CN101355863A - Electronic device with function of controlling fan rotating speed and control method thereof - Google Patents
Electronic device with function of controlling fan rotating speed and control method thereof Download PDFInfo
- Publication number
- CN101355863A CN101355863A CNA2007100294170A CN200710029417A CN101355863A CN 101355863 A CN101355863 A CN 101355863A CN A2007100294170 A CNA2007100294170 A CN A2007100294170A CN 200710029417 A CN200710029417 A CN 200710029417A CN 101355863 A CN101355863 A CN 101355863A
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Abstract
The present invention discloses an electronic device with a fan speed control function and a control method thereof. The electronic device with the fan speed control function at least comprises an air inlet, an air outlet, a heating assembly, a fan, a sensing module and a control module, wherein the sensing module is also provided with a first sensing assembly which is arranged at the air inlet so as to detect a first temperature at the air inlet, and a second sensing assembly which is arranged at the air outlet so as to detect a second temperature at the air outlet. The difference between the first temperature and the second temperature is determined according to an equation of the control module so as to adjust the rotation rate of the fan. The device utilizes the sensing assemblies, which are respectively arranged at the air inlet and the air outlet, to achieve the compensation of the fan speed, improve the heat elimination effect, and reduce the noise during using.
Description
Technical field
The present invention relates to a kind of electronic installation and control method thereof, relate in particular to a kind of electronic installation and a kind of fan rotational frequency control method of tool function of controlling fan rotating speed.
Background technology
See also Fig. 1, be known fan rotary speed control system schematic diagram.This fan rotary speed control system 1 is included as an electronic installation 11, wherein more includes an air intake vent place 111, an air outlet place 112, a sensing component 113, a control module 114 and a fan 115.In this figure, when outside air 12 enters when the air intake vent 111 of electronic installation 11 enters, can produce an ambient temperature 1111, and after sensing component 113 is this ambient temperature 1111 of sensing, transmit signals to control module 114, when ambient temperature 1111 raise, the rotating speed that control module 114 is promptly controlled fan 115 increased, and made the air outlet place 112 more heat 13 that can shed.
Please continue and consult Fig. 2, be another known tool fan rotary speed control system schematic diagram.This another fan rotary speed control system 2 is included as an electronic installation 21, wherein more includes an air intake vent place 211, an air outlet place 212, a sensing component 213, a control module 214 and a fan 215.In this figure, after outside air 22 is entered by air intake vent place 211, via fan 215 outside air 22 is sent to air outlet place 212, at this moment, is arranged at the sensing component 213 at air outlet place 212, with sensing one temperature 2121, and these temperature 2121 information are sent to control module 214, if when this temperature 2121 rises, control module 214 promptly increases the rotating speed of fan 215, make outside air 22 flow to speeding up of air outlet place 212, the more heat 23 that can shed is to reach the effect of heat radiation.
Above radiating mode also (for example: when hard disk) increasing can't detect electronic installation internal heat generation assembly, also or when the electronic installation executive program, the heat generating component load strengthens and when improving temperature, can't sense the raising of temperature apace, and heighten rotating speed immediately, accelerate the speed of heat radiation.
See also Fig. 3, be known another fan rotary speed control system schematic diagram again.This is another fan rotary speed control system 3 again, comprises an electronic installation 31, wherein more includes an air intake vent place 311, an air outlet place 312, a sensing component 313, a control module 314 and a heat generating component 315.In this figure, when electronic installation 31 started, heat generating component 315 promptly produced a heat energy 3152, at this moment, sensing component 313 is this heat energy 3152 of sensing, and when heat energy 3152 increased, control module 314 was promptly according to sensing component 313, fan 3151 rotating speeds of control setting on heat generating component 315 increase, make outside air 32 flow into air intake vent place 311,, flow to air outlet place 312 again via fan 3151, the process of heat 33 of shedding is accelerated, and promotes radiating effect.
When though this kind fan rotary speed control system has improved the electronic installation executive program, the heat generating component load strengthens and the problem of raising temperature, yet this fan need be installed on temperature on the heat generating component of easy raising, and set the rotating speed of a benchmark fan, to reach best radiating effect, that is the rotating speed of this benchmark fan can be set the rotating speed that is higher than general fan, and makes noise increase.
And the control method of above-mentioned fan rotary speed control system also can be because of other problem, for example electronic installation is aerial at height, fan in time and rotating speed reduces, bar is filled in air outlet etc., and then cause the heat-sinking capability of cooling system to descend.
