CN104470331A - Fan heat dissipating control method and device - Google Patents
Fan heat dissipating control method and device Download PDFInfo
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- CN104470331A CN104470331A CN201410718883.XA CN201410718883A CN104470331A CN 104470331 A CN104470331 A CN 104470331A CN 201410718883 A CN201410718883 A CN 201410718883A CN 104470331 A CN104470331 A CN 104470331A
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Abstract
The invention discloses a fan heat dissipating control method and device. The method comprises the steps that the operation states of all fans in a heat dissipating system are monitored; when it is monitored that one or more fault fans appear in the heat dissipating system, the rotating speeds of other fans in the heat dissipating system is adjusted according to a system heat dissipating requirement so that the current heat dissipating capacity of the system can meet the requirement for the system heat dissipating capacity. By means of the fan heat dissipating control method and device, the service life of the heat dissipating system can be prolonged, and the reliability of the heat dissipating system can be improved.
Description
Technical field
The embodiment of the present invention relates to the radiating control of electronic system, is specifically related to a kind of fan cooling control method and device.
Background technology
For the system equipment comprising multiple stage fan cooling, often there will be the situation of certain fan failure.In prior art, when certain fan of system equipment breaks down, often direct by all for other in system equipment fan full-speed operations, the electric current of system equipment, power consumption, noise can be caused like this to rise rapidly, reduce the life and reliability of blower module and system equipment.Therefore, be necessary that proposing a kind of method solves the problem.
Summary of the invention
In view of this, the invention provides a kind of fan cooling control method and device, the life and reliability of cooling system can be improved.
First aspect, fan cooling control method provided by the invention, comprising:
The running status of each fan in monitoring cooling system;
When monitor in described cooling system there is one or more fault fan time, require the rotating speed of other fans in the described cooling system of adjustment according to system radiating amount, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
Preferably, before the running status of monitoring each fan in cooling system, described method also comprises: the position distribution obtaining each fan in described cooling system.
Preferably, the described rotating speed requiring other fans in the described cooling system of adjustment according to system radiating amount, meets described system radiating amount with the heat dissipation capacity making system current and requires to include:
Require the rotating speed of one or more fans adjacent with described fault position of fan in the described cooling system of adjustment according to system radiating amount, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
Preferably, after the rotating speed of one or more fans adjacent with described fault position of fan in the described cooling system of adjustment, the current heat dissipation capacity of system can not meet described system radiating amount when requiring, then adjust the rotating speed with the non-conterminous one or more fan of described fault position of fan in described cooling system again, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
Second aspect, controller for heat sink of fan provided by the invention, comprising:
Monitoring means, for monitoring the running status of each fan in cooling system;
Control unit, when there is one or more fault fan for monitoring in described cooling system when described monitoring means, require the rotating speed of other fans in the described cooling system of adjustment according to system radiating amount, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
Preferably, described device also comprises:
Acquiring unit, for obtaining the position distribution of each fan in described cooling system.
The third aspect, controller for heat sink of fan provided by the invention, comprises processor and memory, wherein:
Described memory is for storing batch processing instruction;
Described processor, for calling the program command stored in described memory, performs and operates as follows:
The running status of each fan in monitoring cooling system;
When monitor in described cooling system there is one or more fault fan time, require the rotating speed of other fans in the described cooling system of adjustment according to system radiating amount, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
Preferably, described processor also for, in monitoring cooling system each fan running status before, obtain the position distribution of each fan in described cooling system.
Preferably, described processor requires the rotating speed of other fans in the described cooling system of adjustment according to system radiating amount, meets described system radiating amount require to include with the heat dissipation capacity making system current:
Described processor requires the rotating speed of one or more fans adjacent with described fault position of fan in the described cooling system of adjustment according to system radiating amount, meets the requirement of described system radiating amount with the heat dissipation capacity making system current.
