CN102278321B - Fan rotating speed control method - Google Patents
Fan rotating speed control method Download PDFInfo
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- CN102278321B CN102278321B CN201010204890.XA CN201010204890A CN102278321B CN 102278321 B CN102278321 B CN 102278321B CN 201010204890 A CN201010204890 A CN 201010204890A CN 102278321 B CN102278321 B CN 102278321B
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- rotation speed
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Abstract
The invention discloses a fan rotating speed control method which is applied to a server with a fan controller. When the server is started at the moment, the fan controller acquires a maximum rotating speed value of a configured fan according to a feedback signal, judges the currently-used fan type, and correspondingly selects a first type of fan rotating speed meter or second type of fan rotating speed meter corresponding to the fan type to drive the currently-used fan to operate. The performance of a second type of fan does not need to be corrected according to a first type of fan, and further a design progress of the server is not influenced.
Description
Technical field
The present invention relates to a kind of rotation speed of the fan control technology, particularly relate to and be a kind ofly applied to the fan rotational frequency control method had in the server of baseboard management controller.
Background technology
Flourish along with electronic industry, electronic product progresses into multi-functional, high performance R&D direction.For meeting the package requirements of electronic product microminiaturization, the heat produced when the electronic element on circuit board of electronic product is run will obviously increase, fan demand quantitatively is also constantly increased, for existing server, server can according to its operation conditions dynamic conditioning fan running speed to run server internal electronic component the heat produced being passed to the external world timely and effectively.
Just fix the fan of use one type when existing server generally designs, its circuit design and software control all adopt the form of solidification.When different client proposes different demands, when needing to use dissimilar fan, dissimilar fan is generally provided by different supplier, and the performance of dissimilar fan is difficult to reach an agreement.In order to reach unified performance requirement, need fan manufacturer to revise its fan performance, dissimilar fan performance is consistent.The impact that this kind of way will cause the design process of server (schedule) can be subject to the time cycle of manufacturer's adjustment fan performance, even there will be the situation that dissimilar fan performance cannot mate (match) completely.
Therefore, how to propose a kind of new fan rotational frequency control method, to solve the various shortcoming of prior art, can carry out unified management to dissimilar fan has become current industry problem anxious to be overcome in fact.
Summary of the invention
In view of the shortcoming of above-mentioned prior art, the object of this invention is to provide a kind of fan rotational frequency control method, under the prerequisite not affecting design process, at least two kinds of fans of server controls different performance can be made.
For reaching above-mentioned and other object, the invention provides a kind of fan rotational frequency control method, be applied in have in the server of fan governor, be applicable to the server of general first kind fan and Second Type fan, this server same time use first kind fan and Second Type fan wherein a kind of, the method comprises the following steps: the maximum (top) speed of input first kind fan and the first corresponding rotation speed of the fan control table thereof, and input the maximum (top) speed of Second Type fan and the second corresponding rotation speed of the fan control table thereof, and by inputted data storing in this fan governor, this fan governor, at this server booting moment, obtains the maximum (top) speed value of the fan configured by a feedback signal, the maximum (top) speed value of this fan that this fan governor obtains according to it and the maximum (top) speed of stored first kind fan and the maximum (top) speed of Second Type fan contrast, judge that the fan of current use is as first kind fan or Second Type fan, and this fan governor is according to the fan type of current use, corresponding selection first rotation speed of the fan control table or the second rotation speed of the fan control table drive the fan of this current use to run.
Said fans controller is baseboard management controller.
Above-mentioned first rotation speed of the fan control table and this second rotation speed of the fan control table are stored in the memory cache of this baseboard management controller.
The present invention mainly sets up corresponding rotation speed of the fan control table for different fans, and control rotation speed of the fan in the rotation speed of the fan control table that running call is corresponding, without the need to revising the performance of Second Type fan in response to first kind fan, thus avoid Second Type fan manufacturer mentioned by background technology according to the design process problem affecting server caused by first kind fan performance amendment Second Type fan performance, and more can not have the shortcoming of performance Incomplete matching of different fan.
Accompanying drawing explanation
Fig. 1 is the flow chart of fan rotational frequency control method of the present invention.
Detailed description of the invention
Below by way of specific instantiation, technology contents of the present invention is described, those skilled in the art can understand other advantages of the present invention and effect easily by content disclosed in the present specification.The present invention is also implemented by other different instantiations or is applied, and the every details in this description also can based on different viewpoints and application, carries out various modification and change not deviating under spirit of the present invention.
Fig. 1 is the detail flowchart of fan rotational frequency control method of the present invention.The method is applied in have in the server of fan governor, be applicable to the server of first kind fan (first resource fan) and Second Type fan (second resource fan), this server same time use first kind fan and Second Type fan wherein a kind of.This fan governor is baseboard management controller (Baseboard Management Controller; BMC), be namely baseboard management controller below with fan governor for example illustrates, and describe the process step of fan rotational frequency control method of the present invention in detail.
In step sl, input the maximum (top) speed of this first kind fan and the first corresponding rotation speed of the fan control table thereof, and input the maximum (top) speed of this Second Type fan and the second corresponding rotation speed of the fan control table thereof, and by inputted data storing in this baseboard management controller.Then step S2 is proceeded to.In the present embodiment, the maximum (top) speed of this first kind fan and the maximum (top) speed of corresponding first kind rotation speed of the fan control table and this Second Type fan thereof and corresponding Second Type rotation speed of the fan control table thereof are stored in the memory cache (flash memory) of this baseboard management controller.
