CN212362573U - Solution dehumidifier - Google Patents
Solution dehumidifier Download PDFInfo
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- CN212362573U CN212362573U CN202021675175.XU CN202021675175U CN212362573U CN 212362573 U CN212362573 U CN 212362573U CN 202021675175 U CN202021675175 U CN 202021675175U CN 212362573 U CN212362573 U CN 212362573U
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Abstract
The utility model discloses a solution dehumidifier. Wherein, this solution dehumidifier includes: the solution regeneration assembly is used for regenerating the first solution in the solution regeneration assembly through the first part of return air from the refrigeration house; the heat recovery assembly is used for at least utilizing the recovered cold energy in the dehumidified air to cool and dehumidify the regenerated return air passing through the solution regeneration assembly; the solution dehumidifying component is used for cooling and dehumidifying the regenerated return air processed by the heat recovery component and the second part of return air from the refrigeration house by using a second solution in the solution dehumidifying component; the heat pump system is used for heating the first solution in the first pipeline and cooling the second solution in the second pipeline; the heat recovery assembly is also used for heating the air dehumidified by the solution dehumidifying assembly; and the fan is used for introducing the air in the refrigeration house into the plurality of return air refrigerant inlets of the solution dehumidifier and sending the air heated by the heat recovery assembly back to the refrigeration house.
Description
Technical Field
The utility model relates to a goods and materials stores the field, particularly, relates to a solution dehumidifier.
Background
Materials such as grains, foods and medicines are generally stored in low-temperature storehouses, for example, resource storehouses for storing agricultural crop seeds for a long time, and are required to be maintained at a temperature of 0-10 ℃ and a humidity of 35%. The temperature and humidity have great influence on the storage quality of the materials, and the air humidity is too high, so that bacteria are easy to breed, and the materials are deteriorated and mildewed. Therefore, the application of dehumidification technology is critical to the proper operation of cryogenic stores.
The currently common dehumidification modes mainly comprise freezing dehumidification, rotary wheel dehumidification and solution dehumidification, wherein the freezing dehumidification is used for condensing and separating out moisture in the air by reducing the air temperature so as to achieve the purpose of dehumidification; the runner dehumidification adopts the solid moisture absorbent to dehumidify the air, the moisture in the humid air is absorbed by the solid moisture absorbent along with the continuous rotation of the runner to form dry air supply, and the regenerated air is discharged after absorbing the moisture in the solid moisture absorbent, so that the continuous dehumidification process is realized; the solution dehumidification is to adopt salt solution (calcium chloride, lithium bromide and the like) with humidity regulation function as a working medium, control the air humidity by utilizing the moisture absorption and release characteristics of the solution, and the driving potential of the moisture transfer between the salt solution and the water vapor partial pressure difference in the air is the driving potential of the salt solution and the water vapor partial pressure difference in the air.
However, the freezing dehumidification is generally applicable to the occasion with the dew point temperature of more than 5 ℃, and the low dew point causes the dehumidification capability to be rapidly reduced due to the fact that the temperature of a cold source is lower than 0 ℃ and frosting occurs, so that the normal operation cannot be carried out, and the refrigeration dehumidification is not suitable for low-temperature storehouse dehumidification; the rotary wheel dehumidification requires a regeneration air channel to cause extra construction, the use of the rotary wheel dehumidification is limited in some closed areas, and in most cases, electricity is used as a regeneration heat source, so that the power distribution power is high, the energy consumption is high, and the operating cost is high; solution dehumidification unit equipment is discharged after regenerating through new trend or return air to solution including dehumidification side and regeneration side, though the energy consumption is lower, but also need set up solitary regeneration wind channel heat extraction, uses and receives the restriction.
In view of the above problems, no effective solution has been proposed.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a solution dehumidifier to at least, solve dehumidification scheme in the correlation technique and need set up solitary regeneration wind channel, lead to the limited and higher technical problem of cost of range of application.
