CN103019341B - A kind of fan control speed method - Google Patents
A kind of fan control speed method Download PDFInfo
- Publication number
- CN103019341B CN103019341B CN201110297527.1A CN201110297527A CN103019341B CN 103019341 B CN103019341 B CN 103019341B CN 201110297527 A CN201110297527 A CN 201110297527A CN 103019341 B CN103019341 B CN 103019341B
- Authority
- CN
- China
- Prior art keywords
- fan
- temperature
- sensitive sticker
- region
- control table
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000005855 radiation Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- 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 kind of fan control speed method, be applicable to have in the server system of multiple temperature-sensitive sticker and multiple fan, the method comprises: the mainboard of this server system is divided into multiple region, and each region has at least one temperature-sensitive sticker; For each region arranges a mirror image sensor, and set the off-set value of a correspondence for each temperature-sensitive sticker in this region, wherein mirror image sensor to read to be worth be the off-set value sum that a temperature-sensitive sticker actual reads value and its correspondence; For at least one fan speed control table of each region allocation, wherein fan speed control table stores the corresponding relation that rotation speed of the fan and this mirror image sensor read value; Obtain the actual of a temperature-sensitive sticker and read value, and read value in conjunction with the mirror image sensor that its off-set value obtains its correspondence; And read value with reference to fan speed control table adjustment rotation speed of the fan with this mirror image sensor.Use the present invention accurately can control rotation speed of the fan, improve the heat radiation of system, energy-conservation, and the performance of noise aspect.
Description
Technical field
The present invention relates to a kind of fan control speed method, particularly relate to a kind of utilize temperature-sensitive sticker and control speed table be applicable in server system and carry out controlling the method for speed to fan.
Background technology
Along with the fast development of computer technology, people are also unprecedentedly surging for the demand of reliable and stable server system.Thus under the prerequisite constantly promoted in the processing power of terminal system, the data throughput of server system and arithmetic capability also must be upgraded thereupon, meet at many levels, the demand of high reliability with the treatment effeciency and function that promote server.But the high strength running at full capacity of CPU and memory device can produce a large amount of heats, it directly causes temperature during server system operation to increase, when temperature rises to too high temperature, server system will be made unstable, even abnormal closedown, thus threaten the safety of user data.In order to enable server system ensure long reliable and stable running, the heat Export server that each element is dispersed by heat abstractor must be used.
Account for most fan coolings in the server heat sink used at present, it utilizes the fan being distributed in server system various places inside to be discharged with air by heat.In server system, the fan radiating system that fan and fan speed controlling device form can due to factors such as platform, mechanism and server internal layouts difference to some extent, but the basic structure of all server system fans using fan as heat abstractor and speed-controlling device thereof is roughly the same.Figure 1 shows that existing fan control deadbeat is intended to.Please refer to Fig. 1, multiple fan 100a, 100b, 100c, 100d are arranged at server system various places inside, in different server contention states, carry out temperature control respectively with different rotating speeds to the regional area of server internal, rotation speed of the fan raises with temperature and accelerates.Simultaneously, in inner each crucial heating place of server system, as the place such as CPU, hard disk is provided with multiple temperature-sensitive sticker 102a, 102b, 102c, 102d, obtained reading for detecting the temperature of region, and is fed back to server system by each temperature-sensitive sticker 102a-102d.Specifically, each fan 100a-100d is by the baseboard management controller 104 (BaseboardManagementController of server, BMC) control, the reading that it obtains by each temperature-sensitive sticker 102a-102d is sent to baseboard management controller 104, in baseboard management controller 104, there are multiple fan speed control table 106a, 106b, 106c, 106d, wherein fan speed control table 106a corresponds to fan 100a and temperature-sensitive sticker 102a, by that analogy, each fan speed control table is all corresponding to a fan and a temperature-sensitive sticker.After baseboard management controller 104 receives the reading of all temperature-sensitive sticker 102a-102d, its fan speed control table 106a-106d corresponding with inside is contrasted, obtain the rotating speed with each fan 100a-100d corresponding to these readings, thus fan 100a-100d is adjusted to corresponding rotating speed, realize the control to the temperature in server system with this.
