CN219259779U - Circulating water treatment system - Google Patents
Circulating water treatment system Download PDFInfo
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- CN219259779U CN219259779U CN202320094548.1U CN202320094548U CN219259779U CN 219259779 U CN219259779 U CN 219259779U CN 202320094548 U CN202320094548 U CN 202320094548U CN 219259779 U CN219259779 U CN 219259779U
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Abstract
The utility model discloses a circulating water treatment system, which comprises a cooling tower, a cooling tank and water treatment equipment arranged on a water return pipeline between the cooling tower and the cooling tank, wherein the water treatment equipment comprises a dosing device for treating circulating water, a side filtering device for filtering the circulating water and a controller for controlling the dosing device and the side filtering device to work, the side filtering device and the dosing device are sequentially arranged along the water return direction of the circulating water, and the controller starts or closes the side filtering device according to the treatment result of the dosing device. According to the utility model, the indexes such as ion concentration and bacteria and algae in the circulating water are primarily controlled before entering the cooling tank through the dosing device, so that the corrosion of a pipeline in the process of returning backwater to the cooling tank is reduced, and when the turbidity cannot meet the running requirement of a heat exchange equipment system after the dosing device is dosed, the circulating water is filtered through the side filtering device, so that the quality of the circulating water is stabilized.
Description
Technical Field
The utility model relates to the technical field of water treatment, in particular to a circulating water treatment system.
Background
The cooling tower is a device for dispersing waste heat generated in industry or refrigeration air conditioner by utilizing the contact of water and air through evaporation, and is usually characterized in that dry air enters the cooling tower from an air inlet net after being pumped by a fan, high-saturated steam partial pressure high-temperature water molecules flow to air with low pressure, and wet and hot water is sprayed into the tower from a water sowing system. When water drops are contacted with air, on one hand, due to direct heat transfer of the contact of the air with water, on the other hand, due to pressure difference between the surface of water vapor and the air, evaporation phenomenon is generated under the action of pressure, namely, the sensible heat of water is carried away by heat transfer with unsaturated dry air, partial water is evaporated to take away latent heat in the water, so that the aim of cooling water is achieved, the cooled cold water flows into a cold water tank, the cooling water collected in the cold water tank is firstly conveyed to each medium heat exchanger through a circulating water pump, in the heat exchangers, the cooling water exchanges with a process medium through an equipment water cooler, the temperature of the hot process medium is reduced in heat exchange, and the cooling water is heated and the temperature is increased; in addition, due to the fact that the water body is continuously recycled in the system, the water temperature rises, water evaporates, various ions and organic substances are concentrated, the cooling tower and the cold water tank are subjected to comprehensive actions of various factors such as sunlight irradiation, wind and rain, dust and sundries falling, equipment and materials and the like outdoors, serious scale adhesion, equipment corrosion and mass breeding of bacteria and algae microorganisms can be generated in the cooling water system, and the damage of the formed slime dirt blocking the pipeline and the corrosion of the heat exchanger can be caused.
The treatment of the circulating water of the cooling tower known at present is carried out by adding medicaments, but the traditional administration mode has occupational health risks for operators, and the quality of the circulating water flowing into a cold water tank cannot be maintained, so that secondary pollution of a circulating water system can be caused.
Disclosure of Invention
The present utility model is directed to a circulating water treatment system, which solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a circulating water treatment system, includes cooling tower, cooling pond and sets up the water treatment facilities on the return water pipeline between cooling tower and cooling pond, water treatment facilities is including being used for carrying out the dosing device of handling and being used for carrying out filterable by the side to circulating water and being used for controlling dosing device and by the controller of straining device work, by straining device and dosing device arrange in proper order along the return water direction of circulating water, the controller starts or closes by straining device according to the result of handling of dosing device.
Further, the water treatment equipment further comprises a water quality detector, the controller is in signal connection with the water quality detector, and when the water quality detector detects that the SS of the circulating water is greater than or equal to a preset threshold value, the side filtering device is controlled to filter the circulating water.
Further, the side filtering device comprises a filtering cylinder and a filter arranged in the filtering cylinder, wherein the water inlet end of the filtering cylinder is connected with a water supply source through a circulating pump, and the water outlet end is communicated with a cooling tank.
Further, the filter comprises a quartz sand filter.
Further, the dosing device comprises a corrosion and scale inhibitor dispenser and a bactericide dispenser.
Further, the dosing device further comprises an on-line detector, the controller is in signal connection with the on-line detector, and the dosing amount of the corrosion and scale inhibitor dispenser and the bactericide dispenser is controlled according to the detection signal of the on-line detector.
Further, the corrosion and scale inhibitor dispenser comprises a corrosion and scale inhibitor liquid medicine barrel, a stirrer is arranged in the corrosion and scale inhibitor liquid medicine barrel, and a metering pump is arranged at an outlet of the corrosion and scale inhibitor liquid medicine barrel.
