CN104951025A - Fan speed control system and method and server for controlling fan speed - Google Patents
Fan speed control system and method and server for controlling fan speed Download PDFInfo
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- CN104951025A CN104951025A CN201410113205.0A CN201410113205A CN104951025A CN 104951025 A CN104951025 A CN 104951025A CN 201410113205 A CN201410113205 A CN 201410113205A CN 104951025 A CN104951025 A CN 104951025A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The invention provides a fan speed control system and method and a server for controlling fan speed. The system is applied to the server and comprises a first fan driving module, a second fan driving module, a speed value sampling module, a temperature value sampling module, an analyzing module, a determining module and a speed adjusting module, wherein the first fan driving module is used for controlling a fan in a fan group to rotate according to a group of preset speed values in sequence, the second fan driving module is used for controlling other fans in the fan group to rotate according to a default speed value, the speed value sampling module is used for sampling the speed of the fan rotating according to the preset speed values in a preset sampling time period, the temperature value sampling module is used for sampling the environment temperature value sensed by each temperature sensor in the preset sampling time period, the analyzing module is used for obtaining the actual heat dissipation weight value of the sampled fan through analysis, the determining module is used for determining the actual control parameter value of the sampled fan, and the speed adjusting module is used for obtaining the actual speed value of the sampled fan through calculation and adjusting the speed of the sampled fan correspondingly. By the adoption of the fan speed control system and method and the server for controlling fan speed, unnecessary power consumption can be reduced, and the situation that an electronic element is burnt due to overheating can be avoided.
Description
Technical field
The present invention relates to the server of a kind of fan rotary speed control system, method and control rotation speed of the fan.
Background technology
Current server room generally adopts multiple fan to dispel the heat to the surrounding electronic component region in server, and the rotating speed of the plurality of fan is usually by a fixing preset control parameters decision.But the position arranged due to fan is different, server may be caused to require the actual speed of fan different, such as, when being arranged on cool air outlet, this peripheral region temperature can be lower, and when being arranged on the electronic component region of high flow rate, the temperature of this peripheral region can be higher.So, if fan still keeps default controling parameters that unnecessary power consumption or electronic component may be caused overheated phenomenon to occur and is burnt.
Summary of the invention
In view of this, be necessary the server a kind of fan rotary speed control system, method being provided and controlling rotation speed of the fan, be intended to solve the problems of the technologies described above.
The invention provides a kind of fan rotary speed control system, this system is applied to a server, this server comprises fan group, temperature-sensitive sticker group and storer, this temperature-sensitive sticker group and fan group one_to_one corresponding, each temperature-sensitive sticker is used for the ambient temperature value sensed in real time in corresponding fan predeterminable area, this storer is for storing the acquiescence tachometer value of each fan under fan group, acquiescence heat radiation weighted value and default control parameters value, and this fan rotary speed control system comprises:
First fan-driving module, for responding the first rotation command, controlling the tachometer value that under fan group, wherein a fan is sequentially preset according to a group and rotating;
Second fan-driving module, for responding the second rotation command, other fans simultaneously controlled under fan group rotate according to acquiescence tachometer value;
Tachometer value sampling module, obtains one group of rotating speed sampling value for carrying out sampling to the tachometer value of the fan that response first rotation command rotates in default sample time in section;
Temperature value sampling module, the ambient temperature value for sensing each temperature-sensitive sticker in default sample time section is carried out sampling and is obtained many group temperature sampling values;
Analysis module, for sampling one group of rotating speed sampling value obtaining and organizing temperature sampling value more and analyze the actual heat radiation weighted value obtaining sampling fan;
Determination module, determines for the actual heat radiation weighted value according to sampling fan, acquiescence heat radiation weighted value and default control parameters value the working control parameter value sampling fan; And
Adjustment of rotational speed module, obtains sampling the actual speed value of fan, and adjusts the rotating speed of sampling fan according to this actual speed value correspondence for calculating sampling fan working control parameter value and the product of the acquiescence tachometer value of sampling fan.
