CN211400152U - Energy-saving machine room constant-temperature constant-humidity cooling circulation system - Google Patents
Energy-saving machine room constant-temperature constant-humidity cooling circulation system Download PDFInfo
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- CN211400152U CN211400152U CN201922229126.7U CN201922229126U CN211400152U CN 211400152 U CN211400152 U CN 211400152U CN 201922229126 U CN201922229126 U CN 201922229126U CN 211400152 U CN211400152 U CN 211400152U
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Abstract
The utility model discloses an energy-saving machine room constant temperature and humidity cooling circulation system. Wherein, energy-saving computer lab constant temperature and humidity cooling cycle system includes: the equipment cabinet is arranged in the machine room, an upper vent and a lower vent are respectively arranged at two ends of the equipment cabinet, and a heat dissipation area is arranged at one side of the equipment cabinet; the floor static pressure box is arranged at the bottom end of the machine room, an air supply channel is arranged in the floor static pressure box, a plurality of air outlets are formed in the surface, facing the machine cabinet, of the floor static pressure box, and the air outlets are communicated with the lower ventilation opening; the fresh air fan is provided with an air draft channel, and the air draft channel is arranged at the upper end of the cabinet and is communicated with the upper vent; and the wind shield assembly is arranged in the heat dissipation area of the cabinet and is positioned between the upper vent and the lower vent, and the wind shield assembly is provided with a convection channel which is communicated with the air outlet. The utility model discloses energy-saving computer lab constant temperature and humidity cooling circulation system's heat exchange efficiency is high.
Description
Technical Field
The utility model relates to the field of communication technology, in particular to energy-saving type computer lab constant temperature and humidity cooling circulation system.
Background
An air-conditioning cooling system of an Information and Communication Technology (ICT) machine room is always a hot problem in the field of heating, ventilation and air conditioning, and the energy consumption of an air-conditioning system of a large-scale data center accounts for about more than 45% of the system. The data center machine room mostly adopts the layout of cold air outlet and hot air return under the floor plenum box, realizes the convection of cold and hot air and the relative control of temperature and humidity on the basic principle, and meets the basic conditions of normal operation of communication equipment. The technology mainly has the following defects: the cross mixing of cold and hot air can not be got rid of, and the air return cooling mode can not get rid of cold and hot air current mixing alternately on the lower air-out, rises gradually along with air conditioning to upper portion circulating temperature, and the direct emission after the air conditioning heat mixes causes the big energy consumption that increases of air conditioner host load, and heat exchange efficiency is low.
The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing an energy-saving type machine room constant temperature and humidity cooling circulation system, aims at improving heat exchange efficiency.
In order to achieve the above object, the utility model provides an energy-saving computer lab constant temperature and humidity cooling circulation system for cool off the computer lab, energy-saving computer lab constant temperature and humidity cooling circulation system includes:
the equipment cabinet is arranged in the machine room, an upper vent and a lower vent are respectively arranged at two ends of the equipment cabinet, and a heat dissipation area is arranged at one side of the equipment cabinet;
the floor static pressure box is arranged at the bottom end of the machine room, an air supply channel is arranged in the floor static pressure box, a plurality of air outlets are formed in the surface, facing the cabinet, of the floor static pressure box, and the air outlets are communicated with the lower ventilation opening;
the fresh air fan is provided with an air draft channel, and the air draft channel is arranged at the upper end of the cabinet and is communicated with the upper vent; and
the wind shield assembly is arranged in a heat dissipation area of the cabinet and located between the upper vent and the lower vent, and the wind shield assembly is provided with a convection channel communicated with the air outlet.
Optionally, the wind deflector assembly includes a first wind deflector and a second wind deflector which are arranged oppositely, the distance between the first wind deflector and the floor plenum box is smaller than the distance between the second wind deflector and the floor plenum box, the convection channel includes a first convection hole arranged on the first wind deflector and a second convection hole arranged on the second wind deflector, and the cross sectional area of the first convection hole is larger than that of the second convection hole.
Optionally, the first convection hole and the second convection hole are both round holes, the diameter of the first convection hole is D1, and D1 is larger than or equal to 6cm and smaller than or equal to 10 cm;
the diameter of the second convection hole is D2, and the diameter of the second convection hole is not less than 3cm and not more than 7cm and not more than D2.
