CN104602482B - The refrigeration control method of cabinet and cabinet, apparatus and system - Google Patents

The refrigeration control method of cabinet and cabinet, apparatus and system Download PDF

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Publication number
CN104602482B
CN104602482B CN201310530077.5A CN201310530077A CN104602482B CN 104602482 B CN104602482 B CN 104602482B CN 201310530077 A CN201310530077 A CN 201310530077A CN 104602482 B CN104602482 B CN 104602482B
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China
Prior art keywords
cabinet
air
temperature
conditioning
passage
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CN104602482A (en
Inventor
罗筱如
冉启坤
李星
彭占占
张晓杰
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Vertiv Tech Co Ltd
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Vertiv Tech Co Ltd
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Abstract

The present invention relates to technical field of refrigeration equipment, a kind of cabinet and a kind of refrigeration control method of cabinet, apparatus and system are disclosed.The cabinet includes the closed cabinet for having front door and back door, carrier and air-conditioning in the cabinet for carrying electronic equipment, wherein, the carrier is provided with the plugging plate for blocking gap between the electronic equipment and the cabinet towards the front door on one side, the front door forms first passage with the carrier, the back door forms second channel with the carrier, the air outlet of the air-conditioning is communicated with the first passage, and the return air inlet of the air-conditioning is communicated with the second channel.In cabinet of the present invention, since air-conditioning is located at closed interior of equipment cabinet, interior with second channel in first passage when being recycled in refrigeration is respectively cold airflow and thermal current, the cabinet of the present invention can keep apart hot and cold air, therefore, the refrigerating efficiency of cabinet can be improved, and reduce the energy consumption for cooling of cabinet.

Description

The refrigeration control method of cabinet and cabinet, apparatus and system
Technical field
The present invention relates to technical field of refrigeration equipment, more particularly to a kind of cabinet and a kind of refrigeration control side of cabinet Method, apparatus and system.
Background technology
Modular data center is a kind of novel data center's pattern, because with being easy to extend, be easy to standardization, construction The advantages that simple and floor space is small, which is becoming increasingly popular.Modular data center is in each module list It is first internal by information technoloy equipment(Such as server), power supply, cabinet, refrigeration, comprehensive wiring, security protection and fire-fighting equipment etc. be integrated in Together, relatively independent data center is formed.
The cabinet type currently mostly used is the installation column of the inside setting standard of cabinet, and cabinet is front and back to use mesh Door, cabinet inner electronic equipment realize the function that electron equipment cools down by the airflow circulating of air outside air in cabinet and cabinet.It is this Cabinet has only served the effect of rack load-bearing when in use, can not achieve the effect of the cooling of cabinet electron equipment, uses this One outfit refrigeration system must also be set while kind cabinet in computer room, and therefore, such data center not only puts into This height, and need that entire data center freeze during use to maintain the normal of cabinet inner electronic equipment Work, the utilization ratio of the energy are very low.Meanwhile existing rack cabinet is without dust prevention, in data center in use, Dust can take to from outside cabinet in electronic equipment with air-flow, influence the service life of electronic equipment, and the accumulation of long-time dust is also easy to Cause electronic equipment to damage, results in greater loss.To solve existing issue, have at present a kind of with closed built-in circulated air The rack-mounted standard cabinet in road, as shown in FIG. 1, FIG. 1 is the structures of the rack-mounted standard cabinet of circulation air path built in the prior art Schematic diagram, the rack-mounted standard cabinet include cabinet 1, the air-conditioning 2 being located in cabinet 1, and what is communicated with the air outlet 3 of air-conditioning 2 is logical Wind pipeline 4, wherein air-conditioning 2 is set to the top of cabinet 1, and ventilation shaft 4 is set to along cabinet short transverse in cabinet 1, when need When cooling down to cabinet, air-conditioning 2 generates cold wind, enters ventilation shaft 4 by air outlet 3, cold wind goes out from ventilation shaft 4 Mouth outflow, and from the bottom of cabinet 1 across the air inlet of the arrival air-conditioning 2 of electronic equipment 5.Although this cabinet can solve front and back The problems such as not dust-proof for the cabinet of mesh door, but there are also new problems, such as cold air from bottom of cabinet bulk to top during Temperature gradually rises, poor for the refrigeration effect of the electronic equipment at top, and hot and cold air is unable to high degree of isolation, system Refrigerating efficiency is relatively low, and the power consumption of refrigeration equipment is larger.
Drawback of the prior art is that hot and cold air hybrid refrigeration, refrigerating efficiency is relatively low, and the power consumption of refrigeration equipment is larger.
Invention content
The present invention provides a kind of cabinet and a kind of refrigeration control method of cabinet, apparatus and systems, to improve cabinet Refrigerating efficiency, and reduce the energy consumption for cooling of cabinet.
