CN104602483A - Refrigerating control method, device and system for cabinet - Google Patents
Refrigerating control method, device and system for cabinet Download PDFInfo
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- CN104602483A CN104602483A CN201310530457.9A CN201310530457A CN104602483A CN 104602483 A CN104602483 A CN 104602483A CN 201310530457 A CN201310530457 A CN 201310530457A CN 104602483 A CN104602483 A CN 104602483A
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Abstract
The invention relates to the technical field of refrigerating equipment, and discloses refrigerating method, device and system for a cabinet. The refrigerating control system for the cabinet comprises a cabinet body, a first driving part, a second driving part, an air conditioner and a control device; the cabinet body comprises a front door equipped with a front door lock, and a rear door with a rear door lock; the first driving part is used for driving the front door to open when the front door lock is opened; the second driving part is used for driving the rear door to open while the rear door lock is opened; the air conditioner is positioned in the cabinet body; the control device is respectively connected with the front door lock, the rear door lock and the air conditioner through signals; when the air conditioner suffers from a fault, the front door lock and the rear door lock are controlled to be opened. According to the technical scheme, the refrigerating control system for the cabinet has the advantages that the front door lock and the rear door lock are controlled to open in case of fault in the air conditioner, the first driving part and the second driving part respectively open the front door and the rear door, and thus the cabinet is completely opened to enable an electronic device to exchange heat with outside air, and as a result, that the heat continuously accumulates in the cabinet to damage the electronic device can be avoided.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, particularly relate to a kind of refrigeration control method of rack, Apparatus and system.
Background technology
Modular data center is a kind of novel data center's pattern, and advantages such as being easy to expansion because having, being easy to standardization, the simple and floor space of construction is little, this deployment way is more and more welcome.Modular data center information technoloy equipment (such as server), power supply, rack, refrigeration, comprehensive wiring, security protection and fire-fighting equipment etc. is integrated in each modular unit inside, forms relatively independent data center.
The current cabinet type adopted is the installation column that the inside of rack arranges standard more, adopts mesh door before and after rack, and cabinet inner electronic equipment realizes the function of lowering the temperature to electronic equipment by the airflow circulating of air in cabinet and cabinet outer air.This rack only serves the effect of frame load-bearing in use, rack can not be realized to the effect of the cooling of electronic equipment, also must arrange one while using this rack and be equipped with refrigerating system in machine room, therefore, such data center not only input cost is high, and needing in the process used carries out freezing to whole data center could maintain the normal work of rack inner electronic equipment, and the utilization ratio of the energy is very low.Meanwhile, existing rack rack all without dust prevention, in the data the heart use time, dust can take in electronic equipment with air-flow from cabinet, affects the useful life of electronic equipment, long-time dust accumulation, also easily cause electronic equipment to damage, result in greater loss.For solving existing issue, there is a kind of rack-mounted standard cabinet with closed built-in circulation air path at present, as shown in Figure 1, Fig. 1 is the structural representation of the rack-mounted standard cabinet of the built-in circulation air path of prior art, this rack-mounted standard cabinet comprises cabinet 1, be positioned at the air-conditioning 2 of cabinet 1, the air pipe 4 communicated with the air outlet 3 of air-conditioning 2, wherein, air-conditioning 2 is arranged at the top of cabinet 1, air pipe 4 is arranged in cabinet 1 along cabinet short transverse, when needs are lowered the temperature to rack, air-conditioning 2 produces cold wind, air pipe 4 is entered by air outlet 3, cold wind flows out from the outlet of air pipe 4, and pass from the bottom of cabinet 1 air inlet that electronic equipment 5 arrives air-conditioning 2.Although the rack refrigerating efficiency for mesh door before and after this rack can solve is low, the problem such as not dust-proof, but also there are some new problems, when can not normally freeze as broken down when the air-conditioning in cabinet, the heat radiation closing cabinet is poor, can cause the damage of rack inner electronic equipment.
The defect of prior art is, when the air-conditioning in cabinet break down can not normally freeze time, because cabinet is in closed state, cause electronic equipment to lower the temperature, therefore easily cause the damage of the electronic equipment in rack.
Summary of the invention
The invention provides a kind of refrigeration control method of rack, Apparatus and system, in order to when in rack during air-condition faults, reduce the electronic equipment thermal accumlation in rack, and then reduce the risk of damage of the electronic equipment in rack.
The refrigeration control system of rack of the present invention, comprising:
Cabinet, comprises the Qianmen with front door lock and the back door with back door lock;
The first actuator opened for driving described Qianmen when front door lock is opened;
The second actuator opened for driving described back door when back door lock is opened;
Air-conditioning, is positioned at the inside of described cabinet;
Control device, is connected with described front door lock, back door lock and AIR COND SIG Air Conditioner Singnal respectively, when described air-condition faults, controls described front door lock and described back door lock is opened.
In technical solution of the present invention, when the air-conditioning in cabinet breaks down, when particularly can not freeze, easily cause electronic equipment overheated and damage, therefore, work as air-condition faults, control front door lock and back door lock are opened, then the first actuator and the second actuator open Qianmen and back door respectively, make rack opening completely, make electronic equipment can carry out heat exchange with extraneous air, thus avoid heat in rack to continue accumulation, damage the electronic equipments such as server.
Preferably, described front door lock and back door lock are respectively electromagnetic lock, and in this technical scheme, only need electromagnetic lock power-off can realize opening front door lock and back door lock, control method is simple.
Preferably, described first actuator is gas strut or torsion spring; Described second actuator is gas strut or torsion spring.The form of the first actuator and the second actuator has multiple, preferably adopts gas strut or torsion spring, can conveniently strut or flick Qianmen or back door, make rack opening completely.The version of the first actuator and the second actuator can be the same or different.
