CN105517419A - Self-adaptive heat radiation system and electronic device using the same - Google Patents
Self-adaptive heat radiation system and electronic device using the same Download PDFInfo
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- CN105517419A CN105517419A CN201511029491.3A CN201511029491A CN105517419A CN 105517419 A CN105517419 A CN 105517419A CN 201511029491 A CN201511029491 A CN 201511029491A CN 105517419 A CN105517419 A CN 105517419A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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Abstract
A self-adaptive heat radiation system and an electronic device using the same. The self-adaptive heat radiation system includes: a control module; a noise detection module which is connected with the control module and detects an ambient environment noise value; a mode selection module which is connected with the control module and stores working modes of the self-adaptive heat radiation system; an adjustment module which is connected with the control module and adjusts the rotating speed of a fan of the self-adaptive heat radiation system; and an alarm module which is connected with the control module, detects whether an abnormality exists in the heat radiation system and gives an alarm. The control module compares the noise value with a first preset threshold value, and controls the adjustment module to adjust the rotating speed of the fan of the self-adaptive heat radiation system according to a comparison result and a working mode.
Description
Technical field
The present invention relates to a kind of electronic installation adapting to cooling system and use this cooling system.
Background technology
Electronic product operationally can produce heat, and even the life-span can produce and has a strong impact on the performance that amount of heat accumulates the high temperature on electronic product caused.Therefore, most electronic product can carry cooling system.But cooling system can produce noise, affect user and other people normal Working Life of surrounding.
Summary of the invention
The invention provides a kind of self adaptation cooling system, comprising: control module; Noise measuring module, connects described control module, detects ambient noise value; Mode selection module, connects described control module, stores described self adaptation cooling system mode of operation; Adjustment module, connects described control module, regulates described self adaptation cooling system rotation speed of the fan; Alarm module, connects described control module, detects cooling system and whether there is exception, and alarm;
Wherein, described level of noise and the first predetermined threshold value are compared by described control module, and control described adjustment module according to comparison result and described mode of operation and regulate described self adaptation cooling system rotation speed of the fan; Wherein said mode of operation comprises: mode of operation one, and when described level of noise is less than described first predetermined threshold value, described control module increases described rotation speed of the fan, until described level of noise is equal with described threshold value; When described level of noise is greater than described first predetermined threshold value, described control module slows down described rotation speed of the fan, until described level of noise is equal with described threshold value; Mode of operation two, when described level of noise is less than described first predetermined threshold value, described control module slows down described rotation speed of the fan; When described level of noise is greater than described first predetermined threshold value, described control module increases described rotation speed of the fan.
Above-mentioned self adaptation cooling system, also comprises temperature detecting module, and for detecting by heat dissipation equipment temperature, described control module is according to described comparison result and describedly regulated described rotation speed of the fan by heat dissipation equipment temperature regulating and controlling module;
When being greater than the second predetermined threshold value by heat dissipation equipment temperature, no matter which kind of mode of operation described self adaptation cooling system is in, control module equal regulating and controlling module increases described rotation speed of the fan, after being less than or equal to described second predetermined threshold value until described by heat dissipation equipment temperature, carry out work according to described mode of operation one or mode of operation two.
Above-mentioned self adaptation cooling system, described alarm module comprises data storage cell further;
Described data storage cell stores described level of noise, described by heat dissipation equipment temperature and describedly to be reached the history heat radiation data such as the second predetermined threshold value time used by heat dissipation equipment temperature, described history heat radiation data and the 3rd predetermined threshold value compare by described alarm module, and according to comparative result alarm.
Above-mentioned self adaptation cooling system, described alarm module passes through formula:
Accounting temperature rate of descent, and this temperature lapse rate and described 3rd predetermined threshold value are compared, if described temperature lapse rate is less than described 3rd predetermined threshold value, then send warning information;
Wherein, the second predetermined threshold value is greater than by heat dissipation equipment temperature.