Cabinet of the present invention includes the closed cabinet with front door and back door, is located in the cabinet and carries electronic equipment Carrier and air-conditioning, wherein the carrier towards the front door be provided on one side for block the electronic equipment with The plugging plate in gap between the cabinet, the front door form first passage, the back door and the carrying with the carrier Frame forms second channel, and the air outlet of the air-conditioning is communicated with the first passage, the return air inlet of the air-conditioning and described second Channel communicates.
In the technical solution of the present invention, since the carrier of carrying electronic equipment and the front door of cabinet and back door are respectively formed First passage and second channel, first passage are communicated with the air outlet of air-conditioning, and second channel is communicated with the return air inlet of air-conditioning, because This, from air outlet flow out cold air flow through first passage be horizontally through electronic equipment flow into again second channel formed thermal current, heat Air-flow is sucked by return air inlet again, therefore while being recycled in cold airflow and thermal current in closed cabinet can be exchanged heat with high degree of isolation Efficiency is higher, and hot and cold air mixing is avoided to lead to scattering and disappearing for cold air, it is thus possible to improve the refrigerating efficiency of cabinet, and reduce machine The energy consumption for cooling of cabinet.Also, since cold airflow is horizontally through electronic equipment, the electronic equipment refrigeration at top can also be avoided The poor problem of effect.
Preferably, the air-conditioning is located at the bottom in the cabinet;Alternatively, the air-conditioning is located at the top in the cabinet Portion.
In cabinet, the position of air-conditioning can there are many, as long as realizing the cold airflow of the air outlet outflow of air-conditioning first Channel, thermal current flow into the return air inlet of air-conditioning in second channel, such as air-conditioning can be located at the top or position of cabinet In the bottom of cabinet, air-conditioning can also be arranged in the side of cabinet.When air-conditioning is located at the bottom of cabinet, refrigeration effect is more excellent.
Preferably, the cabinet further includes:
Fresh air air inlet fan positioned at the front door lower part has the filter screen for the external fresh air of Setting Tank;
Positioned at the cabinet top plate and the air-out fan opposite with the second channel position.
In currently preferred technical solution, increase fresh air air inlet fan in first passage lower part, on a second pass Portion increases air-out fan, when the external temperature of cabinet is relatively low, the outer fresh air of cabinet can be utilized to enter cabinet, to realize outside using cabinet Low-temperature receiver refrigeration therefore can further decrease energy consumption, improve energy utilization rate.
The refrigeration control system of cabinet of the present invention, including the above-mentioned cabinet with fresh air air inlet fan and air-out fan, also Including:
Temperature information detection device is used for the temperature information of detecting box inside and outside;
Control device connects with the temperature information detection device, air-conditioning, fresh air air inlet fan and air-out fan signal respectively It connects, is closed for when the temperature outside cabinet is less than the temperature in first passage and continues the first setting duration, controlling the air-conditioning It closes, and controls the fresh air air inlet fan and air-out fan unlatching.
In the refrigeration control system of cabinet of the present invention, when detect the temperature outside cabinet be less than first passage in temperature, And when such case continues the first setting duration, then the air-conditioning in cabinet is closed, opens fresh air air inlet fan and outlet air wind Fan, using cabinet outside low-temperature receiver freeze to the electronic equipment in cabinet, further decrease energy consumption for cooling, improve energy utilization rate.
Preferably, the temperature information inside and outside the cabinet is the difference of the temperature in the temperature and first passage outside cabinet, The temperature-detecting device is temperature sensor;Alternatively,
Temperature information inside and outside the cabinet is the temperature in temperature and first passage outside cabinet, the temperature detection dress Set including:First temperature sensor is set to outside the cabinet, the temperature information external for detecting box;Second temperature senses Device is set in the first passage, for detecting the temperature information in first passage.
When temperature in detecting box external temperature and first passage, temperature sensor may be used, directly obtain cabinet The difference of temperature in outer temperature and first passage, when the temperature outside cabinet is less than the temperature in first passage, i.e., the described difference It when value is less than zero and when continuing the first setting duration, controls the air-conditioning and closes, and the control fresh air air inlet fan and institute State air-out fan unlatching;Two temperature sensors can also be used to distinguish the temperature in detecting box external temperature and first passage Degree, the size of the temperature in temperature and first passage outside cabinet is further judged by control device.
Preferably, the control device is further used for when the temperature outside cabinet is not less than the temperature in first passage and holds It when continuous second setting duration, controls the air-conditioning and opens, and control the fresh air air inlet fan and air-out fan closing.
Preferably, the refrigeration control system of the cabinet further includes:
Preceding door switch sensor, the on off state for detecting front door;
Door switch sensor afterwards, the on off state for detecting back door;
Warning device is connect with the control device signal;
The control device is also connect with the preceding door switch sensor and the rear door switch sensor signal respectively, It is further used for when front door is opened and/or back door is opened, output warning message to warning device is alarmed.
In order to ensure in cabinet to be closed system, the on off state at detection front door and back door is also needed, when front door and/or back door In the open state, control device exports warning message, and warning device is alarmed according to warning message.
Preferably, the refrigeration control system of the cabinet further includes:
Water sensor, for leak state in detecting box body;
The control device is also connect with the water sensor signal, is further used for when cabinet leak, and control is defeated Go out warning message.
