KR102446886B1 - Ventilation system equipped with detour gap for filter heating elements and control method thereof - Google Patents

Abstract

The present invention provides a ventilation device including a detour gap for a filter heating element, capable of reducing the generation of static pressure and power consumed during operation, and a control method thereof. The ventilation device includes: a cabinet including an outdoor air suction hole, a vent, an exhaust port, and an air inlet, and installed in a flow path connecting an interior and an exterior of a structure; a detour duct connecting the outdoor air suction hole and the vent; a division panel dividing the inside of the cabinet into a first space connected to the outdoor air suction hole, a second space connected to the vent, a third space connected to the exhaust port, a fourth space connected to the air inlet, and a fifth space including the detour duct; a total heat exchange element providing heat exchange for air passing through the cabinet; a filter installed in the first space in the cabinet; and the detour gap installed between the total heat exchange element and the filter and connected to a space installed in the detour duct. The ventilation device enables the air passing through the filter to detour to the fifth space so that the air does not pass through the total heat exchange element. The ventilation device also can supply the air supplied from the fifth space to the detour gap so that the air passes through the total heat exchange element without passing through the filter. Moreover, the ventilation device can supply the air supplied from the fifth space to the detour gap so that the air passes through the filter without passing through the total heat exchange element.

Description

Ventilation system equipped with detour gap for filter heating elements and control method thereof {Ventilation system equipped with detour gap for filter heating elements and control method thereof}

The present invention relates to a ventilation device having a bypass gap for a filter heat transfer element and a control method therefor, and more particularly, to a bypass gap between the filter and the heat transfer element so that air passing through the filter can bypass the heat transfer element In addition, air that has not passed through the filter can pass through the heating element, and the air that has passed through the heating element can provide a new flow path to bypass the filter. It relates to a ventilation device having a bypass interval for a filter heating element capable of reducing the resistance of blowing air, thereby reducing the generation of static pressure and reducing power consumption during operation, and a control method thereof.

The indoor air we live in is polluted by various factors, and for a comfortable life, ventilation is essential to expel the polluted indoor air to the outdoors and to introduce the outdoor air into the room.

In particular, in a place where many people stay in a narrow space such as an office or a vehicle, it is necessary to ventilate the room from time to time. Various types of ventilation devices for

These ventilation devices have been developed as follows to implement various functions.

Patent Publication No. 10-2017-0006823 discloses a ventilation device having a bypass function, and the ventilation device according to the prior art includes an inflow path guiding outdoor air to be introduced into the room, and indoor air A casing provided with an exhaust passage guiding the exhaust to the outdoors, a total heat exchanger that is mounted inside the casing so that the inflow passage and the exhaust passage are connected to each other, and exchanges heat between the outdoor air flowing into the inflow passage and the indoor air exhausted through the exhaust passage; , an exhaust bypass passage provided on the outside of the casing and guiding indoor air discharged through the exhaust passage to pass through the exhaust passage without passing through the total heat exchanger; and a bypass member including an inflow bypass passage guiding the passage through the inflow passage, a first damper opening and closing the discharge bypass passage, and a second damper opening and closing the inflow bypass passage.

Therefore, it minimizes indoor heat loss in winter or summer when the temperature difference between indoor and outdoor is large, and reduces air flow resistance in spring or autumn.

In addition, Korean Patent Publication No. 10-1455212 describes a dew condensation prevention type ventilation system, and in the ventilation device according to the prior art, a ventilation unit is installed in a separate installation space formed between an indoor and an outdoor space, In a ventilation system in which incoming air and air discharged from the room to the outdoors exchange heat with each other in the ventilation unit, it is installed in the air transport path dividing the room and the installation space so that the indoor air is transferred to the air transport path of the installation space. and a first anti-condensation damper for preventing condensation from occurring in the installation space due to a temperature difference between the indoor air and the air in the installation space by blocking the transfer to the .

As such, ventilation devices have been developed in various directions, and the above-described technologies lack the management function according to the replacement and cleaning of the filter proposed by the present applicant.