Increase for satisfying the above-mentioned heat generating component of working as that proposes, or program is when carrying out, the heat generating component load increases and when improving temperature, the quick sensing of energy is also accelerated radiating rate, and the rotating speed that need not set higher fan, as fiducial value, reduce the demand of noise content, and can overcome, fan aerial at height in time and rotating speed reduces, bar is filled in air outlet etc., and then the problem that causes the heat-sinking capability of cooling system to descend as electronic installation.The inventor is based on going in for the study for many years and many practical experience, inquires into special topic through research and design in many ways, satisfies the electronic installation that proposes a kind of tool rotation speed of the fan function in the present invention with as aforementioned expectation one implementation and foundation.
Summary of the invention
Because the problems referred to above, the invention provides a kind of electronic installation and a kind of fan rotational frequency control method of tool function of controlling fan rotating speed, utilization is arranged at the sensing component at air intake vent place and air outlet place, reaches the compensation of rotation speed of the fan, the noise when improving radiating effect and reducing use.
For reaching above-mentioned purpose, the present invention has adopted following technical scheme: a kind of electronic installation of tool function of controlling fan rotating speed comprises an air intake vent place, an air outlet place, a heat generating component, a fan, a sensing module and a control module at least.Wherein this heat generating component can produce a heat, make an outside air be heated as a hot-air, and fan sucks outside air by this air intake vent place, and make this thermal air current to this air outlet place, sensing module has one first sensing component and one second sensing component, and first sensing component is arranged at the air intake vent place, one first temperature with sensing air intake vent place, and second sensing component is arranged at the air outlet place, to sense one second temperature at place, air port, control module is adjusted a rotating speed of fan according to an equation, so that the air intake vent place sucks outside air, accelerate to the process at air outlet place with thermal air current.
From the above, because of the electronic installation according to tool rotation speed of the fan function of the present invention, its fan rotational frequency control method step is as follows:
(a). a default air intake vent place, in order to suck outside air.
(b). first sensing component that utilizes sensing module to have is arranged at the air intake vent place of electronic installation, with first temperature at the air intake vent place of sensing electronic installation.
(c). via heat generating component, produce heat, make outside air be heated to be hot-air.
(d). by fan, make thermal air current to the air outlet place.
(e). by second sensing component that sensing module has, be installed on the air outlet place of electronic installation, with second temperature at the air outlet place of sensing electronic installation.
(f). judge the difference of first temperature and second temperature according to the equation of control module,, make the air intake vent place suck outside air, accelerate to the process at air outlet place with thermal air current, to reach the effect of heat radiation to adjust the rotating speed of fan.
To sum up discuss, because of electronic installation and control method thereof according to tool rotation speed of the fan function of the present invention, utilize first sensing component elder generation's sensing first temperature that is ambient temperature, relend second temperature that is internal temperature by the second sensing component sensing electronic installation, control module is according to the difference of first temperature and second temperature, adjust rotation speed of the fan, improve radiating effect.
Now further understand and understanding for your juror is had technical characterictic of the present invention and the effect reached, hereinafter sincerely provide preferred embodiment and correlative type to think the usefulness of assisting a ruler in governing a country, and with detailed comment cooperate explanation as after.
Description of drawings
Fig. 1 is known fan rotary speed control system schematic diagram;
Fig. 2 is another known tool fan rotary speed control system schematic diagram;
Fig. 3 is known another fan rotary speed control system schematic diagram again;
Fig. 4 is the electronic installation of tool function of controlling fan rotating speed of the present invention;
Fig. 5 is a rotation speed of the fan controlling party formula curve synoptic diagram of the present invention;
Fig. 6 is a fan rotational frequency control method flow chart of steps of the present invention; And
Fig. 7 is that the present invention and known rotation speed of the fan compare schematic diagram.
Embodiment
Hereinafter with reference to correlative type, the electronic installation according to the tool function of controlling fan rotating speed of preferred embodiment of the present invention is described, wherein identical assembly will be illustrated with identical reference marks.
Below the preferred embodiment of electronic installation of tool function of controlling fan rotating speed of the present invention, be convenient to understand for making, the element numbers among the following embodiment continue to use with last embodiment in the symbol of same components illustrate.
