CN106338698A - Computer power supply fault detection system - Google Patents
Computer power supply fault detection system Download PDFInfo
- Publication number
- CN106338698A CN106338698A CN201610748202.3A CN201610748202A CN106338698A CN 106338698 A CN106338698 A CN 106338698A CN 201610748202 A CN201610748202 A CN 201610748202A CN 106338698 A CN106338698 A CN 106338698A
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- Prior art keywords
- power supply
- voltage
- circuit
- computer power
- magnitude
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
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- General Physics & Mathematics (AREA)
- Power Sources (AREA)
Abstract
The invention relates to a computer power supply fault detection system, relates to the field of computer power supply fault detection, and can detect computer power supply faults and take a power-off measure in time. The computer power supply fault detection system comprises a voltage acquisition circuit, an A/D converting circuit, a control circuit and a circuit breaker. The voltage acquisition signal output end of the voltage acquisition circuit is connected with the voltage acquisition signal input end of the A/D converting circuit; the voltage acquisition signal output end of the A/D converting circuit is connected with the voltage acquisition signal input end of the control circuit; and the control signal output end of the control circuit is connected with the control signal input end of the circuit breaker. By detecting voltage parameters under the computer power supply operating state, whether a computer is in a normal operating state is judged; and once the computer is in an abnormal operating state, the circuit breaker is controlled to carry out power-off operation immediately.
Description
Technical field
The present invention relates to computer power supply field of fault detection.
Background technology
Computer has become as requisite instrument in people's daily life, either obtains news information, still enters
Row scientific research is created, and is required in many cases relying on computer to realize.And when during people's routine use computer
The problem of power failure often can occur, the electricity when power consumption is excessive, required for the power output of power supply can be led to cannot to meet
During pressure power, arise that the situation of short interruption, when if just taking measures when there is above-mentioned situation being
In evening, accordingly, it would be desirable to a kind of process of computer power supply fault detect, anticipation in advance can be carried out to power failure.
There are the system and method that many can be detected to power failure at present, but mostly all simply end in detection
To power failure, manual operation is then needed for the power-off measure subsequently taken, when computer nearby nobody when, then even if
Detection be out of order also correspond to useless.
Content of the invention
The technical problem to be solved is to provide a kind of computer power supply fault detection system, can be to computer
Power failure is detected and is taken power-off measure in time.
The technical scheme is that a kind of computer power supply fault detection system, it wraps
Include voltage collection circuit, a/d change-over circuit, control circuit and disconnect switch, the voltage acquisition signal of described voltage collection circuit
Output end is connected with the voltage acquisition signal input part of a/d change-over circuit, the voltage acquisition signal output part of a/d change-over circuit with
The connection of voltage acquisition signal input part, the control signal output end of control circuit and the control signal of disconnect switch of control circuit
Input connects；
Voltage collection circuit, for the voltage parameter under collecting computer power supply running status；
A/d change-over circuit, the voltage parameter for sending to voltage collection circuit carries out analog-to-digital conversion；
Control circuit, refers to for the voltage parameter under computer power supply running status is analyzed with generation control after processing
Order；
Disconnect switch, for the generation action when control circuit sends the control instruction cut off the electricity supply and to cut off calculating dynamo-electric
Source.
The invention has the beneficial effects as follows: computer power supply fault detection system of the present invention is by computer power supply
Voltage parameter under running status is detected, and then judges whether this computer-chronograph is in normal operating condition, once going out
During existing improper running status, control disconnect switch execution de-energizing actions immediately, to ensure personal safety as well as the property safety, can not only
Fault is detected additionally it is possible to react in time.
On the basis of technique scheme, the present invention can also do following improvement.
Further, the control module realized containing software inside described control circuit, described control module includes:
Magnitude of voltage presetting module, for presetting the magnitude of voltage under computer power supply normal operating condition；
Magnitude of voltage comparison module, for entering the magnitude of voltage under current computer power supply running status and default magnitude of voltage
Row compares；
Directive generation module, the comparative result according to magnitude of voltage generates corresponding control instruction.
Beneficial effect using above-mentioned further scheme is: by running the magnitude of voltage under current operating conditions with normal
Magnitude of voltage under state is compared, and then knows whether current operating conditions are normal operating condition, when voltage occurs extremely
When, can know in advance and take action.
Further, the control instruction generating in described directive generation module includes:
Magnitude of voltage phase under magnitude of voltage under current computer power supply running status and computer power supply normal operating condition
Meanwhile, generate the control instruction of disconnect switch prohibited acts；
Magnitude of voltage under current computer power supply running status and the magnitude of voltage under computer power supply normal operating condition are not
When identical, generate the control instruction of disconnect switch action immediately.
Beneficial effect using above-mentioned further scheme is: when current computer is in normal operating condition, need not be to meter
Calculate electromechanical source and take any operation, when being in abnormal operational conditions, cut off the electricity supply in time.
