CN205919586U - Temperature control device and temperature control system - Google Patents
Temperature control device and temperature control system Download PDFInfo
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- CN205919586U CN205919586U CN201620625441.5U CN201620625441U CN205919586U CN 205919586 U CN205919586 U CN 205919586U CN 201620625441 U CN201620625441 U CN 201620625441U CN 205919586 U CN205919586 U CN 205919586U
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Abstract
The utility model provides a current period is gathered to each rack of temperature control device and temperature control system can be to among the cabinet system the load relevant parameter of rack, and according to gathering load relevant parameter confirms to be used for the reflection the rack is at the refrigeration demand straggling parameter of the refrigeration variation tendency of next period, and according to refrigeration demand straggling parameter, control the rack is in the refrigerating output of next period. That is to say, can be to each rack among the cabinet system, through detecting the rack is foreseeed in the variation tendency of the load of current period the rack is in the variation tendency of the refrigeration demand of next period to variation tendency according to the refrigeration demand foreseeed is controlled consequently the rack, not only can make pointed references and carry out independently adjust to the refrigerating output of each rack in the refrigerating output of next period, and according to the refrigerating output that load changes adjusted the rack dynamicly, can make still that the temperature control result is more accurate, the refrigeration efficiency of air conditioner is higher, the energy consumption is lower.
Description
Technical field
This utility model is related to automatic control technology field, more particularly, to a kind of temperature control equipment and system.
Background technology
At present, the ambient temperature major part of common data center is all to be adjusted by the temperature control logic of air-conditioning, that is,
By detecting and judging that air-conditioning send, whether the temperature of return air exceedes corresponding temperature set-point, judge whether to need to adjust machine room
Refrigerating capacity or air output.However, this traditional temperature control mode has a following deficiency:
First, this temperature control mode is a kind of regulative mode of macroscopic view it is impossible to quickly tackle the indivedual racks in machine room
Server cpu abnormal high temperature or because of the too high problem of the local temperature brought of server power change.
2nd, due to rack load factor when be engraved in and change, therefore, the energy consumption of Single Cabinet have larger fluctuation so that
Its required refrigerating capacity is also dynamic change.And in said temperature control mode, air-conditioning send, the corresponding temperature of return air temperature
That set point is usually fixed so that machine room refrigerating capacity can not be followed load change in real time and be changed, refrigeration easily occurs not enough
Or the problem that refrigeration is excessive.In addition, when refrigerating capacity is mismatched with load relationship, the such as big little load of refrigerating capacity or little refrigerating capacity are big
In the case of load, also can increase the energy consumption of air-conditioning, cause the waste of resource.
That is, existing temperature control equipment exists because carrying out temperature adjustment and temperature for each rack
The inaccurate problem of temperature control result that set point is fixed and led to.
Utility model content
This utility model embodiment provides a kind of temperature control equipment and system, in order to solve existing temperature control dress
Put the inaccurate problem of control result.
This utility model embodiment provides a kind of temperature control equipment, comprising:
Collecting unit, for for each rack in cabinet system, gather rack described in present period, be used for reflecting
The load-related parameter of the load of described rack；
Processing unit, for according to the described load-related parameter collecting, determining for reflecting described rack at next
The refrigeration demand straggling parameter of the refrigeration variation tendency of period；
Control unit, for according to described refrigeration demand straggling parameter, controlling described rack in the refrigerating capacity of subsequent period.
Based on same design, this utility model embodiment additionally provides a kind of temperature control system, described temperature control
System includes cabinet system and said temperature control device, and wherein, described cabinet system includes at least one rack.
This utility model has the beneficial effect that:
This utility model embodiment provides a kind of temperature control equipment and system, can be for each machine in cabinet system
Cabinet, the load-related parameter of rack described in collection present period；And according to the described load-related parameter collecting, determine and be used for
Reflect the refrigeration demand straggling parameter of the refrigeration variation tendency in subsequent period for the described rack；And it is inclined according to described refrigeration demand
Difference parameter, controls described rack in the refrigerating capacity of subsequent period.That is, can lead to for each rack in cabinet system
The variation tendency crossing the load detecting described rack in present period to predict the refrigeration demand amount in subsequent period for the described rack
Variation tendency, and described rack is controlled in the refrigeration of subsequent period according to the variation tendency of the refrigeration demand amount predicting
Amount, therefore, not only targetedly can carry out independent regulation to the refrigerating capacity of each rack；And according to load change dynamically
Adjust the refrigerating capacity of rack, also can make temperature control result more accurately, the refrigerating efficiency of air-conditioning is higher, energy consumption is lower.
