CN212108840U - Evaporative cooling water chilling unit based on solution dehumidification technology - Google Patents
Evaporative cooling water chilling unit based on solution dehumidification technology Download PDFInfo
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- CN212108840U CN212108840U CN202020213758.4U CN202020213758U CN212108840U CN 212108840 U CN212108840 U CN 212108840U CN 202020213758 U CN202020213758 U CN 202020213758U CN 212108840 U CN212108840 U CN 212108840U
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Abstract
The utility model discloses an evaporative cooling water chilling unit based on solution dehumidification technology, which comprises a cold water preparation unit and a dehumidification solution regeneration unit which are connected with each other; the unit is prepared to cold water includes the unit casing, sets up direct evaporative cooling section in the unit casing, and the unit casing inner structure symmetry of direct evaporative cooling section both sides is just the same, specifically includes the unit air intake, has set gradually filter, surface cooler, the indirect evaporative cooling unit of board pipe, dehumidification section, direct evaporative cooling section according to the air flow direction in the unit air intake. The utility model discloses evaporative cooling water set utilizes dry air can and the solution dehumidification technique based on the membrane to carry out precooling and dehumidification to outdoor new trend and handles, and solution dehumidification moisture permeable membrane packs and can separates air and dehumidification solution by the polymer film that has the highly selective permeability, and dehumidification liquid and air direct contact not only allow the hydrone to transmit through the infiltration under vapor partial pressure difference's drive, have isolated the passing through of germ, dehumidification solution.
Description
Technical Field
The utility model belongs to the technical field of air conditioning equipment, concretely relates to evaporative cooling water set based on solution dehumidification technique.
Background
The evaporative cooling technology is widely used due to the advantages of environmental protection, water saving and energy saving, and takes away heat by latent heat of vaporization when a cooling medium evaporates, so that the purpose of reducing the temperature of circulating water of a unit is achieved, and high-temperature cold water is provided for users or the tail end of an air conditioner.
For high-temperature and high-humidity areas, outdoor air is generally directly used to enter an evaporative cooling water chilling unit for heat exchange, and the device is low in efficiency and cannot meet the requirement of outlet water temperature.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an evaporative cooling water chilling unit based on solution dehumidification technique has solved the current problem that connects evaporative cooling device refrigeration efficiency low, leaving water temperature height.
The utility model adopts the technical proposal that the evaporative cooling water chilling unit based on the solution dehumidification technology comprises a cold water preparation unit and a dehumidification solution regeneration unit which are connected with each other;
the unit is prepared to cold water includes the unit casing, sets up direct evaporative cooling section in the unit casing, and direct evaporative cooling section top is provided with the unit air outlet, and the unit casing inner structure symmetry of direct evaporative cooling section both sides is just the same, specifically including the unit air intake that is located unit casing lateral wall, has set gradually filter, surface cooler, the indirect evaporative cooling unit of board pipe, dehumidification section, direct evaporative cooling section according to the air flow direction in the unit air intake.
The utility model is also characterized in that,
the direct evaporative cooling section comprises a filler, the top of the filler is provided with a water distributor c, a water baffle b and a fan b from bottom to top, and the bottom of the filler is provided with a water collecting tank c;
the water collecting tank c is sequentially connected with a dehumidification solution regeneration unit and a water distributor c through a pipeline G1;
the pipe G1 is provided with a water pump c.
The plate-tube indirect evaporative cooling unit comprises a plate-tube indirect evaporative cooler, the top of the plate-tube indirect evaporative cooler is sequentially provided with a water distributor a, a water baffle a, a fan a and an air outlet a from bottom to top, and the bottom of the plate-tube indirect evaporative cooler is provided with a water collecting tank a;
an air inlet a is also arranged on the shell corresponding to the lower section of the plate-tube indirect evaporative cooler;
the water distributor a is connected with a water collecting tank c through a pipeline G2, and a water pump a is arranged on a pipeline G2;
the pipe G2 is also connected to the header tank c through a pipe G1.
The dehumidification section comprises a moisture permeable film filler, the top of the moisture permeable film filler is provided with a water distributor b, and the bottom of the moisture permeable film filler is provided with a water collecting tank b;
the water collecting tank b is connected with the dehumidification solution regeneration unit through a pipeline G4 and a pipeline G5, and returns to the water distributor b through a pipeline G3.
The cold water preparation unit comprises a solar heat collector, a regenerator and a heat exchanger which are sequentially connected through pipelines.
