CN112004380B - Outdoor large-screen air conditioning unit based on fin indirect evaporative cooling - Google Patents
Outdoor large-screen air conditioning unit based on fin indirect evaporative cooling Download PDFInfo
- Publication number
- CN112004380B CN112004380B CN202010837637.1A CN202010837637A CN112004380B CN 112004380 B CN112004380 B CN 112004380B CN 202010837637 A CN202010837637 A CN 202010837637A CN 112004380 B CN112004380 B CN 112004380B
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- Prior art keywords
- air
- channel
- screen
- outdoor large
- evaporative cooling
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- 238000001816 cooling Methods 0.000 title claims abstract description 56
- 238000004378 air conditioning Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000005057 refrigeration Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/2099—Liquid coolant with phase change
-
- 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
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20972—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Other Air-Conditioning Systems (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The invention discloses an outdoor large-screen air conditioning unit based on fin indirect evaporative cooling, which comprises a unit shell fixedly covered on the rear side wall of an outdoor large screen, a cooling and air exhaust area B near one side of the outdoor large screen and an evaporative cooling area A far away from one side of the outdoor large screen in the unit shell, wherein the evaporative cooling area A is provided with a fin indirect evaporative cooling unit, and an air supply port is arranged between the evaporative cooling area A and the cooling and air exhaust area B. The invention relates to an outdoor large-screen air conditioning unit based on fin indirect evaporative cooling, which solves the problem of high heat dissipation energy consumption for an outdoor screen through mechanical refrigeration energy in the prior art.
Description
Technical Field
The invention belongs to the technical field of air conditioning equipment, and relates to an outdoor large-screen air conditioning unit based on fin indirect evaporative cooling.
Background
In daily life, outdoor large screens are often arranged in areas such as squares, markets, communities and the like with large people flow. The heat dissipation mode of the outdoor large screen is usually to dissipate heat by mechanical refrigeration. However, the mechanical refrigeration energy consumption is large, and in extreme weather in summer, the equipment temperature is too high, so that the heat dissipation of the condenser is not smooth, and the energy is wasted.
Disclosure of Invention
The invention aims to provide an outdoor large-screen air conditioning unit based on fin indirect evaporative cooling, which solves the problem in the prior art that heat dissipation energy consumption for an outdoor screen is large through mechanical refrigeration energy.
The technical scheme adopted by the invention is that the outdoor large-screen air conditioning unit based on fin indirect evaporative cooling comprises a unit shell fixedly covered on the rear side wall of the outdoor large screen, a cooling and air exhaust area B near one side of the outdoor large screen and an evaporative cooling area A far away from one side of the outdoor large screen are arranged in the unit shell, a fin indirect evaporative cooling unit is arranged in the evaporative cooling area A, and an air supply outlet is arranged between the evaporative cooling area A and the cooling and air exhaust area B.
The unit shell is arranged in a rectangular shape with an opening at one side, and one side of the opening of the unit shell is fixedly covered on the rear side wall of the outdoor large screen.
The evaporative cooling area A is divided into a left air channel and a right air channel, the left air channel and the right secondary air channel are respectively divided into an upper channel and a lower channel, the upper primary air inlet channel and the secondary air inlet channel and the upper primary air delivery channel and the upper secondary air delivery channel are respectively arranged, the fin type indirect evaporative cooling unit comprises a fin type indirect evaporative cooler arranged between the primary air inlet channel, the primary air delivery channel, the secondary air inlet channel and the secondary air delivery channel, an air inlet B and an air inlet A are respectively arranged on the side wall of a unit shell corresponding to the primary air inlet channel and the secondary air inlet channel, an air outlet A is further arranged on the side wall of the unit shell corresponding to the secondary air delivery channel, an air outlet B is arranged at the top of the unit shell corresponding to the air outlet area B, the air delivery channel is arranged on one side of the primary air delivery channel towards the cooling and air outlet area B, a circulating water tank is further arranged in the primary air inlet channel, the circulating water tank is connected with a water distributor through a circulating water pipe, and the water distributor is distributed towards the fin type indirect evaporative cooler.
