JPH0623616B2 - Dehumidifier - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a dehumidifying device that cools and dehumidifies humid air in a room and reheats the air to supply dry air into the humidity.

[Conventional technology]

FIG. 6 shows, for example, the interior of a vinyl house as a room. In the figure, (1) is a vinyl house, (2) is a first fan installed above the entire surface of the vinyl house (1), and (3) is a vinyl house. (1) It is the second fan installed above the rear surface part.

Although various crops are cultivated in the vinyl house (1), if the humidity condition inside the vinyl house (1) becomes high, the growth of the crop is hindered or the crop is damaged. In order to prevent this, the first fan (2) and the vinyl house (1) installed above the entire surface of the vinyl house (1).
The second fan (3) installed above the rear surface of the rear panel is operated at any time to ventilate the inside of the vinyl house (1) to alleviate the high humidity environment.

[Problems to be Solved by the Invention] However, in the conventional device described above, the first fan
(2), the second fan (3) is installed above the vinyl house (1), so sufficient ventilation is provided above the vinyl house (1) to reduce the humidity to some extent. . However, in the lower part of the greenhouse (1), there is almost no ventilation, especially around the crops, and the humidity can hardly be reduced. Therefore, the environment around the crop becomes a high humidity environment, and there are problems that the growth of the crop is hindered and the crop is damaged. Also, the temperature inside the greenhouse (1) is lowered by the ventilation by the first fan (2) and the second fan (3), or the outside air is introduced by the second fan (3) and exhausted by the first fan (2). In this case, there is a problem that the temperature inside the vinyl house (1) further decreases.

The present invention has been made to solve the above problems, and an object of the present invention is to obtain a dehumidifying device capable of creating an optimum humidity environment in a room.

[Means for solving problems]

The dehumidifying device according to the present invention divides the inside of the housing into the first flow path and the second flow path and diverts the moist air in the room introduced from one side, and one side is inside the second flow path and the other side is outside the case. The moist air in the room and the first low temperature
A first heat exchanging means for exchanging heat with the fluid is provided, one side of which is located on the downstream side of the first heat exchanging means, the other side of which is arranged outside the housing, and which serves as the first heat exchanging means. Second heat exchange means for exchanging heat between the high-temperature second fluid and the low-temperature air that has been heat-exchanged and dehumidified, and is disposed on the other side of the housing to be the first heat-exchange means and the second heat-exchange means. A mixing means for mixing the air flowing through the heat exchange means with the air flowing through the first flow path of the housing is provided.

[Action]

In the dehumidifying device according to the present invention, the moist air in the room introduced from one side of the housing is divided into the first flow path and the second flow path,
The moist air in the chamber flowing through the second flow path is heat-exchanged with the low-temperature first fluid by the first heat exchange means to be dehumidified into low-temperature air, and the low-temperature air is changed to the high-temperature second fluid. The air that has been heat-exchanged by the second heat exchange means and has flowed through the first heat exchange means and the second heat exchange means and the moist air in the room that has flowed through the first flow path of the housing are mixing means. Are mixed in.

Example of Invention

An embodiment of the present invention will be described below with reference to FIGS. 1 and 2. In each of these figures, (4) is, for example, moist air in the vinyl house (1) is introduced from one side, and the air is divided into the first flow path (5) and the second flow path (6) inside. A housing having a partition member (7), (8) is a first heat exchange means, and the figure shows an example in which one side (9a) is arranged in the second flow path (6) of the housing (4). , The other side (9b) outside the housing (4)
On the other side (9b) of each of these heat pipes (9) and a plurality of heat pipes (9) arranged with
The first supply / discharge device (13) supplies the fluid (10) through the supply pipe (11) and discharges it through the discharge pipe (12). (14) is a second heat exchange means arranged downstream of the first heat exchange means (8), and as an example, the figure shows one side in the second flow path (6) of the housing (4). A plurality of heat pipes (15) in which (15a) is arranged and the other side (15b) is arranged outside the housing (4), and a second high temperature fluid is provided on the other side (15b) of each of these heat pipes (15). Feeding (16) (17)
And a second supply / discharge device (19) for supplying the exhaust gas through the exhaust pipe (18). In addition, the supply pipe (1
7) shows the case where it is connected to the discharge pipe (12) of the first supply / discharge device (13), that is, the first heat exchange means (8) is in a high temperature state after heat exchange. The case where one fluid (10) is used is shown. (20) is the first heat exchange means (8) arranged on the other side of the housing (4), the air flowing through the second heat exchange means (14) and the first flow path of the housing (4). The mixing means (21) for mixing with the air flowing through the inside of (5) is arranged, for example, on the downstream side of the mixing means (20), and the moist air inside the greenhouse (1) is put inside the housing (4). This is a fan device that introduces the air mixed in by the mixing means (20) into the greenhouse (1).

