CN218539845U - Cooling desalination pipeline system - Google Patents

Abstract

The embodiment of the utility model discloses cooling desalination pipe-line system, cooling desalination pipe-line system includes first separator, electrolysis trough, cooling system and removes the salt system. The first separation device is provided with a first cavity, a first opening, a second opening, a third opening and a fourth opening, the electrolytic bath is provided with a second cavity, a first inlet, a first outlet and a second outlet, the first opening is communicated with the first inlet, the first outlet is communicated with the second opening, the cooling system is provided with a first connecting port and a second connecting port, the first connecting port is communicated with the third opening, the second connecting port is communicated with the fourth opening, the desalination system is provided with a third connecting port and a fourth connecting port, the third connecting port is communicated with the second connecting port, and the fourth connecting port is communicated with the first cavity. The utility model discloses cooling desalination pipe-line system can be when guaranteeing stable system circulating water temperature, still can reduce the conductivity and the system refrigeration energy consumption of system's circulating water, lift system's operating efficiency.

Description

Cooling desalination pipeline system

Technical Field

The utility model relates to an electrolytic water hydrogen manufacturing technical field specifically relates to a cooling desalination pipe-line system.

Background

Electrolytic hydrogen production is a process in which water is decomposed into hydrogen and oxygen by an electrolytic method. In the electrolytic hydrogen production process, along with the proceeding of electrolytic action, the water temperature and the conductivity of circulating water in the electrolytic hydrogen production system are continuously increased, so that the electrolytic efficiency and the safety of the electrolytic hydrogen production system are influenced.

In the related art, the electrolysis system comprises an oxygen-water gas-liquid separation device, a heat exchanger, an ion exchange device and a water electrolysis device which are sequentially communicated, wherein the water electrolysis device is communicated with the oxygen-water gas-liquid separation device to form a circulation loop. Water in the electrolysis system passes through the heat exchanger and then is directly injected into the water electrolysis device, so that the stability of the heat exchanger is higher, however, the system is difficult to realize the effect in actual operation. The water electrolysis unit needs higher water supply temperature, if place heat exchanger, desalination system in the electrolysis water supply line simultaneously, the desalination system of chooseing for use needs to have stronger temperature-bearing capacity, however, has the few and equipment cost of manufacture of the optional desalination system of high temperature resistance and economic nature concurrently under the actual engineering application condition higher, can't generally be applied to in the actual engineering application.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the embodiment of the utility model provides a cooling desalination pipe-line system, this system have can be when guaranteeing stable system circulating water temperature, still can reduce the conductivity and the system refrigeration energy consumption of system's circulating water, the operating efficiency's of lift system advantage.

The cooling desalination pipeline system provided by the embodiment of the utility model comprises a first separation device, wherein the first separation device is provided with a first cavity, a first opening, a second opening, a third opening and a fourth opening, the first opening, the second opening, the third opening and the fourth opening are communicated with the first cavity, and the first cavity is suitable for gas-liquid separation and water storage;

an electrolytic cell having a second chamber, a first inlet, a first outlet, and a second outlet, the first inlet, the first outlet, and the second outlet communicating with the second chamber, the first opening communicating with the first inlet, the first outlet communicating with the second opening, water in the first chamber entering the second chamber, at least a portion of water in the second chamber undergoing electrolysis and producing oxygen and hydrogen, the oxygen and a portion of the water flowing back to the first chamber through the first outlet, the second outlet for discharging the hydrogen and a portion of the water;

a cooling system having a first connection port and a second connection port, the first connection port being in communication with the third opening so that the cooling system cools water discharged from the third opening, the second connection port being in communication with the fourth opening so that a portion of the cooled water flows back into the first chamber through the fourth opening;

and the desalting system is provided with a third connecting port and a fourth connecting port, the third connecting port is communicated with the second connecting port so that the other part of the cooled water flows into the desalting system and is purified in the desalting system, and the fourth connecting port is communicated with the first cavity so that the purified water flows back into the first cavity through the fourth connecting port.

