CN114275925A - Desulfurization wastewater treatment system - Google Patents
Desulfurization wastewater treatment system Download PDFInfo
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- CN114275925A CN114275925A CN202111432104.6A CN202111432104A CN114275925A CN 114275925 A CN114275925 A CN 114275925A CN 202111432104 A CN202111432104 A CN 202111432104A CN 114275925 A CN114275925 A CN 114275925A
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- desulfurization wastewater
- tank
- treatment system
- measuring
- wastewater treatment
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- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 61
- 230000023556 desulfurization Effects 0.000 title claims abstract description 61
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 25
- 239000002351 wastewater Substances 0.000 claims abstract description 60
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 239000000523 sample Substances 0.000 claims abstract description 18
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 29
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 29
- 239000004571 lime Substances 0.000 claims description 29
- 238000004062 sedimentation Methods 0.000 claims description 24
- 239000010802 sludge Substances 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 17
- 239000012535 impurity Substances 0.000 abstract description 9
- 239000002245 particle Substances 0.000 abstract description 2
- 230000008021 deposition Effects 0.000 abstract 1
- 239000008267 milk Substances 0.000 description 10
- 210000004080 milk Anatomy 0.000 description 10
- 235000013336 milk Nutrition 0.000 description 10
- 238000001514 detection method Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000000843 powder Substances 0.000 description 4
- 239000006228 supernatant Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 239000008187 granular material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention relates to the technical field of wastewater treatment, and provides a desulfurization wastewater treatment system which comprises a treatment device for treating wastewater and a measuring device for detecting clarified liquid, wherein the measuring device comprises a measuring tank for the clarified liquid to enter and a turbidity probe for measuring, and a vortex disc is arranged in the measuring tank. According to the desulfurization wastewater treatment system, desulfurization wastewater can be treated through the treatment device, the obtained clarified liquid can be measured through the measurement device, the influence of impurity deposition on the measurement precision can be prevented through the scroll plate during measurement, and the influence of large-particle impurities attached to the sensor in the measurement pool on the turbidity probe is eliminated; micro-bubbles can be eliminated through the defoaming device, and the purpose of reducing the influence on the probe is achieved by matching with a vortex disc in the measuring pool.
Description
Technical Field
The invention relates to the technical field of wastewater treatment, in particular to a desulfurization wastewater treatment system.
Background
When the existing desulfurization wastewater treatment system detects the treated clear liquid, the clear liquid still has certain impurities, and the impurities can affect the sensor, so that the condition of inaccurate detection often occurs.
Disclosure of Invention
The invention aims to provide a desulfurization wastewater treatment system which can solve at least part of defects in the prior art.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions: the utility model provides a desulfurization effluent disposal system, is including the processing apparatus who is used for handling waste water and being used for detecting the measuring device of clarified liquid, measuring device is including the measuring tank that supplies the clarified liquid to get into and carrying out the turbidity probe that measures, be equipped with the vortex dish in the measuring tank.
Further, the measuring device also comprises a wastewater tank for storing clear liquid, wherein a liquid outlet of the wastewater tank is communicated with a liquid inlet of the measuring pool through a pipeline.
Furthermore, a defoaming device is arranged in the pipeline.
Further, the measuring device further comprises a turbo pump for circulating the clarified liquid in the measuring tank to the wastewater tank.
Further, processing apparatus includes desulfurization waste water buffer tank and swash plate/pipe chute sedimentation tank, and desulfurization waste water follows desulfurization waste water buffer tank flows to swash plate/pipe chute sedimentation tank carries out settlement treatment.
Further, the measuring device is arranged at the outlet of the inclined plate/inclined tube sedimentation tank.
Further, a PH meter is arranged at the inlet of the inclined plate/inclined tube sedimentation tank.
Further, the treatment device also comprises a lime adding component, and when the pH value of the desulfurization wastewater is less than 10, the lime adding component adds lime into the desulfurization wastewater.
Further, the treatment device also comprises a disc filter, wherein the disc filter is used for filtering the sludge and the turbid desulfurization wastewater discharged by the inclined plate/inclined tube sedimentation tank and sending the filtered desulfurization wastewater into the inclined plate/inclined tube sedimentation tank again.
Further, the treatment device also comprises a filter press for pressing the sludge and suspended matters filtered by the disc filter into a sludge cake.
Compared with the prior art, the invention has the beneficial effects that: a desulfurization wastewater treatment system can treat desulfurization wastewater through a treatment device, the obtained clarified liquid can be measured through a measuring device, and the measurement precision can be prevented from being influenced by impurity aggregation through a scroll plate during measurement; micro-bubbles can be eliminated through the defoaming device, and the purpose of reducing the influence on the probe is achieved by matching with a vortex disc in the measuring pool.
