CN114071948A - Container data center air conditioning system and integrated air conditioning unit - Google Patents
Container data center air conditioning system and integrated air conditioning unit Download PDFInfo
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- CN114071948A CN114071948A CN202010791826.XA CN202010791826A CN114071948A CN 114071948 A CN114071948 A CN 114071948A CN 202010791826 A CN202010791826 A CN 202010791826A CN 114071948 A CN114071948 A CN 114071948A
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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
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/20718—Forced ventilation of a gaseous coolant
- H05K7/20745—Forced ventilation of a gaseous coolant within rooms for removing heat from cabinets, e.g. by air conditioning device
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Abstract
The invention relates to a container data center air conditioning system and an integrated air conditioning unit, which comprise an integrated air conditioning unit arranged at the top of a box body, wherein a fresh air introducing device is integrated on the air conditioning unit, introduced fresh air is sent into the box body, an outdoor temperature monitoring module is arranged in a controller of the air conditioning unit, when the outdoor temperature meets a set condition, a compressor and a condensing fan of the air conditioning unit are controlled to stop, meanwhile, the fresh air introducing device is controlled to be opened, and the introduced fresh air is utilized to cool a cabinet. The invention does not occupy the space in the box body, is easy to install and maintain in daily life, can reduce the energy consumption of the air conditioning system and improve the energy-saving effect.
Description
Technical Field
The invention relates to the technical field of data center air conditioning, in particular to a container data center air conditioning system and an integrated air conditioning unit.
Background
At present, the miniature container data center is approved and accepted, and the unique miniature design of the miniature container data center is suitable for the application of small and medium enterprises and institutions. At present, standard inter-row air conditioners are mostly adopted for cooling the IT equipment in a 40-foot container data machine room, the inter-row air conditioners occupy the space of an IT equipment cabinet and need to be arranged together with the IT equipment cabinet, the space of the machine room and the equipment installation time are wasted, and in the follow-up equipment maintenance, the problem of difficult operation and equipment fault maintenance are caused due to narrow space. In addition, in order to ensure that the temperature required by the normal operation of the IT equipment is maintained in the container data center, the air conditioner needs to continuously operate all the year round, so that the energy consumption of the container data center is greatly increased.
Disclosure of Invention
The invention mainly solves the technical problem of providing the container data center air conditioning system which does not occupy the space in a box body, is easy to install and maintain in daily life, can reduce the energy consumption of the air conditioning system and improves the energy-saving effect.
The invention mainly solves the technical problem of providing the integrated air conditioning unit which has a simple structure and reasonable layout and can meet the temperature control requirement of a data center.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a container data center air conditioning system, is including installing the integral type air conditioning unit at the box top the last integration of air conditioning unit has new trend introducing device, and the new trend of introducing is sent into in the box, is provided with outdoor temperature monitoring module in air conditioning unit's controller, and when outdoor temperature satisfied the settlement condition, control air conditioning unit's compressor and condensation fan shut down, and the new trend introducing device of simultaneous control is opened, utilizes the new trend of introducing to cool down for the rack.
Further, the set condition is that the outdoor temperature is less than or equal to a first set temperature and/or the difference between the outdoor temperature and the temperature in the box is greater than or equal to a second set temperature.
Furthermore, the fresh air introducing device is a fresh air port arranged on the shell of the air conditioning unit, a fresh air valve is arranged at the fresh air port, and introduced fresh air is delivered into the box body by utilizing an air supply path of the air conditioning unit.
Further, an air exhaust device for exhausting air outwards is integrally installed on the air conditioning unit, the air exhaust device is an air outlet arranged on the shell of the air conditioning unit, an air exhaust air valve and an air exhaust fan are installed at the air outlet, and the air outlet is communicated with the box body through a return air inlet of the air conditioning unit or is communicated with the box body through an air inlet independently arranged on the shell.
Further, a pressure monitoring module for monitoring the pressure in the box body is arranged in a controller of the air conditioning unit, and when the pressure in the box body reaches a set pressure, the air exhaust device is controlled to be opened to exhaust air outwards.