The utility model discloses cooling desalination pipe-line system, first opening and first entry intercommunication are so that second cavity and first cavity intercommunication for in the first cavity some water can directly get into the second cavity, and third opening and first connection intercommunication are so that in another part water in the first cavity can directly get into cooling system and cool off, from this, the utility model discloses a cooling desalination pipe-line system's electrolysis trough and cooling system independent operation respectively have not only considered the stability of the temperature of the system circulation water that flows into in the electrolysis trough, have still carried out the desalination to the system circulation water. Third connector and second connector intercommunication are so that another part water flow after the cooling in the desalination system and purify in the desalination system, make the utility model discloses a cooling desalination pipe-line system not only can satisfy the cooling to the system circulation water, still can carry out the desalination to the system circulation water in order to reduce the conductivity. Therefore, the utility model discloses cooling desalination pipe-line system can be when guaranteeing stable system circulating water temperature, still can reduce the conductivity and the system refrigeration energy consumption of system's circulating water, and the operating efficiency of lift system practices thrift the running cost of desalination system cost and system on the whole, improves the utility model discloses the holistic economic benefits of cooling desalination pipe-line system.

In some embodiments, the cooling desalination pipeline system further comprises a second separation device having a fourth chamber, a second inlet, a third outlet, and a fourth outlet, the second inlet, the third outlet, and the fourth outlet being in communication with the fourth chamber, the second inlet being in communication with the second outlet such that the second separation device separates hydrogen and a portion of water discharged from the second chamber, the third outlet being for discharging hydrogen, and the fourth outlet being for discharging water.

In some embodiments, the cooling and desalting pipeline system further comprises a water supply device and a water replenishing pump, the water supply device is communicated with the first chamber and the fourth outlet, the water replenishing pump is used for pumping water in the water supply device into the first chamber, and water in the fourth chamber flows into the water supply device through the fourth outlet.

In some embodiments, the fourth connection port is in communication with the water supply device, so that the purified water flows back into the water supply device through the fourth connection port.

In some embodiments, the cooling and desalting pipeline system further comprises a reversing valve, the reversing valve is provided with a first port, a second port and a third port, the water in the first chamber is lower than the water replenishing lower limit, the water in the water supply device flows into the first chamber through the first port and the water replenishing pump, and the first chamber is communicated with the second port, the third port and the water replenishing pump when the water level in the first chamber is higher than the water replenishing lower limit.

In some embodiments, the cooling system comprises:

the first connecting port is communicated with the circulating pump;

the first heat exchanger is provided with a first channel and a second channel, a cold medium is arranged in the first channel, one end of the second channel is communicated with the circulating pump, the other end of the second channel is communicated with the second connecting port, at least part of water in the first cavity flows into the second channel through the first connecting port, and the water in the second channel exchanges heat with the cold medium in the first channel.

In some embodiments, the cooling system further includes a first control valve provided between the second connection port and the first chamber, the first control valve being configured to regulate a flow rate of water flowing from the second passage into the first chamber.

In some embodiments, the desalination system comprises:

the third connecting port and the fourth connecting port are positioned on the desalting member, the desalting member is provided with a third chamber, the third connecting port and the fourth connecting port are communicated with the third chamber, and the desalting member is used for purifying water flowing into the third chamber from the second channel;

and the flow meter is arranged between the third connecting port and the second connecting port and is used for displaying the flow of the water flowing into the third chamber from the second channel.

In some embodiments, the desalination system further comprises a second heat exchanger disposed between the desalination member and the flow meter, the second heat exchanger being configured to exchange heat with water flowing from the second channel into the third chamber.

In some embodiments, the desalination system further comprises a second control valve disposed between the second connection port and the flow meter and upstream of the flow meter, the second control valve for regulating the flow of water from the second passage into the desalination element.

Drawings

Fig. 1 is a schematic diagram of a cooling desalination pipeline system according to an embodiment of the present invention.

Fig. 2 is a schematic view of a cooling desalination line system according to another embodiment of the present invention.

Reference numerals: 1. a first separation device; 11. a first chamber; 12. a first opening; 13. a second opening; 14. a third opening; 15. a fourth opening; 2. an electrolytic cell; 21. a second chamber; 22. a first inlet; 23. a first outlet; 24. a second outlet; 3. a cooling system; 31. a first connection port; 32. a second connection port; 33. a circulation pump; 34. a first heat exchanger; 35. a first control valve; 4. a desalination system; 41. a third connection port; 42. a fourth connection port; 43. desalting parts; 431. a third chamber; 44. a flow meter; 45. a second heat exchanger; 46. a second control valve; 5. a second separation device; 51. a fourth chamber; 52. a second inlet; 53. a third outlet; 54. a fourth outlet; 6. a water supply device; 61. a water inlet; 7. a water replenishing pump; 8. a reversing valve; 81. a first port; 82. a second port; 83. a third port; 100. a first circulation loop; 200. a second circulation loop; 300. a third circulation loop; 400. a fourth circulation loop.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-2, the cooling and desalting pipeline system according to the embodiment of the present invention includes a first separating device 1, an electrolytic bath 2, a cooling system 3, and a desalting system 4. The first separation device 1 is provided with a first chamber 11, a first opening 12, a second opening 13, a third opening 14 and a fourth opening 15, the first opening 12, the second opening 13, the third opening 14 and the fourth opening 15 are communicated with the first chamber 11, and the first chamber 11 is suitable for gas-liquid separation and water storage.

