KR101763759B1 - Hybrid air conditioner for exchanging refrigerant of heat pump and water of humidifier - Google Patents

Abstract

The present invention relates to a hybrid air conditioning apparatus in which a refrigerant of a heat pump and a humidifying water supply heat are exchanged. In particular, the present invention relates to a hybrid air conditioning apparatus which performs heating and cooling using a heat pump cycle, (110) for compressing a refrigerant at a high temperature and a high pressure, and a heat exchanger provided in the room for exchanging heat between the indoor and the refrigerant. An outdoor heat exchanger 130 provided outside the outdoor heat exchanger 130 for performing heat exchange between the outdoor air and the refrigerant and an outdoor heat exchanger 130 installed outside the outdoor heat exchanger 130 for performing heat exchange between the outdoor heat exchanger 130 and the outdoor heat exchanger 130, (130) to the indoor heat exchanger (120), and an outdoor heat exchanger And a four-way valve (160) for diverting the refrigerant of the compressor (110) to the indoor heat exchanger (120) or the outdoor heat exchanger (130) A pump 100; A humidifier (200) for heating the feed water to humidify the feed air; The refrigerant supplied from the indoor heat exchanger 120 to the heating expansion valve 140 at the time of heating or the refrigerant supplied from the outdoor heat exchanger 130 to the cooling expansion valve 150 at the time of cooling and the refrigerant supplied from the outdoor heat exchanger 130 to the humidifier 200, And a hybrid heat exchanger 300 for mutually exchanging heat between the water supplied to the heat exchanger 300 and the heat exchanger 300, thereby achieving high cooling and heating efficiency even with a small energy consumption, thereby maximizing the commerciality and market competitiveness of the cooling and heating apparatus.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a hybrid air conditioner for exchanging heat between a refrigerant of a heat pump and water for humidification,

The present invention relates to a hybrid cooling and heating apparatus in which a refrigerant of a heat pump and a humidifying water are heat-exchanged. In particular, the present invention relates to a hybrid cooling and heating apparatus that performs cooling and heating using a heat pump cycle, To improve the efficiency of heating and cooling and to reduce energy consumption for humidification. It is a device for maximizing the commerciality and market competitiveness of the heating and cooling apparatus because it can achieve high cooling and heating efficiency even with low energy consumption. will be.

Generally, a heat pump is a cooling / heating device that transfers a low-temperature heat source to a high temperature or transfers a high-temperature heat source to a low temperature by using heat of a refrigerant or condensation heat.

Heat has the property of moving from a high temperature to a low temperature, while the heat pump has the opposite function of pulling heat from a low temperature to a high temperature.

At first, it was developed for the purpose of depriving the surrounding heat by evaporating the compressed refrigerant such as refrigerator, freezer, air conditioner. However, currently, there is a cooling device for transferring a low temperature heat source to high temperature by using heat of the refrigerant or condensation heat, Heating and air-conditioning unit which also serves as a heating device for transferring heat to a room.

This heat pump is composed of a compressor, an evaporator, a condenser, an expansion valve, etc., and evaporates refrigerant compressed at high temperature and high pressure in a compressor during heating, and then sends it to a condenser so as to repeat a cycle of discharging high temperature heat outward at a low temperature In the cooling mode, the condenser serves as an evaporator and the evaporator serves as a condenser so that the condensed refrigerant is heat-exchanged with hot outside air, thereby cooling the target point to be cooled.

In addition, a humidifier equipped with a heat pump in the heating and cooling system keeps indoor air at about 55% to 60% of the appropriate humidity, thereby preventing respiratory disorder and disease, and maintaining a pleasant indoor atmosphere even in a dry season or place have.

Such a humidifier may be classified into centrifugal atomization type, ultrasonic type, electrothermal type, filter vaporization type, or a combination type of two or more of them, and in particular, Humidifiers are widely used because they boil water and have an advantage of sterilizing bacteria against bacteria and they do not mix heavy metals.

However, the conventional heat pump type air conditioner having a humidifier has several problems as follows.

First, not only the high temperature refrigerant passing through the condenser is utilized, but also the refrigerant having less condensation is sent to the expansion valve in a gaseous state, resulting in low efficiency of cooling and heating.