The larger formation condensation of humidity in leak or cabinet may occur in process of refrigerastion for the air-conditioning in cabinet Water, when leak in cabinet, exports alarm signal therefore, it is necessary to increase in water sensor detecting box body whether leak has occurred Breath, warning device alarm.
Preferably, to the refrigeration control system of any of the above-described kind of cabinet, further include:
Display panel on the front door is connect with the control device signal.
The display panel is displayed for temperature information, first passage outside the cabinet that the control device receives The interior on off state of temperature information, air-conditioning, the on off state at front door, back door on off state and cabinet in leak state, It can also show the information of voltage and current information of each electronic equipment in cabinet.Increase display panel at front door, operating personnel can Can be visually seen the state of the various equipment in cabinet, rule of thumb judges possible imminent defective mode, do earlier Go out precautionary measures.In addition, other than above-mentioned display, can also show the state of other equipment in cabinet, such as uninterruptible power supply and Power distribution unit.
Preferably, the refrigeration control system of the cabinet further includes:
Display terminal outside the cabinet is connect with the control device signal.
In currently preferred technical solution, display terminal can be used for being viewed locally or remotely check that control device connects The temperature information outside cabinet that receives, the temperature information in first passage, the on off state of air-conditioning, front door on off state, after Leak state in the on off state and cabinet of door, can be used for checking the information of voltage and electricity of each electronic equipment in cabinet Stream information.Display terminal is specifically as follows computer, and control device can be such as connected to LAN or internet, realizes and calculates Machine is viewed locally or remotely checks the state of various equipment in cabinet, since operating personnel outside cabinet without checking at any time, because This can larger saving human cost.The warning message of control device output can also input other than inputing to warning device To display terminal, such as warning message is sent to specified e-mail or mobile phone by way of E-mail address or short message, Remote monitoring may be implemented, reached real unattended requirement, greatly saved human cost.
The refrigeration control method of cabinet of the present invention, including:
Obtain the temperature information in the temperature information and first passage outside cabinet;
When the temperature outside cabinet is less than the temperature in first passage and continues the first setting duration, air-conditioning in control rack It closes, and control fresh air air inlet fan and air-out fan are opened.
In the refrigeration control method of cabinet of the present invention, when the temperature outside cabinet is less than the temperature in first passage, and When continuing the first setting duration, it can carry out, to the electronic equipment refrigeration in cabinet, further saving using the low-temperature receiver outside cabinet The energy reduces energy consumption, improves energy utilization rate.
Preferably, the refrigeration control method of the cabinet further includes:
When the temperature outside cabinet is not less than the temperature in first passage and continues the second setting duration, control air-conditioning is opened It opens, and controls fresh air air inlet fan and air-out fan closing.
Preferably, the refrigeration control method of the cabinet further includes:
Obtain the on off state of the on off state and back door at front door;
When front door is opened and/or back door is opened, warning message is exported.
Preferably, the refrigeration control method of the cabinet further includes:
Obtain leak state in cabinet;
When leak in cabinet, control output warning message.
The refrigeration control device of cabinet of the present invention, including:
Equipment is obtained, for obtaining the temperature information in temperature information and first passage outside cabinet;
Control device, temperature for being less than when the temperature outside cabinet in first passage and when continuing the first setting duration, It controls air-conditioning to close, and control fresh air air inlet fan and air-out fan are opened.
Preferably, the control device is further used for when the temperature outside cabinet is not less than the temperature in first passage and holds When continuous second setting duration, air-conditioning is opened in control rack, and control fresh air air inlet fan and air-out fan are closed.
Preferably, the equipment that obtains is further used for obtaining the on off state of the on off state and back door at front door;It is described Control device is further used for, when front door is opened and/or back door is opened, exporting warning message.
Preferably, the acquisition equipment is further used for obtaining leak state in cabinet;The control device is further used When leak in cabinet, warning message is exported.
Description of the drawings
Fig. 1 is the structural schematic diagram of the rack-mounted standard cabinet of circulation air path built in the prior art;
Fig. 2 is the structural schematic diagram of cabinet first embodiment of the present invention;
Fig. 3 is the structural schematic diagram of cabinet second embodiment of the present invention;
Fig. 4 is the structural schematic diagram of cabinet 3rd embodiment of the present invention;
Fig. 5 is one example structure schematic diagram of refrigeration control system of cabinet of the present invention;
Fig. 6 is another example structure schematic diagram of refrigeration control system of cabinet of the present invention;
Fig. 7 is the one embodiment flow diagram of refrigeration control method of cabinet of the present invention;
Fig. 8 is the flow diagram of the refrigeration control method specific embodiment of cabinet of the present invention;
Fig. 9 is the structural schematic diagram of one embodiment of refrigeration control device of cabinet of the present invention.