The present invention also provides a kind of electronic installation, comprising: electronics; And self adaptation cooling system;
Described self adaptation cooling system comprises: control module; Noise measuring module, connects described control module, detects ambient noise value; Mode selection module, connects described control module, stores described self adaptation cooling system mode of operation; Adjustment module, connects described control module, regulates described self adaptation cooling system rotation speed of the fan; Alarm module, connects described control module, detects cooling system and whether there is exception, and alarm;
Wherein, described level of noise and the first predetermined threshold value are compared by described control module, and control described adjustment module according to comparison result and described mode of operation and regulate described self adaptation cooling system rotation speed of the fan; Wherein said mode of operation comprises: mode of operation one, and when described level of noise is less than described first predetermined threshold value, described control module increases described rotation speed of the fan, until described level of noise is equal with described threshold value; When described level of noise is greater than described first predetermined threshold value, described control module slows down described rotation speed of the fan, until described level of noise is equal with described threshold value; Mode of operation two, when described level of noise is less than described first predetermined threshold value, described control module slows down described rotation speed of the fan; When described level of noise is greater than described first predetermined threshold value, described control module increases described rotation speed of the fan.
Above-mentioned electronic installation, described self adaptation cooling system also comprises temperature detecting module, and for detecting by heat dissipation equipment temperature, described control module is according to described comparison result and describedly regulated described rotation speed of the fan by heat dissipation equipment temperature regulating and controlling module;
When being greater than the second predetermined threshold value by heat dissipation equipment temperature, no matter which kind of mode of operation described self adaptation cooling system is in, control module equal regulating and controlling module increases described rotation speed of the fan, after being less than or equal to described second predetermined threshold value until described by heat dissipation equipment temperature, carry out work according to described mode of operation one or mode of operation two.
Described in above-mentioned electronic installation, alarm module comprises data storage cell further;
Described data storage cell stores described level of noise, described by heat dissipation equipment temperature and describedly to be reached the history heat radiation data such as the second predetermined threshold value time used by heat dissipation equipment temperature, described history heat radiation data and the 3rd predetermined threshold value compare by described alarm module, and according to comparative result alarm.
Described in above-mentioned electronic installation, alarm module passes through formula:
Accounting temperature rate of descent, and this temperature lapse rate and described 3rd predetermined threshold value are compared, if described temperature lapse rate is less than described 3rd predetermined threshold value, then send warning information;
Wherein, the second predetermined threshold value is greater than by heat dissipation equipment temperature.
Accompanying drawing explanation
Fig. 1 is the self adaptation cooling system schematic diagram according to one embodiment of the invention.
Wherein, Reference numeral:
1: control module;
2: noise measuring module;
3: mode selection module;
4: adjustment module;
5: alarm module.
Embodiment
Fig. 1 is the self adaptation cooling system schematic diagram according to one embodiment of the invention.Please refer to Fig. 1, in the present embodiment, self adaptation cooling system comprises: control module 1, noise measuring module 2 and adjustment module 4.Noise measuring module 2 link control module 1, for detecting ambient noise value; Mode selection module 3 link control module 1, for storing the different mode of operation of described self adaptation cooling system; Adjustment module 4 link control module 1, for regulating described self adaptation cooling system rotation speed of the fan.
Mode of operation comprises mode of operation one and mode of operation two.
Mode of operation one comprises: when level of noise is less than described first predetermined threshold value, and control module 1 increases rotation speed of the fan, until level of noise is equal with described threshold value; When level of noise is greater than the first predetermined threshold value, control module 1 slows down rotation speed of the fan, until level of noise is equal with threshold value.
Mode of operation two comprises: when level of noise is less than the first predetermined threshold value, and control module 1 slows down rotation speed of the fan; When level of noise is greater than the first predetermined threshold value, control module 1 increases rotation speed of the fan.
During work, level of noise and the first predetermined threshold value are compared by control module 1, and regulate self adaptation cooling system rotation speed of the fan according to comparison result and mode of operation regulating and controlling module 4.
But when user be in need peace and quiet do not need again especially quiet time, user can select mode of operation one, and the first predetermined threshold value is set as the peak (such as 40 decibels) that user can stand.Now when detecting that ambient noise value is less than 40 decibels, then can increase the rotation speed of the fan of cooling system.Generally, rotation speed of the fan raising just means that the noise of cooling system follows lifting.The ambient noise now detected also can promote thereupon, but as long as keep below under the patient peak of user (40 decibels), just can accept by user.