On the other hand, Registered Patent Publication No. 10-0962072 discloses a filter replacement time notification device and method for a ventilation system, and the ventilation device according to the prior art includes an air supply duct for supplying outdoor air to a residential space by an air supply fan, A filter provided inside the supply air duct to filter out pollutants in the outdoor air, an exhaust duct that exhausts indoor air in a residential space to the outdoors by an exhaust fan, and outdoor air and indoor air supplied/exhausted by an air supply and exhaust fan. In a ventilation system including a heat exchanger for exchanging air, an input unit for setting a fixed rotation speed of a driving motor that rotates an air supply fan, and a power supply unit for supplying an operating voltage (or operating current) corresponding to the fixed rotation speed of the driving motor And, a rotation speed measurement unit that measures the number of rotations of the drive motor that is variable (increased) by the differential pressure caused by contamination of the filter and determines whether it is similar to the fixed rotation speed, and the number of rotations measured by the rotation speed measurement unit a feedback unit that feeds back the operating voltage (or operating current) of the power supply in a down state so that the driving motor has a measured rotation speed corresponding to the fixed rotation speed when the fixed rotation speed is not similar; A filter that measures the pollution degree of the filter by detecting the operating voltage (or operating current) of the driving motor fed back to the state and determining whether it corresponds to the reference voltage (or reference current) corresponding to the filter replacement time preset by the input unit There is provided a filter replacement timing notification device of the ventilation system including an exchange determination unit.

The background technology of the present invention is disclosed in Republic of Korea Patent Publication No. 10-2100075 (April 13, 2020 announcement, title of invention: ventilation system capable of filter management and airflow reduction prevention).

Since the ventilation device according to the prior art is provided as an integral type in which the total heat exchanger and the filter are installed in close contact, when the filtering operation, condensation prevention operation or filter exhaustion operation is in progress, air must pass through both the filter and the electric heat exchanger, so that the static pressure is increased. There is a problem in that power consumption increases.

Therefore, there is a need to improve it.

In the present invention, a bypass gap is provided between the filter and the heating element so that air passing through the filter can bypass the heating element, air not passing through the filter can pass through the heating element, and air passing through the heating element can As a new flow path to bypass the filter can be provided, it is possible to reduce the resistance of the blowing air during filtering operation, condensation prevention operation or filter exhaustion operation, thereby reducing static pressure generation and power consumption during operation. An object of the present invention is to provide a ventilation device having a bypass interval for a filter heating element and a control method therefor.

The present invention provides a cabinet having an outdoor vent, a ventilation vent, an exhaust vent, and an air supply vent, the cabinet being installed in a flow path connecting the indoor and outdoor areas of a building; a bypass duct connecting the outdoor device and the ventilation hole; A fifth space provided with a first space connected to the outside of the cabinet, a second space connected to the ventilation port, a third space connected to the exhaust port, a fourth space connected to the air supply port, and the bypass duct. a partition panel partitioning into a space; a heat transfer element providing heat exchange to the air passing through the cabinet; a filter installed in the first space inside the cabinet; and a bypass interval provided between the heat transfer element and the filter and connected to a space provided in the bypass duct, and bypasses the air passing through the filter to the fifth space so as not to pass through the heat transfer element The air supplied at the bypass interval from the fifth space may be supplied to pass through the heat transfer element without passing through the filter, and the air supplied from the fifth space at the bypass interval may be supplied to the heat transfer element It is characterized in that it can be supplied to pass through the filter without passing through.

In addition, the partition panel of the present invention is installed to partition the first space, the second space, and the fifth space up and down, and the partition panel has, in the partition panel, partitioning the first space and the second space. A first blocking panel and a second blocking panel partitioning the first space and the third space are provided, and the case in which the heat transfer element and the filter are installed has a first blocking panel for blocking the third space and the fourth space. It is characterized in that the third blocking panel is provided.

In addition, the present invention, the first space or the second space, and the fourth space is characterized in that it further comprises a bypass guide provided under the partition panel to be connected.

In addition, in the partition panel of the present invention, a first damper for connecting or blocking the first space and the space provided with the bypass duct is installed, and the space provided with the bypass duct and the space provided with the bypass duct are connected or blocked a second damper is installed, a third damper connecting or blocking the third space and the bypass duct is installed, and a fourth damper comprising a three-way damper is installed in the external pipe installed in the external pipe, A fifth damper comprising a three-way damper is installed in the ventilation pipe installed in the ventilation port.

In addition, the present invention provides (a) a space in which a bypass duct is provided and the bypass interval are connected when a filtering operation, a condensation prevention operation, or a filter exhaustion operation is started in a ventilation device having a bypass interval between the filter and the heating element. 2 opening the damper; and (b) driving an exhaust fan installed in the exhaust pipe or an air supply fan installed in the air supply pipe so that air passes in the forward or reverse direction through the bypass interval.