Preferably, the refrigeration control system of rack of the present invention, also comprises:
Be positioned at the carrier of described cabinet loading electronic equipment, wherein, described carrier is provided with for electronic equipment described in shutoff and the plugging plate in gap between described cabinet towards described Qianmen one side, described Qianmen and described carrier form first passage, described back door and described carrier form second channel, the air outlet of described air-conditioning communicates with described first passage, and the return air inlet of described air-conditioning communicates with described second channel.
The rack-mounted standard cabinet of existing built-in circulation air path, cold airflow from bottom of cabinet bulk to top process temperature raise gradually, the refrigeration for the electronic equipment at top is poor, and hot and cold air can not high degree of isolation, the refrigerating efficiency of system is lower, and the power consumption of refrigeration plant is larger.And in technical solution of the present invention, because the carrier of loading electronic equipment and the Qianmen of cabinet and back door form first passage and second channel respectively, first passage communicates with the air outlet of air-conditioning, second channel communicates with the return air inlet of air-conditioning, therefore, be horizontally through electronic equipment from the cold airflow of air outlet outflow through first passage and flow into second channel formation thermal current again, thermal current is sucked by return air inlet again, therefore can high degree of isolation when cold airflow and thermal current Inner eycle in the rack closed, heat exchange efficiency is higher, avoid hot and cold air to mix and cause scattering and disappearing of cold air, therefore, the refrigerating efficiency of rack can be improved, and reduce the energy consumption for cooling of rack.Further, because cold airflow is horizontally through electronic equipment, the problem that the electronic equipment refrigeration at top is poor can therefore also be avoided.
Preferably, described air-conditioning is positioned at the bottom of described cabinet; Or described air-conditioning is positioned at the top of described cabinet.
In cabinet, the position of air-conditioning can have multiple, as long as the cold airflow that the air outlet realizing air-conditioning flows out is at first passage, thermal current flows into the return air inlet of air-conditioning in second channel, such as air-conditioning can be positioned at the top of rack or be positioned at the bottom of rack, and air-conditioning also can be arranged on the side of rack.When air-conditioning is positioned at the bottom of rack, refrigeration is more excellent.
Preferably, the refrigeration control system of described rack, also comprises:
Be positioned at the new wind air inlet fan of bottom, described Qianmen, there is the screen pack for the external new wind of Setting Tank;
Be positioned at described cabinet top board and the air-out fan relative with described second channel position;
Temperature information checkout gear, for the temperature information of detecting box inside and outside;
Described control device, also be connected with described temperature information checkout gear, new wind air inlet fan and air-out fan signal respectively, when also continuing the first setting duration for the temperature be less than when the temperature outside cabinet in first passage, control described air-conditioning to close, and control described new wind air inlet fan and the unlatching of described air-out fan.
In the refrigeration control system of rack of the present invention, when detecting that the temperature outside cabinet is less than the temperature in first passage, and when this situation continues the first setting duration, then the air-conditioning in rack is closed, open new wind air inlet fan and air-out fan, utilize the low-temperature receiver outside cabinet to freeze to the electronic equipment in rack, reduce energy consumption for cooling further, improve energy utilization rate.Further, when air-condition faults, also can using new wind air inlet fan and air-out fan as emergency ventilation device, open new wind air inlet fan respectively and air-out fan realizes emergency ventilation.
Preferably, the temperature information inside and outside described cabinet is the difference of the temperature outside cabinet and the temperature in first passage, and described temperature-detecting device is temperature sensor; Or,
Temperature information inside and outside described cabinet is the temperature outside cabinet and the temperature in first passage, and described temperature-detecting device comprises: the first temperature sensor, is arranged at outside described cabinet, for the temperature information that detecting box is external; Second temperature sensor, is arranged in described first passage, for detecting the temperature information in first passage.
During temperature in the temperature that detecting box is external and first passage, temperature sensor can be adopted, the difference of the temperature outside direct acquisition cabinet and the temperature in first passage, the temperature in first passage is less than when the temperature outside cabinet, namely when described difference is less than zero and when continuing the first setting duration, control described air-conditioning to close, and control described new wind air inlet fan and the unlatching of described air-out fan; Also can adopt the temperature in two temperature sensors temperature that detecting box is external respectively and first passage, be judged the size of the temperature outside cabinet and the temperature in first passage by control device further.
Preferably, described 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, controlling described air-conditioning and opening, and control described new wind air inlet fan and the cut out of described air-out fan.
Preferably, to the refrigeration control system of above-mentioned arbitrary rack, also comprise:
Front door switch sensor, for detecting the on off state at Qianmen;
Rear door switch sensor, for detecting the on off state at back door;
Warning device, is connected with described control device signal;
Described control device, is also connected with described front door switch sensor and described rear door switch sensor signal respectively, is further used for when Qianmen is opened and/or back door is opened, and controls output alarm information and reports to the police to warning device.
In order to ensure that also need the on off state detecting Qianmen and back door, when Qianmen and/or back door are in open mode, control device output alarm information, warning device is reported to the police according to warning message for closed system in cabinet.
Preferably, the refrigeration control system of described rack, also comprises:
Water sensor, for detecting in cabinet state of leaking;
Described control device, being also connected with described water sensor signal, being further used for when leaking in cabinet, and output alarm information to described warning device is reported to the police.
Air-conditioning in cabinet may leak in process of refrigerastion, or the larger formation condensed water of humidity in cabinet, therefore, need to increase in water sensor detection cabinet whether to there occurs and leak, when leaking in cabinet, output alarm information, warning device is reported to the police.
Preferably, the refrigeration control system of described rack, also comprises:
Be positioned at the display floater on described Qianmen, be connected with described control device signal.