The electrolytic cell 2 has a second chamber 21, a first inlet 22, a first outlet 23 and a second outlet 24, the first inlet 22, the first outlet 23 and the second outlet 24 are communicated with the second chamber 21, the first opening 12 is communicated with the first inlet 22, the first outlet 23 is communicated with the second opening 13, water in the first chamber 11 enters the second chamber 21, at least part of water in the second chamber 21 is electrolyzed to generate oxygen and hydrogen, the oxygen and part of water flow back to the first chamber 11 through the first outlet 23, and the second outlet 24 is used for discharging the hydrogen and part of water. Specifically, the first opening 12 communicates with the first inlet 22 to communicate the second chamber 21 with the first chamber 11 so that part of the water in the first chamber 11 can directly enter the second chamber 21, and the first outlet 23 communicates with the second opening 13 so that the oxygen gas and part of the water generated in the second chamber 21 can flow back into the first chamber 11, so that the first separation device 1 and the electrolytic bath 2 can form the first circulation loop 100.

The cooling system 3 has a first connection port 31 and a second connection port 32, the first connection port 31 communicates with the third opening 14 so that the cooling system 3 cools the water discharged from the third opening 14, and the second connection port 32 communicates with the fourth opening 15 so that a part of the water after cooling flows back into the first chamber 11 through the fourth opening 15.

Specifically, the third opening 14 communicates with the first opening 31 so that another part of the water in the first chamber 11 can directly enter the cooling system 3 for cooling, and the second opening 32 communicates with the fourth opening 15 so that the cooled part of the water flows back into the first chamber 11, so that the first separation device 1 and the cooling system 3 form the second circulation loop 200. Therefore, the utility model discloses cooling desalination pipe-line system's electrolysis trough 2 and cooling system 3 independent operation respectively not only have considered the stability of the temperature of the system circulating water that flows into in electrolysis trough 2, have still cooled down the system circulating water.

The desalination system 4 has a third connection port 41 and a fourth connection port 42, the third connection port 41 communicates with the second connection port 32 to allow the cooled part of the water to flow into the desalination system 4 and be purified in the desalination system 4, and the fourth connection port 42 communicates with the first chamber 11 to allow the purified water to flow back into the first chamber 11 through the fourth connection port 42. Specifically, the second connection port 32 communicates with the third connection port 41 to allow the cooled other part of the water to flow into the desalination system 4 for purification, so that the first separation device 1, the cooling system 3 and the desalination system 4 form a third circulation loop 300. Therefore, the utility model discloses cooling desalination pipe-line system's desalination system 4 and electrolysis trough 2 independent operation respectively not only have considered the stability of the temperature of the circulating water of system that flows into in the electrolysis trough 2, still can carry out the desalination to the circulating water of system in order to reduce the conductivity, simultaneously, still can cool off the circulating water of system.

Therefore, the utility model discloses cooling desalination pipe-line system can be when guaranteeing stable system circulating water temperature, still can reduce the conductivity and the system refrigeration energy consumption of system's circulating water, and the operating efficiency of lift system practices thrift the running cost of desalination system 4 cost and system on the whole, improves the utility model discloses the holistic economic benefits of cooling desalination pipe-line system.

In some embodiments, the cooling and desalination piping system further comprises a second separation device 5, the second separation device 5 having a fourth chamber 51, a second inlet 52, a third outlet 53 and a fourth outlet 54, the second inlet 52, the third outlet 53 and the fourth outlet 54 being in communication with the fourth chamber 51, the second inlet 52 being in communication with the second outlet 24, such that the second separation device 5 separates hydrogen and a portion of water discharged from the second chamber 21, the third outlet 53 being for discharging hydrogen, and the fourth outlet 54 being for discharging water.

