CN1716160A - Switching power supply system and its method for automatic regulating circuit work power - Google Patents
Switching power supply system and its method for automatic regulating circuit work power Download PDFInfo
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- CN1716160A CN1716160A CN 200410062512 CN200410062512A CN1716160A CN 1716160 A CN1716160 A CN 1716160A CN 200410062512 CN200410062512 CN 200410062512 CN 200410062512 A CN200410062512 A CN 200410062512A CN 1716160 A CN1716160 A CN 1716160A
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- 230000001105 regulatory effect Effects 0.000 title abstract 3
- 238000012544 monitoring process Methods 0.000 claims abstract description 39
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- 230000008859 change Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 4
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Abstract
The switching type power supply system and method capable of regulating the circuit work power source automatically detects the use state of the host computer and turns on or off one double loop power source system automatically based on the setting of the user. The switching type power supply system includes one inducing and monitoring unit connected to the host computer to detect its operation state and output one detection value; one setting unit for setting one triggering condition value; one memory unit connected to the setting unit for storing the triggering condition value; one comparison unit connected to the memory unit and the inducing and monitoring unit to compare the detected value and the triggering condition value and to output one result signal; and one double loop power source system switching and regulating unit connected to the comparison unit and the converter to regulate the system for the on-off of the converter.
Description
Technical field
The present invention relates to a kind of switching power supply system and method thereof of automatic circuit working power, be particularly related to a kind of main frame that is applied to, and can adjust switching power supply system and method thereof that a pair of ring current system unit at least imported or cut off the number of converter automatically.
Background technology
Please refer to Fig. 1, be the circuit box synoptic diagram of existing switching power supply system.Wherein switching power supply system is to utilize pulse-length modulation (PWM) technology, promptly, be connected in direct current transducer 16 by pwm control circuit 18, and produce control signal in order to control the change action of direct current transducer 16 internal power switches, direct current transducer 16 is exported a direct current voltage DC by filter network 12 again and is used to computer system according to the power supply that the double-cricuit supply system unit (DPS) 17 that is connected in direct current transducer 16 provides.
In the computer system, technical now at present, the number of the double-cricuit supply system unit (DPS) that activates behind the computer system power-on has just determined not remake change.Therefore, no matter use the CPU (central processing unit) (CPU) of any specification to carry out the current loading variation that any software forms, the casing internal and external environment changes, the change in voltage that power supply is partly own or the load weight causes, the number that double-cricuit supply system unit (DPS) activates all can't be done any change, temperature variation to the wherein single group pulse width modulated PWM of electric system (POWER SYSTEM) of computing machine CPU (central processing unit) (CPU), the output quantity of electric current and the loss of overall power are all fixed, the utilization that can not do full blast with user's environment and outfit.
Summary of the invention
In view of the above problems, the invention provides and a kind ofly can be applied to main frame, and can or reduce switching power supply system and the method thereof that double-cricuit supply system unit (DPS) is opened number in order to dynamic auto increase, it has apparent raising for system consumption power and system temperature control.
To achieve these goals, the invention provides a kind of switching power supply system and method thereof of automatic circuit working power, by being connected in the induction monitor unit of main frame, detect CPU (central processing unit) (CPU) model, CPU (central processing unit) (CPU) power consumption rheologyization, casing inside and outside or specified point temperature variation, each change in voltage and the variation of load number in this main frame, and then be converted into a detecting value; This detecting value is sent to the comparing unit that is connected in this induction monitor unit, simultaneously, this comparing unit should the detecting value and the trigger condition value that the is stored in storage element processing of making comparisons, and exports a compare result signal and be sent to double-cricuit supply system switching adjustment unit; Wherein.The above-mentioned trigger condition value that is stored in storage element is carried out the setting action by setup unit.
In the above-mentioned explanation, double-cricuit supply system switching adjustment unit is according to this compare result signal, opens or close at least one double-cricuit supply system unit that is connected in this double-cricuit supply system switching adjustment unit automatically in order to dynamic real-time.
Use the switching power supply system and the method thereof of automatic circuit working power of the present invention, variation by induction monitor unit real-time monitoring computer host work state, when this variation reaches default adjustment trigger point, double-cricuit supply system switching adjustment unit of the present invention is can be according to this compare result signal, in order to dynamic auto unlatching or close a pair of ring current system unit at least, make single group pulse width modulated (PWM) output current, can more meet user's requirement, and reach the reduction temperature, the purpose that increases the service life perhaps reduces electric system (POWER SYSTEM) consumed power and reaches more purpose of power saving.
Further specify specific embodiments of the present invention below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the circuit box synoptic diagram of existing switching power supply system;
Fig. 2 is the circuit box synoptic diagram of the switching power supply system of automatic circuit working power of the present invention; And
Fig. 3 is the method step process flow diagram of automatic circuit working power of the present invention.
