Comprehensive treatment device of circulating cooling water system

Abstract

The utility model discloses a comprehensive treatment device of a circulating cooling water system. The comprehensive treatment device of the circulating cooling water system comprises a cooling circulating water pool, a water pump, a cooling tower, a first electromagnetic frequency mixing scale inhibition device, a side filtration system, an electrochemical water treatment device and a hypochlorous acid sterilization device, the water supply main pipe is matched with the heat exchange device and connected with the cooling tower through the water return main pipe, and the cooling tower is connected with the cooling circulation water pool. The first electromagnetic frequency mixing scale inhibition device is arranged on the water supply main pipe; the bypass filter system, the electrochemical water treatment device and the hypochlorous acid sterilization device are respectively connected with the water return main pipe and the cooling circulating water tank through pipelines. The utility model provides a comprehensive treatment device of a circulating cooling water system, which can ensure the heat exchange efficiency of the circulating cooling water system and realize long-term stable operation on the premise of ensuring that the water quality reaches the standard and greatly reducing chemical agents.

Description

TECHNICAL FIELD

[0001] The utility model relates to circulating cooling water treatment device technical field, specifically, relate to a kind of comprehensive treatment device of circulating cooling water system. BACKGROUND

[0002] Circulating cooling water is widely used in electric power, petroleum chemical industry, metallurgy and other industries. In the long-term use process, water is continuously evaporated, so that the salt content of circulating cooling water gradually increases, and hardness ions are easy to form scale and deposit on the heat transfer surface. This not only reduces the heat transfer efficiency, but also blocks the pipeline, causing great harm to normal production. In addition, circulating cooling water contains organic matter and nitrogen and phosphorus compounds, and bacteria and algae and other microorganisms will use these nutrients to reproduce in large quantities in the circulating cooling water system, which will also cause great harm to normal production. Therefore, circulating cooling water needs to be effectively treated during use.

[0003] Usually, the method of adding scale inhibitors and disinfectants and other chemical agents is mainly used to treat circulating cooling water. Although this method is effective, the cost of chemicals is high, and the scale inhibitor contains a large amount of phosphorus element, which can easily cause eutrophication of natural water bodies and pollute the environment. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the above technical problems of high cost of chemicals and pollution of the environment caused by the method of adding scale inhibitors and disinfectants and other chemical agents to treat circulating cooling water, the utility model provides a comprehensive treatment device for circulating cooling water system, which can ensure the heat transfer efficiency of the circulating cooling water system and realize long-term stable operation under the premise of ensuring water quality and greatly reducing chemical agents.

[0005] The utility model provides a kind of comprehensive treatment device of circulating cooling water system, including cooling circulating pool, water pump, cooling tower, first electromagnetic mixed frequency scale inhibition device, side filtration system, electrochemical water treatment device and hypochlorous acid sterilization device, the cooling water circulating pool is respectively provided with water replenishing port and drain, the water inlet end of the water pump is connected with the cooling water circulating pool, and the water outlet end is connected with water supply main, the water outlet end of the water supply main is connected with several water supply pipelines, several water supply pipelines are respectively arranged with different heat exchange devices, and the water outlet end of several water supply pipelines is connected with the water inlet end of return water main, the water outlet end of return water main is connected with the water inlet end of cooling tower, and the water outlet end of cooling tower is connected with the cooling circulating pool, the first electromagnetic mixed frequency scale inhibition device is arranged on the water supply main, the water inlet end of the side filtration system, the water inlet end of the electrochemical water treatment device and the water inlet end of the hypochlorous acid sterilization device are respectively equipped with valve, and are respectively connected with return water main by pipeline, the water outlet end of the side filtration system, the water outlet end of the electrochemical water treatment device and the water outlet end of the hypochlorous acid sterilization device are respectively connected with the cooling circulating pool by pipeline.

[0006] In a preferred embodiment of the comprehensive treatment device of circulating cooling water system provided by the utility model, the electrochemical water treatment device includes a first intelligent control host, a PLC controller, a PLC display screen, a plurality of electrochemical water treatment units, a second electromagnetic mixed frequency scale inhibition device and a power supply, the first intelligent control host is connected with the PLC controller and the second electromagnetic mixed frequency scale inhibition device, the PLC display screen and the plurality of electrochemical water treatment units are connected with the PLC controller, the power supply is connected with the first intelligent control host, the PLC controller, the plurality of electrochemical water treatment units and the second electromagnetic mixed frequency scale inhibition device, the water inlet end of the plurality of electrochemical water treatment units is connected with a water inlet pipe, the water inlet end of the water inlet pipe is connected with the return water main, the water outlet end of the plurality of electrochemical water treatment units is connected with a water return pipe, and the water outlet end of the water return pipe is connected with the cooling circulating pool, and the second electromagnetic mixed frequency scale inhibition device is arranged on the water return pipe.