Reference numeral:
1- cabinet 2- air-conditionings(Background technology)The 3- air outlets front doors the 4- ventilation shaft 11- back doors 12-
13- carrier 14- air-conditioning 15- air outlet 16- return air inlet 17- first passages
18- second channel 20- fresh air air inlet fan 21- air-out fan 30- control devices
Door switch sensor before 31- the first temperature sensor 32- second temperature sensors 33-
Door switch sensor 35- water sensors 40- warning device 41- display panels after 34-
42- display terminals 51- obtains equipment 52- control devices
Specific implementation mode
In order to reduce the energy consumption for cooling of cabinet, energy utilization rate, a kind of cabinet of offer of the embodiment of the present invention and one kind are improved Refrigeration control method, the apparatus and system of cabinet.In the technical scheme, cabinet is closing cabinet, passes through first in cabinet Channel and second channel respectively keep apart hot and cold air, avoid scattering and disappearing for cold air caused by hot and cold air mixing, therefore, improve Refrigerating efficiency, and then improve energy utilization rate.To make the object, technical solutions and advantages of the present invention clearer, below Lifting specific embodiment, the present invention is described in further detail.
The embodiment of the present invention provides a kind of cabinet, as shown in Fig. 2, the structure that Fig. 2 is cabinet first embodiment of the present invention is shown It is intended to, the cabinet includes the closed cabinet for having front door 11 and back door 12, for carrying electronic equipment in cabinet Carrier 13 and air-conditioning 14, wherein carrier 13 towards front door 11 be provided on one side for block electronic equipment and cabinet it Between gap plugging plate, front door 11 and carrier 13 form first passage 17 close to front door one side, and back door 12 is leaned on carrier 13 Nearly back door one side forms second channel 18, and the air outlet 15 of air-conditioning 14 is communicated with first passage 17, the return air inlet 16 of air-conditioning 14 and Second channel 18 communicates.
In the first embodiment of the invention, the front door 11 and back door 12 due to the carrier 13 of carrying electronic equipment with cabinet It is respectively formed first passage 17 and second channel 18, and using plugging plate by 13 high degree of isolation of first passage 17 and carrier, the One channel 17 is communicated with the air outlet 15 of air-conditioning 14, and second channel 18 is communicated with the return air inlet 16 of air-conditioning 14, therefore, from air outlet 15 outflow cold air flow through first passage 17 be horizontally through electronic equipment formed thermal current flow into second channel 18 again, thermal current is again It can be with high degree of isolation, heat exchange efficiency when being sucked by return air inlet 16, therefore being recycled in cold airflow and thermal current in closed cabinet It is higher, avoid hot and cold air mixing from leading to scattering and disappearing for cold air, it is thus possible to improve the refrigerating efficiency of cabinet, and reduce cabinet Energy consumption for cooling.Also, since cold airflow is horizontally through electronic equipment, the electronic equipment refrigeration effect at top can also be avoided Poor problem.And refrigeration cycle is closed operation in whole cabinet, in the case of rated load operation, is followed in refrigeration The airflow circulating path of ring is short, and high cooling efficiency, condensed water is low, and interior environment is stablized relatively.
Carrier includes column and carries the bracket of electronic equipment, and electronic equipment differs on carrier surely takes completely Therefore carrier in order to more preferably improve refrigerating efficiency, can be installed in the vacant area of carrier on the column of front door one side Plugging plate, for example, blind plate or use other close measures, ensure the high degree of isolation of hot and cold air.Electronic equipment can be server Or other are for the electronic equipment in cabinet, by taking server as an example, the both sides of server have fan, can be by the cold of first passage Air-flow is drawn through enters second channel with formation thermal current after server heat exchange.
The installation site of the air-conditioning 14 of cabinet of the present invention is unlimited, such as the top in cabinet, is located at the bottom in cabinet Portion may be located on the top outside cabinet, be located at the lower part outside cabinet, be located at outside side cabinet, as long as ensureing sending for air-conditioning 14 Air port 15 is connected to first passage 17, and ensures that the return air inlet 16 of air-conditioning 14 is connected to second channel 18.As shown in Fig. 2, Air-conditioning 14 is located at the bottom in cabinet.When air-conditioning 14 is located at bottom in cabinet, line segment institute with the arrow in the flowing such as Fig. 2 of air-flow Show, blows out cold airflow from the air outlet 15 of air-conditioning 14, cold airflow passes through electronic equipment simultaneously in the uphill process of first passage 17 Heat exchange type is carried out into thermal current with electronic equipment and enters second channel 18, since 16 air draught of return air inlet of air-conditioning 14 acts on, Thermal current flows downwardly into the return air inlet 16 of air-conditioning 14, under the cooling effect of the evaporator of air-conditioning 14, thermal current is converted to cold Air-flow is blown out from air outlet 15 again, and the evaporator of air-conditioning 14 can be coil pipe, be connected to the compressor of air-conditioning 14.
