CN116002922A - Industrial wastewater quality-improving method for power plant - Google Patents
Industrial wastewater quality-improving method for power plant Download PDFInfo
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- CN116002922A CN116002922A CN202310063047.1A CN202310063047A CN116002922A CN 116002922 A CN116002922 A CN 116002922A CN 202310063047 A CN202310063047 A CN 202310063047A CN 116002922 A CN116002922 A CN 116002922A
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Abstract
The invention relates to a method for separately treating industrial wastewater of a power plant, which comprises the steps of firstly storing industrial wastewater into a wastewater storage box, wherein a plurality of storage spaces are arranged in the wastewater storage box; then, introducing the acidic industrial wastewater and the alkaline industrial wastewater into the same reaction tank to obtain neutralized wastewater; secondly, introducing the mixed wastewater into a sedimentation tank, and carrying out sedimentation treatment on the neutralized wastewater to obtain mixed wastewater; then leading the mixed wastewater into a filtering tank to obtain a clear solution; and finally, detecting the clarified solution, and discharging after the clarified solution is qualified. Can treat various kinds of wastewater, is efficient, and saves wastewater treatment cost.
Description
Technical Field
The invention relates to a water separation treatment method for industrial wastewater of a power plant.
Background
The electronic industry refers to the manufacturing industry of six types of electronic products, such as electronic special materials, electronic elements, printed circuit boards, semiconductor devices, displays, optoelectronic devices, and electronic terminal products. The industrial wastewater treatment of power plants has the problem that only single-class wastewater can be treated.
Chinese patent publication No. CN102120660B discloses a process and equipment for treating waste water containing chromium ion, which comprises a cartridge filter, an ion exchanger loaded with H-type strong acid cation exchange resin, and an ion exchanger loaded with chromium-removing anion exchange resin. After the wastewater is pre-filtered, the cations in the wastewater are enriched by the H-type strong acid cation exchange resin and replaced by hydrogen ions through the H-type strong acid cation exchange resin, so that the wastewater is acidic, and then various ions in the wastewater are subjected to resin adsorption enrichment and elution removal.
Chinese patent publication No. CN203904106U discloses a copper-containing wastewater treatment system comprising: a sump for storing copper-containing wastewater and providing a copper-containing wastewater feed; a first pH adjusting tank connected with the water collecting tank and adjusting the pH of the copper-containing wastewater to be acidic; a decomplexing pond connected with the first pH adjusting pond and carrying out decomplexing reaction on the copper-containing wastewater; the second pH adjusting tank is connected with the vein-breaking reaction tank and is used for adjusting the pH value of the copper-containing wastewater to be alkaline; and a fast mixing tank, a slow mixing tank, a sedimentation tank and a neutralization tank which are connected in sequence after the vein breaking tower. The system can remove 95% of copper ions in the wastewater, and has the advantages of effectively removing copper ions in the wastewater, along with simple structure, simple treatment method, low cost, capability of treating copper-containing wastewater in a large scale, and the like.
By adopting the two modes, the problem that only single-class waste water can be treated exists.
Disclosure of Invention
The invention aims to provide a water separation treatment method for industrial wastewater of a power plant, which can treat various kinds of wastewater.
The invention adopts the following technical scheme:
the invention comprises the following steps:
storing industrial wastewater into a wastewater storage box, wherein a plurality of storage spaces are arranged inside the wastewater storage box;
introducing acid industrial wastewater and alkaline industrial wastewater into the same reaction tank to obtain neutralized wastewater;
introducing the mixed wastewater into a sedimentation tank, and carrying out sedimentation treatment on the neutralized wastewater to obtain mixed wastewater;
introducing the mixed wastewater into a filtering tank to obtain a clear solution;
and detecting the clear solution, and discharging after the clear solution is qualified.
The invention discloses a method for storing industrial wastewater into a wastewater storage box, which is characterized in that a plurality of storage spaces are arranged in the wastewater storage box, and the method further comprises the following steps:
different kinds of industrial wastewater are respectively stored in the storage spaces, and a shunt pipe is arranged between each storage space and the reaction tank.
The invention introduces acid industrial wastewater and alkaline industrial wastewater into the same reaction tank to obtain neutralization wastewater, and the invention also comprises the following steps:
the acidic industrial wastewater and the alkaline industrial wastewater cannot generate toxic substances after being reacted, the flow rates of the acidic industrial wastewater and the alkaline industrial wastewater are controlled, and the PH value in the reaction tank is stirred and detected in real time until the neutralization state is reached.
The invention introduces acid industrial wastewater and alkaline industrial wastewater into the same reaction tank to obtain neutralization wastewater, and the invention also comprises the following steps:
and (3) recycling the solid reaction substances of the acidic industrial wastewater and the alkaline industrial wastewater.