[0007] In a preferred embodiment of the comprehensive treatment device of the circulating cooling water system, the electrochemical water treatment unit comprises an electrolytic cell, a plurality of anode plates, a plurality of cathode plates, a plurality of DSA electrodes, an anti-corrosion electrode plate and a flocculation electrode plate, the electrolytic cell is sequentially provided with a water inlet uniform distribution area, an electrode area and a water outlet area along the flow direction of the cooling circulating water, and a scale bucket is arranged at the bottom of the electrolytic cell, the bottom of the water inlet uniform distribution area, the bottom of the electrode area and the bottom of the water outlet area are connected with the scale bucket respectively, the water inlet uniform distribution area is provided with a water inlet, the water inlet is connected with the water inlet pipe, the water outlet area is provided with a water outlet, and the water outlet is connected with the backwater pipe, the plurality of anode plates, the plurality of cathode plates and the plurality of DSA electrodes are arranged in the electrode area respectively, the anode plates and the cathode plates are arranged alternately, the DSA electrodes are arranged between two adjacent anode plates and cathode plates, the upper parts of the plurality of anode plates are electrically connected with each other and connected with the power supply through wires, the upper parts of the plurality of cathode plates are electrically connected with each other and connected with the power supply through wires, the upper parts of the plurality of DSA electrodes are electrically connected with each other and connected with the power supply through wires, the anti-corrosion electrode plate and the flocculation electrode plate are arranged in the water outlet area respectively and connected with the power supply respectively, and the anode plates, the cathode plates, the DSA electrodes, the anti-corrosion electrode plate and the flocculation electrode plate are connected with the PLC controller.

[0008] In a preferred embodiment of the comprehensive treatment device of the circulating cooling water system, the water inlet uniform distribution area, the electrode area and the water outlet area are provided with partitions, the water inlet uniform distribution area is communicated with the lower part of the electrode area, and the electrode area is communicated with the upper part of the water outlet area.

[0009] In a preferred embodiment of the comprehensive treatment device of the circulating cooling water system, the water inlet is provided with a water inlet valve, and the water inlet valve is connected with the PLC controller.

[0010] In a preferred embodiment of the comprehensive treatment device of the circulating cooling water system, the bottom of the scale bucket is provided with a scale discharge pipe, the scale discharge pipe is provided with a scale discharge valve, the scale discharge valve is connected with the PLC controller, and the bottom of the scale discharge pipe is provided with a scale receiving box.

[0011] In a preferred embodiment of the comprehensive treatment device of the circulating cooling water system, the scale discharge pipe is provided with an electric heating device, and the electric heating device is connected with the PLC controller and the power supply respectively.

[0012] In a preferred embodiment of the comprehensive treatment device of the circulating cooling water system, the power supply is a distributed power supply.

[0013] In a preferable embodiment of the comprehensive treatment device of the circulating cooling water system, a second intelligent control host is further arranged, and the second intelligent control host is connected with the water pump and the first electromagnetic mixed frequency scale inhibition device.

[0014] In a preferable embodiment of the comprehensive treatment device of the circulating cooling water system, an electric conductivity meter and a pH meter are arranged in the cooling circulating water pool, and the electric conductivity meter and the pH meter are connected with the second intelligent control host.

[0015] Compared with the prior art, the comprehensive treatment device of the circulating cooling water system has the following beneficial effects:

[0016] I. By arranging the first electromagnetic mixed frequency scale inhibition device, the bypass filtration system, the electrochemical water treatment device and the hypochlorous acid sterilization device, the heat exchange efficiency of the circulating cooling water system can be ensured, and long-term stable operation can be realized under the premise of ensuring water quality and greatly reducing chemical agents.

[0017] II. The electrochemical water treatment device adopts a distributed power supply and a plurality of mutually independent electrochemical water treatment units, so that when any one of the electrochemical water treatment units fails, the operation of other electrochemical water treatment units is not affected, and the working efficiency of the electrochemical water treatment device is effectively improved.