Drawings
FIG. 1 is a schematic view of a measuring apparatus of a desulfurization waste water treatment system according to an embodiment of the present invention;
FIG. 2 is a schematic view of a treatment apparatus of a desulfurization waste water treatment system according to an embodiment of the present invention (first treatment mode);
FIG. 3 is a schematic view of a treatment apparatus of a desulfurization waste water treatment system according to an embodiment of the present invention (second treatment mode).
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, 2 and 3, an embodiment of the present invention provides a desulfurization wastewater treatment system, including a treatment device for treating wastewater and a measurement device for detecting clarified liquid, where the measurement device includes a measurement tank 11 for filling the clarified liquid and a turbidity probe 12 for performing measurement, and a vortex plate 13 is disposed in the measurement tank 11. In this embodiment, the desulfurization waste water can be treated by the treatment device, the obtained clarified liquid can be measured by the measurement device, and the measurement accuracy can be prevented from being affected by the accumulation of impurities by the scroll 13 during the measurement. Specifically, processing apparatus obtains the clarified liquid after handling desulfurization waste water, the clarified liquid is gone into measuring tank 11 back and is detected its clarification degree by turbidity probe 12, at the in-process that detects, because turbidity probe 12 is established in the upper portion of measuring tank 11, if the large granule impurity in the clarified liquid gathers on the upper portion of measuring tank 11, will influence the detection of turbidity probe 12 on upper portion to the clarified liquid, rotate through vortex dish 13 this moment, can play the purpose of stirring clarified liquid, make the large granule impurity in the clarified liquid follow vortex dish wall entering measuring tank bottom under the centrifugal force effect, thereby prevent the clarified liquid gathering and influence the detection precision of turbidity probe 12. Preferably, the integral control of the system can adopt subsystem integrated control, so that the work of laying excessive cables is avoided, the cost is saved, and the workload of equipment installation is reduced.
As an optimized scheme of the embodiment of the present invention, please refer to fig. 1, the measuring apparatus further includes a waste water tank 14 for storing clear liquid, and a liquid outlet of the waste water tank 14 is communicated with a liquid inlet of the measuring tank 11 through a pipeline. In the prior art, the clear liquid stored in the waste water tank 14 is usually measured directly by adopting the turbidity probe 12, however, the waste water tank 14 is usually bulky, and large-particle impurities are easily gathered on the probe in the tank, so that the abnormal condition of the detection result often occurs, and the true turbidity condition cannot be reflected. Therefore, on the basis of the waste water tank 14, the measuring tank 11 and the turbidity probe 12 are additionally arranged for small-scale detection, so that the turbidity condition of the current clarified liquid can be reflected, and particularly, the turbidity condition in the waste water tank 14 can be truly reflected after the circulation online real-time detection is realized by matching with a turbine pump. Preferably, a defoaming device 15 can be arranged in the conveying pipeline, and the defoaming device 15 can eliminate micro bubbles and is matched with the vortex disc 13 in the measuring cell 11 to achieve the purpose of reducing the influence on the probe.
In order to further optimize the above solution, referring to fig. 1, the measuring device further includes a turbo pump 16 for circulating the clarified liquid in the measuring tank 11 to the wastewater tank 14. In the embodiment, the turbine pump 16 is arranged, so that the clear liquid in the measuring station can be pumped out again and sent to the waste water pipe, online real-time measurement can be realized in a circulating flow measurement mode, the measurement cannot be influenced by any working condition change such as water inlet in the waste water tank 14 and water outlet of the turbine pump 16, and the circulating water flow can play a role of a flushing-free sensor.
Referring to fig. 1 as an optimized solution of the embodiment of the present invention, the measuring apparatus further includes a data cable 18 connecting the turbidity probe 12 and the transmitter 17. In this embodiment, data detected by turbidity probe 12 can be sent to transmitter 17 via data cable 18.
Referring to fig. 1, 2 and 3 as an optimized scheme of the embodiment of the present invention, the treatment device includes a desulfurization wastewater buffer tank 20 and an inclined plate/inclined tube sedimentation tank 21, and desulfurization wastewater flows from the desulfurization wastewater buffer tank 20 to the inclined plate/inclined tube sedimentation tank 21 for sedimentation treatment. In the present embodiment, the treatment apparatus described above is mainly composed of the desulfurization waste water buffer tank 20 and the inclined plate/inclined tube settling tank 21, and desulfurization waste water (not separately concentrated or not concentrated) flows from the desulfurization waste water buffer tank 20 to the inclined plate/inclined tube settling tank 21, and is subjected to settling treatment in the waste water buffer tank flowing to the inclined plate/inclined tube settling tank 21. Preferably, the inlet of the inclined plate/inclined tube sedimentation tank 21 is provided with a pH meter 22, and the inlet of the inclined plate/inclined tube sedimentation tank 21 is provided with the pH meter 22 for measuring the pH value of the incoming water.
