CN218820769U

CN218820769U - Dehumidification reheating air conditioning system

Info

Publication number: CN218820769U
Application number: CN202320052476.4U
Authority: CN
Inventors: 李闯
Original assignee: Weike Tianjin Co ltd
Current assignee: Weike Tianjin Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-04-07
Anticipated expiration: 2033-01-09

Abstract

The utility model provides a dehumidification reheat air conditioning system, including air conditioner box, board-like heat recoverer sets up in the air conditioner box, and four summits department of board-like heat recoverer are equipped with first baffle, second baffle, third baffle, fourth baffle, and board-like heat recoverer and four regions that a baffle, second baffle, third baffle, fourth baffle divide into A district, C district, B district, D district with the air conditioner box. A dehumidification reheat air conditioning system, not only reduced the energy consumption of dehumidification in-process, can realize the heating regulation to cooling dehumidification back air temperature moreover, reduced the initial investment of re-heater and the operation energy consumption of re-heater.

Description

Dehumidification reheating air conditioning system

Technical Field

The utility model belongs to the technical field of the dehumidification is energy-conserving again, especially, relate to a dehumidification is air conditioning system again.

Background

At present, the production and manufacture of various industries such as biological pharmacy, electronic semiconductors, textile, tobacco and the like have strict requirements on temperature and humidity control, and a constant-temperature and constant-humidity process air conditioning environment is required all the year round. The traditional water system constant temperature and humidity air processing unit is generally a primary return air full air system, the system adopts chilled water at 7 ℃/12 ℃ to cool and dehumidify the mixed air of fresh air and return air, and the mixed air is reheated by a steam heater or an electric heater and then sent into a room. In the treatment mode, air needs to be cooled and reaches a certain machine dew point during dehumidification, then the air needs to be heated to reach the air supply temperature, and the contradiction of energy utilization of firstly cooling and then heating exists, so that the energy consumption of an air conditioning system is high.

Therefore, a dehumidification and reheating air conditioning system is required, which transfers part of heat in front of the surface cooling coil to low-temperature air after temperature reduction and dehumidification, and then uses the heat as dehumidified air for reheating, and simultaneously recovers the same cooling capacity to pre-cool the air before transferring the heat to the surface cooling coil. The realization utilizes the system to have energy to adjust the temperature and reheat to the air under the condition that does not need outside heat supply, both can practice thrift partly refrigerated water cold volume, can save the heat to air reheat again, solves the big problem of current air conditioning unit energy consumption.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a can combine plate-type heat recovery energy-saving technology and air conditioner surface cooler (or direct evaporative cooler) organically, realize energy-efficient novel energy-conserving air conditioning system of cooling dehumidification reheat process.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a dehumidification reheating air conditioning system comprises an air conditioning box body and a plate type heat recoverer, wherein the plate type heat recoverer is arranged in the air conditioning box body, a first partition plate, a second partition plate, a third partition plate and a fourth partition plate are arranged at four top points of the plate type heat recoverer,

the plate-type heat recoverer, a partition plate, a second partition plate, a third partition plate and a fourth partition plate divide the air conditioner box body into four areas of an area A, an area C, an area B and an area D.

Furthermore, the plate-type heat recoverer is provided with a first air inlet side, a first air outlet side, a second air inlet side and a second air outlet side, the first air inlet side is communicated with the area A, the first air outlet side is communicated with the area B, the second air inlet side is communicated with the area C, and the second air outlet side is communicated with the area D.

Furthermore, an internal channel is arranged on the second partition plate, and the internal channel enables the area C to be communicated with the area B.

Further, the area A is communicated with a gas source.

Furthermore, a first cooler is arranged in the area B and connected with a second cooler through a refrigerant pipeline.

Further, the first cooler and the second cooler are one of surface coolers or direct evaporative coolers.

Further, an air conditioner fan is arranged in the area D.

Compared with the prior art, a dehumidification reheat air conditioning system have following beneficial effect:

1. compare with the current air conditioning system who advances to adopt air conditioner surface cooler or direct evaporative cooler cooling dehumidification, the utility model discloses a dehumidification reheat air conditioning system passes through cold and hot recycle for same moisture in the deaerate, required outside air conditioner cold source cold volume reduces far away the required cold volume of air conditioning system by a wide margin, and concrete energy-conserving proportion is with being handled the air state point, and plate heat recovery device evaporation passageway is relevant with requirements such as condensation channel quantity, air conditioner air supply difference in temperature.

2. The utility model discloses a dehumidification reheat air conditioning system has not only reduced the energy consumption of dehumidification in-process, can realize the heating regulation to cooling dehumidification back air temperature moreover, has reduced the initial investment of re-heater and the operation energy consumption of re-heater.

3. Compared with a system which needs extra power to achieve heat pipe energy recovery, the dehumidification reheating air-conditioning system of the utility model can realize energy recovery without external power, thus saving the energy consumption of equipment operation;

4. the installation mode of the dehumidification and reheating air conditioning system of the utility model does not affect the installation of surface cooling or direct evaporative cooler, and can be conveniently combined for use;

5. the utility model discloses but the wide application realizes efficient cooling dehumidification reheat process in all kinds of air conditioning system that need refrigerate dehumidification reheat, reduces the energy consumption of this in-process by a wide margin.