Optionally, the distance between the first wind deflector and the floor plenum box is H1, and H1 is greater than or equal to 30cm and less than or equal to 60 cm;
the distance between the second wind baffle and the floor static pressure box is H2, and H2 is more than or equal to 90cm and less than or equal to 120 cm.
Optionally, a louver is arranged at the air outlet of the floor plenum box.
Optionally, energy-saving machine room constant temperature and humidity cooling circulation system is still including locating the thermal-arrest cover of rack upper end, the thermal-arrest cover is close to go up the vent setting, the thermal-arrest cover is equipped with the air exit, the air exit with exhaust channel intercommunication.
Optionally, the heat collecting cover comprises a first connecting plate connected with the cabinet and a second connecting plate connected with the first connecting plate at an included angle, and the second connecting plate is provided with the air outlet.
Optionally, the first connecting plate and the second connecting plate are arranged at a right angle.
Optionally, the energy-saving constant-temperature constant-humidity cooling circulation system of the machine room further comprises a temperature sensor arranged on the heat collection cover, and the temperature sensor is used for detecting the air temperature of the air outlet.
Optionally, energy-saving computer lab constant temperature and humidity cooling cycle system still includes the controller, be equipped with in the convulsions passageway with the exhaust fan that the controller electricity is connected, the controller with temperature sensor electricity is connected, works as temperature sensor surpasss the default, the controller control the exhaust fan operation.
The utility model discloses energy-saving machine room constant temperature and humidity cooling circulation system comprises a cabinet, a floor static pressure box, a fresh air fan and a wind shield assembly, wherein the cabinet is arranged in the machine room, both ends of the cabinet are respectively provided with an upper vent and a lower vent, one side of the cabinet is provided with a heat dissipation area, the floor static pressure box is arranged at the bottom end of the machine room, an air supply channel is arranged in the floor static pressure box, the surface of the floor static pressure box facing the cabinet is provided with a plurality of air outlets which are communicated with the lower vent, the fresh air fan is provided with an air draft channel, the air draft channel is arranged at the upper end of the cabinet and is communicated with the upper vent, the wind shield assembly is arranged in the heat dissipation area of the cabinet and is positioned between the upper vent and the lower vent, the convection channel of the wind shield assembly is communicated with the air outlets, the cold air coming out from, the generation probability of heat mixing cross is reduced, the loss of cold quantity is reduced, the energy consumption proportion of an air conditioning system is reduced, the heat exchange efficiency is improved, and the purpose of energy conservation is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the energy-saving machine room constant temperature and humidity cooling circulation system of the present invention.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides an energy-saving machine room constant temperature and humidity cooling circulation system 100 for cool off computer room 20.
Referring to fig. 1, in an embodiment of the present invention, the energy-saving constant temperature and humidity cooling circulation system 100 includes:
the cabinet 10 is arranged in the machine room 20, two ends of the cabinet 10 are respectively provided with an upper vent 10a and a lower vent 10b, and one side of the cabinet 10 is provided with a heat dissipation area 11;
the floor plenum box 30 is arranged at the bottom end of the machine room 20, an air supply channel 31 is arranged in the floor plenum box 30, a plurality of air outlets 30a are arranged on the surface of the floor plenum box 30 facing the cabinet 10, and the air outlets 30a are communicated with the lower ventilation opening 10 b;
the fresh air fan is provided with an air draft channel 40, and the air draft channel 40 is arranged at the upper end of the cabinet 10 and is communicated with the upper ventilation opening 10 a; and
a wind shield assembly 50, the wind shield assembly 50 is arranged in the heat dissipation area 11 of the cabinet 10 and is located between the upper vent 10a and the lower vent 10b, the wind shield assembly 50 is provided with a convection channel, and the convection channel is communicated with the air outlet 30 a.
Specifically, be equipped with a plurality of cabinets 10 in the computer lab 20, for the convenience of cooling most efficiently, the heat dissipation zone 11 of two cabinets 10 sets up relatively, and a plurality of air outlets 30a are located between two cabinets 10, and because of the consideration to energy-saving computer lab constant temperature and humidity cooling cycle system 100 safety, most adopt constant temperature and humidity air cooling's mode. The air conditioning system sends the cold air of 20 ℃ to the floor plenum box 30 through the air supply channel 31, and then the air is supplied to the heat dissipation area 11 of each cabinet 10 through the plurality of air outlets 30 a. In order to better distribute the airflow of the cold air, the air outlet 30a is arranged between the heat dissipation areas 11 of the two rows of cabinets, and the hot air after heat exchange enters the air draft channel 40 through the upper ventilation opening 10a to be discharged, or returns to the machine room 20 under the action of pressure difference, so as to complete the cooling cycle of the machine room equipment.