Described display floater may be used for showing temperature information, the temperature information in first passage, the on off state of air-conditioning, the on off state at Qianmen, the on off state at back door outside cabinet that described control device receives, and state of leaking in cabinet, also can show information of voltage and the current information of each electronic equipment in rack.Increase display floater at Qianmen, operating personnel intuitively can see the state of the various equipment in rack, rule of thumb judge the imminent defective mode of possibility, make precautionary measures earlier.In addition, except above-mentioned display, the state of other equipment in rack can also be shown, as uninterrupted power supply and power distribution unit.
Preferably, the refrigeration control system of described rack, also comprises:
Be positioned at the display terminal outside described cabinet, be connected with described control device signal.
In the preferred technical scheme of the present invention, display terminal may be used for this locality to be checked or long-rangely checks the temperature information outside the cabinet that control device receives, the temperature information in first passage, the on off state of air-conditioning, the on off state at Qianmen, the on off state at back door, and state of leaking in cabinet, also may be used for information of voltage and the current information of checking each electronic equipment in rack.Display terminal is specifically as follows computer, as control device being connected to local area network (LAN) or the Internet, realizing computer this locality and checks or long-range state of checking various equipment in rack.Because operating personnel without the need to checking at any time outside rack, therefore can larger saving human cost.The warning message that control device exports is except inputing to warning device, display terminal can also be inputed to, such as warning message is sent to the e-mail or mobile phone of specifying by the mode of E-mail address or note, remote monitoring can be realized, reach real unattended requirement, greatly save human cost.
The present invention applies the refrigeration control method of the rack of the refrigeration control system of above-mentioned rack, comprising:
Obtain the work state information of air-conditioning;
When air-condition faults, control front door lock and back door lock are opened.
In technical solution of the present invention, when judging that the air-conditioning in cabinet breaks down, in order to avoid cabinet intimate heat accumulation and damage electronic equipment, therefore, open front door lock and back door lock, cabinet inner electronic equipment is in open environment, reduce the infringement to electronic equipment.
Preferably, the refrigeration control method of described rack, also comprises:
Obtain the temperature information outside cabinet and the temperature information in first passage;
When the temperature that the temperature outside cabinet is less than in first passage also continues the first setting duration, control air-conditioning in rack and close, and control new wind air inlet fan and the unlatching of air-out fan.
In the refrigeration control method of rack of the present invention, when the temperature outside cabinet is lower than the temperature in first passage, and when continuing the first setting duration, the low-temperature receiver outside rack can be utilized to carry out the electronic equipment refrigeration in cabinet, further energy savings, reduces energy consumption, improves energy utilization rate.
Preferably, the refrigeration control method of described rack, also comprises:
When the temperature that the temperature outside cabinet is not less than in first passage also continues the second setting duration, control air-conditioning in rack and open, and control new wind air inlet fan and the closedown of air-out fan.
Preferably, to the refrigeration control method of any one rack above-mentioned, also comprise:
Obtain front door opening and closing state and rear door opening and closing state;
When Qianmen is opened and/or back door is opened, output alarm information.
Preferably, the refrigeration control method of described rack, also comprises:
Obtain in cabinet state of leaking;
When leaking in cabinet, output alarm information.
The refrigeration control device of rack of the present invention, comprising:
Acquisition equipment, for obtaining the work state information of air-conditioning;
Control appliance, for when air-condition faults, controls described front door lock and described back door lock is opened.
Preferably, described acquisition equipment is further used for obtaining the temperature information outside cabinet and the temperature information in first passage; Described control appliance, is further used for, when the temperature that the temperature outside cabinet is less than in first passage also continues the first setting duration, controlling air-conditioning and cutting out, and control new wind air inlet fan and the unlatching of air-out fan.
Preferably, described control appliance is further used for, when the temperature that the temperature outside cabinet is not less than in first passage also continues the second setting duration, controlling air-conditioning in rack and opening, and control new wind air inlet fan and the cut out of air-out fan.
Preferably, described acquisition equipment is further used for obtaining the on off state at Qianmen and the on off state at back door; Described control appliance is further used for when Qianmen is opened and/or back door is opened, output alarm information.
Preferably, described acquisition equipment is further used for obtaining in cabinet state of leaking; Described control appliance is further used for when leaking in cabinet, output alarm information.
Accompanying drawing explanation
Fig. 1 is the structural representation of the rack-mounted standard cabinet of the built-in circulation air path of prior art;
Fig. 2 is the structural representation of refrigeration control system one embodiment of rack of the present invention;
Fig. 3 is the structural representation of refrigeration control system one embodiment of rack of the present invention;
Fig. 4 is the structural representation of refrigeration control system one embodiment of rack of the present invention;
Fig. 5 is the structural representation of refrigeration control system one embodiment of rack of the present invention;
Fig. 6 is the structural representation of refrigeration control system one embodiment of rack of the present invention;
Fig. 7 is the schematic flow sheet of refrigeration control method one embodiment of rack of the present invention;
Fig. 8 is the schematic flow sheet of the refrigeration control method specific embodiment of rack of the present invention;
Fig. 9 is the structural representation of refrigeration control device one embodiment of rack of the present invention.
Reference numeral:
12-back door, 1-cabinet 2-air-conditioning (background technology) 3-air outlet 4-air pipe 11-Qianmen
13-carrier 14-air-conditioning 15-air outlet 16-return air inlet 17-first passage
18-second channel 20-new wind air inlet fan 21-air-out fan 30-control device
Door switch sensor before 31-first temperature sensor 32-second temperature sensor 33-
Door switch sensor 35-water sensor 40-warning device 41-display floater after 34-
42-display terminal 51-obtains equipment 52-control appliance 61-front door lock
62-back door lock 63-first actuator 64-second actuator
Embodiment
Tire out the damage of heat to electronic equipment to reduce rack inner product, the embodiment of the present invention provides a kind of refrigeration control method, Apparatus and system of rack.In this technical scheme, the Qianmen of cabinet and back door are respectively arranged with the first actuator and the second actuator, when in cabinet, air-conditioning breaks down, open front door lock and back door lock, Qianmen and back door is opened respectively under the driving effect of the first actuator and the second actuator, therefore, heat in rack can be avoided to continue accumulation, reduce heat to the infringement of electronic equipment.For making the object, technical solutions and advantages of the present invention clearly, the present invention is further detailed explanation below to lift specific embodiment.