The regenerator comprises a shell, wherein a regenerator air inlet and a regenerator air outlet are respectively arranged on two corresponding sides of the shell, and a filter c, a regeneration section and a fan d are sequentially arranged in the regenerator air inlet according to the air flowing direction;
the regeneration section comprises a regeneration section moisture permeable film filler, the top of the regeneration section moisture permeable film filler is provided with a water distributor f, and the bottom of the regeneration section moisture permeable film filler is provided with a water collecting tank f;
the water distributor f is connected with the cold water preparation unit through a pipeline G5 and a pipeline G4 in sequence; the water collection tank f returns to the cold water preparation unit through a pipeline G3;
the pipe G3 is provided with a water pump b.
The pipe G5 is provided with a water pump f.
The utility model has the advantages that:
(1) the utility model discloses evaporative cooling water chilling unit adopts solution dehumidification to pack with the moisture permeable membrane, and dehumidification solution passes through the water-locator and evenly sprays on packing, carries out the isothermal dehumidification to the air, adopts solution dehumidification to pack with the moisture permeable membrane and with solution and the separation of air handled, and the dehumidification process avoids taking the liquid risk, and the dehumidification also can reduce cold water leaving water temperature;
(2) the evaporation cooling water chilling unit of the utility model adopts the cold water produced by the water chilling unit to continuously spray the indirect evaporation cooler of the plate pipe instead of adopting circulating water, thereby enhancing the precooling effect;
(3) the evaporative cooling water chilling unit adopts the solar heat collector and utilizes solar energy to regenerate the solution;
(4) the utility model discloses evaporative cooling water chilling unit, the cold water that adopts water chilling unit to prepare cools off the concentrated solution after regeneration, sends the dehumidification section to again and dehumidifies the air.
Drawings
Fig. 1 is a schematic structural diagram of an evaporative cooling water chiller based on a solution dehumidification technology according to the present invention;
fig. 2 is a schematic diagram of water supply and return of the evaporative cooling water chilling unit based on the solution dehumidification technology.
In the figure, 1, a unit air inlet, 2, a filter, 3, a surface cooler, 4, a water distributor a, 5, a plate-pipe indirect evaporative cooler, 6, an air outlet a, 7, a water baffle a, 8, a fan a, 9, a moisture permeable film filler, 10, a water distributor b, 11, a filler, 12, a water baffle b, 13, a unit air outlet, 14, a fan b, 15, a water distributor c, 16, a unit shell, 26, a water pump a, 27, a water collecting tank a, 28, an air inlet a, 29, a water pump b, 30, a water collecting tank b, 31, a water collecting tank c, 32, a water pump c, 38, a solar heat collector, 39, a water distributor f, 40, a filter c, 41, a regenerator air inlet, 42, a regeneration section moisture permeable film filler, 43, a water pump f, 44, a water collecting tank f, 45, a regenerator air outlet, 46, a fan d, 47, a regenerator, 48 and a heat exchanger.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to an evaporative cooling water chilling unit based on solution dehumidification technology, as shown in figure 1, comprising a cold water preparation unit and a dehumidification solution regeneration unit which are connected with each other;
the unit is prepared to cold water includes unit housing 16, sets up direct evaporative cooling section in unit housing 16, and direct evaporative cooling section top is provided with unit air outlet 13, and the unit housing 16 inner structure symmetry of direct evaporative cooling section both sides is just the same, specifically including being located the unit air intake 1 of unit housing 16 lateral wall, has set gradually filter 2, surface cooler 3, the indirect evaporative cooling unit of board pipe, dehumidification section, direct evaporative cooling section according to the air flow direction in the unit air intake 1.
The direct evaporative cooling section comprises a filler 11, the top of the filler 11 is provided with a water distributor c15, a water baffle b12 and a fan b14 from bottom to top, and the bottom of the filler 11 is provided with a water collecting tank c 31;
the water collecting tank c31 is sequentially connected with a dehumidification solution regeneration unit and a water distributor c15 through a pipeline G1;
the pipe G1 is provided with a water pump c 32.
The plate-tube indirect evaporative cooling unit comprises a plate-tube indirect evaporative cooler 5, the top of the plate-tube indirect evaporative cooler 5 is sequentially provided with a water distributor a4, a water baffle a7, a fan a8 and an air outlet a6 from bottom to top, and the bottom of the plate-tube indirect evaporative cooler 5 is provided with a water collecting tank a 27;
an air inlet a28 is also arranged on the shell corresponding to the lower section of the plate-tube indirect evaporative cooler 5;
the water distributor a4 is connected with a water collecting tank c31 through a pipeline G2, and a water pump a26 is arranged on a pipeline G2;
the pipe G2 is also connected to the header tank c31 through a pipe G1.
The dehumidification section comprises a moisture permeable film filler 9, a water distributor b10 is arranged at the top of the moisture permeable film filler 9, and a water collection tank b30 is arranged at the bottom of the moisture permeable film filler 9;
the water collecting tank b30 is connected with the dehumidification solution regeneration unit through a pipeline G4 and a pipeline G5, and flows back to the water distributor b10 through a pipeline G3.