According to an aspect of the embodiment of the utility model provides a solution dehumidifier, include: the solution regeneration assembly is used for regenerating the first solution in the solution regeneration assembly through the first part of return air from the refrigeration house; the heat recovery assembly is used for at least utilizing the recovered cold energy in the dehumidified air to cool and dehumidify the regenerated return air passing through the solution regeneration assembly; the solution dehumidifying component is used for cooling and dehumidifying the regenerated return air processed by the heat recovery component and a second part of return air from the refrigeration house by using a second solution in the solution dehumidifying component; the heat pump system is used for heating the first solution in the first pipeline and cooling the second solution in the second pipeline; the heat recovery assembly is also used for heating the air dehumidified by the solution dehumidifying assembly; and the fan is used for introducing the air in the refrigeration house into the return air inlets of the solution dehumidifier and sending the air heated by the heat recovery assembly back to the refrigeration house.
Optionally, the heat recovery assembly comprises: the cooler is arranged between the solution regeneration component and the solution dehumidification component and is used for at least utilizing the recovered cold energy in the dehumidified air to cool and dehumidify the regenerated return air passing through the solution regeneration component; the heating device is arranged behind the solution dehumidifying component and used for heating the dehumidified air and at least recovering cold energy in the dehumidified air; the refrigerant outlet of the cooler is connected with the refrigerant inlet of the heating device, and the refrigerant inlet of the cooler is connected with the refrigerant outlet of the heating device.
Optionally, the heating device is also used to recover cold from a third portion of return air from the cold store.
Optionally, the heating device comprises: the first heater is arranged behind the solution dehumidifying component and used for heating dehumidified air; the second heater is arranged behind the first heater and used for heating the air heated by the first heater; the refrigerant outlet of the cooler is connected with the refrigerant inlet of the second heater, the refrigerant outlet of the second heater is connected with the refrigerant inlet of the first heater, and the refrigerant outlet of the first heater is connected with the refrigerant inlet of the cooler.
Optionally, the heat recovery assembly further comprises: and the circulating pump is arranged on a pipeline between the refrigerant outlet of the cooler and the refrigerant inlet of the second heater.
Optionally, the heat pump system comprises: the condenser is used for heating the first solution in the first pipeline; and the evaporator is used for cooling the second solution in the second pipeline.
Optionally, the liquid outlet of the solution regeneration assembly is disposed at the bottom of the solution regeneration assembly, and the first liquid inlet of the solution regeneration assembly is disposed at the top of the solution regeneration assembly, wherein the solution regeneration assembly comprises: the regeneration pump is arranged on the first pipeline and used for pumping the first solution positioned at the bottom of the solution regeneration assembly to the top of the solution regeneration assembly; the first liquid distributor is positioned at the top of the solution regeneration assembly and is used for spraying a first solution to the bottom of the solution regeneration assembly; the first filler is positioned below the first liquid distributor, and the first part of return air contacts the first solution in the first filler.
Optionally, the liquid outlet setting of solution dehumidification subassembly is in the bottom of solution dehumidification subassembly, and the first inlet setting of solution dehumidification subassembly is at the top of solution dehumidification subassembly, and wherein, solution dehumidification subassembly includes: the dehumidifying pump is arranged on the second pipeline and used for pumping the second solution positioned at the bottom of the solution dehumidifying component to the top of the solution dehumidifying component; the second liquid distributor is positioned at the top of the solution dehumidifying component and is used for spraying a second solution to the bottom of the solution dehumidifying component; and the second filler is positioned below the second liquid distributor, and the regenerated return air and the second part of return air contact a second solution in the second filler.
Optionally, the solution dehumidifier further comprises: the two ends of a first sub-pipeline in the heat exchanger are respectively connected with the liquid outlet of the regeneration pump and the second liquid inlet of the solution dehumidification assembly, the two ends of a second sub-pipeline in the heat exchanger are respectively connected with the liquid outlet of the dehumidification pump and the second liquid inlet of the solution regeneration assembly, and the heat exchanger is used for recovering the cold and heat of the solution in the first sub-pipeline and the second sub-pipeline.
Optionally, the heat exchanger comprises: plate heat exchangers or double pipe heat exchangers.
Optionally, the cooler, the first heater and the second heater are fin-coil heat exchangers.