[0018] III. By arranging the hypochlorous acid sterilization device to prepare efficient hypochlorous acid for quantitative injection into the cooling circulating water pool, continuous and effective sterilization and algae removal of the circulating water can be realized. In addition, during electrolytic treatment of the electrochemical water treatment unit, an extremely acidic environment and an extremely alkaline environment are formed near each electrode of the electrochemical water treatment unit, so that most of the bacteria in the circulating water near each electrode of the electrochemical water treatment unit cannot adapt to the environment, thereby removing most of the bacteria in the circulating water and further improving the sterilization effect on the circulating water. In addition, by arranging the first electromagnetic mixed frequency scale inhibition device and the second electromagnetic mixed frequency scale inhibition device, the cell walls and cell membranes of bacteria and algae in the circulating water flowing in the pipeline can be strongly damaged under the action of high-frequency electromagnetic field, which can cause bacterial apoptosis and play a good sterilization effect, thereby further improving the sterilization effect on the circulating water. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings, wherein:

[0020] Figure 1Is the overall structure schematic diagram of the comprehensive treatment device of the circulating cooling water system provided by the utility model;

[0021] Figure 2 Is Figure 1 The structure schematic diagram of the electrochemical water treatment device shown in the figure;

[0022] Figure 3 Is Figure 2 The top view of the electrochemical water treatment unit shown in the figure;

[0023] Figure 4 Is Figure 2 The side view of the electrochemical water treatment unit shown in the figure;

[0024] Figure 5 Is Figure 2 The structure block diagram of the electrochemical water treatment device shown in the figure. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] Please refer to Figure 1 , Figure 1It is the whole structure schematic drawing of the comprehensive treatment device of the circulating cooling water system provided by the utility model. The comprehensive treatment device of the circulating cooling water system includes cooling circulating water pool 11, water pump 12, cooling tower 13, first electromagnetic mixed frequency scale inhibition device 14, bypass filtration system 15, electrochemical water treatment device 16 and hypochlorous acid sterilization device 17, and the cooling water circulating water pool 11 is respectively provided with water supplementing port 111 and water outlet 112; the water inlet end of the water pump 12 is connected with the cooling water circulating water pool 11, and the water outlet end is connected with water supply main pipe 18; the water outlet end of the water supply main pipe 18 is connected with a plurality of water supply pipelines 181, a plurality of water supply pipelines 181 are respectively arranged in cooperation with different heat exchange devices 19, and the water outlet end of a plurality of water supply pipelines 181 is connected with the water inlet end of water return main pipe 20; the water outlet end of the water return main pipe 20 is connected with the water inlet end of the cooling tower 13, and the water outlet end of the cooling tower 13 is connected with the cooling circulating water pool 11; the first electromagnetic mixed frequency scale inhibition device 14 is arranged on the water supply main pipe 18, and the first electromagnetic mixed frequency scale inhibition device 14 includes a coil wound on the water supply main pipe 18; the water inlet end of the bypass filtration system 15, the water inlet end of the electrochemical water treatment device 16 and the water inlet end of the hypochlorous acid sterilization device 17 are respectively provided with valves and are respectively connected with the water return main pipe 20 through pipelines, and the water outlet end of the bypass filtration system 15, the water outlet end of the electrochemical water treatment device 16 and the water outlet end of the hypochlorous acid sterilization device 17 are respectively connected with the cooling circulating water pool 11 through pipelines.

[0027] Please see Figure 2 、 Figure 3 、 Figure 4 and Figure 5 , wherein Figure 2 is the structure schematic view of the electrochemical water treatment device shown in Figure 1 . Figure 3 is the top view of the electrochemical water treatment unit shown in Figure 2 . Figure 4 is the side view of the electrochemical water treatment unit shown in Figure 2 . Figure 5 is the structure schematic view of the electrochemical water treatment unit shown in Figure 2The structural diagram of the electrochemical water treatment device is shown. The electrochemical water treatment device 16 comprises a first intelligent control host 161, a PLC controller 162, a PLC display screen 163, a plurality of electrochemical water treatment units 164, a second electromagnetic mixing scale inhibition device 165 and a power supply 166. The first intelligent control host 161 is connected with the PLC controller 162 and the second electromagnetic mixing scale inhibition device 165 respectively. The PLC display screen 163 and the plurality of electrochemical water treatment units 164 are connected with the PLC controller 162 respectively. The power supply 166 is connected with the first intelligent control host 161, the PLC controller 162, the plurality of electrochemical water treatment units 164 and the second electromagnetic mixing scale inhibition device 165 respectively, and the power supply 166 is a distributed power supply. The water inlet ends of the plurality of electrochemical water treatment units 164 are connected with a water inlet pipe 167 respectively. The water inlet end of the water inlet pipe 167 is connected with the water return main pipe 20. The water outlet ends of the plurality of electrochemical water treatment units 164 are connected with a water return pipe 168 respectively. The water outlet end of the water return pipe 168 is connected with the cooling circulating water pool 11. The second electromagnetic mixing scale inhibition device 165 is arranged on the water return pipe 168, and the second electromagnetic mixing scale inhibition device 165 comprises a coil wound on the water return pipe 168. By adopting the distributed power supply and the design of the plurality of independent electrochemical water treatment units 164, when any one of the electrochemical water treatment units 164 fails, the operation of the other electrochemical water treatment units 164 is not affected, and the working efficiency of the electrochemical water treatment device 16 is effectively improved.