The invention introduces the mixed wastewater into a sedimentation tank, carries out sedimentation treatment on the neutralized wastewater to obtain the mixed wastewater, and further comprises the following steps:
adding flocculant and coagulant aid in the sedimentation tank, stirring to obtain floccules, and recovering the floccules in the sedimentation tank.
The invention introduces the mixed wastewater into a filtering tank to obtain a clear solution, and further comprises the following steps:
the mixed wastewater is filtered through quartz sand in the filter tank, and heavy metal ions in the mixed wastewater are adsorbed by an ion exchange device which is formed by connecting four resin barrels in series and the inner cavities of the ion exchange device are communicated.
The invention detects the clarified solution, discharges the clarified solution after passing the qualification, and also comprises the following steps:
sampling the clarified solution, and observing whether various indexes meet the national emission standard or not, and discharging outwards after the indexes meet the emission standard; returning the clarified solution to the sedimentation tank for reprocessing if the standard is not met.
The invention has the following positive effects:
firstly, storing industrial wastewater into a wastewater storage box, wherein a plurality of storage spaces are formed in the wastewater storage box; then, introducing the acidic industrial wastewater and the alkaline industrial wastewater into the same reaction tank to obtain neutralized wastewater; secondly, introducing the mixed wastewater into a sedimentation tank, and carrying out sedimentation treatment on the neutralized wastewater to obtain mixed wastewater; then leading the mixed wastewater into a filtering tank to obtain a clear solution; and finally, detecting the clarified solution, and discharging after the clarified solution is qualified. Can treat various kinds of wastewater, is efficient, and saves wastewater treatment cost.
Drawings
FIG. 1 is a schematic flow chart of the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a schematic flow chart of the invention when obtaining neutralized wastewater;
FIG. 4 is a schematic flow chart of the invention when mixed wastewater is obtained.
In the drawings:
1. a waste water storage tank;
2. a reaction tank;
3. a sedimentation tank;
4. and a filtering tank.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present application, it should be understood that, where azimuth terms such as "front, rear, upper, lower, left, right", "transverse, vertical, horizontal", and "top, bottom", etc., indicate azimuth or positional relationships generally based on those shown in the drawings, only for convenience of description and simplification of the description, these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.
Example 1
As shown in fig. 1-4, the present invention comprises the steps of:
storing industrial wastewater into a wastewater storage box 1, wherein a plurality of storage spaces are arranged inside the wastewater storage box 1;
introducing acidic industrial wastewater and alkaline industrial wastewater into the same reaction tank 2 to obtain neutralized wastewater;
introducing the mixed wastewater into a sedimentation tank 3, and carrying out sedimentation treatment on the neutralized wastewater to obtain mixed wastewater;
introducing the mixed wastewater into a filter tank 4 to obtain a clear solution;
and detecting the clear solution, and discharging after the clear solution is qualified.
Store industrial waste water to waste water bin 1, waste water bin 1 inside is equipped with a plurality of storage spaces, still includes:
different kinds of industrial wastewater are respectively stored in a plurality of storage spaces, and a shunt pipe is arranged between each storage space and the reaction tank 2.
The method for introducing the acidic industrial wastewater and the alkaline industrial wastewater into the same reaction tank 2 to obtain the neutralization wastewater further comprises the following steps:
the acidic industrial wastewater and the alkaline industrial wastewater cannot generate toxic substances after being reacted, the flow rates of the acidic industrial wastewater and the alkaline industrial wastewater are controlled, and the PH value in the reaction tank 2 is stirred and detected in real time until the neutralization state is reached.
The method for introducing the acidic industrial wastewater and the alkaline industrial wastewater into the same reaction tank 2 to obtain the neutralization wastewater further comprises the following steps:
and (3) recycling the solid reaction substances of the acidic industrial wastewater and the alkaline industrial wastewater.
The mixed wastewater is led into a sedimentation tank 3, the neutralized wastewater is subjected to sedimentation treatment, and the mixed wastewater is obtained, and the method further comprises the following steps:
adding flocculant and coagulant aid into the sedimentation tank 3, stirring to obtain floccules, and recovering the floccules in the sedimentation tank 3.
Example 2
As shown in fig. 1 to 4, according to example 1, the mixed wastewater is introduced into the filtering tank 4 to obtain a clear solution, and further comprises:
the mixed wastewater is filtered through quartz sand in the filter tank 4, and heavy metal ions in the mixed wastewater are adsorbed by an ion exchange device which is formed by connecting four resin barrels in series and the inner cavities of the ion exchange device are communicated.
Example 3
As shown in fig. 1-4, based on example 1 and example 2, the method for detecting clear solution, discharging after passing, further comprises:
sampling the clarified solution, and observing whether various indexes meet the national emission standard or not, and discharging outwards after the indexes meet the emission standard; returning the clarified solution to the sedimentation tank 3 for reprocessing if the standard is not met.