A1 to A6 indicate the position and temperature of each part in the air flow direction,
The moist air in the greenhouse (1) is introduced from the A1 point, and part of it is passed through the A2 point to the first heat exchange means (8).
One side of the second heat exchange means (14) is passed through point A3 and then point A4. The remaining part passes through the A5 point, and the air passing through the A5 point and the air passing through the A4 point are mixed at the A6 point. The low temperature first fluid (10) is passed through the W1 point to the first heat exchange means.
Pass the other side of (8) and reach W2. The first fluid (10) passing through the point W2 is used as, for example, the second fluid (16), passes through the other side of the second heat exchange means (14), and reaches the point W3.

Next, the heat exchange operation will be described with reference to FIG. The moist air at the point A2 flowing through the second flow path (6) of the housing (4) is on one side of the first heat exchange means (8), that is, the heat pipe.
(9) The heat is removed by passing through one side (9a) of the heat pipe (9), and the heat is transferred to the other side (9b) of the heat pipe (9). The fluid (10) is heat-exchanged and cooled. Therefore, the air passing through one side (9a) of the heat pipe (9) is dehumidified as the temperature of the point A3 is lowered. On the other hand, the first fluid (10) rises from the W1 point temperature to the W2 point temperature due to heat exchange with the moist air. Next, the air at the point A3, which has passed through the one side (9a) of the heat pipe (9) and has been dehumidified to have a low temperature, is the second heat exchange means (14).
It is heated by passing through one side, that is, one side (15a) of the heat pipe (15). That is, the second supply / discharge device (19)
The second hot fluid (16) supplied by the heat pipe (1)
By passing through the other side (15b) of (5), heat is taken away and transferred to one side (15a) of the heat pipe (15), and dehumidified through one side (15a) of the heat pipe (15). The air at A3 point, which has become low temperature, is heated, and the temperature of the air rises to A4 temperature, and dehumidified and heated A4 point air is obtained. On the other hand, the second fluid (16) is dehumidified and heat-exchanges with the cold air to lower the temperature from the point W2 to the point W3. Next, the dehumidified and heated air at point A4 passing through one side (15a) of the heat pipe (15) flows through the first flow path (5) of the casing (4) by the mixing means (20). It mixes with the flowing A5 point of moist air and becomes A6 point of higher temperature. The air at the point A6 having a higher temperature is discharged into the greenhouse (1) by the fan device (21). The air temperature at point A6 is almost the same as the air temperature before dehumidification.
(1) Dehumidification can be performed with almost no decrease in internal temperature.

Further, as shown in FIG. 4, the air at the point A6 mixed by the mixing means (20) is led out into the vinyl house (1) by the variable speed fan device (22), and the vinyl house (1)
By controlling the rotation speed of the variable fan speed (22) by the control means (23) according to the temperature condition inside, dehumidification can be performed in accordance with the humidity change inside the greenhouse (1).

Further, as shown in FIG. 5, the supply pipe (17) of the second supply / discharge device (19).
By using the hot water by utilizing the solar heat through the switching means (24) by the hot water supply means (25) as necessary, heat exchange using natural energy can be performed.

In the above embodiment, the case where the heat pipes (9) and (15) are used for the first heat exchange means (8) and the second heat exchange means (14) has been described, but the invention is not limited to this. is not.

Further, in the above embodiment, the case where the first fluid (10) and the second fluid (16) are water has been described, but the invention is not limited to water, and for example, the other side of the first heat exchange means (8). To the other side of the second heat exchanging means (14) by supplying cold air to the first heat exchanging means (8) and passing the other side of the first heat exchanging means (8) to exchange heat with the moist air to reach a high temperature state. To the second heat exchange means
The air that has passed through the other side of (14) and has been dehumidified and has a low temperature may be exchanged with heat to discharge the air that has become a low temperature state. In this case, the first heat exchange means (8) and It is also conceivable to arrange a heating body such as a heater between the second heat exchange means (14). It is also possible to use both water and air together.

By the way, in the above description, the case where the present invention is applied to the inside of the greenhouse as the room has been described, but it goes without saying that the present invention can be applied to the room having a humid environment such as a food factory or a cafeteria.

〔The invention's effect〕

As described above, the present invention provides the first flow path and the second flow path inside the housing.
Wet air in the room and a low temperature, which divides the moist air in the room, which is divided into the flow path and is introduced from one side, the one side being arranged in the second flow path and the other side being arranged outside the housing, and flowing in the second flow path First heat exchanging means for exchanging heat with the first fluid is provided, one side of which is located on the downstream side of the first heat exchanging means, the other side of which is arranged outside the housing A second heat exchanging means for exchanging heat between the high-temperature second fluid and the low-temperature air that has been dehumidified by the exchanging means is provided, and the first heat exchanging means is arranged on the other side of the housing. A dehumidifying device is provided which is provided with mixing means for mixing the air flowing through the second heat exchanging means and the air flowing through the first flow path of the housing, and which can provide an optimum humidity environment in the room. it can.

