CN212425519U - Scale prevention and scale inhibition device of water cooling system - Google Patents
Scale prevention and scale inhibition device of water cooling system Download PDFInfo
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- CN212425519U CN212425519U CN202022238031.4U CN202022238031U CN212425519U CN 212425519 U CN212425519 U CN 212425519U CN 202022238031 U CN202022238031 U CN 202022238031U CN 212425519 U CN212425519 U CN 212425519U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 457
- 238000001816 cooling Methods 0.000 title claims abstract description 247
- 230000005764 inhibitory process Effects 0.000 title claims description 18
- 230000002265 prevention Effects 0.000 title claims description 16
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- 238000011068 loading method Methods 0.000 claims description 7
- 230000002401 inhibitory effect Effects 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
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- 238000005341 cation exchange Methods 0.000 claims description 4
- 239000003729 cation exchange resin Substances 0.000 claims description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 2
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- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 abstract description 18
- 229910001424 calcium ion Inorganic materials 0.000 abstract description 18
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- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
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- Treatment Of Water By Ion Exchange (AREA)
Abstract
The utility model discloses a water cooling system scale control, hinder dirty device, this water cooling system scale control, hinder dirty device and include binary channels rivers switching-over device, ion exchange system, water cooling system and controller, the combination of above process units has realized water cooling system's scale control, hinder dirty function jointly. The utility model discloses the device utilizes ion exchange water treatment process to get rid of scaling material such as calcium ion, magnesium ion among the water cooling system, makes the cooling water no longer appear scaling material in heat dissipation, evaporation and concentration process, has reached the purpose that prevents the water cooling system scale deposit. And the ineffective ion exchange material uses the water cooling system to discharge sewage for regeneration, thus reducing the operating cost of the water cooling system and reducing the environmental pollution.
Description
Technical Field
The utility model relates to a water treatment technical field, more specifically the theory says, relates to a water cooling system scale control, hinder dirty device.
Background
The water consumption of the water cooling system accounts for 70-90% of the total industrial water consumption, and the water cooling system has the functions of transferring heat energy among various heat sources and cooling running devices in various high-temperature environments so as to achieve the purpose of protecting the devices. Three major problems in the operation of water cooling systems are scaling, corrosion and microbial growth. The scaling is because a large amount of moisture of cooling water evaporation in the heat dissipation process, and the cooling water leads to various ionic strength constantly to rise because of the concentration, and the scale deposit material in the cooling water precipitates and separates out to adhere to heat transfer surface formation incrustation scale, hinder the heat transfer, and cause the corrosion under the incrustation scale of heat transfer interface, seriously reduce water cooling system's cooling efficiency and life. Fouling is a major problem that prevents the safe operation of water cooling systems.
The current solutions are: the method has the advantages that the scale inhibitor is added into the cooling water, so that the crystallization process of scale substances in the cooling water is damaged, the precipitation of the scale substances is prevented, and the purpose of preventing the scale on the heat exchange surface is achieved; the method has the defects that: firstly, the scale inhibitor used is expensive and has high operation cost; secondly, the scaling of the water cooling system cannot be completely prevented; thirdly, polluting the water environment; secondly, various ions which can form scaling substances in the circulating cooling water are removed by adopting water treatment processes such as ion exchange, precipitation and the like, and the scaling substances are not separated out from the cooling water in the concentration process, so that the purpose of preventing the cooling water system from scaling is achieved; the method has the defects that: firstly, a chemical agent is needed to regenerate a failed ion exchange material, so that the operation cost is increased; secondly, the added chemical agent pollutes the water environment; thirdly, by adopting physical treatment methods such as an electric field, a magnetic field and the like, sediment substances formed in the concentration process of the cooling water are not attached to a heat transfer interface, a water cooling system is not scaled, and the purpose of scale prevention is achieved; the method is not stable in scale inhibition effect, and is only used in individual scenes with low scale inhibition efficiency requirements at present.