Second, a relatively long time is required to generate steam by raising the water supply of about 20 ° C, which is usually supplied to the humidifier, to 100 ° C, so that the humidification delay time is long, the humidification efficiency is low and the power consumption for humidification is high .

Korean Patent Registration No. 10-1050253

In order to solve the above problems, the present invention provides a heat pump that performs heat exchange between a coolant of a heat pump and a water supply of a humidifier, thereby improving the cooling and heating efficiency of the heat pump that performs cooling and heating by lowering the temperature of the coolant, A heat pump which maximizes the commercialization and market competitiveness of the heating and cooling apparatus by achieving a high cooling and heating efficiency even with a low energy consumption by reducing the energy consumed for heating the feed water during humidification by raising the temperature of the water supply And to provide a hybrid air conditioning apparatus in which a refrigerant and a humidifying water supply heat are exchanged.

The indoor heat exchanger includes a compressor for compressing the refrigerant to a high temperature and a high pressure, an indoor heat exchanger provided in the room for exchanging heat between the indoor and the refrigerant, an outdoor heat exchanger provided outside and performing heat exchange between the outdoor air and the refrigerant, And a cooling expansion valve for adiabatically expanding the refrigerant supplied from the outdoor heat exchanger to the indoor heat exchanger, and a cooling expansion valve for cooling the refrigerant in the indoor heat exchanger or the outdoor heat exchanger, A heat pump including a four-way valve for branching to an outdoor heat exchanger; A humidifier for heating the water supply to humidify the supply air; And a hybrid heat exchanger for exchanging heat between the refrigerant supplied from the indoor heat exchanger to the heating expansion valve at the time of heating or the refrigerant supplied from the outdoor heat exchanger to the cooling expansion valve at the time of cooling and the water supplied to the humidifier .

At this time, it is preferable that the hybrid heat exchanger is a well-known double-pipe heat exchanger having a pipe-shaped inner pipe and a pipe-shaped outer pipe for receiving the inner pipe.

Preferably, the hybrid heat exchanger is a well-known coil type double pipe heat exchanger having an inner tube having a helical coil portion formed between an inlet and an outlet, and a pipe-shaped outer tube accommodating the helical coil portion.

Similarly, the hybrid heat exchanger may be a well-known plate heat exchanger including a plurality of plate-shaped fins and a pipe-shaped flow tube penetrating the plurality of fins.

Alternatively, the hybrid heat exchanger may include a water storage tank for temporarily storing water supply; A refrigerant conduit for circulating the refrigerant through the inside of the water reservoir; A filter for filtering foreign matter from the water supply and an electromagnetic valve for controlling supply of the water supply to supply water to the water storage tank; And a water outlet for supplying water to the humidifier, the water being heat-exchanged with the refrigerant in the water reservoir.

In addition, the water tank includes a water pressure meter for detecting and expressing an internal pressure; It is most preferable that an air purge for releasing the air inside the air is additionally constructed.

The present invention as described above improves the cooling and heating efficiency of the heat pump that performs the cooling and heating by lowering the temperature of the refrigerant by performing heat exchange between the refrigerant of the heat pump and the water supply of the humidifier while increasing the temperature of the water supplied to the humidifier, It is possible to reduce the energy consumed for heating the water supply at the time of heating, thereby achieving high cooling and heating efficiency even with a low energy consumption, thereby maximizing the commercialization and market competitiveness of the heating and cooling apparatus.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view showing a hybrid air conditioning apparatus in which a refrigerant of a heat pump of the present invention and a humidifying water supply water are heat-
FIG. 2 is a schematic diagram showing the flow of refrigerant during heating in a hybrid air-conditioning apparatus in which the refrigerant of the heat pump of the present invention and the water for humidification are heat-
Fig. 3 is a schematic view showing the flow of the refrigerant during cooling in the hybrid air-conditioning apparatus in which the refrigerant of the heat pump of the present invention and the water for humidification are heat-exchanged.
4 is a view showing a first embodiment of a hybrid heat exchanger in a hybrid cooling and heating apparatus in which the refrigerant of the heat pump of the present invention and the water for humidification are heat-
Fig. 5 is a view showing a second embodiment of the hybrid heat exchanger in the hybrid air-conditioning apparatus in which the refrigerant of the heat pump of the present invention and the water for humidification are heat-
6 is a view showing a third embodiment of the hybrid heat exchanger in the hybrid cooling and heating apparatus in which the refrigerant of the heat pump of the present invention and the water for humidification are heat-
Fig. 7 is a view showing a fourth embodiment of a hybrid heat exchanger in a hybrid air conditioning apparatus in which the refrigerant of the heat pump of the present invention and the water for humidification are heat-exchanged. Fig.