The wind deflector assembly 50 can be a plate structure or an irregular structure, and is arranged corresponding to the surface of the floor static pressure box 30 provided with the air outlet 30a, the convection channel can be a honeycomb hole structure, or a hole structure arranged in an array, the wind deflector assembly 50 is used for blocking the cold air coming out of the air outlet 30a, the cold air enters the heat dissipation area 11 through the lower vent 10b, the heat exchange time of the cold air and the heat dissipation area 11 is prolonged, the air passing through the heat exchange upwards flows through the convection channel (not shown) and enters the air supply channel 31 through the upper vent 10a to be discharged, the airflow organization can be optimized, the occurrence probability of heat mixing intersection is reduced, the loss of cold energy is reduced, the energy consumption proportion of an air conditioning system is reduced, and the purpose of energy conservation is.
The wind deflector assembly 50 utilizes the pressure at the outlet of the air outlet 30a of the floor plenum 30 to cool the cabinet 10 in a better manner according to the design, and the temperature gradually increases according to the heat transfer principle of heat transfer science. The convection channel conveys part of cold air upwards in a virtual channel mode, so that the temperature can reach the highest point to exchange heat with hot air flow for rapid cooling.
The utility model discloses energy-saving machine room constant temperature and humidity cooling circulation system 100 includes cabinet 10, floor static pressure case 30, new fan and wind deflector assembly 50, cabinet 10 locates in machine room 20, both ends of cabinet 10 are equipped with vent 10a and lower vent 10b respectively, one side of cabinet 10 is equipped with heat dissipation area 11, floor static pressure case 30 locates the bottom of machine room 20, be equipped with air supply channel 31 in floor static pressure case 30, floor static pressure case 30 is equipped with a plurality of air outlets 30a towards the surface of cabinet 10, air outlet 30a communicates with lower vent 10b, new fan is equipped with convulsions passageway 40, convulsions passageway 40 locates the upper end of cabinet 10 and communicates with upper vent 10a, through locating wind deflector assembly 50 in heat dissipation area 11 of cabinet 10, and lie between upper vent 10a and lower vent 10b, the convection channel of wind deflector assembly 50 communicates with 30a, the cold air coming out of the air outlet 30a is sent to the heat dissipation areas 11 of the cabinets 10 through the convection channel, the cabinets 10 are cooled, the cold air performs sufficient heat exchange in the heat dissipation areas 11, the occurrence probability of heat mixing intersection is reduced, the loss of cold energy is reduced, the energy consumption proportion of an air conditioning system is reduced, the heat exchange efficiency is improved, and the purpose of energy conservation is achieved.
Further, the wind deflector assembly 50 comprises a first wind deflector 51 and a second wind deflector 53 which are oppositely arranged, the distance between the first wind deflector 51 and the floor plenum 30 is smaller than the distance between the second wind deflector 53 and the floor plenum 30, the convection channel comprises a first convection hole 51a formed in the first wind deflector 51 and a second convection hole 53a formed in the second wind deflector 53, and the cross-sectional area of the first convection hole 51a is larger than that of the second convection hole 53 a.
In this embodiment, the first wind deflector 51 is disposed close to the floor plenum 30, the second wind deflector 53 is disposed far from the floor plenum 30, and the first wind deflector 51 and the second wind deflector 53 may be disposed opposite to each other at an included angle or in parallel. The first air deflector 51 is provided with a first convection hole 51a, the second air deflector 53 is provided with a second convection hole 53a, the cross-sectional area of the first convection hole 51a is larger than that of the second convection hole 53a, cold air coming out of the air outlet 30a rapidly enters the area between the first air deflector 51 and the second air deflector 53 through the first convection hole 51a after first heat exchange, then flows out of the second convection hole 53a through second heat exchange, the heat exchange time of the area between the first air deflector 51 and the second air deflector 53 of the cold air can be prolonged, and the cooling effect is good.
Further, the first convection hole 51a and the second convection hole 53a are both circular holes, the diameter of the first convection hole 51a is D1, and D1 is greater than or equal to 6cm and less than or equal to 10 cm;
the diameter of the second convection hole 53a is D2, and D2 is not less than 3cm and not more than 7 cm.