Therefore, how to provide a membrane treatment system inlet water softening device which can overcome the above problems is a problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims to provide a water cooling system scale control, hinder dirty device, it has overcome current dirt method and has hindered that the effect is poor, the treatment cost is high, the serious shortcoming of environmental pollution, need not use chemical agent, electromagnetic energy or other materials, also can get rid of the scale deposit material among the water cooling system, makes the water cooling system no longer appear the scale deposit material at the operation in-process, realizes water cooling system's scale control, hinders dirty purpose.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an anti-scaling and anti-scaling device of a water cooling system, which adopts an ion exchange material to soften and treat the make-up water of the water cooling system, and the failed ion exchange material uses the sewage discharged by the water cooling system to regenerate;
the scale prevention and scale inhibition device of the water cooling system comprises a double-channel water flow reversing device, an ion exchange system, the water cooling system and a controller; the two-channel water flow reversing device comprises a first two-channel water flow reversing device and a second two-channel water flow reversing device, the first two-channel water flow reversing device comprises a first valve, a second valve, a third valve and a fourth valve which are sequentially communicated end to end through water pipes, and the second two-channel water flow reversing device comprises a fifth valve, a sixth valve, a seventh valve and an eighth valve which are sequentially communicated end to end through water pipes; the ion exchange system comprises a first ion exchanger and a second ion exchanger, and the interiors of the first ion exchanger and the second ion exchanger are filled with the ion exchange material;
a water pipe of the first valve communicated with the fourth valve is provided with a water supplementing inlet of a water cooling system, a water pipe of the second valve communicated with the third valve is provided with a regenerated wastewater outlet, a water inlet and outlet of the first ion exchanger is communicated with a water pipe communicated with the first valve and the second valve, a water inlet and outlet of the first ion exchanger is communicated with a water pipe communicated with the fifth valve and the sixth valve, a water inlet and outlet of the second ion exchanger is communicated with a water pipe communicated with the seventh valve and the eighth valve, and a water inlet and outlet of the fourth ion exchanger is communicated with a water pipe communicated with the third valve and the fourth valve; the water cooling system is provided with a water supply port of the water cooling system, a water outlet of the water cooling system, a water return port of the water cooling system and a sewage outlet of the water cooling system, the water supply port of the water cooling system is communicated with a water pipe communicated with the valve six and the valve seven, the water outlet of the water cooling system and the water return port of the water cooling system are respectively connected with a cooling water inlet and a cooling water outlet of a corresponding heat exchange device, and the sewage outlet of the water cooling system is communicated with a water pipe communicated with the valve five and the valve eight;
the controller is respectively electrically connected with the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve, the seventh valve and the eighth valve and used for controlling the opening and the closing of the valves.
According to the technical scheme, compare with prior art, the utility model discloses a water cooling system scale control, hinder dirty device has realized water cooling system's scale control, hinders dirty function jointly through setting up two binary channels rivers switching-over devices, two ion exchanger, water cooling system and a plurality of connecting tube. The device utilizes the ion exchange water treatment process to remove the scaling substances such as calcium ions, magnesium ions and the like in the water cooling system, so that the scaling substances are not separated out from the cooling water in the processes of heat dissipation, evaporation and concentration, and the purpose of preventing the water cooling system from scaling is achieved. And the ineffective ion exchange material uses the water cooling system to discharge sewage for regeneration, thus reducing the operating cost of the water cooling system and reducing the environmental pollution.
Preferably, the first ion exchanger and the second ion exchanger have the same structure, and both comprise a housing and the ion exchange material filled in the housing, the housing is provided with an ion exchange material loading port, an ion exchange material discharge port, and two water inlets and outlets, the ion exchange material loading port and one of the water inlets and outlets are located above the housing, and the ion exchange material discharge port and the other of the water inlets and outlets are located below the housing.
Preferably, the first ion exchanger and the second ion exchanger are one ion exchanger or an ion exchanger group consisting of a plurality of ion exchangers.
Preferably, the ion exchange material is a cation exchange material.
The cation exchange material can intercept scaling substances such as calcium ions, magnesium ions and the like in water through ion exchange in the operation process of an ion exchange system, prevent the scaling substances from being separated out in the operation process of a water cooling system, and realize the scale prevention function of a scale prevention and scale inhibition device of the water cooling system.
Preferably, the ion exchange material is a sodium type cation exchange resin.
Preferably, the anti-scaling and anti-scaling device of the water cooling system further comprises a sewage treatment device of the water cooling system, the sewage treatment device of the water cooling system is arranged between the water cooling system and the two-channel water flow reversing device II, a sewage outlet of the water cooling system is communicated with a water inlet of the sewage treatment device of the water cooling system, and a water outlet of the sewage treatment device of the water cooling system is communicated with a water pipe communicated with the valve V and the valve eight.
If the water quality of the sewage discharged by the water cooling system is better under the actual condition, the water cooling system can be directly used for regenerating the ineffective ion exchange material; however, if the quality of the sewage discharged by the water cooling system is poor, a sewage treatment device of the water cooling system is additionally arranged between the water cooling system and the two-channel water flow reversing device II to further treat the sewage discharged by the water cooling system, so that the quality of the sewage meets the requirement of the quality of the regenerated ineffective ion exchange material in the ion exchange system.