Firstly, storing industrial wastewater into a wastewater storage box, wherein a plurality of storage spaces are formed in the wastewater storage box; then, introducing the acidic industrial wastewater and the alkaline industrial wastewater into the same reaction tank to obtain neutralized wastewater; secondly, introducing the mixed wastewater into a sedimentation tank, and carrying out sedimentation treatment on the neutralized wastewater to obtain mixed wastewater; then leading the mixed wastewater into a filtering tank to obtain a clear solution; and finally, detecting the clarified solution, and discharging after the clarified solution is qualified. Can treat various kinds of wastewater, is efficient, and saves wastewater treatment cost.
At present, the technical scheme of the application has been subjected to pilot-scale experiments, namely small-scale experiments of products before large-scale mass production; after the pilot test is completed, the use investigation of the user is performed in a small range, and the investigation result shows that the user satisfaction is higher; now, the preparation of the formal production of the product for industrialization (including intellectual property risk early warning investigation) is started.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (7)
1. A method for separately treating industrial wastewater of a power plant is characterized by comprising the following steps: the method comprises the following steps:
storing industrial wastewater into a wastewater storage box, wherein a plurality of storage spaces are arranged inside the wastewater storage box;
introducing acid industrial wastewater and alkaline industrial wastewater into the same reaction tank to obtain neutralized wastewater;
introducing the mixed wastewater into a sedimentation tank, and carrying out sedimentation treatment on the neutralized wastewater to obtain mixed wastewater;
introducing the mixed wastewater into a filtering tank to obtain a clear solution;
and detecting the clear solution, and discharging after the clear solution is qualified.
2. The method for separately treating industrial wastewater of a power plant according to claim, wherein the method comprises the steps of: store industrial waste water to the waste water bin, waste water bin inside is equipped with a plurality of storage spaces, still includes:
different kinds of industrial wastewater are respectively stored in the storage spaces, and a shunt pipe is arranged between each storage space and the reaction tank.
3. The method for separately treating industrial wastewater of a power plant according to claim, wherein the method comprises the steps of: the method comprises the steps of leading acid industrial wastewater and alkaline industrial wastewater into the same reaction tank to obtain neutralization wastewater, and further comprises the following steps:
the acidic industrial wastewater and the alkaline industrial wastewater cannot generate toxic substances after being reacted, the flow rates of the acidic industrial wastewater and the alkaline industrial wastewater are controlled, and the PH value in the reaction tank is stirred and detected in real time until the neutralization state is reached.
4. The method for separately treating industrial wastewater of a power plant according to claim, wherein the method comprises the steps of: the method comprises the steps of leading acid industrial wastewater and alkaline industrial wastewater into the same reaction tank to obtain neutralization wastewater, and further comprises the following steps:
and (3) recycling the solid reaction substances of the acidic industrial wastewater and the alkaline industrial wastewater.
5. The method for separately treating industrial wastewater of a power plant according to claim, wherein the method comprises the steps of: introducing the mixed wastewater into a sedimentation tank, performing sedimentation treatment on the neutralized wastewater to obtain mixed wastewater, and further comprising:
adding flocculant and coagulant aid in the sedimentation tank, stirring to obtain floccules, and recovering the floccules in the sedimentation tank.
6. The method for separately treating industrial wastewater of a power plant according to claim, wherein the method comprises the steps of: the mixed wastewater is led into a filtering tank to obtain clear solution, and the method further comprises the following steps:
the mixed wastewater is filtered through quartz sand in the filter tank, and heavy metal ions in the mixed wastewater are adsorbed by an ion exchange device which is formed by connecting four resin barrels in series and the inner cavities of the ion exchange device are communicated.
7. The method for separately treating industrial wastewater of a power plant according to claim, wherein the method comprises the steps of: the clear solution is detected, and is discharged after being qualified, and the method further comprises the following steps:
sampling the clarified solution, and observing whether various indexes meet the national emission standard or not, and discharging outwards after the indexes meet the emission standard; returning the clarified solution to the sedimentation tank for reprocessing if the standard is not met.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310063047.1A CN116002922A (en) | 2023-01-17 | 2023-01-17 | Industrial wastewater quality-improving method for power plant |
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| CN202310063047.1A CN116002922A (en) | 2023-01-17 | 2023-01-17 | Industrial wastewater quality-improving method for power plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117105382A (en) * | 2023-09-23 | 2023-11-24 | 广东水清环保科技有限公司 | Industrial garden heavy metal wastewater treatment method, device, equipment and storage medium |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117105382A (en) * | 2023-09-23 | 2023-11-24 | 广东水清环保科技有限公司 | Industrial garden heavy metal wastewater treatment method, device, equipment and storage medium |
| CN117105382B (en) * | 2023-09-23 | 2024-03-19 | 广东水清环保科技有限公司 | Industrial garden heavy metal wastewater treatment method, device, equipment and storage medium |
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