See also Fig. 4 and Fig. 5, Fig. 4 is the electronic installation of tool function of controlling fan rotating speed of the present invention, Fig. 5 is a rotation speed of the fan governing equation curve synoptic diagram of the present invention, in Fig. 4, the electronic installation 41 of this tool function of controlling fan rotating speed includes an air intake vent place 411, an air outlet place 412, a heat generating component 413, a fan 414, a sensing module 415 and a control module 416 at least, and in Fig. 5, this rotation speed of the fan governing equation curve synoptic diagram is according to following equation: F=f
1(T
1)+f
2(T
2), left curve chart is the total rotating speed F figure of compensation aft-fan, and middle curve chart is the basic rotation speed of the fan function f with reference to first temperature
1(T
1) figure, right curve chart is the fan compensating rotational speed function f according to second temperature
2(T
2) figure, and T
1Be first temperature 4111, T
2Be second temperature 4121, f
1Be basic rotation speed of the fan, f
2Be the fan compensating rotational speed.In Fig. 4, the electronic installation 41 of this tool function of controlling fan rotating speed borrows fan 414 to suck an outside air 42 by air intake vent place 411, the heat 4131 that is produced via heat generating component 413 heats, become a hot-air 417, flow to air outlet place 412 again to give out a unnecessary heat 43, when outside air 42 entered air intake vent place 411, first sensing component 4151 of sensing module 415 promptly sensed first temperature 4111, and this moment, the rotating speed 4141 of fan 414 was basic rotation speed of the fan f
1And when flowing to air outlet place 412, second sensing module 4152 of sensing module 415 promptly senses second temperature 4121, at this moment, sensing module 415 is about to this first temperature 4111 and second temperature 4121 is sent to control module 416, and is F=f via the equation in the control module 416 4161
1(T
1)+f
2(T
2), according to basic rotation speed of the fan function f with reference to first temperature
1(T
1), with fan compensating rotational speed function f according to second temperature
2(T
2), the rotating speed f of two function gained
1With f
2Addition, and then the rotating speed 4141 of adjustment fan 414 make outside air 42 suck air intake vent places 411, and the speed that flows to air outlet place 412 with hot-air 417 speeds, and reaches radiating effect.
See also Fig. 6, be fan rotational frequency control method block diagram of the present invention, its method step is as back:
Step 51: a default air intake vent place, in order to suck outside air;
Step 52: first sensing component that utilizes sensing module to have is arranged at the air intake vent place of electronic installation, with first temperature at the air intake vent place of sensing electronic installation;
Step 53: via heat generating component, produce heat, make outside air be heated to be hot-air;
Step 54:, make thermal air current to the air outlet place by fan;
Step 55: by second sensing component that sensing module has, be installed on the air outlet place of electronic installation, with second temperature at the air outlet place of sensing electronic installation; And
Step 56: judge the difference of first temperature and second temperature according to the equation of control module,, make the air intake vent place suck outside air, accelerate to the process at air outlet place with thermal air current, to reach the effect of heat radiation to adjust the rotating speed of fan.
See also Fig. 7, Fig. 7 is that the present invention and known rotation speed of the fan compare schematic diagram, and wherein left side figure is known rotation speed of the fan schematic diagram, and right figure is a rotation speed of the fan schematic diagram of the present invention.In this figure, can know and find out in the known rotation speed of the fan schematic diagram, high and the basic rotating speed of fan of the present invention of the basic speed setting of fan, according to second sensing component that the present invention had, when the electronic installation internal temperature raises, second sensing component promptly senses second temperature, and the equation in the control module is promptly made the compensation of rotating speed to fan according to this second temperature, make the rotating speed of fan in time adjust, reach the effect of heat radiation, review known in, because of only possessing a sensing component, so can't make compensation, make that the basic rotating speed of fan is higher with regard to setting, and then cause the increase of noise the rotating speed of fan.
The above only is an illustrative, but not is restricted person.Anyly do not break away from spirit of the present invention and category, and, all should be contained in the accompanying claim its equivalent modifications of carrying out or change.
Claims (14)
1. the electronic installation of a tool function of controlling fan rotating speed is characterized in that, this electronic installation comprises at least:
One air intake vent place;
One air outlet place;
One heat generating component can produce a heat, makes an outside air be heated into a hot-air;
One fan sucks this outside air by this air intake vent place, and makes this thermal air current to this air outlet place;
One sensing module, have one first sensing component and one second sensing component, wherein this first sensing component is arranged at this air intake vent place, with one first temperature at this air intake vent place of sensing, and this second sensing component is arranged at this air outlet place, with one second temperature at this air outlet place of sensing; And
One control module, foundation one equation is adjusted a rotating speed of this fan, and wherein this equation and this first temperature are relevant with this second temperature.
2. the electronic installation of tool function of controlling fan rotating speed according to claim 1 is characterized in that, this electronic installation comprises being a server, a computer or a projector.
3. the electronic installation of tool function of controlling fan rotating speed according to claim 1 is characterized in that, this sensing module is included as a thermistor, a thermoelectric lotus root or an infrared ray sensor.