To further optimize the above solution, referring to fig. 1, fig. 2 and fig. 3, the measuring device is disposed at the outlet of the inclined plate/inclined tube sedimentation tank 21. In this embodiment, the measuring tank 11 and the turbidity probe 12 may also be disposed at the outlet of the inclined plate/inclined tube settling tank 21 to measure the clarified liquid from the inclined plate/inclined tube settling tank 21 in one step, and the turbidity of the clarified liquid can be truly reflected by the detection, so as to avoid the harm of the desulfurization waste water with turbidity exceeding standard to the post-treatment. The embodiment and the above-mentioned solution of arranging the measuring cell 11 outside the wastewater tank 14 are parallel, but of course, both of them may exist at the same time, further improving the detection accuracy.
In order to further optimize the above scheme, referring to fig. 1, fig. 2 and fig. 3, the treatment device further includes a lime adding component, and when the PH value of the desulfurized wastewater is less than 10, the lime adding component adds lime into the desulfurized wastewater. In this embodiment, after the PH value is measured by the PH meter 22, if the PH value of the desulfurization wastewater is less than 10, the outlet valve of the lime adding component is opened, lime is added into the desulfurization wastewater, the PH value of the desulfurization wastewater is adjusted to 10, and the added lime and the desulfurization wastewater are mixed in a pipeline, then enter the inclined plate/inclined tube sedimentation tank 21, and are settled and clarified therein. As shown in fig. 2, the lime adding assembly may include a lime powder bin 23 and a lime milk tank 24, and the lime powder bin 23 may be configured to store lime milk in the lime milk tank 24, and the supply is controlled by a valve of the lime milk tank 24. As shown in fig. 3, the lime addition assembly may have only a lime powder bin 23, which may utilize a portion of the supernatant of the inclined plate/tube settler 21 for lime milk configuration, while another portion (mostly) of the clarified liquor is used for subsequent end treatment. And when the turbidity value is less than 70NTU, opening an outlet valve of the supernatant of the inclined plate/inclined tube sedimentation tank 21 to discharge the clear liquid of the desulfurization wastewater, and when the turbidity value is more than or equal to 70NTU, closing the outlet valve of the supernatant of the inclined plate/inclined tube sedimentation tank 21 and simultaneously starting a sludge discharge pump below the inclined plate/inclined tube sedimentation tank 21. Preferably, a lime milk disposing area 27 is provided below the lime powder bin 23, the lime milk disposing area 27 is divided into two spaces, i.e., a left space and a right space as shown in fig. 3, lime is sprayed to the left space, lime milk is disposed by supernatant, the lime milk enters the right space after being disposed, and then enters from an inlet of the inclined plate/tube settling tank 21, the inlet of the inclined plate/tube settling tank 21 is provided at a high position, and the lime milk gradually gathers and rises in the right space and then overflows from the inlet to enter the inclined plate/tube settling tank 21.
As an optimized scheme of the embodiment of the present invention, please refer to fig. 1, fig. 2 and fig. 3, the processing apparatus further includes a disc filter 25, and the disc filter 25 is configured to filter the sludge and the turbid desulfurization wastewater discharged from the inclined plate/inclined tube settling tank 21, and send the filtered desulfurization wastewater into the inclined plate/inclined tube settling tank 21 again. In this embodiment, the sludge and the turbid desulfurization waste water are discharged into the disc filter 25, filtered by the disc filter 25, and the sludge and suspended solids in the desulfurization waste water are filtered, and the desulfurization waste water passing through the filter layer enters the inclined plate/inclined tube sedimentation tank 21, and is settled again. Preferably, the disc filter 25 is better under working conditions, for example, when the field filter press 26 works normally, the desulfurization wastewater treatment water amount is less than 20t/h, and the total solid content of the desulfurization wastewater is less than 10%, the disc filter 25 can be considered to be cancelled; the disc filter 25 can replace the filter press 26 to work when the working condition is poor, such as the filter press 26 is not working normally or the treatment capacity is insufficient, and the total solid content of the desulfurization waste water is more than 10%.
As an optimization scheme of the embodiment of the invention, please refer to fig. 1, fig. 2 and fig. 3, the processing device further comprises a filter press 26 for pressing the sludge and suspended matters filtered by the disc filter 25 into a mud cake. In this embodiment, the sludge and suspended matter filtered by the disc filter 25 are sent to the filter press 26, passed through the filter press 26, the cake is carried out, and the filtrate is returned to the disc filter 25 to repeat the above-described process.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A desulfurization wastewater treatment system is characterized in that: including the processing apparatus who is used for handling waste water and be used for detecting the measuring device of clarified liquid, measuring device is including supplying the measuring tank that clarified liquid got into and carrying out the turbidity probe that measures, be equipped with the vortex dish in the measuring tank.