Brief description
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, below will be to required in embodiment description
Accompanying drawing to be used briefly introduce it should be apparent that, drawings in the following description be only of the present utility model some enforcement
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 show the schematic diagram of supply air system under the raised flooring in this utility model embodiment one；
Fig. 2 show the schematic diagram of supply air system on the airduct in this utility model embodiment one；
Fig. 3 show the schematic diagram of the cold and hot passage totally enclosed horizontal blast system in this utility model embodiment one；
Fig. 4 show the flow chart of steps of the temperature-controlled process in this utility model embodiment one；
Fig. 5 show the structural representation of the temperature control equipment in this utility model embodiment two；
Fig. 6 show the structural representation of the temperature control system in this utility model embodiment two.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with accompanying drawing to this practicality
New be described in further detail it is clear that described embodiment is only a part of embodiment of this utility model, rather than
Whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work
Under the premise of all other embodiment of being obtained, broadly fall into the scope of this utility model protection.
Embodiment one:
This utility model embodiment one provides a kind of temperature-controlled process, and methods described can be applicable to be sent under raised flooring
Supply air system (as shown in Figure 2) and cold and hot passage totally enclosed horizontal blast system on wind system (as shown in Figure 1), airduct
In cabinet systems such as (as shown in Figure 3).Specifically, as shown in figure 4, it is the step of method described in this utility model embodiment one
Rapid flow chart, methods described can comprise the following steps that
Step 401: for each rack in cabinet system, gather rack described in present period, be used for reflecting described
The load-related parameter of the load of rack.
Alternatively, the load-related parameter of described rack mays include: that (each rack can wrap for the Servers-all of described rack
Include one or more servers) cpu (central processing unit, central processing unit) utilization rate sum, described machine
All pdu (power distribution unit, the power distribution unit of cabinet；And, each rack may include one or more
One or more of pdu power sum), and the return side mean temperature of described rack.
Still optionally further, Simple Network Management Protocol (simple network management can be used
Protocol, snmp), the mode such as script (script) crawl obtain the cpu utilization rate of each server in described rack, more right
The cpu utilization rate of each server obtaining carries out the cpu utilization rate sum of the Servers-all obtaining described rack of suing for peace.
Further, since the pdu installing in each rack can be while providing power supply for each server in this rack, inspection
Survey each server real time power consumption situations such as, and the data such as pdu power, electric current, voltage are reported by network or serial ports etc., because
And, the data such as the pdu power that can be reported according to the pdu in each rack, electric current, voltage, determine the power of all pdu of each rack
Sum.
Still optionally further, can install in the return air side region region of described rack (air-flow leave) of each rack some
Temperature Humidity Sensor, to measure the temperature of each sensor region, then averages to each temperature getting, and obtains described
The return side mean temperature of rack, here is omitted.
In addition, it is necessary to illustrate, the load-related parameter of described rack may also comprise the Servers-all of described rack
Cpu average service rate, all pdu mean powers of described rack etc. are that is to say, that all load feelings characterizing described rack
The parameter of condition, all can be used as the load-related parameter of described rack, and the present embodiment here is not limited in any way.
Step 402: according to the described load-related parameter collecting, determine for reflecting described rack in subsequent period
The refrigeration demand straggling parameter of refrigeration variation tendency.
Alternatively, according to the described load-related parameter collecting, determine for reflecting described rack in subsequent period
The refrigeration demand straggling parameter of refrigeration variation tendency, specifically mays include:
Calculate the rate of change in present period for the every class load-related parameter collecting；
By the meansigma methodss of calculated each rate of change, as reflecting the refrigeration change in subsequent period for the described rack
The refrigeration demand straggling parameter of trend.
For example, for a certain rack it is assumed that present period (e.g., t1～t2 period) initial time (as the t1 moment),
The cpu utilization rate sum collecting the Servers-all of described rack is r1, all pdu power sums of described rack are p1；
End time (as the t2 moment), the cpu utilization rate sum collecting the Servers-all of described rack is r2, the institute of described rack
Pdu power sum is had to be p2；The refrigeration demand straggling parameter v then calculating described rack in subsequent period can comprise the following steps that
Step a1: calculate present period (e.g., t1～t2 period), the cpu utilization rate of the Servers-all of described rack it
The rate of change of sum isThe rate of change of all pdu power sums of described rack is
Step a2: calculate the refrigeration variation tendency for reflecting described rack in subsequent period (e.g., t2～t3 period)
Refrigeration demand straggling parameter is
Wherein, the big I of duration of the day part such as present period and subsequent period flexibly sets according to the actual requirements, example
As, if temperature controlled required precision is higher, the duration of day part can be relatively short, conversely, can be relatively long.And, arbitrarily
The Period Length of two periods may be the same or different, and this is not repeated.
Step 403: according to described refrigeration demand straggling parameter, control described rack in the refrigerating capacity of subsequent period.
Alternatively, described according to described refrigeration demand straggling parameter, control described rack in the refrigerating capacity of subsequent period, tool
Body mays include:
According to described refrigeration demand straggling parameter, adjust described rack in the air output of subsequent period and/or described rack
Corresponding air-conditioning in the leaving air temp set point of subsequent period, to control described rack in the refrigerating capacity of subsequent period.
