CN105526183B - A kind of method and device of control rotation speed of the fan - Google Patents
A kind of method and device of control rotation speed of the fan Download PDFInfo
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- CN105526183B CN105526183B CN201410521164.9A CN201410521164A CN105526183B CN 105526183 B CN105526183 B CN 105526183B CN 201410521164 A CN201410521164 A CN 201410521164A CN 105526183 B CN105526183 B CN 105526183B
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Abstract
The embodiments of the invention provide a kind of method and device of control rotation speed of the fan, the general power current according to hard disk, current environmental temperature and the parameter for characterizing the current rotating speed of the fan, determine the current temperature of the hard disk, and according to the rotating speed of fan described in the temperature control, because the current general power of hard disk, all with hard disk, current temperature is closely related the rotating speed of current environmental temperature and fan, so, in the case where hard disk is in the free time, the inevitable temperature value determined from hard disk under in running order of temperature value determined using above-mentioned parameter is different, therefore, when foundation of the temperature value determined as control rotation speed of the fan, the rotating speed of fan in the case where hard disk is idle, less than the rotating speed under hard disk operational state, so as in the state of hard disk is idle, avoid the unnecessary wasting of resources, realize the purpose for saving resource.
Description
Technical field
The present invention relates to computer realm, more particularly to a kind of method and device of control rotation speed of the fan.
Background technology
Hard disk is important memory element in electronic equipment, in order to ensure that the normal of hard disk is used, typically in electronic equipment
In can set fan be Hard disk heat radiation.
It is more difficult due to directly reading hard disk temperature, so, hard disk temperature will not generally be used as the rotating speed for controlling fan
Foundation, therefore, in order to ensure under any circumstance, fan can meet the demand of Hard disk heat radiation, and the rotating speed of fan can continue
A higher level is maintained, i.e., no matter hard disk is in work or idle condition, and fan all can be to disclosure satisfy that hard disk operational
The rotation speed operation of radiating requirements under state.
It can be seen that, when hard disk is in idle condition, the rotating speed of fan can not reduce, so, unnecessary money can be caused
Source is wasted.
The content of the invention
The embodiments of the invention provide a kind of method and device of control rotation speed of the fan, it is therefore intended that solves existing fan and turns
Caused by speed control method the problem of the wasting of resources.
To achieve these goals, the embodiments of the invention provide following technical scheme：
A kind of method for controlling rotation speed of the fan, the fan is used to be Hard disk heat radiation, including：
The current general power of the hard disk, current environmental temperature and the first parameter are obtained, first parameter is used for table
Levy the current rotating speed of the fan；
General power, the current environmental temperature and first parameter current according to the hard disk, is determined described hard
The current temperature of disk；
The temperature current according to the hard disk, controls the rotating speed of the fan.
Alternatively, general power, current environmental temperature and first parameter current according to hard disk, it is determined that described
The current temperature of hard disk includes：
The general power of the hard disk is higher, determines that the current temperature of the hard disk is higher；
The current environmental temperature is higher, determines that the current temperature of the hard disk is higher；
The current rotating speed of fan described in first parameter characterization is lower, determines that the current temperature of the hard disk is higher.
Alternatively, the general power of the hard disk is higher, determines that the temperature of the hard disk is higher, the current environmental temperature is got over
Height, determines that the temperature of the hard disk is higher, and the current rotating speed of fan described in first parameter characterization is lower, determines the hard disk
Temperature it is higher including：
Determine the current temperature of the hard disk for the current environmental temperature and the first numerical value and, first numerical value is
The general power of the hard disk and the multiple of the ratio of first parameter.
Alternatively, when the quantity of the hard disk is more than 1, first numerical value is：The general power of the hard disk and first
The multiple of the ratio of product, first product is the product of first parameter and the quantity of the hard disk.
Alternatively, first parameter includes：
The air mass flow of fan.
A kind of device of control rotation speed of the fan, the fan is used to be Hard disk heat radiation, including：
Parameter acquisition module, for obtaining the current general power of the hard disk, current environmental temperature and the first parameter, institute
Stating the first parameter is used to characterize the current rotating speed of the fan；
Temperature determination module, for the general power current according to the hard disk, the current environmental temperature and described
One parameter, determines the current temperature of the hard disk；
Control module, for the temperature current according to the hard disk, controls the rotating speed of the fan.
