CN101587454B - Computer, computer vibration-reducing method and computer heat dissipation module - Google Patents
Computer, computer vibration-reducing method and computer heat dissipation module Download PDFInfo
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- CN101587454B CN101587454B CN2008101119188A CN200810111918A CN101587454B CN 101587454 B CN101587454 B CN 101587454B CN 2008101119188 A CN2008101119188 A CN 2008101119188A CN 200810111918 A CN200810111918 A CN 200810111918A CN 101587454 B CN101587454 B CN 101587454B
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Abstract
The invention provides a computer, a computer vibration-reducing method and a computer heat dissipation module, wherein the computer consists of a display device, a host computer and peripherals according to the embodiment of the invention, and also comprises a detection-adjustment device which is positioned inside the computer, is connected with a detected component in the computer, is used to detect the vibration state of the detected component and generate detection result, and is used to adjust the rotating speed of a fan in the computer according to the detection result. The invention canavoid the influence of the resonance of certain components in the computer on computer reliability because of heat dissipation, thereby improving the reliability of the computer.
Description
Technical field
The present invention relates to computer realm, relate more specifically to a kind of computing machine, computing machine shock-dampening method, reach the computer to dissipate heat module.
Background technology
Along with the processing power of computer system is more and more stronger, power consumption is increasing, and the demand of system radiating is increased greatly.In existing computer system, the use of perforate of large tracts of land case radiation and high rotating speed fan is very general.
But large-area heat radiation perforate causes easily that cabinet intensity weakens, stiffness change, adds configuration complicated and changeable, makes the natural frequency of product be difficult to hold, thereby resonance problem easily takes place.In addition, fan is system's maximum vibroseis at work, the more and more higher and fan speed-regulating along with rotating speed, because of the resonance problem that fan causes more and more outstanding.The long-term resonance meeting that continues greatly reduces reliability of products, causes product shortening in serviceable life, and the unit failure rate increases, problems such as user satisfaction reduction.
Existing to since the solution of the resonance problem that causes of heat radiation have: adopt vibration damper, fan vibration damping rubber cushion and on casing structure, add mode such as reinforcement and carry out damping, thereby avoid the generation of resonance effect.But, adopting vibration damper, fan damping rubber cushion and on casing structure, add reinforcement etc. and carry out damping, damping effect is undesirable, and complex structure, and bad adaptability has careless omission unavoidably at the product of complex configurations.
Summary of the invention
One or more problems in view of the above, the invention provides a kind of computing machine, computing machine shock-dampening method, reach the computer to dissipate heat module, with the influence of some the parts resonance in the computing machine of avoiding causing to computer reliability because of heat radiation, thus the reliability of raising computing machine.
Computing machine according to the embodiment of the invention, by display device, main frame, and peripheral hardware form, also comprise: detect and adjusting gear, be positioned at the inside of computing machine, be connected with the tested parts in the computing machine, be used for the vibrating state of tested parts is detected and generate testing result, and be used for the rotation speed of the fan of computing machine being adjusted according to testing result.
Wherein, detect and adjusting gear comprises: the shock detection unit, be connected with tested parts in the computing machine, be used for the vibrating state of the tested parts of computing machine is detected the generation testing result; The vibrations comparing unit is connected with the shock detection unit, is used for testing result and predetermined threshold are compared, and generates comparative result; And the rotating speed adjustment unit, be connected with the vibrations comparing unit, be used for according to comparative result, the rotation speed of the fan in the computing machine is adjusted.
Wherein, the shock detection unit can detect by amplitude or the vibration frequency to tested parts, comes the vibrating state of tested parts is detected.
Wherein, the computing machine according to the embodiment of the invention also comprises: statistic unit as a result is used for a plurality of testing results from the shock detection unit are added up, and sets in advance predetermined threshold according to statistics.
Computing machine shock-dampening method according to the embodiment of the invention may further comprise the steps: step 1, the shock conditions of the tested parts on the computing machine is detected, and generate testing result; Step 2 compares testing result and predetermined threshold, generates comparative result; And step 3, equal under the situation of predetermined threshold the rotation speed of the fan in the computing machine to be adjusted in comparative result indication testing result.
Wherein, in step 1, can the amplitude of tested parts be detected.In step 2, the peak swing of detected amplitude and tested parts can be compared.
Wherein, in step 1, also can the vibration frequency of tested parts be detected.In step 2, also the intrinsic vibration frequency of detected vibration frequency and tested parts can be compared.