Further, the bactericide dispenser comprises a bactericide liquid medicine barrel, a stirrer is arranged in the bactericide liquid medicine barrel, and a metering pump is arranged at an outlet of the corrosion and scale inhibitor liquid medicine barrel.
Further, an electrolysis device for carrying out electrochemical treatment on the circulating water is arranged in the cooling tank.
Further, the electrolysis device comprises an anode plate and a cathode plate, and the anode plate and the cathode plate are arranged in parallel.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the indexes such as ion concentration and bacteria and algae in the circulating water are primarily controlled before entering the cooling tank through the dosing device, so that the corrosion of a pipeline in the process of returning backwater to the cooling tank is reduced, and when the turbidity cannot meet the running requirement of a heat exchange equipment system after the dosing device is dosed, the circulating water is filtered through the side filtering device, so that the quality of the circulating water is stabilized.
Drawings
FIG. 1 is a schematic diagram of a circulating water treatment system according to the present utility model;
in the figure, a 1-cooling tower, a 2-cooling tank, a 31-dosing device, a 311-corrosion and scale inhibitor dispenser, a 312-bactericide dispenser, a 32-side filtering device and a 4-circulating pump are arranged.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, the present embodiment provides a circulating water treatment system, including a cooling tower 1, a cooling tank 2, and a water treatment apparatus disposed on a return line between the cooling tower 1 and the cooling tank 2, the water treatment apparatus including a dosing device 31 for treating circulating water, a side filtering device 32 for filtering the circulating water, and a controller for controlling the dosing device 31 and the side filtering device 32 to operate, the side filtering device 32 and the dosing device 31 being sequentially disposed along a return line of the circulating water, the controller starting or closing the side filtering device 32 according to a treatment result of the dosing device 31, in the present embodiment, the dosing device 31 includes a corrosion and scale inhibitor dispenser 311 and a bactericide dispenser 312, the corrosion and scale inhibitor dispenser 311 includes a corrosion and scale inhibitor liquid barrel, a stirrer is disposed in the corrosion and scale inhibitor liquid barrel, the corrosion and scale inhibitor in the liquid medicine barrel is stirred by the stirrer, so that the corrosion and scale inhibitor is fully dissolved, the reaction efficiency is improved, a metering pump is arranged at the outlet of the corrosion and scale inhibitor liquid medicine barrel, the corrosion and scale inhibitor is conveniently and quantitatively fed, the bactericide feeder 312 comprises the bactericide liquid medicine barrel, the stirrer is arranged in the bactericide liquid medicine barrel, the bactericide in the liquid medicine barrel is stirred by the stirrer, the bactericide is fully dissolved, the reaction efficiency is improved, the metering pump is arranged at the outlet of the corrosion and scale inhibitor liquid medicine barrel, the bactericide is conveniently fed, and in order to obtain a better effect, the dosing device further comprises an online detector, the controller is in signal connection with the online detector, the dosing amount of the corrosion and scale inhibitor feeder and the bactericide feeder is controlled according to the detection signal of the online detector, the online detector can be a water quality detector, the quality of circulating water is detected, a controller calculates the dosage of corrosion and scale inhibitor and bactericide, the purpose of dynamically adjusting the quality of water is achieved, the water treatment equipment further comprises a water quality detector, the controller is connected with the water quality detector through signals, when the water quality detector detects that SS of the circulating water is greater than or equal to a preset threshold value, the side filtering device 32 is controlled to filter the circulating water, the side filtering device 32 comprises a filter cylinder and a filter arranged in the filter cylinder, the water inlet end of the filter cylinder is connected with a water supply source through a circulating pump 4, the water outlet end of the filter cylinder is communicated with a cooling tank 2, in the embodiment, the filter comprises a quartz sand filter, the quartz sand filter is adopted, water with higher turbidity is filtered through granular or non-granular quartz sand with a certain thickness under a certain pressure, suspended matters, organic matters, colloid particles, microorganisms, chlorine, smell, part of heavy metal ions and the like in the water are effectively trapped, the water can be clarified through quartz sand with different meshes according to different water yield, turbidity can be removed and softened, SS of the circulating water can be maintained to be not higher than 20.0mg/L, the circulating water can be directly cooled by the circulating device and the anode plate and the cathode plate are arranged in the circulating device and the cathode plate are connected with the cathode plate and the cathode plate, the cathode plate is arranged in the circulating device, the cathode plate and the cathode plate is provided with the cathode plate of the circulating device is capable of reducing the hardness and the potential of the cathode plate and the cathode plate of the circulating device.