In addition, when the outdoor air filtering operation is started in step (a) of the present invention, the first damper is closed so that the first space to which the outdoor air is connected and the fifth space provided with the bypass duct are blocked, and the air supply fan is turned off. After driving the air supplied through the external device passes through the filter, it passes through the second damper and is supplied to the air supply fan along a bypass guide provided under the heating element.

In addition, when the betting filtering operation is started in the step (a) of the present invention, the first damper is opened so that the first space and the space provided with the bypass duct are connected, and the fourth damper provided in the external pipe is closed, , a fifth damper provided in the ventilation pipe is opened toward the bypass duct, a third damper provided in the bypass duct is opened toward a space provided with the bypass duct, the air supply fan is driven, and the inside of the cabinet along the ventilation pipe After the indoor air supplied to the air is moved along the bypass duct to the space where the bypass duct is provided, it passes through the first damper and moves to the first space, and after passing through the filter, it passes through the second damper. It is characterized in that it is supplied to the air inlet side along the bypass guide and circulated into the room.

In addition, when the anti-condensation operation is started in step (a) of the present invention, the first damper is closed so that the first space and the space provided with the bypass duct are blocked, and the fourth damper provided in the external pipe is closed. and open a fifth damper provided in the ventilation pipe toward the bypass duct, open a third damper provided in the bypass duct toward the fifth space, open a sixth damper, and install on one side of the bypass interval After opening a seventh damper, driving the air supply fan, and moving the indoor air supplied into the cabinet along the air supply pipe to the fifth space along the bypass duct, the third damper passes through the third damper. After moving to the space, it passes through the seventh damper and moves at the bypass interval, and after passing through the heat transfer element, it is supplied to the air supply port and circulated into the room.

In addition, when the filter exhaustion movement is started in step (a) of the present invention, the fourth damper is opened toward the bypass duct, the first damper is closed, the second damper is opened, and the first space and A sixth damper provided in a second blocking panel defining a space to which the exhaust port is connected is opened, the exhaust fan is driven, and air supplied to the space in which the bypass duct is provided along the external pipe and the bypass duct After passing through the second damper and being supplied at the bypass interval, it passes through the filter and moves into the first space, then passes through the sixth damper and is moved toward the exhaust fan and discharged to the outside.

In the ventilation device having a bypass gap for a filter heat transfer element and a control method therefor according to the present invention, since a bypass gap is provided between the heat transfer element and the filter, the air passing through the filter bypasses the heat transfer element and does not pass through the filter It is possible to provide a flow path through which air passes through the heating element, or a flow path for air that does not pass through the heating element to pass through the filter, thereby reducing the resistance of the blowing air during filtering operation, condensation prevention operation or filter exhaustion operation. This has the advantage of reducing the generation of static pressure and reducing power consumption during operation.

In addition, the ventilation device having a bypass gap for a filter heating element according to the present invention and a control method thereof include a case that can be installed to maintain a gap between the heating element and the filter, and between the heating element and the filter on the bottom of the case Since a damper that can control whether or not air enters or exits at the interval of There is an advantage in that a new flow path can be easily provided depending on the mode.

1 is an exploded perspective view showing a ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention.
2 is a cross-sectional view showing a ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention;
3 is a cross-sectional view illustrating a bypass duct and a bypass guide of a ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention.
4 is an operational state diagram illustrating an outdoor air filtering operation of a ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention.
5 is an operational state diagram illustrating a bet filtering operation of a ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention.
6 is an operational state diagram illustrating a dew condensation prevention operation of a ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention.
7 is an operational state diagram illustrating a filter exhaustion movement of a ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention.

Hereinafter, an embodiment of a ventilation device having a bypass interval for a filter heating element and a control method thereof according to the present invention will be described with reference to the accompanying drawings.

In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to intentions or customs of users and operators.

Therefore, definitions of these terms should be made based on the content throughout this specification.

1 is an exploded perspective view showing a ventilation device having a bypass gap for a filter heating element according to an embodiment of the present invention, and FIG. 2 is a ventilation having a bypass spacing for a filter heating element according to an embodiment of the present invention. The device is a cross-sectional view, and FIG. 3 is a cross-sectional view showing a bypass duct and a bypass guide of the ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention.