Fan control speed method as shown in Figure 1 is easily known, each temperature-sensitive sticker 102a-102d is all corresponding to a fan speed control table 106a-106d, along with server system is to heat radiation, the improving constantly of noise requirements, demand for temperature-sensitive sticker quantity also constantly increases, to increase the quantity of temperature-sensitive sticker, then certainly will to increase the fan speed control table of respective numbers.But, existing software design architecture limits to some extent for the quantity of fan speed control table, therefore, how realize the rapid-result problem demanding prompt solution in the industry of the accurate control of fan with less fan speed control table and more temperature-sensitive sticker on the basis not changing existing software architecture.
Summary of the invention
In view of this, object of the present invention is just to provide a kind of fan control speed method, can realize the accurate control speed to fan under the prerequisite not changing software architecture with less fan speed control table and more temperature-sensitive sticker.
According to one embodiment of the invention, provide a kind of fan control speed method, be applicable in a server system, this server system has multiple temperature-sensitive sticker and multiple fan, fan adjusts its rotating speed according to temperature-sensitive sticker and fan speed control table, and the method comprises the following step:
The mainboard of server system is divided into multiple region, and each region has at least one temperature-sensitive sticker;
For each region arranges a mirror image sensor, and set the off-set value of a correspondence for each temperature-sensitive sticker in region, wherein mirror image sensor to read to be worth be the off-set value sum that a temperature-sensitive sticker actual reads value and its correspondence;
For at least one fan speed control table of each region allocation, wherein fan speed control table stores the corresponding relation that rotation speed of the fan and mirror image sensor read value;
Obtain the actual of a temperature-sensitive sticker and read value, and read value in conjunction with the mirror image sensor that its off-set value obtains its correspondence; And
Read value with mirror image sensor and adjust described rotation speed of the fan with reference to fan speed control table.
According to an embodiment, each region at least comprises first kind temperature-sensitive sticker and Equations of The Second Kind temperature-sensitive sticker, and first kind temperature-sensitive sticker is different with the precision of Equations of The Second Kind temperature-sensitive sticker; And
Each region allocation has first fan speed control table corresponding with first kind temperature-sensitive sticker and second fan speed control table corresponding with Equations of The Second Kind temperature-sensitive sticker.
Preferably, the precision of first kind temperature-sensitive sticker is 0.5 degree Celsius, and the precision of Equations of The Second Kind temperature-sensitive sticker is 1 degree Celsius; And
First fan speed control table stepping is 0.5 degree Celsius, and the second fan speed control table stepping is 1 degree Celsius.
Wherein, the mainboard of server system is divided into 4 regions, and each region is to having first fan speed control table and second fan speed control table.
Wherein, the method also comprises: show that the actual of described temperature-sensitive sticker reads value to user.
Preferably, the method also comprises: when get the multiple temperature-sensitive stickers in a region actual read value after, the off-set value in conjunction with each temperature-sensitive sticker obtains the multiple of mirror image sensor and reads value; And
Rotation speed of the fan is adjusted with reference to fan speed control table with multiple maximal values read in value of mirror image sensor.
Wherein, each region is all to there being one or more fan.
The advantage of fan control speed method provided by the invention is used to be, utilize mirror image sensor and off-set value corresponding with fan speed control table, thus utilize limited fan speed control table corresponding with multiple temperature-sensitive sticker when there is no hardware modifications, realize accurately controlling rotation speed of the fan, improve the radiating efficiency of system, and avoid the waste of the energy, reduce unnecessary noise.
Accompanying drawing explanation
For above and other objects of the present invention, feature, advantage and embodiment can be become apparent, being described in detail as follows of appended accompanying drawing:
Fig. 1 illustrates existing fan control deadbeat intention.
Fig. 2 illustrates the server system schematic diagram according to one embodiment of the invention.
Fig. 3 illustrates the process flow diagram of the fan control speed method in the server system shown in Fig. 2.
Embodiment
Below will know explaination spirit of the present invention with accompanying drawing and detailed description, any those of ordinary skill in the art is after understanding preferred embodiment of the present invention, when can technology disclosed by the present invention, be changed and modify, and do not depart from spirit of the present invention and scope.