In this embodiment, when the diameter D1 of the first convection hole 51a is smaller than 6cm, the gas flow rate is slow, so that the heat exchange time is prolonged, which is not favorable for improving the heat exchange efficiency; when the diameter size D1 of the first convection hole 51a is greater than 10cm, the heat exchange effect is not good, and thus it is appropriate to set the diameter size D1 of the first convection hole 51a between 6cm and 10 cm. In another embodiment, the first convection hole 51a has a diameter D1 ranging from 7cm to 8cm inclusive, for better heat exchange efficiency.
Similarly, when the diameter D2 of the second convection hole 53a is smaller than 3cm, the gas flow rate is slow, so that the heat exchange time is prolonged, which is not beneficial to improving the heat exchange efficiency; when the diameter size D2 of the second convection hole 53a is greater than 7cm, the heat exchange effect is not good, and thus it is appropriate to set the diameter size D2 of the second convection hole 53a between 3cm and 7 cm. In another embodiment, the diameter of the second convection hole 53a is D2 in the range of 3cm to 7cm inclusive, for better heat exchange efficiency.
Furthermore, the distance between the first wind deflector 51 and the floor static pressure box 30 is H1, and H1 is more than or equal to 30cm and less than or equal to 60 cm;
the distance between the second wind baffle 53 and the floor static pressure box 30 is H2, and H2 is more than or equal to 90cm and less than or equal to 120 cm.
In the present embodiment, when the distance H1 between the first wind deflector 51 and the floor plenum 30 is less than 30cm, the space between the first wind deflector 51 and the floor plenum 30 is too small to facilitate heat dissipation in the heat dissipation area 11; when the distance H1 between first wind deflector 51 and floor plenum 30 is greater than 60cm, the heat exchange time of the cold air between first wind deflector 51 and floor plenum 30 is too long, and the heat exchange efficiency is low. In another embodiment, in order to improve the heat exchange efficiency, the distance H1 between the first wind deflector 51 and the floor plenum 30 is in the range of 40cm to 50cm inclusive.
Similarly, when the distance H2 between the second wind deflector 53 and the floor plenum 30 is smaller than 90cm, the space between the second wind deflector 53 and the first wind deflector 51 is too small to facilitate the heat dissipation of the heat dissipation area 11; when the distance H2 between the second wind deflector 53 and the floor plenum 30 is greater than 120cm, the heat exchange time of the cold air between the second wind deflector 53 and the first wind deflector 51 is too long, and the heat exchange efficiency is low. In another embodiment, the distance H2 between the second wind deflector 53 and the floor plenum 30 is in the range of 100cm to 110cm inclusive, in order to improve the heat exchange efficiency. In this way, the size of the first convection hole 51a and the second convection hole 53a may be adjusted according to the height of the cabinet 10, reducing energy loss of the mixing of the hot and cold air.
Furthermore, in order to adjust the direction of the airflow from the air outlet 30a, a louver is disposed at the air outlet 30a of the floor plenum box 30.
Referring to fig. 1 again, the energy-saving machine room constant temperature and humidity cooling circulation system 100 further includes a heat collecting cover 60 disposed at the upper end of the cabinet 10, the heat collecting cover 60 is disposed adjacent to the upper ventilation opening 10a, the heat collecting cover 60 is provided with an air outlet 60a, and the air outlet 60a is communicated with the air draft channel 40.
Because the hot air flow density is small, the local high temperature of 40 ℃ to 55 ℃ is easily formed at the top end of the cabinet 10. Particularly, the local temperature at the top corner of the cabinet 10 may be higher than 40 ℃, or even reach 55 ℃ in some cases, which poses a serious security threat to the data communication operation and storage system. The usual measures taken are to reduce the supply air temperature or to increase the supply air volume to maintain the ambient temperature at 25 ℃ ± 2 ℃. The COP coefficient is reduced by 3% when the evaporator of the main machine is reduced by 1 ℃, and the increase of the air supply quantity is accompanied by the great increase of the energy consumption of the new fan. In order to meet basic temperature and humidity requirements for equipment such as a UPS, a discrete module, a combined module, and an exchanger of the energy-saving machine room constant-temperature and constant-humidity cooling circulation system 100, the PUE value is usually over 2.