Alternatively, the temperature determination module is used for the general power current according to the hard disk, the current environmental temperature
And first parameter, determine that the current temperature of the hard disk includes：
The temperature determination module is specifically for the general power of the hard disk is higher, determines the current temperature of the hard disk
It is higher；The current environmental temperature is higher, determines that the current temperature of the hard disk is higher；Fan described in first parameter characterization
Current rotating speed is lower, determines that the current temperature of the hard disk is higher.
Alternatively, the temperature determination module is higher specifically for the general power of the hard disk, determines that the hard disk is current
Temperature it is higher, the current environmental temperature is higher, determines that the current temperature of the hard disk is higher, the first parameter characterization institute
State the current rotating speed of fan lower, determine the current temperature of the hard disk it is higher including：
The temperature determination module is specifically for it is the current environmental temperature and the to determine the current temperature of the hard disk
The sum of one numerical value, first numerical value is the general power and the multiple of the ratio of first parameter of the hard disk.
Alternatively, the temperature determination module is used to be additionally operable to：When the quantity of the hard disk is more than 1, described the is determined
One numerical value is：The multiple of the ratio of the general power of the hard disk and the first product, first product be first parameter with
The product of the quantity of the hard disk.
Alternatively, the parameter acquisition module be used for obtain the current general power of the hard disk, current environmental temperature and
First parameter includes：
The parameter acquisition module is specifically for obtaining the hard disk current general power, current environmental temperature and wind
The air mass flow of fan.
The method and device of control rotation speed of the fan provided in an embodiment of the present invention, according to the current general power of hard disk, current
Environment temperature and the parameter for characterizing the current rotating speed of the fan, determine the current temperature of the hard disk, and according to the temperature
The rotating speed of the degree control fan because the rotating speed of the current general power of hard disk, current environmental temperature and fan all with hard disk
Current temperature is closely related, so, in the case where hard disk is in the free time, the temperature value determined using above-mentioned parameter is inevitable
It is different from the temperature value of hard disk determining under in running order, therefore, when the temperature value determined turns as control fan
During the foundation of speed, the rotating speed of the fan in the case where hard disk is idle, less than the rotating speed under hard disk operational state, so that in hard disk
In the state of free time, it is to avoid the unnecessary wasting of resources.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of flow chart of the method for control rotation speed of the fan disclosed in the embodiment of the present invention；
Fig. 2 is the flow chart of the method for another disclosed control rotation speed of the fan of the embodiment of the present invention；
Fig. 3 is the flow chart of the method for another disclosed control rotation speed of the fan of the embodiment of the present invention；
Fig. 4 is a kind of structural representation of the device of control rotation speed of the fan disclosed in the embodiment of the present invention.
Embodiment
A kind of method and device of control rotation speed of the fan disclosed in the embodiment of the present application, applied to electronic equipment, the electricity
Sub- equipment has hard disk, and fan is additionally provided with order to meet in the demand of Hard disk heat radiation, the electronic equipment, for be described hard
Disk radiates.Fan control apparatus is used for the rotating speed for controlling fan.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
A kind of method for controlling rotation speed of the fan disclosed in the embodiment of the present application, as shown in figure 1, comprising the following steps：
S101：The current general power of the hard disk, current environmental temperature and the first parameter are obtained, first parameter is used
In the current rotating speed of the sign fan；
Specifically, all parameters can be obtained by measuring in this step.Specific metering system may refer to existing skill
Art.
S102：General power, the current environmental temperature and first parameter current according to the hard disk, determines institute
State the current temperature of hard disk；
S103：The temperature current according to the hard disk, controls the rotating speed of the fan.
Specifically, the current temperature of hard disk can be sent to fan control apparatus, by fan control apparatus according to hard disk
Current temperature sets corresponding rotating speed, and the operation of the rotating speed control fan using setting.
In the prior art, the temperature of hard disk can only be obtained by the sensor of hard drive internal, and this method problem is：
Firstth, hard disk temperature should be defined by harddisk surface, and the temperature that hard drive internal is obtained is inaccurate；Secondth, in order to ensure hard disk
Operating efficiency, it is impossible to read temperature always by sensor, so, existing hard disk temperature measuring method is both inaccurate or not
Temperature can be obtained in real time, therefore, in the prior art, it is determined that during rotation speed of the fan, not using hard disk temperature as foundation, but by wind
Fan rotating speed persistently maintains a higher level, to ensure the radiating of hard disk.