The circulating water pipe is provided with a circulating water pump.
An exhaust fan A is arranged in the exhaust outlet A.
An exhaust fan B is arranged in the exhaust outlet B.
An air supply opening A and an air supply opening B are arranged on one side of the primary air supply channel facing the cooling and exhaust area B.
A filter B is arranged in the primary air inlet channel and positioned at the air inlet B.
A filter A is arranged in the secondary air inlet channel and positioned at the air inlet A.
The invention has the beneficial effects that
(1) The invention utilizes the evaporative cooling technology, utilizes the latent heat exchange of water and air to reduce the temperature of primary air, and supplies air to enter a cooling and air exhaust area B to take away the heat generated by an outdoor screen, thereby saving energy sources;
(2) According to the invention, the plate-fin indirect evaporative cooler is utilized, no water vapor exists in a channel through which primary air passes, so that the safe use of a screen is ensured, different working conditions are adopted according to different seasons and outdoor parameters, natural cooling is fully utilized, and energy is further saved;
(3) The smart flow channel design effectively avoids the problem that the common outdoor screen is wrapped by the metal shell, which is not beneficial to heat dissipation and only can dissipate heat by using a mechanical air conditioner;
(4) The air inlets of the invention are symmetrically arranged, the air inlets at the two sides of the unit shell are symmetrically arranged, and the double-sided air inlet reduces the resistance of the air sides, so that the air flow organization is more uniform, and the energy consumption is reduced.
Drawings
FIG. 1 is a schematic view of the external structure of an outdoor large-screen air conditioning unit based on fin-type indirect evaporative cooling;
fig. 2 is a schematic structural diagram of an evaporative cooling area a in the outdoor large-screen air conditioning unit based on fin-type indirect evaporative cooling according to the present invention;
fig. 3 is a schematic structural diagram of a cooling and air discharging area B in the outdoor large-screen air conditioning unit based on fin-type indirect evaporative cooling according to the present invention.
In the figure, a unit shell 1, an air outlet A, an air outlet 3, an air exhauster A, an air-wing indirect evaporative cooler 4, a circulating water pipe 5, a filter A, an air inlet 7, an air pump 8, a circulating water pump 9, a water distributor 10, a circulating water tank 11, an air inlet B, an air filter B, an air outlet 13, an air outlet B, an air supply opening 14, an air supply opening A, an air supply opening 15, and an air exhaust fan B.
Detailed Description
The invention will be described in detail below with reference to the drawings and the detailed description.
The invention relates to an outdoor large-screen air conditioning unit based on fin indirect evaporative cooling, which is shown in fig. 1, and structurally comprises a unit shell 1 fixedly covered on the rear side wall of an outdoor large screen, a cooling and air exhaust area B near one side of the outdoor large screen and an evaporative cooling area A far away from one side of the outdoor large screen in the unit shell 1, wherein the evaporative cooling area A is provided with a fin indirect evaporative cooling unit, and an air supply port is arranged between the evaporative cooling area A and the cooling and air exhaust area B.
The unit shell 1 is arranged in a rectangular shape with an opening at one side, and one side of the opening of the unit shell 1 is fixedly covered on the rear side wall of the outdoor large screen.
As shown in fig. 2, the evaporative cooling area a is divided into a left air channel and a right air channel, which are respectively a left primary air channel and a right secondary air channel, the primary air channel and the secondary air channel are respectively divided into an upper primary air inlet channel and a secondary air inlet channel, which are respectively an upper primary air delivery channel and a secondary air delivery channel, the fin indirect evaporative cooling unit comprises a fin indirect evaporative cooler 4 arranged between the primary air inlet channel, the primary air delivery channel, the secondary air inlet channel and the secondary air delivery channel, an air inlet B11 and an air inlet A7 are respectively arranged on the side wall of the unit shell 1 corresponding to the primary air inlet channel and the secondary air inlet channel, an air outlet A2 is also arranged on the side wall of the unit shell 1 corresponding to the secondary air delivery channel, as shown in fig. 3, an air outlet B13 is arranged at the top of the unit shell 1 corresponding to the cooling and air exhaust area B, the air delivery channel is arranged on one side of the primary air delivery channel facing the cooling and the air area B, a circulating water tank 10 is also arranged in the primary air inlet channel, the circulating water tank 10 is connected with a water distributor 9 through a circulating water pipe 5, and the water distributor 9 is distributed towards the fin indirect evaporative cooler 4.