In this embodiment, the heat collecting cover 60 is disposed at the upper end of the cabinet 10, and the hot air is discharged to the ventilation channel 40 through the air outlet 60a and discharged to the outside. The heat collecting cover 60 can discharge high-temperature hot air outdoors through the organization optimization of air flow on the premise of not reducing the air supply temperature or increasing the air supply quantity, and introduces the fresh air with the ambient temperature to carry out once mixing and cooling, so that the energy consumption of the air conditioning unit can be effectively reduced in winter in the south, and the air conditioning system can be completely shut down or partially started in winter in the north, thereby integrally reducing the energy consumption of the machine room 20. High-temperature hot gas is discharged to the air draft channel 40 through the air exhaust port 60a through the heat collecting cover 60 and is transmitted to the outside, so that the probability of mixing air flows with different temperatures is reduced. The pressure differential is used to direct the cold air stream into the high temperature region to reduce the local temperature.
Further, the energy-saving constant-temperature and constant-humidity cooling circulation system 100 of the machine room further comprises a temperature sensor arranged on the heat collection cover 60, wherein the temperature sensor is used for detecting the air temperature of the air outlet 60 a. The heat collecting cover 60 is provided with a temperature sensor (not shown), and when the temperature reaches a set value, the number of air exchange cycles is increased, so that the heat emitted by the cabinet 10 is transferred to the outside, and the probability of mixing air flows with different temperatures is reduced. The pressure differential is used to direct the cold air stream into the high temperature region to reduce the local temperature.
When the temperature reaches a set value, the air draft channel 40 is automatically opened, heat is discharged, meanwhile, the pressure difference is utilized to guide cold air flow to a high-temperature position through the first convection hole 51a and the second convection hole 53a for heat exchange, the temperature and humidity of the machine room are kept in a uniform state, the safe operation of communication equipment is guaranteed, the frequency of maintaining the temperature and humidity of the environment of the machine room by reducing the cooling temperature or increasing the air supply amount is reduced, the energy efficiency ratio of a cooling system is improved, the PUE value is reduced, and the energy-saving effect is achieved. When the temperature is reduced to the comfortable temperature of the machine room 20, the air draft channel 40 is automatically closed.
Further, in order to facilitate installation, the heat collecting cover 60 includes a first connecting plate 61 connected to the cabinet 10 and a second connecting plate 63 connected to the first connecting plate 61 at an included angle, and the second connecting plate 63 is provided with the air outlet 60 a.
Further, the first connecting plate 61 is disposed at a right angle to the second connecting plate 63. By arranging the first connection plate 61 at a right angle to the second connection plate 63, the hot air is discharged to the outside through the air discharge opening 60 a. The second connecting plate 63 is parallel to the ceiling of the machine room 20, and construction difficulty is reduced.
Furthermore, the energy-saving constant-temperature and constant-humidity cooling circulation system 100 further comprises a controller, an exhaust fan 70 electrically connected with the controller is arranged in the air draft channel 40, the controller is electrically connected with the temperature sensor, when the temperature sensor exceeds a preset value, the controller controls the exhaust fan 70 to operate. The exhaust fan 70 may be disposed adjacent to the heat collecting cover 60 to more rapidly discharge the hot air in the machine room 20 to the outside.
In this embodiment, the controller controls whether the exhaust fan 70 is turned on or not, when the temperature of the exhaust port 60a reaches a high-temperature design value, the temperature sensor transmits a signal to the controller, and the controller controls the exhaust fan 70 to be turned on to exhaust air, so as to bring heat outdoors. It is understood that the controller is a control chip in the prior art, and is not specifically described herein.