Furthermore, two sides of the cabinet in the box body are configured into a cold channel and a hot channel which are relatively independent, the cold channel is communicated with an air supply outlet of the air conditioning unit, and the hot channel is communicated with an air return inlet of the air conditioning unit.
The other technical scheme of the invention is as follows:
the utility model provides an integral type air conditioning unit, includes the casing, separates into indoor side and outdoor side through the median septum in the casing, indoor side and outdoor side are arranged along box length direction the width direction of following the box in the indoor side sets gradually air supply chamber, new trend chamber and return air chamber, sets up the supply-air outlet on the casing in air supply chamber, installs evaporimeter and forced draught blower at the air supply intracavity, sets up the fresh air inlet on the casing in new trend chamber, installs new trend air valve in new trend department, sets up the return air inlet on the casing in return air chamber be provided with the return air controlling means who is used for controlling return air route break-make between return air inlet and the new trend chamber be provided with the air exit on the casing, install the air discharge valve and the fan of airing exhaust in air exit department.
Furthermore, the return air control device comprises a return air cavity partition plate arranged between the fresh air cavity and the return air cavity, an opening for communicating the return air cavity with the fresh air cavity is formed in the return air cavity partition plate, and a return air valve for controlling the opening to be opened and closed is arranged at the opening; or the air return control device is an air return valve arranged at the air return opening.
Furthermore, the air outlet is arranged on the shell of the air return cavity, and the box body is communicated with the air outlet by utilizing the air return inlet; or the air outlet is arranged on the shell on the outdoor side, and an air port is independently arranged on the shell on the outdoor side corresponding to the air outlet and used for communicating the box body with the air outlet.
Further, the evaporator is of a V-shaped structure, the bending side of the evaporator faces the air inlet side, and the air feeder is installed in the space surrounded by the V-shaped evaporator.
In summary, compared with the prior art, the container data center air conditioning system and the integrated air conditioning unit provided by the invention have the following advantages:
(1) the integrated air conditioning unit is arranged at the top of the box body, does not occupy the space inside the container, provides space for the capacity expansion of a machine room, and is easy to install and maintain daily.
(2) According to the invention, the fresh air introducing device is integrated on the air conditioning unit, when the outdoor temperature is lower, the fresh air is used for directly cooling the cabinet, the compressor and the condensing fan are controlled to stop, the energy consumption of the air conditioning system can be greatly reduced, and the energy-saving effect is improved.
(3) According to the invention, the cold channel and the hot channel which are relatively independent are arranged on the two sides of the cabinet, and cold air can enter the hot channel on the other side only through the middle cabinet to form air circulation of feeding back upwards, so that the heat exchange efficiency of the cabinet is improved, and the operation reliability of the cabinet equipment is improved.
(4) The integrated air conditioning unit provided by the invention has the advantages that the structure is simple, the layout is reasonable, multiple functions are integrated, the air supply cavity, the fresh air cavity and the air return cavity are arranged in a straight shape along the transverse direction of the box body, and the fresh air port and the air outlet are integrally installed, so that the refrigeration efficiency and the energy-saving effect are favorably improved, and the temperature control requirement of a data center is met.
Drawings
FIG. 1 is a schematic diagram of the air conditioning system configuration of the present invention;
fig. 2 is a schematic diagram of the overhead air conditioning unit of the present invention.
As shown in fig. 1 and fig. 2, the cabinet 1, the cabinet 2, the overhead air conditioning unit 3, the air inlet 4, the air outlet 5, the cold air duct 6, the hot air duct 7, the partition plate 8, the housing 9, the mounting feet 10, the middle partition plate 11, the indoor side 12, the outdoor side 13, the compressor 14, the condenser 15, the condensing fan 16, the throttling element 17, the air supply chamber 18, the fresh air chamber 19, the return air chamber 20, the fresh air outlet 21, the fresh air valve 22, the air blower 23, the air outlet 24, the exhaust air valve 25, the exhaust air fan 26, the return air chamber partition plate 27, the return air valve 28, the evaporator 29, the electric heater 30, the electric control box 31, the filter device 32, the humidifying device 33, and the electric connector 34.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings:
example one
As shown in fig. 1, the present embodiment provides a container data center air conditioning system for regulating the temperature of a container data center. The container data center comprises a box body 1, a cabinet 2 is installed in the box body 1, and the cabinet 2 comprises a power distribution cabinet, a server, a switch and the like.