FIG. 1 is a schematic view showing a hybrid cooling and heating apparatus in which a refrigerant of a heat pump of the present invention and a humidifying water are heat-exchanged. FIG. 2 is a schematic view of a hybrid cooling and heating apparatus in which a refrigerant of a heat pump of the present invention is heat- FIG. 3 is a schematic view showing a flow of a refrigerant in a cooling mode in a hybrid cooling and heating apparatus in which the refrigerant of the heat pump of the present invention and the humidifying water are heat-exchanged .

FIGS. 4 to 7 are views showing various embodiments of the hybrid heat exchanger in the hybrid air conditioning apparatus in which the refrigerant of the heat pump of the present invention and the humidifying water are heat-exchanged.

The specific structure or functional description presented in the embodiment of the present invention is merely illustrative for the purpose of illustrating an embodiment according to the concept of the present invention, and embodiments according to the concept of the present invention can be implemented in various forms. And should not be construed as limited to the embodiments described herein, but should be understood to include all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Meanwhile, in the present invention, the terms first and / or second etc. may be used to describe various components, but the components are not limited to the terms. The terms may be referred to as a second element only for the purpose of distinguishing one element from another, for example, to the extent that it does not depart from the scope of the invention in accordance with the concept of the present invention, Similarly, the second component may also be referred to as the first component.

Whenever an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, but it should be understood that other elements may be present in between something to do. On the other hand, when it is mentioned that an element is "directly connected" or "directly contacted" to another element, it should be understood that there are no other elements in between. Other expressions for describing the relationship between components, such as "between" and "between" or "adjacent to" and "directly adjacent to" should also be interpreted.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. It will be further understood that the terms " comprises ", or "having ", and the like in the specification are intended to specify the presence of stated features, integers, But do not preclude the presence or addition of steps, operations, elements, parts, or combinations thereof.

As shown in FIGS. 1 to 7, the hybrid cooling / heating apparatus in which the refrigerant of the heat pump of the present invention is heat-exchanged with the humidifying water is heat-exchanged between the refrigerant of the heat pump 100 and the water supply of the humidifier 200, The cooling and heating efficiency of the heat pump 100 for cooling and heating by lowering the temperature of the refrigerant can be increased and the energy consumed for heating the water supply during humidification by raising the temperature of the water supply to the humidifier 200 can be reduced , It is possible to obtain a high cooling and heating efficiency even with a small energy consumption, thereby maximizing the commerciality and market competitiveness of the air conditioner.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIG. 1, the hybrid cooling and heating apparatus in which the refrigerant of the heat pump of the present invention and the humidifying water are heat-exchanged includes a compressor 110 for compressing the refrigerant to a high temperature and a high pressure, and a heat exchanger An outdoor heat exchanger 130 provided outside the outdoor heat exchanger 130 for performing heat exchange between the outdoor air and the refrigerant and an outdoor heat exchanger 130 installed outside the outdoor heat exchanger 130 for performing heat exchange between the outdoor heat exchanger 130 and the outdoor heat exchanger 130, A refrigerant expansion valve 150 for adiabatically expanding the refrigerant supplied from the outdoor heat exchanger 130 to the indoor heat exchanger 120 and a refrigerant expansion valve 150 for cooling the refrigerant supplied from the outdoor heat exchanger 130 to the indoor heat exchanger 120, A heat pump (100) including a four-way valve (160) for branching to the indoor heat exchanger (120) or the outdoor heat exchanger (130); A humidifier (200) for heating the feed water to humidify the feed air; The refrigerant supplied from the indoor heat exchanger 120 to the heating expansion valve 140 at the time of heating or the refrigerant supplied from the outdoor heat exchanger 130 to the cooling expansion valve 150 at the time of cooling and the refrigerant supplied from the outdoor heat exchanger 130 to the humidifier 200, And a hybrid heat exchanger 300 for mutually exchanging heat with water supplied to the heat exchanger 300.

