Thermal module and method for controlling heat-dissipation wind amount thereof
A thermal module and method for controlling heat-dissipation wind amount thereof is provided. The thermal module is figured in an electronic apparatus having a first heat source and a second heat source. The thermal module includes at least a first wind outlet, a second wind outlet and a first wind-amount adjuster. The first wind outlet is for providing a first wind amount to the first heat source while the second wind outlet is for providing a second wind amount to the second heat source. The first wind-amount adjuster, disposed at the first wind outlet, is for adjusting the first wind amount according to temperature of the first heat source and the second heat source.
1. A thermal module, disposed in an electronic apparatus, the electronic apparatus having a first heat source and a second heat source, the thermal module comprising:
a first wind outlet, for providing a first wind amount to the first heat source;
a second wind outlet, for providing a second wind amount to the second heat source; and
a first wind-amount adjuster, disposed at the first wind outlet, for adjusting the first wind amount according to temperature of the first heat source and the second heat source;
wherein the first wind-amount adjuster adjusts an opening of the first wind outlet according to a temperature ratio of temperatures of the first heat source and the second heat source to obtain a predetermined ratio of the first wind amount and the second wind amount corresponding to the temperature ratio; wherein when the temperature ratio of temperatures of the first heat source and the second heat source is increased, the predetermined ratio of the first wind amount and the second wind amount corresponding to the temperature ratio is increased.
2. The thermal module according to claim 1 , wherein the first wind-amount adjuster comprises a first gate for adjusting the size of the first wind outlet.
3. The thermal module according to claim 1 , wherein the electronic apparatus comprises a control unit for outputting a control signal according to the temperatures of the first heat source and the second heat source, and the first wind-amount adjuster adjusts the first wind amount according to the control signal.
4. The thermal module according to claim 1 , further comprising a second wind-amount adjuster disposed at the second wind outlet for adjusting the second wind amount according to the temperatures of the first heat source and the second heat source.
5. The thermal module according to claim 4 , wherein the second wind-amount adjuster comprises a second gate for adjusting the size of the second wind outlet.
6. An electronic apparatus, comprising:
a first heat source and a second heat source;
a thermal module, comprising at least:
a first wind outlet, for providing a first wind amount for the first heat source;
a second wind outlet, for providing a second wind amount for the second heat source; and
a first wind-amount adjuster, disposed at the first wind outlet, for adjusting the first wind amount; and
a control unit, for controlling the first wind-amount adjuster to adjust the first wind amount according to temperatures of the first heat source and the second heat source
wherein the control unit controls the first wind-amount adjuster to adjust an opening of the first wind outlet according to a temperature difference of temperatures of the first heat source and the second heat source to obtain a predetermined ratio of the first wind amount and the second wind amount corresponding to the temperature difference; wherein when the temperature difference of temperatures of the first heat source and the second heat source is increased, the predetermined ratio of the first wind amount and the second wind amount corresponding to the temperature difference is increased.
7. The electronic apparatus according to claim 6 , wherein the first heat source is a central processing unit (CPU), a hard disk, a chipset, a light bulb or another heat-generating device.
8. The electronic apparatus according to claim 6 , wherein the second heat source is a central processing unit (CPU), a hard disk, a chipset, a light bulb or another heat-generating device.
9. The electronic apparatus according to claim 6 , wherein the first wind-amount adjuster comprises a first gate for adjusting the size of the first wind outlet.
10. The electronic apparatus according to claim 6 , wherein the control unit is a thermal integrated circuit.
11. The electronic apparatus according to claim 6 , wherein the electronic apparatus is a notebook computer, a desktop computer, a projector, a server, or a power supply.
12. The electronic apparatus according to claim 6 , wherein the thermal module further comprises a second wind-amount adjuster disposed at the second wind outlet for adjusting the second wind amount according to the control unit.
13. The electronic apparatus according to claim 12 , wherein the second wind-amount adjuster comprises a second gate, for adjusting the size of the second wind outlet.
14. A method for controlling heat-dissipation wind amount, applied in an electronic apparatus, the electronic apparatus using a thermal module to respectively provide a first wind amount and a second wind amount for a first heat source and a second heat source, the method comprising:
detecting a first operation temperature of the first heat source and a second operation temperature of the second heat source;
calculating a temperature ratio or difference of the first operation temperature and the second operation temperature; and
adjusting at least the first wind amount according to the temperature ratio or difference to obtain a predetermined ratio of the first wind amount and the second wind amount corresponding to the temperature ratio or difference; wherein when the temperature ratio or difference of the first operation temperature and the second operation temperature is increased, the predetermined ratio of the first wind amount and the second wind amount corresponding to the temperature ratio or difference is increased.
15. The method according to claim 14 , wherein the step of adjusting at least the first wind amount further comprises adjusting the second wind amount according to the temperature ratio or difference of the first operation temperature and the second operation temperature.
16. The method according to claim 14 , wherein the thermal module comprises a first wind outlet for providing the first wind amount and the step of adjusting at least the first wind amount comprises changing the size of the first wind outlet to adjust the first wind amount.
17. The method according to claim 16 , wherein the step of adjusting at least the first wind amount comprises adjusting the first wind amount by changing the position of a first gate disposed at the first wind outlet.