KR20170001974A - Electric and Electronic Equipment Cooling System - Google Patents

Electric and Electronic Equipment Cooling System Download PDF

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Publication number
KR20170001974A
KR20170001974A KR1020150091779A KR20150091779A KR20170001974A KR 20170001974 A KR20170001974 A KR 20170001974A KR 1020150091779 A KR1020150091779 A KR 1020150091779A KR 20150091779 A KR20150091779 A KR 20150091779A KR 20170001974 A KR20170001974 A KR 20170001974A
Authority
KR
South Korea
Prior art keywords
electronic equipment
cooling chamber
electrical
cooling
air
Prior art date
Application number
KR1020150091779A
Other languages
Korean (ko)
Inventor
안덕찬
Original Assignee
현대중공업 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 현대중공업 주식회사 filed Critical 현대중공업 주식회사
Priority to KR1020150091779A priority Critical patent/KR20170001974A/en
Publication of KR20170001974A publication Critical patent/KR20170001974A/en

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20536—Modifications to facilitate cooling, ventilating, or heating for racks or cabinets of standardised dimensions, e.g. electronic racks for aircraft or telecommunication equipment
    • H05K7/20554—Forced ventilation of a gaseous coolant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
    • F28F9/0265—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits by using guiding means or impingement means inside the header box
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20536—Modifications to facilitate cooling, ventilating, or heating for racks or cabinets of standardised dimensions, e.g. electronic racks for aircraft or telecommunication equipment
    • H05K7/206—Air circulating in closed loop within cabinets wherein heat is removed through air-to-air heat-exchanger

Abstract

The present invention relates to a cooling system for electrical and electronic equipment, capable of rapidly and reliably cooling electric and electronic equipment that generates heat by discharging cool air from a lower portion to an upper portion by providing a cooling chamber in the lower portion of a room where the electrical and electronic equipment are provided. The cooling system for electrical and electronic equipment includes a cooling chamber formed in the lower portion of a room where various kinds of electric and electronic equipment are provided; and a duct connecting an air conditioner unit and the cooling chamber so that cool air generated from the air conditioner unit provided in the room is supplied to the cooling chamber. The cooling air supplied into the cooling chamber passes through the upper surface of the cooling chamber and is discharged through the electrical and electronic equipment, thereby more efficiently cooling the electric and electronic equipment that generates heat.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001]

The present invention relates to a cooling system for electrical and electronic equipment, and more particularly, to a cooling system for an electrical and electronic equipment. More particularly, the present invention relates to a cooling system for electrical and electronic equipment, So that cooling can be performed very quickly and reliably.

In general, there are a lot of equipments installed on the ship. In the room where the various electric and electronic equipments are installed, the switch board room is equipped with MCC (Motor Control Center), MSB (Main Switch Board), Transformer Various electrical and electronic equipments are installed and operated.

However, since such electric and electronic equipments necessarily generate heat during operation, it is necessary to cool them appropriately so as not to generate excessive heat, so that the equipment does not cause an abnormality.

Conventionally, as shown in FIG. 1, an air conditioner unit 10 is installed inside a switchboard room 1 so as to cool electrical and electronic equipment. More specifically, an air conditioner unit (not shown) 10 are connected to the duct 20 to move the cold air.

The duct 20 is fixed to a ceiling portion of the switchboard room 1 by a fixing bracket (not shown) or the like so as to be installed in an electric or electronic equipment such as a heating device, for example, an MCC 30 or a transformer 32 So that the cool air is supplied through the exhaust hole 21 formed above.

However, in the conventional cooling system, the cool air generated through the air conditioner unit 10 is discharged to the lower portion through the discharge hole 21 of the duct 20 provided in the ceiling portion and supplied to the room of the switchboard room 1 Since the cooling air is indirectly exchanged with the electric / electronic equipment because of the structure that is supplied to the outer surface of the electric / electronic equipment, there is a problem that the electric / electronic equipment in which heat is radiated from the inside to the outside can not be effectively cooled.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made to solve the above-mentioned problems occurring in the prior art, and it is an object of the present invention to provide a cooling device for a refrigerator, And to provide a cooling system for electrical and electronic equipment that can be cooled.

According to an aspect of the present invention, there is provided a refrigerator comprising: a cooling chamber formed in a lower portion of a room where various electric and electronic equipments are provided; And a duct connecting the air conditioner unit and the cooling chamber so that cool air generated from the air conditioner unit installed in the room is supplied to the cooling chamber,

The cooling air supplied into the cooling chamber passes through the upper surface of the cooling chamber and is discharged through the electrical and electronic equipment, thereby cooling the electric and electronic equipment that generates heat.