Wherein, Reference numeral:
The 12-filter network
The 14-potential-divider network
The 16-direct current transducer
17-double-cricuit supply system unit
The 18-PWM control circuit
The switching power supply system of 2-automatic circuit working power
22-induction monitor unit
The 23-storage element
The 24-comparing unit
The 25-setup unit
26-double-cricuit supply system switching adjustment unit
At least one double-cricuit supply system unit of 28-
The 3-main frame
The 4-PWM control circuit
The 5-converter
Embodiment
Please refer to Fig. 2, be the circuit box synoptic diagram of the switching power supply system of automatic circuit working power of the present invention.The present invention has disclosed a kind of switching power supply system 2 of automatic circuit working power, be used for adjusting the working power of a converter 5, simultaneously by a pwm control circuit 4, control the change action of this converter 5, to provide a direct current power supply, include: an induction monitor unit 22, a comparing unit 24, a double-cricuit supply system switching adjustment unit 26, at least one double-cricuit supply system unit 28, a storage element 23 and a setup unit 25 to a main frame 3.
In Fig. 2, wherein induction monitor unit 22 is connected in this main frame 3, in order to detecting the duty of this main frame 3, and exports a detecting value.Setup unit 25 is connected in this storage element 23, in order to setting a trigger condition value, and this trigger condition value is stored in storage element 23.In the above-mentioned explanation, this trigger condition value is in order to adjust the trigger condition value that the double-cricuit supply system unit activated or closed number.Comparing unit 24 is connected in this induction monitor unit 22 and this storage element 23, receives detecting value that is sent by this induction monitor unit 22 and the trigger condition value that is stored in storage element 23, compares simultaneously and handles action, and export a compare result signal.Double-cricuit supply system switching adjustment unit 26 is connected in this comparing unit 24, and be connected to this converter 5 by at least one double-cricuit supply system unit 28, system receives the compare result signal that is sent by comparing unit 24, according to this compare result signal in order to dynamic auto activation or close the number of a pair of ring current system unit 28 at least, use to offer converter 5, make converter 5 can more efficiently provide electric power to main frame 3.
In Fig. 2, this induction monitor unit 22 includes an inductor (not indicating) and a monitoring module (not indicating), wherein this inductor can be any one voltage sensor, current inductor, temperature inductor or load-sensing device etc.., this monitoring module can be voltage monitoring module, current monitoring module, monitoring temperature module or load monitoring module etc..Induction monitor unit 22 is connected in a key point (not indicating) of main frame 3 by this this inductor, operation state values in order to detecting main frame 3, and cooperating monitoring module to carry operative scenario in order to the weight of voltage, electric current, temperature or the program of timely supervisory control comuter main frame 3, the real-time then reacting condition with this state is given system.
In the above-mentioned explanation, induction monitor unit 22 can be made up of at least one inductor (not indicating) and at least one monitoring module (not indicating), wherein those inductors are voltage sensor, current inductor, temperature inductor and load-sensing device etc.., those monitoring modules are voltage monitoring module, current monitoring module, monitoring temperature module and load monitoring module etc..Induction monitor unit 22 is connected in the multiple key point of main frame 3 by those inductors, so that the variation of Ling Min detecting main frame 3 runtime environments more, and cooperation monitoring module separately, carry operative scenario in order to the voltage on the real-time supervisory control comuter main frame 3, electric current, temperature and program weight, the real-time then reacting condition with these states is given system.
In Fig. 2, the user can be in when start the trigger condition value by setup unit 25 initialization systems, and can be, and the trigger condition value of setting is stored in the storage element 23 according to the combination of the multiple trigger condition value of different requirements set.In use subsequently, system can pass through comparing unit 24, and according to the detecting value that the combination of trigger condition value and the inductor of user's setting are collected system status signal, differentiating at this moment, the number of double-cricuit supply system unit 28 should increase or reduce.
Under any operating system, when main frame 3 needs to handle a heavily loaded program, or main frame 3 is when needing to handle for a long time a program, and the demand that a plurality of double-cricuit supply system units 28 satisfy big electric current can be opened according to demand automatically by system.When system is replied just often, when perhaps routine processes finishes, system just can recall to the number that original double-cricuit supply system unit 28 is opened, reach purpose of power saving, whole work handoff procedure needn't rely on software processes, the main frame 3 of yet need not resetting, handoff procedure can not influence the program of handling.