That is, the air quantity that according to the described refrigeration demand straggling parameter getting, can adjust cabinet system adjusts dress
Put, to adjust the air output in subsequent period for the described rack；In the cabinet system not having volume adjusting apparatus, also dependent on institute
State refrigeration demand straggling parameter, the adjustment corresponding air-conditioning of described rack, in the leaving air temp set point of subsequent period, all can reach
Make the purpose that the refrigerating capacity of described rack and the load of described rack match so that methods described is applicable to various racks
System.
Still optionally further, described according to described refrigeration demand straggling parameter, adjust described rack sending in subsequent period
Air quantity, may particularly include:
Determine that the current air quantity of described rack adjusts aperture (i.e. described rack adjusts aperture in the air quantity of present period)；
The current air quantity calculating described rack adjusts the product of aperture and described refrigeration demand straggling parameter, obtains described machine
The air quantity of cabinet adjusts aperture departure；
The air quantity current air quantity of described rack being adjusted aperture with described rack adjusts aperture departure sum as institute
The air quantity stating rack in subsequent period adjusts aperture, and adjusts aperture tune according to the described rack determining in the air quantity of subsequent period
Whole described rack is in the air output of subsequent period.
For example, for a certain rack, it is calculated the refrigeration demand of the refrigeration variation tendency in subsequent period for the described rack
Straggling parameter is v, then adjust the air output in subsequent period for the described rack, may particularly include following steps:
Step b1: determining that the current air quantity of described rack adjusts aperture is n%；
Step b2: calculate current air quantity regulation aperture n% of described rack and taking advantage of of described refrigeration demand straggling parameter v
Long-pending, the air quantity obtaining described rack adjusts aperture departure for n% × v；
Step b3: r=n%+n% × v is adjusted aperture as described rack in the air quantity of subsequent period；
Step b4: when subsequent period arrives, it is r=n%+n% × v that the air quantity of described rack is adjusted aperture regulation,
To adjust the air output in subsequent period for the described rack.
Still optionally further, described according to described refrigeration demand straggling parameter, adjust the corresponding air-conditioning of described rack under
The leaving air temp set point of one period, may particularly include:
(i.e. the corresponding air-conditioning of described rack is current to determine the current leaving air temp set point of the corresponding air-conditioning of described rack
The leaving air temp set point of period)；
Calculate the product of described current leaving air temp set point and described refrigeration demand straggling parameter, obtain described rack pair
The leaving air temp departure of the air-conditioning answered；
If it is determined that described current leaving air temp set point is more than described current air-out with the difference of described leaving air temp departure
Temperature set-point and scalable leaving air temp threshold value (flexibly can be arranged according to the actually used situation) sum setting, then will be described
The scalable leaving air temp threshold value sum of current leaving air temp set point and setting is as the corresponding air-conditioning of described rack at next
The leaving air temp set point of period；
If it is determined that described current leaving air temp set point is currently gone out not less than described with the difference of described leaving air temp departure
Air temperature set point with set the difference of scalable leaving air temp threshold value and, be not more than described current leaving air temp set point with
The scalable leaving air temp threshold value sum setting, then will described current leaving air temp set point and described leaving air temp departure it
Differ from the leaving air temp set point in subsequent period as the corresponding air-conditioning of described rack；
If it is determined that described current leaving air temp set point is less than described current air-out with the difference of described leaving air temp departure
Temperature set-point with set scalable leaving air temp threshold value difference, then by described current leaving air temp set point with set can
The difference of regulating outlet air temperature threshold value as the corresponding air-conditioning of described rack subsequent period leaving air temp set point.
For example, for a certain rack, determine the scalable leaving air temp threshold value setting as d DEG C of (the i.e. scalable of this rack
The excursion of temperature band or leaving air temp set point is ± d DEG C of leaving air temp set point)；And, calculate described for reflecting
The refrigeration demand straggling parameter of the refrigeration variation tendency in subsequent period for the rack is v, then adjust the corresponding air-conditioning of described rack and exist
The leaving air temp set point of subsequent period, may particularly include following steps:
Step c1: determine that the current leaving air temp set point of the corresponding air-conditioning of described rack is a DEG C；
Step c2: calculate the product of described current leaving air temp set point a and described refrigeration demand straggling parameter v, obtain
The leaving air temp departure a × v of the corresponding air-conditioning of described rack；
Step c3: the theory setting point calculating the leaving air temp in subsequent period for the corresponding air-conditioning of described rack is s=a-a
×v；
Step c4: if it is determined that a-a × v be more than a+d, then using a+d as the corresponding air-conditioning of described rack in subsequent period
Leaving air temp set point；If it is determined that a-a × v is not less than a-d and no more than a+d, then a-a × v is corresponding as described rack
The leaving air temp set point in subsequent period of air-conditioning；If it is determined that a-a × v is less than a-d, then a-d is corresponded to as described rack
Air-conditioning subsequent period leaving air temp set point.