The present invention also provides a kind of server controlling rotation speed of the fan, this server comprises fan group, temperature-sensitive sticker group, storer and BMC, this temperature-sensitive sticker group and fan group one_to_one corresponding, each temperature-sensitive sticker is used for the ambient temperature value sensed in real time in corresponding fan predeterminable area, this storer is for storing the acquiescence tachometer value of each fan under fan group, acquiescence heat radiation weighted value and default control parameters value, this BMC, for responding the first rotation command, controls the tachometer value that under fan group, wherein a fan is sequentially preset according to a group and rotates; Respond the second rotation command, other fans simultaneously controlled under fan group rotate according to acquiescence tachometer value; In section, sampling is carried out to the tachometer value of the fan that response first rotation command rotates in default sample time and obtain one group of rotating speed sampling value; The ambient temperature value sensed each temperature-sensitive sticker in default sample time section is carried out sampling and is obtained many group temperature sampling values; To sampling one group of rotating speed sampling value obtaining and organizing temperature sampling value more and analyze the actual heat radiation weighted value obtaining sampling fan; Determine to sample the working control parameter value of fan according to the actual heat radiation weighted value of sampling fan, acquiescence heat radiation weighted value and default control parameters value; And the product calculating the acquiescence tachometer value sampling fan working control parameter value and sampling fan obtains the actual speed value sampling fan, and sample the rotating speed of fan according to this actual speed value correspondence adjustment.
The present invention also provides a kind of fan rotational frequency control method, the method is applied to a server, this server comprises fan group, temperature-sensitive sticker group and storer, this temperature-sensitive sticker group and fan group one_to_one corresponding, each temperature-sensitive sticker is used for the ambient temperature value sensed in real time in corresponding fan predeterminable area, this storer is for storing the acquiescence tachometer value of each fan under fan group, acquiescence heat radiation weighted value and default control parameters value, and this fan rotational frequency control method comprises the following steps:
Respond the first rotation command, control the tachometer value that under fan group, wherein a fan is sequentially preset according to a group and rotate;
Respond the second rotation command, other fans simultaneously controlled under fan group rotate according to acquiescence tachometer value;
In section, sampling is carried out to the tachometer value of the fan that response first rotation command rotates in default sample time and obtain one group of rotating speed sampling value;
The ambient temperature value sensed each temperature-sensitive sticker in default sample time section is carried out sampling and is obtained many group temperature sampling values;
To sampling one group of rotating speed sampling value obtaining and organizing temperature sampling value more and analyze the actual heat radiation weighted value obtaining sampling fan;
Determine to sample the working control parameter value of fan according to the actual heat radiation weighted value of sampling fan, acquiescence heat radiation weighted value and default control parameters value; And
The product calculating the acquiescence tachometer value sampling fan working control parameter value and sampling fan obtains the actual speed value sampling fan, and samples the rotating speed of fan according to this actual speed value correspondence adjustment.
Compared to prior art, the server of fan rotary speed control system provided by the invention, method and control rotation speed of the fan can adjust the rotating speed of corresponding fan according to the environment temperature in current residing region, thus reduce unnecessary power consumption and avoid electronic component generation superheating phenomenon and occurred by the situation of burning, finally reach energy-conservation and the effect in extension device life-span.
Accompanying drawing explanation
Fig. 1 is the application structure figure of fan rotary speed control system preferred embodiment of the present invention;
Fig. 2 is the rotating speed sampling value time history plot of fan rotary speed control system preferred embodiment fan of the present invention;
Fig. 3 is the temperature sampling value time history plot of the temperature-sensitive sticker that fan rotary speed control system preferred embodiment fan of the present invention is corresponding;
Fig. 4 is the process flow diagram of fan rotational frequency control method preferred embodiment of the present invention.
Main element symbol description
| Server | 1 |
| Fan rotary speed control system | 100 |
| Fan group | 10 |
| Temperature-sensitive sticker group | 20 |
| BMC | 30 |
| Storer | 40 |
| First fan-driving module | 101 |
| Second fan-driving module | 102 |
| Tachometer value sampling module | 103 |
| Temperature value sampling module | 104 |
| Analysis module | 105 |
| Determination module | 106 |
| Adjustment of rotational speed module | 107 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Please refer to Fig. 1, is the application structure figure of fan rotary speed control system 100 of the present invention.This fan rotary speed control system 100 is applied to a server 1.This server 1 comprises fan group 10, temperature-sensitive sticker group 20, BMC(Baseboard Management Controller, baseboard management controller) 30 and storer 40.This fan group 10 comprises several fans n, and wherein, n is more than or equal to 1 and is less than or equal to m.This several fan is used for respectively to the predeterminable area heat radiation in server 1.This temperature-sensitive sticker group 20 comprises several temperature-sensitive stickers Ta, and wherein, a is more than or equal to 1 and is less than or equal to m.Each fan one_to_one corresponding in each temperature-sensitive sticker in this temperature-sensitive sticker group 20 and fan group 10, each temperature-sensitive sticker is used for the ambient temperature value of corresponding fan place predeterminable area in sensing server 1 in real time.This storer 40 is for storing acquiescence tachometer value, the acquiescence heat radiation weighted value and default control parameters value of fan group 10 times each fans.This fan rotary speed control system 100 carries out adjustment, to reach the object of Based Intelligent Control rotation speed of the fan by the controling parameters of BMC30 to fan each in server 1.