The second embodiment of cabinet of the present invention, as shown in figure 3, Fig. 3 is the structural representation of cabinet second embodiment of the present invention Figure, air-conditioning 14 are located at the top in cabinet.When air-conditioning 14 is located at cabinet inner top, line segment with the arrow in the flowing of air-flow such as Fig. 3 It is shown, cold airflow is blown out from the air outlet 15 of air-conditioning 14, cold airflow passes through electronic equipment during the decline of first passage 17 And carry out heat exchange type into thermal current with electronic equipment and enter second channel 18, since 16 air draught of return air inlet of air-conditioning 14 is made With thermal current flows upwardly into the return air inlet 16 of air-conditioning 14, under the evaporator cooling effect of air-conditioning 14, thermal current is converted to cold Air-flow is blown out from air outlet 15 again.
Third embodiment of the invention designs on the basis of the first embodiment or the second embodiment, as shown in figure 4, Fig. 4 For the structural schematic diagram of cabinet 3rd embodiment of the present invention, the cabinet further includes:
Fresh air air inlet fan 20 positioned at 11 lower part of front door has the filter screen for the external fresh air of Setting Tank;
Positioned at cabinet top plate and the air-out fan 21 opposite with 18 position of second channel.
In third embodiment of the invention, increase fresh air air inlet fan 20 in 17 lower part of first passage, in second channel 18 Top increases air-out fan 21, when the external temperature of cabinet is relatively low, the existing rack with closed built-in circulation air path Formula standard cabinet can not utilize lower environment temperature outside cabinet to realize the cooling to electronic equipment, cannot efficiently reduce and be The energy consumption of system, is unfavorable for environment protecting and power-saving, be easy to cause the waste of the energy, and the embodiment of the present invention can utilize the outer fresh air of cabinet Therefore, energy consumption can be further decreased to realize that the low-temperature receiver outside using cabinet freezes into cabinet, improve energy utilization rate.
The embodiment of the present invention also provides a kind of refrigeration control system of cabinet, as shown in figure 5, Fig. 5 is cabinet of the present invention One example structure schematic diagram of refrigeration control system, the refrigeration control system include the cabinet of 3rd embodiment, further include:
Temperature information detection device is used for the temperature information of detecting box inside and outside;
Control device 30 is believed with temperature information detection device, air-conditioning 14, fresh air air inlet fan 20 and air-out fan 21 respectively Number connection, temperature for being less than when the temperature outside cabinet in first passage and when continuing the first setting duration control air-conditioning 14 It closes, and control fresh air air inlet fan 20 and air-out fan 21 are opened.
In this embodiment, when the temperature for detecting that the temperature outside cabinet is less than in first passage, and such case continues When the first setting duration, then the air-conditioning 14 in cabinet is closed, opens fresh air air inlet fan 20 and air-out fan 21, using cabinet outside Low-temperature receiver freeze to the electronic equipment in cabinet, reduce the time of the compressor work of air-conditioning 14, therefore system can be further decreased Cold energy consumes, and improves energy utilization rate.As shown in figure 5, when the closing of air-conditioning 14 in cabinet, when freezing merely with low-temperature receiver outside cabinet, air-flow As shown in line segment with the arrow in Fig. 5, the outer cold airflow of cabinet is sucked into first by fresh air air inlet fan 20 by filter screen and leads to for flowing In road 17, cold airflow shunted in the uphill process of first passage 17 pass laterally through electronic equipment and with electronic equipment heat exchange type Enter second channel 18 at thermal current, and is sucked out to outside cabinet by air-out fan 21.
Preferably, the temperature information inside and outside the cabinet is the difference of the temperature in the temperature and first passage outside cabinet, The temperature-detecting device is temperature sensor;Alternatively, please continue to refer to shown in Fig. 5,
Temperature information inside and outside the cabinet is the temperature in temperature and first passage outside cabinet, the temperature detection dress Set including:First temperature sensor 31, is set to outside cabinet, the temperature information external for detecting box;Second temperature sensor 32, it is set in first passage 17, for detecting the temperature information in first passage.
Temperature information inside and outside cabinet can there are many, temperature sensor may be used in one kind, directly obtains outside cabinet The difference of temperature in temperature and first passage, when the temperature outside cabinet is less than the temperature in first passage, i.e., the described difference is small When zero and when continuing the first setting duration, control air-conditioning 14 is closed, and control fresh air air inlet fan 20 and air-out fan 21 It opens;Two temperature sensors can also be used to distinguish the temperature in detecting box external temperature and first passage, pass through control Device 30 further judges the size of the temperature in temperature and first passage outside cabinet.
In the preferred embodiment of the invention, the control device 30 is further used for the temperature outside the cabinet not less than the Temperature in one channel and when continuing the second setting duration, control air-conditioning 14 is opened, and control fresh air air inlet fan 20 and outlet air Fan 21 is closed.