When user is in a more quiet environment and needs absolutely quiet time, user can select mode of operation two, and the first predetermined threshold value is set as the peak (such as 40 decibels) that user can stand.Now when detecting that ambient noise value is less than 40 decibels, possible representative of consumer is in sleep state, and now user needs absolute peace and quiet.So can reduce the rotation speed of the fan of cooling system, to reduce ambient noise.
Select as one, in order to ensure noise and the state being kept relative equilibrium by the temperature of heat dissipation equipment, in other embodiments of the present invention, self adaptation cooling system can also comprise temperature detecting module, for detecting by the temperature of heat dissipation equipment.Only have when by heat dissipation equipment temperature lower than safe temperature time, just can adopt above-mentioned mode of operation; Otherwise, control rotation speed of the fan is continued to increase.
In actual use, due to the aging of cooling system itself or by dust covering problem, radiating effect can be caused to decline to a great extent, and now, user is also ignorant.Therefore select as a kind of, in other embodiments of the present invention, self adaptation cooling system also comprises alarm module 5.Alarm module 5 connects described control module 1, whether there is exception for detecting cooling system, and when detecting that cooling system sends alarm when existing abnormal.
In one embodiment, alarm module 5 comprises data storage cell further.Data storage cell stores level of noise, by heat dissipation equipment temperature and reached the history heat radiation such as safe temperature time used data by heat dissipation equipment temperature.Alarm module 5 passes through formula
data of history being dispelled the heat and the 3rd predetermined threshold value compare, accounting temperature rate of descent, and this temperature lapse rate and a predetermined threshold value are compared, if temperature lapse rate is less than this predetermined threshold value, then illustrate that self adaptation cooling system heat-sinking capability declines, now send warning information.
The present invention also provides a kind of electronic installation, comprises electronics and self adaptation cooling system.In one embodiment, self adaptation cooling system, comprising: control module 1, noise measuring module 2 and adjustment module 4.Wherein noise measuring module 2 link control module 1, for detecting ambient noise value; Mode selection module 3 link control module 1, for storing the different mode of operation of self adaptation cooling system; Adjustment module 4 link control module 1, for regulating self adaptation cooling system rotation speed of the fan.
Mode of operation comprises mode of operation one and mode of operation two.
Mode of operation one comprises: when level of noise is less than the first predetermined threshold value, and control module 1 increases rotation speed of the fan, until level of noise is equal with threshold value; When level of noise is greater than the first predetermined threshold value, control module 1 slows down rotation speed of the fan, until described level of noise is equal with threshold value.
Mode of operation two comprises: when level of noise is less than the first predetermined threshold value, and control module 1 slows down rotation speed of the fan; When level of noise is greater than the first predetermined threshold value, control module 1 increases rotation speed of the fan.
When the system is operating, level of noise and the first predetermined threshold value are compared by control module 1, and regulate self adaptation cooling system rotation speed of the fan according to comparison result and mode of operation regulating and controlling module 4.
But when user be in need peace and quiet do not need again especially quiet time, user can select mode of operation one, and the first predetermined threshold value is set as the peak (such as 40 decibels) that user can stand.Now when detecting that ambient noise value is less than 40 decibels, then can increase the rotation speed of the fan of cooling system.Generally, rotation speed of the fan raising just means that the noise of cooling system follows lifting.The ambient noise now detected also can promote thereupon, but as long as keep below under the patient peak of user (40 decibels), just can accept by user.
When user is in a more quiet environment and needs absolutely quiet time, user can select mode of operation two, and the first predetermined threshold value is set as the peak (such as 40 decibels) that user can stand.Now when detecting that ambient noise value is less than 40 decibels, possible representative of consumer is in sleep state, and now user needs absolute peace and quiet.So can reduce the rotation speed of the fan of cooling system, to reduce ambient noise.