The air conditioning system comprises an integrated air conditioning unit 3 arranged at the top of a box body 1, wherein the integrated air conditioning unit 3 is integrally arranged above the top plate of the box body 1 and is arranged in a top-mounted mode. The air conditioning unit 3 is provided with an air supply outlet and an air return inlet (not marked in the figure), an air inlet 4 and an air outlet 5 are arranged on the top plate of the box body 1, and the air inlet 4 and the air outlet 5 are correspondingly connected with the air supply outlet and the air return inlet of the air conditioning unit 3. Air inlet 4 and air outlet 5 pass through sealing flange dish fixed connection respectively with air supply outlet and the return air inlet of air conditioning unit 3 between, guarantee the sealed effect of junction, guarantee the suitability of air conditioning unit 3 in sleet weather, got rid of because of the risk of air conditioner interface to leaking in the computer lab.
The two sides of the cabinet 2 in the box body 1 are configured into a cold channel 6 and a hot channel 7 which are relatively independent, the cold channel 6 and the hot channel 7 are separated by a partition plate 8 arranged between the periphery of the cabinet 2 and the inner surface of the box body 1, the top of the cold channel 6 is communicated with the air inlet 4, the top of the hot channel 7 is communicated with the air outlet 5, and materials such as heat insulation cotton can be further arranged on the partition plate 8 to avoid heat transfer at the partition plate 8 and reduce energy loss. The cold air after the air conditioning unit 3 handles gets into in the cold passageway 6 on right side through the air intake 4 at top, because the periphery is separated by baffle 8, cold air can only get into the hot passageway 7 of opposite side through rack 2 in the middle of, flow back to the air conditioning unit in from the air outlet 5 at hot passageway 7 top at last, form the air cycle of going back on the top of sending in the box 1, rack 2 carries out abundant heat exchange with the cold air, be favorable to promoting the heat exchange efficiency of rack 2, improve the operational reliability of rack equipment.
The air conditioning system is also provided with a fresh air introducing device which is used for directly introducing fresh air into the box body 1 when the outdoor temperature is lower and cooling the cabinet 2 in the box body 1 by utilizing the fresh air with lower temperature. The fresh air introducing device can adopt a fresh air port arranged on the box body 1, and a fresh air valve and a fresh air fan are arranged at the fresh air port. In this embodiment, in order to simplify the structures of the box 1 and the air conditioning unit 3, the fresh air introducing device is integrated on the integrated air conditioning unit 3, the fresh air is sent into the box 1 by using the air supply path of the air conditioning unit 3, and the introduced fresh air is sent into the box 1 through the air supply outlet of the air conditioning unit 3 and the air inlet 4 on the box 1 under the action of the air feeder.
An outdoor temperature monitoring module is arranged in a controller of the air conditioning unit 3 and is connected with an outdoor temperature sensor to detect the outdoor environment temperature in real time. When detecting that outdoor temperature T satisfies the set condition, outdoor temperature monitoring module control new trend introducing device opens, and at this moment, the forced draught blower in the air conditioning unit 3 is opened, utilizes in the forced draught blower introduces the new trend into box 1, controls compressor and the condensing fan in the air conditioning unit 3 simultaneously and stops, and the return air route breaks off, only utilizes the lower new trend of the temperature of introducing to cool down for rack 2, is favorable to reducing the required energy consumption of air conditioning system operation by a wide margin like this. The set conditions are that the outdoor temperature T is less than or equal to a first set temperature Ts1, and/or the difference Delta T between the outdoor temperature T and the temperature Tn in the box is greater than or equal to a second set temperature Ts2, and the fresh air introducing device is turned on when one of the conditions is met.