The embodiment of the present invention provides a kind of refrigeration control system of rack, and as shown in Figure 2, Fig. 2 is the structural representation of refrigeration control system one embodiment of rack of the present invention, and described refrigeration control system comprises:
Cabinet, comprises the Qianmen 11 with front door lock 61 and the back door 12 with back door lock 62;
The first actuator 63 opened for driving Qianmen 11 when front door lock 61 is opened, and the second actuator 64 for driving back door 12 to open when back door lock 62 is opened;
Air-conditioning 14, is positioned at the inside of cabinet;
Control device 30, is connected with front door lock 61, back door lock 62 and air-conditioning 14 signal respectively, and when air-condition faults, control front door lock 61 and back door lock 62 are opened.
In embodiments of the present invention, when the air-conditioning 14 in cabinet breaks down, when particularly can not freeze, easily cause electronic equipment overheated and damage, therefore, when air-conditioning 14 fault, control front door lock 61 and back door lock 62 are opened, then the first actuator 63 and the second actuator 64 open Qianmen 11 and back door 12 respectively, make rack opening completely, make electronic equipment can carry out heat exchange with extraneous air, thus avoid heat in rack to continue accumulation, damage the electronic equipments such as server, and then extend the useful life of electronic equipment.
In the preferred embodiment of the invention, front door lock 61 and back door lock 62 are respectively electromagnetic lock, only need electromagnetic lock power-off can realize opening front door lock and back door lock, and control method is simple.
Preferably, described first actuator 63 is gas strut or torsion spring; Described second actuator 64 is gas strut or torsion spring.The form of the first actuator 63 and the second actuator 64 has multiple, preferably adopts gas strut or torsion spring, can conveniently strut or flick Qianmen or back door, make rack opening completely.The version of the first actuator 63 and the second actuator 64 can be the same or different.
Based on above-described embodiment, refrigeration control system one preferred embodiment of rack of the present invention, as shown in Figure 3, Fig. 3 is the structural representation of refrigeration control system one embodiment of rack of the present invention, in order to better show the structure of the present embodiment, Fig. 3 is the end view of rack, eliminates front door lock and back door lock, described refrigeration control system, also comprises:
Be positioned at the carrier 13 of cabinet for loading electronic equipment, wherein, carrier 13 is provided with the plugging plate for gap between shutoff electronic equipment and cabinet towards Qianmen 11 one side, Qianmen 11 and carrier 13 form first passage 17, back door 12 and carrier 13 form second channel 18, the air outlet 15 of air-conditioning 14 communicates with first passage 17, and the return air inlet 16 of air-conditioning 14 communicates with second channel 18.
In embodiments of the present invention, because the carrier 13 of loading electronic equipment and the Qianmen 11 of cabinet and back door 12 form first passage 17 and second channel 18 respectively, and adopt plugging plate by first passage 17 and carrier 13 high degree of isolation, first passage 17 communicates with the air outlet 15 of air-conditioning 14, second channel 18 communicates with the return air inlet 16 of air-conditioning 14, therefore, be horizontally through electronic equipment formation thermal current from the cold airflow of air outlet 15 outflow through first passage 17 and flow into second channel 18 again, thermal current is sucked by return air inlet 16 again, therefore can high degree of isolation when cold airflow and thermal current Inner eycle in the rack closed, heat exchange efficiency is higher, avoid hot and cold air to mix and cause scattering and disappearing of cold air, therefore, the refrigerating efficiency of rack can be improved, and reduce the energy consumption for cooling of rack.Further, because cold airflow is horizontally through electronic equipment, the problem that the electronic equipment refrigeration at top is poor can therefore also be avoided.And kind of refrigeration cycle is closed operation in whole rack, with in rated load operation situation, the airflow circulating path of refrigeration Inner eycle is short, and refrigerating efficiency is high, and condensed water is low, and environment is relatively stable.
Carrier comprises the bracket of column and loading electronic equipment, on carrier, electronic equipment not necessarily can take carrier completely, therefore, in order to better improve refrigerating efficiency, on the column of Qianmen one side, plugging plate can be installed in the vacant district of carrier, such as blind plate or adopt other close measures, ensures the high degree of isolation of hot and cold air.Electronic equipment can be server or other are for the electronic equipment in rack, and for server, the both sides of server have fan, the cold airflow of first passage can be drawn through with server heat exchange after form thermal current and enter second channel.
The installation site of the air-conditioning 14 of rack of the present invention is not limit, such as be positioned at the top of cabinet, be positioned at the bottom of cabinet, cabinet top can also be positioned at, be positioned at the outer bottom of cabinet, be positioned at outside side cabinet, as long as ensure that the air outlet 15 of air-conditioning 14 is communicated with first passage 17, and ensure that the return air inlet 16 of air-conditioning is communicated with second channel 18.As shown in Figure 3, air-conditioning 14 is positioned at the bottom of cabinet.When air-conditioning 14 is positioned at cabinet inner bottom part, the flowing of air-flow is as being with shown in arrow line segment in Fig. 3, cold airflow is blown out from the air outlet 15 of air-conditioning 14, cold airflow carries out heat exchange with electronic equipment and forms thermal current through electronic equipment and enter second channel 18 in the uphill process of first passage 17, due to the return air inlet 16 air draught effect of air-conditioning 14, thermal current flows into the return air inlet 16 of air-conditioning 14 downwards, under the cooling effect of the evaporator of air-conditioning 14, thermal current is converted to cold airflow to blow out from air outlet 15 again, the evaporator of air-conditioning 14 can be coil pipe, be communicated with the compressor of air-conditioning 14.