In addition, FIG. 4 is an operational state diagram showing an outdoor air filtering operation of a ventilation device having a bypass interval for a filter heat element according to an embodiment of the present invention, and FIG. 5 is an operation state diagram for a filter heat element according to an embodiment of the present invention It is an operational state diagram showing the betting filtering operation of the ventilation device having a bypass interval, and FIG. 6 is an operation state diagram showing the anti-condensation operation of the ventilation device having a bypass interval for the filter heating element according to an embodiment of the present invention. , FIG. 7 is an operational state diagram illustrating a filter exhaustion movement of a ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention.

1 to 7 , the ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention includes an outdoor port 12 , a ventilation port 14 , an exhaust port 16 and an air supply port 18 ), and a cabinet 10 installed in a flow path connecting the indoor and outdoor areas of the building, a bypass duct 76 connecting the outdoor device 12 and the ventilation hole 14, and the inside of the cabinet 10 outside A first space (12a) connected to the appliance (12), a second space (14a) connected to the ventilation port (14), a third space (16a) connected to the exhaust port (16), connected to the supply port (18) A partition panel 50 dividing the fourth space 18a and a fifth space 76a provided with a bypass duct 76, and a heat transfer element 32 providing heat exchange to the air passing through the cabinet 10; , a bypass provided between the filter 34 installed in the first space 12a in the cabinet 10 and the heating element 32 and the filter 34 and connected to the space provided in the bypass duct 76 a gap 36 .

Therefore, the air passing through the filter 34 can be bypassed to the fifth space 76a so as not to pass through the heat transfer element 32, and the air supplied from the fifth space 76a to the bypass interval 36 is reduced. It can be supplied to pass through the heat transfer element 32 without passing through the filter 34, and the air supplied from the fifth space 76a to the bypass interval 36 does not pass through the heat transfer element 32 and the filter 34 can be supplied to pass through.

As described above, since the bypass interval 36 for passing the heat transfer element 32 and the filter 34 individually is provided, the filtering operation of filtering outdoor air and supplying it to the room or circulating the indoor air is performed. At this time, since outdoor air or indoor air is supplied through only the filter 34 without passing through the heating element 32, it is possible to reduce the resistance and static pressure generated during air flow, thereby reducing power consumption.

In addition, when the anti-condensation operation to prevent condensation from occurring in the heating element 32 is in progress, the indoor air can be supplied at the bypass interval 36 and passed through the heating element 32 and then circulated into the room, thereby preventing dew condensation. It becomes possible to reduce the resistance and static pressure generated during the process.

In addition, when the filter exhaustion operation for discharging bacteria or foreign substances remaining in the filter 34 to the outside is in progress, the external air that does not pass through the heating element 32 does not pass through the heating element 32 and the bypass interval 36 ) from the filter 34 in the reverse direction and then discharged to the outside, so that the resistance and static pressure generated during the exhaustion operation can be reduced.

The partition panel 50 of this embodiment is installed to partition the first space 12a, the second space 14a, and the fifth space 76a up and down, and the partition panel 50 includes the first space ( 12a) and a first blocking panel 52 partitioning the second space 14a, and a second blocking panel 54 partitioning the first space 12a and the third space 16a are provided, and the heating element A third blocking panel 56 for blocking the third space 16a and the fourth space 18a is provided in the case 30 in which the 32 and the filter 34 are installed.

The first space 12a to the fifth space by the partition panel 50, the first blocking panel 52, the second blocking panel 54, the third blocking panel 56 and the case 30 as described above Since the 76a is partitioned so as not to be directly connected, various ventilation operations can be performed while the outdoor air or indoor air supplied to each space passes through the filter 34 or the heating element 32 .

In addition, this embodiment further includes a bypass guide 70 provided under the partition panel 50 so that the first space 12a or the second space 14a and the fourth space 18a are connected. It is possible to provide air that is bypassed without passing through 34 and the heat transfer element 32, and after passing through the filter 34, air that is bypassed without passing through the heat transfer element 32 can be provided, and the filter ( The air supplied without passing through 34 can be provided to pass through the heating element 32 .

The bypass guide 70 of this embodiment has a gap with the first guide 72 extending from the fifth space 76a toward the fourth space 18a and the first guide 72 to form a third space 16a. and a second guide 74 installed in parallel while maintaining the .

A flow path is formed at an interval between the first guide 72 and the second guide 74 so that the lower portion of the first space 12a and the fourth space 18a can be connected, and when the second damper 59 is opened The bypass interval 36 and the third space 16a can be connected.