Utilize when the new trend cooling because the return air route breaks off, in this process, the pressure in the box 1 can rise along with it, can influence the normal operating of 2 equipment of rack when pressure is too high. In this embodiment, in order to solve this problem, an air exhaust device is also integrally installed on the air conditioning unit 3. The exhaust device can adopt an exhaust outlet arranged on the box body 1, and an exhaust air valve and an exhaust fan are arranged at the exhaust outlet. In this embodiment, in order to simplify the structure of box 1 and air conditioning unit 3, integrate exhaust device on integral type air conditioning unit 3, the air in box 1 passes through air outlet 5 at box 1 top and gets into air conditioning unit 3 in, discharges through exhaust device again.
The controller is internally provided with a positive pressure monitoring module for monitoring the pressure in the box body 1, and the positive pressure monitoring module is connected with a pressure sensor arranged in the box body 1. When the pressure P in the box body 1 reaches the set pressure Ps, the positive pressure monitoring module controls the positive pressure exhaust device to open and exhaust air outwards so as to reduce the air pressure in the box body 1, and after the pressure in the box body 1 recovers to a normal range, the exhaust air stops, so that the effect of fresh air cooling is ensured while the pressure in the box body 1 is always kept in a working pressure range.
Specifically, the first set temperature Ts1 may be set according to cooling requirements of data centers in different seasons, for example, the first set temperature Ts1 may be set to 10 ℃, and the second set temperature Ts2 may also be set to 10 ℃, that is, when the outdoor temperature T is less than or equal to 10 ℃, or when the difference Δ T between the outdoor temperature T and the internal temperature Tn is greater than or equal to 10 ℃, and one of the conditions is met, the controller in the air conditioning unit 3 controls the compressor of the air conditioning unit 3 to stop, the condensing fan to stop, the return air path to be disconnected, the blower to be started, and low-temperature fresh air to be sent into the box 1 through the air supply outlet of the air conditioning unit 3 and the air inlet 4 on the box 1, so as to cool the cabinet 2.
Along with the introduction of fresh air, the pressure in the container body 1 rises, when the pressure P in the container body 1 is larger than or equal to the set pressure Ps, if the set pressure Ps is selected to be 20Pa, when the pressure P is larger than or equal to 20Pa, the air exhaust device is controlled to be started, and the air in the container body 1 enters the air conditioning unit 3 through the air outlet 5 at the top of the container body 1 and is exhausted through the air exhaust device. And after the pressure in the box body 1 is restored to be within a normal range, stopping exhausting.
As shown in fig. 2, an integrated air conditioning unit 3 is also provided in the embodiment, and is integrally installed above the top plate of the container body 1. Air conditioning unit 3 includes casing 9, casing 9 is by the bottom plate, curb plate and roof (not shown in the figure) all around are constituteed, bottom plate and curb plate welding concatenation, sealing connection between roof and the curb plate, the turn-ups outwards has at the top of curb plate, sealed recess has on the turn-ups, install joint strip in sealed recess, pass through screw fixed connection between the turn-ups of roof and curb plate, joint strip is compressed tightly and realizes sealing connection after the roof lock, ensure air conditioning unit 3 in the suitability of sleet weather, the risk of leaking in to the computer lab because of air conditioner interface has been got rid of.
Four mounting feet 10 are mounted on the housing 9, and the mounting feet 10 are fixed on a top cross beam of the container body 1 through bolts. The rubber shock absorber is arranged in the mounting foot 10 to improve the shock resistance of the air conditioning unit 3.
The interior of the casing 9 is partitioned into an indoor side 12 and an outdoor side 13 by a partition plate 11, and the indoor side 12 and the outdoor side 13 are arranged along the longitudinal direction of the casing 1. The condenser 14, the condenser 15 and the multiple condensing fans 16 are installed in the outdoor side 13, condensing air inlets (not marked in the figure) are formed in side plates of the shell, the condenser 15 is installed at a position close to the condensing air inlets, the condenser 15 extends in the width direction of the box body 1, condensing air outlets are formed in a top plate of the shell 9, the condensing fans 16 are preferably three, the three condensing fans 16 are installed between the condenser 15 and the middle partition plate 11, the three condensing fans 16 also extend in the width direction of the box body 1, and the compressor 14 is installed in a space below the space between the two condensing fans 16. In this embodiment, the compressor 14 and the condensing fan 16 both use inverter motors, which greatly improves the energy saving effect of the air conditioner, but is not limited to inverter motors.