And the method for the control rotation speed of the fan described in the present embodiment, the current general power of foundation hard disk, current environment temperature
First parameter of degree and rotation speed of the fan is as foundation, to determine temperature that hard disk is current, it is clear that hard disk is idle and working condition
Under, the current general power of hard disk, current environmental temperature and rotation speed of the fan are different, so, above-mentioned foundation can reflect that hard disk is worked as
Before be it is in running order be in idle condition, therefore, determine the Current Temperatures of hard disk with above-mentioned foundation, and to determine
The Current Temperatures gone out control the rotating speed of fan, you can obtain the rotation speed of the fan matched with the presently described state of hard disk, so that
So that fan is in idle condition, fan realizes the purpose for solving resource to be run less than the rotating speed of working condition.
It should be noted that hard disk used in the present embodiment current general power, current environmental temperature and fan
Rotating speed is the objective parameter for the Current Temperatures for characterizing hard disk, rather than is manually set, and the current temperature of hard disk is by above-mentioned parameter
Constraint, the method described in the present embodiment using this objective restriction relation, determines that hard disk is current using technological means
Temperature, and the rotating speed of the temperature controlled fan current according to hard disk, so as to avoid the waste to resource.
The method of another disclosed control rotation speed of the fan of the embodiment of the present application, as shown in Fig. 2 comprising the following steps：
S201：Obtain the air mass flow Q of the current general power of the hard disk, current environmental temperature and fan；
In the present embodiment, specifically, the first parameter is the air mass flow Q, Q of fan for characterizing turn of the fan currently
Speed, Q is the function of rotation speed of the fan, and the rotating speed of fan is higher, flows to Q bigger.
S202：The general power of the hard disk is higher, determines that the current temperature of the hard disk is higher, the current environmental temperature
It is higher, determine that the current temperature of the hard disk is higher, the Q is lower, determine that the current temperature of the hard disk is higher；
Specifically, it may be determined that the current temperature of the hard disk be the current environmental temperature and the first numerical value and, institute
State general power and the multiple of the ratio of the Q that the first numerical value is the hard disk；
S203：The temperature current according to the hard disk, controls the rotating speed of the fan.
In the present embodiment, the temperature of hard disk and the general power of hard disk, current environmental temperature positive correlation are determined, and Q inverse correlations,
And according to the rotating speed for the temperature controlled fan determined, so that the rotating speed of the fan state phase presently described with hard disk
Match somebody with somebody.
The method of another disclosed control rotation speed of the fan of the embodiment of the present application, as shown in figure 3, comprising the following steps：
S301：Obtain the current general power power of multiple hard disks；
Specifically, when the quantity HDDq'ty of hard disk is multiple, the current general power of multiple hard disks is multiple hard disk power
Sum.
S302：Obtain the air mass flow Q of current environmental temperature Tin and fan；
S303：Calculate the current temperature of hard disk
Wherein, HDD temperature are the current temperature of hard disk, and C is constant, and HDD q'ty are the quantity of hard disk, Tin
For current environmental temperature, Q is the air mass flow of fan.
S304：The temperature current according to the hard disk, controls the rotating speed of the fan.
Specifically, when the current temperature of hard disk is relatively low, fan can be controlled to be run with the slow-speed of revolution, when the current temperature of hard disk
When degree is higher, then fan is controlled to be run with high rotating speed.
Method described in the present embodiment, utilizes the closely related Q of the temperature current with hard disk, current environmental temperature and hard
The general power of disk, calculating obtains the current temperature of hard disk, with the existing technology phase that harddisk surface temperature is measured by sensor
Than, obtained temperature value is more accurate, further, it is possible at any time and the uninterrupted temperature for obtaining hard disk, without disturb hard disk from
The operation of body.
Therefore, it is possible to control the rotating speed of fan using the current temperature of hard disk, so as to realize the rotating speed and hard disk of fan
State to adaptation, when hard disk is idle, fan is run with the slow-speed of revolution, thus it is possible to save resource.