Also, the cooling chamber is formed over the entire area of the lower portion of the room.

In addition, an inlet pipe for discharging cool air is formed on the upper surface of the cooling chamber, an inlet hole for inserting the discharge pipe is formed at a lower end of the electrical and electronic equipment, And an outlet hole for discharging the cool air introduced into the room to the room is formed.

In addition, a plurality of discharge pipes for discharging the cool air in the cooling chamber are formed on the upper surface of the cooling chamber, and a partition wall is formed at one side of the inside of the electrical and electronic equipment for partitioning the heat generating member and forming a vent hole, And an outflow hole communicating with the discharge pipe is formed in a lower portion of the passage portion and an outflow hole is formed in an upper portion of the passage portion to discharge cold air.

In addition, the passage portion has a structure in which one or more diaphragms having a plurality of air holes are formed in the vertical direction with an interval therebetween.

As described above, according to the present invention, a cooling chamber is provided with respect to the entire bottom area of the room where the electrical and electronic equipment is installed, cool air discharged from the air conditioner unit is supplied to the cooling chamber through the duct, So that heat can be directly exchanged with the electric and electronic equipment that generates heat, so that the electric and electronic equipment can be cooled very quickly and efficiently .

1 is a schematic view of a cooling system installed in a switchboard room of a conventional vessel.
2 is a schematic diagram of a cooling system in accordance with an embodiment of the present invention.
3 is a schematic side cross-sectional view showing an installed state of the electrical and electronic equipment of the cooling system according to the embodiment of the present invention.
4 is a side cross-sectional view schematically showing an installation state of an electrical and electronic equipment according to another embodiment of the present invention.
5 is a side cross-sectional view schematically showing an installation state of an electric / electronic equipment according to another embodiment of the present invention.

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

2 is a schematic diagram of a cooling system in accordance with an embodiment of the present invention.

As shown in the figure, various electrical and electronic equipments are provided in various places in the interior of a switchboard room 1 of a ship, for example, in a room where various electric and electronic equipments are installed. A cooling chamber 40 having a predetermined space is formed at a lower portion of the cooling chamber 1.

Preferably, the cooling chamber 40 is formed to cover the entire bottom surface of the switchboard room 1.

However, the present invention is not limited to this, and the cooling chamber 40 may be formed only in a region corresponding to the position of the various electrical and / or electronic equipments 60 provided in the switchboard room 1.

A duct 50 is provided between the discharge port 11 of the air conditioner unit 10 and the cooling chamber 40 so that cool air generated during operation of the air conditioner unit 10 is supplied to the inside of the cooling chamber 40. [ Respectively.

2, the duct 50 is connected to the discharge port 11 of the air conditioner unit 10 so that the cold air from the air conditioner unit 10 is passed therethrough, and the cooling chamber 40 is connected to the duct 50 ) Is sealed so as not to leak.

In the present invention, a plurality of discharge pipes 42 are protruded and formed on the upper surface 41 of the cooling chamber 40 so that the electrical and electronic equipment 60 (MCC 30, the transformer 32, etc.).

FIG. 3 is a cross-sectional side view schematically showing the installation state of the electrical and electronic equipment 60 according to FIG. 2. One or more inlet holes 60a are formed on one side of the lower end of the electrical and electronic equipment 60, (60b) can be formed.

In FIG. 3, the heating member 61 provided inside the electric / electronic equipment 60 is omitted for the sake of convenience.

One or more discharge pipes 42 protrude from the upper surface 41 of the cooling chamber 40 so as to be inserted into the inlet holes 60a formed in the lower end of the electrical and electronic equipment 60, So that the cool air in the cooling chamber 40 is supplied to the interior of the electrical and electronic equipment 60 through the discharge pipe 42 and discharged through the outflow hole 60b to the outside room for cooling.

In addition, as another embodiment of the present invention, as schematically shown in FIG. 4, the electric and electronic equipment 60 is provided with a heat generating member 61, which is a component to be a heat source, And has a structure in which a passage portion 62 for allowing passage is formed across the entire height of the electrical and electronic equipment 60 by the partition wall 63. [

In other words, a separate space through which cool air can pass is formed inside the rear portion of the electric / electronic equipment 60.