The refrigeration control system preferred embodiment of rack of the present invention, as shown in Figure 4, Fig. 4 is the structural representation of refrigeration control system one embodiment of rack of the present invention, and air-conditioning 14 is positioned at the top of cabinet.When air-conditioning 14 is positioned at cabinet inner top, the flowing of air-flow is as being with shown in arrow line segment in Fig. 4, cold airflow is blown out from the air outlet 15 of air-conditioning 14, cold airflow carries out heat exchange with electronic equipment and forms thermal current through electronic equipment and enter second channel 18 in the decline process of first passage 17, due to the return air inlet 16 air draught effect of air-conditioning 14, thermal current upwards flows 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 airflow and blows out from air outlet 15 again.
The present embodiment designs based on the various embodiments described above basis, and as shown in Figure 5, Fig. 5 is the structural representation of refrigeration control system one embodiment of rack of the present invention, and the refrigeration control system of described rack also comprises:
Be positioned at the new wind air inlet fan 20 of bottom, Qianmen 11, there is the screen pack for the external new wind of Setting Tank;
Be positioned at cabinet top board and the air-out fan 21 relative with second channel 18 position;
Temperature information checkout gear, for the temperature information of detecting box inside and outside;
Control device 30, also be connected with temperature information checkout gear, new wind air inlet fan 20 and air-out fan 21 signal respectively, when also continuing the first setting duration for the temperature be less than when the temperature outside cabinet in first passage, control air-conditioning 14 to close, and control new wind air inlet fan 20 and air-out fan 21 is opened.
In this embodiment, new wind air inlet fan 20 is increased in first passage 17 bottom, air-out fan 21 is increased on second channel 18 top, when the temperature that rack is external is lower, the cooling of ambient temperature realization to electronic equipment that the existing rack-mounted standard cabinet with closed built-in circulation air path cannot utilize rack outside lower, the energy consumption of system can not be reduced efficiently, be unfavorable for environment protecting and power-saving, easily cause the waste of the energy, and the refrigeration control system of rack of the present invention is when detecting that the temperature outside cabinet is less than the temperature in first passage, and when this situation continues the first setting duration, then the air-conditioning 14 in rack is closed, open new wind air inlet fan 20 and air-out fan 21, the low-temperature receiver outside cabinet is utilized to freeze to the electronic equipment in rack, reduce the time of the compressor work of air-conditioning 14, therefore energy consumption for cooling can be reduced further, improve energy utilization rate.In addition, when air-condition faults, temperature obviously also to be caused in cabinet higher than the outer temperature of cabinet, therefore, using new wind air inlet fan and air-out fan as emergency ventilation device, emergency ventilation can be realized, prevent thermal accumlation in cabinet from causing the damage of electronic equipment.
As shown in Figure 5, when air-conditioning in rack 14 is closed, when only utilizing the outer low-temperature receiver of cabinet to freeze, air current flow is as shown in the line segment with arrow in Fig. 5, the outer cold airflow of cabinet is sucked in first passage 17 through screen pack by new wind air inlet fan 20, cold airflow is shunted to pass laterally through electronic equipment and form thermal current with electronic equipment heat exchange and is entered second channel 18 in the uphill process of first passage 17, and by air-out fan 21 sucking-off to outside rack.
Preferably, the temperature information inside and outside described cabinet is the difference of the temperature outside cabinet and the temperature in first passage, and described temperature-detecting device is temperature sensor; Or, shown in Fig. 5,
Temperature information inside and outside described cabinet is the temperature outside cabinet and the temperature in first passage, and described temperature-detecting device comprises: the first temperature sensor 31, is arranged at outside cabinet, for the temperature information that detecting box is external; Second temperature sensor 32, is arranged in first passage 17, for detecting the temperature information in first passage.
Temperature information inside and outside cabinet can have multiple, one can adopt temperature sensor, the difference of the temperature outside direct acquisition cabinet and the temperature in first passage, the temperature in first passage is less than when the temperature outside cabinet, namely when described difference is less than zero and when continuing the first setting duration, control air-conditioning 14 to close, and control new wind air inlet fan 20 and air-out fan 21 is opened; Also can adopt the temperature in two temperature sensors temperature that detecting box is external respectively and first passage, be judged the size of the temperature outside cabinet and the temperature in first passage by control device 30 further.
In the preferred embodiment of the invention, described control device 30 is further used for, when the temperature outside cabinet is not less than temperature in first passage and continues the second setting duration, controlling air-conditioning 14 and opening, and controls new wind air inlet fan 20 and air-out fan 21 cuts out.
In this embodiment, when the temperature outside cabinet is higher, air-conditioning 14 in cabinet is still adopted to freeze, and when air-conditioning 14 freezes, the new wind air inlet valve of new wind air inlet fan 20 is closed under the airflow function of first passage 17 polarization pressure, the air-out air-valve of air-out fan 21 cuts out under the airflow function of the inclined negative pressure of second channel 18, prevents entering of the outer dust of cabinet.In technical solution of the present invention, described control device both can adopt software simulating controlling functions, also hardware implementing controlling functions can be passed through, when adopting hardware, control device comprises comparator, timer and processor, comparator is for comparing the magnitude relationship of the temperature outside cabinet and the temperature in first passage, when temperature information checkout gear is temperature sensor, comparator is for the relation of the difference and zero that compare the temperature outside cabinet and the temperature in first passage, timer is used for carrying out timing to different states, and processor is connected with timer and comparator signal respectively, different signal for exporting for comparator and timer controls air-conditioning 14, the on off state of new wind air inlet fan 20 and air-out fan 21.
First setting duration, the second setting duration rule of thumb set, both can equal also can be unequal, as the first setting duration can be set as 5min(minute), the second setting duration can be set as 6min, but the present invention is not limited to these concrete numerical value.