The circulating water pipe 5 is provided with a circulating water pump 8.
An exhaust fan A3 is arranged in the exhaust outlet A2.
An exhaust fan B16 is arranged in the exhaust outlet B13.
An air supply opening A14 and an air supply opening B15 are arranged on one side of the primary air supply channel facing the cooling and exhaust area B.
A filter B12 is also arranged in the primary air inlet channel and positioned at the air inlet B11.
A filter A6 is also arranged in the secondary air inlet duct and positioned at the air inlet A7.
The working principle of the air conditioning unit for the outdoor large screen is as follows:
the machine set is divided into two working conditions during operation, and the working conditions are summer: the air exhauster A3, the air exhauster B16 and the circulating water pump 8 are started, outdoor fresh air enters the unit from the air inlet A7 under the action of the air exhauster A3 and is filtered by the filter A6, meanwhile, under the action of the circulating water pump 8, water of the circulating water tank 10 is uniformly sprayed on the surface of the plate-fin indirect evaporative cooler 4, and part of outdoor air is the working air which is evaporated and cooled, and is subjected to heat-moisture exchange with water in a wet channel, so that the working air is cooled and humidified; under the action of the exhaust fan B16, outdoor air enters the unit from the air inlet B11, part of the air is primary air, the primary air is filtered by the filter B12 and enters the dry channel of the plate-fin evaporative cooler 4 to be cooled, under the action of the exhaust fan B16, the primary air enters the cooling and exhaust part B of the unit from the air supply port A14 and the air supply port B15 to take away heat emitted by the outdoor large screen, the primary air is cooled to the outdoor large screen and then the temperature is increased, and under the action of the exhaust fan B16, the primary air is discharged outdoors from the air exhaust port B13.
Winter working conditions: the exhaust fan B16 is started, outdoor air is filtered by the filter B12 under the action of the exhaust fan B16, and then enters the cooling and exhaust part B through the air supply port A14 and the air supply port B15 to take away heat emitted by the outdoor large screen; the outdoor air is cooled down to the outdoor large screen, then the temperature is increased, and the outdoor air is discharged from the air outlet B13 under the action of the air outlet B16. The temperature of the outdoor air is utilized to directly cool the outdoor screen, so that energy is saved.
The transition season should consider what kind of working condition is used according to the outdoor parameter condition.
Claims (5)
1. The outdoor large-screen air conditioning unit based on fin indirect evaporative cooling is characterized by comprising a unit shell (1) fixedly covered on the rear side wall of the outdoor large screen, wherein a cooling and air exhaust area B close to one side of the outdoor large screen and an evaporative cooling area A far away from one side of the outdoor large screen are arranged in the unit shell (1), a fin indirect evaporative cooling unit is arranged in the evaporative cooling area A, and an air supply opening is arranged between the evaporative cooling area A and the cooling and air exhaust area B;
the unit shell (1) is arranged in a rectangular shape with an opening at one side, and one side of the opening of the unit shell (1) is fixedly covered on the rear side wall of the outdoor large screen;
the evaporative cooling area A is divided into a left air channel and a right air channel, namely a left primary air channel and a right secondary air channel, the primary air channel and the secondary air channel are respectively divided into an upper channel and a lower channel, namely an upper primary air inlet channel, a secondary air inlet channel and a lower primary air outlet channel, the wing type indirect evaporative cooling unit comprises a wing type indirect evaporative cooler (4) arranged between the primary air inlet channel, the primary air outlet channel, the secondary air inlet channel and the secondary air outlet channel, an air inlet B (11) and an air inlet A (7) are respectively arranged on the side wall of a unit shell (1) corresponding to the primary air inlet channel and the secondary air inlet channel, an air outlet A (2) is also arranged on the side wall of the unit shell (1) corresponding to the secondary air outlet channel, an air outlet B (13) is arranged at the top of the unit shell (1) corresponding to the cooling and the air outlet area B, a circulating water tank (10) is also arranged in the primary air inlet channel and is connected with a water distributor (9) through the circulating water tank (10);
an exhaust fan A (3) is arranged in the exhaust port A (2);
an exhaust fan B (16) is arranged in the exhaust outlet B (13).
