CN219971987U - Operation system for improving pH value of desalted water - Google Patents
Operation system for improving pH value of desalted water Download PDFInfo
- Publication number
- CN219971987U CN219971987U CN202320314362.2U CN202320314362U CN219971987U CN 219971987 U CN219971987 U CN 219971987U CN 202320314362 U CN202320314362 U CN 202320314362U CN 219971987 U CN219971987 U CN 219971987U
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- Prior art keywords
- tank
- flowmeter
- value
- desalted water
- pump
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000002156 mixing Methods 0.000 claims abstract description 38
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 17
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 17
- 239000010452 phosphate Substances 0.000 claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000006392 deoxygenation reaction Methods 0.000 claims 1
- 239000003054 catalyst Substances 0.000 abstract description 6
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 abstract description 3
- 239000007809 chemical reaction catalyst Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 13
- 239000007789 gas Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 239000003929 acidic solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
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- Removal Of Specific Substances (AREA)
Abstract
The utility model discloses an operation system for improving the pH value of desalted water, which comprises a mixing tank, wherein one side of the mixing tank is connected with a desalted water inlet pipeline, the desalted water inlet pipeline is connected with a first flowmeter and a first pH meter, the first pH meter is arranged close to the mixing tank, the mixing tank is also connected with an adjusting system, a proportional control system is connected between the adjusting system and the first flowmeter, and the bottom of the mixing tank is connected with a deoxidized phosphate system. The utility model solves the problems that the pH value of desalted water entering the system is too low, and the operation of the carbonyl reaction catalyst system is difficult or even stopped under the low pH value environment, and the desalted water with the pH value of more than 7.0 enters the system to provide a good operation environment for the catalyst, thereby saving the cost of stopping and driving the system and avoiding the potential safety hazard caused by stopping and driving the system.
Description
Technical Field
The utility model belongs to the technical field of industrial desalted water pH value adjusting systems, and particularly relates to an operating system for improving the desalted water pH value.
Background
The catalyst system of the butanol/2-pH device operates in a weak acid state, the pH value of the desalted water in a boundary region is 6.0-6.5, the pH value of the desalted water entering the system with the too low pH value can cause the too low pH value of the system, the poor operation of the catalyst system of the system can be caused, and the system can be stopped when the catalyst system is serious.
Disclosure of Invention
The utility model aims to provide an operation system for improving the pH value of desalted water, which solves the problem that the operation of a catalyst system of the system is difficult due to the too low pH value of desalted water entering the system in the prior art.
The technical scheme adopted by the utility model is as follows: the operation system for improving the pH value of the desalted water comprises a mixing tank, wherein one side of the mixing tank is connected with a desalted water inlet pipeline, the desalted water inlet pipeline is connected with a first flowmeter and a first pH meter, the first pH meter is arranged close to the mixing tank, the mixing tank is further connected with an adjusting system, a proportional control system is connected between the adjusting system and the first flowmeter, and the bottom of the mixing tank is connected with a deoxidized phosphate system.
The present utility model is also characterized in that,
the regulating system comprises a buffer tank, the top of the buffer tank is connected with an input pipe, the bottom of the buffer tank is connected with a first bottom pump, the output end of the first bottom pump is connected with a mixing tank through a first connecting pipe, a second flowmeter and a second pH meter are connected to the first connecting pipe, the second flowmeter is arranged close to the first bottom pump, and the proportional control system is connected between the first flowmeter and the second flowmeter.
The deoxidizing phosphate system comprises a storage tank, the storage tank is connected with the mixing tank through a second connecting pipe, the top of the storage tank is connected with the deoxidizing system, and the bottom of the storage tank is connected with the conveying system.
The second bottom pump, the third flowmeter and the third pH meter are sequentially connected to the pipe body of the second connecting pipe, and the second bottom pump is arranged close to the mixing tank.
The deoxidization system comprises a vacuum pump, the vacuum pump is connected with the storage tank through an inlet pipeline of the vacuum pump, and an output end of the vacuum pump is connected with an exhaust pipe.
The conveying system comprises a conveying pump, the conveying pump is connected with the storage tank through a conveying pipe, and the output end of the conveying pump is connected with an outlet pipe.