[Brief description of drawings]

1 and 2 are a sectional view and a system diagram showing a dehumidifying device according to an embodiment of the present invention, FIG. 3 is a characteristic diagram for explaining a heat exchange operation according to the present invention, and FIG. 4 is another diagram. FIG. 5 is a sectional view showing a dehumidifier according to an embodiment of the invention, FIG. 5 is a sectional view showing a dehumidifier according to another embodiment of the invention, and FIG. 6 is a perspective view showing a conventional dehumidifier. In the figure, (4) is the casing, (5) is the first flow path, and (6) is the second
Flow path, (7) partition member, (8) first heat exchange means, (10)
Is a first fluid, (14) is a second heat exchange means, (16) is a second fluid, (20) is a mixing means, (22) is a variable speed fan device, (23) is a control means, (24) Is a switching means, and (25) is a hot water supply means. The same reference numerals in the drawings indicate the same or corresponding parts.

Claims (6)

[Claims] 1. The moist air in the room is introduced from one side,
A casing having a partition member that divides the air into the first flow passage and the second flow passage inside, one side is arranged inside the second flow passage of the casing, and the other side is arranged outside the casing. A first heat exchange means for exchanging heat between the moist air flowing in the second flow path of the housing and the low temperature first fluid; and the housing located downstream of the first heat exchange means. One side is disposed inside the second flow path of the second side, the other side is disposed outside the housing, and heats the air that has been dehumidified by the heat exchange by the first heat exchanging means and that has a low temperature and the second fluid that has a high temperature. The second heat exchanging means for exchanging, the air disposed on the other side of the casing and flowing through the first heat exchanging means, the second heat exchanging means, and the first casing of the casing.
A dehumidifying device comprising: a mixing unit that mixes with air that has flowed through the flow path. 2. A first heat exchange means is a heat pipe and a first low temperature fluid is passed through the other side of the heat pipe.
The dehumidifying device according to claim 1, wherein the dehumidifying device comprises a supply / discharge device. 3. The second heat exchange means comprises a heat pipe and a second heat fluid flowing through the other side of the heat pipe.
The dehumidifying device according to claim 1 or 2, wherein the dehumidifying device comprises a supply / discharge device. 4. A first fluid that has been in a high temperature state by exchanging heat with the moist air flowing in the second flow path of the casing is used as the high temperature second fluid of the second heat exchange means. The dehumidifying device according to any one of claims 1 to 3, which is characterized. 5. The moist air in the room is introduced from one side,
A casing having a partition member that divides the air into the first flow passage and the second flow passage inside, one side is arranged inside the second flow passage of the casing, and the other side is arranged outside the casing. A first heat exchange means for exchanging heat between the moist air flowing in the second flow path of the housing and the low temperature first fluid; and the housing located downstream of the first heat exchange means. One side is disposed inside the second flow path of the second side, the other side is disposed outside the housing, and heats the air that has been dehumidified by the heat exchange by the first heat exchanging means and that has a low temperature and the second fluid that has a high temperature. The second heat exchanging means for exchanging, the air disposed on the other side of the casing and flowing through the first heat exchanging means, the second heat exchanging means, and the first casing of the casing.
Mixing means for mixing the air flowing in the flow path, a variable speed fan device for leading out the air mixed by the mixing means into the chamber, and control means for controlling the rotation speed of the variable speed fan device. A dehumidifying device characterized by being provided. 6. The moist air in the room is introduced from one side,
A casing having a partition member that divides the air into the first flow passage and the second flow passage inside, one side is arranged inside the second flow passage of the casing, and the other side is arranged outside the casing. A first heat exchange means for exchanging heat between the moist air flowing in the second flow path of the housing and the low temperature first fluid; and the housing located downstream of the first heat exchange means. One side is disposed inside the second flow path of the second side, the other side is disposed outside the housing, and heats the air that has been dehumidified by the heat exchange by the first heat exchanging means and that has a low temperature and the second fluid that has a high temperature. Second heat exchange means for exchanging, hot water supply means connected to the second fluid system of the second heat exchange means via a switching means, and supplying hot water obtained by utilizing solar heat, and the other of the casings. And the air flowing through the first heat exchanging means and the second heat exchanging means, and the first flow path of the casing. Dehumidifier characterized by comprising a mixing means for mixing the air flowing through the.