That is, the hybrid cooling and heating apparatus in which the refrigerant of the heat pump of the present invention and the humidifying water are heat-exchanged is composed of a heat pump 100, a humidifier 200, and a hybrid heat exchanger 300, Serves as a cooling and heating function, and the humidifier 200 functions as a humidifier by heating and evaporating the water supply.

Here, the heat pump 100 includes a compressor 110, an indoor heat exchanger 120, an outdoor heat exchanger 130, a heating expansion valve 140, a cooling expansion valve 150, and a four- And these components are connected to each other as illustrated in Fig. 1 by a duct for circulating the refrigerant.

The installation position of the indoor heat exchanger 120 is not limited to the indoor and the outdoor heat exchanger 130 is provided outside the outdoor unit. However, considering the design of the apparatus, the cooling and heating efficiency, etc., The indoor unit is provided with the cooling expansion valve 150 and the outdoor unit is provided with the compressor 110, the heating expansion valve 140, and the four-way valve 160.

First, the compressor 110 is a mechanical element for compressing the refrigerant at a high temperature and a high pressure, and is driven by a motor that is rotated by receiving power, or an engine that generates rotational force by using fuel.

The indoor heat exchanger 120 is configured to perform heat exchange between the indoor air and the refrigerant. When the indoor air is exchanged, the indoor heat exchanger 120 functions as a condenser as shown in FIG. 2 to supply hot air to the room. So that the cold air is supplied to the room.

On the contrary, the outdoor heat exchanger 130 functions to perform heat exchange between the outside air and the refrigerant, and functions in a manner opposite to the above-described indoor heat exchanger 120 to serve as an evaporator as shown in FIG. 2 during heating, And serves as a condenser as shown in FIG.

3, the indoor heat exchanger 120 serves as a condenser and the outdoor heat exchanger 130 serves as an evaporator. On the contrary, when the indoor heat exchanger 120 is cooled, The outdoor heat exchanger 130 functions as an evaporator and the outdoor heat exchanger 130 functions as a condenser.

1, a heating expansion valve 140 for expanding a refrigerant adiabatically while passing through a refrigerant supplied from the indoor heat exchanger 120 to the outdoor heat exchanger 130 during heating, And a cooling expansion valve 150 for expanding the refrigerant adiabatically while allowing the refrigerant supplied from the outdoor heat exchanger 130 to the indoor heat exchanger 120 to pass therethrough.

A plurality of check valves are provided in the conduit near the expansion valve.

For example, on the pipe for supplying the refrigerant from the indoor heat exchanger (120) to the outdoor heat exchanger (130), a first check valve (141) for heating through which the refrigerant passes in the forward direction through the heating expansion valve (140) A second check valve 142 for heating is provided.

In addition, a first check valve 151 for cooling the refrigerant passes through the cooling expansion valve 150 in the forward direction is provided on the pipe for supplying the refrigerant from the outdoor heat exchanger 130 to the indoor heat exchanger 120, And a second check valve 152 for cooling are provided.

2, the refrigerant passes through only the heating expansion valve 140 by the first check valve 151 for cooling and the second check valve 152 for cooling while the refrigerant passes through the expansion valve 150 for cooling ). ≪ / RTI >

3, the refrigerant passes through only the expansion valve 150 for cooling by the first check valve 141 for heating and the second check valve 142 for heating, while the refrigerant passes through the heating expansion valve 140 It is possible to prevent it from passing.

This check valve is a well-known configuration that allows only the forward flow of the fluid and blocks the reverse flow thereof.

The four-way valve 160 is a two-way four-port electromagnetic switching valve. The four-way valve 160 functions to supply a low-pressure refrigerant to the compressor 110 and a high-pressure refrigerant from the compressor 110 to the indoor heat exchanger 120 or To the outdoor heat exchanger (130).

2, the high-pressure refrigerant from the compressor 110 is sent to the indoor heat exchanger 120 while the high-pressure refrigerant from the compressor 110 is discharged to the outdoor heat exchanger 120 130).

According to this configuration, the heat pump 100 performs the heating of FIG. 2 or the cooling of FIG. 3 in accordance with the electronic control of the four-way valve 160.