The embodiment of the utility model provides an in, the solution dehumidifier includes solution regeneration subassembly, the heat recovery subassembly, solution dehumidification subassembly, heat pump system and fan, solution regeneration subassembly utilizes and waits to dehumidify air regeneration solution to at least, utilize the cold volume in the air after the dehumidification of retrieving to the return air cooling dehumidification after regeneration, after regeneration return air and another part return air mix after preliminary cooling dehumidification, get into solution dehumidification subassembly dehumidification, the air after the dehumidification is sent back to the freezer after the heat recovery subassembly. Due to the adoption of the self-circulation dehumidification mode, the solution dehumidifier does not need to be provided with a regeneration exhaust duct independently, so that the technical effects of convenience in installation, reduction in energy consumption and cost saving are achieved, and the technical problems of limited application range and high cost caused by the fact that an independent regeneration air channel is required to be arranged in the dehumidification scheme in the related technology are solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
FIG. 1 is a schematic diagram of a solution dehumidifier according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an alternative solution dehumidifier according to an embodiment of the present invention.
Wherein the drawings include the following reference numerals:
10. a solution regeneration assembly; 11. a first liquid distributor; 12. a first filler; 13. a regenerative pump; 20. a solution dehumidification component; 21. a second liquid distributor; 22. a second filler; 23. a dehumidification pump; 30. a heat recovery assembly; 31. a circulation pump; 32. a cooler; 33. a heating device; 331. a first heater; 332. a second heater; 40. a heat pump system; 41. a condenser; 42. an evaporator; 50. a heat exchanger; 60. a fan; 1. the first part returns air; 2. the second part returns air; 3. the third part returns air.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a system, article, or apparatus that comprises a list of elements is not necessarily limited to those elements explicitly listed, but may include other elements not expressly listed or inherent to such system, article, or apparatus.
According to the embodiment of the utility model, a solution dehumidifier is provided.
Fig. 1 is a schematic view of a solution dehumidifier according to an embodiment of the present invention, as shown in fig. 1, the solution dehumidifier includes: the solution regeneration assembly 10, the heat recovery assembly 30, the solution dehumidification assembly 20, the heat pump system 40 and the fan 60, wherein a first liquid inlet of the solution regeneration assembly 10 is connected to a liquid outlet of the solution regeneration assembly 10 through a first pipeline, and a second liquid inlet of the solution dehumidification assembly 20 is connected to a liquid outlet of the solution dehumidification assembly 20 through a second pipeline.
The solution regeneration assembly 10 is used for regenerating a first solution in the solution regeneration assembly 10 through a first part of return air 1 from a refrigeration house; the heat recovery assembly 30 is used for cooling and dehumidifying the regenerated return air passing through the solution regeneration assembly by using at least the cold energy in the recovered dehumidified air; the solution dehumidifying component 20 is used for cooling and dehumidifying the regenerated return air processed by the heat recovery component 30 and the second part of return air 2 from the refrigeration house by using a second solution in the solution dehumidifying component 20; the heat pump system 40 is used for heating the first solution in the first pipeline and cooling the second solution in the second pipeline; the heat recovery assembly 30 is also used for heating the air dehumidified by the solution dehumidifying assembly 20; the fan 60 is used for introducing air in the cold storage into a plurality of return air inlets of the solution dehumidifier and sending the air heated by the heat recovery assembly 30 back to the cold storage.
Specifically, the heat of the heat recovery module 30 is from the regenerated return air, and the cold can be from not only the dehumidified air, but also the air in the warehouse, wherein the dehumidified air can be the air obtained through the temperature reduction and dehumidification process of the solution dehumidification module 20. The first solution may be the regeneration solution in the solution regeneration module 10, and the second solution may be the dehumidification solution in the solution dehumidification module 20, but is not limited thereto.
In an alternative embodiment, the solution dehumidifier may adopt a self-circulation initial mode, and a single air channel with a return air inlet and a supply air outlet is provided, so that the power for air circulation in the solution dehumidifier can be provided by a fan, that is, the air to be treated in the refrigeration house can be introduced into each return air inlet of the solution dehumidifier, and then the air is returned to the refrigeration house after treatment. In addition, heat may be provided to the regeneration solution in the solution regeneration module 10 by the heat pump system 40 and cold may be provided to the dehumidification solution in the solution dehumidification module 20. The treatment process is as follows: the solution in the solution regeneration subassembly 10 is regenerated through partial return air at first, then reduces the temperature and dehumidifies the regeneration return air after regenerating through heat recovery subassembly 30, and the regeneration return air after preliminary cooling dehumidification mixes with another part return air after, gets into solution dehumidification subassembly 20 and dehumidifies, and the low temperature air after the dehumidification sends back to indoorly behind heat recovery subassembly 30.