[0028] The electrochemical water treatment unit 164 includes an electrolytic cell 1641, a plurality of anode plates 1642, a plurality of cathode plates 1643, a plurality of DSA electrodes 1644, an anti-corrosion plate 1645 and a flocculation plate 1646. The electrolytic cell 1641 is provided with a water inlet uniform distribution area 16411, an electrode area 16412 and a water outlet area 16413 in sequence along the flow direction of the cooling circulating water, and a scale hopper 1647 is provided at the bottom of the electrolytic cell 1641. The bottom of the water inlet uniform distribution area 16411, the bottom of the electrode area 16412 and the bottom of the water outlet area 16413 are respectively connected to the scale hopper 1647; the water inlet uniform distribution area 1641 1 is provided with a water inlet 16414, and the water inlet 16414 is connected to the water inlet pipe 167; the water outlet area 16413 is provided with a water outlet 16415, and the water outlet 16415 is connected to the return pipe 168; a plurality of anode plates 1642, a plurality of cathode plates 1623 and a plurality of DSA electrodes 1644 are respectively arranged in the electrode area 16412, and the anode plates 1642 and the cathode plates 1623 are staggered, and the DSA electrodes 1644 are arranged between two adjacent anode plates 1642 and the cathode plates 1643; the upper portions of the plurality of anode plates 1642 are electrically connected to each other The upper portions of the plurality of cathode plates 1643 are electrically connected to each other and are connected to the negative pole of the power supply 166 through wiring; the upper portions of the plurality of DSA electrodes 1644 are electrically connected to each other and are connected to the positive pole of the power supply 166 through wiring; the anti-corrosion plate 1645 and the flocculation plate 1646 are respectively arranged in the water outlet area 16413 and are respectively connected to the power supply 166; the anode plate 1642, the cathode plate 1643, the DSA electrode 1644, the anti-corrosion plate 1645 and the flocculation plate 1646 are respectively connected to the PLC The anode plate 1642, the cathode plate 1643 and the DSA electrode 1644 are connected to each other; the PLC controller 162 controls the anode plate 1642, the cathode plate 1643 and the DSA electrode 1644 to realize automatic pole reversal descaling, replacing the traditional scraper descaling process, realizing scraper-free, mechanical failure-free and scale-free water sedimentation tank, improving treatment efficiency and saving treatment costs; by setting the anti-corrosion plate 1645, the corrosion rate of the system can be effectively slowed down; by setting the flocculation plate 1646, the water quality indicators such as turbidity and suspended matter of the circulating cooling water system can be improved, effectively reducing the sludge adhesion rate of the cooling tower 13, the heat exchange device 19 and the pipeline, and improving the heat exchange efficiency.

[0029] The water inlet uniform distribution area 16411, the electrode area 16412 and the water outlet area 16413 are provided with a partition plate 1648, the water inlet uniform distribution area 16411 is communicated with the lower part of the electrode area 16412, and the electrode area 16412 is communicated with the upper part of the water outlet area 16413, so that the treated circulating cooling water enters the water inlet uniform distribution area 16411, and then the water flow changes from horizontal to vertical downward direction, so that the energy of the water flow entering the electrode area is dissipated and homogenized.

[0030] The water inlet 16414 is provided with a water inlet valve 16416 connected with the PLC controller 162.

[0031] The bottom of the scale bucket 1647 is provided with a scale discharge pipe 16471, the scale discharge pipe 16471 is provided with a scale discharge valve 16472 connected with the PLC controller 162, and the bottom of the scale discharge pipe 16472 is provided with a scale receiving box 1649; the scale receiving box 1649 is arranged to collect the scale layer generated after descaling, so as to improve the cleaning efficiency.