4. the electronic installation of tool function of controlling fan rotating speed according to claim 1 is characterized in that, this heat generating component is included as a hard disk, a central processing unit or a chip module.
5. the electronic installation of tool function of controlling fan rotating speed according to claim 1 is characterized in that, this first temperature is an ambient temperature.
6. the electronic installation of tool function of controlling fan rotating speed according to claim 1 is characterized in that, this second temperature is the internal temperature of this electronic installation.
7. the electronic installation of tool function of controlling fan rotating speed according to claim 1 is characterized in that, this equation is: F=f
1(T
1)+f
2(T
2), this T wherein
1Be first temperature, this T
2Be second temperature, this F is the total rotating speed of compensation aft-fan, this f
1Be basic rotation speed of the fan, this f
2Be the fan compensating rotational speed, this f
1(T
1) be basic rotation speed of the fan function with reference to first temperature, this f
2(T
2) be fan compensating rotational speed function according to second temperature.
8. a fan rotational frequency control method is characterized in that, this method comprises at least:
A default air intake vent place is in order to suck an outside air;
One first sensing component that utilizes a sensing module to have is arranged at an air intake vent place of an electronic installation, with one first temperature at this air intake vent place of this electronic installation of sensing;
Via a heat generating component, produce a heat, make this outside air be heated to be a hot-air;
By a fan, make this thermal air current to this air outlet place;
By one second sensing component that this sensing module has, be installed on an air outlet place of this electronic installation, with one second temperature at this air outlet place of this electronic installation of sensing;
One equation of foundation one control module is judged the difference of this first temperature and this second temperature, to adjust a rotating speed of this fan.
9. fan rotational frequency control method according to claim 8 is characterized in that, this electronic installation comprises being a server, a computer or a projector.
10. fan rotational frequency control method according to claim 8 is characterized in that, this sensing module is included as a thermistor, a thermoelectric lotus root or an infrared ray sensor.
11. fan rotational frequency control method according to claim 8 is characterized in that, this heat generating component is included as a hard disk, a central processing unit or a chip module.
12. fan rotational frequency control method according to claim 8 is characterized in that, this first temperature is an ambient temperature.
13. fan rotational frequency control method according to claim 8 is characterized in that, this second temperature is the internal temperature of this electronic installation.
14. fan rotational frequency control method according to claim 8 is characterized in that, this equation is: F=f
1(T
1)+f
2(T
2), this T wherein
1Be first temperature, this T
2Be second temperature, this f
1Be basic rotation speed of the fan, this f
2Be the fan compensating rotational speed, this F is the total rotating speed of compensation aft-fan, this f
1(T
1) be basic rotation speed of the fan function with reference to first temperature, this f
2(T
2) be fan compensating rotational speed function according to second temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100294170A CN101355863A (en) | 2007-07-27 | 2007-07-27 | Electronic device with function of controlling fan rotating speed and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100294170A CN101355863A (en) | 2007-07-27 | 2007-07-27 | Electronic device with function of controlling fan rotating speed and control method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN101355863A true CN101355863A (en) | 2009-01-28 |
Family
ID=40308366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100294170A Pending CN101355863A (en) | 2007-07-27 | 2007-07-27 | Electronic device with function of controlling fan rotating speed and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101355863A (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101464695B (en) * | 2007-12-19 | 2010-10-27 | 中茂电子(深圳)有限公司 | Apparatus embedded with multi-set isolation type temperature control detection unit |
