech Zone, Jinan City, Shandong Province, 250101 Patentee after: SHANDONG HUANNENG DESIGN INSTITUTE Co.,Ltd. Address before: 250100 no.1808, zone B3, East 18 / F, building 1, Shuntai Plaza, 2000 Shunhua Road, high tech Zone, Jinan City, Shandong Province Patentee before: SHANDONG BIKONG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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