In this embodiment, when the temperature outside cabinet is higher, air-conditioning 14 in cabinet is still used to freeze, and air-conditioning 14 is made When cold, the fresh air air inlet valve of fresh air air inlet fan 20 is closed under the airflow function of 17 polarization pressure of first passage, air-out fan 21 Outlet air air-valve closed under the airflow function of 18 inclined negative pressure of second channel, prevent the entrance of the outer dust of cabinet.In skill of the present invention In art scheme, software realization control function had both may be used in the control device, can also be adopted by hardware realization control function When with hardware, control device includes comparator, timer and processor, and comparator is used to compare the temperature outside cabinet and leads to first The magnitude relationship of temperature in road, when temperature information detection device is temperature sensor, comparator is for comparing outside cabinet The difference of temperature in temperature and first passage and zero relationship, timer is used to carry out timing to different states, and handles Device is connect with timer and comparator signal respectively, for controlling sky for comparator and the different signals of timer output Adjust the on off state of 14, fresh air air inlet fan 20 and air-out fan 21.
First setting duration, second setting duration rule of thumb set, the two can it is equal can not also be equal, such as First setting duration can be set as 5min(Minute), second, which sets duration, can be set as 6min, but of the invention and unlimited In these specific numerical value.
A kind of another embodiment of the refrigeration control system of cabinet of the present invention, as shown in fig. 6, Fig. 6 is cabinet of the present invention Another example structure schematic diagram of refrigeration control system, the refrigeration control system further include:
Preceding door switch sensor 33, the on off state for detecting front door;
Door switch sensor 34 afterwards, the on off state for detecting back door;
Warning device 40 is connect with 30 signal of control device;
Control device 30 is also connect with preceding door switch sensor 33 and 34 signal of rear door switch sensor, further respectively For when front door is opened and/or back door is opened, output warning message to warning device 40 to be alarmed.
In order to ensure in cabinet to be closed system, the on off state at detection front door 11 and back door 12 is also needed, when front door 11 is beaten It opens, when back door 12 is opened or front door 11 and back door 12 are all in opening state, control device 30 exports warning message, warning device 40 alarm according to warning message.There are many forms of warning device 40, can be buzzer, or indicator light.
Shown in Fig. 6, it is preferred that the refrigeration control system of cabinet of the present invention further includes:
Water sensor 35, for leak state in detecting box body;
Control device 30 is also connect with 35 signal of water sensor, is further used for when leak in cabinet, output alarm Information.
In this embodiment, the air-conditioning 14 in cabinet may occur wet in leak or cabinet in process of refrigerastion Larger formation condensed water is spent, therefore, it is necessary to increase in 35 detecting box body of water sensor whether leak has occurred, when being leaked in cabinet When water, control device 30 exports warning message, and warning device 40 is alarmed.The installation site of water sensor 35 can be according to practical warp Setting is tested, is generally mounted to be also easy to produce the position of condensed water in cabinet.
Shown in Fig. 6, it is preferred that the refrigeration control system of cabinet of the present invention further includes:
Display panel 41 on front door is connect with 30 signal of control device.
In this embodiment, the temperature letter outside the cabinet that the display panel 41 is received for display control unit 30 Breath, the temperature information in first passage, the on off state of air-conditioning, the on off state at front door, back door on off state and cabinet Interior leak state can also show the information of voltage and current information of each electronic equipment in cabinet.Increase display surface on front door Plate 41, operating personnel can be visually seen the state of the various equipment in cabinet, and rule of thumb judging may be imminent Defective mode makes earlier precautionary measures.The display panel 41 can be color touch screen, or non-with button Touch screen can also show the information of other equipment in cabinet, such as uninterruptible power supply and power supply in addition, other than above-mentioned display Allocation unit.
Shown in Fig. 6, it is preferred that the refrigeration control system of cabinet of the present invention further includes:
Display terminal 42 is connect with 30 signal of control device.
In the preferred embodiment of the invention, display terminal 42 is for being viewed locally or remotely checking that control device 30 receives The temperature information outside cabinet that arrives, the temperature information in first passage, the on off state of air-conditioning, the on off state at front door, back door On off state and cabinet in leak state, can also check the information of voltage and current information of each electronic equipment in cabinet. Display terminal is specifically as follows computer, and control device 30 can be such as connected to local area network or internet, realizes and calculates Machine is viewed locally or remotely checks the state of various equipment in cabinet, since operating personnel outside cabinet without checking at any time, because This can larger saving human cost.The warning message that control device 30 exports, can be with other than inputing to warning device 40 Input to display terminal 42, for example, warning message is sent to by way of E-mail address or short message specified e-mail or Remote monitoring may be implemented in mobile phone, has reached real unattended requirement, has greatly saved human cost.
Preferably, display terminal 42 is mobile phone.Personal article of the mobile phone as operator, when mobile phone receives warning message When, operator can know that situation occurs in cabinet at once, therefore can arrive the investigation of live carry out problem at once.