2. The desulfurization wastewater treatment system according to claim 1, wherein: the measuring device further comprises a wastewater tank for storing clear liquid, and a liquid outlet of the wastewater tank is communicated with a liquid inlet of the measuring pool through a pipeline.
3. The desulfurization wastewater treatment system according to claim 2, wherein: a defoaming device is arranged in the pipeline.
4. The desulfurization wastewater treatment system according to claim 2, wherein: the measuring device further comprises a turbo pump for circulating the clarified liquid in the measuring tank to the wastewater tank.
5. The desulfurization wastewater treatment system according to claim 1, wherein: the treatment device comprises a desulfurization wastewater buffer tank and an inclined plate/inclined tube sedimentation tank, and desulfurization wastewater flows from the desulfurization wastewater buffer tank to the inclined plate/inclined tube sedimentation tank for sedimentation treatment.
6. The desulfurization wastewater treatment system according to claim 6, wherein: the measuring device is arranged at the outlet of the inclined plate/inclined tube sedimentation tank.
7. The desulfurization wastewater treatment system according to claim 6, wherein: and a PH meter is arranged at the inlet of the inclined plate/inclined tube sedimentation tank.
8. The desulfurization wastewater treatment system according to claim 7, wherein: the treatment device also comprises a lime adding component, and when the pH value of the desulfurization wastewater is less than 10, the lime adding component adds lime into the desulfurization wastewater.
9. The desulfurization wastewater treatment system according to claim 6, wherein: the treatment device also comprises a disc filter, wherein the disc filter is used for filtering the sludge and the turbid desulfurization wastewater discharged by the inclined plate/inclined tube sedimentation tank and sending the filtered desulfurization wastewater into the inclined plate/inclined tube sedimentation tank again.
10. The desulfurization wastewater treatment system according to claim 6, wherein: the treatment device also comprises a filter press for pressing the sludge and suspended matters filtered by the disc filter into a sludge cake.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111432104.6A CN114275925B (en) | 2021-11-29 | 2021-11-29 | Desulfurization wastewater treatment system |
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| CN202111432104.6A CN114275925B (en) | 2021-11-29 | 2021-11-29 | Desulfurization wastewater treatment system |
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| CN114275925A true CN114275925A (en) | 2022-04-05 |
| CN114275925B CN114275925B (en) | 2023-11-07 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203474565U (en) * | 2013-09-23 | 2014-03-12 | 浙江东发环保工程有限公司 | Novel desulfurization wastewater treatment system |
| CN203474554U (en) * | 2013-07-26 | 2014-03-12 | 袁峰 | Wet flue gas desulfurized waste water treatment device |
| CN104807753A (en) * | 2015-05-20 | 2015-07-29 | 重庆市科学技术研究院 | Double-chamber flow cell turbidity measurement system and control method thereof |
| CN208140551U (en) * | 2018-05-22 | 2018-11-23 | 重庆远感科技有限公司 | A kind of flow cell turbidimetric apparatus |
| GB201816581D0 (en) * | 2018-10-11 | 2018-11-28 | Cde Global Ltd | Sampling and test apparatus for a waste water treatment system |
| CN212364078U (en) * | 2020-04-28 | 2021-01-15 | 河北首朗新能源科技有限公司 | Online detection device for bacterial concentration of fermentation liquor |
| CN214174133U (en) * | 2021-08-13 | 2021-09-10 | 山东海特环保科技有限公司 | Waste water turbidity detection device |
-
2021
- 2021-11-29 CN CN202111432104.6A patent/CN114275925B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203474554U (en) * | 2013-07-26 | 2014-03-12 | 袁峰 | Wet flue gas desulfurized waste water treatment device |
| CN203474565U (en) * | 2013-09-23 | 2014-03-12 | 浙江东发环保工程有限公司 | Novel desulfurization wastewater treatment system |
| CN104807753A (en) * | 2015-05-20 | 2015-07-29 | 重庆市科学技术研究院 | Double-chamber flow cell turbidity measurement system and control method thereof |
| CN208140551U (en) * | 2018-05-22 | 2018-11-23 | 重庆远感科技有限公司 | A kind of flow cell turbidimetric apparatus |
| GB201816581D0 (en) * | 2018-10-11 | 2018-11-28 | Cde Global Ltd | Sampling and test apparatus for a waste water treatment system |
| CN212364078U (en) * | 2020-04-28 | 2021-01-15 | 河北首朗新能源科技有限公司 | Online detection device for bacterial concentration of fermentation liquor |
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Non-Patent Citations (2)
| Title |
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| 周杏鹏等编著, 高等教育出版社, pages: 294 - 295 * |
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