Through the above embodiment of the utility model, the solution dehumidifier includes solution regeneration subassembly, the heat recovery subassembly, solution dehumidification subassembly, heat pump system and fan, solution regeneration subassembly utilizes and waits to dehumidify air regeneration solution, and utilize the cold volume in the low temperature air after the dehumidification at least to cool down the dehumidification to the return air after the regeneration, after regeneration return air and another part return air after preliminary cooling dehumidification mix, get into solution dehumidification subassembly dehumidification, the low temperature air after the dehumidification is sent back to the freezer behind the heat recovery subassembly. Due to the adoption of the self-circulation dehumidification mode, the solution dehumidifier does not need to be provided with a regeneration exhaust duct independently, so that the technical effects of convenience in installation, reduction in energy consumption and cost saving are achieved, and the technical problems of limited application range and high cost caused by the fact that an independent regeneration air channel is required to be arranged in the dehumidification scheme in the related technology are solved.
Optionally, in the above embodiments of the present invention, as shown in fig. 1, the heat recovery assembly 30 includes: the cooling device 32 is arranged between the solution regeneration assembly 10 and the solution dehumidification assembly 20, the heating device 33 is arranged behind the solution dehumidification assembly 20, a refrigerant outlet of the cooling device 32 is connected with a refrigerant inlet of the heating device 33, and a refrigerant inlet of the cooling device 32 is connected with a refrigerant outlet of the heating device 33.
The cooler 32 is used for cooling and dehumidifying the regenerated return air passing through the solution regeneration component 10 by using at least the recovered cold energy in the dehumidified air; the heating device 33 is used to heat the dehumidified air and recover at least the cold energy in the dehumidified air.
Alternatively, the cooler 32 described above may be a finned coil heat exchanger, but is not so limited.
In an alternative embodiment, the regenerated return air passing through the solution regenerating unit 10 can be cooled and dehumidified by the cooler 32, and the mixed air (i.e., the dehumidified air) passing through the solution dehumidifying unit 20 is heated by the heating device 33, so as to recover the cold in the dehumidified air.
Optionally, the heating device is also used to recover cold from a third portion of return air from the cold store.
To ensure the precooling requirements of the cooler 32 on the regenerated return air, the third portion of return air 3 can be supplemented as cooling capacity for the cooler 32 by make-up.
Optionally, in the above embodiments of the present invention, as shown in fig. 1, the heating device 33 includes: the first heater 331 and the second heater 332, wherein the first heater 331 is disposed behind the solution dehumidifying assembly 20, the second heater 332 is disposed behind the first heater 331, a refrigerant outlet of the cooler 32 is connected to a refrigerant inlet of the second heater 332, a refrigerant outlet of the second heater 332 is connected to a refrigerant inlet of the first heater 331, and a refrigerant outlet of the first heater 331 is connected to a refrigerant inlet of the cooler 32.
Wherein, the cooler 32 is used for heating the dehumidified air; the second heater 332 is used to heat the air heated by the first heater 331.
Alternatively, the first and second heaters 331 and 332 may be fin-coil heat exchangers, but are not limited thereto. The first heater 331 may serve as a primary heat recovery heater, and the second heater 332 may serve as a secondary heat recovery heater.
In an alternative embodiment, the dehumidified mixed air is sequentially heated by the first heater 331 and the second heater 332, wherein the second heater 332 is supplemented with the third portion of return air 3 before serving as cold supplement to meet the precooling requirement of the first portion of return air 1.
Optionally, in the above embodiments of the present invention, as shown in fig. 1, the heat recovery assembly further includes: the circulation pump 31 is provided in a pipe between the refrigerant outlet of the cooler 32 and the refrigerant inlet of the second heater 332. The circulation pump can provide power for circulating the refrigerant among the cooler 32, the first heater 331, and the second heater 332, thereby ensuring continuous exchange of cold and heat.