That is, on the one hand, the variation tendency that can load according to described rack, determine refrigeration demand straggling parameter, then
According to described refrigeration demand straggling parameter, determine the theory setting point of the new leaving air temp of the corresponding air-conditioning of described rack；Separately
On the one hand, can be according to the scalable leaving air temp threshold of the current leaving air temp set point of the corresponding air-conditioning of described rack and setting
Value, is that the corresponding air-conditioning of described rack determines that a leaving air temp sets interval；New going out when the corresponding air-conditioning of described rack
When the theory setting point of air temperature is higher than that described leaving air temp sets interval peak, then described leaving air temp is set interval
Peak as the corresponding air-conditioning of described rack new leaving air temp set point；New when the corresponding air-conditioning of described rack
When the theory setting point of leaving air temp is less than the minimum that described leaving air temp sets interval, then described leaving air temp is set area
Between minimum as the corresponding air-conditioning of described rack new leaving air temp set point；Otherwise, by corresponding for described rack sky
Adjust new leaving air temp theory setting point as the corresponding air-conditioning of described rack new leaving air temp set point, and according to
New rack described in leaving air temp observer is in the refrigerating capacity of subsequent period.Therefore, described rack not only can be made
Refrigerating capacity is matched with the load of described rack, but also can periodically, smoothly to described rack corresponding air-conditioning goes out
Air temperature set point is adjusted, and can prevent the excessive situation of temperature fluctuation from occurring.
In addition, it is necessary to explanation, in reality is using scene, an air-conditioning may be responsible for the refrigeration work of multiple racks
Make, therefore, for each air-conditioning, repeatable execution step c1～c3, be calculated corresponding to each rack that described air-conditioning is responsible for
The leaving air temp in subsequent period for the air-conditioning theory setting point, then calculate above-mentioned each leaving air temp theory setting point average
Value, then the meansigma methodss of the theory setting point according to described leaving air temp, the current leaving air temp set point of described air-conditioning and
The scalable leaving air temp threshold value setting is adjusted in the leaving air temp set point of subsequent period to described air-conditioning, herein no longer
Repeat.
Still optionally further, can be every setting duration (i.e. according to setting cycle), repeated execution of steps 401～step 403,
To reach by multiple loop control so that the purpose that matches of the load of the actual refrigerating capacity of rack and described rack.Wherein,
Described setting duration flexibly can be arranged according to actually used demand；If temperature controlled required precision is higher, during described setting
Length can be a less numerical value (even zero)；Conversely, can be then an of a relatively high numerical value.
Below method the present embodiment being provided is described in detail taking instantiation as a example:
Example one:
For a certain rack it is assumed that can by detect present period described in rack Servers-all cpu utilization rate it
With and described rack all pdu power sums, to determine for reflect described rack subsequent period refrigeration change become
The refrigeration demand straggling parameter of gesture；And it is assumed that subsequently described rack can be adjusted at next according to described refrigeration demand straggling parameter
Controlling described rack in the refrigerating capacity of subsequent period, then the temperature-controlled process described in the present embodiment can for the air output of period
Comprise the steps:
Step d1: collect the initial time of present period, the cpu utilization rate sum of the Servers-all of described rack
All pdu power sums for r1, described rack are p1；
Step d2: collect the end time of present period, the cpu utilization rate sum of the Servers-all of described rack
All pdu power sums for r2, described rack are p2；
Step d3: calculate present period, the rate of change of the cpu utilization rate sum of the Servers-all of described rack isThe rate of change of all pdu power sums of described rack is
Step d4: calculate the refrigeration demand straggling parameter in subsequent period for the described rack
Step d5: determining that the current air quantity of described rack adjusts aperture is n%；
Step d6: calculate current air quantity regulation aperture n% of described rack and taking advantage of of described refrigeration demand straggling parameter v
Long-pending, the air quantity obtaining described rack adjusts aperture departure for n% × v；
Step d7: r=n%+n% × v is adjusted aperture as described rack in the air quantity of subsequent period；
Step d8: when subsequent period arrives, it is r that the air quantity of the volume adjusting apparatus of described rack is adjusted aperture regulation
=n%+n% × v, to adjust the aperture described rack of adjustment in lower a period of time according to the described rack determining in the air quantity of subsequent period
The air output of section；
Step d9: through the duration (assuming 10 minutes) setting, jump to execution step d1.