Select as one, in order to ensure noise and the state being kept relative equilibrium by the temperature of heat dissipation equipment, in other embodiments of the present invention, self adaptation cooling system can also comprise temperature detecting module, for detecting by the temperature of heat dissipation equipment.Only have when by heat dissipation equipment temperature lower than safe temperature time, just can adopt above-mentioned mode of operation; Otherwise, control rotation speed of the fan is continued to increase.
In actual use, due to the aging of cooling system itself or by dust covering problem, radiating effect can be caused to decline to a great extent, and now, user is also ignorant.Therefore in other embodiments of the present invention, self adaptation cooling system also comprises alarm module 5.Whether alarm module 5 link control module 1, exist exception for detecting cooling system, when detecting that cooling system sends alarm when existing abnormal.
In one embodiment, alarm module 5 comprises data storage cell further.Described data storage cell stores level of noise, by heat dissipation equipment temperature and reached the history heat radiation data such as safe temperature time used by heat dissipation equipment temperature.Alarm module 5 passes through formula
data of history being dispelled the heat and the 3rd predetermined threshold value compare, accounting temperature rate of descent, and this temperature lapse rate and a predetermined threshold value are compared, if temperature lapse rate is less than this predetermined threshold value, then illustrate that self adaptation cooling system heat-sinking capability declines, now send warning information.
The present invention, by cooling system or electronic installation are arranged different working modes, has adapted to the different demand of user.Simultaneously alarm module 5 when aging or fault occur self adaptation cooling system and alarm, can ensure that performance and the life-span of equipment.
Claims (8)
1. a self adaptation cooling system, is characterized in that, comprising:
Control module;
Noise measuring module, connects described control module, detects ambient noise value;
Mode selection module, connects described control module, stores described self adaptation cooling system mode of operation;
Adjustment module, connects described control module, regulates described self adaptation cooling system rotation speed of the fan;
Alarm module, connects described control module, detects cooling system and whether there is exception, and alarm;
Wherein, described level of noise and the first predetermined threshold value are compared by described control module, and control described adjustment module according to comparison result and described mode of operation and regulate described self adaptation cooling system rotation speed of the fan;
Wherein said mode of operation comprises:
Mode of operation one, when described level of noise is less than described first predetermined threshold value, described control module increases described rotation speed of the fan, until described level of noise is equal with described threshold value; When described level of noise is greater than described first predetermined threshold value, described control module slows down described rotation speed of the fan, until described level of noise is equal with described threshold value;
Mode of operation two, when described level of noise is less than described first predetermined threshold value, described control module slows down described rotation speed of the fan; When described level of noise is greater than described first predetermined threshold value, described control module increases described rotation speed of the fan.
2. self adaptation cooling system as claimed in claim 1, it is characterized in that, also comprise temperature detecting module, for detecting by heat dissipation equipment temperature, described control module is according to described comparison result and describedly regulated described rotation speed of the fan by heat dissipation equipment temperature regulating and controlling module;
When being greater than the second predetermined threshold value by heat dissipation equipment temperature, no matter which kind of mode of operation described self adaptation cooling system is in, control module equal regulating and controlling module increases described rotation speed of the fan, after being less than or equal to described second predetermined threshold value until described by heat dissipation equipment temperature, carry out work according to described mode of operation one or mode of operation two.
3. self adaptation cooling system as claimed in claim 2, it is characterized in that, described alarm module comprises data storage cell further;
Described data storage cell stores described level of noise, described by heat dissipation equipment temperature and describedly to be reached the history heat radiation data such as the second predetermined threshold value time used by heat dissipation equipment temperature, described history heat radiation data and the 3rd predetermined threshold value compare by described alarm module, and according to comparative result alarm.
4. self adaptation cooling system as claimed in claim 3, it is characterized in that, described alarm module passes through formula:
Accounting temperature rate of descent, and described temperature lapse rate and described 3rd predetermined threshold value are compared, if described temperature lapse rate is less than described 3rd predetermined threshold value, then send warning information;
Wherein, the second predetermined threshold value is greater than by heat dissipation equipment temperature.