| CN102307447A (en) * | 2011-08-29 | 2012-01-04 | 中兴通讯股份有限公司 | Heat dissipation method and device |
| CN102768568A (en) * | 2011-05-05 | 2012-11-07 | 华硕电脑股份有限公司 | Heat dissipation module and heat dissipation method thereof |
| CN103034296A (en) * | 2011-09-30 | 2013-04-10 | 鸿富锦精密工业（深圳）有限公司 | Computer case |
| CN104533822A (en) * | 2014-12-31 | 2015-04-22 | 西安大唐电信有限公司 | Method for implementing AC equipment intelligent heat management technology |
| CN104797118A (en) * | 2014-01-16 | 2015-07-22 | 纬创资通股份有限公司 | Secondary fan system, server and secondary fan system control method |
| CN106163236A (en) * | 2016-08-08 | 2016-11-23 | 福建省汽车工业集团云度新能源汽车股份有限公司 | A kind of electric automobile cooling system and method |
| CN106155192A (en) * | 2015-04-14 | 2016-11-23 | 鸿富锦精密工业(武汉)有限公司 | Computer |
| CN107288735A (en) * | 2017-06-30 | 2017-10-24 | 南京依维柯汽车有限公司 | A kind of method for setting up automotive electronics rotation speed of the fan control function |
| CN107704059A (en) * | 2017-11-09 | 2018-02-16 | 郑州云海信息技术有限公司 | A kind of server power supply radiator structure and its control method |
| CN110012649A (en) * | 2019-05-08 | 2019-07-12 | 苏州浪潮智能科技有限公司 | A kind of power supply heat sinking control method and system |
| WO2019148700A1 (en) * | 2018-02-05 | 2019-08-08 | 深圳光峰科技股份有限公司 | Thermal out-of-focus preventing projection apparatus |
| CN110475404A (en) * | 2019-08-01 | 2019-11-19 | 新昌县博阳照明有限公司 | A kind of driving power for LED light |
| CN112324691A (en) * | 2020-07-10 | 2021-02-05 | 北京京东尚科信息技术有限公司 | Control method and device for airflow driving device, power supply device and electronic equipment |
| CN113434028A (en) * | 2020-03-23 | 2021-09-24 | 华硕电脑股份有限公司 | Heat dissipation control system and method thereof |
-
2007
- 2007-07-27 CN CNA2007100294170A patent/CN101355863A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101464695B (en) * | 2007-12-19 | 2010-10-27 | 中茂电子(深圳)有限公司 | Apparatus embedded with multi-set isolation type temperature control detection unit |
| CN102768568A (en) * | 2011-05-05 | 2012-11-07 | 华硕电脑股份有限公司 | Heat dissipation module and heat dissipation method thereof |
| US9087804B2 (en) | 2011-05-05 | 2015-07-21 | Asustek Computer Inc. | Heat dissipating module and heat dissipating method thereof |
| CN102307447B (en) * | 2011-08-29 | 2017-02-15 | 中兴通讯股份有限公司 | Heat dissipation method and device |
| CN102307447A (en) * | 2011-08-29 | 2012-01-04 | 中兴通讯股份有限公司 | Heat dissipation method and device |
| WO2013029432A1 (en) * | 2011-08-29 | 2013-03-07 | 中兴通讯股份有限公司 | Method and device for heat dissipating |
| CN103034296A (en) * | 2011-09-30 | 2013-04-10 | 鸿富锦精密工业（深圳）有限公司 | Computer case |
| CN104797118A (en) * | 2014-01-16 | 2015-07-22 | 纬创资通股份有限公司 | Secondary fan system, server and secondary fan system control method |
| CN104533822A (en) * | 2014-12-31 | 2015-04-22 | 西安大唐电信有限公司 | Method for implementing AC equipment intelligent heat management technology |
| CN106155192A (en) * | 2015-04-14 | 2016-11-23 | 鸿富锦精密工业(武汉)有限公司 | Computer |
| CN106163236A (en) * | 2016-08-08 | 2016-11-23 | 福建省汽车工业集团云度新能源汽车股份有限公司 | A kind of electric automobile cooling system and method |
| CN107288735A (en) * | 2017-06-30 | 2017-10-24 | 南京依维柯汽车有限公司 | A kind of method for setting up automotive electronics rotation speed of the fan control function |
| CN107288735B (en) * | 2017-06-30 | 2019-08-02 | 南京依维柯汽车有限公司 | A method of establishing automotive electronics rotation speed of the fan control function |
| CN107704059A (en) * | 2017-11-09 | 2018-02-16 | 郑州云海信息技术有限公司 | A kind of server power supply radiator structure and its control method |
| WO2019148700A1 (en) * | 2018-02-05 | 2019-08-08 | 深圳光峰科技股份有限公司 | Thermal out-of-focus preventing projection apparatus |
| CN110012649A (en) * | 2019-05-08 | 2019-07-12 | 苏州浪潮智能科技有限公司 | A kind of power supply heat sinking control method and system |
| CN110012649B (en) * | 2019-05-08 | 2020-12-04 | 苏州浪潮智能科技有限公司 | Power supply heat dissipation control method and system |
| CN110475404A (en) * | 2019-08-01 | 2019-11-19 | 新昌县博阳照明有限公司 | A kind of driving power for LED light |
| CN113434028A (en) * | 2020-03-23 | 2021-09-24 | 华硕电脑股份有限公司 | Heat dissipation control system and method thereof |
| CN112324691A (en) * | 2020-07-10 | 2021-02-05 | 北京京东尚科信息技术有限公司 | Control method and device for airflow driving device, power supply device and electronic equipment |
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Open date: 20090128 |