Example two:
For a certain rack it is assumed that can pass through to detect the return side mean temperature of rack and described machine described in present period
All pdu power sums of cabinet, to determine the refrigeration demand for reflecting the refrigeration variation tendency in subsequent period for the described rack
Straggling parameter；And it is assumed that subsequently the air output in subsequent period for the described rack can be adjusted according to described refrigeration demand straggling parameter
To control described rack in the refrigerating capacity of subsequent period, then the temperature-controlled process described in the present embodiment may include following step
Rapid:
Step e1: collect the initial time of present period, the return side mean temperature of described rack is w1, described machine
All pdu power sums of cabinet are p1；
Step e2: collect the end time of present period, the return side mean temperature of described rack is w2, described machine
All pdu power sums of cabinet are p2；
Step e3: calculate present period, the rate of change of the return side mean temperature of described rack isDescribed machine
The rate of change of all pdu power sums of cabinet is
Step e4: calculate the refrigeration demand straggling parameter in subsequent period for the described rack
Step e5: determining that the current air quantity of described rack adjusts aperture is n%；
Step e6: calculate current air quantity regulation aperture n% of described rack and taking advantage of of described refrigeration demand straggling parameter v
Long-pending, the air quantity obtaining described rack adjusts aperture departure for n% × v；
Step e7: r=n%+n% × v is adjusted aperture as described rack in the air quantity of subsequent period；
Step e8: when subsequent period arrives, it is r that the air quantity of the volume adjusting apparatus of described rack is adjusted aperture regulation
=n%+n% × v, to adjust the aperture described rack of adjustment in lower a period of time according to the described rack determining in the air quantity of subsequent period
The air output of section；
Step e9: through the duration (assuming 15 minutes) setting, jump to execution step e1.
Example three:
For a certain rack it is assumed that can by detect present period described in rack Servers-all cpu utilization rate it
With and described rack all pdu power sums, to determine for reflect described rack subsequent period refrigeration change become
The refrigeration demand straggling parameter of gesture；And it is assumed that subsequently described rack can be adjusted corresponding according to described refrigeration demand straggling parameter
Air-conditioning to control described rack in the refrigerating capacity of subsequent period in the leaving air temp set point of subsequent period, and, described rack pair
The air-conditioning answered can be responsible for the refrigeration work of multiple racks, then the temperature-controlled process described in the present embodiment may include following step
Rapid:
Step f1: using described rack (i.e. this certain rack aforesaid) as currently pending rack；
Step f2: collect the initial time of present period, the cpu of the Servers-all of described currently pending rack
Utilization rate sum is r1, all pdu power sums of described currently pending rack are p1；
Step f3: collect the end time of present period, the cpu of the Servers-all of described currently pending rack
Utilization rate sum is r2, all pdu power sums of described currently pending rack are p2；
Step f4: calculate present period, the change of the cpu utilization rate sum of the Servers-all of described currently pending rack
Rate isThe rate of change of all pdu power sums of described currently pending rack is
Step f5: calculate the refrigeration demand straggling parameter in subsequent period for the described currently pending rack
Step f6: determine that the current leaving air temp set point of the corresponding air-conditioning of described currently pending rack is a DEG C；
Step f7: calculate the current leaving air temp set point a of the corresponding air-conditioning of described currently pending rack and described system
The product of cold demand disruption parameter v, obtains the leaving air temp departure a × v of the corresponding air-conditioning of described currently pending rack；
Step f8: calculate the theory setting of the leaving air temp in subsequent period for the corresponding air-conditioning of described currently pending rack
Point is si=a-a × v；
Step f9: from multiple racks that the corresponding air-conditioning of described rack is responsible for, choose the still untreated machine of an other
Cabinet is as currently pending rack, and execution step f2～f8, until being calculated described rack (i.e. this certain machine aforesaid
Cabinet) leaving air temp in subsequent period for the air-conditioning corresponding to all racks be responsible for of corresponding air-conditioning theory setting point s1~
sm, wherein m is the total number of the rack that described rack (i.e. this certain rack aforesaid) corresponding air-conditioning is responsible for；
Step f10: calculate the meansigma methodss of the theory setting point of above-mentioned each leaving air temp
Step f11: s and a+d is compared however, it is determined that s is more than a+d, then a+d is (i.e. aforesaid as described rack
This certain rack) corresponding air-conditioning subsequent period leaving air temp set point；If it is determined that s is not less than a-d and no more than a+d,
Then using s as the corresponding air-conditioning of described rack subsequent period leaving air temp set point；If it is determined that s is less than a-d, then by a-d
As the corresponding air-conditioning of described rack subsequent period leaving air temp set point, with according to the corresponding air-conditioning of described rack under
The leaving air temp set point of one period, controls described rack in the refrigerating capacity of subsequent period；
Step f12: through the duration (assuming 10 minutes) setting, jump to execution step f1.