Specifically, as shown in fig. 1 and 2, the hydrogen gas and a part of water in the second chamber 21 enter the second separation device 5 through the second inlet 52, the second separation device 5 separates the hydrogen gas and the water in the fourth chamber 51, the separated hydrogen gas is suitable for being discharged from the third outlet 53, and the separated water is suitable for being discharged from the fourth outlet 54. The fourth outlet 54 communicates with the first chamber 11 so that water discharged from the fourth outlet 54 can be returned to the first chamber 11 to replenish the first separating device 1 with water, thereby forming the fourth circulation circuit 400 by the first separating device 1, the electrolytic bath 2 and the second separating device 5.

In some embodiments, the cooling and desalting pipeline system further comprises a water supply device 6 and a water replenishing pump 7, the water supply device 6 is communicated with the first chamber 11 and the fourth outlet 54, the water replenishing pump 7 is used for pumping water in the water supply device 6 into the first chamber 11, and water in the fourth chamber 51 flows into the water supply device 6 through the fourth outlet 54.

Specifically, a water supply device 6 and a water replenishing pump 7 are provided on the fourth circulation circuit 400, the water supply device 6 communicates with the first chamber 11 and the fourth outlet 54, the water replenishing pump 7 communicates with the water supply device 6 and the first chamber 11, so that water separated from the second separating device 5 flows into the water supply device 6 through the fourth outlet 54 and is stored in the water supply device 6, and further the water supply device 6 further includes a water inlet 61, the water inlet 61 being adapted to supply ultrapure water into the water supply device 6. When the water level in the first chamber 11 is lower than the water replenishing lower limit, the water supply device 6 supplies water into the first chamber 11 through the water replenishing pump 7 so as to replenish water consumed in the first chamber 11 in the electrolysis process, and when the water level in the first chamber 11 is higher than the water replenishing lower limit, the water replenishing pump 7 is in a non-working state. From this, water supply installation 6 can guarantee the utility model discloses the normal operating of cooling desalination pipe-line system.

Specifically, the water supply device 6 can be a water tank, which has a simple structure and low manufacturing cost.

In some embodiments, the fourth connection port 42 communicates with the water supply device 6 so that the purified water flows back into the water supply device 6 through the fourth connection port 42.

Specifically, as shown in fig. 1, the water supply device 6 communicates with the fourth connection port 42 and the first chamber 11, so that the water supply device 6 is located on the third circulation loop 300, the purified water is stored in the water supply device 6 through the fourth connection port 42, the purified water is mixed with the ultrapure water in the water supply device 6, and the water supply device 6 supplies water to the first separation device 1 again, thereby, the circulating water of the cooling and desalting pipeline system of the embodiment of the present invention can realize desalting purification in the operation process, so as to improve the operation efficiency of the system.

In some embodiments, the pipeline system for removing the cooling and salt further includes a reversing valve 8, the reversing valve 8 has a first port 81, a second port 82 and a third port 83, when the water level in the first chamber 11 is lower than the water replenishing lower limit, the water in the water supply device 6 flows into the first chamber 11 through the first port 81 and the water replenishing pump 7, and when the water level in the first chamber 11 is higher than the water replenishing lower limit, the first chamber 11 is communicated with the second port 82, the third port 83 and the water replenishing pump 7.

Specifically, when the water level in the first chamber 11 is lower than the water replenishing lower limit, the second port 82 and the third port 83 are closed, the first port 81 and the water replenishing pump 7 are communicated, and the water supply device 6 replenishes water into the first chamber 11 through the first port 81 and the water replenishing pump 7. When the water level in the first chamber 11 is lower than the water replenishing lower limit, the first port 81 is closed, and the second port 82, the third port 83 and the water replenishing pump 7 are communicated, so that the water in the first chamber 11 circularly flows among the first chamber 11, the water replenishing pump 7, the second port 82 and the third port 83. The change valve 8 thus facilitates regulation of the opening and closing between the water replenishing means and the first chamber 11.

In some embodiments, the cooling system 3 comprises a circulation pump 33 and a first heat exchanger 34. The first connection port 31 communicates with a circulation pump 33. The first heat exchanger 34 has a first passage (not shown) having a cooling medium (not shown) therein and a second passage (not shown) having one end communicating with the circulation pump 33 and the other end communicating with the second connection port 32, at least part of the water in the first chamber 11 flows into the second passage through the first connection port 31, and the water in the second passage exchanges heat with the cooling medium in the first passage.