2. The outdoor large-screen air conditioning unit according to claim 1, wherein the circulating water pipe (5) is provided with a circulating water pump (8).
3. The outdoor large-screen air conditioning unit according to claim 1, wherein the primary air delivery duct is provided with an air delivery port a (14) and an air delivery port B (15) on a side facing the cooling and air discharge area B.
4. The outdoor large-screen air conditioning unit according to claim 1, wherein a filter B (12) is further disposed in the primary air intake duct at the air inlet B (11).
5. The outdoor large-screen air conditioning unit according to claim 1, wherein a filter a (6) is further disposed in the secondary air inlet duct at the air inlet a (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010837637.1A CN112004380B (en) | 2020-08-19 | 2020-08-19 | Outdoor large-screen air conditioning unit based on fin indirect evaporative cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010837637.1A CN112004380B (en) | 2020-08-19 | 2020-08-19 | Outdoor large-screen air conditioning unit based on fin indirect evaporative cooling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112004380A CN112004380A (en) | 2020-11-27 |
| CN112004380B true CN112004380B (en) | 2024-03-12 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010837637.1A Active CN112004380B (en) | 2020-08-19 | 2020-08-19 | Outdoor large-screen air conditioning unit based on fin indirect evaporative cooling |
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| Country | Link |
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| CN (1) | CN112004380B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202216613U (en) * | 2011-07-22 | 2012-05-09 | 西安工程大学 | Intermittent water distribution device for evaporative cooler |
| CN102679483A (en) * | 2012-05-28 | 2012-09-19 | 湖南工业大学 | Intelligent evaporation type natural-air air conditioner |
| CN204227536U (en) * | 2014-09-09 | 2015-03-25 | 宁波蓝科电子工程有限公司 | The special ultra-thin air-conditioning of a kind of giant-screen heat radiation |
| CN105135572A (en) * | 2015-09-21 | 2015-12-09 | 西安工程大学 | Heat pipe composite heat recovery type evaporative cooling air-conditioning system for data center |
| CN210801476U (en) * | 2019-09-20 | 2020-06-19 | 西安工程大学 | Dew point indirect evaporative cooling and mechanical refrigeration combined air conditioning unit for data center |
| CN212649987U (en) * | 2020-08-19 | 2021-03-02 | 西安工程大学 | Evaporative cooling air conditioning unit for integrated heat dissipation of outdoor large screen |
-
2020
- 2020-08-19 CN CN202010837637.1A patent/CN112004380B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202216613U (en) * | 2011-07-22 | 2012-05-09 | 西安工程大学 | Intermittent water distribution device for evaporative cooler |
| CN102679483A (en) * | 2012-05-28 | 2012-09-19 | 湖南工业大学 | Intelligent evaporation type natural-air air conditioner |
| CN204227536U (en) * | 2014-09-09 | 2015-03-25 | 宁波蓝科电子工程有限公司 | The special ultra-thin air-conditioning of a kind of giant-screen heat radiation |
| CN105135572A (en) * | 2015-09-21 | 2015-12-09 | 西安工程大学 | Heat pipe composite heat recovery type evaporative cooling air-conditioning system for data center |
| CN210801476U (en) * | 2019-09-20 | 2020-06-19 | 西安工程大学 | Dew point indirect evaporative cooling and mechanical refrigeration combined air conditioning unit for data center |
| CN212649987U (en) * | 2020-08-19 | 2021-03-02 | 西安工程大学 | Evaporative cooling air conditioning unit for integrated heat dissipation of outdoor large screen |
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| Publication number | Publication date |
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| CN112004380A (en) | 2020-11-27 |
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