Wherein, further comprising the steps of between step 1 and step 2: as a plurality of testing results to be added up, and set in advance predetermined threshold according to statistics.
Computer to dissipate heat module according to the embodiment of the invention comprises: fan is positioned at computer cabinet inside; Heating radiator is positioned near the fan, is used for dispelling the heat by the wind-force that fan produces; And detection and adjusting gear, be positioned at computer cabinet inside, be connected with heating radiator with fan, be used to detect the vibrating state of heating radiator and generate testing result, and be used for the rotating speed of fan being adjusted according to testing result.
Wherein, detection and adjusting gear comprise: the shock detection unit, be connected with heating radiator, and be used for the vibrating state of heating radiator is detected, generate testing result; The vibrations comparing unit is connected with the shock detection unit, is used for testing result and predetermined threshold are compared, and generates comparative result; And the rotating speed adjustment unit, be connected with the vibrations comparing unit, be used for according to comparative result, the rotating speed of fan is adjusted.
The present invention can be by detecting the generation of finding resonance effect, can adjust the rotation speed of the fan in the computing machine intelligently, on the basis that guarantees radiating effect, change vibration frequency and make computing machine avoid resonant frequency very soon, thereby can improve the reliability of computing machine.In addition, the present invention has very high adaptability to the product of complex configurations.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is according to the detection of the embodiment of the invention and the block diagram of adjusting gear;
Fig. 2 is the process flow diagram according to the computing machine shock-dampening method of the embodiment of the invention;
Fig. 3 is the detail flowchart that application device shown in Figure 1 and method shown in Figure 2 are carried out the process of rotation speed of the fan adjustment; And
Fig. 4 is a block diagram of using the computer to dissipate heat module of device shown in Figure 1.
Embodiment
Purport of the present invention is, by detection system simply and easily, regulates fan intelligently, thereby eliminates the resonance problem that product may occur.Wherein, the control vibration has three kinds of modes: after 1, learning natural frequency, make the surge frequency avoid natural frequency; 2, change natural frequency (as changing machine rigidity); 3, make machine run fast by the natural frequency district.
Below with reference to accompanying drawing, describe the specific embodiment of the present invention in detail.
Computing machine according to the embodiment of the invention, by display device, main frame, and peripheral hardware form, also comprise: detect and adjusting gear, be positioned at the inside of computing machine, be connected with the tested parts in the computing machine, be used for the vibrating state of tested parts is detected and generate testing result, and be used for the rotation speed of the fan of computing machine being adjusted according to testing result.
Fig. 1 is according to the detection of the embodiment of the invention and the block diagram of adjusting gear.As shown in Figure 1, this detection and adjustment are put and are comprised: shock detection unit 102, be connected with tested parts in the computing machine, and be used for the vibrating state of the tested parts of computing machine is detected, generate testing result; Vibrations comparing unit 104 is connected with the shock detection unit, is used for testing result and predetermined threshold are compared, and generates comparative result; And rotating speed adjustment unit 106, be connected with the vibrations comparing unit, be used for according to comparative result, the rotation speed of the fan in the computing machine is adjusted.
Wherein, the shock detection unit can detect the amplitude of tested parts.The vibrations comparing unit can compare the peak swing of detected amplitude in shock detection unit and tested parts.
Wherein, the shock detection unit also can detect the vibration frequency of tested parts.The vibrations comparing unit also can compare the intrinsic vibration frequency of detected vibration frequency in shock detection unit and tested parts.
Wherein, can also comprise according to the computing machine of the embodiment of the invention: statistic unit as a result is used for a plurality of testing results from the shock detection unit are added up, and sets in advance predetermined threshold according to statistics.
Fig. 2 is the process flow diagram according to the computing machine shock-dampening method of the embodiment of the invention.As shown in Figure 2, this computing machine shock-dampening method may further comprise the steps: S202, the shock conditions of the tested parts on the computing machine is detected, and generate testing result; S204 compares testing result and predetermined threshold, generates comparative result; And S206, equal under the situation of predetermined threshold the rotation speed of the fan in the computing machine to be adjusted in comparative result indication testing result.
Wherein, in step S202, can the amplitude of tested parts be detected, also can the vibration frequency of tested parts be detected.In step S204, the peak swing of detected amplitude and tested parts can be compared, also the intrinsic vibration frequency of detected vibration frequency and tested parts can be compared.
Wherein, between step S202 and step S204, can also may further comprise the steps: a plurality of testing results are added up, and set in advance predetermined threshold according to statistics.