With above method embodiment accordingly, the embodiment of the present application also disclose it is a kind of control rotation speed of the fan device,
As shown in figure 4, including the work(of parameter acquisition module 401, temperature determination module 402 and control module 403, wherein modules
Can be as follows：
Parameter acquisition module 401, for obtaining the current general power of the hard disk, current environmental temperature and the first ginseng
Number, first parameter is used to characterize the current rotating speed of the fan；
Temperature determination module 402, for the general power current according to the hard disk, the current environmental temperature and described
First parameter, determines the current temperature of the hard disk；
Control module 403, for the temperature current according to the hard disk, controls the rotating speed of the fan.
Device described in the present embodiment, according to the current general power of hard disk, current environmental temperature and rotation speed of the fan
First parameter is as foundation, to determine temperature that hard disk is current, it is clear that hard disk is idle and working condition under, current total of hard disk
Power, current environmental temperature and rotation speed of the fan are different, so, above-mentioned foundation can reflect that hard disk is presently at working condition
Idle condition is in, therefore, the Current Temperatures of hard disk are determined with above-mentioned foundation, and control with the Current Temperatures determined
The rotating speed of fan, you can the rotation speed of the fan matched with the presently described state of hard disk is obtained, so that fan is in idle shape
During state, fan realizes the purpose for solving resource to be run less than the rotating speed of working condition.
Further, the general power current according to the hard disk of temperature determination module described in the present embodiment, described current
Environment temperature and first parameter, determining the specific implementation of the current temperature of the hard disk can be：The hard disk
General power it is higher, determine that the current temperature of the hard disk is higher；The current environmental temperature is higher, determines that the hard disk is current
Temperature is higher；The current rotating speed of fan described in first parameter characterization is lower, determines that the current temperature of the hard disk is higher；More enter
One step, it may be determined that the current temperature of the hard disk be the current environmental temperature with the first numerical value and, first numerical value
For the multiple of the ratio of general power and first parameter of the hard disk, when the quantity of the hard disk is more than 1, described the is determined
One numerical value is：The general power of the hard disk and the multiple of the ratio of the first product, first product is first parameter and institute
State the product of the quantity of hard disk；Further, formula can be used
Calculating obtains temperature value, wherein, HDD temperature are the current temperature of hard disk, and C is constant, and HDDq'ty is the number of hard disk
Amount, Tin is current environmental temperature, and Q is the air mass flow of fan.
Alternatively, parameter acquisition module described in the present embodiment obtains the current general power of the hard disk, current environmental temperature
And first the specific implementation of parameter can be：Obtain the current general power of the hard disk, current environmental temperature and wind
The air mass flow of fan.
Described in the present embodiment control rotation speed of the fan device, can utilize the closely related Q of the temperature current with hard disk,
The general power of current environmental temperature and hard disk, calculating obtains the current temperature of hard disk, is measured firmly by sensor with existing
The technology of panel surface temperature is compared, and obtained temperature value is more accurate, further, it is possible at any time and the uninterrupted temperature for obtaining hard disk
Degree, the operation without disturbing hard disk itself.Meanwhile, can realize again fan rotating speed and hard disk state to adaptation so that
Save the purpose of resource.
If the function described in present invention method is realized using in the form of SFU software functional unit and is used as independent production
Product are sold or in use, can be stored in a computing device read/write memory medium.Understood based on such, the present invention is real
The part for applying part that example contributes to prior art or the technical scheme can be embodied in the form of software product,
The software product is stored in a storage medium, including some instructions are to cause a computing device (can be personal meter
Calculation machine, server, mobile computing device or network equipment etc.) perform whole or the portion of each of the invention embodiment methods described
Step by step.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), with
Machine access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with Jie of store program codes
Matter.
The embodiment of each in this specification is described by the way of progressive, what each embodiment was stressed be with it is other
Between the difference of embodiment, each embodiment same or similar part mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (6)
1. a kind of method for controlling rotation speed of the fan, the fan is used to be Hard disk heat radiation, it is characterised in that including：
The current general power of the hard disk, current environmental temperature and the first parameter are obtained, first parameter is used to characterize institute
State the current rotating speed of fan；
General power, the current environmental temperature and first parameter current according to the hard disk, determines that the hard disk is worked as
Preceding temperature；
The temperature current according to the hard disk, controls the rotating speed of the fan；
The general power of the hard disk is higher, determines that the temperature of the hard disk is higher, the current environmental temperature is higher, it is determined that described
The temperature of hard disk is higher, and the current rotating speed of fan described in first parameter characterization is lower, determines that the temperature of the hard disk is higher,
Including：
Determine the current temperature of the hard disk for the current environmental temperature and the first numerical value and, first numerical value is described
The general power of hard disk and the multiple of the ratio of first parameter.