In step s 2, this server booting moment, this baseboard management controller obtains the maximum (top) speed value of the fan that server configures by a feedback signal.Then step S3 is proceeded to.
In step s3, the maximum (top) speed value of the fan that this baseboard management controller obtains according to it and the maximum (top) speed value of stored first kind fan and the maximum (top) speed value of Second Type fan contrast, and judge that the fan of the current use of this server is as first kind fan or Second Type fan.Then step S4 is proceeded to.
In step S4, this baseboard management controller is according to the fan type of the current use judged through step S3, and corresponding selection first rotation speed of the fan control table or the second rotation speed of the fan control table drive the fan of this current use to run.
In sum, the present invention mainly sets up corresponding rotation speed of the fan control table for different fans, and control rotation speed of the fan in the rotation speed of the fan control table that server run time call is corresponding, without the need to revising the performance of Second Type fan in response to first kind fan, at least two kinds of fans of server controls different performance can be made, thus affect server design process without the need to the Second Type fan manufacturer such as mentioned by background technology according to first kind fan performance amendment Second Type fan performance, more can not have the shortcoming of system fan performance Incomplete matching.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any those skilled in the art all without prejudice under spirit of the present invention and category, can carry out modifying to above-described embodiment and change.Therefore, the scope of the present invention, should with the scope of claims for foundation.
Claims (3)
1. a fan rotational frequency control method, be applied in and have in the server of fan governor, be applicable to the server of general first kind fan and Second Type fan, this server same time use this first kind fan and this Second Type fan wherein a kind of, it is characterized in that, the method comprises the following steps:
Input the maximum (top) speed value of this first kind fan and the first corresponding rotation speed of the fan control table thereof, and input the maximum (top) speed value of this Second Type fan and the second corresponding rotation speed of the fan control table thereof, and by inputted data storing in this fan governor;
At the booting moment of this server, this fan governor obtains the maximum (top) speed value of the fan that this server configures by a feedback signal;
The maximum (top) speed value of this fan that this fan governor obtains according to it contrasts with the maximum (top) speed value of stored first kind fan and the maximum (top) speed value of Second Type fan respectively, judge current use as this first kind fan or this Second Type fan; And
This fan governor is according to the fan type of current use, and this first rotation speed of the fan control table of corresponding selection or this second rotation speed of the fan control table drive the fan of this current use to run.
2. fan rotational frequency control method according to claim 1, is characterized in that, this fan governor is baseboard management controller.
3. fan rotational frequency control method according to claim 2, is characterized in that, this first rotation speed of the fan control table and this second rotation speed of the fan control table are stored in the memory cache of this baseboard management controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010204890.XA CN102278321B (en) | 2010-06-11 | 2010-06-11 | Fan rotating speed control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010204890.XA CN102278321B (en) | 2010-06-11 | 2010-06-11 | Fan rotating speed control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102278321A CN102278321A (en) | 2011-12-14 |
| CN102278321B true CN102278321B (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010204890.XA Expired - Fee Related CN102278321B (en) | 2010-06-11 | 2010-06-11 | Fan rotating speed control method |
Country Status (1)
| Country | Link |
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| CN (1) | CN102278321B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103685074B (en) * | 2012-09-11 | 2016-09-28 | 英业达科技有限公司 | Rack-mounted server system and the method automatically managing frame configuration information |
| TWI494748B (en) * | 2013-02-04 | 2015-08-01 | Quanta Comp Inc | Fan controlling method and notebook thereof |
| CN107035713B (en) * | 2017-05-25 | 2018-07-31 | 广东万和热能科技有限公司 | A kind of automatic identifying method and device of DC fan type |
| CN109340161A (en) * | 2018-11-06 | 2019-02-15 | 联想(北京)有限公司 | A kind of control method for fan and electronic equipment |
| CN111189230B (en) * | 2018-11-15 | 2023-02-07 | 青岛经济技术开发区海尔热水器有限公司 | Automatic control method of gas water heater and gas water heater |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1661516A (en) * | 2004-02-27 | 2005-08-31 | 富士通西门子电脑股份有限公司 | Method and device for controlling fan |
| CN1869946A (en) * | 2005-05-24 | 2006-11-29 | 志合电脑股份有限公司 | Multi-fan identification system and its control method |
| CN1892609A (en) * | 2005-07-09 | 2007-01-10 | 鸿富锦精密工业（深圳）有限公司 | Method for automatically detecting fan kind of central processor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200720891A (en) * | 2005-11-16 | 2007-06-01 | Tyan Computer Corp | Universal apparatus and method for driving different fans |
| CN101464694B (en) * | 2007-12-21 | 2012-06-20 | 鸿富锦精密工业（深圳）有限公司 | Control circuit for computer fan |
-
2010
- 2010-06-11 CN CN201010204890.XA patent/CN102278321B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1661516A (en) * | 2004-02-27 | 2005-08-31 | 富士通西门子电脑股份有限公司 | Method and device for controlling fan |
| CN1869946A (en) * | 2005-05-24 | 2006-11-29 | 志合电脑股份有限公司 | Multi-fan identification system and its control method |
| CN1892609A (en) * | 2005-07-09 | 2007-01-10 | 鸿富锦精密工业（深圳）有限公司 | Method for automatically detecting fan kind of central processor |
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| Publication number | Publication date |
|---|---|
| CN102278321A (en) | 2011-12-14 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20150325 |