One embodiment of the refrigeration control system of a kind of rack of the present invention, as shown in Figure 6, Fig. 6 is the refrigeration control system one example structure schematic diagram of rack of the present invention, and described refrigeration control system also comprises:
Front door switch sensor 33, for detecting the on off state at Qianmen;
Rear door switch sensor 34, for detecting the on off state at back door;
Warning device 40 is connected with control device 30 signal;
Control device 30, be also connected with front door switch sensor 33 and rear door switch sensor 34 signal respectively, be further used for when Qianmen is opened and/or back door is opened, output alarm information is reported to the police to warning device 40.
In order to ensure to be closed system in cabinet, also need the on off state detecting Qianmen 11 and back door 12, when Qianmen 11 open, back door 12 open or Qianmen 11 and back door 12 are all in open mode time, control device 30 output alarm information, warning device 40 is reported to the police according to warning message.The form of warning device 40 has multiple, can be buzzer, also can be indicator light.
Shown in Fig. 6, preferably, the refrigeration control system of rack of the present invention, also comprises:
Water sensor 35, for detecting in cabinet state of leaking;
Control device 30, being also connected with water sensor 35 signal, being further used for when leaking in cabinet, output alarm information is reported to the police to warning device 40.
In this embodiment, air-conditioning 14 in cabinet may leak in process of refrigerastion, or the larger formation condensed water of the humidity in cabinet, therefore, need to increase water sensor 35 to detect in cabinet whether to there occurs and leak, when leaking in cabinet, control device 30 output alarm information, warning device 40 is reported to the police.The installation site of water sensor 35 can be arranged according to practical experience, is generally installed on the position easily producing condensed water in cabinet.
Shown in Fig. 6, preferably, the refrigeration control system of rack of the present invention, also comprises:
Be positioned at the display floater 41 on Qianmen, be connected with control device 30 signal.
In this embodiment, temperature information, the temperature information in first passage, the on off state of air-conditioning, the on off state at Qianmen, the on off state at back door outside the cabinet that display floater 41 receives for display control unit 30, and state of leaking in cabinet,, also can show information of voltage and the current information of each electronic equipment in rack.Qianmen increases display floater 41, and operating personnel intuitively can see the state of the various equipment in rack, rule of thumb judge the imminent defective mode of possibility, make precautionary measures earlier.Described display floater 41 can shield for color touch, also for having the non-touch screen of button, in addition, except above-mentioned display, can also show the information of other equipment in rack, as uninterrupted power supply and power distribution unit.
Shown in Fig. 6, preferably, the refrigeration control system of rack of the present invention, also comprises:
Display terminal 42, is connected with control device 30 signal.
In the preferred embodiment of the invention, display terminal 42 may be used for this locality to be checked or long-rangely checks the temperature information outside the cabinet that control device 30 receives, the temperature information in first passage, the on off state of air-conditioning, the on off state at Qianmen, the on off state at back door, and state of leaking in cabinet, also may be used for information of voltage and the current information of checking each electronic equipment in rack.Display terminal is specifically as follows computer, as control device 30 being connected to local area network or the Internet, realize computer 42 this locality to check or long-range state of checking various equipment in rack, because operating personnel without the need to checking at any time outside rack, therefore can larger saving human cost.The warning message that control device 30 exports is except inputing to warning device 40, display terminal 42 can also be inputed to, such as warning message is sent to the e-mail or mobile phone of specifying by the mode of E-mail address or note, remote monitoring can be realized, reach real unattended requirement, greatly save human cost.
Preferably, display terminal 42 is mobile phone.Mobile phone is as the article next to the skin of operator, and when mobile phone receives warning message, operator can know that situation appears in rack at once, therefore can arrive on-the-spot investigation of carrying out problem at once.
In above-mentioned any embodiment, described control device, can also detect the working method of uninterrupted power supply in rack.And increase the power distribution unit be connected with uninterrupted power supply, the output of power distribution unit there is multiple switch, each switch can connect an electronic equipment or new wind air inlet fan or air-out fan etc., power distribution unit can be connected with control device signal, and control device realizes unlatching or the cut out of each equipment according to the different switches of the information controllable power allocation units obtained.Control device also can detect the total voltage of power distribution unit, total current, and the on off state of each switch, clearly can judge the load service condition in current rack, and the power consumption situation of information technoloy equipment in single rack during Long-Time Service.And can humidity sensor be increased in first passage, in second channel, increase Temperature Humidity Sensor, for detecting the temperature and humidity situation of a passage.When rack inner electronic equipment abnormal work, as air-conditioning should open actual for closing, the voltage of uninterrupted voltage failure or power distribution unit or electric current be in normal scope, when rack is in abnormal condition, not close as Qianmen and/or back door is not closed, then all send alarm information noticing operator by control device, ensure the safe operation of rack.
The embodiment of the present invention also provides a kind of refrigeration control method of rack, and as shown in Figure 7, Fig. 7 is the refrigeration control method one embodiment schematic flow sheet of rack of the present invention, and described refrigeration control method comprises:
The work state information of step 101, acquisition air-conditioning;
Step 102, judge air-conditioning whether fault; If so, then step 103 is performed; Otherwise, return step 101;
Step 103, control front door lock and back door lock are opened.
In embodiments of the present invention, when judging that the air-conditioning in cabinet breaks down, in order to avoid cabinet intimate heat accumulation and damage electronic equipment, therefore, open front door lock and back door lock, cabinet inner electronic equipment is in open environment, reduce the infringement to electronic equipment.
The refrigeration control method of the preferred rack of the present invention, also comprises:
Obtain the temperature information outside cabinet and the temperature information in first passage;
When the temperature that the temperature outside cabinet is less than in first passage also continues the first setting duration, control air-conditioning in rack and close, and control new wind air inlet fan and the unlatching of air-out fan.