Preferably, the water cooling system sewage treatment device comprises a water tank, a booster water pump, a filtering treatment unit, a high-pressure water pump and a membrane treatment unit which are connected in sequence, wherein a water inlet of the water tank is communicated with a sewage outlet of the water cooling system, and a concentrated water outlet of the membrane treatment unit is communicated with a water pipe communicated with the fifth valve and the eighth valve.
The filtration processing unit in the water cooling system sewage treatment device is used for removing impurities in sewage, and the membrane processing unit is used for improving the nano-ion concentration of the sewage, so that the quality of the sewage meets the quality requirement of the regeneration of an ineffective ion exchange material in an ion exchange system.
Preferably, a cooling water scaling substance content detector is installed at a water inlet of the water cooling system.
The detector for the content of the scaling substances in the cooling water is used for judging whether an ion exchange material fails or not and whether the flow direction of water flow needs to be switched or not.
On the other hand, the utility model also provides a water cooling system antiscaling and antisludging process, if one of the ion exchanger I and the ion exchanger II is in the working state of intercepting the scaling substance in the water cooling system supplementing water by using the ion exchange material, the other one is in the regeneration state of the ion exchange material which is in failure by using the sewage discharged by the water cooling system;
the working condition I is as follows: when the first ion exchanger is in a working state of intercepting scaling substances in water cooling system supplementary water by using the ion exchange material, the second ion exchanger is in a regeneration state of the ion exchange material which is ineffective by using the sewage discharged by the water cooling system, the controller controls the first valve, the third valve, the sixth valve and the eighth valve to be opened, the second valve, the fourth valve, the fifth valve and the seventh valve to be closed, the supplementary water of the water cooling system sequentially passes through the first valve, the first ion exchanger and the sixth valve and then enters the water cooling system through the water supply port of the water cooling system, the water cooling system cools the heat exchange device, the cooling water is concentrated due to heat exchange and evaporation in the running process and then is discharged from the sewage outlet of the water cooling system as the sewage discharged by the water cooling system, the sewage discharged by the water cooling system sequentially passes through the eighth valve, the second ion exchanger and the third valve and is discharged from the regenerated wastewater outlet; the ion exchange material in the first ion exchanger is subjected to ion exchange with make-up water of a water cooling system to realize descaling treatment on cooling water, and the ion exchange material in the second ion exchanger is subjected to ion exchange with sewage discharged by the water cooling system to realize regeneration treatment on the ion exchange material;
working conditions are as follows: when the ion exchanger II is in a working state of intercepting scaling substances in water cooling system supplementary water by using the ion exchange material, the ion exchanger I is in a regeneration state of the ion exchange material which is regenerated and failed by using sewage discharged by the water cooling system, the controller controls the valve II, the valve IV, the valve V and the valve VII to be opened, the valve I, the valve III, the valve VI and the valve VIII to be closed, the water cooling system supplementary water sequentially passes through the valve IV, the ion exchanger II and the valve VII and then enters the water cooling system through the water cooling system water replenishing port, the water cooling system cools the heat exchange device, the cooling water is concentrated due to heat exchange and evaporation in the running process and then is discharged from the water cooling system sewage outlet as the water cooling system sewage, the sewage discharged by the water cooling system sequentially passes through the valve five, the ion exchanger I and the valve II and is discharged from the regenerated wastewater outlet; the ion exchange material in the ion exchanger II is subjected to ion exchange with make-up water of a water cooling system to realize descaling treatment on cooling water, and the ion exchange material in the ion exchanger I is subjected to ion exchange with sewage discharged by the water cooling system to realize regeneration treatment on the ion exchange material;
when the cooling water entering the water cooling system contains a small amount of scaling substances through detection, the ion exchange material in the corresponding ion exchanger in the working state of intercepting the scaling substances in the water cooling system by using the ion exchange material to supplement the water is determined to be invalid, and the ion exchange material in the other ion exchanger is completely regenerated, at the moment, the valve switching between the first working condition and the second working condition is carried out, so that the cyclic reciprocation of the operation of the first working condition and the second working condition is realized.
According to the technical scheme, compare with prior art, the utility model discloses a water cooling system scale control, hinder dirty device and technology is provided, through setting up two binary channels rivers switching-over devices, two ion exchanger, water cooling system and water cooling system blowdown water treatment facilities, two ion exchanger can alternate operation, can realize following technological effect:
(1) the scale substance in the water cooling system can be thoroughly removed, the scale substance is not separated out in the running process of the water cooling system, the scale of the water cooling system is effectively prevented, the cooling efficiency of the water cooling system is improved, and the energy is saved and the consumption is reduced.
(2) The regeneration of the ineffective ion exchange material does not need to use chemical agents, electromagnetic energy or other materials, thereby not only reducing the operation cost of the water treatment system, but also being beneficial to the reuse of the sewage discharged by the water treatment system and reducing the environmental pollution.