The cold water making unit comprises a solar collector 38, a regenerator 47 and a heat exchanger 48 connected in sequence by pipes.
The regenerator 47 comprises a shell, wherein a regenerator air inlet 41 and a regenerator air outlet 45 are respectively arranged on two corresponding sides of the shell, and a filter c40, a regeneration section and a fan d46 are sequentially arranged in the regenerator air inlet 41 according to the air flowing direction;
the regeneration section comprises a regeneration section moisture permeable film filler 42, the top of the regeneration section moisture permeable film filler 42 is provided with a water distributor f39, and the bottom of the regeneration section moisture permeable film filler 42 is provided with a water collecting tank f 44;
the water distributor f39 is connected with the cold water preparation unit through a pipeline G5 and a pipeline G4 in sequence; the water collection tank f44 returns to the cold water making unit through a pipe G3;
the pipe G3 is provided with a water pump b 29.
The pipe G5 is provided with a water pump f 43.
The utility model discloses evaporation cooling water set working process is as follows:
(1) operation of wind system
Outdoor air enters from the unit air inlets 1 on two sides under the action of a fan b14, is purified by a filter 2, is subjected to equal-humidity cooling in a surface air cooler 3, is subjected to equal-humidity cooling in a plate-tube indirect evaporative cooler 5, is sent to a dehumidification section to perform water vapor exchange with dehumidification solution sprayed by a water distributor b10 under the driving of water vapor pressure difference through a moisture permeable membrane, is subjected to heat and humidity exchange with water sprayed by a water distributor c15 in a direct evaporative cooling section, and is discharged to the outside from a unit air supply outlet 13 through a water baffle b12 after taking away the heat of the water.
Under the action of the fan a8, outdoor air enters the plate-tube indirect evaporative cooler 5 from the air inlet a28 on the side of the unit and performs heat and moisture exchange with cold water sprayed from the water distributor a4 and prepared by the unit, takes heat of air in the main channel away, and is discharged to the outside from the air outlet a6 through the water baffle a 7.
Outdoor air enters from an air inlet 41 of the regenerator under the action of a fan d46, is treated by a filter c40 and then is sent to a regeneration section moisture permeable membrane filler 42, and exchanges water vapor with dilute solution sprayed from a water distributor f39 through the moisture permeable membrane under the driving of water vapor pressure difference to take away the moisture of the dilute solution, and then the dilute solution is discharged to the outdoor from an air outlet 45 of the regenerator.
(2) Working process of water system
Water supply of the unit: as shown in fig. 2, prepared cold water is sent to the end of a user or equipment from a water collecting tank c31 under the action of a water pump c32, part of the cold water is sent to a heat exchanger 48 to cool the regenerated solution, and the other part of the cold water is pumped by a water pump a26 to be used for the shower plate pipe indirect evaporative cooler 5.
Water returning of the unit: the unit backwater firstly goes through the surface cooler a3 to carry out equal-humidity cooling on the inlet air, then is mixed with cold water from the water collecting tank a27, is mixed with water returned from the heat exchanger 48 and is sent to the water distributor c15, is sprayed to direct evaporative cooling filler and finally falls back to the water collecting tank c 31.
Dehumidification solution: concentrated solution regenerated by the regenerator is subjected to heat exchange with cold water of a unit in a heat exchanger 48 under the action of a water pump b29, is cooled to a dehumidification section, is sprayed to a moisture permeable film filler for solution dehumidification through a water distributor b10 to take away moisture in air, falls back to a water collection tank b30, and dilute solution converges along a pipe, is sent to a solar heat collector 38 under the action of a water pump f43, is heated by solar energy, is sent to a regenerator 47, is sprayed through a water distributor f39, loses moisture, is concentrated, and then falls back to a water collection tank f 44.
The utility model discloses evaporative cooling water set utilizes dry air can carry out precooling and dehumidification to outdoor new trend with the solution dehumidification technique based on the membrane, and solution dehumidification moisture permeable membrane packs can separate air and dehumidification solution by the polymer film that has the highly selective permeability, and dehumidification liquid and air direct contact not only allow the hydrone to transmit through the infiltration under vapor partial pressure difference's drive, have isolated the germ, the passing through of dehumidification solution, have fine practical value.