This fan rotary speed control system 100 includes several modules, and these several modules for can completing the sequence of program instructions section of predetermined function performed by BMC30.These several modules comprise the first fan-driving module 101, second fan-driving module 102, tachometer value sampling module 103, temperature value sampling module 104, analysis module 105, determination module 106 and adjustment of rotational speed module 107.In the present embodiment, these several module stores are in the storer 40 of this server 1, and in other embodiments, these several modules also can be stored in this BMC30.
This first fan-driving module 101, for responding the first rotation command, controls the fan group tachometer value that 10 times wherein a fan is sequentially preset according to a group and rotates.This second fan-driving module 102 is for responding the second rotation command, and other fans simultaneously controlled under fan group 10 rotate according to acquiescence tachometer value.This tachometer value sampling module 103 obtains one group of rotating speed sampling value for carrying out sampling to the tachometer value of the fan that response first rotation command rotates in default sample time in section.This temperature value sampling module 104 carries out sampling for the ambient temperature value sensed each temperature-sensitive sticker in default sample time section and obtains many group temperature sampling values.This analysis module 105 is for sampling one group of rotating speed sampling value obtaining and organizing temperature sampling value more and analyze the actual heat radiation weighted value obtaining sampling fan.This determination module 106 determines for the actual heat radiation weighted value according to sampling fan, acquiescence heat radiation weighted value and default control parameters value the working control parameter value sampling fan.This adjustment of rotational speed module 107 obtains sampling the actual speed value of fan for calculating sampling fan working control parameter value and the product of the acquiescence tachometer value of sampling fan, and the rotating speed of fan is sampled according to this actual speed value correspondence adjustment, thus circulate successively each fan under fan group 10 sampled and analyze the actual speed value finally obtaining each fan, its rotating speed is adjusted.
In the present embodiment, this analysis module 105 calculate this actual heat radiation weighted value computing formula be:
, wherein, should
represent the actual heat radiation weighted value of the n-th sampling fan, should
represent that temperature-sensitive sticker corresponding to the n-th sampling fan carries out sampling heat energy changing value corresponding to this group temperature sampling value of obtaining, should
represent that the heat energy changing value that the temperature-sensitive sticker corresponding to m fan samples the m group temperature sampling value that obtains corresponding is sued for peace, this
represent that the n-th sampling fan samples rotation speed change value corresponding to this group rotating speed sampling value of obtaining.
In the present embodiment, this determination module 106 determines that the computing formula of this working control parameter value is:
, wherein
represent the working control parameter value of the n-th sampling fan, should
represent the default control parameters value of this n-th sampling fan, should
represent the original heat radiation weighted value of this n-th sampling fan, should
represent the actual heat radiation weighted value of this n-th sampling fan.
Such as, current have seven fans to be respectively fan 1, fan 2 ... fan 7, with it to having seven temperature-sensitive stickers T1, T2 ... T7, the acquiescence tachometer value of fan is
, one group of rotation speed of the fan value preset is
,
...