The present invention also separately the serviceability temperature inductor cooperate the monitoring temperature module, use in order to form a temperature monitor, when the power switch MOS temperature in single group pulse width modulated PWM control transformation device 5 is too high, system can open untapped double-cricuit supply system unit 28 automatically, the electric current that single group pulse width modulated PWM is flowed through descends, and can make that power switch MOS temperature is descended.When the power switch MOS temperature in the pulse width modulation (PWM) control transformation device 5 was lower than design temperature, double-cricuit supply system switching adjustment unit 26 can be closed 28 outputs of unnecessary double-cricuit supply system unit.Reaction time of the present invention is fast, and does not have compatibility issue and revise under any operating system or when setting inductor, the main frame 3 of must not resetting just can be finished and set action, therefore can reach stable and the most best effect.
Please refer to Fig. 3, be the method step process flow diagram of automatic circuit working power of the present invention.The method step of automatic circuit frequency of operation of the present invention is as follows: at first, activate an induction monitor cell S 100; Then, setting at least, a pair of ring current system unit switches a trigger condition value S102 who adjusts; Then, the duty of induction in real time and monitoring one main frame and obtain a detecting value S104 of this main frame duty; Again, the detecting value S106 of real-time relatively this trigger condition value and this main frame duty; At last, adjust the number that those double-cricuit supply system units import or cut off in real time,, realize by a double-cricuit supply system switching adjustment unit according to this comparative result.
Cooperate Fig. 2, again with reference to figure 3, this induction monitor unit 22 includes inductor (not indicating) and monitoring module (not indicating), wherein this inductor is voltage sensor, current inductor, temperature inductor or load-sensing device etc.. or their combination, and inductor all is combined with its monitoring module separately, in order to real-time supervisory control comuter main frame 3 and export the detecting value.This monitoring module is voltage monitoring module, current monitoring module, monitoring temperature module or load monitoring module etc..
In above-mentioned setting trigger condition step, the trigger condition value can be set according to the single trigger condition value of single inductor, also can set according at least one trigger condition value of at least one inductor.And, can be before system dispatches from the factory, to preestablish the opportunity of setting trigger condition value, and be stored in the storage element 23 of computer system, or, when the user starts shooting, at any time according to circumstances set by the user, and be stored in the storage element 23 of computer system.
In the number step that those double-cricuit supply system units of above-mentioned adjustment import or cut off, the number that whether should adjust double-cricuit supply system unit 28 is at this moment differentiated in the processing of making comparisons of the trigger condition value that system sets according to the user and the detecting value of induction monitor unit 22 outputs.Wherein this adjustment double-cricuit supply system unit 28 can carry out two-way adjustment, promptly open or close, double-cricuit supply system unit 28 numbers can be one, or it is a plurality of, certainly, when if working environment changes no show trigger condition value, the number that then keeps former double-cricuit supply system unit 28 to open.
In sum, the switching power supply system of automatic circuit working power of the present invention and method thereof provide a kind of and can be applied to main frame 3 and can or reduce switching power supply system and the method thereof that double-cricuit supply system unit (DPS) is opened number in order to dynamic auto increase.The present invention has the apparent raising that lands for the control of system power consumption and system temperature.
Above said content only is the present invention's preferred embodiment wherein, is not to be used for limiting practical range of the present invention; Be all equivalent variations and modifications of carrying out according to the present invention's design, the protection domain that is all claim of the present invention is contained.
Claims (13)
1. the switching power supply system of an automatic circuit working power is used for adjusting the working power of a converter, simultaneously by a pwm control circuit, control the change action of this converter, to provide a direct current power supply to a main frame, it is characterized in that, include:
One induction monitor unit is connected in this main frame, in order to detecting the duty of this host computer, and exports a detecting value;
One setup unit can be set a trigger condition value, in order to adjust circuit work power;
One storage element is connected in this setup unit, in order to store this trigger condition value;
One comparing unit is connected in this storage element and this induction monitor unit, should detecting value and this trigger condition value in order to comparison process, and export a compare result signal; And
One double-cricuit supply system switching adjustment unit, be connected in this comparing unit, and be connected to this converter by at least one double-cricuit supply system unit, receive this compare result signal, according to this compare result signal, import or cut off this converter simultaneously in order to adjust those double-cricuit supply system units.
2. the switching power supply system of the described automatic circuit working power of claim 1 is characterized in that, this induction monitor unit includes: at least one inductor and at least one monitoring module.
3. the switching power supply system of automatic circuit working power as claimed in claim 2 is characterized in that, those inductors can be all kinds of combinations in a voltage sensor, a current inductor, a temperature inductor and the load-sensing device.
4. the switching power supply system of automatic circuit working power as claimed in claim 2 wherein is characterised in that, this monitoring module can be all kinds of combinations of a voltage monitoring module, a current monitoring module, a monitoring temperature module and a load monitoring module.
5. the switching power supply system of automatic circuit working power as claimed in claim 1 is characterized in that, this induction monitor unit includes: an inductor and a monitoring module.
6. the switching power supply system of automatic circuit working power as claimed in claim 5 is characterized in that, this inductor can be a voltage sensor, a current inductor, a temperature inductor or a load-sensing device.