Next, the humidifier 200 is an electrically heated humidifier which is supplied with water at about 20 ° C, which is a normal temperature, and generates water by heating the water with a heater or an electrode.

Particularly, in the present invention, the refrigerant supplied from the indoor heat exchanger 120 to the heating expansion valve 140 during heating or the refrigerant supplied from the outdoor heat exchanger 130 to the cooling expansion valve 150 during cooling And a hybrid heat exchanger 300 for exchanging heat between the refrigerant and the water supplied to the humidifier 200.

Accordingly, heat is exchanged between the high-temperature refrigerant and the water supply at about 20 ° C in the hybrid heat exchange unit 300.

As a result, the high-temperature refrigerant passing through the indoor heat exchanger 120 at the time of heating or passing through the outdoor heat exchanger 130 at the time of cooling is supplied to the hybrid heat- By raising the temperature to 40 ° C, the power consumption of the humidifier 200, which heats the feed water to 100 ° C, can be greatly reduced.

In addition, the humidification delay time is shortened and the humidification amount is increased.

Further, the refrigerant gas having less condensation before passing through the hybrid heat exchanger 300 passes through the hybrid heat exchanger 300, and the temperature thereof is lowered to be converted into a liquid phase.

Then, only the 100% liquid refrigerant is sent to the heating expansion valve 140 or the cooling expansion valve 150, thereby achieving high cooling and heating efficiency.

The hybrid heat exchanger 300 that performs this operation is a well-known heat exchanger, and its configuration is not particularly limited. However, a detailed configuration of the hybrid heat exchanger 300 will be described below by exemplifying the first to fourth embodiments.

Fig. 4 is a plan view of the hybrid heat exchanger according to the first embodiment of the hybrid heat exchanger in which the refrigerant of the heat pump of the present invention is heat-exchanged with the water for humidification, Fig. 4 (a) b) is a front view thereof.

4, the hybrid heat exchanger 300 according to the present invention includes a pipe-shaped inner pipe 310 and a well-known double pipe type heat exchanger 320 comprising a pipe-shaped outer pipe 320 for receiving the inner pipe 310 Lt; / RTI >

The double pipe heat exchanger has four ports P1, P2, P3, and P4, which are the inlet and the outlet of the inner pipe 310 and the inlet and the outlet of the outer pipe 320, respectively.

For example, each of the ports may be connected to the port P1 by a refrigerant IN and a refrigerant OUT at the time of cooling, a refrigerant OUT at the time of heating to the port P2, a refrigerant IN at the time of cooling, a water IN to P3, , But it is not limited thereto.

According to this configuration, heat exchange is smoothly performed between the coolant of the heat pump 100 and the water supplied to the humidifier 200.

FIG. 5 is a front view of the hybrid heat exchanger according to the second embodiment of the hybrid heat exchanger in which the refrigerant of the heat pump of the present invention is heat-exchanged with the humidifying water; FIG. 5 (a) b) is its left side view.

5, the hybrid heat exchanger 300 includes an inner tube 315 having a helical coil part 316 formed between an inlet and an outlet, a pipe-shaped inner tube 316 having a helical coil part 316 accommodating the helical coil part 316, And an outer pipe 325. The heat exchanger may be a coil type double pipe heat exchanger.

In the coil type double pipe heat exchanger, the helical coil portion 316 is formed in the inner pipe 315, thereby increasing the heat exchange area and increasing the heat exchange efficiency.

The coil type double-pipe heat exchanger has four ports P1, P2, P3, and P4, which are the inlet and the outlet of the inner pipe 315 and the inlet and the outlet of the outer pipe 325, respectively.

For example, each of the ports may be connected to the port P1 by a refrigerant IN and a refrigerant OUT at the time of cooling, a refrigerant OUT at the time of heating to the port P2, a refrigerant IN at the time of cooling, a water IN to P3, , But it is not limited thereto.

According to this configuration, heat exchange can be smoothly performed between the refrigerant of the heat pump 100 and the water supplied to the humidifier 200.

FIG. 6 is a front view of a hybrid heat exchanger according to a third embodiment of the present invention. FIG. 6 (a) is a front view of the hybrid heat exchanger and FIG. 6 b) is a right side view thereof, and Fig. 6 (c) is a plan view thereof.