.This first fan-driving module 101 drive fan 1 is rotated, as first minute according to tachometer value according to this group preset rotation speed value
rotate, second minute according to tachometer value
rotate ... N minute according to tachometer value
rotate.This second fan-driving module 102 drives other fans 2-7 according to acquiescence tachometer value
rotate.The tachometer value of this tachometer value sampling module 103 pairs of fans 1 between 1-N minute carries out sampling and obtains one group of rotating speed sampling value.Please refer to Fig. 2, according to the time dependent curve of rotating speed sampling value that this group rotating speed sampling value obtains, as indicated by the solid line in the figure.This temperature value sampling module 104 carries out sampling to the ambient temperature value that each temperature-sensitive sticker sensed between 1-N minute and obtains many group temperature sampling values.Please refer to Fig. 3, temperature sampling value time dependent curve during the tachometer value change that one group of temperature sampling value corresponding according to temperature-sensitive sticker T1 obtains, as indicated by the solid line in the figure; When fan 1 is according to acquiescence tachometer value
when rotating, the one group sampling value corresponding according to temperature-sensitive sticker T1 obtains by temperature sampling value time dependent curve during acquiescence rotational speed, as shown in broken lines.This analysis module 105 determines the tachometer value of solid line in Fig. 2 and first minute
corresponding horizontal ordinate line surround region (as shown in the dash area in Fig. 2) area be the rotation speed change value of this fan 1
, this analysis module 105 determines that the area that two Curves in Fig. 3 surround region (as shown in the dash area in Fig. 3) is the heat energy changing value that this temperature-sensitive sticker T1 is corresponding
.In the present embodiment, this fan rotary speed control system 100 can by arranging different sample times to improve this rotation speed change value
and heat energy changing value
degree of accuracy.According to the heat energy changing value that said process obtains other temperature-sensitive stickers T2-T7 corresponding be
,
...
, then the corresponding heat energy changing value of all temperature-sensitive stickers and
.According to the computing formula of heat radiation weighted value, this analysis module 105 calculates the actual heat radiation weight of this fan 1
.The default control parameters value of this fan 1 known is
, acquiescence heat radiation weighted value is
, according to the computing formula of working control parameter value, this determination module 106 calculates the working control parameter of this fan 1
.This adjustment of rotational speed module 107 calculates the actual speed value of this fan 1
, the rotating speed then adjusting this fan 1 is F.
Please refer to Fig. 4, is the process flow diagram of fan rotational frequency control method of the present invention.
Step S101, this first fan-driving module 101 responds the first rotation command, controls the fan group tachometer value that 10 times wherein a fan is sequentially preset according to a group and rotates.
Step S102, this second fan-driving module 102 responds the second rotation command, and other fans simultaneously controlled under fan group 10 rotate according to acquiescence tachometer value.
Step S103, this tachometer value sampling module 103 carries out sampling to the tachometer value of the fan that response first rotation command rotates in default sample time in section and obtains one group of rotating speed sampling value.
Step S104, the ambient temperature value that this temperature value sampling module 104 senses each temperature-sensitive sticker in default sample time section is carried out sampling and is obtained many group temperature sampling values.
Step S105, this analysis module 105 is to sampling one group of rotating speed sampling value obtaining and organizing temperature sampling value more and analyze the actual heat radiation weighted value obtaining sampling fan.
Step S106, this determination module 106 is determined to sample the working control parameter value of fan according to the actual heat radiation weighted value of sampling fan, acquiescence heat radiation weighted value and default control parameters value.
Step S107, the product that this adjustment of rotational speed module 107 calculates the acquiescence tachometer value sampling fan working control parameter value and sampling fan obtains the actual speed value sampling fan, and samples the rotating speed of fan according to this actual speed value correspondence adjustment.
Claims (9)
1. a fan rotary speed control system, this system is applied to a server, this server comprises fan group, temperature-sensitive sticker group and storer, this temperature-sensitive sticker group and fan group one_to_one corresponding, each temperature-sensitive sticker is used for the ambient temperature value sensed in real time in corresponding fan predeterminable area, this storer is for storing the acquiescence tachometer value of each fan under fan group, acquiescence heat radiation weighted value and default control parameters value, and it is characterized in that, this fan rotary speed control system comprises:
First fan-driving module, for responding the first rotation command, controlling the tachometer value that under fan group, wherein a fan is sequentially preset according to a group and rotating;
Second fan-driving module, for responding the second rotation command, other fans simultaneously controlled under fan group rotate according to acquiescence tachometer value;
Tachometer value sampling module, obtains one group of rotating speed sampling value for carrying out sampling to the tachometer value of the fan that response first rotation command rotates in default sample time in section;
Temperature value sampling module, the ambient temperature value for sensing each temperature-sensitive sticker in default sample time section is carried out sampling and is obtained many group temperature sampling values;
Analysis module, for sampling one group of rotating speed sampling value obtaining and organizing temperature sampling value more and analyze the actual heat radiation weighted value obtaining sampling fan;
Determination module, determines for the actual heat radiation weighted value according to sampling fan, acquiescence heat radiation weighted value and default control parameters value the working control parameter value sampling fan; And
Adjustment of rotational speed module, obtains sampling the actual speed value of fan, and adjusts the rotating speed of sampling fan according to this actual speed value correspondence for calculating sampling fan working control parameter value and the product of the acquiescence tachometer value of sampling fan.