Claims (8)
1. The evaporative cooling water chilling unit based on the solution dehumidification technology is characterized by comprising a cold water preparation unit and a dehumidification solution regeneration unit which are connected with each other;
the unit is prepared to cold water includes unit housing (16), set up direct evaporative cooling section in unit housing (16), direct evaporative cooling section top is provided with unit air outlet (13), unit housing (16) inner structure symmetry and the same of direct evaporative cooling section both sides specifically including unit air intake (1) that is located unit housing (16) lateral wall, has set gradually filter (2), surface cooler (3), the indirect evaporative cooling unit of board pipe, dehumidification section, direct evaporative cooling section according to the air flow direction in unit air intake (1).
2. The evaporative cooling water chilling unit based on the solution dehumidification technology according to claim 1, wherein the direct evaporative cooling section comprises a filler (11), a water distributor c (15), a water baffle b (12) and a fan b (14) are arranged on the top of the filler (11) from bottom to top, and a water collection tank c (31) is arranged on the bottom of the filler (11);
the water collecting tank c (31) is sequentially connected with a dehumidification solution regeneration unit and a water distributor c (15) through a pipeline G1;
the pipeline G1 is provided with a water pump c (32).
3. The evaporative cooling water chilling unit based on the solution dehumidification technology according to claim 1, wherein the plate-tube indirect evaporative cooling unit comprises a plate-tube indirect evaporative cooler (5), a water distributor a (4), a water baffle a (7), a fan a (8) and an air outlet a (6) are sequentially arranged on the top of the plate-tube indirect evaporative cooler (5) from bottom to top, and a water collection tank a (27) is arranged at the bottom of the plate-tube indirect evaporative cooler (5);
an air inlet a (28) is also arranged on the shell corresponding to the lower section of the plate-tube indirect evaporative cooler (5);
the water distributor a (4) is connected with a water collecting tank c (31) through a pipeline G2, and a water pump a (26) is arranged on the pipeline G2;
the pipe G2 is also connected to a header tank c (31) through a pipe G1.
4. The evaporative cooling cold water unit based on the solution dehumidification technology as claimed in claim 1, wherein the dehumidification section comprises a moisture permeable membrane filler (9), a water distributor b (10) is arranged at the top of the moisture permeable membrane filler (9), and a water collection tank b (30) is arranged at the bottom of the moisture permeable membrane filler (9);
the water collecting tank b (30) is connected with the dehumidification solution regeneration unit through a pipeline G4 and a pipeline G5, and returns to the water distributor b (10) through a pipeline G3.
5. Evaporative cooling cold water unit based on solution dehumidification technology according to claim 1, characterized by the fact that said cold water making unit comprises a solar collector (38), a regenerator (47) and a heat exchanger (48) connected in sequence by pipes.
6. The evaporative cooling water chilling unit based on the solution dehumidification technology according to claim 5, wherein the regenerator (47) includes a housing, a regenerator air inlet (41) and a regenerator air outlet (45) are respectively disposed on two corresponding sides of the housing, and a filter c (40), a regeneration section and a fan d (46) are sequentially disposed in the regenerator air inlet (41) according to an air flow direction.
7. The evaporative cooling cold water unit based on the solution dehumidification technology as claimed in claim 6, wherein the regeneration section comprises a regeneration section moisture permeable membrane filler (42), a water distributor f (39) is arranged at the top of the regeneration section moisture permeable membrane filler (42), and a water collection tank f (44) is arranged at the bottom of the regeneration section moisture permeable membrane filler (42);
the water distributor f (39) is connected with a cold water preparation unit through a pipeline G5 and a pipeline G4 in sequence; the header tank f (44) is returned to the cold water making unit through a pipe G3;
and a water pump b (29) is arranged on the pipeline G3.
8. Evaporative cooling chiller based on solution dehumidification technology according to claim 7, characterized by the fact that the pipe G5 is provided with a water pump f (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020213758.4U CN212108840U (en) | 2020-02-26 | 2020-02-26 | Evaporative cooling water chilling unit based on solution dehumidification technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020213758.4U CN212108840U (en) | 2020-02-26 | 2020-02-26 | Evaporative cooling water chilling unit based on solution dehumidification technology |
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| Publication Number | Publication Date |
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| CN212108840U true CN212108840U (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020213758.4U Expired - Fee Related CN212108840U (en) | 2020-02-26 | 2020-02-26 | Evaporative cooling water chilling unit based on solution dehumidification technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256257A (en) * | 2020-02-26 | 2020-06-09 | 西安工程大学 | Evaporative cooling water chilling unit for dehumidifying solution dehumidifying moisture-permeable film |
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2020
- 2020-02-26 CN CN202020213758.4U patent/CN212108840U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256257A (en) * | 2020-02-26 | 2020-06-09 | 西安工程大学 | Evaporative cooling water chilling unit for dehumidifying solution dehumidifying moisture-permeable film |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 |
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| CF01 | Termination of patent right due to non-payment of annual fee |