An air supply cavity 18, a fresh air cavity 19 and an air return cavity 20 are sequentially arranged in the indoor side 12 along the width direction of the box body 1, and the air supply cavity 18, the fresh air cavity 19 and the air return cavity 20 are arranged in a straight shape. The bottom plate of the air supply cavity 18 is provided with an air supply outlet which is fixedly connected with the air inlet 4 at the top of the box body 1 through a sealing flange. Offer fresh air mouth 21 on the curb plate of new trend chamber 19, install new trend blast gate 22 and rainwater separator on new trend blast gate 21, the switching of new trend blast gate 22 control new trend blast gate 21, in rainwater separator can effectively avoid outdoor rainwater to get into new trend chamber 19, new trend blast gate 21, new trend blast gate and forced draught blower 23 constitute new trend introducing device.
And a bottom plate of the air return cavity 20 is provided with an air return inlet, and the air return inlet is fixedly connected with an air outlet 5 at the top of the box body 1 through a sealing flange. Meanwhile, an air outlet 24 is formed in a side plate of the air return cavity 20, an air exhaust valve 25 and a rainwater separator are installed at the air outlet 24, the air exhaust valve 25 controls the opening and closing of the air outlet 24, the rainwater separator can effectively prevent outdoor rainwater from entering the air return cavity 20, and the fresh air inlet 21 and the air outlet 24 are respectively arranged on two adjacent side plates. An exhaust fan 26 is also installed at the exhaust port 24, and the exhaust fan 26 is installed inside the exhaust air valve 25 and the rain water separator. The air outlet 24, the air exhaust valve 25 and the air exhaust fan 26 form an air exhaust device.
A return air control device for controlling the on-off of a return air passage is arranged between the return air inlet and the fresh air cavity 19, in the embodiment, the return air control device comprises a return air cavity partition plate 27 arranged between the fresh air cavity 19 and the return air cavity 20, an opening for communicating the return air cavity 20 with the fresh air cavity 19 is formed in the return air cavity partition plate 27, the opening is arranged opposite to the air outlet 24, and a return air valve 28 for controlling the on-off of the opening is arranged at the opening. In this embodiment, the air outlet 24 and the air return inlet are both disposed in the air return cavity 20, the air return valve 28 is disposed inside the air return cavity 20, the air return valve 28 is opened, the air exhaust valve 25 is closed to communicate the air return inlet with the fresh air cavity 19 and the air supply cavity 18, so as to form air circulation in the box body 1, the air exhaust valve 25 is opened, the air return inlet is closed to communicate with the air outlet 24, so as to form an air flow path for positive pressure air exhaust, so that functions of air return and air exhaust can be realized, and the structure of the air conditioning unit 3 is simplified.
The evaporator 29, the blower 23, and the throttle element 17 are mounted in the blowing chamber 18, but in the present embodiment, the evaporator 29 is preferably formed in a V-shape, and the bent side of the evaporator 29 faces the intake side of the fresh air or the return air. The evaporator 29 adopts a V-shaped structure, so that the heat exchange area of the evaporator 29 is greatly increased, the refrigerating capacity of the air conditioner is improved, the use of the IT cabinet 2 with high heat density can be realized, the redundancy of air conditioner load design is improved, and the high reliability of the running environment of the internal equipment of the cabinet 2 is improved. The blower 23 is installed in the space surrounded by the V-shaped evaporator 29, and an electric heater 30 for heating the inside of the cabinet 1 in winter is installed between the blower 23 and the evaporator 29 (i.e., the intake side of the blower 23).