Preferably, after the rotating speed of one or more fans adjacent with described fault position of fan in the described cooling system of adjustment, the current heat dissipation capacity of system can not meet described system radiating amount when requiring, then described processor adjusts the rotating speed with the non-conterminous one or more fan of described fault position of fan in described cooling system again, meets the requirement of described system radiating amount with the heat dissipation capacity making system current.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
In the embodiment of the present invention, when monitor in cooling system there is one or more fault fan time, the rotating speed of other fans in adjustment cooling system can be required according to system radiating amount, meet the requirement of system radiating amount with the heat dissipation capacity making system current.Namely in the embodiment of the present invention, when certain fan failure, be not by other all fans all full-speed operations, but the rotating speed of other fans of adjustment is required according to system radiating amount, the heat dissipation capacity making system current meets system radiating amount and requires, only may finely tune like this, therefore to the rotating speed of other fans, avoid the problem that all fan full-speed operations bring, improve the life and reliability of cooling system.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing the embodiment of the present invention is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those skilled in the art, other accompanying drawing can also be obtained as these accompanying drawings.
Fig. 1 is fan cooling control method provided by the invention embodiment schematic diagram;
Fig. 2 is another embodiment schematic diagram of fan cooling control method provided by the invention;
Fig. 3 is an embodiment schematic diagram of cooling system internal fan position distribution of the present invention;
Fig. 4 is controller for heat sink of fan provided by the invention embodiment schematic diagram;
Fig. 5 is another embodiment schematic diagram of controller for heat sink of fan provided by the invention;
Fig. 6 is another embodiment schematic diagram of controller for heat sink of fan provided by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those skilled in the art obtain, all belongs to the scope of protection of the invention.
The invention provides a kind of fan cooling control method and device, the life and reliability of cooling system can be improved.
Refer to Fig. 1, fan cooling control method of the present invention embodiment comprises:
101, the running status of each fan in cooling system is monitored;
102, when monitor in cooling system there is one or more fault fan time, require the rotating speed of other fans in adjustment cooling system according to system radiating amount, meet the requirement of system radiating amount with the heat dissipation capacity making system current.
In specific implementation, other fans in cooling system can be all fans beyond fault fan, also can be the part fans beyond fault fan.The adjustment of the rotating speed of other fans only need make the current heat dissipation capacity of system meet system radiating amount to require, therefore, the rotating speed of other fans may just be finely tuned, and can not reach whole full speed.
In the present embodiment, when monitor in cooling system there is one or more fault fan time, the rotating speed of other fans in adjustment cooling system can be required according to system radiating amount, meet the requirement of system radiating amount with the heat dissipation capacity making system current.Namely in the present embodiment, when certain fan failure, be not by other all fans all full-speed operations, but the rotating speed of other fans of adjustment is required according to system radiating amount, the heat dissipation capacity making system current meets system radiating amount and requires, only may finely tune like this, therefore to the rotating speed of other fans, avoid the problem that all fan full-speed operations bring, improve the life and reliability of cooling system.
For ease of understanding, introduce fan cooling control method of the present invention with a specific embodiment below, refer to Fig. 2, the method for the present embodiment comprises:
201, the position distribution of each fan in cooling system is obtained;
In specific implementation, can set up position of fan distribution map according to the position distribution of fan each in reality, the position of fan distribution map set up can be as shown in Figure 3.
202, the running status of each fan in cooling system is monitored;
203, when monitor in cooling system there is one or more fault fan time, the rotating speed of one or more fans adjacent with fault position of fan in adjustment cooling system;
When break down in cooling system fan time, according to the position of the position of the position of fan distribution map determination fault fan set up and the adjacent fan of fault fan, can then adjust the rotating speed of one or more fans adjacent with fault position of fan in cooling system above.
In the present embodiment, the fan that fault fan is adjacent can be the fan of fault fan front, rear, left and right, and such as, in Fig. 3, when fan 1 is fault fan, fan 2,4,5 is adjacent fans.
204, judge whether the current heat dissipation capacity of system meets the requirement of system radiating amount, if do not meet, then perform step 205, otherwise, perform step 206 and end process;
In addition, if after the rotating speed of the adjacent fan of adjustment fault fan, the current heat dissipation capacity of system meets the requirement of system radiating amount, can also return step 202, continue the running status of each fan of monitoring.