The energy-saving machine room constant temperature and humidity cooling circulation system 100 organizes and shunts cold air to each cabinet 10 through the first convection hole 51a and the second convection hole 53a through the air outlet 30a of the floor plenum box 30, and mixes the cold air with heat generated by the cabinets 10 to reduce the temperature. The cold air in the air supply channel 31 can generate upward air flow when passing through the second convection hole 53a due to partial pressure, the hot air flow high-temperature area of the cabinet 10 which is the most unfavorable is reached, when the temperature sensor on the heat collection cover 60 reaches the design high temperature, the exhaust fan 70 is started to exhaust partial high-temperature heat outdoors, the waste heat and the rising cold air are mixed and cooled and then return to the machine room 20, when the machine room is in winter or in transition season, partial load of the air conditioner can be adjusted to be used together with the fresh air machine, the arrangement of the wind baffle assembly 50 and the heat collection cover 60 can better organize the cold air flow, the whole machine room 10 can be kept in the set temperature and humidity range, and the purpose of reducing energy consumption and saving of.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides an energy-conserving machine room constant temperature and humidity cooling circulation system for cool off the machine room, its characterized in that, energy-conserving machine room constant temperature and humidity cooling circulation system includes:
the equipment cabinet is arranged in the machine room, an upper vent and a lower vent are respectively arranged at two ends of the equipment cabinet, and a heat dissipation area is arranged at one side of the equipment cabinet;
the floor static pressure box is arranged at the bottom end of the machine room, an air supply channel is arranged in the floor static pressure box, a plurality of air outlets are formed in the surface, facing the cabinet, of the floor static pressure box, and the air outlets are communicated with the lower ventilation opening;
the fresh air fan is provided with an air draft channel, and the air draft channel is arranged at the upper end of the cabinet and is communicated with the upper vent; and
the wind shield assembly is arranged in a heat dissipation area of the cabinet and located between the upper vent and the lower vent, and the wind shield assembly is provided with a convection channel communicated with the air outlet.
2. The energy-saving machine room constant temperature and humidity cooling circulation system of claim 1, wherein the wind deflector assembly comprises a first wind deflector and a second wind deflector which are oppositely arranged, the distance between the first wind deflector and the floor plenum box is smaller than the distance between the second wind deflector and the floor plenum box, the convection channel comprises a first convection hole arranged on the first wind deflector and a second convection hole arranged on the second wind deflector, and the cross-sectional area of the first convection hole is larger than that of the second convection hole.
3. The energy-saving machine room constant-temperature constant-humidity cooling circulation system as claimed in claim 2, wherein the first convection hole and the second convection hole are both circular holes, the diameter of the first convection hole is D1, and D1 is not less than 6cm and not more than 10 cm;
the diameter of the second convection hole is D2, and the diameter of the second convection hole is not less than 3cm and not more than 7cm and not more than D2.
4. The energy-saving machine room constant-temperature constant-humidity cooling circulation system as claimed in claim 2, wherein the distance between the first wind deflector and the floor static pressure box is H1, and H1 is more than or equal to 30cm and less than or equal to 60 cm;
the distance between the second wind baffle and the floor static pressure box is H2, and H2 is more than or equal to 90cm and less than or equal to 120 cm.
5. The constant-temperature and constant-humidity cooling circulation system of an energy-saving machine room as claimed in claim 1, wherein a louver is arranged at the air outlet of the floor plenum box.
6. The energy-saving machine room constant-temperature and constant-humidity cooling circulation system as claimed in any one of claims 1 to 5, further comprising a heat collection cover disposed at the upper end of the cabinet, wherein the heat collection cover is disposed adjacent to the upper ventilation opening, the heat collection cover is provided with an air outlet, and the air outlet is communicated with the air draft channel.
7. The energy-saving machine room constant-temperature constant-humidity cooling circulation system of claim 6, wherein the heat collecting cover comprises a first connecting plate connected with the machine cabinet and a second connecting plate connected with the first connecting plate at an included angle, and the second connecting plate is provided with the air outlet.
8. The energy-saving machine room constant temperature and humidity cooling circulation system of claim 7, wherein the first connecting plate and the second connecting plate are arranged at a right angle.
9. The energy-saving machine room constant temperature and humidity cooling circulation system of claim 7, further comprising a temperature sensor disposed on the heat collecting cover, wherein the temperature sensor is used for detecting the air temperature of the air outlet.
10. The energy-saving machine room constant temperature and humidity cooling circulation system of claim 9, further comprising a controller, wherein an exhaust fan electrically connected to the controller is disposed in the exhaust channel, the controller is electrically connected to the temperature sensor, and when the temperature sensor exceeds a predetermined value, the controller controls the exhaust fan to operate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922229126.7U CN211400152U (en) | 2019-12-11 | 2019-12-11 | Energy-saving machine room constant-temperature constant-humidity cooling circulation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922229126.7U CN211400152U (en) | 2019-12-11 | 2019-12-11 | Energy-saving machine room constant-temperature constant-humidity cooling circulation system |
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| CN211400152U true CN211400152U (en) | 2020-09-01 |
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| CN201922229126.7U Active CN211400152U (en) | 2019-12-11 | 2019-12-11 | Energy-saving machine room constant-temperature constant-humidity cooling circulation system |
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