In any of the above-described embodiment, the control device can also detect the working method of uninterruptible power supply in cabinet. And increasing the power distribution unit being connected with uninterruptible power supply, the output end of power distribution unit has multiple switch, Each switch can connect an electronic equipment or fresh air air inlet fan or air-out fan etc., and power distribution unit can be with control device Signal connects, and control device realizes opening for each equipment according to the different switches of obtained information controllable power allocation unit It opens or closes.The switch shape of the total voltage of the also detectable power distribution unit of control device, total current and each switch State, can clearly judge the load service condition in current cabinet, and when used for a long time in single cabinet information technoloy equipment consumption Charge condition.And humidity sensor can be increased in first passage, increase Temperature Humidity Sensor in second channel, it is a for detecting The temperature and humidity situation in channel.When cabinet inner electronic equipment abnormal work, as air-conditioning should open it is practical to close, not between The voltage or electric current of disconnected voltage failure or power distribution unit is not in normal range, when cabinet is in abnormal condition, If front door is not turned off and/or back door is not turned off, then alarm information noticing operator is all sent out by control device, ensure the peace of cabinet Row for the national games.
The embodiment of the present invention also provides a kind of refrigeration control method of cabinet, as shown in fig. 7, Fig. 7 is cabinet of the present invention One embodiment flow diagram of refrigeration control method, the refrigeration control method include:
The temperature information in temperature information and first passage outside step 101, acquisition cabinet;
Step 102 judges whether the temperature outside cabinet is less than the temperature in first passage and continues the first setting duration;Such as Fruit is to then follow the steps 103;Otherwise, return to step 101;
Step 103, control air-conditioning are closed, and control fresh air air inlet fan and air-out fan are opened.
In embodiments of the present invention, when the temperature outside cabinet is less than the temperature in first passage, and continue the first setting When duration, it can carry out, to the electronic equipment refrigeration in cabinet, further saving the energy, reducing energy using the low-temperature receiver outside cabinet Consumption improves energy utilization rate.
On the basis of one embodiment of refrigeration control method of cabinet, the refrigeration control method further includes:
It is empty in control rack when the temperature outside cabinet is not less than the temperature in first passage and continues the second setting duration It tunes to open and opens, and control fresh air air inlet fan and air-out fan are closed.
As shown in figure 8, Fig. 8 is the flow diagram of the refrigeration control method specific embodiment of cabinet of the present invention, the system Cooling control method includes:
The temperature information in temperature information and first passage outside step 201, acquisition cabinet;
Step 202 judges whether the temperature outside cabinet is less than the temperature in first passage and continues the first setting duration;Such as Fruit is to then follow the steps 203;Otherwise, step 204 is executed;
Step 203, control air-conditioning are closed, and control fresh air air inlet fan and air-out fan are opened;
Step 204 judges whether the temperature outside cabinet is not less than the temperature in first passage and continues the second setting duration; If so, thening follow the steps 205;Otherwise, return to step 201;
Step 205, control air-conditioning are opened, and control fresh air air inlet fan and air-out fan are closed.
The refrigeration control method of currently preferred embodiment cabinet further includes:
Obtain preceding door opening and closing state and rear door opening and closing state;
When front door is opened and/or back door is opened, warning message is exported.
The refrigeration control method of currently preferred embodiment cabinet further includes:
Obtain leak state in cabinet;
When leak in cabinet, warning message is exported.
Based on identical inventive concept, the present invention also provides a kind of refrigeration control devices of cabinet, as shown in figure 9, Fig. 9 For the structural schematic diagram of one embodiment of refrigeration control device of cabinet of the present invention, the refrigeration control device includes:
Equipment 51 is obtained, for obtaining the temperature information in temperature information and first passage outside cabinet;
Control device 52, for being less than the temperature in first passage when the temperature outside cabinet and continuing the first setting duration When, control air-conditioning is closed, and control fresh air air inlet fan and air-out fan are opened.
Preferably, the control device 52 is further used for when the temperature outside cabinet simultaneously not less than the temperature in first passage When continuing the second setting duration, air-conditioning is opened in control rack, and control fresh air air inlet fan and air-out fan are closed.
Preferably, the equipment 51 that obtains is further used for obtaining the on off state of the on off state and back door at front door;Institute Control device 52 is stated to be further used for, when front door is opened and/or back door is opened, exporting warning message.
Preferably, the acquisition equipment 51 is further used for obtaining leak state in cabinet;The control device 52 into one Step is for when leak in cabinet, exporting warning message.
The above-mentioned refrigeration control method of the present invention, device and system, are applicable not only to the cabinet being located in computer room, can also The place slightly worse applied to cabinet external environment.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art God and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to include these modifications and variations.

Claims (17)

1. a kind of cabinet, which is characterized in that include the closed cabinet with front door (11) and back door (12), be located at the cabinet Interior carrier (13) and air-conditioning (14) for carrying electronic equipment, wherein the carrier (13) is towards the front door (11) it is provided with the plugging plate for blocking gap between the electronic equipment and the cabinet, the front door (11) and institute on one side It states carrier (13) and forms first passage (17), the back door (12) forms second channel (18), institute with the carrier (13) The air outlet (15) for stating air-conditioning (14) is communicated with the first passage (17), the return air inlet (16) of the air-conditioning (14) and described the Two channels (18) communicate;Further include positioned at the fresh air air inlet fan (20) of the front door (11) lower part, with for filtering cabinet The filter screen of outer fresh air is located at the cabinet top plate and the air-out fan (21) opposite with the second channel (18) position.