Incorporated by reference to the server system schematic diagram illustrated with reference to Fig. 2 and Fig. 3, Fig. 2 according to one embodiment of the invention, Fig. 3 illustrates the process flow diagram of the fan control speed method in the server system shown in Fig. 2.As shown in Figure 2, the mainboard of server system 200 inside is distributed with multiple temperature-sensitive sticker 102, multiple fan 100 is arranged in server system 200 for being discharged by heat.First, the mainboard of server system is divided into multiple region, each region has at least one temperature-sensitive sticker 102, and each region is all to there being one or more fan 100.Be four regions shown in Fig. 2, but not as limit.Then, for each region arranges a mirror image sensor, and set a corresponding off-set value for each temperature-sensitive sticker 102 in each region, mirror image sensor to read to be worth be the off-set value sum that a temperature-sensitive sticker 102 actual reads value and its correspondence.Secondly, be at least one fan speed control table of each region allocation, fan speed control table stores the corresponding relation that rotation speed of the fan and mirror image sensor read value, and usual fan speed control table is stored in the baseboard management controller of server system 200.Then, obtain the actual of a temperature-sensitive sticker 102 and read value, and obtain the mirror image sensor of its correspondence in conjunction with its off-set value read value.Finally, adjust corresponding rotation speed of the fan with the value of reading of this mirror image sensor with reference to corresponding fan speed control table, thus Control Server internal system temperature.
In addition, each region at least comprises first kind temperature-sensitive sticker and Equations of The Second Kind temperature-sensitive sticker, and first kind temperature-sensitive sticker is different with the precision of Equations of The Second Kind temperature-sensitive sticker, mate therewith, each region allocation has first fan speed control table corresponding with first kind temperature-sensitive sticker and second fan speed control table corresponding with Equations of The Second Kind temperature-sensitive sticker.Specifically, the precision of first kind temperature-sensitive sticker is 0.5 degree Celsius, and the precision of Equations of The Second Kind temperature-sensitive sticker is 1 degree Celsius, and therefore, the first fan speed control table stepping is 0.5 degree Celsius, and the second fan speed control table stepping is 1 degree Celsius.
That is, in the present embodiment, each region is all to having first fan speed control table and second fan speed control table, wherein, sensing precision in each region is that to correspond to stepping be first fan speed control table of 0.5 degree Celsius for the first kind temperature-sensitive sticker of 0.5 degree Celsius, and sensing precision is the second fan speed control table that the Equations of The Second Kind temperature-sensitive sticker of 1 degree Celsius corresponds to that stepping is 1 degree Celsius.So, corresponding two the control speed tables in each region, the demand that whole server system only needs eight control speed tables just can cover all temperature-sensitive stickers 102 carries out control speed.
Owing to will show that the actual of temperature-sensitive sticker 102 reads value to user, therefore this actual value of reading can not be changed, so need to carry out the mapping with fan speed control table by mirror image sensor in conjunction with off-set value.Specifically, please refer to Fig. 3, mirror image sensor is adopted to carry out control speed, need after initialization for each temperature-sensitive sticker sets an off-set value (step 300), then, obtain the actual of temperature-sensitive sticker and read value, and this actual value and its off-set value sum read is read value (step 302) as mirror image sensor, then, the value of reading of mirror image sensor is contrasted with corresponding fan speed control table, therefrom obtain with mirror image sensor read rotation speed of the fan corresponding to value (304), finally, fan is adjusted to the temperature that this rotating speed carrys out regulation server system.
Wherein, when get the multiple temperature-sensitive stickers 102 in a region actual read value after, off-set value in conjunction with each temperature-sensitive sticker 102 obtains the multiple of mirror image sensor and reads value, adjusts rotation speed of the fan with multiple maximal values read in value of mirror image sensor with reference to fan speed control table.
Easily known by above embodiment, the advantage of fan control speed method provided by the invention is used to be, utilize mirror image sensor and off-set value corresponding with fan speed control table, thus utilize limited fan speed control table corresponding with multiple temperature-sensitive sticker when there is no hardware modifications, realize accurately controlling rotation speed of the fan, improve the radiating efficiency of system, and avoid the waste of the energy, reduce unnecessary noise.