The partition wall 63 has a structure in which a plurality of vent holes 63a are formed so that the cool air passing through the passage portion 62 is guided toward the heat generating member 61 which is a component of the electric and electronic equipment generating heat and is heat- I have.

In other words, the barrier ribs 63 may be formed in a porous plate or mesh network structure.

An inflow hole 62a is formed in the lower portion of the passage portion 62 to communicate with the discharge pipe 42 and allow the discharge pipe 42 to be inserted, And an outlet hole 62b for discharging the cool air supplied through the inflow hole 62a is formed at one side of the upper surface of the rear surface of the main body 60.

The discharge tube 42 is protruded from the upper surface 41 of the cooling chamber 40. The present invention is not limited to this structure, And an insertion hole is formed in the upper surface 41 of the cooling chamber 40 so that a discharge pipe 42 protruding from the lower end of the electrical and electronic equipment 60 is inserted, Can be achieved.

The discharge pipe 42 formed on the upper surface 41 of the cooling chamber 40 is connected to a lower portion of a plurality of electrical and electronic equipments 60 (MCC, MSB, transformer, etc.) At least one inlet hole 62a may be formed on the lower surface of the electrical and / or electronic equipments.

In addition, one or more outflow holes 62b through which cool air is discharged may be formed.

Exemplary Embodiment 2 In Fig. 2, the provided electrical and electronic equipment 60 shows a state in which the MCC 30 and the transformer 32 are provided. However, the present invention is not limited to this and is applicable to various kinds of electric and electronic equipments 60.

The present invention is not limited to the case where a plurality of discharge pipes 42 or discharge holes are formed on the upper surface 41 of the cooling chamber 40, (60) so that cool air is allowed to pass not only to the internal passage portion (62) of the electrical and electronic equipment (60) but also to the outside of the electrical and electronic equipment (60) The electric and electronic equipment 60 that generates heat can be cooled more effectively.

In other words, cool air is allowed to flow not only inside and outside the electrical and electronic equipment 60, but also cooling the inside and the outside of the electrical and electronic equipment 60, thereby achieving a more efficient cooling effect .

5 is a schematic cross-sectional view showing still another embodiment of the present invention, which is almost the same as the structure shown in Fig. 4 except that at least one diaphragm 64 is provided in the vertical direction at intervals in the passage portion 62 . The diaphragm 64 has a structure in which a plurality of vent holes 64a are formed to allow cool air to pass therethrough, and may be formed of a porous plate structure or a mesh net structure.

According to an embodiment of the present invention having such a configuration, as shown in FIG. 2 and FIG. 3, an indoor unit, that is, for example, various types of electrical and electronic equipment 60 operated in the switchboard room 1, The air conditioner unit 10 is operated to cool the air conditioner unit 10. When the air conditioner unit 10 is operated, the cold air is discharged through the discharge port 11 of the air conditioner unit 10, So that the discharged cold air is moved along the inside of the duct 50. [

The duct 50 is connected to the cooling chamber 40 formed at the lower portion of the switchboard room 1 so that the cool air moving in the duct 50 is supplied to the inside of the cooling chamber 40.

Since the cooling chamber 40 has an airtight structure, the cool air introduced through the duct 50 quickly spreads evenly over the entire space of the cooling chamber 40 without being leaked and lost.

At this time, a discharge pipe 42 is formed on the upper surface 41 of the cooling chamber 40. The discharge pipe 42 discharges cool air through the discharge pipe 42, The air is introduced into the electrical and electronic equipment 60 through the inflow hole 60a formed in the lower surface of the electrical and electronic equipment 60 and discharged to the outside through the outflow hole 60b to the outside, Electronic equipment (60), so that the heat generated inside the electric / electronic equipment (60) can be quickly cooled.

4, the cool air is introduced into the passage portion 62 formed on the back (rear) side of the electric / electronic equipment 60, and then the air is blown through the outflow hole 62b And is discharged outside the electrical and electronic equipment (60), that is, inside the switchboard room (1).

At this time, a partition wall 63 is formed inside the electric / electronic equipment 60. When the cool air passes through the passage portion 62 formed on the left side in the drawing, the air is blown through the vent hole 60b formed in the partition wall 63 Since the cool air is supplied to the heat generating member 61 to contact the heat generating member 61, the heat of the heat generating member 61 can be cooled.