205, adjust the rotating speed with the non-conterminous one or more fan of fault position of fan in cooling system, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
In specific implementation, fault fan can be one or more.Sometimes when fault fan is more, the rotating speed that may adjust the adjacent fan of fault fan can not meet system radiating requirement, such as, in Fig. 3, when fan 1,2 simultaneous faults, adjacent fans 3,4,5,6 may be adjusted and just cannot meet system radiating requirement, now can adjust the rotating speed with the non-conterminous fan of fault fan, what such as adjust in fan 7,8,9 is any one or more, meets the requirement of system radiating amount with the heat dissipation capacity making system current.
In the present embodiment, when break down in cooling system fan time, preferentially can adjust the rotating speed of the fan adjacent with fault fan, to maintain the stability of cooling system, require time then the rotating speed of adjustment and the non-conterminous fan of fault fan when the rotating speed adjusting the adjacent fan of fault fan can not meet system radiating, the heat dissipation capacity making system current meets system radiating amount and requires, this avoid the problem that all fan full-speed operations bring, improve the life and reliability of cooling system.
Experiment proves, each rotation speed of the fan reduces a gear and electric current will be made to reduce, and lower power consumption, and noise reduction improve reliability and the life-span of system, in particular improve fan life, decrease the cost of maintenance simultaneously.
Introduce controller for heat sink of fan provided by the invention below, refer to Fig. 4, the controller for heat sink of fan 400 of the present embodiment comprises:
Monitoring means 401, for monitoring the running status of each fan in cooling system;
Control unit 402, when there is one or more fault fan for monitoring in cooling system when monitoring means 401, requiring the rotating speed of other fans in adjustment cooling system, meeting the requirement of system radiating amount with the heat dissipation capacity making system current according to system radiating amount.
In specific implementation, other fans in cooling system can be all fans beyond fault fan, also can be the part fans beyond fault fan.The adjustment of the rotating speed of other fans only need make the current heat dissipation capacity of system meet system radiating amount to require, therefore, the rotating speed of other fans may just be finely tuned, and can not reach whole full speed.
In the present embodiment, when monitoring means monitor in cooling system there is one or more fault fan time, control unit can require the rotating speed of other fans in adjustment cooling system according to system radiating amount, meet the requirement of system radiating amount with the heat dissipation capacity making system current.Namely in the present embodiment, when certain fan failure, be not by other all fans all full-speed operations, but the rotating speed of other fans of adjustment is required according to system radiating amount, the heat dissipation capacity making system current meets system radiating amount and requires, only may finely tune like this, therefore to the rotating speed of other fans, avoid the problem that all fan full-speed operations bring, improve the life and reliability of cooling system.
Refer to Fig. 5, controller for heat sink of fan of the present invention specific embodiment comprises:
Acquiring unit 501, for obtaining the position distribution of each fan in cooling system;
Monitoring means 502, for monitoring the running status of each fan in cooling system;
Control unit 503, when there is one or more fault fan for monitoring in cooling system when monitoring means 502, the rotating speed of one or more fans adjacent with fault position of fan in adjustment cooling system;
For ease of understanding, the reciprocal process of unit in the controller for heat sink of fan 500 describing the present embodiment below with a specific embodiment.
In specific implementation, acquiring unit 501 first can obtain the position distribution of each fan in cooling system, and acquiring unit 501 can set up position of fan distribution map according to the position distribution of fan each in reality.
Monitoring means 502 monitors the running status of each fan in cooling system, when monitoring means 502 monitor in cooling system break down fan time, control unit 503 adjusts the rotating speed of one or more fans adjacent with fault position of fan in cooling system.
Particularly, when break down in cooling system fan time, the position of the position of the position of fan distribution map determination fault fan that control unit 503 can be set up according to acquiring unit 501 above and the adjacent fan of fault fan, then adjusts the rotating speed of one or more fans adjacent with fault position of fan in cooling system.In the present embodiment, the fan that fault fan is adjacent can be the fan of fault fan front, rear, left and right.
If after the rotating speed of the adjacent fan of adjustment fault fan, the current heat dissipation capacity of system meets the requirement of system radiating amount, then can end process, also can continue the running status of monitoring each fan in cooling system by monitoring means 502.