6, the hybrid heat exchanger 300 includes a plurality of plate-shaped fins 330 and a pipe-shaped flow-through pipe 340 through which the plurality of fins 330 are piped It is also possible to be a well-known plate heat exchanger.

In the plate heat exchanger, four ports P1, P2, P3, and P4 are formed at the inlet and the outlet of the two distribution tubes 340 separated from each other.

For example, each of the ports may be connected to the port P1 by a refrigerant IN and a refrigerant OUT at the time of cooling, a refrigerant OUT at the time of heating to the port P2, a refrigerant IN at the time of cooling, a water IN to P3, It is possible to connect them to each other by way of example.

According to this configuration, the heat exchange between the refrigerant of the heat pump 100 and the water supplied to the humidifier 200 is more smoothly performed.

FIG. 7 is a plan view of a hybrid heat exchanger according to a fourth embodiment of the hybrid heat exchanger in which the refrigerant of the heat pump of the present invention is heat-exchanged with the humidifying water; FIG. 7A is a plan view thereof, 7 (c) is a left side view thereof, and Fig. 7 (d) is a right side view thereof.

In the present invention, as shown in FIG. 7, the hybrid heat exchanger 300 includes a water storage tank 350 for temporarily storing water supply; A refrigerant pipe (360) for circulating the refrigerant through the inside of the water storage tank (350); A filter 371 for filtering foreign matter from the water supply and a solenoid valve 372 for controlling the supply of the water to supply water to the water storage tank 370; And a water outlet 380 for supplying water to the humidifier 200, the water being heat-exchanged with the refrigerant in the water tank 350.

First, the water storage tank 350 is for temporarily storing water to be supplied to the humidifier 200, and is formed of a closed container.

In this case, the refrigerant pipe 360, which is a passage through which the refrigerant passes, is disposed in the water storage tank 350. The refrigerant pipe 360 is provided in the water storage tank 350 in a zigzag form so as to have more heat- .

An upper part of the water storage tank 350 is provided with a water intake part 370 through which water before the heat exchange is introduced. The water intake part 370 is provided with a filter 371 for filtering foreign substances from the water supply, It is preferable that a solenoid valve 372 is provided.

The solenoid valve 372 is a well-known valve mechanism, such as a solenoid valve, whose opening and closing is controlled in accordance with an electrical signal.

That is, when the solenoid valve 372 is opened, the water supply is supplied to the water storage tank 350, and the supply water is prevented from being supplied to the water storage tank 350 when the electromagnetic valve 372 is closed.

A water outlet 380 is formed at one side of the water storage tank 350 to supply water to the humidifier 200 that is heat-exchanged with the refrigerant. In order to prevent air from entering the water storage tank 350, (380) may be located at an intermediate height relative to the total height of the water reservoir (350).

Here, the water storage tank 350 further includes a water pressure meter 351 for detecting and expressing the internal pressure; It is also possible that an air purge 352 for releasing the air inside the air is additionally constructed.

The pressure gauge 351 is used to detect a pressure inside the water tank 350 by detecting the pressure inside the water tank 350 and exposing it to the outside, It is also possible to output the pressure of the gas to an electric signal.

This makes it possible to automatically open and close the solenoid valve 372 according to the pressure inside the water reservoir 350 detected by the pressure sensor 351.

The air purge 352 serves to discharge the air collected in the upper side of the water storage tank 350 into the air when the air is introduced into the water storage tank 350, Of course, it is possible to prevent the heat exchange efficiency from being lowered by the air filled in the water storage tank 350 in advance.

Accordingly, a total of four ports P1, P2, P3, and P4 are formed in the inlet and outlet of the refrigerant line 360, and in the water inlet portion 370 and the water outlet portion 380, respectively.

For example, each of the ports may be connected to the port P1 by a refrigerant IN and a refrigerant OUT at the time of cooling, a refrigerant OUT at the time of heating to the port P2, a refrigerant IN at the time of cooling, a water IN to P3, It is possible to connect them to each other by way of example.

According to this configuration, heat exchange is smoothly performed between the coolant of the heat pump 100 and the water supply to the humidifier 200, and the supply of water can be automatically controlled according to the pressure inside the water storage tank 350.