Fig. 3 is the detail flowchart that application device shown in Figure 1 and method shown in Figure 2 are carried out the process of rotation speed of the fan adjustment.Wherein, before the above-described method of utilization, on the point (parts, position) on computers Shock inductor (that is, the shock detection unit) is set earlier, periodically responds to vibrations to tested parts to the vibrations most fragile.
As shown in Figure 3, when the computing machine operate as normal, the computer management module B speed governing of dispelling the heat normally under the control of rotation speed of the fan gating pulse width modulated (FSC PWM) signal triggers speed-regulating function by temperature sensor, and computer management module C does not revise the FSCPWM value.Particularly, when computer management module B finds that the internal temperature values of the detected computing machine of temperature sensor reaches the adjustment threshold value, fan is carried out speed governing according to the speed-regulating scheme output FSC PWM value of setting.Simultaneously, place the vibration transducer monitoring of the tender spots of computer system whether to resonate, the computer management modules A is sampled by the amplitude that shock sensor is transferred to its tender spots and is judged whether amplitude surpasses the setting limit value, if surpass, then make the judgement that resonance takes place, and output PWM modified value, on the FSC PWM of the computer management module that is added to B output, fan is carried out speed governing, to avoid the frequency that resonates.
Whether in addition, also can monitor this tender spots by the number of times of vibrations in the unit interval (for example, 1 second, 1 minute etc.) of the tender spots in the Shock inductor detection computations machine system resonates.Particularly, the computer management modules A compares by the intrinsic vibration frequency of the tender spots that shock sensor is transferred to it number of times that shakes in the unit interval and this vibrations point of wherein storing in advance, judges whether this vibrations electricity resonance has taken place.Wherein, computer management modules A can be by Shock inductor being transferred to it the vibration frequency of a plurality of different time sections of vibrations point sample and obtain as the vibration frequency of the intrinsic vibration frequency of this vibrations point and store.
Fig. 4 is a block diagram of using the computer to dissipate heat module of device shown in Figure 1.As shown in Figure 4, the computer to dissipate heat module according to the embodiment of the invention comprises: fan 402 is positioned at computer cabinet inside; Heating radiator 404 is positioned near the fan, is used for dispelling the heat by the wind-force that fan produces; And detection and adjusting gear 406, be positioned at computer cabinet inside, be connected with heating radiator with fan, be used to detect the vibrating state of heating radiator and generate testing result, and be used for the rotating speed of fan being adjusted according to testing result.
In sum, the present invention can be by detecting the generation of finding resonance effect, can adjust the rotation speed of the fan in the computing machine intelligently, on the basis that guarantees radiating effect, change vibration frequency and make computing machine avoid resonant frequency very soon, thereby can improve the reliability of computing machine.In addition, the present invention has very high adaptability to the product of complex configurations.
The above is embodiments of the invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the present invention.
Claims (12)
1. computing machine, by display device, main frame, and peripheral hardware form, it is characterized in that, also comprise:
Detect and adjusting gear, be positioned at the inside of described computing machine, be connected with the tested parts in the described computing machine, be used for the vibrating state of described tested parts is detected and generate testing result, and be used for the rotation speed of the fan of described computing machine being adjusted according to described testing result.
2. computing machine according to claim 1 is characterized in that, described detection and adjusting gear comprise:
The shock detection unit is connected with described tested parts, is used for the vibrating state of described tested parts is detected, and generates testing result;
The vibrations comparing unit is connected with described shock detection unit, is used for described testing result and predetermined threshold are compared, and generates comparative result; And
The rotating speed adjustment unit is connected with described vibrations comparing unit, is used for according to described comparative result the rotation speed of the fan in the described computing machine being adjusted.
3. computing machine according to claim 2 is characterized in that, described vibrations comparing unit is used for detecting by amplitude or vibration frequency to described tested parts, comes the vibrating state of described tested parts is detected.
4. according to each described computing machine in the claim 1 to 3, it is characterized in that described detection and adjusting gear also comprise:
Statistic unit as a result is used for adding up and generate statistics from a plurality of described testing result of described shock detection unit, and sets in advance described predetermined threshold according to described statistics.
5. a computing machine shock-dampening method is characterized in that, may further comprise the steps:
Step 1 detects the shock conditions of the tested parts on the computing machine, generates testing result;
Step 2 compares described testing result and predetermined threshold, generates comparative result; And
Step 3 indicates described testing result to equal under the situation of described predetermined threshold the rotation speed of the fan in the described computing machine to be adjusted at described comparative result.