Drawings

The accompanying drawings, which form a part of the present disclosure, are included to provide a further understanding of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present disclosure and together with the description serve to explain the present disclosure. In the drawings:

fig. 1 is a schematic view of a dehumidification reheat air conditioning system according to an embodiment of the present invention.

Description of reference numerals:

1. an air conditioning cabinet; 2. a plate heat recovery; 3. a first cooler; 4. an air-conditioning fan; 5. a gas source; 6. a second cooler; 7. a refrigerant pipeline; 8. an internal passage.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The utility model provides a dehumidification reheat air conditioning system, includes air conditioner box 1, board-like heat recovery device 2, and board-like heat recovery device 2 sets up in air conditioner box 1, and four summits departments of board-like heat recovery device 2 are equipped with first baffle, second baffle, third baffle, fourth baffle, and board-like heat recovery device 2 and a baffle, second baffle, third baffle, fourth baffle divide air conditioner box 1 into four regions in A district, C district, B district, D district.

The plate-type heat recoverer 2 is provided with a first air inlet side, a first air outlet side, a second air inlet side and a second air outlet side, the first air inlet side is communicated with the area A, the first air outlet side is communicated with the area B, the second air inlet side is communicated with the area C, and the second air outlet side is communicated with the area D. An internal channel 8 is arranged on the second partition plate, and the internal channel 8 enables the area C to be communicated with the area B. The area A is communicated with a gas source 5. A first cooler 3 is arranged in the area B, and the first cooler 3 is connected with a second cooler 6 through a refrigerant pipeline. The first cooler 3 and the second cooler 6 are one of surface coolers or direct evaporative coolers. An air-conditioning fan 4 is arranged in the area D.

Air in the area A flows into an evaporation channel of the plate type heat recoverer 2 through a first air inlet side of the plate type heat recoverer 2 and flows out from a first air outlet side of the plate type heat recoverer 2 to reach the area B, then air flows into the area C through an air cooler or a direct evaporative cooler, is cooled and dehumidified and flows into the area C through an inner channel 8, air in the area C flows into a condensation channel of the plate type heat recoverer through a second air inlet side of the plate type heat recoverer 2 and flows out from a second air outlet side of the plate type heat recoverer 2 to reach the area D, and the whole dehumidification and reheating process is completed;

the general technical scheme is as follows: the low-temperature air cooled and dehumidified by the surface air cooler or the direct evaporative cooler in the zone C enters the condensing channel of the plate-type heat recoverer 2 from the second air inlet side of the plate-type heat recoverer 2 and flows out from the second air outlet side of the plate-type heat recoverer 2, the cold energy in the air is transferred to the condensing channel of the plate-type heat recoverer 2, so that the condensing channel of the plate-type heat recoverer 2 is cooled, due to the heat transfer function of the plate-type heat recoverer 2, the temperature of the evaporating channel of the plate-type heat recoverer can be reduced, when the high-temperature air in the zone A flows into the evaporating channel of the plate-type heat recoverer 2 from the first air inlet side of the plate-type heat recoverer 2 and flows out from the first air outlet side of the plate-type heat recoverer 2, the air can be cooled by the low temperature of the evaporating channel of the plate-type heat recoverer 2, and the heat can be heated by the high-temperature air transferred to the condensing channel of the plate-type heat recoverer 2 so as to achieve the reheating function of the condensing channel of the plate-type heat recoverer 2. By the circulation, the energy is continuously transferred, so that the air cooling before the surface cooling or direct evaporative cooler and the reheating and heating of the air after the surface cooler or direct evaporative cooler are realized, and the energy consumption in the cooling and dehumidifying process is greatly saved.

The utility model discloses an air around making surface cooler or direct evaporative cooler handle respectively through the evaporation passageway and the condensing channel of plate-type heat recoverer 2 in order to reach the purpose of energy exchange, practices thrift the total energy consumption of dehumidification reheat process.

The utility model provides a 2 evaporation channel of plate heat recoverer and condensation channel quantity can decide according to the characteristics of control object and the heat transfer ability of passageway. On the premise of reasonable configuration, the more the evaporation channels and the condensation channels of the plate heat recoverer 2 are, the larger the proportion of an external cold source can be saved. First cooler 3: an external refrigeration host or a water source provides cold energy for the surface air cooler or the direct evaporative cooler, and the cold load in the external refrigeration host or the water source is transferred to the air supply subsystem through the surface air cooler or the direct evaporative cooler; the air-cooling dehumidification system has the advantages that the cooling load in the refrigeration host or the water source is transferred to the air supply system flowing through the surface air cooler or the direct evaporative cooler to enable the air to reach the dew point temperature, so that the moisture in the air is condensed out while the air is cooled, and the purposes of cooling and dehumidification are achieved.