In addition, since the first guide 72 is formed to be longer toward the outer device 12 to partition the lower portion of the first space 12a and the lower portion of the second space 14a, compared with the second guide 74, It has the characteristic of being long.

A case 30 is installed at the upper end of the first guide 72 and the second guide 74, and a space for receiving the filter 34 and a space for receiving the heat transfer element 32 are partitioned in the case 30, and a bypass interval 36 is formed between the filter 34 and the heat transfer element 32 .

Therefore, when the life of the filter 34 or the heating element 32 is over and replacement work is required, the operator can select and separate only the filter 34 or the heating element 32 from the case 30, so that individual replacement work This can proceed, and the filter 34 and the heat transfer element 32 including the case 30 can be collectively replaced with a module.

In addition, the partition panel 50 of this embodiment is provided with a first damper 58 that connects or blocks the first space 12a and the space in which the bypass duct 76 is provided, and the bypass duct 76 is provided. A second damper 59 for connecting or blocking the space and the bypass interval 36 is installed, and a third damper 78 for connecting or blocking the third space 16a and the bypass duct 76 is installed. and a fourth damper 82a made of a three-way damper is installed in the outer pipe 82 installed in the outdoor pipe 12, and a fifth damper 82a made of a three-way damper is installed in the ventilation pipe 84 installed in the ventilation port 14. A damper 84a is installed, and a sixth damper 54a for connecting or blocking the first space 12a and the third space 16a is installed on the second blocking panel 54 .

Accordingly, by controlling the opening and closing of the first damper 58 to the sixth damper 54a, it is possible to select and proceed with the ventilation operation, the outdoor air cooling and heating operation, the internal cooling and heating operation, the filtering operation, the condensation prevention operation, or the filter exhaustion movement.

By the technical configuration as described above, outside air is supplied to the outside air outlet 12, the first space 12a, the filter 34, the bypass interval 36, the heat transfer element 32, the fourth space 18a and the air supply port. As external air is supplied into the room through (18), foreign substances are removed by the filter (34), and heat exchange is performed while passing through the heat transfer element (32), thereby heating and cooling the room.

The indoor air is discharged to the outside through the ventilation port 14, the second space 14a, the heat transfer element 32, the third space 16a, and the exhaust port 16, and heat exchange is performed while passing through the heat transfer element 32. will lose

When the bypass operation is performed without passing through the heating element 32 when indoor air is discharged to the outside, the fifth damper 84a is opened toward the bypass duct 76, and the third damper 78 is Indoor air that is opened toward the third space 16a and discharged through the ventilation port 14 is discharged to the outside through the bypass duct 76 , the third space 16a and the exhaust port 16 .

A method of controlling a ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention configured as described above is as follows.

In the method for controlling a ventilation device having a bypass interval for a filter heating element according to an embodiment of the present invention, the filtering operation and condensation in the ventilation device provided with the bypass interval 36 between the filter 34 and the heating element 32 When the prevention operation or the filter exhaustion operation is started, the steps of opening the second damper 59 so that the fifth space 76a and the bypass gap 36 are connected, and allowing air to pass through the bypass gap 36 in the forward or reverse direction and driving an exhaust fan installed in the exhaust pipe 86 or an air supply fan installed in the air supply pipe 88 .

Therefore, when the filtering operation, the condensation prevention operation, or the filter exhaustion operation is opened, the second damper 59 is opened so that the bypass interval 36 and the fifth space 76a are connected, the first damper 58, the third damper ( 78) to the sixth damper 54a are opened and closed, so that various operations can be performed.

When the outdoor air filtering operation is started in the step of opening the second damper of this embodiment, the first damper 58 is closed so that the first space 12a and the fifth space 76a are blocked, and the air supply fan is driven to drive the outdoor air unit. After the air supplied through (12) passes through the filter (34), it passes through the second damper (59) and is supplied to the air supply fan side along the bypass guide (70) provided under the heating element (32) and supplied to the room. do.

Therefore, when the outdoor air filtering operation of filtering the outside air and supplying it to the room is started, the outside air passes through the filter 34 and is bypassed without passing through the heating element 32 and is supplied to the room, so foreign substances contained in the outside air are removed. Afterwards, it can be supplied indoors.

In addition, when the betting filtering operation is started in the step of opening the second damper of this embodiment, the first damper 58 is opened so that the first space 12a and the fifth space 76a are connected, and the external pipe 82 The fourth damper 82a provided in the ) is opened toward the fifth space 76a, and the air supply fan is driven.