The electric control box 31 is installed in the fresh air cavity 19, the electric control box 31 is over against the fresh air opening 21, and is over against the return air valve 28 on the return air cavity partition plate 27, when fresh air is introduced, the electric control box 31 is cooled by the fresh air, and when the air conditioning unit 3 is closed and cooled by the fresh air, the electric control box 31 is cooled by the return air in the box body 1. The electric connector 34 is mounted on the side plate of the shell 12, and the electric connector 34 adopts a high-sealing performance electric connector to directly supply power to the electric control box 31 of the air conditioner, so that the operation is easy, and the risk of water leakage and electric leakage of the air conditioner is avoided.
A filter device 32 is arranged between the air supply cavity 18 and the fresh air cavity 19, so that all fresh air or return air can be fed into the box body 1 through the air inlet 4 after being filtered by the filter device 32. The filter device 32 adopts a G4 grade air filter screen, so that the air inside the container is ensured to be clean, and the equipment is prevented from short circuit caused by dust.
In this embodiment, the air supply chamber 18 is further integrally provided with a humidifying device 33, the humidifying device 33 is installed in the air supply chamber 18, any humidifier in the prior art can be adopted, and a humidity sensor is installed in the box body 1, when the humidity in the box body 1 is lower than a set value, the humidifier is started, and moisture is sent into the box body 1 under the action of the air supply blower 23, so that the environment in the box body 1 is kept in a specified humidity range, and normal operation of equipment in the cabinet 2 is ensured.
The operation of the air conditioning system is described in detail as follows:
an outdoor temperature monitoring module in the controller of the air conditioning unit 3 monitors the outdoor temperature in real time, and when the outdoor temperature T is greater than a first set temperature Ts1(10 ℃), or when the difference delta T between the outdoor temperature T and the temperature Tn in the box is less than a second set temperature Ts2(10 ℃), the air conditioning unit 3 is controlled to work in a normal mode.
In the normal mode, the normal refrigeration operation of the air conditioning unit 3 is controlled according to the difference value between the temperature in the box and the set temperature, in the process, the controller controls the compressor 14, the condensing fan 16 and the blower 23 to start and work, and simultaneously controls the fresh air valve 22 and the exhaust air valve 25 to be closed, the exhaust fan 26 to be stopped, and the return air valve 28 to be opened. The return air in the box 1 is under the effect of forced draught blower 23, get into return air chamber 20 through air outlet 5 at box 1 top and the return air inlet of air conditioning unit 3, rethread return air valve 28 gets into new trend chamber 19, get into in the air supply chamber 18 through filter equipment 32 again, in the cold passageway 6 of box 1 is sent into through the supply-air outlet of air conditioning unit 3 and the air intake 4 at box 1 top in proper order again under the effect of forced draught blower 23, cold air passes through rack 2, for the cooling of rack 2, get into the hot aisle 7 of opposite side, air outlet 5 from the top flows the inside that adds air conditioning unit 3 at last, form air cycle.
When the outdoor temperature T is less than or equal to 10 ℃ or the difference delta T between the outdoor temperature T and the temperature Tn in the box is greater than or equal to 10 ℃, the controller in the air conditioning unit 3 controls the compressor 14 of the air conditioning unit 3 to stop and the condensing fan 16 to stop, the blower 23 still normally works, and simultaneously controls the fresh air valve 22 to open, the exhaust air valve 25 and the return air valve 28 to close and the exhaust air fan 26 to stop. Under the action of the blower 23, low-temperature air in the outdoor environment enters the fresh air cavity 19 through the fresh air inlet 21, then enters the air supply cavity 18 through the filter device 32, and then is sequentially sent into the cold channel 6 of the box body 1 through the air supply outlet of the air conditioning unit 3 and the air inlet 4 at the top of the box body 1 under the action of the blower 23, and the fresh air passes through the cabinet 2 to cool the cabinet 2.
With the introduction of fresh air, the pressure in the box body 1 rises, when the pressure P in the container body 1 is more than or equal to 20Pa, the air exhaust fan 26 is started and the air exhaust air valve 25 is opened, the air in the box body 1 enters the air return cavity 20 of the air conditioning unit 3 through the air outlet 5 at the top of the box body 1 and is exhausted through the air outlet 24 at one side and the air exhaust air valve 25. And when the pressure in the box body 1 is restored to be within the normal range, controlling the exhaust fan 26 to stop and closing the exhaust air valve 25.