Although the present invention discloses as above with embodiment; so itself and be not used to limit the present invention; any those of ordinary skill in the art; without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations, therefore protection scope of the present invention is when being as the criterion depending on the accompanying claim person of defining.
Claims (7)
1. a fan control speed method, be applicable in a server system, described server system has multiple temperature-sensitive sticker and multiple fan, and described fan adjusts its rotating speed according to described temperature-sensitive sticker and fan speed control table, it is characterized in that, described fan control speed method comprises the following step:
The mainboard of described server system is divided into multiple region, and region described in each has temperature-sensitive sticker described at least one;
For region described in each arranges a mirror image sensor, and for described region each described in temperature-sensitive sticker set the off-set value of a correspondence, the reading of wherein said mirror image sensor is worth the actual described off-set value sum reading value and its correspondence for temperature-sensitive sticker described in;
For the fan speed control table described at least one of region allocation described in each, wherein said fan speed control table stores the corresponding relation reading value described in rotation speed of the fan and described mirror image sensor;
Obtain the described actual of described temperature-sensitive sticker and read value, and read value described in the described mirror image sensor obtaining its correspondence in conjunction with off-set value described in it;
Described rotation speed of the fan is adjusted with reference to described fan speed control table to read value described in described mirror image sensor; And
Region described in each at least comprises first kind temperature-sensitive sticker and Equations of The Second Kind temperature-sensitive sticker, and described first kind temperature-sensitive sticker is different with the precision of described Equations of The Second Kind temperature-sensitive sticker.
2. fan control speed method as claimed in claim 1, is characterized in that:
Region allocation described in each has first fan speed control table corresponding with described first kind temperature-sensitive sticker and second fan speed control table corresponding with described Equations of The Second Kind temperature-sensitive sticker.
3. fan control speed method as claimed in claim 2, is characterized in that:
The precision of described first kind temperature-sensitive sticker is 0.5 degree Celsius, and the precision of described Equations of The Second Kind temperature-sensitive sticker is 1 degree Celsius; And
Described first fan speed control table stepping is 0.5 degree Celsius, and described second fan speed control table stepping is 1 degree Celsius.
4. fan control speed method as claimed in claim 2, is characterized in that:
The mainboard of described server system is divided into 4 regions, and each region is to having described first fan speed control table and described second fan speed control table.
5. fan control speed method as claimed in claim 1, is characterized in that, more comprise: show that the described actual of described temperature-sensitive sticker reads value to user.
6. fan control speed method as claimed in claim 1, is characterized in that, more comprise:
When get the multiple described temperature-sensitive sticker in the region in the middle of described region described actual read value after, in conjunction with the described off-set value of temperature-sensitive sticker described in each obtain described mirror image sensor multiple described in read value; And
With described mirror image sensor multiple described in the maximal value read in value adjust described rotation speed of the fan with reference to described fan speed control table.
7. fan control speed method as claimed in claim 1, is characterized in that: region described in each is all to there being one or more described fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110297527.1A CN103019341B (en) | 2011-09-27 | 2011-09-27 | A kind of fan control speed method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110297527.1A CN103019341B (en) | 2011-09-27 | 2011-09-27 | A kind of fan control speed method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103019341A CN103019341A (en) | 2013-04-03 |
| CN103019341B true CN103019341B (en) | 2016-01-20 |
Family
ID=47968030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110297527.1A Expired - Fee Related CN103019341B (en) | 2011-09-27 | 2011-09-27 | A kind of fan control speed method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103019341B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104714865A (en) * | 2013-12-11 | 2015-06-17 | 鸿富锦精密工业(武汉)有限公司 | Fan monitoring system |