(3) Compared with the physical treatment method using an electric field and a magnetic field, the utility model also has the advantages of clear scale inhibition mechanism, suitability for various water quality working conditions, stable scale inhibition effect and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of the working conditions of the anti-scaling and anti-scaling device and process for a water cooling system of the present invention;
FIG. 2 is a schematic view of a working condition II of the anti-scaling and anti-scaling device and the process of the water cooling system of the utility model;
FIG. 3 is a process flow diagram of a sewage treatment device of a water cooling system in the anti-scaling and anti-scaling device of a water cooling system of the utility model.
FIG. 4 is a schematic structural diagram of a first ion exchanger and a second ion exchanger in the scale preventing and inhibiting device of the water cooling system of the present invention.
In the figure:
1 is a two-channel water flow reversing device I, 10 is a valve I, 11 is a valve II, 12 is a valve III, and 13 is a valve IV; 2, a two-channel water flow reversing device II, a valve five for 20, a valve six for 21, a valve seven for 22 and a valve eight for 23; 3 is an ion exchange system, 30 is an ion exchanger I, 300 is a water inlet and outlet I, 301 is a water inlet and outlet II, 31 is an ion exchanger II, 310 is a water inlet and outlet III, 311 is a water inlet and outlet IV, 32 is ion exchange material, 33 is a shell, 34 is an ion exchange material loading port, and 35 is an ion exchange material unloading port; 4 is a water supplementing inlet of the water cooling system; 5 is a regenerated wastewater outlet; 6, a water cooling system, 60, 61, 62 and 63 are respectively a water replenishing port, a water outlet, a water return port and a sewage outlet of the water cooling system; 7 is a heat exchange device; 8 is a sewage treatment device of a water cooling system, 80 is a water tank, 81 is a booster water pump, 82 is a filtration treatment unit, 83 is a high-pressure water pump, and 84 is a membrane treatment unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses a water cooling system scale control, hinder dirty device, this water cooling system scale control, hinder dirty device through setting up two binary channels rivers switching-over device, two ion exchanger, water cooling system 6, water cooling system blow off water treatment facilities 8, control system and a plurality of connecting tube, realized water cooling system 6's scale control, hinder dirty function jointly. The device adopts ion exchange technology to get rid of scale substance such as calcium ion, magnesium ion in the water cooling system make-up water (or cooling water) for 6 operation in-process of water cooling system can not appear scale substance, and water cooling system 6 does not scale deposit, and the device still uses water cooling system blowdown water regeneration inefficacy's ion exchange material 32, has reduced water cooling system 6 running cost, has reduced environmental pollution.
Examples
Referring to the attached drawings 1-4, which are the overall and partial structural schematic diagrams of an embodiment of the present invention, the present invention specifically discloses an anti-scaling and anti-scaling device for a water cooling system, wherein an ion exchange material 32 is adopted to soften the make-up water of the water cooling system, and the failed ion exchange material 32 is regenerated by using the sewage discharged by the water cooling system 6;
the scale prevention and scale inhibition device of the water cooling system comprises a double-channel water flow reversing device, an ion exchange system 3, a water cooling system 6 and a controller; the double-channel water flow reversing device comprises a double-channel water flow reversing device I1 and a double-channel water flow reversing device II 2, wherein the double-channel water flow reversing device I1 comprises a valve I10, a valve II 11, a valve III 12 and a valve IV 13 which are sequentially communicated end to end through a water pipe, and the double-channel water flow reversing device II 2 comprises a valve V20, a valve VI 21, a valve VII 22 and a valve VIII 23 which are sequentially communicated end to end through a water pipe; the ion exchange system 3 comprises a first ion exchanger 30 and a second ion exchanger 31, and the interiors of the first ion exchanger and the second ion exchanger are filled with ion exchange materials 32;
a water pipe of the first valve 10 communicated with the fourth valve 13 is provided with a water supplementing inlet 4 of a water cooling system, a water pipe of the second valve 11 communicated with the third valve 12 is provided with a regenerated wastewater outlet 5, a water inlet and outlet 300 of the first ion exchanger 30 is communicated with water pipes communicated with the first valve 10 and the second valve 11, a water inlet and outlet two 301 of the first ion exchanger 30 is communicated with water pipes communicated with a fifth valve 20 and a sixth valve 21, a water inlet and outlet three 310 of the second ion exchanger 31 is communicated with water pipes communicated with a seventh valve 22 and an eighth valve 23, and a water inlet and outlet four 311 of the second ion exchanger 31 is communicated with water pipes communicated with the third valve 12 and the fourth valve 13; the water cooling system 6 is provided with a water cooling system water replenishing port 60, a water cooling system water outlet 61, a water cooling system water return port 62 and a water cooling system sewage outlet 63, the water cooling system water replenishing port 60 is communicated with the water pipes of the communication valve six 21 and the valve seven 22, the water cooling system water outlet 61 and the water cooling system water return port 62 are respectively connected with the cooling water inlet and outlet of the corresponding heat exchange device 7, and the water cooling system sewage outlet 63 is communicated with the water pipes of the communication valve five 20 and the valve eight 23;
the controller is electrically connected with the first valve 10, the second valve 11, the third valve 12, the fourth valve 13, the fifth valve 20, the sixth valve 21, the seventh valve 22 and the eighth valve 23 respectively, and is used for controlling the opening and the closing of the valves.