Therefore, the hybrid cooling / heating apparatus in which the refrigerant of the heat pump of the present invention and the humidifying water are heat-exchanged performs efficient heat exchange between the high temperature refrigerant of the heat pump 100 and the low temperature water to be supplied to the humidifier 200, .

First, the high temperature refrigerant passing through the indoor heat exchanger 120 at the time of heating or passing through the outdoor heat exchanger 130 at the time of cooling is supplied to the hybrid heat exchanger 300 at about room temperature By raising the temperature to ~ 40 ° C, the power consumption of the humidifier 200 for heating the feed water to 100 ° C thereafter is greatly reduced, while the humidification delay time is shortened and the humidification amount is increased.

Secondly, since the refrigerant gas having less condensation before passing through the hybrid heat exchanging unit 300 passes through the hybrid heat exchanging unit 300 and the temperature of the refrigerant gas is lowered and converted into a liquid phase, the heating expansion valve 140 or the cooling expansion valve Only 100% liquid refrigerant is sent to the heat exchanger 150, thereby achieving high cooling and heating efficiency.

The above embodiment is an example for explaining the technical idea of the present invention specifically, and the scope of the present invention is not limited to the above-mentioned drawings or embodiments.

100: Heat pump 110: Compressor
120: indoor heat exchanger 130: outdoor heat exchanger
140: Heating expansion valve 141: First check valve for heating
142: second check valve for heating 150: expansion valve for cooling
151: first check valve for cooling 152: second check valve for cooling
160: Four-way valve 200: Humidifier
300: Hybrid heat exchanger 310, 315: Inner pipe
316: Spiral coil part 320, 325: Appearance
330: plate-shaped pin 340: distribution pipe
350: Water tank 351: Water pressure meter
352: Air purge 360: Refrigerant line
370: Receiving part 371: Filter
372: Solenoid valve 380:

Claims (6)

An outdoor heat exchanger provided outside the room and performing heat exchange between the outdoor air and the refrigerant; and an outdoor heat exchanger provided between the outdoor heat exchanger and the indoor heat exchanger, A cooling expansion valve for adiabatically expanding the refrigerant supplied from the outdoor heat exchanger to the indoor heat exchanger, and a cooling expansion valve for cooling the refrigerant of the compressor to the indoor heat exchanger or the outdoor heat exchanger A heat pump including a four-way valve;
An electric heating humidifier which generates steam by heating the water supply to humidify the supply air;
And a hybrid heat exchanger for exchanging heat between the refrigerant supplied from the indoor heat exchanger to the heating expansion valve at the time of heating or the refrigerant supplied from the outdoor heat exchanger to the cooling expansion valve at the time of cooling and the water at room temperature supplied to the humidifier Wherein the refrigerant of the heat pump is heat-exchanged with the water for humidification.
The hybrid heat exchanger according to claim 1, wherein the hybrid heat exchanger is a well-known dual pipe heat exchanger having a pipe-shaped inner pipe and a pipe-shaped outer pipe for receiving the inner pipe. Air-conditioning system.
The hybrid heat exchanger according to claim 1, wherein the hybrid heat exchanger is a well-known coil type double-pipe heat exchanger having an inner tube having a helical coil portion formed between an inlet and an outlet, and a pipe-shaped outer tube accommodating the helical coil portion. And the humidifying water is heat-exchanged.
The hybrid heat exchanger according to claim 1, wherein the hybrid heat exchanger is a well-known plate heat exchanger comprising a plurality of plate-like fins and a pipe-shaped flow pipe penetrating the plurality of fins, wherein the refrigerant of the heat pump and the water for humidification are heat- Gt;
The hybrid heat exchanger according to claim 1,
A water tank for temporarily storing the water supply;
A refrigerant conduit for circulating the refrigerant through the inside of the water reservoir;
A filter for filtering foreign matter from the water supply and an electromagnetic valve for controlling supply of the water supply to supply water to the water storage tank;
And a water outlet for supplying water to the humidifier, wherein the water is heat-exchanged with the refrigerant in the water storage tank.
The water treatment system according to claim 5,
A water pressure meter for detecting and expressing the internal pressure;
Wherein air purging for discharging the air inside the room is additionally provided.

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