Optionally, in the above embodiments of the present invention, as shown in fig. 1, the liquid outlet of the solution regeneration assembly 10 is disposed at the bottom of the solution regeneration assembly 10, and the first liquid inlet of the solution regeneration assembly 10 is disposed at the top of the solution regeneration assembly 10, wherein the solution regeneration assembly 10 includes: the device comprises a regeneration pump 13, a first liquid distributor 11 and a first filler 12, wherein the regeneration pump 13 is arranged on a first pipeline, the first liquid distributor 11 is positioned at the top of the solution regeneration assembly 10, and the first filler 12 is positioned below the first liquid distributor 11.
Wherein, the regeneration pump 13 is used for pumping the first solution at the bottom of the solution regeneration assembly 10 to the top of the solution regeneration assembly 10; the first liquid distributor 11 is used for spraying a first solution to the bottom of the solution regeneration component 10; a first portion of return air 1 contacts the first solution in the first filler 12.
In an alternative embodiment, a first part of return air 1 firstly enters the solution regeneration assembly 10, and the solution at the bottom of the solution regeneration assembly 10 is pumped out by the regeneration pump 13, heated by the condenser and then conveyed to the first liquid distributor 11 for top spraying. The first part of return air 1 is fully contacted with the spraying solution in the first filler 12, and the first solution is concentrated and regenerated to take away the moisture and heat in the first solution.
Optionally, in the above embodiments of the present invention, as shown in fig. 1, the liquid outlet of the solution dehumidifying assembly 20 is disposed at the bottom of the solution dehumidifying assembly 20, and the first liquid inlet of the solution dehumidifying assembly 20 is disposed at the top of the solution dehumidifying assembly 20, wherein the solution dehumidifying assembly 20 includes: the dehumidifying pump 23 is arranged on the second pipeline, the second liquid distributor 21 is positioned at the top of the solution dehumidifying component 20, and the second filler 22 is positioned below the second liquid distributor 21.
Wherein, the dehumidifying pump 23 is used for pumping the second solution at the bottom of the solution dehumidifying component 20 to the top of the solution dehumidifying component 20; the second liquid distributor 21 is used for spraying a second solution to the bottom of the solution dehumidifying component 20; the regenerated return air and a second portion of the return air 2 contact the second solution in the second filler 22.
In an alternative embodiment, the dehumidifying pump 23 pumps out the first solution at the bottom of the solution dehumidifying component 20, the first solution is cooled and cooled by the evaporator and then is conveyed to the second liquid distributor 21 for top spraying, the mixed air is fully contacted with the dehumidifying spraying solution in the filler, the mixed air is cooled and dehumidified, the temperature of the dehumidified mixed air is lower, the mixed air sequentially passes through the first heater 331 and the second heater 332, the heat of the first heater 331 and the second heater 332 is derived from the regenerated return air, and a third part of return air 3 can be supplemented before the heaters to serve as cold supplement to meet the precooling requirement of the first part of return air 1 through the cooler 32.
Alternatively, in the above embodiment of the present invention, as shown in fig. 1, the heat pump system 40 includes: a condenser 41 and an evaporator 42.
The condenser 41 is used for heating the first solution in the first pipeline; the evaporator 42 is used for cooling the second solution in the second pipeline.
In an alternative embodiment, heat may be supplied to the regeneration solution in the solution regeneration assembly 10 via the condenser 41 and refrigeration may be supplied to the dehumidification solution in the solution dehumidification assembly 20 via the evaporator 42.
As shown in fig. 2, the heat pump system 40 may specifically include: condenser 41, evaporator 42, compressor and expansion valve.
Optionally, in the above embodiments of the present invention, as shown in fig. 1, the solution dehumidifier further includes: and two ends of a first sub-pipeline in the heat exchanger 50 are respectively connected with the liquid outlet of the regeneration pump 13 and the second liquid inlet of the solution dehumidifying component 20, and two ends of a second sub-pipeline in the heat exchanger 50 are respectively connected with the liquid outlet of the dehumidifying pump 23 and the second liquid inlet of the solution regenerating component 10.
The heat exchanger 50 is used for recovering cold and heat of the solution in the first sub-pipeline and the second sub-pipeline.
Alternatively, the heat exchanger may be a plate heat exchanger, a double pipe heat exchanger, or the like, but is not limited thereto. The first and second sub-circuits described above may be inter-stage flow circuits for maintaining solution concentration equilibrium.