In embodiments of the present invention, when the temperature outside cabinet is lower than the temperature in first passage, and when continuing the first setting duration, the low-temperature receiver outside rack can be utilized to carry out the electronic equipment refrigeration in cabinet, further energy savings, reduces energy consumption, improves energy utilization rate.
On the basis of the refrigeration control method of a upper embodiment rack, described refrigeration control method also comprises:
When the temperature that the temperature outside cabinet is not less than in first passage also continues the second setting duration, control air-conditioning in rack and open, and control new wind air inlet fan and the closedown of air-out fan.
As shown in Figure 8, Fig. 8 is the schematic flow sheet of the refrigeration control method specific embodiment of rack of the present invention, and described refrigeration control method comprises:
The work state information of step 201, acquisition air-conditioning;
Step 202, judge air-conditioning whether fault; If so, then step 103 is performed; Otherwise, perform step 204;
Step 203, control front door lock and back door lock are opened;
Temperature information outside step 204, acquisition cabinet and the temperature information in first passage;
Whether step 205, the temperature judged outside cabinet are less than the temperature in first passage and continue the first setting duration; If so, then step 206 is performed; Otherwise, perform step 207;
Step 206, control air-conditioning are closed, and control new wind air inlet fan and the unlatching of air-out fan;
Whether step 207, the temperature judged outside cabinet are not less than the temperature in first passage and continue the second setting duration; If so, then step 208 is performed; Otherwise, return step 201;
Step 208, control air-conditioning are opened, and control new wind air inlet fan and the closedown of air-out fan.
The refrigeration control method of the preferred embodiment rack of the present invention, also comprises:
Obtain front door opening and closing state and rear door opening and closing state;
When Qianmen is opened and/or back door is opened, output alarm information.
The refrigeration control method of the preferred embodiment rack of the present invention, also comprises:
Obtain in cabinet state of leaking;
When leaking in cabinet, output alarm information.
Based on identical inventive concept, present invention also offers a kind of refrigeration control device of rack, as shown in Figure 9, Fig. 9 is the structural representation of refrigeration control device one embodiment of rack of the present invention, and described refrigeration control device comprises:
Acquisition equipment 51, for obtaining the work state information of air-conditioning;
Control appliance 52, for when air-condition faults, controls described front door lock and described back door lock is opened.
The preferred embodiment of the present invention, described acquisition equipment 51, is further used for obtaining the temperature information outside cabinet and the temperature information in first passage; Described control appliance 52, is further used for, when the temperature that the temperature outside cabinet is less than in first passage also continues the first setting duration, controlling air-conditioning and cutting out, and control new wind air inlet fan and the unlatching of air-out fan.
Preferably, described control appliance 52 is further used for, when the temperature that the temperature outside cabinet is not less than in first passage also continues the second setting duration, controlling air-conditioning in rack and opening, and control new wind air inlet fan and the cut out of air-out fan.
Preferably, described acquisition equipment 51 is further used for obtaining the on off state at Qianmen and the on off state at back door; Described control appliance 52 is further used for when Qianmen is opened and/or back door is opened, output alarm information.
Preferably, described acquisition equipment 51 is further used for obtaining in cabinet state of leaking; Described control appliance 52 is further used for when leaking in cabinet, output alarm information.
Refrigeration control method, device and system that the present invention is above-mentioned, be not only applicable to the rack being positioned at machine room, can be applied to the slightly poor place of cabinet external environment yet.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (22)
1. a refrigeration control system for rack, is characterized in that, comprising:
Cabinet, comprises the Qianmen (11) with front door lock (61) and the back door (12) with back door lock (62);
The first actuator (63) opened for driving described Qianmen (11) when front door lock (61) is opened, and the second actuator (64) for driving described back door (12) to open when back door lock (62) is opened;
Air-conditioning (14), is positioned at the inside of described cabinet;
Control device (30), is connected with described front door lock (61), back door lock (62) and air-conditioning (14) signal respectively, when described air-condition faults, controls described front door lock (61) and described back door lock (62) is opened.
2. the refrigeration control system of rack as claimed in claim 1, it is characterized in that, described front door lock (61) and described back door lock (62) are respectively electromagnetic lock.
3. the refrigeration control system of rack as claimed in claim 1 or 2, it is characterized in that, described first actuator (63) is gas strut or torsion spring; Described second actuator (64) is gas strut or torsion spring.
4. the refrigeration control system of rack as claimed in claim 1, is characterized in that, also comprise:
Be positioned at the carrier (13) of described cabinet for loading electronic equipment, wherein, described carrier (13) is provided with for electronic equipment described in shutoff and the plugging plate in gap between described cabinet towards described Qianmen (11) one side, described Qianmen (11) and described carrier (13) form first passage (17), described back door (12) and described carrier (13) form second channel (18), the air outlet (15) of described air-conditioning (2) communicates with described first passage (17), the return air inlet (16) of described air-conditioning (14) communicates with described second channel (18).
5. the refrigeration control system of rack as claimed in claim 4, it is characterized in that, described air-conditioning (14) is positioned at the bottom of described cabinet; Or described air-conditioning (14) is positioned at the top of described cabinet.
6. the refrigeration control system of rack as claimed in claim 1, is characterized in that, also comprise:
Be positioned at the new wind air inlet fan (20) of described Qianmen (11) bottom, there is the screen pack for the external new wind of Setting Tank;
Be positioned at described cabinet top board and the air-out fan (21) relative with described second channel (18) position;
Temperature information checkout gear, for the temperature information of detecting box inside and outside;
Described control device (30), also be connected with described temperature information checkout gear, new wind air inlet fan (20) and air-out fan (21) signal respectively, be further used for when the temperature outside cabinet is less than the temperature in first passage and continues the first setting duration, control described air-conditioning (14) to close, and control described new wind air inlet fan (20) and described air-out fan (21) unlatching.