The two-channel water flow reversing device I1 and the two-channel water flow reversing device II 2 in the utility model both comprise four valves and four water passing ports (water inlets or water outlets), and the change of the flow direction of the two-channel water flow is realized through different valve opening and closing combinations in the operation process of the anti-scaling and anti-scaling device of the water cooling system of the utility model; the four valves are connected with different parts of the scale prevention and scale inhibition device of the water cooling system through pipelines, and the conversion of the flow direction of the double-channel water flow is realized in the operation process of the scale prevention and scale inhibition device of the water cooling system.
In this embodiment, the antiscaling and antiscaling device of the water cooling system mainly comprises a first two-channel water flow reversing device 1, a first ion exchanger 30, a second two-channel water flow reversing device 2, a second ion exchanger 31, a control system, a connecting pipeline and other components. The device removes calcium ions (Ca) in cooling water replenishing water of a water cooling system 6 through an ion exchange process2+) And magnesium ion (mg)2+) And the scaling substances are waited, so that the scaling substances are not separated out from the water cooling system 6 in the operation process, and the purpose of preventing the scaling of the water cooling system 6 is achieved. Meanwhile, the quality of the sewage discharged by the water cooling system meets the quality requirement of the regenerant of the regenerated ineffective ion exchange material 32, so that the ineffective ion exchange material 32 in the scale prevention and scale inhibition device can be regenerated by using the sewage discharged by the water cooling system under the condition of not using chemical agents, electromagnetic energy or other materials, the operation cost of the water cooling system 6 is reduced, and the environmental pollution is reduced.
Specifically, the two-channel water flow reversing device I1 realizes replacement of two connecting channels of cooling water make-up water, regeneration wastewater and an ion exchanger I30 and an ion exchanger II 31 of the untreated water cooling system 6; and the two-channel water flow reversing device 2 realizes replacement of two connecting channels of treated cooling water make-up water of the water cooling system 6 and treated sewage of the water cooling system, the ion exchanger I30 and the ion exchanger II 31.
More specifically, as shown in fig. 4, the first ion exchanger 30 and the second ion exchanger 31 have the same structure, and each of the first ion exchanger and the second ion exchanger includes a housing 33 and an ion exchange material 32 filled in the housing 33, the housing 33 is provided with an ion exchange material loading port 34, an ion exchange material discharge port 35, and two water inlets and outlets, the ion exchange material loading port 34 and one of the water inlets and outlets are located above the housing 33, and the ion exchange material discharge port 35 and the other one of the water inlets and outlets are located below the housing 33.
More specifically, the first ion exchanger 30 and the second ion exchanger 31 are one ion exchanger or an ion exchanger group consisting of a plurality of ion exchangers.
More specifically, the ion exchange material 32 is a cation exchange material, and more preferably a sodium cation exchange resin.
Further specifically, as shown in fig. 1 and 2, the scale prevention and scale inhibition device of the water cooling system further comprises a sewage treatment device 8 of the water cooling system, the sewage treatment device 8 of the water cooling system is arranged between the water cooling system 6 and the two-channel water flow reversing device 2, a sewage outlet 63 of the water cooling system is communicated with a water inlet of the sewage treatment device 8 of the water cooling system, and a water outlet of the sewage treatment device 8 of the water cooling system is communicated with water pipes communicated with the five communicating valve 20 and the eight valve 23.
If the water quality of the sewage discharged by the water cooling system is better under the actual condition, the water cooling system can be directly used for regenerating the ineffective ion exchange material; however, if the quality of the sewage discharged by the water cooling system is poor, an additional sewage treatment device of the water cooling system is additionally arranged between the water cooling system and the two-channel water flow reversing device II to further treat the sewage discharged by the water cooling system, so that the quality of the sewage meets the requirement of the quality of the regenerated ineffective ion exchange material in the ion exchange system.