In sum, this utility model embodiment provides a kind of temperature-controlled process, can be for every in cabinet system
One rack, the load-related parameter of rack described in collection present period；And according to the described load-related parameter collecting, determine
For reflecting the refrigeration demand straggling parameter of the refrigeration variation tendency in subsequent period for the described rack；And according to described refrigeration need
Seek straggling parameter, control described rack in the refrigerating capacity of subsequent period.That is, can be for each machine in cabinet system
By the variation tendency detecting the load in present period for the described rack, cabinet, predicts that described rack needs in the refrigeration of subsequent period
The variation tendency of the amount of asking, and described rack is controlled in the system of subsequent period according to the variation tendency of the refrigeration demand amount predicting
Cold, therefore, not only targetedly can carry out independent regulation to the refrigerating capacity of each rack；And it is dynamic according to load change
Ground adjusts the refrigerating capacity of rack, also can make temperature control result more accurately, the refrigerating efficiency of air-conditioning is higher, energy consumption is lower.
In addition, when the leaving air temp set point to described rack is adjusted, being also provided with the scalable air-out setting
Temperature threshold, is that the corresponding air-conditioning of described rack determines that a leaving air temp sets interval；So that according to calculated institute
State the corresponding air-conditioning of rack new leaving air temp set point be adjusted on the basis of, the reality of the corresponding air-conditioning of described rack
Leaving air temp set point always sets within interval in described leaving air temp；Therefore, the refrigeration of described rack not only can be made
Amount and the load of described rack match, but also periodically, smoothly can go out pathogenic wind-warm to the corresponding air-conditioning of described rack
Degree set point is adjusted, and can prevent the excessive situation of temperature fluctuation from occurring.
Embodiment two:
This utility model embodiment two provides a kind of temperature control equipment, specifically, as shown in figure 5, it is this practicality
The structural representation of device described in new embodiment two, described device includes:
Collecting unit 501, for for each rack in cabinet system, gather rack described in present period, be used for
Reflect the load-related parameter of the load of described rack；
Processing unit 502, for according to the described load-related parameter that collects, determine for reflect described rack under
The refrigeration demand straggling parameter of the refrigeration variation tendency of one period；
Control unit 503, for according to described refrigeration demand straggling parameter, controlling described rack in the refrigeration of subsequent period
Amount.
Alternatively, the load-related parameter of described rack, comprising: the central processing unit of the Servers-all of described rack makes
With the power sum of rate sum, all power distribution units of described rack, and in the return side mean temperature of described rack
One or more.
Alternatively, described processing unit 502, specifically for calculating the every class load-related parameter collecting in present period
Rate of change；And, by the meansigma methodss of calculated each rate of change, as reflecting the system in subsequent period for the described rack
The refrigeration demand straggling parameter of cold variation tendency.
Alternatively, described control unit 503, specifically for according to described refrigeration demand straggling parameter, adjusting described rack
The air output of subsequent period and/or the corresponding air-conditioning of described rack subsequent period leaving air temp set point, to control
State the refrigerating capacity in subsequent period for the rack.
Still optionally further, described control unit 503, specifically in the following manner, inclined according to described refrigeration demand
Difference parameter, the described rack of adjustment is in the air output of subsequent period:
Determine that the current air quantity of described rack adjusts aperture；
The current air quantity calculating described rack adjusts the product of aperture and described refrigeration demand straggling parameter, obtains described machine
The air quantity of cabinet adjusts aperture departure；
The air quantity current air quantity of described rack being adjusted aperture with described rack adjusts aperture departure sum as institute
The air quantity stating rack in subsequent period adjusts aperture, and adjusts aperture tune according to the described rack determining in the air quantity of subsequent period
Whole described rack is in the air output of subsequent period.
Still optionally further, described control unit 503, specifically in the following manner, inclined according to described refrigeration demand
Difference parameter, the adjustment corresponding air-conditioning of described rack is in the leaving air temp set point of subsequent period:
Determine the current leaving air temp set point of the corresponding air-conditioning of described rack；
Calculate the product of described current leaving air temp set point and described refrigeration demand straggling parameter, obtain described rack pair
The leaving air temp departure of the air-conditioning answered；
If it is determined that described current leaving air temp set point is more than described current air-out with the difference of described leaving air temp departure
Temperature set-point with set scalable leaving air temp threshold value sum, then by described current leaving air temp set point with set can
Regulating outlet air temperature threshold value sum as the corresponding air-conditioning of described rack subsequent period leaving air temp set point；
If it is determined that described current leaving air temp set point is currently gone out not less than described with the difference of described leaving air temp departure
Air temperature set point with set the difference of scalable leaving air temp threshold value and, be not more than described current leaving air temp set point with
The scalable leaving air temp threshold value sum setting, then will described current leaving air temp set point and described leaving air temp departure it
Differ from the leaving air temp set point in subsequent period as the corresponding air-conditioning of described rack；
If it is determined that described current leaving air temp set point is less than described current air-out with the difference of described leaving air temp departure
Temperature set-point with set scalable leaving air temp threshold value difference, then by described current leaving air temp set point with set can
The difference of regulating outlet air temperature threshold value as the corresponding air-conditioning of described rack subsequent period leaving air temp set point.