The invention has the following advantages:
(1) the invention adopts the overhead air conditioning unit to be arranged above the box body, does not need to occupy the space inside the container, ensures that more cabinets can be arranged in the box body 1, provides space for the capacity expansion of a machine room, is easy to install and maintain daily, can realize the advance preassembly of the air conditioning unit, reduces the risk of conflict with the installation of IT equipment, and does not influence the equipment in the box body during maintenance.
(2) The fresh air introducing device is integrated on the air conditioning unit, so that the fresh air cooling function is realized, the free switching between the fresh air cooling function and the indirect evaporation cooling function can be realized, when the outdoor temperature is low, the fresh air is used for directly cooling the cabinet, the compressor and the condensing fan are controlled to stop, and when the outdoor temperature is high, the air conditioning unit is used for cooling, so that the energy consumption of the air conditioning system can be greatly reduced, and the energy-saving effect is improved.
(3) According to the invention, the cold channel and the hot channel which are relatively independent are arranged on the two sides of the cabinet, so that the cold channel and the hot channel are separated, cold air can enter the hot channel on the other side only through the middle cabinet, and air circulation of upward feeding and upward returning is formed, thereby being beneficial to improving the heat exchange efficiency of the cabinet and improving the operation reliability of equipment of the cabinet.
(4) The overhead air conditioning unit provided by the invention has the advantages of simple structure, reasonable layout and integration of multiple functions, the air supply cavity, the fresh air cavity and the return air cavity are arranged in a straight shape along the transverse direction of the box body, and the fresh air port and the air outlet are integrally installed, so that the refrigeration efficiency and the energy-saving effect are favorably improved, and the temperature control requirement of a data center is met.
(5) The air conditioning unit provided by the invention can realize all functions of humidification, heating, air supply and the like required by cooling in the current data machine room industry, and meanwhile, the indoor unit and the outdoor unit of the equipment are integrated, so that the pre-assembly is convenient, and the labor cost is saved.
Example two:
the difference from the first embodiment is that in the present embodiment, an air outlet 24 for exhausting air to the outside is provided on the casing 9 on the outdoor side, an air port is separately provided on the bottom plate of the casing on the outdoor side corresponding to the air outlet 24, and an air port is also provided on the top of the box body 1 corresponding to the air outlet for communicating the box body 1 with the air outlet 24. In the structure, the shell of the return air cavity 20 is not provided with an air outlet, and a return air valve for controlling the on-off of a return air passage can be directly arranged at the position of the return air outlet.
Example three:
the difference from the first embodiment is that, in the present embodiment, the integrated air conditioning unit 3 may adopt an embedded installation manner, that is, the air conditioning unit 3 is partially embedded inside the top of the box 1, that is, above the cabinet 2, and the top cover of the air conditioning unit 3 is installed outside the box 1, which is advantageous to reduce the installation height of the air conditioning unit 3.
In this structure, fresh air inlet 21 and air outlet 24 are installed on the top cover of air conditioning unit 3, and a rainwater collection chamber is provided on the bottom plate of air conditioning unit 3, and the rainwater collection chamber is connected with a drain pipe, and the drain pipe is connected to the outside of the box body. Rainwater entering from the fresh air inlet 21 and the air outlet 24 is collected in the rainwater collection cavity and enters the outside of the box body through the drain pipe.
Similar solutions can be derived from the solution given in the figures, as described above. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.
Claims (10)
1. A container data center air conditioning system characterized in that: including installing the integral type air conditioning unit at the box top the last integration of air conditioning unit has new trend introducing device, and the new trend of introducing is sent into in the box, is provided with outdoor temperature monitoring module in air conditioning unit's controller, when outdoor temperature satisfied the settlement condition, and control air conditioning unit's compressor and condensation fan shut down, and the new trend introducing device of simultaneous control is opened, utilizes the new trend of introducing to cool down for the rack.
2. The container data center air conditioning system of claim 1, wherein: the set condition is that the outdoor temperature is less than or equal to a first set temperature and/or the difference between the outdoor temperature and the temperature in the box is greater than or equal to a second set temperature.