Specifically, the circulation pump 33 is communicated with the first chamber 11 and the second channel to pump part of water in the first chamber 11 into the second channel, the water in the second channel exchanges heat with the medium in the first channel to reduce the temperature of the water in the second channel, so as to cool the water in the second channel, the cooled water in the second channel is discharged through the second connection port 32, the cooled water circulates in the second circulation loop 200 to flow back to the first chamber 11, and the cooled water is mixed with the water in the first chamber 11 to reduce the overall temperature of the water in the first chamber 11. Therefore, the cooling system 3 is simple in structure, simple to operate when cooling water, and cost-saving.

In some embodiments, the cooling system 3 further comprises a first control valve 35, the first control valve 35 being disposed between the second connection port 32 and the first chamber 11, the first control valve 35 being configured to regulate the flow of water from the second passage into the first chamber 11.

Specifically, as shown in fig. 1, the first control valve 35 is provided on the second circulation circuit 200 such that the first control valve 35 adjusts the flow rate of water flowing from the second passage into the first chamber 11, thereby changing the flow rate of water flowing from the second passage into the desalination system 4, and the operation process is simple.

In some embodiments, the desalination system 4 includes a desalination member 43 and a flow meter 44. The third connection port 41 and the fourth connection port 42 are located on the demineralization agent 43, the demineralization agent 43 has a third chamber 431, the third connection port 41 and the fourth connection port 42 communicate with the third chamber 431, and the demineralization agent 43 is used to purify water flowing into the third chamber 431 from the second passage. A flow meter 44 is provided between the third connection port 41 and the second connection port 32, and the flow meter 44 is used to display the flow rate of the water flowing from the second passage into the third chamber 431.

Specifically, a flow meter 44 is provided between the third connection port 41 and the second connection port 32 for displaying the magnitude of the flow rate of the cooled water flowing from the second passage into the third chamber 431. The flow meter 44 can be used together with the first control valve 35, and the opening size of the first control valve 35 is adjusted by observing the flow of the cooled water flowing into the third chamber 431 from the second channel displayed by the flow meter 44, so as to adjust the desalting capacity of the cooling desalting pipeline system of the embodiment of the present invention.

In some embodiments, the desalination system 4 further comprises a second heat exchanger 45, the second heat exchanger 45 being arranged between the desalination member 43 and the flow meter 44, the second heat exchanger 45 being adapted to exchange heat with water flowing from the second channel into the third chamber 431.

Specifically, as shown in fig. 1, a second heat exchanger 45 is provided between the desalination member 43 and the flow meter 44, and the second heat exchanger 45 is used for heat exchange again with the cooling water flowing into the third chamber 431. When the temperature of the water flowing into the third chamber 431 from the second passage is lower than the upper limit of the temperature bearing capacity of the desalting member 43, the second heat exchanger 45 is in a work stop state, and when the temperature of the water flowing into the third chamber 431 from the second passage is higher than the upper limit of the temperature bearing capacity of the desalting member 43, the second heat exchanger 45 is in a work state to reduce the temperature of the water, so that the temperature bearing capacity of the desalting member 43 is met, and the service life of the desalting member 43 is prolonged.

In some embodiments, the desalination system 4 further comprises a second control valve 46, which is arranged between the second connection port 32 and the flow meter 44 and upstream of the flow meter 44, the second control valve 46 being adapted to regulate the flow of water from the second channel into the desalination member 43.

Specifically, as shown in fig. 2, the second control valve 46 is provided on the third circulation loop 300, and the water in the second passage flows through the second control valve 46 and then flows into the desalination member 43, so that the second control valve 46 can adjust the flow rate of the water flowing from the second passage into the desalination system 4, thereby changing the flow rate of the water flowing from the second passage into the first chamber 11, and the operation process is simple.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although the above embodiments have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations to the above embodiments by those of ordinary skill in the art are intended to be within the scope of the present invention.

Claims (10)

1. A cooling desalination line system, comprising:

a first separation device (1), said first separation device (1) having a first chamber (11), a first opening (12), a second opening (13), a third opening (14) and a fourth opening (15), said first opening (12), second opening (13), third opening (14) and fourth opening (15) being in communication with said first chamber (11), said first chamber (11) being adapted for gas-liquid separation and storage of water therein;

an electrolytic cell (2), said electrolytic cell (2) having a second chamber (21), a first inlet (22), a first outlet (23) and a second outlet (24), said first inlet (22), first outlet (23) and second outlet (24) being in communication with said second chamber (21), said first opening (12) being in communication with said first inlet (22), said first outlet (23) being in communication with said second opening (13), water in said first chamber (11) entering said second chamber (21), at least a portion of water in said second chamber (21) undergoing electrolysis and producing oxygen and hydrogen, said oxygen and a portion of said water returning to said first chamber (11) through said first outlet (23), said second outlet (24) being for discharging said hydrogen and a portion of said water;