That is, on the one hand, the variation tendency that can load according to described rack, determine refrigeration demand straggling parameter, then
According to described refrigeration demand straggling parameter, determine the theory setting point of the new leaving air temp of the corresponding air-conditioning of described rack；Separately
On the one hand, can be according to the scalable leaving air temp threshold of the current leaving air temp set point of the corresponding air-conditioning of described rack and setting
Value, is that the corresponding air-conditioning of described rack determines that a leaving air temp sets interval；New going out when the corresponding air-conditioning of described rack
When the theory setting point of air temperature is higher than that described leaving air temp sets interval peak, then described leaving air temp is set interval
Peak as the corresponding air-conditioning of described rack new leaving air temp set point；New when the corresponding air-conditioning of described rack
When the theory setting point of leaving air temp is less than the minimum that described leaving air temp sets interval, then described leaving air temp is set area
Between minimum as the corresponding air-conditioning of described rack new leaving air temp set point；Otherwise, by corresponding for described rack sky
Adjust new leaving air temp theory setting point as the corresponding air-conditioning of described rack new leaving air temp set point, and according to
New rack described in leaving air temp observer is in the refrigerating capacity of subsequent period.Therefore, described rack not only can be made
Refrigerating capacity is matched with the load of described rack, but also can periodically, smoothly to described rack corresponding air-conditioning goes out
Air temperature set point is adjusted, and can prevent the excessive situation of temperature fluctuation from occurring.
In addition, based on same inventive concept, this utility model embodiment additionally provides a kind of temperature control system, specifically
As described in Figure 6, it is the structural representation of described system, and described temperature control system includes cabinet system 601 and above-mentioned temperature
Degree control device 602, wherein, described cabinet system 601 includes at least one rack.
In addition, described cabinet system 601 concretely supply air system (as shown in Figure 1) under raised flooring, blow on airduct
System (as shown in Figure 2) and cold and hot passage totally enclosed horizontal blast system (as shown in Figure 3) etc., and, described cabinet system
601 may also include the equipment such as at least one air-conditioning, and this is not repeated.
In sum, this utility model embodiment provides a kind of temperature control equipment and system, can be directed to cabinet system
In each rack, collection present period described in rack load-related parameter；And according to the related ginseng of the described load collecting
Number, determines the refrigeration demand straggling parameter for reflecting the refrigeration variation tendency in subsequent period for the described rack；And according to institute
State refrigeration demand straggling parameter, control described rack in the refrigerating capacity of subsequent period.That is, can be in cabinet system
Each rack, predicts described rack in subsequent period by the variation tendency detecting the load in present period for the described rack
The variation tendency of refrigeration demand amount, and described rack is controlled in lower a period of time according to the variation tendency of the refrigeration demand amount predicting
The refrigerating capacity of section, therefore, not only targetedly can carry out independent regulation to the refrigerating capacity of each rack；And become according to load
Change the refrigerating capacity dynamically adjusting rack, also can make temperature control result more accurately, the refrigerating efficiency of air-conditioning is higher, energy consumption
Lower.
Furthermore, it is necessary to explanation, any number of elements in drawing and description is used to example and unrestricted, and
Any name is only used for distinguishing, and does not have any limitation.
Although having been described for preferred embodiment of the present utility model, those skilled in the art once know substantially
Creative concept, then can make other change and modification to these embodiments.So, claims are intended to be construed to wrap
Include preferred embodiment and fall into being had altered and changing of this utility model scope.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this practicality to this utility model
New spirit and scope.So, if of the present utility model these modification and modification belong to this utility model claim and
Within the scope of its equivalent technologies, then this utility model is also intended to comprise these changes and modification.
Claims (7)
1. a kind of temperature control equipment is it is characterised in that described device includes:
Collecting unit, for for each rack in cabinet system, gather rack described in present period, be used for reflecting described
The load-related parameter of the load of rack；
Processing unit, for according to the described load-related parameter collecting, determining for reflecting described rack in subsequent period
Refrigeration variation tendency refrigeration demand straggling parameter；
Control unit, for according to described refrigeration demand straggling parameter, controlling described rack in the refrigerating capacity of subsequent period.
2. device as claimed in claim 1 is it is characterised in that the load-related parameter of described rack, comprising: described rack
The utilization rate of central processing unit sum of Servers-all, the power sum of all power distribution units of described rack, Yi Jisuo
State one or more of return side mean temperature of rack.
3. device as claimed in claim 1 it is characterised in that
Described processing unit, specifically for calculating the rate of change in present period for the every class load-related parameter collecting；And,
By the meansigma methodss of calculated each rate of change, as the system for reflecting the refrigeration variation tendency in subsequent period for the described rack
Cold demand disruption parameter.