If after the rotating speed of the fan that adjustment fault fan is adjacent, system radiating requirement can not be met, then adjust the rotating speed with the non-conterminous one or more fan of fault position of fan in cooling system, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
In the present embodiment, when monitoring means monitor in cooling system there is one or more fault fan time, control unit preferentially can adjust the rotating speed of the fan adjacent with fault fan, to maintain the stability of cooling system, when the rotating speed adjusting the adjacent fan of fault fan can not meet system radiating require time, control unit adjusts the rotating speed with the non-conterminous fan of fault fan again, the heat dissipation capacity making system current meets system radiating amount and requires, this avoid the problem that all fan full-speed operations bring, improve the life and reliability of cooling system.
Fig. 6 is another embodiment schematic diagram of controller for heat sink of fan provided by the invention.Refer to Fig. 6, controller for heat sink of fan 600 may be used for the controller for heat sink of fan method that enforcement above-described embodiment provides, and controller for heat sink of fan 600 comprises: processor 601 and memory 602, wherein:
Memory 602 can be connected by bus with processor 601.Certainly, controller for heat sink of fan 600 can also comprise the universal components such as antenna, baseband process component, middle radio frequency processing parts, input/output unit, and the present embodiment does not do any restriction at this.
Memory 602 is for stores executable programs code, and this program code comprises computer-managed instruction.Memory 602 may comprise high-speed RAM memory, still may comprise nonvolatile memory (non-volatile memory), such as at least one magnetic disc store.
Processor 601 can be a central processing unit (Central Processing Unit, CPU), or specific integrated circuit (Application Specific Integrated Circuit, or be configured to implement one or more integrated circuits of the embodiment of the present invention ASIC).
Specifically in the present embodiment, processor 601, for calling the program command stored in memory 602, performs and operates as follows:
The running status of each fan in monitoring cooling system;
When monitor in described cooling system there is one or more fault fan time, require the rotating speed of other fans in the described cooling system of adjustment according to system radiating amount, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
Preferably, processor 601 also for, in monitoring cooling system each fan running status before, obtain the position distribution of each fan in described cooling system.
Preferably, processor 601 requires the rotating speed of other fans in the described cooling system of adjustment according to system radiating amount, meets described system radiating amount require to include with the heat dissipation capacity making system current:
Processor 601 requires the rotating speed of one or more fans adjacent with described fault position of fan in the described cooling system of adjustment according to system radiating amount, meets the requirement of described system radiating amount with the heat dissipation capacity making system current.
Preferably, after the rotating speed of one or more fans adjacent with described fault position of fan in the described cooling system of adjustment, the current heat dissipation capacity of system can not meet described system radiating amount when requiring, then processor 601 adjusts the rotating speed with the non-conterminous one or more fan of described fault position of fan in described cooling system again, meets the requirement of described system radiating amount with the heat dissipation capacity making system current.
In addition, the controller for heat sink of fan of the present embodiment can also realize other functions in said method embodiment, repeats no more herein.
In the present embodiment, when processor monitor in cooling system there is one or more fault fan time, the rotating speed of other fans in adjustment cooling system can be required according to system radiating amount, meet the requirement of system radiating amount with the heat dissipation capacity making system current.Namely in the embodiment of the present invention, when certain fan failure, processor is not by other all fans all full-speed operations, but the rotating speed of other fans of adjustment is required according to system radiating amount, the heat dissipation capacity making system current meets system radiating amount and requires, only may finely tune like this, therefore to the rotating speed of other fans, avoid the problem that all fan full-speed operations bring, improve the life and reliability of cooling system.