a cooling system (3) having a first connection port (31) and a second connection port (32), the first connection port (31) communicating with the third opening (14) so that the cooling system (3) cools the water discharged from the third opening (14), the second connection port (32) communicating with the fourth opening (15) so that a part of the water after cooling flows back into the first chamber (11) through the fourth opening (15);

and a desalination system (4), wherein the desalination system (4) comprises a third connection port (41) and a fourth connection port (42), the third connection port (41) is communicated with the second connection port (32) so that the other part of the cooled water flows into the desalination system (4) and is purified in the desalination system (4), and the fourth connection port (42) is communicated with the first chamber (11) so that the purified water flows back into the first chamber (11) through the fourth connection port (42).

2. The cooling desalination line system of claim 1, further comprising a second separation device (5), wherein the second separation device (5) has a fourth chamber (51), a second inlet (52), a third outlet (53) and a fourth outlet (54), wherein the second inlet (52), the third outlet (53) and the fourth outlet (54) are communicated with the fourth chamber (51), the second inlet (52) is communicated with the second outlet (24) so that the second separation device (5) separates hydrogen and part of water discharged from the second chamber (21), wherein the third outlet (53) is used for discharging hydrogen, and wherein the fourth outlet (54) is used for discharging water.

3. The system according to claim 2, further comprising a water supply device (6) and a water replenishing pump (7), wherein the water supply device (6) is communicated with the first chamber (11) and the fourth outlet (54), the water replenishing pump (7) is used for pumping water in the water supply device (6) into the first chamber (11), and water in the fourth chamber (51) flows into the water supply device (6) through the fourth outlet (54).

4. The system according to claim 3, characterized in that said fourth connection port (42) communicates with said water supply means (6) to return the purified water into said water supply means (6) through said fourth connection port (42).

5. A cooling desalination line system according to claim 3, characterized by further comprising a directional valve (8), the directional valve (8) having a first port (81), a second port (82) and a third port (83), the water level in the first chamber (11) being below a lower water replenishment limit, the water in the water supply device (6) flowing into the first chamber (11) through the first port (81) and the water replenishment pump (7), the first chamber (11) being in communication with the second port (82), the third port (83) and the water replenishment pump (7) when the water level in the first chamber (11) is above the lower water replenishment limit.

6. Cooling and desalination line system according to any of claims 1-5, characterized in that the cooling system (3) comprises:

a circulation pump (33), the first connection port (31) being in communication with the circulation pump (33);

the first heat exchanger (34) is provided with a first channel and a second channel, the first channel is internally provided with a cold medium, one end of the second channel is communicated with the circulating pump (33), the other end of the second channel is communicated with the second connecting port (32), at least part of water in the first chamber (11) flows into the second channel through the first connecting port (31), and the water in the second channel exchanges heat with the cold medium in the first channel.

7. Cooling and desalination line system according to claim 6, characterized in that the cooling system (3) further comprises a first control valve (35), which first control valve (35) is provided between the second connection port (32) and the first chamber (11), which first control valve (35) is adapted to regulating the flow of water from the second passage into the first chamber (11).

8. Cooling and desalination line system according to claim 6, characterized in that the desalination system (4) comprises:

a desalination member (43), the third connection port (41) and the fourth connection port (42) being located on the desalination member (43), the desalination member (43) having a third chamber (431), the third connection port (41) and the fourth connection port (42) being in communication with the third chamber (431), the desalination member (43) being for purifying water flowing from the second passage into the third chamber (431);

a flow meter (44), the flow meter (44) being disposed between the third connection port (41) and the second connection port (32), the flow meter (44) being configured to display a flow rate of water flowing from the second passage into the third chamber (431).

9. A cooled desalination line system according to claim 8, characterized in that the desalination system (4) further comprises a second heat exchanger (45), the second heat exchanger (45) being arranged between the desalination member (43) and the flow meter (44), the second heat exchanger (45) being arranged to exchange heat for water flowing from the second channel into the third chamber (431).

10. A cooling desalination line system according to claim 9, characterized in that the desalination system (4) further comprises a second control valve (46) arranged between the second connection port (32) and the flow meter (44) upstream of the flow meter (44), the second control valve (46) being adapted to regulate the flow of water from the second channel into the desalination member (43).

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