Further, described system also includes display circuit (5), the display signal input part of described display circuit (5) and control
The display signal output part of circuit processed connects.
Beneficial effect using above-mentioned further scheme is: fault can be shown, enable a user to obtain in time
Know the running status of power supply.
Further, described system also includes warning circuit (6), the alarm signal input of described warning circuit (6) and control
The display signal output part of circuit processed connects.
Beneficial effect using above-mentioned further scheme is: by warning circuit (6) to computer user or periphery people
Member is reported to the police, to realize warning function.
Further, described warning circuit (6) adopts audio alert or buzzing to report to the police and realize.
Brief description
Fig. 1 is the principle schematic of the computer power supply fault detection system described in the embodiment of the present invention；
Fig. 2 is the principle schematic of the control circuit 3 described in the embodiment of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows:
1st, voltage collection circuit, 2, a/d change-over circuit, 3, control circuit, 4, disconnect switch, 5, display circuit, 6, report to the police
Circuit, 7, magnitude of voltage presetting module, 8, magnitude of voltage comparison module, 9, directive generation module.
Specific embodiment
Below in conjunction with accompanying drawing, the principle of the present invention and feature are described, example is served only for explaining the present invention, and
Non- for limiting the scope of the present invention.
Embodiment 1
As shown in figure 1, the present embodiment proposes a kind of computer power supply fault detection system, described system includes voltage and adopts
Collector 1, a/d change-over circuit 2, control circuit 3 and disconnect switch 4, the voltage acquisition signal output of described voltage collection circuit 1
End is connected with the voltage acquisition signal input part of a/d change-over circuit 2, the voltage acquisition signal output part of a/d change-over circuit 2 and control
The voltage acquisition signal input part of circuit 3 processed connects, the control letter of the control signal output end of control circuit 3 and disconnect switch 4
Number input connects；
Voltage collection circuit 1, for the voltage parameter under collecting computer power supply running status；
A/d change-over circuit 2, the voltage parameter for sending to voltage collection circuit 1 carries out analog-to-digital conversion；
Control circuit 3, controls for being analyzed to the voltage parameter under computer power supply running status generating after processing
Instruction；
Disconnect switch 4, for the generation action when control circuit 3 sends the control instruction cut off the electricity supply and cut off computer
Power supply.
Preferably, described system also includes display circuit 5, the display signal input part of described display circuit 5 and control electricity
The display signal output part on road 3 connects.Fault is shown, enables a user to know the running status of power supply in time.
Preferably, described system also includes warning circuit 6, the alarm signal input of described warning circuit 6 and control electricity
The display signal output part on road 3 connects.By warning circuit 6, computer user or periphery personnel are reported to the police, to realize
Warning function.Described warning circuit 6 adopts audio alert or buzzing to report to the police and realize.
Be more than by magnitude of voltage judge computer power supply system whether there is fault, implement process as shown in Fig. 2
The control module realized containing software inside described control circuit 3, described control module includes:
Magnitude of voltage presetting module 7, for presetting the magnitude of voltage under computer power supply normal operating condition；
Magnitude of voltage comparison module 8, for by the magnitude of voltage under current computer power supply running status and default magnitude of voltage
It is compared；
Directive generation module 9, the comparative result according to magnitude of voltage generates corresponding control instruction, particularly as follows:
Magnitude of voltage phase under magnitude of voltage under current computer power supply running status and computer power supply normal operating condition
Meanwhile, generate the control instruction of disconnect switch 4 prohibited acts；
Magnitude of voltage under current computer power supply running status and the magnitude of voltage under computer power supply normal operating condition are not
When identical, generate the control instruction of disconnect switch 4 action immediately.
By being compared the magnitude of voltage under current operating conditions with the magnitude of voltage under normal operating condition, and then know
Whether current operating conditions are normal operating condition, when voltage abnormal, can know in advance and take action.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (6)
1. a kind of computer power supply fault detection system is it is characterised in that it includes voltage collection circuit (1), a/d change-over circuit
(2), control circuit (3) and disconnect switch (4), the voltage acquisition signal output part of described voltage collection circuit (1) is changed with a/d
The connection of voltage acquisition signal input part, the voltage acquisition signal output part of a/d change-over circuit (2) and the control circuit of circuit (2)
(3) voltage acquisition signal input part connects, the control letter of the control signal output end of control circuit (3) and disconnect switch (4)
Number input connects；
Voltage collection circuit (1), for the voltage parameter under collecting computer power supply running status；
A/d change-over circuit (2), the voltage parameter for sending to voltage collection circuit (1) carries out analog-to-digital conversion；
Control circuit (3), refers to for the voltage parameter under computer power supply running status is analyzed with generation control after processing
Order；
Disconnect switch (4), for the generation action when control circuit (3) sends the control instruction cut off the electricity supply and cut off computer
Power supply.