More specifically, as shown in fig. 3, the water cooling system sewage treatment device 8 includes a water tank 80, a booster water pump 81, a filtration processing unit 82, a high-pressure water pump 83 and a membrane processing unit 84 which are connected in sequence, a water inlet of the water tank 80 is communicated with the water cooling system sewage outlet 63, and a concentrated water outlet of the membrane processing unit 84 is communicated with water pipes communicated with the five valve 20 and the eight valve 23.
More specifically, a water inlet of the water cooling system 6 is provided with a cooling water scaling substance content detector.
The embodiment also provides a process for preventing and inhibiting scale of the water cooling system, wherein if one of the first ion exchanger 30 and the second ion exchanger 31 is in a working state that the ion exchange material 32 is used for intercepting scale substances in the supplementing water of the water cooling system, the other one is in a regeneration state of the ion exchange material 32 which is in regeneration failure by using the sewage discharged by the water cooling system 6;
the working condition I is as follows: as shown in fig. 1, when the first ion exchanger 30 is in the working state of intercepting the scaling substances in the make-up water of the water cooling system by using the ion exchange material 32, the second ion exchanger 31 is in the regeneration state of regenerating the failed ion exchange material 32 by using the blow-down water discharged from the water cooling system 6, the controller controls the first valve 10, the third valve 12, the sixth valve 21 and the eighth valve 23 to be opened, the second valve 11, the fourth valve 13, the fifth valve 20 and the seventh valve 22 to be closed, the supplementing water of the water cooling system sequentially passes through the first valve 10, the first ion exchanger 30 and the sixth valve 21 and then enters the water cooling system 6 through the water supplementing opening 60 of the water cooling system, the water cooling system 6 cools the heat exchange device 7, the cooling water is concentrated due to heat exchange and evaporation in the running process, then the sewage is taken as the sewage of the water cooling system and discharged from a sewage outlet 63 of the water cooling system into a sewage treatment device 8 of the water cooling system for further treatment; the water cooling system sewage discharged from the water cooling system sewage treatment device 8 passes through the valve eight 23, the ion exchanger two 31 and the valve three 12 in sequence and is discharged from the regeneration wastewater outlet 5; the ion exchange material 32 in the first ion exchanger 30 is subjected to ion exchange with the water cooling system make-up water to realize descaling treatment on the cooling water, and the ion exchange material 32 in the second ion exchanger 31 is subjected to ion exchange with the water cooling system sewage to realize regeneration treatment on the ion exchange material 32;
working conditions are as follows: as shown in fig. 2, when the second ion exchanger 31 is in the operating state of using the ion exchange material 32 to trap the scaling substances in the make-up water of the water cooling system, and the first ion exchanger 30 is in the regeneration state of using the blow-down water discharged from the water cooling system 6 to regenerate the ion exchange material 32 which is failed, the controller controls the valve II 11, the valve IV 13, the valve V20 and the valve VII 22 to be opened, the valve I10, the valve III 12, the valve VI 21 and the valve VIII 23 to be closed, the supplementing water of the water cooling system sequentially passes through the valve IV 13, the ion exchanger II 31 and the valve VII 22 and then enters the water cooling system 6 through the water supplementing opening 60 of the water cooling system, the water cooling system 6 cools the heat exchange device 7, the cooling water is concentrated due to heat exchange and evaporation in the running process, then the sewage is taken as the sewage of the water cooling system and discharged from a sewage outlet 63 of the water cooling system into a sewage treatment device 8 of the water cooling system for further treatment; the water cooling system sewage discharged from the water cooling system sewage treatment device 8 passes through a valve five 20, an ion exchanger one 30 and a valve two 11 in sequence and is discharged from a regeneration wastewater outlet 5; the ion exchange material 32 in the ion exchanger II 31 is subjected to ion exchange with the water cooling system make-up water to realize descaling treatment on the cooling water, and the ion exchange material 32 in the ion exchanger I30 is subjected to ion exchange with the water cooling system sewage to realize regeneration treatment on the ion exchange material 32;
when the cooling water introduced into the water cooling system 6 is detected to contain a small amount of calcium ions (Ca)2+) Magnesium ion (mg)2+) After the scaling substances are removed, the ion exchange material 32 in the corresponding ion exchanger in the working state of intercepting the scaling substances in the water cooling system by using the ion exchange material 32 to supplement the water is determined to be invalid, the ion exchange material 32 in the other ion exchanger is completely regenerated, at the moment, the valve switching between the first working condition and the second working condition is carried out, the cyclic reciprocation of the operation of the first working condition and the second working condition is realized, the continuous operation of the scale prevention and scale inhibition device of the water cooling system is maintained, the scaling substances in the cooling water are thoroughly removed, no scaling substances are separated out in the operation process of the water cooling system 6, and the purpose of preventing the scaling of the water cooling system 6 is achieved.