[0032] The circulating cooling water flows into the water inlet uniform distribution area 16411 from the water inlet 16414, flows into the electrode area 16412 through the water inlet uniform distribution area 16411 and the bottom of the electrode area 16412, is treated in the electrode area 16412, flows into the water outlet area 16413 through the top of the electrode area 16412 and the water outlet area 16413, and then flows out from the water outlet 16415 of the water outlet area 16413, the scale layer generated after descaling falls into the scale bucket 1647, and is discharged from the scale discharge pipe 16471 and the scale discharge valve 16472 of the scale bucket 1647 to the scale receiving box 1649.

[0033] The scale discharge pipe 16471 is provided with an electric heating device 16473 connected with the PLC controller 162 and the power supply 166 respectively, so as to prevent the scale water from freezing in winter, thereby blocking the scale discharge pipe 16471.

[0034] The comprehensive treatment device 1 of the circulating cooling water system further comprises a second intelligent control host 21 connected with the water pump 12 and the first electromagnetic mixed frequency scale inhibition device 14 respectively, for controlling the opening and closing of the water pump 12 and the first electromagnetic mixed frequency scale inhibition device 14.

[0035] The cooling circulating water tank 11 is provided with an electric conductivity instrument 113 and a PH instrument 114 connected with the second intelligent control host 21 respectively, for real-time monitoring of the water quality index in the cooling circulating water tank 11.

[0036] In operation, water in the cooling circulating pool 11 is lifted by the water pump 12, flows through each heat exchange device 19 through the water supply main pipe 18 and the water inlet pipe 167, and finally returns to the cooling tower 13 through the backwater pipe 168 and the backwater main pipe 20. After being fully contacted with air and heat exchanged by the medium and the fan, the water returns to the cooling circulating pool 11. The first electromagnetic mixed scale inhibition device 14 is installed on the outer wall of the water supply main pipe 18 behind the water pump 12, and effectively inhibits scale of water flowing in the water supply main pipe 18 and enters the heat exchange device 19 for heat exchange. By controlling the valves of the water inlet end of the side filtration system 15, the water inlet end of the electrochemical water treatment device 16 and the water inlet end of the hypochlorous acid sterilization device 17, the circulating water in the backwater main pipe 20 can enter the side filtration system 15, the electrochemical water treatment device 16 and the hypochlorous acid sterilization device 17 respectively, so as to facilitate subsequent processing operation. For the amount of circulating water entering the electrochemical water treatment device 16, 3-5% of the circulating amount of the backwater main pipe 20 enters the electrochemical water treatment device 16 for continuous treatment. The water treated by descaling, sterilization, scale inhibition and improved purification treatment directly enters the cooling circulating pool 11. The hypochlorous acid sterilization device 17 prepares high-efficiency hypochlorous acid, and the mixed circulating water is injected into the cooling circulating pool 11 for continuous and effective sterilization and algae killing.

[0037] The above is only an embodiment of the present application, and does not limit the patent range of the present application. Any equivalent structure or equivalent process conversion, or direct or indirect application in other related technical fields, which is made by using the content of the present application specification and drawings, is also included in the patent protection range of the present application.

Claims

1. A comprehensive treatment device for a circulating cooling water system, characterized in that: It includes a cooling water circulation pool, a water pump, a cooling tower, a first electromagnetic mixing scale prevention device, a side filtration system, an electrochemical water treatment device and a hypochlorous acid sterilization device. The cooling water circulation pool is respectively provided with a water supply port and a drain port; the water inlet end of the water pump is connected to the cooling water circulation pool, and the water outlet end is connected to the water supply main; the water outlet end of the water supply main is respectively connected to a plurality of water supply pipelines, and the plurality of water supply pipelines are respectively provided with different heat exchange devices, and the water outlet ends of the plurality of water supply pipelines are connected to the water inlet end of the return water main, and the return water main is provided with a plurality of water supply pipes. The water outlet is connected to the water inlet of the cooling tower, and the water outlet of the cooling tower is connected to the cooling circulating water pool; the first electromagnetic mixing scale inhibition device is arranged on the water supply main; the water inlet of the bypass filtration system, the water inlet of the electrochemical water treatment device and the water inlet of the hypochlorous acid sterilization device are respectively provided with valves, and are respectively connected to the return water main through pipes, and the water outlet of the bypass filtration system, the water outlet of the electrochemical water treatment device and the water outlet of the hypochlorous acid sterilization device are respectively connected to the cooling circulating water pool through pipes.