It should be noted that, device embodiment described above is only schematic, the wherein said unit illustrated as separating component or can may not be and physically separates, parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.In addition, in device embodiment accompanying drawing provided by the invention, the annexation between module represents to have communication connection between them, specifically can be implemented as one or more communication bus or holding wire.Those of ordinary skill in the art, when not paying creative work, are namely appreciated that and implement.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add required common hardware by software and realize, and can certainly comprise application-specific integrated circuit (ASIC), dedicated cpu, private memory, special components and parts etc. realize by specialized hardware.Generally, all functions completed by computer program can realize with corresponding hardware easily, and the particular hardware structure being used for realizing same function also can be diversified, such as analog circuit, digital circuit or special circuit etc.But under more susceptible for the purpose of the present invention condition, software program realizes is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in the storage medium that can read, as the floppy disk of computer, USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc., comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform method described in the present invention each embodiment.
A kind of fan cooling control method provided the embodiment of the present invention above and device are described in detail, for one of ordinary skill in the art, according to the thought of the embodiment of the present invention, all will change in specific embodiments and applications, therefore, this description should not be construed as limitation of the present invention.
Claims (10)
1. a fan cooling control method, is characterized in that, comprising:
The running status of each fan in monitoring cooling system;
When monitor in described cooling system there is one or more fault fan time, require the rotating speed of other fans in the described cooling system of adjustment according to system radiating amount, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
2. the method for claim 1, is characterized in that, before the running status of monitoring each fan in cooling system, described method also comprises:
Obtain the position distribution of each fan in described cooling system.
3. method as claimed in claim 2, is characterized in that, the described rotating speed requiring other fans in the described cooling system of adjustment according to system radiating amount, meets described system radiating amount with the heat dissipation capacity making system current and require to include:
Require the rotating speed of one or more fans adjacent with described fault position of fan in the described cooling system of adjustment according to system radiating amount, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
4. method as claimed in claim 3, it is characterized in that, after the rotating speed of one or more fans adjacent with described fault position of fan in the described cooling system of adjustment, the current heat dissipation capacity of system can not meet described system radiating amount when requiring, then adjust the rotating speed with the non-conterminous one or more fan of described fault position of fan in described cooling system again, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
5. a controller for heat sink of fan, is characterized in that, comprising:
Monitoring means, for monitoring the running status of each fan in cooling system;
Control unit, when there is one or more fault fan for monitoring in described cooling system when described monitoring means, require the rotating speed of other fans in the described cooling system of adjustment according to system radiating amount, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
6. device as claimed in claim 5, it is characterized in that, described device also comprises:
Acquiring unit, for obtaining the position distribution of each fan in described cooling system.
7. a controller for heat sink of fan, is characterized in that, comprises processor and memory, wherein:
Described memory is for storing batch processing instruction;
Described processor, for calling the program command stored in described memory, performs and operates as follows:
The running status of each fan in monitoring cooling system;
When monitor in described cooling system there is one or more fault fan time, require the rotating speed of other fans in the described cooling system of adjustment according to system radiating amount, meet the requirement of described system radiating amount with the heat dissipation capacity making system current.
8. device as claimed in claim 7, is characterized in that,
Described processor also for, in monitoring cooling system each fan running status before, obtain the position distribution of each fan in described cooling system.
9. device as claimed in claim 8, is characterized in that, described processor requires the rotating speed of other fans in the described cooling system of adjustment according to system radiating amount, meets described system radiating amount require to include with the heat dissipation capacity making system current:
Described processor requires the rotating speed of one or more fans adjacent with described fault position of fan in the described cooling system of adjustment according to system radiating amount, meets the requirement of described system radiating amount with the heat dissipation capacity making system current.
10. device as claimed in claim 9, it is characterized in that, after the rotating speed of one or more fans adjacent with described fault position of fan in the described cooling system of adjustment, the current heat dissipation capacity of system can not meet described system radiating amount when requiring, then described processor adjusts the rotating speed with the non-conterminous one or more fan of described fault position of fan in described cooling system again, meets the requirement of described system radiating amount with the heat dissipation capacity making system current.
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| CN201410718883.XA CN104470331B (en) | 2014-12-01 | 2014-12-01 | Fan heat dissipating control method and device |
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| CN201410718883.XA CN104470331B (en) | 2014-12-01 | 2014-12-01 | Fan heat dissipating control method and device |
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| CN104470331A true CN104470331A (en) | 2015-03-25 |
| CN104470331B CN104470331B (en) | 2017-04-12 |
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