Therefore, after the indoor air supplied into the cabinet 10 along the air supply pipe 88 moves to the fifth space 76a along the bypass duct 76, it passes through the first damper 58 to the first space 12a. ), passes through the filter 34, passes through the second damper 59, is supplied to the air supply port 18 along the bypass guide 70, and is circulated into the room.

After removing foreign substances by filtering the indoor air by the operation as described above, it is possible to proceed with the indoor filtering operation of circulating the indoor air again.

In addition, when the anti-condensation operation is started in the step of opening the second damper of this embodiment, the first damper 58 is closed so that the first space 12a and the fifth space 76a are blocked, and the external pipe 82 The fourth damper 82a provided in the ) to the fifth space 76a, the sixth damper 54a is opened, the seventh damper 36a installed on one side of the bypass interval 36 is opened, and the air supply fan is driven.

Therefore, after the indoor air supplied into the cabinet 10 along the air supply pipe 88 moves to the fifth space 76a along the bypass duct 76, it passes through the sixth damper 54a to the third space 16a. ), it passes through the seventh damper 36a, moves to the bypass interval 36, passes through the heating element 32, and then is supplied to the air supply port 18 and circulated into the room.

In addition, when the filter exhaustion movement is started in the step of opening the second damper of this embodiment, the fourth damper 82a is opened toward the bypass duct 76, the first damper 58 is closed, and the second damper 59 ) is opened, the sixth damper 54a provided in the second blocking panel 54 defining the space where the first space 12a and the exhaust port 16 are connected is opened, and the exhaust fan is driven.

Accordingly, after the air supplied to the fifth space 76a along the external pipe 82 and the bypass duct 76 is supplied at the bypass interval 36 through the second damper 59, it passes through the filter 34 to the first After moving to the space 12a, it passes through the sixth damper 54a and moves toward the exhaust fan and is discharged to the outside.

By the operation as described above, foreign substances accumulated in the filter 34 are discharged to the outside through the exhaust port 16, so that it is possible to prevent the foreign substances from accumulating in the filter 34 more than a set value.

As a result, a bypass interval is provided between the filter and the heating element, so that air passing through the filter can bypass the heating element, air not passing through the filter can pass through the heating element, and the air passing through the heating element can be filtered A filter that can provide a new flow path to bypass It is possible to provide a ventilation device having a bypass interval for a heating element and a control method thereof.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and various modifications and equivalent other embodiments are possible by those of ordinary skill in the art to which the present invention pertains. will understand

In addition, although a ventilation device having a bypass interval for a filter heating element and a control method thereof have been described as an example, this is only an example, and the ventilation device having a bypass interval for a filter heating element and a control method thereof are also used for other products. The ventilation device and control method thereof of the present invention can be used.

Therefore, the true technical protection scope of the present invention should be defined by the following claims.

10: cabinet 12: outdoor equipment
14: ventilation port 16: exhaust port
18: air inlet 30: case
32: electric heating element 34: filter
36: bypass interval 50: partition panel
52: first blocking panel 54: second blocking panel
56: third blocking panel 58: first damper
70: bypass guide 72: first guide
74: second guide 76: bypass duct
78: third damper 82: external pipe
84: ventilation pipe 86: exhaust pipe
88: air supply pipe

Claims (9)