2. fan rotary speed control system as claimed in claim 1, is characterized in that: the computing formula that this analysis module calculates this actual heat radiation weighted value is:
, wherein, should
represent the actual heat radiation weighted value of the n-th sampling fan, n is more than or equal to 1 and is less than or equal to m, should
represent that temperature-sensitive sticker corresponding to the n-th sampling fan carries out sampling heat energy changing value corresponding to this group temperature sampling value of obtaining, should
represent that the heat energy changing value that the temperature-sensitive sticker corresponding to m fan samples the m group temperature sampling value that obtains corresponding is sued for peace, this
represent that the n-th sampling fan samples rotation speed change value corresponding to this group rotating speed sampling value of obtaining.
3. fan rotary speed control system as claimed in claim 2, is characterized in that: this determination module determines that the computing formula of this working control parameter value is:
, wherein
represent the working control parameter value of the n-th sampling fan, should
represent the default control parameters value of this n-th sampling fan, should
represent the original heat radiation weighted value of this n-th sampling fan, should
represent the actual heat radiation weighted value of this n-th sampling fan.
4. one kind controls the server of rotation speed of the fan, this server comprises fan group, temperature-sensitive sticker group, storer and BMC, this temperature-sensitive sticker group and fan group one_to_one corresponding, each temperature-sensitive sticker is used for the ambient temperature value sensed in real time in corresponding fan predeterminable area, this storer is for storing the acquiescence tachometer value of each fan under fan group, acquiescence heat radiation weighted value and default control parameters value, it is characterized in that: this BMC is for responding the first rotation command, control the tachometer value that under fan group, wherein a fan is sequentially preset according to a group to rotate, respond the second rotation command, other fans simultaneously controlled under fan group rotate according to acquiescence tachometer value, in section, sampling is carried out to the tachometer value of the fan that response first rotation command rotates in default sample time and obtain one group of rotating speed sampling value, the ambient temperature value sensed each temperature-sensitive sticker in default sample time section is carried out sampling and is obtained many group temperature sampling values, to sampling one group of rotating speed sampling value obtaining and organizing temperature sampling value more and analyze the actual heat radiation weighted value obtaining sampling fan, determine to sample the working control parameter value of fan according to the actual heat radiation weighted value of sampling fan, acquiescence heat radiation weighted value and default control parameters value, and the product calculating the acquiescence tachometer value sampling fan working control parameter value and sampling fan obtains the actual speed value sampling fan, and sample the rotating speed of fan according to this actual speed value correspondence adjustment.
5. the server controlling rotation speed of the fan as claimed in claim 4, is characterized in that: the computing formula that this BMC calculates this actual heat radiation weighted value is:
, wherein, should
represent the actual heat radiation weighted value of the n-th sampling fan, n is more than or equal to 1 and is less than or equal to m, should
represent that temperature-sensitive sticker corresponding to the n-th sampling fan carries out sampling heat energy changing value corresponding to this group temperature sampling value of obtaining, should
represent that the heat energy changing value that the temperature-sensitive sticker corresponding to m fan samples the m group temperature sampling value that obtains corresponding is sued for peace, this
represent that the n-th sampling fan samples rotation speed change value corresponding to this group rotating speed sampling value of obtaining.
6. the server controlling rotation speed of the fan as claimed in claim 5, is characterized in that: this BMC determines that the computing formula of this working control parameter value is:
, wherein
represent the working control parameter value of the n-th sampling fan, should
represent the default control parameters value of this n-th sampling fan, should
represent the original heat radiation weighted value of this n-th sampling fan, should
represent the actual heat radiation weighted value of this n-th sampling fan.