4. device as claimed in claim 1 it is characterised in that
Described control unit, specifically for according to described refrigeration demand straggling parameter, adjusting described rack sending in subsequent period
Air quantity and/or the corresponding air-conditioning of described rack in the leaving air temp set point of subsequent period, to control described rack in lower a period of time
The refrigerating capacity of section.
5. device as claimed in claim 4 is it is characterised in that described control unit, specifically in the following manner, according to
Described refrigeration demand straggling parameter, the described rack of adjustment is in the air output of subsequent period:
Determine that the current air quantity of described rack adjusts aperture；
The current air quantity calculating described rack adjusts the product of aperture and described refrigeration demand straggling parameter, obtains described rack
Air quantity adjusts aperture departure；
The air quantity current air quantity of described rack being adjusted aperture with described rack adjusts aperture departure sum as described machine
Cabinet adjusts aperture in the air quantity of subsequent period, and adjusts aperture adjustment institute according to the described rack determining in the air quantity of subsequent period
State the air output in subsequent period for the rack.
6. device as claimed in claim 4 is it is characterised in that described control unit, specifically in the following manner, according to
Described refrigeration demand straggling parameter, the adjustment corresponding air-conditioning of described rack is in the leaving air temp set point of subsequent period:
Determine the current leaving air temp set point of the corresponding air-conditioning of described rack；
Calculate the product of described current leaving air temp set point and described refrigeration demand straggling parameter, obtain described rack corresponding
The leaving air temp departure of air-conditioning；
If it is determined that described current leaving air temp set point is more than described current leaving air temp with the difference of described leaving air temp departure
Set point and the scalable leaving air temp threshold value sum setting, then by described current leaving air temp set point and the scalable setting
Leaving air temp threshold value sum as the corresponding air-conditioning of described rack subsequent period leaving air temp set point；
If it is determined that described current leaving air temp set point currently goes out pathogenic wind-warm with the difference of described leaving air temp departure not less than described
Degree set point with set the difference of scalable leaving air temp threshold value and, be not more than described current leaving air temp set point and setting
Scalable leaving air temp threshold value sum, then the difference of described current leaving air temp set point and described leaving air temp departure is made
For the corresponding air-conditioning of described rack subsequent period leaving air temp set point；
If it is determined that described current leaving air temp set point is less than described current leaving air temp with the difference of described leaving air temp departure
Set point and the difference of the scalable leaving air temp threshold value setting, then by described current leaving air temp set point and the scalable setting
The difference of leaving air temp threshold value as the corresponding air-conditioning of described rack subsequent period leaving air temp set point.
7. a kind of temperature control system is it is characterised in that described temperature control system includes cabinet system and claim 1-6
Arbitrary described temperature control equipment, wherein, described cabinet system includes at least one rack.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620625441.5U CN205919586U (en) | 2016-06-22 | 2016-06-22 | Temperature control device and temperature control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620625441.5U CN205919586U (en) | 2016-06-22 | 2016-06-22 | Temperature control device and temperature control system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543277A (en) * | 2016-06-22 | 2018-01-05 | 维谛技术有限公司 | A kind of temprature control method, apparatus and system |
| CN108377629A (en) * | 2018-02-05 | 2018-08-07 | 上海银音信息科技股份有限公司 | Cold closes energy-saving precise air conditioner room system and its refrigeration and adjusting method |
| CN108650850A (en) * | 2018-05-10 | 2018-10-12 | 联想(北京)有限公司 | Temperature control method, device, electronic equipment, storage medium, control system |
| CN116336611A (en) * | 2023-03-30 | 2023-06-27 | 广东志享信息科技有限公司 | Intelligent high-efficiency machine room energy-saving method for central air-conditioning system |
-
2016
- 2016-06-22 CN CN201620625441.5U patent/CN205919586U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543277A (en) * | 2016-06-22 | 2018-01-05 | 维谛技术有限公司 | A kind of temprature control method, apparatus and system |
| CN108377629A (en) * | 2018-02-05 | 2018-08-07 | 上海银音信息科技股份有限公司 | Cold closes energy-saving precise air conditioner room system and its refrigeration and adjusting method |
| CN108650850A (en) * | 2018-05-10 | 2018-10-12 | 联想(北京)有限公司 | Temperature control method, device, electronic equipment, storage medium, control system |
| CN116336611A (en) * | 2023-03-30 | 2023-06-27 | 广东志享信息科技有限公司 | Intelligent high-efficiency machine room energy-saving method for central air-conditioning system |
| CN116336611B (en) * | 2023-03-30 | 2023-11-03 | 广东志享信息科技有限公司 | Intelligent high-efficiency machine room energy-saving method for central air-conditioning 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 Patentee after: Vitamin Technology Co., Ltd. Address before: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518055 No. 1001 Nanshan Chi Park building B2 Patentee before: Aimosheng Network Energy Source Co., Ltd. |