The beneficial effects of the utility model are as follows: the operation system for improving the pH value of the desalted water solves the problems that the operation of a carbonyl reaction catalyst system is difficult or even stopped under the environment with low pH value due to the too low pH value of the desalted water entering the system; the desalted water with the pH value of 7.0 or more enters the system to provide a good operation environment for the catalyst, so that the parking and driving cost of the system is saved, and the potential safety hazard caused by parking and driving is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of an operating system for increasing the pH of desalted water.
In the figure, 1 a desalted water inlet line, 2 a first flowmeter, 3 a first pH meter, 4 a mixing tank, 5 an input pipe, 6 a buffer tank, 7 a first bottom pump, 8 a second flowmeter, 9 a second pH meter, 10 a second bottom pump, 11 a third flowmeter, 12 a third pH meter, 13 a storage tank, 14 a transfer pump, 15 an outlet pipe, 16 a vacuum pump inlet line, 17 a vacuum pump, 18 an exhaust pipe, 19 a proportional control system, 20 a first connecting pipe, 21 a second connecting pipe, 22 a transfer pipe.
Detailed Description
The utility model will be described in detail with reference to the accompanying drawings and detailed description.
The utility model provides an operation system for improving the pH value of desalted water, which is shown in figure 1, and comprises a mixing tank 4, wherein one side of the mixing tank 4 is connected with a desalted water inlet pipeline 1, the desalted water inlet pipeline 1 is connected with a first flowmeter 2 and a first pH meter 3, the first pH meter 3 is arranged close to the mixing tank 4, the mixing tank 4 is also connected with an adjusting system, a proportional control system 19 is connected between the adjusting system and the first flowmeter 2, and the bottom of the mixing tank 4 is connected with a deoxidized phosphate system. The regulating system is used for storing phosphate solution, the mixed desalted water enters the mixing tank 4 from the desalted water inlet pipeline 1, is mixed with the phosphate solution in the mixing tank 4, the liquid level is controlled to be 50% by regulating the mixed solution by the proportion control system, the mixed solution in the mixing tank 4 enters the deoxidized phosphate system, the pH value of the solution flowing out of the mixing tank 4 is not less than 7.0, the deoxidized phosphate system discharges gas, and meanwhile, the solution is transferred into a subsequent system, so that the effect of neutralizing the acidic solution is achieved.
The regulating system comprises a buffer tank 6, an input pipe 5 is connected to the top of the buffer tank 6, a first bottom pump 7 is connected to the bottom of the buffer tank 6, the output end of the first bottom pump 7 is connected with a mixing tank 4 through a first connecting pipe 20, a second flowmeter 8 and a second pH meter 9 are connected to the first connecting pipe 20, the second flowmeter 8 is arranged close to the first bottom pump 7, and a proportional control system 19 is connected between the first flowmeter 2 and the second flowmeter 8. The phosphate solution is stored in the buffer tank 6, the phosphate solution is pumped into the buffer tank 4 through the first bottom pump 7 and mixed with desalted water, the second flowmeter 8 and the first flowmeter 2 are matched with each other, the liquid level of the solution in the mixing tank 4 is ensured to be 50% according to the parameters set by the proportion control system 19, and meanwhile, the pH value of the solution flowing out of the mixing tank 4 is not less than 7.0.
The deoxidizing phosphate system comprises a storage tank 13, the storage tank 13 is connected with the mixing tank 4 through a second connecting pipe 21, the top of the storage tank 13 is connected with the deoxidizing system, and the bottom of the storage tank 13 is connected with the conveying system.
The second bottom pump 10, the third flowmeter 11 and the third pH meter 12 are connected to the pipe body of the second connecting pipe 21 in this order, and the second bottom pump 10 is disposed near the mixing tank 4. The solution in the mixing tank 4 is pumped into the storage tank 13 by the second bottom pump 10 on the second connection pipe 21, the gas of the storage tank 13 is discharged through the oxygen removal system at the top thereof, and the solution flows into the subsequent system through the delivery system.
The deoxidization system comprises a vacuum pump 17, wherein the vacuum pump 17 is connected with the storage tank 13 through a vacuum pump inlet pipeline 16, and the output end of the vacuum pump 17 is connected with an exhaust pipe 18. The vacuum pump 17 discharges the gas to the atmosphere by controlling the vacuum degree through the exhaust pipe 18.