7. a fan rotational frequency control method, the method is applied to a server, this server comprises fan group, temperature-sensitive sticker group and storer, this temperature-sensitive sticker group and fan group one_to_one corresponding, each temperature-sensitive sticker is used for the ambient temperature value sensed in real time in corresponding fan predeterminable area, this storer is for storing the acquiescence tachometer value of each fan under fan group, acquiescence heat radiation weighted value and default control parameters value, it is characterized in that, this fan rotational frequency control method comprises the following steps:
Respond the first rotation command, control the tachometer value that under fan group, wherein a fan is sequentially preset according to a group and rotate;
Respond the second rotation command, other fans simultaneously controlled under fan group rotate according to acquiescence tachometer value;
In section, sampling is carried out to the tachometer value of the fan that response first rotation command rotates in default sample time and obtain one group of rotating speed sampling value;
The ambient temperature value sensed each temperature-sensitive sticker in default sample time section is carried out sampling and is obtained many group temperature sampling values;
To sampling one group of rotating speed sampling value obtaining and organizing temperature sampling value more and analyze the actual heat radiation weighted value obtaining sampling fan;
Determine to sample the working control parameter value of fan according to the actual heat radiation weighted value of sampling fan, acquiescence heat radiation weighted value and default control parameters value; And
The product calculating the acquiescence tachometer value sampling fan working control parameter value and sampling fan obtains the actual speed value sampling fan, and samples the rotating speed of fan according to this actual speed value correspondence adjustment.
8. fan rotational frequency control method as claimed in claim 7, is characterized in that: the computing formula calculating this actual heat radiation weighted value in above-mentioned steps is:
, wherein, should
represent the actual heat radiation weighted value of the n-th sampling fan, n is more than or equal to 1 and is less than or equal to m, should
represent that temperature-sensitive sticker corresponding to the n-th sampling fan carries out sampling heat energy changing value corresponding to this group temperature sampling value of obtaining, should
represent that the heat energy changing value that the temperature-sensitive sticker corresponding to m fan samples the m group temperature sampling value that obtains corresponding is sued for peace, this
represent that the n-th sampling fan samples rotation speed change value corresponding to this group rotating speed sampling value of obtaining.
9. fan rotational frequency control method as claimed in claim 8, is characterized in that: determine in above-mentioned steps that the computing formula of this working control parameter value is:
, wherein
represent the working control parameter value of the n-th sampling fan, should
represent the default control parameters value of this n-th sampling fan, should
represent the original heat radiation weighted value of this n-th sampling fan, should
represent the actual heat radiation weighted value of this n-th sampling fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410113205.0A CN104951025A (en) | 2014-03-25 | 2014-03-25 | Fan speed control system and method and server for controlling fan speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410113205.0A CN104951025A (en) | 2014-03-25 | 2014-03-25 | Fan speed control system and method and server for controlling fan speed |
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| Publication Number | Publication Date |
|---|---|
| CN104951025A true CN104951025A (en) | 2015-09-30 |
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ID=54165736
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|---|---|---|---|
| CN201410113205.0A Pending CN104951025A (en) | 2014-03-25 | 2014-03-25 | Fan speed control system and method and server for controlling fan speed |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107678910A (en) * | 2017-08-03 | 2018-02-09 | 郑州云海信息技术有限公司 | A kind of method of server complete machine temperature control |
| CN107864597A (en) * | 2017-11-30 | 2018-03-30 | 紫光华山信息技术有限公司 | Fan speed-governing method, device and electronic equipment |
| CN109854525A (en) * | 2019-03-20 | 2019-06-07 | 浪潮商用机器有限公司 | A kind of control method and device of rotation speed of the fan |
| CN111810432A (en) * | 2020-06-28 | 2020-10-23 | 新华三信息技术有限公司 | Fan speed regulation method, device, equipment and machine readable storage medium |
| CN116906362A (en) * | 2023-08-31 | 2023-10-20 | 肇庆晟辉电子科技有限公司 | System and method for controlling rotation speed of cooling fan |
-
2014
- 2014-03-25 CN CN201410113205.0A patent/CN104951025A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107678910A (en) * | 2017-08-03 | 2018-02-09 | 郑州云海信息技术有限公司 | A kind of method of server complete machine temperature control |
| CN107864597A (en) * | 2017-11-30 | 2018-03-30 | 紫光华山信息技术有限公司 | Fan speed-governing method, device and electronic equipment |
| CN109854525A (en) * | 2019-03-20 | 2019-06-07 | 浪潮商用机器有限公司 | A kind of control method and device of rotation speed of the fan |
| CN111810432A (en) * | 2020-06-28 | 2020-10-23 | 新华三信息技术有限公司 | Fan speed regulation method, device, equipment and machine readable storage medium |
| CN116906362A (en) * | 2023-08-31 | 2023-10-20 | 肇庆晟辉电子科技有限公司 | System and method for controlling rotation speed of cooling fan |
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Application publication date: 20150930 |