Further, since the cool air moves through the partition wall 63, the cool air does not directly pass through the interior of the electrical and electronic equipment 60, and a part of the cool air is discharged while being in contact with the heat generating member 61, To be able to exert more and more

In other words, a separate passage portion 62 is provided in the interior of the electric / electronic equipment 60 so that the incoming cold air can smoothly flow out of the electric / electronic equipment 60 again and circulated, So that the cooling effect by direct contact with the heat generating member 61 is exerted.

5, one or more diaphragms 64 may be provided in the vertical direction at intervals in the passage portion 62 so that the cool air flowing into the passage portion 62 from the discharge pipe 42 is supplied to the diaphragm 64, And the cooling air is supplied to the heat generating member 61 through the vent hole 63a of the partition wall 63 so that the cooling air is supplied to the heat generating member 61. Due to the partition plate 64, A part of the cool air naturally passes through the partition 63 and is guided toward the heat generating member 61 so that the cooling effect by the heat exchange can be further increased .

5, since the introduced cold air passes through the plurality of diaphragms 64, it may not pass smoothly, but the cool air passes through the partition 63 more and the heat is transmitted to the heat generating member 61, So that the cooling air can be discharged from the air conditioner unit 10. In order to discharge the cool air more effectively, the cold air discharge pressure of the air conditioner unit 10 is made higher and the supply pressure of the incoming cold air is made higher. The diaphragm 64 of the heat exchanger 62 can be more smoothly passed through and the cooling function can be sufficiently exerted.

As described above, since the present invention cools the electrical and / or electronic equipments 60 that pass through the inside of the electrical and / or electronic equipments 60 and pass the chilled air to generate heat, cool air is supplied to the outside of the electrical / Instead of indirect heat exchange, the cool air is directly brought into contact with the heat source and heat exchange is performed, so that the cooling efficiency can be increased accordingly.

The present invention is applied to a switchboard room 1 formed on a ship, but the present invention is not limited thereto and can be applied to other indoor spaces.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, But fall within the scope of the appended claims.

1: Switchboard room
10: Air conditioning unit
11:
20: Duct
30: MCC
32: Transformer
40: Cooling chamber
41: upper surface
42: discharge pipe
50: Duct
60: Electrical and electronic equipment
61:
62:
62a: Inflow hole
62b: outflow ball
63: partition wall
63a: Ventilation holes
64: diaphragm
64a: Ventilation holes

Claims (5)

A cooling chamber formed at a lower portion of a room where various electric and electronic equipments are provided;
A duct connecting the air conditioning unit and the cooling chamber so that cool air generated from the air conditioner unit installed in the room is supplied to the cooling chamber;
Lt; / RTI >
Wherein cooling air supplied into the cooling chamber passes through an upper surface of the cooling chamber and is discharged through the inside of the electrical and electronic equipment to cool the electrical and electronic equipment that generates heat.
The method according to claim 1,
Wherein the cooling chamber is formed over the entire area of the lower portion of the room.
The method according to claim 1 or 2,
An inlet pipe for discharging cool air is formed on the upper surface of the cooling chamber and an inlet hole for inserting the discharge pipe is formed in a lower end of the electrical and electronic equipment, And an outlet hole is formed to allow the cool air to be discharged to the room again.
The method according to claim 1,
A plurality of discharge pipes for discharging the cool air in the cooling chamber are formed on the upper surface of the cooling chamber. A partition wall is formed at one side of the inside of the electrical and electronic equipment for partitioning the heat generating member and forming a vent hole, Wherein an outlet hole communicating with the discharge pipe is formed in a lower portion of the passage portion and an outlet hole is formed in an upper portion of the passage portion to discharge cool air.
The method of claim 4,
Further comprising at least one diaphragm having a plurality of air vents formed in a vertical direction at intervals in the passage portion.
KR1020150091779A 2015-06-29 2015-06-29 Electric and Electronic Equipment Cooling System KR20170001974A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150091779A KR20170001974A (en) 2015-06-29 2015-06-29 Electric and Electronic Equipment Cooling System

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150091779A KR20170001974A (en) 2015-06-29 2015-06-29 Electric and Electronic Equipment Cooling System

Publications (1)

Publication Number Publication Date
KR20170001974A true KR20170001974A (en) 2017-01-06

Family

ID=57832369

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150091779A KR20170001974A (en) 2015-06-29 2015-06-29 Electric and Electronic Equipment Cooling System

Country Status (1)

Country Link
KR (1) KR20170001974A (en)

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