5. an electronic installation, is characterized in that, comprising:
Electronics; And
Self adaptation cooling system;
Described self adaptation cooling system comprises:
Control module;
Noise measuring module, connects described control module, detects ambient noise value;
Mode selection module, connects described control module, stores described self adaptation cooling system mode of operation;
Adjustment module, connects described control module, regulates described self adaptation cooling system rotation speed of the fan;
Alarm module, connects described control module, detects cooling system and whether there is exception, and alarm;
Wherein, described level of noise and the first predetermined threshold value are compared by described control module, and control described adjustment module according to comparison result and described mode of operation and regulate described self adaptation cooling system rotation speed of the fan;
Wherein said mode of operation comprises:
Mode of operation one, when described level of noise is less than described first predetermined threshold value, described control module increases described rotation speed of the fan, until described level of noise is equal with described threshold value; When described level of noise is greater than described first predetermined threshold value, described control module slows down described rotation speed of the fan, until described level of noise is equal with described threshold value;
Mode of operation two, when described level of noise is less than described first predetermined threshold value, described control module slows down described rotation speed of the fan; When described level of noise is greater than described first predetermined threshold value, described control module increases described rotation speed of the fan.
6. electronic installation as claimed in claim 5, it is characterized in that, described self adaptation cooling system also comprises temperature detecting module, and for detecting by heat dissipation equipment temperature, described control module is according to described comparison result and describedly regulated described rotation speed of the fan by heat dissipation equipment temperature regulating and controlling module;
When being greater than the second predetermined threshold value by heat dissipation equipment temperature, no matter which kind of mode of operation described self adaptation cooling system is in, control module equal regulating and controlling module increases described rotation speed of the fan, after being less than or equal to described second predetermined threshold value until described by heat dissipation equipment temperature, carry out work according to described mode of operation one or mode of operation two.
7. electronic installation as claimed in claim 6, it is characterized in that, described alarm module comprises data storage cell further;
Described data storage cell stores described level of noise, described by heat dissipation equipment temperature and describedly to be reached the history heat radiation data such as the second predetermined threshold value time used by heat dissipation equipment temperature, described history heat radiation data and the 3rd predetermined threshold value compare by described alarm module, and according to comparative result alarm.
8. electronic installation as claimed in claim 7, it is characterized in that, described alarm module passes through formula:
Accounting temperature rate of descent, and described temperature lapse rate and described 3rd predetermined threshold value are compared, if described temperature lapse rate is less than described 3rd predetermined threshold value, then send warning information;
Wherein, the second predetermined threshold value is greater than by heat dissipation equipment temperature.
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| CN201511029491.3A CN105517419B (en) | 2015-12-31 | 2015-12-31 | A kind of adaptive cooling system and the electronic device using the cooling system |
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| CN201511029491.3A CN105517419B (en) | 2015-12-31 | 2015-12-31 | A kind of adaptive cooling system and the electronic device using the cooling system |
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| CN107725450A (en) * | 2016-08-11 | 2018-02-23 | 佛山市顺德区美的电热电器制造有限公司 | A kind of blower control method, system and the electric equipment with cooling fan |
| CN108536259A (en) * | 2018-04-02 | 2018-09-14 | 郑州云海信息技术有限公司 | A kind of fan intelligent control method and system applied to server |
| CN110397611A (en) * | 2018-04-25 | 2019-11-01 | 硕天科技股份有限公司 | Sound volume control device suitable for uninterrupted power system |
| CN111290204A (en) * | 2018-12-06 | 2020-06-16 | 无锡视美乐激光显示科技有限公司 | Noise reduction system of laser projector and control method thereof |
| CN111475005A (en) * | 2020-03-19 | 2020-07-31 | 义乌工商职业技术学院 | Portable computer heat abstractor and control system |
| CN113094231A (en) * | 2021-04-06 | 2021-07-09 | 河南工业和信息化职业学院 | Computer fan control method, system, controller and storage medium |
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| WO2023043436A1 (en) * | 2021-09-15 | 2023-03-23 | Hewlett-Packard Development Company, L.P. | Ambient noise level detection |
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| CN105517419B (en) | 2019-03-01 |
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