The delivery system comprises a delivery pump 14, the delivery pump 14 is connected with the storage tank 13 through a delivery pipe 22, and an outlet pipe 15 is connected to the output end of the delivery pump 14. The stroke of the transfer pump 14 is adjusted to transfer the phosphate mixed liquor having a pH value of not less than 7.0 to the subsequent system through the transfer pipe 22.
The operation process of the operation system for improving the pH value of desalted water is as follows:
firstly, the phosphate solution with the concentration of 0.4mol/L is stored in a buffer tank 6 through an input pipe 5, a first bottom pump 7 is started, a second flowmeter 8 and a second pH meter 9 are used, a first flowmeter 2 and a first pH meter 3 are used through a desalted water inlet pipeline 1, phosphate and desalted water are added into a mixing tank 4 through a proportion control system 19 of the second flowmeter 8 and the first flowmeter 2, and the liquid level is controlled to be 50%; starting the second bottom pump 10, transferring the solution to the storage tank 13 through the third flowmeter 11 and the third pH meter 12, wherein the third pH meter 12 displays more than 7.0; the vacuum pump 17 is started, the vacuum degree is controlled through the exhaust pipe 18 to exhaust the gas to the atmosphere, the conveying pump 14 is started, the stroke is regulated, and the phosphate mixed solution with the pH value of more than 7.0 is transferred into a subsequent system, so that the effect of neutralizing the acid solution is achieved.
The operation system for improving the pH value of the desalted water solves the problems that the operation of a carbonyl reaction catalyst system is difficult or even stopped under the low pH value environment due to the fact that the pH value of the desalted water entering the system is too low.
Claims (6)
1. Improve operating system of desalted water pH value, a serial communication port, including blending tank (4), one side of blending tank (4) is connected with desalted water inlet line (1), be connected with first flowmeter (2) and first pH meter (3) on desalted water inlet line (1), first pH meter (3) are close to blending tank (4) setting, blending tank (4) still is connected with governing system, be connected with proportional control system (19) between governing system and first flowmeter (2), the bottom of blending tank (4) is connected with deoxidization phosphate system.
2. Operating system for increasing the pH value of desalinated water according to claim 1, characterized in that the regulating system comprises a buffer tank (6), the top of the buffer tank (6) is connected with an input pipe (5), the bottom of the buffer tank (6) is connected with a first bottom pump (7), the output end of the first bottom pump (7) is connected with a mixing tank (4) through a first connecting pipe (20), a second flowmeter (8) and a second pH meter (9) are connected on the first connecting pipe (20), the second flowmeter (8) is arranged close to the first bottom pump (7), and the proportional control system (19) is connected between the first flowmeter (2) and the second flowmeter (8).
3. The operation system for increasing the pH value of desalted water according to claim 1, wherein said deoxidized phosphate system comprises a tank (13), said tank (13) is connected with a mixing tank (4) through a second connecting pipe (21), the top of said tank (13) is connected with an deoxidizing system, and the bottom of said tank (13) is connected with a conveying system.
4. A running system for increasing the pH value of desalted water according to claim 3, wherein a second bottom pump (10), a third flowmeter (11) and a third pH meter (12) are connected to the pipe body of the second connecting pipe (21) in this order, and the second bottom pump (10) is disposed close to the mixing tank (4).
5. A running system for increasing the pH value of desalinated water according to claim 3, characterized in that the deoxygenation system comprises a vacuum pump (17), the vacuum pump (17) is connected with a storage tank (13) through a vacuum pump inlet line (16), and an exhaust pipe (18) is connected to the output end of the vacuum pump (17).
6. A running system for increasing the pH of desalinated water according to claim 3, characterized in that the transport system comprises a transport pump (14), the transport pump (14) being connected to the tank (13) by means of a transport pipe (22), the output of the transport pump (14) being connected to an outlet pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320314362.2U CN219971987U (en) | 2023-02-24 | 2023-02-24 | Operation system for improving pH value of desalted water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320314362.2U CN219971987U (en) | 2023-02-24 | 2023-02-24 | Operation system for improving pH value of desalted water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219971987U true CN219971987U (en) | 2023-11-07 |
Family
ID=88590198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320314362.2U Active CN219971987U (en) | 2023-02-24 | 2023-02-24 | Operation system for improving pH value of desalted water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219971987U (en) |
-
2023
- 2023-02-24 CN CN202320314362.2U patent/CN219971987U/en active Active
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