6. computing machine shock-dampening method according to claim 5 is characterized in that, in described step 1, the amplitude of described tested parts is detected.
7. computing machine shock-dampening method according to claim 6 is characterized in that, in described step 2, the peak swing of detected amplitude and described tested parts is compared.
8. computing machine shock-dampening method according to claim 5 is characterized in that, in described step 1, the vibration frequency of described tested parts is detected.
9. computing machine shock-dampening method according to claim 8 is characterized in that, in described step 2, the intrinsic vibration frequency of detected vibration frequency and described tested parts is compared.
10. according to each described computing machine shock-dampening method in the claim 5 to 9, it is characterized in that, further comprising the steps of between described step 1 and described step 2:
A plurality of described testing results are added up, and set in advance described predetermined threshold according to statistics.
11. a computer to dissipate heat module is characterized in that, comprising:
Fan is positioned at computer cabinet inside;
Heating radiator is positioned near the described fan, is used for dispelling the heat by the wind-force that described fan produces; And
Detect and adjusting gear, be positioned at described computer cabinet inside, be connected with described heating radiator with described fan, be used to detect the vibrating state of described heating radiator and generate testing result, and be used for the rotating speed of described fan being adjusted according to described testing result.
12. computer to dissipate heat module according to claim 11 is characterized in that, described detection and adjusting gear comprise:
The shock detection unit is connected with described heating radiator, is used for the vibrating state of described heating radiator is detected, and generates testing result;
The vibrations comparing unit is connected with described shock detection unit, is used for described testing result and predetermined threshold are compared, and generates comparative result; And
The rotating speed adjustment unit is connected with described vibrations comparing unit, is used for according to described comparative result the rotating speed of described fan being adjusted.
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| CN2008101119188A CN101587454B (en) | 2008-05-19 | 2008-05-19 | Computer, computer vibration-reducing method and computer heat dissipation module |
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| CN2008101119188A CN101587454B (en) | 2008-05-19 | 2008-05-19 | Computer, computer vibration-reducing method and computer heat dissipation module |
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Cited By (1)
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| CN104156042A (en) * | 2014-08-12 | 2014-11-19 | 浪潮电子信息产业股份有限公司 | Design method for controlling running vibration of mainboard through shock pad |
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| CN102662457A (en) * | 2012-03-30 | 2012-09-12 | 浪潮电子信息产业股份有限公司 | Server resonance weakening method |
| CN104536289A (en) * | 2014-10-31 | 2015-04-22 | 深圳市帅映科技有限公司 | Self-adaptive projector damping method, device and system |
| CN105890742B (en) * | 2016-04-15 | 2019-03-08 | 潍柴动力股份有限公司 | A kind of vehicle resonance detection alarm method, apparatus and system |
| CN106194807B (en) * | 2016-07-06 | 2018-12-14 | 联想(北京)有限公司 | A kind of method and electronic equipment adjusting rotation speed of the fan |
| CN106647122B (en) * | 2016-11-18 | 2018-07-31 | 苏州佳世达光电有限公司 | A kind of display device and its ameliorative way that resonates |
| CN106815117A (en) * | 2017-01-22 | 2017-06-09 | 郑州云海信息技术有限公司 | A kind of method that server realizes vibration monitoring |
| CN110939593A (en) * | 2018-09-21 | 2020-03-31 | 鸿富锦精密工业(武汉)有限公司 | Electronic device and method for avoiding resonance |
| CN109578312A (en) * | 2018-12-11 | 2019-04-05 | 浪潮(北京)电子信息产业有限公司 | A kind of method, device and equipment of anti-stop-band fan apparatus resonance |
| CN110594183B (en) * | 2019-10-11 | 2020-11-10 | 中车大连机车车辆有限公司 | Method and system for inhibiting resonance of vehicle-mounted fan |
| CN111207915A (en) * | 2019-12-29 | 2020-05-29 | 苏州浪潮智能科技有限公司 | Test method and system for resonance avoidance tuning |
| CN113254299A (en) * | 2020-02-10 | 2021-08-13 | 大讯科技股份有限公司 | Server with vibration sensing function |
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| CN1479087A (en) * | 2002-08-28 | 2004-03-03 | 联想(北京)有限公司 | Vibration detecting method of heat radiator and its detecting system |
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Cited By (1)
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| CN104156042A (en) * | 2014-08-12 | 2014-11-19 | 浪潮电子信息产业股份有限公司 | Design method for controlling running vibration of mainboard through shock pad |
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