7. the switching power supply system of automatic circuit working power as claimed in claim 5 is characterized in that, this monitoring module can be a voltage monitoring module, a current monitoring module, a monitoring temperature module or a load monitoring module.
8. the method for an automatic circuit working power is used for adjusting the frequency of operation of a converter, simultaneously by a pwm control circuit, controls the change action of this converter, to provide a direct current power supply to a main frame, includes the following step:
Activate an induction monitor unit;
Setting at least, a pair of ring current system unit switches adjustment one trigger condition value;
Respond in real time and the duty of monitoring this main frame, and obtain a detecting value of this host computer duty;
This detecting value of real-time relatively this trigger condition value and this main frame duty; And
Adjust the number that this double-cricuit supply system unit imports or cuts off in real time,, realize by a double-cricuit supply system switching adjustment unit according to this comparative result.
9. the method for automatic circuit working power as claimed in claim 8 is characterized in that, sets this trigger condition value step, for setting a single trigger condition value of a single inductor.
10. the method for automatic circuit working power as claimed in claim 8 is characterized in that, sets this trigger condition value step, for setting at least one trigger condition value of at least one inductor.
11. the method for automatic circuit working power as claimed in claim 8 is characterized in that, sets this trigger condition value step, for preestablishing before dispatching from the factory in the storage element that is stored in computer system.
12. the method for automatic circuit working power as claimed in claim 8 is characterized in that, sets this trigger condition value step, is set at any time by the user during for start, and is stored in the storage element of computer system.
13. the method for automatic circuit working power as claimed in claim 8 is characterized in that, adjusts the step that this double-cricuit supply system unit imported or cut off number in real time, is the adjustment of opening or closing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100625127A CN1329797C (en) | 2004-06-30 | 2004-06-30 | Switching power supply system and its method for automatic regulating circuit work power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100625127A CN1329797C (en) | 2004-06-30 | 2004-06-30 | Switching power supply system and its method for automatic regulating circuit work power |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1716160A true CN1716160A (en) | 2006-01-04 |
| CN1329797C CN1329797C (en) | 2007-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100625127A Expired - Lifetime CN1329797C (en) | 2004-06-30 | 2004-06-30 | Switching power supply system and its method for automatic regulating circuit work power |
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| CN (1) | CN1329797C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347633A (en) * | 2010-08-03 | 2012-02-08 | 联想(北京)有限公司 | Power supply module and power supply system |
| CN102866756A (en) * | 2011-07-04 | 2013-01-09 | 技嘉科技股份有限公司 | Feed-forward control system for pulse current and control method thereof |
| CN101826795B (en) * | 2009-03-02 | 2013-06-19 | 华硕电脑股份有限公司 | Power conversion device and method |
| CN102866756B (en) * | 2011-07-04 | 2016-12-14 | 技嘉科技股份有限公司 | The feedforward control system of pulse current and control method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150277530A1 (en) * | 2014-03-28 | 2015-10-01 | Intel Corporation | Dynamic power supply unit rail switching |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5420777A (en) * | 1993-06-07 | 1995-05-30 | Nec Corporation | Switching type DC-DC converter having increasing conversion efficiency at light load |
| KR960025829U (en) * | 1994-12-21 | 1996-07-22 | Inverter circuit | |
| US6320772B1 (en) * | 1999-05-26 | 2001-11-20 | Matsushita Electric Industrial Co., Ltd. | Converter circuit having control means with capability to short-circuit converter output |
| KR100387380B1 (en) * | 2000-09-08 | 2003-06-19 | 박준호 | Switching mode power supply with high efficiency |
-
2004
- 2004-06-30 CN CNB2004100625127A patent/CN1329797C/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101826795B (en) * | 2009-03-02 | 2013-06-19 | 华硕电脑股份有限公司 | Power conversion device and method |
| CN102347633A (en) * | 2010-08-03 | 2012-02-08 | 联想(北京)有限公司 | Power supply module and power supply system |
| CN102347633B (en) * | 2010-08-03 | 2013-12-25 | 联想(北京)有限公司 | Power supply module and power supply system |
| US9703363B2 (en) | 2010-08-03 | 2017-07-11 | Lenovo (Beijing) Limited | Power supply module and power supply system with sequential smart activation/deactivation based on load |
| CN102866756A (en) * | 2011-07-04 | 2013-01-09 | 技嘉科技股份有限公司 | Feed-forward control system for pulse current and control method thereof |
| CN102866756B (en) * | 2011-07-04 | 2016-12-14 | 技嘉科技股份有限公司 | The feedforward control system of pulse current and control method thereof |
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| Publication number | Publication date |
|---|---|
| CN1329797C (en) | 2007-08-01 |
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