When the utility model works, water of a water supply source enters the cooling tower 1 through the circulating pump 4, cooling water is discharged into the cooling tank 2 after the cooling tower 1 works, and when the circulating water enters the cooling tank 2, stirring the corrosion and scale inhibitor and the bactericide in the corrosion and scale inhibitor liquid medicine barrel and the bactericide liquid medicine barrel respectively by a stirrer to fully dissolve the corrosion and scale inhibitor and the bactericide, the online detector detects the quality of the circulating water, the controller calculates the dosage of the corrosion and scale inhibitor and the bactericide according to the detection result of the online detector, and controls the dosage by the metering pump respectively, thus achieving the purpose of dynamically adjusting the quality of the water, through the effective control of the process, the indexes such as ion concentration, bacteria and algae in the circulating water are primarily controlled before entering the cooling tank 2, meanwhile, the PH value in the circulating water can be controlled by adding sulfuric acid, the method can ensure that various medicines can obtain better treatment effect, lighten the corrosion of the pipeline caused by the return of the circulating water to the cooling tank 2, detect the quality of the circulating water by the water quality detector, when it is detected that SS of the circulating water is greater than or equal to a preset threshold, for example, greater than 20.0mg/L, the controller activates the bypass filter 32, water is fed from the water supply source through the circulating pump 4, the quartz sand filter in the filter cartridge, under a certain pressure, filtering water with high turbidity through granular or non-granular quartz sand with a certain thickness, effectively intercepting and removing suspended matters, organic matters, colloid particles, microorganisms, chlorine, smell, partial heavy metal ions and the like in the water to clarify the water, the SS of the circulating water is not higher than 20.0mg/L, and the electrolytic device in the cooling tank 2 works after being electrified so as to reduce the hardness and alkalinity of the circulating water and reduce the scaling trend of the circulating water.
According to the utility model, the indexes such as ion concentration and bacteria and algae in the circulating water are primarily controlled before entering the cooling tank through the dosing device, so that the corrosion of a pipeline in the process of returning backwater to the cooling tank is reduced, and when the turbidity cannot meet the running requirement of a heat exchange equipment system after the dosing device is dosed, the circulating water is filtered through the side filtering device, so that the quality of the circulating water is stabilized.
Although the present utility model has been described 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 and changes may be made without departing from the spirit and principles of the present utility model.
Claims (10)
1. A circulating water treatment system, characterized in that: including cooling tower, cooling tank and set up the water treatment facilities on the return water pipeline between cooling tower and cooling tank, water treatment facilities is including being used for carrying out the dosing device of handling and being used for carrying out filterable by the side to circulating water and being used for controlling dosing device and by the controller of straining device work, by straining device and dosing device arrange in proper order along the return water direction of circulating water, the controller starts or closes by straining device according to dosing device's processing result.
2. The circulating water treatment system of claim 1, wherein: the water treatment equipment further comprises a water quality detector, the controller is in signal connection with the water quality detector, and when the water quality detector detects that the SS of the circulating water is greater than or equal to a preset threshold value, the side filtering device is controlled to filter the circulating water.
3. The circulating water treatment system according to claim 1 or 2, characterized in that: the side filtering device comprises a filtering cylinder and a filter arranged in the filtering cylinder, wherein the water inlet end of the filtering cylinder is connected with a water supply source through a circulating pump, and the water outlet end of the filtering cylinder is communicated with a cooling pool.
4. A circulating water treatment system as claimed in claim 3, wherein: the filter comprises a quartz sand filter.
5. The circulating water treatment system of claim 1, wherein: the dosing device comprises a corrosion and scale inhibitor dispenser and a bactericide dispenser.
6. The circulating water treatment system of claim 5, wherein: the dosing device further comprises an on-line detector, the controller is in signal connection with the on-line detector, and the dosing quantity of the corrosion and scale inhibitor dispenser and the bactericide dispenser is controlled according to detection signals of the on-line detector.
7. The circulating water treatment system of claim 5, wherein: the corrosion and scale inhibitor dispenser comprises a corrosion and scale inhibitor liquid medicine barrel, a stirrer is arranged in the corrosion and scale inhibitor liquid medicine barrel, and a metering pump is arranged at an outlet of the corrosion and scale inhibitor liquid medicine barrel.
8. The circulating water treatment system of claim 5, wherein: the bactericide dispenser comprises a bactericide liquid medicine barrel, a stirrer is arranged in the bactericide liquid medicine barrel, and a metering pump is arranged at an outlet of the bactericide liquid medicine barrel.
9. The circulating water treatment system of claim 1, wherein: an electrolysis device for carrying out electrochemical treatment on the circulating water is arranged in the cooling tank.
10. The circulating water treatment system of claim 9, wherein: the electrolysis device comprises an anode plate and a cathode plate, and the anode plate and the cathode plate are mutually arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320094548.1U CN219259779U (en) | 2023-02-01 | 2023-02-01 | Circulating water treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320094548.1U CN219259779U (en) | 2023-02-01 | 2023-02-01 | Circulating water treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219259779U true CN219259779U (en) | 2023-06-27 |
Family
ID=86864991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320094548.1U Active CN219259779U (en) | 2023-02-01 | 2023-02-01 | Circulating water treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219259779U (en) |
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2023
- 2023-02-01 CN CN202320094548.1U patent/CN219259779U/en active Active
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