In an alternative embodiment, to maintain solution concentration equilibrium, an inter-stage flow line (i.e., the first sub-line and the second sub-line described above) may be provided between the solution regeneration assembly 10 and the solution dehumidification assembly 20 via the regeneration pump 13 and the dehumidification pump 23. In order to reduce the loss of cold and heat, a heat exchanger 50 may be provided for the inter-stage flow solution between the solution regeneration module 10 and the solution dehumidification module 20, and the cold and heat of the inter-stage flow solution (i.e., the solution in the first sub-pipeline and the second sub-pipeline) are recovered through the heat exchanger 50, so as to reduce the energy loss.
Referring to fig. 2, a preferred embodiment of the present invention will be described in detail, and as shown in fig. 2, the solution dehumidifier may include a solution regeneration unit 10, a solution dehumidification unit 20, a heat recovery unit 30, a heat pump system 40, a heat exchanger 50, and a fan 60, wherein the heat recovery unit 30 includes a cooler 32 and two-stage heaters (a first heater 331 and a second heater 332, respectively) behind the solution dehumidification unit 20.
Under the drive of the fan 60, the first part of return air 1 firstly enters the solution regeneration assembly 10, the solution at the bottom of the solution regeneration assembly 10 is pumped out by the regeneration pump 13, heated by the condenser 41 in the heat pump system 40 and then conveyed to the top for spraying, the first part of return air 1 and the regeneration spraying solution are fully contacted in the first filler 12, the solution is concentrated and regenerated, the first part of return air 1 which takes away the moisture and heat in the solution is cooled and dehumidified by the cooler 32, and the cold energy of the first part of return air is from the dehumidified low-temperature air and the low-temperature air in the warehouse. The first part of return air 1 and the second part of return air 2 are mixed and then enter the solution dehumidifying component 20, the dehumidifying pump 23 pumps out the solution at the bottom of the solution dehumidifying component 20, the solution is cooled and cooled by the evaporator 42 in the heat pump system 40 and then is conveyed to the top for spraying, the mixed air is fully contacted with the dehumidifying spraying solution in the filler, the mixed air is cooled and dehumidified, the temperature of the dehumidified mixed air is lower, the mixed air sequentially passes through the first heater 331 and the second heater 332, the heat of the heat recovery heater is derived from the regenerated return air, the third part of return air 3 is supplemented in front of the second heater 332, and the third part of return air 3 is supplemented as cold quantity supplement to meet the precooling requirement of the first part of. An inter-stage flow line is provided between the solution regeneration unit 10 and the solution dehumidification unit 20 via the regeneration pump 13 and the dehumidification pump 23 to maintain the solution concentration balance, and a heat exchanger 50 is provided to reduce the loss of cold and heat.
Through the embodiment of the utility model provides a pair of small-size solution dehumidification unit is used in low temperature storehouse utilizes and treats dehumidification air regeneration solution to utilize the low temperature air after the dehumidification and the low temperature air in the storehouse as the cold source of regeneration air cooling dehumidification, need not independent regeneration and airs exhaust, need not to set up and connect external wind channel, and the mounted position is unrestricted, installation convenient to use, and the operation power consumption is low with the working costs.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A solution dehumidifier, comprising:
the solution regeneration assembly is used for regenerating a first solution in the solution regeneration assembly through a first part of return air from the refrigeration house;
the heat recovery component is used for at least utilizing the recovered cold energy in the dehumidified air to cool and dehumidify the regenerated return air passing through the solution regeneration component;
the liquid outlet of the solution dehumidifying component is connected with the first liquid inlet of the solution dehumidifying component through a second pipeline, and the solution dehumidifying component is used for cooling and dehumidifying the regenerated return air processed by the heat recovery component and the second part of return air from the refrigeration house by using a second solution in the solution dehumidifying component;
the heat pump system is used for heating the first solution in the first pipeline and cooling the second solution in the second pipeline;
the heat recovery assembly is also used for heating the air dehumidified by the solution dehumidifying assembly;
and the fan is used for introducing the air in the refrigeration house into the return air refrigerant inlets of the solution dehumidifier and sending the air heated by the heat recovery assembly back to the refrigeration house.