The utility model discloses a complete operation process is formed with the operating mode two to foretell operating mode one, and the circulation is reciprocal, and the realization lasts under the condition that does not use chemical agent, electromagnetic energy or other materials, effectively gets rid of the water cooling system and replenishes the calcium ion (Ca) of aquatic2+) Magnesium ion (mg)2+) And the scale-forming substances are used for realizing the purposes of scale prevention and scale inhibition of the water cooling system 6.
The principles of ion exchange and regeneration in the anti-scaling and anti-scaling device of the water cooling system are as follows:
firstly, the working process of the ion exchanger intercepting water cooling system in the working state for supplementing the scaling substances in the water is as follows:
1 the scale formation in the water cooling system 6 is mainly caused by calcium ions (Ca)2+) Magnesium ion (mg)2+) The carbonate and sulfate salts formed. If the water cooling system is supplemented with calcium ions (Ca) in water2+) Magnesium ion (mg)2+) All the scale substances are removed, and the scale substances can not be separated out in the running process of the water cooling system 6；
2 the cation in the supplementing water of the water cooling system is mainly calcium ion (Ca)2+) Magnesium ion (mg)2+) And sodium ion (Na)+)；
3 the ion-exchange material 32 in the ion exchanger in operation is in the sodium form (R-Na) and produces an ion-exchange reaction (RNA + Ca) when it comes into contact with the make-up water of the water cooling system2+(Mg2+)→RCa(RMg)+Na+) The water cooling system supplements calcium ions (Ca) in the water2+) Magnesium ion (mg)2+) Trapped by the ion exchange material 32 and released equimolar amounts of sodium ions (Na)+)；
4 when the sodium type ion exchange material 32 in the ion exchanger in the working state is completely converted into the calcium type or magnesium type ion exchange material 32, the ion exchange material 32 in the ion exchanger in the working state is invalid, and the sewage discharged by the water cooling system can be regenerated and converted into the sodium type again.
Second, the working process of recovering the exchange capacity of the failed ion exchange material 32 in the ion exchanger in the regeneration state is as follows:
firstly, the failed ion exchange material 32 is calcium type or magnesium type;
② the water cooling system replenishes calcium ion (Ca) in the water2+) Magnesium ion (mg)2+) Are all subjected to exchange reaction with the sodium type ion exchange material 32, and a water cooling system is used for supplementing calcium ions (Ca) in water2+) And magnesium ion (mg)2+) Is removed and replaced with equimolar amounts of sodium ions (Na)+) And enters the water cooling system 6 along with the water supplementing water of the water cooling system. Adding the original sodium ions (Na) in the make-up water of the water cooling system+) Sodium ion (Na) in the Water Cooling System 6+) In excess of the calcium ions (Ca) trapped in the spent ion exchange material 322+) And magnesium ion (mg)2+) And the cooling water is concentrated due to heat exchange and evaporation in the operation process of the water cooling system 6, and when the cooling water is discharged as the sewage of the water cooling system, sodium ions (Na) are generated+) At a high concentration, in an amount greater than the calcium ions (Ca) trapped in the spent ion exchange material 322+) And magnesium ion (mg)2+) And no calcium ion (Ca)2+) And magnesium ion(mg2+) Can be used as a regenerant of a failed ion exchanger;
③ the ion-exchange material 32 in the ion exchanger in the regenerated state is of calcium type (RCa) or magnesium type (RMg) and contains a high concentration of sodium ions (Na)+) When the wastewater is contacted with the catalyst, an ion exchange reaction (RCa (RMg)) + Na is generated+→RNa+Ca2+(Mg2 +) Sodium ion (Na) in the wastewater+) Displace calcium ions (Ca) from spent ion exchange material 322+) Magnesium ions (mg2+) and the remaining sodium ions (Na +) are discharged as regeneration wastewater;
fourthly, when the calcium type and the magnesium type ion exchange materials 32 in the ion exchanger in the regeneration state are all converted into the sodium type, the regeneration process of the invalid ion exchange materials 32 is finished, and the ion exchange function is recovered.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The scale prevention and scale inhibition device for the water cooling system is characterized in that ion exchange materials (32) are adopted to soften and treat make-up water of the water cooling system, and the failed ion exchange materials (32) are regenerated by using sewage discharged by the water cooling system (6);
the scale prevention and scale inhibition device of the water cooling system comprises a double-channel water flow reversing device, an ion exchange system (3), the water cooling system (6) and a controller; the double-channel water flow reversing device comprises a first double-channel water flow reversing device (1) and a second double-channel water flow reversing device (2), wherein the first double-channel water flow reversing device (1) comprises a first valve (10), a second valve (11), a third valve (12) and a fourth valve (13) which are sequentially communicated end to end through water pipes, and the second double-channel water flow reversing device (2) comprises a fifth valve (20), a sixth valve (21), a seventh valve (22) and an eighth valve (23) which are sequentially communicated end to end through water pipes; the ion exchange system (3) comprises a first ion exchanger (30) and a second ion exchanger (31), and the interiors of the first ion exchanger and the second ion exchanger are filled with the ion exchange material (32);