2. cabinet as described in claim 1, which is characterized in that the air-conditioning (14) is located at the bottom in the cabinet;Alternatively, The air-conditioning (14) is located at the top in the cabinet.
3. a kind of refrigeration control system of cabinet, which is characterized in that including cabinet as described in claim 1, further include:
Temperature information detection device is used for the temperature information of detecting box inside and outside;
Control device (30), respectively with the temperature information detection device, air-conditioning (14), fresh air air inlet fan (20) and outlet air wind The connection of (21) signal is fanned, for when the temperature outside cabinet is less than the temperature in first passage and continues the first setting duration, controlling The air-conditioning (14) closing is made, and controls the fresh air air inlet fan (20) and the air-out fan (21) unlatching.
4. the refrigeration control system of cabinet as claimed in claim 3, which is characterized in that the temperature information inside and outside the cabinet is The difference of the temperature in temperature and first passage outside cabinet, the temperature-detecting device are temperature sensor;Alternatively,
Temperature information inside and outside the cabinet is the temperature in temperature and first passage outside cabinet, the temperature-detecting device packet It includes:First temperature sensor (31), is set to outside the cabinet, the temperature information external for detecting box;Second temperature senses Device (32) is set in the first passage (17), for detecting the temperature information in first passage.
5. the refrigeration control system of cabinet as claimed in claim 3, which is characterized in that the control device (30) is further used In when the temperature outside cabinet is not less than the temperature in first passage and continues the second setting duration, controls the air-conditioning (14) and open It opens, and controls the fresh air air inlet fan (20) and the air-out fan (21) closing.
6. the refrigeration control system of cabinet as claimed in claim 3, which is characterized in that further include:
Preceding door switch sensor (33), the on off state for detecting front door;
Door switch sensor (34) afterwards, the on off state for detecting back door;
Warning device (40) is connect with the control device (30) signal;
The control device (30) is also believed with the preceding door switch sensor (33) and the rear door switch sensor (34) respectively Number connection, be further used for when front door open and/or back door open when, output warning message to warning device (40) reported It is alert.
7. the refrigeration control system of cabinet as claimed in claim 6, which is characterized in that further include:
Water sensor (35), for leak state in detecting box body;
The control device (30) also connect with the water sensor (35) signal, is further used for when leak in cabinet, Output warning message to warning device (40) is alarmed.
8. such as the refrigeration control system of claim 3~7 any one of them cabinet, which is characterized in that further include:
Display panel (41) on the front door is connect with the control device (30) signal.
9. the refrigeration control system of cabinet as claimed in claim 8, which is characterized in that further include:
Display terminal (42) outside the cabinet is connect with the control device (30) signal.
10. a kind of refrigeration control method of the cabinet of the refrigeration control system of application cabinet as described in claim 1, feature It is, including:
Obtain the temperature information in the temperature information and first passage outside cabinet;
When the temperature outside cabinet is less than the temperature in first passage and continues the first setting duration, control air-conditioning is closed, and control Fresh air air inlet fan and air-out fan processed are opened.
11. the refrigeration control method of cabinet as claimed in claim 10, which is characterized in that further include:
When the temperature outside cabinet is not less than the temperature in first passage and continues the second setting duration, control air-conditioning is opened, and It controls fresh air air inlet fan and air-out fan is closed.
12. the refrigeration control method of the cabinet as described in claim 10 or 11, which is characterized in that further include:
Obtain the on off state of the on off state and back door at front door;
When front door is opened and/or back door is opened, warning message is exported.
13. the refrigeration control method of cabinet as claimed in claim 12, which is characterized in that further include:
Obtain leak state in cabinet;
When leak in cabinet, warning message is exported.
14. a kind of refrigeration control device applied to cabinet as described in claim 1, which is characterized in that including:
Equipment is obtained, for obtaining the temperature information in temperature information and first passage outside cabinet;
Control device, for when the temperature outside cabinet is less than the temperature in first passage and continues the first setting duration, controlling Air-conditioning is closed, and control fresh air air inlet fan and air-out fan are opened.
15. the refrigeration control device of cabinet as claimed in claim 14, which is characterized in that the control device is further used for When the temperature outside cabinet is not less than the temperature in first passage and continues the second setting duration, air-conditioning is opened in control rack, And control fresh air air inlet fan and air-out fan are closed.
16. the refrigeration control device of the cabinet as described in claims 14 or 15, which is characterized in that the acquisition equipment is further The on off state of on off state and back door for obtaining front door;The control device be further used for when front door open and/or When back door is opened, warning message is exported.
17. the refrigeration control device of cabinet as claimed in claim 16, which is characterized in that the acquisition equipment is further used for Obtain leak state in cabinet;The control device is further used for when leak in cabinet, exports warning message.
CN201310530077.5A 2013-10-30 2013-10-30 The refrigeration control method of cabinet and cabinet, apparatus and system Active CN104602482B (en)

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