a cabinet having an outdoor vent, a ventilation vent, an exhaust vent and an air supply vent, and installed in a flow path connecting the indoor and outdoor parts of the building;
a bypass duct connecting the outdoor device and the ventilation hole;
A fifth space provided with a first space connected to the outside of the cabinet, a second space connected to the ventilation port, a third space connected to the exhaust port, a fourth space connected to the air supply port, and the bypass duct. a partition panel partitioning into a space;
a heat transfer element providing heat exchange to the air passing through the cabinet;
a filter installed in the first space inside the cabinet; and
It is provided between the heating element and the filter and includes a bypass interval connected to a space provided in the bypass duct,
It is possible to bypass the air passing through the filter to the fifth space so as not to pass through the heat transfer element,
Air supplied from the fifth space at the bypass interval may be supplied to pass through the heat transfer element without passing through the filter,
A ventilation device having a bypass interval for a filter heating element capable of supplying air supplied from the fifth space at the bypass interval through the filter without passing through the heating element.
According to claim 1,
The partition panel is installed to vertically partition the first space, the second space, and the fifth space,
The partition panel includes a first blocking panel partitioning the first space and the second space, and a second blocking panel partitioning the first space and the third space,
A ventilation device having a bypass interval for a filter heating element, characterized in that a third blocking panel for blocking the third space and the fourth space is provided in the case in which the heating element and the filter are installed.
According to claim 1,
The ventilation device having a bypass interval for a filter heating element, characterized in that it further comprises a bypass guide provided under the partition panel so that the first space or the second space and the fourth space are connected.
According to claim 1,
A first damper for connecting or blocking the first space and the space in which the bypass duct is provided is installed in the partition panel,
A space in which the bypass duct is provided and a second damper connecting or blocking the bypass interval are installed,
A third damper for connecting or blocking the third space and the bypass duct is installed,
A fourth damper comprising a three-way damper is installed on the external pipe installed in the external device,
A ventilation device having a bypass interval for a filter heating element, characterized in that a fifth damper comprising a three-way damper is installed in the ventilation pipe installed in the ventilation port.
(a) opening the second damper so that the bypass space is connected to the space provided with the bypass duct when the filtering operation, the condensation prevention operation or the filter exhaustion operation is started in the ventilation device having a bypass interval between the filter and the heating element ; and
(b) driving an exhaust fan installed in the exhaust pipe or an air supply fan installed in the air supply pipe so that air passes in the forward or reverse direction through the bypass interval,
The bypass interval is provided between the heating element and the filter and is connected to a space provided in the bypass duct,
It is possible to bypass the air passing through the filter to the space provided with the bypass duct so as not to pass through the heat transfer element,
The air supplied at the bypass interval from the space in which the bypass duct is provided may be supplied to pass through the heat transfer element without passing through the filter,
A method for controlling a ventilation device having a bypass interval for a filter heat transfer element, characterized in that the air supplied at the bypass interval from the space in which the bypass duct is provided can be supplied to pass through the filter without passing through the heat transfer element.
6. The method of claim 5,
When the outdoor air filtering operation is started in step (a), the first damper is closed so that the first space to which the outdoor air is connected and the fifth space provided with the bypass duct are blocked, and the air supply fan is driven to control the outdoor air. After the air supplied through the filter passes through the filter, it passes through the second damper and is supplied to the air supply fan along a bypass guide provided under the heating element. control method.
7. The method of claim 6,
When the betting filtering operation is started in step (a), the first damper is opened so that the first space and the space provided with the bypass duct are connected, the fourth damper provided in the external pipe is closed, and the ventilation pipe is provided a fifth damper is opened toward the bypass duct, a third damper provided in the bypass duct is opened toward a space where the bypass duct is provided, and the air supply fan is driven;
After the indoor air supplied into the cabinet along the ventilation pipe moves to the space provided with the bypass duct along the bypass duct, it passes through the first damper to the first space, and after passing through the filter, the A method of controlling a ventilation system having a bypass interval for a filter heating element, characterized in that it is supplied to the air supply side along the bypass guide through the second damper and circulated to the room.
8. The method of claim 7,
When the anti-condensation operation is started in step (a), the first damper is closed so that the space provided with the first space and the bypass duct is blocked, the fourth damper provided in the external pipe is closed, and the ventilation pipe is placed in the ventilation pipe. The fifth damper provided is opened toward the bypass duct, the third damper provided in the bypass duct is opened toward the fifth space, the sixth damper is opened, and the seventh damper installed on one side of the bypass interval is opened. and driving the air supply fan,
After the indoor air supplied to the inside of the cabinet along the ventilation pipe moves to the fifth space along the bypass duct, it passes through the sixth damper to the third space, and then passes through the seventh damper to the bypass interval. A ventilation system control method having a bypass interval for a filter heating element, characterized in that it is moved, and is supplied to the air supply port side and circulated to the room after passing through the heating element.
9. The method of claim 8,
When the filter exhaustion movement is started in step (a), the fourth damper is opened toward the bypass duct, the first damper is closed, the second damper is opened, and the first space and the exhaust port are connected. The sixth damper provided on the second blocking panel dividing the
After the air supplied to the space in which the bypass duct is provided along the external pipe and the bypass duct is supplied at the bypass interval through the second damper, it passes through the filter and moves to the first space, and then the sixth damper A ventilation system control method having a bypass interval for a filter heating element, characterized in that it passes through and is moved to the exhaust fan side and discharged to the outside.

Images