2. The solution dehumidifier of claim 1, wherein the heat recovery assembly comprises:
the cooler is arranged between the solution regeneration component and the solution dehumidification component and is used for cooling and dehumidifying the regenerated return air passing through the solution regeneration component by at least utilizing the recovered cold quantity in the dehumidified air;
the heating device is arranged behind the solution dehumidifying component and used for heating the dehumidified air and at least recovering cold energy in the dehumidified air;
the refrigerant outlet of the cooler is connected with the refrigerant inlet of the heating device, and the refrigerant inlet of the cooler is connected with the refrigerant outlet of the heating device.
3. The solution dehumidifier of claim 2 wherein said heating means is further adapted to recover cold from a third portion of return air from said cold store.
4. The solution dehumidifier of claim 3, wherein said heating means comprises:
the first heater is arranged behind the solution dehumidifying component and used for heating the dehumidified air;
the second heater is arranged behind the first heater and used for heating the air heated by the first heater;
the refrigerant outlet of the cooler is connected with the refrigerant inlet of the second heater, the refrigerant outlet of the second heater is connected with the refrigerant inlet of the first heater, and the refrigerant outlet of the first heater is connected with the refrigerant inlet of the cooler.
5. The solution dehumidifier of claim 4, wherein the heat recovery assembly further comprises:
and the circulating pump is arranged between the refrigerant outlet of the cooler and the refrigerant inlet of the second heater.
6. The solution dehumidifier of claim 1, wherein the solution outlet of the solution regeneration assembly is disposed at a bottom of the solution regeneration assembly, and the first liquid inlet of the solution regeneration assembly is disposed at a top of the solution regeneration assembly, wherein the solution regeneration assembly comprises:
a regeneration pump disposed on the first line, the regeneration pump for pumping the first solution at the bottom of the solution regeneration assembly to the top of the solution regeneration assembly;
the first liquid distributor is positioned at the top of the solution regeneration assembly and is used for spraying the first solution to the bottom of the solution regeneration assembly;
a first fill material positioned below the first liquid distributor, the first portion of return air contacting the first solution in the first fill material.
7. The solution dehumidifier of claim 1, wherein the solution outlet of the solution dehumidifier is disposed at a bottom of the solution dehumidifier, and the first inlet of the solution dehumidifier is disposed at a top of the solution dehumidifier, wherein the solution dehumidifier comprises:
the dehumidifying pump is arranged on the second pipeline and is used for pumping the second solution at the bottom of the solution dehumidifying component to the top of the solution dehumidifying component;
the second liquid distributor is positioned at the top of the solution dehumidifying component and is used for spraying the second solution to the bottom of the solution dehumidifying component;
a second filler below the second liquid distributor, wherein the regenerated return air and the second portion of return air contact the second solution in the second filler.
8. The solution dehumidifier of claim 6 or 7, wherein said solution dehumidifier further comprises:
the two ends of a first sub-pipeline in the heat exchanger are respectively connected with the liquid outlet of the regeneration pump and the second liquid inlet of the solution dehumidification assembly, the two ends of a second sub-pipeline in the heat exchanger are respectively connected with the liquid outlet of the dehumidification pump and the second liquid inlet of the solution regeneration assembly, and the heat exchanger is used for controlling the concentration of the first solution and the concentration of the second solution to be kept balanced.
9. The solution dehumidifier of claim 8, wherein said heat exchanger comprises: plate heat exchangers or double pipe heat exchangers.
10. The solution dehumidifier of claim 4, wherein the cooler, the first heater, and the second heater are finned coil heat exchangers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021675175.XU CN212362573U (en) | 2020-08-12 | 2020-08-12 | Solution dehumidifier |
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| CN202021675175.XU CN212362573U (en) | 2020-08-12 | 2020-08-12 | Solution dehumidifier |
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| CN212362573U true CN212362573U (en) | 2021-01-15 |
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| CN202021675175.XU Active CN212362573U (en) | 2020-08-12 | 2020-08-12 | Solution dehumidifier |
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| CN114484642A (en) * | 2022-01-20 | 2022-05-13 | 沈阳澳蓝节能科技有限公司 | Solution dehumidification type indirect evaporation fresh air handling unit based on solar drive |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114484642A (en) * | 2022-01-20 | 2022-05-13 | 沈阳澳蓝节能科技有限公司 | Solution dehumidification type indirect evaporation fresh air handling unit based on solar drive |
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