| CN105094250A (en) * | 2014-05-18 | 2015-11-25 | 吴燕珊 | Automatic speed control fan |
| CN105912442B (en) * | 2016-04-12 | 2019-01-04 | 英业达科技有限公司 | Electronic device with temperature management function |
| CN106445780A (en) * | 2016-09-26 | 2017-02-22 | 英业达科技有限公司 | Server, hardware monitor system and the method of the same |
| CN108958429A (en) * | 2018-06-28 | 2018-12-07 | 郑州云海信息技术有限公司 | A kind of cooling control method, system and equipment and storage medium |
| CN109597473A (en) * | 2018-12-04 | 2019-04-09 | 郑州云海信息技术有限公司 | A kind of server heat dissipation control method and device |
| CN111124086A (en) * | 2019-12-06 | 2020-05-08 | 苏州浪潮智能科技有限公司 | Method and device for regulating and controlling rotating speed of server fan |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101208856A (en) * | 2004-04-30 | 2008-06-25 | 美蓓亚株式会社 | Self calibrating fan |
| CN102073357A (en) * | 2010-12-23 | 2011-05-25 | 北京中科大洋科技发展股份有限公司 | Low-noise machine case for integrated computer server |
| CN102129222A (en) * | 2010-01-14 | 2011-07-20 | 英业达股份有限公司 | Method for adjusting control parameters of fan on line for server |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102129262A (en) * | 2010-01-20 | 2011-07-20 | 鸿富锦精密工业（深圳）有限公司 | Temperature control system |
-
2011
- 2011-09-27 CN CN201110297527.1A patent/CN103019341B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101208856A (en) * | 2004-04-30 | 2008-06-25 | 美蓓亚株式会社 | Self calibrating fan |
| CN102129222A (en) * | 2010-01-14 | 2011-07-20 | 英业达股份有限公司 | Method for adjusting control parameters of fan on line for server |
| CN102073357A (en) * | 2010-12-23 | 2011-05-25 | 北京中科大洋科技发展股份有限公司 | Low-noise machine case for integrated computer server |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103019341A (en) | 2013-04-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103019341B (en) | A kind of fan control speed method | |
| CN102314213B (en) | The computer system of dynamic conditioning frequency of operation | |
| US8826049B2 (en) | Minimizing airflow using preferential memory allocation by prioritizing memory workload allocation to memory banks according to the locations of memory banks within the enclosure | |
| US8341433B2 (en) | Method and system for managing the power consumption of an information handling system | |
| WO2021027298A1 (en) | Control method and control device for heat dissipation element | |
| CN100474212C (en) | Method for controlling fan rotation speed of electronic system and system for implementing the method | |
| CN101221464A (en) | Memory module thermal management | |
| CN106762765A (en) | Server fan under being configured for different type board regulates and controls method and system | |
| JP2013165270A (en) | Temperature control system of server | |
| CN106547325B (en) | A kind of fan rotational frequency control method and device | |
| CN102740655A (en) | Data center and heat radiation control system thereof | |
| CN105526183B (en) | A kind of method and device of control rotation speed of the fan | |
| CN104314852A (en) | Automatic server fan speed adjusting method | |
| CN105468114A (en) | Design method for optimizing server board card cooling noise | |
| CN105909545A (en) | Whole cabinet fan speed regulation method based on CPU Margin temperature | |
| CN106445027A (en) | Intelligent adjusting method and controlling system of computer fan revolving speed | |
| CN103790846A (en) | Fan rotating speed control method and device | |
| US7789130B2 (en) | System air fans in integrated control apparatus | |
| US9823636B2 (en) | Systems and methods for parallel feedback temperature control | |
| CN106325464B (en) | Method and apparatus for adjusting fan speed | |
| CN104597983A (en) | Regulation method of revolving speed of computer and mainboard system | |
| TW201212806A (en) | Fan speed control method and related computer system | |
| CN107045379A (en) | A kind of equipment cabinet server temprature control method and device | |
| CN105094250A (en) | Automatic speed control fan | |
| TW201445295A (en) | System and method of controlling fan speed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Zhiming Inventor before: Liu Junyi |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170914 Address after: Hongkong, Hongkong, China, Kowloon City, Ma Tau Kok Road, No. 116 Patentee after: Wang Zhiming Address before: Taipei City, Taiwan Chinese Shilin District Hougang Street No. sixty-six Patentee before: Inventec Corporation |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170922 Address after: No. 9, first prize Road, Pizhou hi tech Industrial Development Zone, Jiangsu, Xuzhou Patentee after: Pizhou Wanfeng Electronic System Engineering Co., Ltd. Address before: Hongkong, Hongkong, China, Kowloon City, Ma Tau Kok Road, No. 116 Patentee before: Wang Zhiming |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20180927 |