2. a kind of computer power supply fault detection system according to claim 1 is it is characterised in that described control circuit
(3) the internal control module realized containing software, described control module includes:
Magnitude of voltage presetting module (7), for presetting the magnitude of voltage under computer power supply normal operating condition；
Magnitude of voltage comparison module (8), for entering the magnitude of voltage under current computer power supply running status and default magnitude of voltage
Row compares；
Directive generation module (9), the comparative result according to magnitude of voltage generates corresponding control instruction.
3. a kind of computer power supply fault detection system according to claim 2 is it is characterised in that described instruction generates mould
The control instruction generating in block (9) includes:
When magnitude of voltage under current computer power supply running status is identical with the magnitude of voltage under computer power supply normal operating condition,
Generate the control instruction of disconnect switch (4) prohibited acts；
Magnitude of voltage under current computer power supply running status and the magnitude of voltage under computer power supply normal operating condition differ
When, generate the control instruction of disconnect switch (4) action immediately.
4. a kind of computer power supply fault detection system according to claim 3 is it is characterised in that this system also includes showing
Show circuit (5), the display signal input part of described display circuit (5) is connected with the display signal output part of control circuit (3).
5. a kind of computer power supply fault detection system according to claim 4 is it is characterised in that this system also includes reporting
Alert circuit (6), the alarm signal input of described warning circuit (6) is connected with the display signal output part of control circuit (3).
6. a kind of computer power supply fault detection system according to claim 5 is it is characterised in that described warning circuit
(6) audio alert or buzzing is adopted to report to the police and realize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610748202.3A CN106338698A (en) | 2016-08-28 | 2016-08-28 | Computer power supply fault detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610748202.3A CN106338698A (en) | 2016-08-28 | 2016-08-28 | Computer power supply fault detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106338698A true CN106338698A (en) | 2017-01-18 |
Family
ID=57822726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610748202.3A Pending CN106338698A (en) | 2016-08-28 | 2016-08-28 | Computer power supply fault detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106338698A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440833A (en) * | 2019-09-03 | 2019-11-12 | 中核核电运行管理有限公司 | Chromacoder and signal transducer card |
| CN110687472A (en) * | 2019-11-08 | 2020-01-14 | 腾讯科技（深圳）有限公司 | Power supply monitoring device, electronic equipment, power supply monitoring method and storage medium |
| CN114325287A (en) * | 2022-01-04 | 2022-04-12 | 深圳市永联科技股份有限公司 | Power MOS manages fault detection's circuit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101195346A (en) * | 2006-12-08 | 2008-06-11 | 研华股份有限公司 | Vehicle mounted electric power monitoring method |
| CN201311634Y (en) * | 2008-12-03 | 2009-09-16 | 东莞市金翔电器设备有限公司 | Computer power source tester with voice broadcast function |
| CN101614795A (en) * | 2009-07-21 | 2009-12-30 | 北京中纺锐力机电有限公司 | A kind of default-phase signal detection circuit for three-phase power |
| CN101923146A (en) * | 2009-06-11 | 2010-12-22 | 鸿富锦精密工业（深圳）有限公司 | Power supply test control device |
| CN202133763U (en) * | 2011-06-30 | 2012-02-01 | 陈洪光 | Power supply fault detection information system |
| CN102375129A (en) * | 2010-08-17 | 2012-03-14 | 鸿富锦精密工业（深圳）有限公司 | Power supply testing circuit |
-
2016
- 2016-08-28 CN CN201610748202.3A patent/CN106338698A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101195346A (en) * | 2006-12-08 | 2008-06-11 | 研华股份有限公司 | Vehicle mounted electric power monitoring method |
| CN201311634Y (en) * | 2008-12-03 | 2009-09-16 | 东莞市金翔电器设备有限公司 | Computer power source tester with voice broadcast function |
| CN101923146A (en) * | 2009-06-11 | 2010-12-22 | 鸿富锦精密工业（深圳）有限公司 | Power supply test control device |
| CN101614795A (en) * | 2009-07-21 | 2009-12-30 | 北京中纺锐力机电有限公司 | A kind of default-phase signal detection circuit for three-phase power |
| CN102375129A (en) * | 2010-08-17 | 2012-03-14 | 鸿富锦精密工业（深圳）有限公司 | Power supply testing circuit |
| CN202133763U (en) * | 2011-06-30 | 2012-02-01 | 陈洪光 | Power supply fault detection information system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440833A (en) * | 2019-09-03 | 2019-11-12 | 中核核电运行管理有限公司 | Chromacoder and signal transducer card |
| CN110687472A (en) * | 2019-11-08 | 2020-01-14 | 腾讯科技（深圳）有限公司 | Power supply monitoring device, electronic equipment, power supply monitoring method and storage medium |
| CN114325287A (en) * | 2022-01-04 | 2022-04-12 | 深圳市永联科技股份有限公司 | Power MOS manages fault detection's circuit |
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Application publication date: 20170118 |