2. according to the method described in claim 1, it is characterised in that when the quantity of the hard disk is more than 1, first numerical value
For：The general power of the hard disk and the multiple of the ratio of the first product, first product are first parameter and described hard
The product of the quantity of disk.
3. method according to claim 1 or 2, it is characterised in that first parameter includes：
The air mass flow of fan.
4. a kind of device of control rotation speed of the fan, the fan is used to be Hard disk heat radiation, it is characterised in that including：
Parameter acquisition module, for obtaining the current general power of the hard disk, current environmental temperature and the first parameter, described
One parameter is used to characterize the current rotating speed of the fan；
Temperature determination module, for the general power current according to the hard disk, the current environmental temperature and first ginseng
Number, determines the current temperature of the hard disk；
Control module, for the temperature current according to the hard disk, controls the rotating speed of the fan；
The temperature determination module is higher specifically for the general power of the hard disk, determines that the current temperature of the hard disk is higher,
The current environmental temperature is higher, determines that the current temperature of the hard disk is higher, fan described in first parameter characterization is current
Rotating speed it is lower, determine that the current temperature of the hard disk is higher, including：
The temperature determination module is specifically for it is the current environmental temperature and the first number to determine the current temperature of the hard disk
The sum of value, first numerical value is the general power and the multiple of the ratio of first parameter of the hard disk.
5. device according to claim 4, it is characterised in that the temperature determination module is additionally operable to：When the hard disk
When quantity is more than 1, determine that first numerical value is：The multiple of the ratio of the general power of the hard disk and the first product, described the
One product is the product of first parameter and the quantity of the hard disk.
6. the device according to claim 4 or 5, it is characterised in that the parameter acquisition module is used to obtain the hard disk
Current general power, current environmental temperature and the first parameter includes：
The parameter acquisition module is specifically for obtaining the current general power of the hard disk, current environmental temperature and fan
Air mass flow.
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| CN201410521164.9A CN105526183B (en) | 2014-09-30 | 2014-09-30 | A kind of method and device of control rotation speed of the fan |
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| CN201410521164.9A CN105526183B (en) | 2014-09-30 | 2014-09-30 | A kind of method and device of control rotation speed of the fan |
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| CN105526183B true CN105526183B (en) | 2017-07-25 |
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| CN106547325B (en) * | 2016-10-26 | 2019-03-26 | 浙江大华技术股份有限公司 | A kind of fan rotational frequency control method and device |
| CN107882763B (en) * | 2017-11-09 | 2020-02-14 | 英业达科技有限公司 | Rotational speed control device and method thereof |
| CN111274098B (en) * | 2018-12-05 | 2023-10-10 | 杭州海康威视数字技术股份有限公司 | Storage device alarm method and device based on internet of things (IoT) |
| CN110941580B (en) * | 2019-10-31 | 2021-07-27 | 苏州浪潮智能科技有限公司 | Method for reading information and serial small computer system interface SAS expander |
| CN112783712B (en) * | 2019-11-08 | 2023-03-14 | 浙江宇视科技有限公司 | Hard disk temperature monitoring method and device, readable storage medium and hard disk monitoring system |
| CN113464479A (en) * | 2021-08-04 | 2021-10-01 | 深圳市英纳钛克电子科技有限公司 | Hard disk cartridge with controllable fan wind speed |
| CN117231544B (en) * | 2023-11-15 | 2024-01-09 | 宝德华南(深圳)热能系统有限公司 | Intelligent cooling fan regulation and control system based on data acquisition |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH10283125A (en) * | 1997-04-03 | 1998-10-23 | Xing:Kk | Disk array device |
| JPH10283767A (en) * | 1997-04-03 | 1998-10-23 | Xing:Kk | Temperature information reporting device for storage device, storage device array, and storage device array system |
| JP2007058994A (en) * | 2005-08-25 | 2007-03-08 | Matsushita Electric Ind Co Ltd | Picture recorder and cooling method thereof |
| CN102808796B (en) * | 2012-08-30 | 2014-11-26 | 加弘科技咨询(上海)有限公司 | Method and system for controlling rotating speed of fan |
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