7. the refrigeration control system of rack as claimed in claim 6, it is characterized in that, the temperature information inside and outside described cabinet is the difference of the temperature outside cabinet and the temperature in first passage, and described temperature-detecting device is temperature sensor; Or,
Temperature information inside and outside described cabinet is the temperature outside cabinet and the temperature in first passage, and described temperature-detecting device comprises: the first temperature sensor (31), is arranged at outside described cabinet, for the temperature information that detecting box is external; Second temperature sensor (32), is arranged in described first passage (17), for detecting the temperature information in first passage.
8. the refrigeration control system of rack as claimed in claim 7, it is characterized in that, described control device (30) is further used for when the temperature outside cabinet is not less than the temperature in first passage and continues the second setting duration, control described air-conditioning (14) to open, and control described new wind air inlet fan (20) and described air-out fan (21) closedown.
9. the refrigeration control system of rack as claimed in claim 1, is characterized in that, also comprise:
Front door switch sensor (33), for detecting the on off state at Qianmen;
Rear door switch sensor (34), for detecting the on off state at back door;
Warning device (40), is connected with described control device (30) signal;
Described control device (30), also be connected with described front door switch sensor (33) and described rear door switch sensor (34) signal respectively, be further used for when Qianmen is opened and/or back door is opened, output alarm information to described warning device (40) is reported to the police.
10. the refrigeration control system of rack as claimed in claim 9, is characterized in that, also comprise:
Water sensor (35), for detecting in cabinet state of leaking;
Described control device (30), being also connected with described water sensor (35) signal, being further used for when leaking in cabinet, and output alarm information to described warning device (40) is reported to the police.
The refrigeration control system of 11. racks as described in any one of claim 1 ~ 10, is characterized in that, also comprise:
Be positioned at the display floater (41) on described Qianmen, be connected with described control device (30) signal.
The refrigeration control system of 12. racks as claimed in claim 11, is characterized in that, also comprise:
Be positioned at the display terminal (42) outside described cabinet, be connected with described control device (30) signal.
The refrigeration control method of the rack of the refrigeration control system of 13. 1 kinds of application racks as claimed in claim 1, is characterized in that, comprising:
Obtain the work state information of air-conditioning;
When air-condition faults, control front door lock and back door lock are opened.
The refrigeration control method of 14. racks as claimed in claim 13, is characterized in that, also comprise:
Obtain the temperature information outside cabinet and the temperature information in first passage;
When the temperature that the temperature outside cabinet is less than in first passage also continues the first setting duration, control air-conditioning and close, and control new wind air inlet fan and the unlatching of air-out fan.
The refrigeration control method of 15. racks as claimed in claim 14, is characterized in that, also comprise:
When the temperature that the temperature outside cabinet is not less than in first passage also continues the second setting duration, control air-conditioning and open, and control new wind air inlet fan and the closedown of air-out fan.
The refrigeration control method of 16. racks as described in any one of claim 13 ~ 15, is characterized in that, also comprise:
Obtain the on off state at Qianmen and the on off state at back door;
When Qianmen is opened and/or back door is opened, output alarm information.
The refrigeration control method of 17. racks as claimed in claim 16, is characterized in that, also comprise:
Obtain in cabinet state of leaking;
When leaking in cabinet, output alarm information.
The refrigeration control device of 18. 1 kinds of racks, is characterized in that, comprising:
Acquisition equipment, for obtaining the work state information of air-conditioning;
Control appliance, for when air-condition faults, controls described front door lock and described back door lock is opened.
The refrigeration control device of 19. racks as claimed in claim 18, is characterized in that, described acquisition equipment, is further used for obtaining the temperature information outside cabinet and the temperature information in first passage; Described control appliance, is further used for, when the temperature that the temperature outside cabinet is less than in first passage also continues the first setting duration, controlling air-conditioning and cutting out, and control new wind air inlet fan and the unlatching of air-out fan.
The refrigeration control device of 20. racks as claimed in claim 19, it is characterized in that, described control appliance is further used for when the temperature outside cabinet is not less than the temperature in first passage and continues the second setting duration, control air-conditioning in rack to open, and control new wind air inlet fan and the closedown of air-out fan.
The refrigeration control device of 21. racks as described in any one of claim 18 ~ 20, is characterized in that, described acquisition equipment is further used for obtaining the on off state at Qianmen and the on off state at back door; Described control appliance is further used for when Qianmen is opened and/or back door is opened, output alarm information.
The refrigeration control device of 22. racks as claimed in claim 21, is characterized in that, described acquisition equipment is further used for obtaining in cabinet state of leaking; Described control appliance is further used for when leaking in cabinet, output alarm information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310530457.9A CN104602483A (en) | 2013-10-30 | 2013-10-30 | Refrigerating control method, device and system for cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310530457.9A CN104602483A (en) | 2013-10-30 | 2013-10-30 | Refrigerating control method, device and system for cabinet |
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| CN104602483A true CN104602483A (en) | 2015-05-06 |
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| CN201310530457.9A Pending CN104602483A (en) | 2013-10-30 | 2013-10-30 | Refrigerating control method, device and system for cabinet |
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| CN109831889A (en) * | 2017-11-23 | 2019-05-31 | 维谛技术有限公司 | The progress control method and device of a kind of cabinet, cabinet |
| GB2589227B (en) * | 2018-06-04 | 2022-07-06 | Toshiba Kk | Cooling system |
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Address after: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518055 No. 1001 Nanshan Chi Park building B2 Applicant after: Vitamin Technology Co., Ltd. Address before: 518057 Nanshan District science and Technology Industrial Park, Guangdong, Shenzhen Branch Road, No. Applicant before: Aimosheng Network Energy Source Co., Ltd. |
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Application publication date: 20150506 |