Plate heat recovery 2: it mainly comprises an evaporation side channel and a condensation side channel of the plate type heat recoverer. The plate type heat recoverer 2 is positioned in the middle of the air-conditioning box body 1 and divides the air-conditioning space into four areas, namely an area A, an area B, an area C and an area D. The plate type heat recoverer is provided with a first air inlet side, a first air outlet side, a second air inlet side and a second air outlet side, wherein the first air inlet side is connected with high-temperature air in the area A, the first air outlet side is connected with the area B, the second air inlet side is connected with the area C, the second air outlet side is connected with the area D, the air conditioner surface cooler or direct evaporative cooler 3 is positioned in the area B, and the left side of the air conditioner surface cooler or direct evaporative cooler 3 is provided with an internal channel 8 which is connected with the area B and the area C; the area A and the area C are separated by a partition plate descending area; the zone B and the zone D are separated by a partition plate descending zone; the efficacy is as follows: according to the air flow direction, the air in the area A flows into an evaporation channel of the plate type heat recoverer through a first air inlet side of the plate type heat recoverer and flows out from a first air outlet side of the plate type heat recoverer to reach the area B, then the air flows into the area C through an internal channel after being cooled and dehumidified through a surface cooler or a direct evaporative cooler, and the air in the area C flows into a condensation channel of the plate type heat recoverer through a second air inlet side of the plate type heat recoverer and flows out from a second air outlet side of the plate type heat recoverer to reach the area D so as to complete the whole dehumidification and reheating process.

An air flow system: the air conditioner fan 4 provides power, so that the air passes through each heat exchange part once in the air conditioner box body 1 to complete the heat exchange process. The efficacy is as follows: the air passes through each part of the air conditioner at a certain speed to complete various heat exchange processes, and the whole energy recovery process of refrigeration, dehumidification and reheating is realized.

This is further described below with reference to examples.

Example 1: the whole system of the embodiment comprises an air conditioner surface cooler or direct evaporative cooler 3, a plate type heat recoverer 2 and an air flowing system; according to the flowing direction of air, the air in the area A enters an evaporation side channel of the plate type heat recoverer 2 from a first air inlet side of the plate type heat recoverer 2, the air is cooled in the channel, meanwhile, the heat of the air is transferred to a condensation side channel of the plate type heat recoverer 2, the air flows out of the plate type heat recoverer 2 from a first air outlet side of the plate type heat recoverer 2 to reach the area B after being cooled, then the air enters a first cooler 3 and is cooled and dehumidified to reach a required value through the cold energy provided by a second cooler 6, then low-temperature air flows into the area C through an internal channel 8, only the air in the area C enters the condensation side channel of the plate type heat recoverer 2 from a second air inlet side of the plate type heat recoverer 2, the air is heated by the channel, meanwhile, the cold load is transferred to the evaporation side channel of the plate type heat recoverer 2, finally, the air flows out of the plate type heat recoverer 2 from the second air outlet side of the plate type heat recoverer 2 to reach the area D, and the air in the area D is supplied to each required room as the air conditioning system.

The starting and running processes of the invention are as follows: firstly, the dehumidification and reheating air-conditioning system is installed according to the working principle and the process requirements, the air-conditioning fan 4 in the air flowing system is started, air flow passes through each heat exchanger, meanwhile, the second cooler 6 is started, the dehumidification and reheating air-conditioning system can normally operate, after a certain time, the whole air-conditioning system enters a stable working normal state, and at the moment, the air supply temperature is constant.

Claims

1. A dehumidification and reheat air conditioning system is characterized in that: comprises an air conditioner box body (1) and a plate-type heat recoverer (2), wherein the plate-type heat recoverer (2) is arranged in the air conditioner box body (1), a first partition plate, a second partition plate, a third partition plate and a fourth partition plate are arranged at four top points of the plate-type heat recoverer (2),

the plate-type heat recoverer (2), a partition plate, a second partition plate, a third partition plate and a fourth partition plate divide the air conditioner box body (1) into four areas of an area A, an area C, an area B and an area D.

2. The dehumidification reheat air conditioning system of claim 1, wherein: the plate-type heat recoverer (2) is provided with a first air inlet side, a first air outlet side, a second air inlet side and a second air outlet side, the first air inlet side is communicated with the area A, the first air outlet side is communicated with the area B, the second air inlet side is communicated with the area C, and the second air outlet side is communicated with the area D.

3. A dehumidification-reheat air conditioning system as claimed in claim 2, wherein: and an internal channel (8) is arranged on the second partition plate, and the internal channel (8) enables the area C to be communicated with the area B.

4. A dehumidification-reheat air conditioning system as claimed in claim 3, wherein: the area A is communicated with a gas source (5).

5. A dehumidification-reheat air conditioning system as claimed in claim 2, wherein: and a first cooler (3) is arranged in the area B, and the first cooler (3) is connected with a second cooler (6) through a refrigerant pipeline (7).

6. A dehumidification-reheat air conditioning system as claimed in claim 5, wherein: the first cooler (3) and the second cooler (6) are one of surface coolers or direct evaporative coolers.

7. A dehumidification-reheat air conditioning system as claimed in claim 1, wherein: an air-conditioning fan (4) is arranged in the area D.