3. The container data center air conditioning system of claim 1, wherein: the fresh air introducing device is a fresh air port arranged on the shell of the air conditioning unit, a fresh air valve is arranged at the fresh air port, and introduced fresh air is delivered into the box body by utilizing an air supply path of the air conditioning unit.
4. The container data center air conditioning system of claim 3, wherein: an air exhaust device for exhausting air outwards is integrally installed on the air conditioning unit, the air exhaust device is an air outlet arranged on a shell of the air conditioning unit, an air exhaust air valve and an air exhaust fan are installed at the air outlet, and the air outlet is communicated with the box body through a return air inlet of the air conditioning unit or is communicated with the box body through an air inlet independently arranged on the shell.
5. The container data center air conditioning system of claim 4, wherein: a pressure monitoring module for monitoring the pressure in the box body is arranged in a controller of the air conditioning unit, and when the pressure in the box body reaches a set pressure, the air exhaust device is controlled to be opened to exhaust air outwards.
6. A container data center air conditioning system according to any one of claims 1 to 5, wherein: the two sides of the cabinet in the box body are configured into a cold channel and a hot channel which are relatively independent, the cold channel is communicated with an air supply outlet of the air conditioning unit, and the hot channel is communicated with an air return inlet of the air conditioning unit.
7. The utility model provides an integral type air conditioning unit, includes the casing, separates into indoor side and outdoor side through the median septum in the casing, its characterized in that: indoor side and outdoor side are arranged along box length direction set gradually air supply chamber, new trend chamber and return air chamber along the width direction of box in the indoor side, set up the supply-air outlet on the casing in air supply chamber, at the installation evaporimeter of air supply intracavity and forced draught blower, set up the new wind gap on the casing in new trend chamber, locate to install new trend air valve at new wind gap, set up the return air inlet on the casing in return air chamber be provided with the return air controlling means who is used for controlling return air route break-make between return air inlet and the new trend chamber be provided with the air exit on the casing, install the air exhaust air valve and the fan of airing exhaust in air exit.
8. An integrated air conditioning unit as set forth in claim 7, wherein: the air return control device comprises an air return cavity partition plate arranged between the fresh air cavity and the air return cavity, an opening for communicating the air return cavity with the fresh air cavity is formed in the air return cavity partition plate, and an air return valve for controlling the opening and the closing of the opening is arranged at the opening; or the air return control device is an air return valve arranged at the air return opening.
9. An integrated air conditioning unit as set forth in claim 7, wherein: the air outlet is formed in the shell of the air return cavity, and the box body is communicated with the air outlet through the air return inlet; or the air outlet is arranged on the shell on the outdoor side, and an air port is independently arranged on the shell on the outdoor side corresponding to the air outlet and used for communicating the box body with the air outlet.
10. An integrated air conditioning unit as set forth in claim 7, wherein: the evaporator is of a V-shaped structure, the bending side of the evaporator faces the air inlet side, and the air feeder is arranged in the space surrounded by the V-shaped evaporator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010791826.XA CN114071948A (en) | 2020-08-08 | 2020-08-08 | Container data center air conditioning system and integrated air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010791826.XA CN114071948A (en) | 2020-08-08 | 2020-08-08 | Container data center air conditioning system and integrated air conditioning unit |
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| Publication Number | Publication Date |
|---|---|
| CN114071948A true CN114071948A (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010791826.XA Pending CN114071948A (en) | 2020-08-08 | 2020-08-08 | Container data center air conditioning system and integrated air conditioning unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117141948A (en) * | 2023-10-30 | 2023-12-01 | 江苏泰润物流装备有限公司 | Chemical storage container |
-
2020
- 2020-08-08 CN CN202010791826.XA patent/CN114071948A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117141948A (en) * | 2023-10-30 | 2023-12-01 | 江苏泰润物流装备有限公司 | Chemical storage container |
| CN117141948B (en) * | 2023-10-30 | 2024-02-13 | 江苏泰润物流装备有限公司 | Chemical storage container |
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