2. The comprehensive treatment device for the circulating cooling water system according to claim 1, characterized in that: The electrochemical water treatment device includes a first intelligent control host, a PLC controller, a PLC display screen, multiple electrochemical water treatment units, a second electromagnetic mixing scale prevention device and a power supply. The first intelligent control host is respectively connected to the PLC controller and the second electromagnetic mixing scale prevention device; the PLC display screen and the multiple electrochemical water treatment units are respectively connected to the PLC controller; the power supply is respectively connected to the first intelligent control host, the PLC controller, the multiple electrochemical water treatment units and the second electromagnetic mixing scale prevention device; the water inlet ends of the multiple electrochemical water treatment units are respectively connected to the water inlet pipe, the water inlet ends of the water inlet pipes are connected to the return water main pipe, the water outlet ends of the multiple electrochemical water treatment units are respectively connected to the return water pipe, the water outlet ends of the return water pipes are connected to the cooling circulating water pool; the second electromagnetic mixing scale prevention device is arranged on the return water pipe.

3. The comprehensive treatment device for the circulating cooling water system according to claim 2, characterized in that: The electrochemical water treatment unit includes an electrolytic cell, a plurality of anode plates, a plurality of cathode plates, a plurality of DSA electrodes, an anti-corrosion electrode plate and a flocculation electrode plate. The electrolytic cell is provided with an inlet uniform distribution area, an electrode area and a water outlet area in sequence along the flow direction of the cooling circulating water, and a scale hopper is provided at the bottom of the electrolytic cell. The bottom of the inlet uniform distribution area, the bottom of the electrode area and the bottom of the water outlet area are respectively connected to the scale hopper; the inlet uniform distribution area is provided with a water inlet, and the water inlet is connected to the water inlet pipe; the water outlet area is provided with a water outlet, and the water outlet is connected to the return pipe; a plurality of the anode plates, a plurality of the cathode plates and a plurality of the DSA electrodes are respectively provided in the electrode area The anode plates and the cathode plates are arranged in an alternating manner, and the DSA electrode is arranged between two adjacent anode plates and the cathode plates; the upper parts of several anode plates are electrically connected to each other and connected to the power supply through wiring; the upper parts of several cathode plates are electrically connected to each other and connected to the power supply through wiring; the upper parts of several DSA electrodes are electrically connected to each other and connected to the power supply through wiring; the anti-corrosion electrode plate and the flocculation electrode plate are respectively arranged in the water outlet area and are respectively connected to the power supply; the anode plate, the cathode plate, the DSA electrode, the anti-corrosion electrode plate and the flocculation electrode plate are respectively connected to the PLC controller.

4. The comprehensive treatment device for the circulating cooling water system according to claim 3, characterized in that: Partitions are provided between the water inlet uniform distribution area, the electrode area and the water outlet area. The water inlet uniform distribution area is communicated with the lower part of the electrode area, and the electrode area is communicated with the upper part of the water outlet area.

5. The comprehensive treatment device for the circulating cooling water system according to claim 3, characterized in that: The water inlet is provided with a water inlet valve, and the water inlet valve is connected to the PLC controller.

6. The comprehensive treatment device for the circulating cooling water system according to claim 3, characterized in that: A scale discharge pipe is provided at the bottom of the scale hopper; a scale discharge valve is provided on the scale discharge pipe, and the scale discharge valve is connected to the PLC controller; a scale receiving box is provided at the bottom of the scale discharge pipe.

7. The comprehensive treatment device for the circulating cooling water system according to claim 6, characterized in that: The descaling pipe is provided with an electric heating device, and the electric heating device is connected to the PLC controller and the power supply respectively.

8. The comprehensive treatment device for a circulating cooling water system according to any one of claims 2 to 7, characterized in that: The power supply is a distributed power supply.

9. The comprehensive treatment device for a circulating cooling water system according to any one of claims 1 to 7, characterized in that: It also includes a second intelligent control host, which is connected to the water pump and the first electromagnetic mixing scale prevention device respectively.

10. The comprehensive treatment device for the circulating cooling water system according to claim 9, characterized in that: A conductivity meter and a pH meter are provided in the cooling circulating water pool, and the conductivity meter and the pH meter are connected to the second intelligent control host respectively.

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