a water pipe of the first valve (10) communicated with the fourth valve (13) is provided with a water supplementing inlet (4) of a water cooling system, a water pipe of the second valve (11) communicated with the third valve (12) is provided with a regeneration wastewater outlet (5), a water inlet and a water outlet I (300) of the first ion exchanger (30) are communicated with the water pipe communicated with the first valve (10) and the second valve (11), a water inlet and a water outlet II (301) of the first ion exchanger (30) are communicated with the water pipe communicated with the fifth valve (20) and the sixth valve (21), a water inlet and a water outlet III (310) of the second ion exchanger (31) are communicated with the water pipe communicated with the seventh valve (22) and the eighth valve (23), and a water inlet and a water outlet IV (311) of the second ion exchanger (31) are communicated with the water pipe communicated with the third valve (12) and the fourth valve (13); a water supplementing opening (60) of a water cooling system, a water outlet (61) of the water cooling system, a water returning opening (62) of the water cooling system and a sewage outlet (63) of the water cooling system are arranged on the water cooling system (6), the water supplementing opening (60) of the water cooling system is communicated with a water pipe communicated with the valve six (21) and the valve seven (22), the water outlet (61) of the water cooling system and the water returning opening (62) of the water cooling system are respectively connected with a cooling water inlet and a cooling water outlet of the corresponding heat exchange device (7), and the sewage outlet (63) of the water cooling system is communicated with a water pipe communicated with the valve five (20) and the valve eight (23);
the controller is respectively electrically connected with the first valve (10), the second valve (11), the third valve (12), the fourth valve (13), the fifth valve (20), the sixth valve (21), the seventh valve (22) and the eighth valve (23) and used for controlling the opening and the closing of the first valve, the second valve (11), the third valve (12), the fourth valve (13), the fifth valve (20), the sixth valve (21), the seventh valve (22) and the eighth valve (23).
2. The scale preventing and inhibiting device for the water cooling system as recited in claim 1, wherein the first ion exchanger (30) and the second ion exchanger (31) are identical in structure and each comprise a housing (33) and the ion exchange material (32) filled inside the housing (33), the housing (33) is provided with an ion exchange material loading port (34), an ion exchange material discharging port (35) and two water inlets and outlets, the ion exchange material loading port (34) and one of the water inlets and outlets are located above the housing (33), and the ion exchange material discharging port (35) and the other water inlet and outlet are located below the housing (33).
3. The scale preventing and inhibiting device for water cooling system as set forth in claim 1 or 2, characterized in that said first ion exchanger (30) and said second ion exchanger (31) are one ion exchanger or ion exchanger group consisting of multiple ion exchangers.
4. The water cooling system antiscaling and antisludging device according to claim 1 or 2, wherein said ion exchange material (32) is a cation exchange material.
5. The scale preventing and inhibiting device for water cooling system as set forth in claim 4, characterized in that said ion exchange material (32) is sodium type cation exchange resin.
6. The anti-scaling and anti-scaling device for the water cooling system as claimed in claim 1, further comprising a water cooling system sewage treatment device (8), wherein the water cooling system sewage treatment device (8) is arranged between the water cooling system (6) and the two-channel water flow reversing device II (2), the water cooling system sewage outlet (63) is communicated with the water inlet of the water cooling system sewage treatment device (8), and the water outlet of the water cooling system sewage treatment device (8) is communicated with a water pipe communicating the valve V (20) with the valve V (23).
7. The scale prevention and scale inhibition device for the water cooling system according to claim 6, wherein the water cooling system sewage treatment device (8) comprises a water tank (80), a booster water pump (81), a filtering treatment unit (82), a high-pressure water pump (83) and a membrane treatment unit (84) which are connected in sequence, a water inlet of the water tank (80) is communicated with the sewage outlet (63) of the water cooling system, and a concentrated water outlet of the membrane treatment unit (84) is communicated with a water pipe which is communicated with the valve five (20) and the valve eight (23).
8. The scale preventing and inhibiting device for the water cooling system as claimed in claim 1, wherein a content detector for scaling substances of the cooling water is installed at a water inlet of the water cooling system (6).
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| CN112062221A (en) * | 2020-10-10 | 2020-12-11 | 武汉恩孚水务有限公司 | Scale prevention and scale inhibition device and process for water cooling system |
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