CN109739330A - A kind of system detecting power supply mixed insertion - Google Patents
A kind of system detecting power supply mixed insertion Download PDFInfo
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- CN109739330A CN109739330A CN201811621794.8A CN201811621794A CN109739330A CN 109739330 A CN109739330 A CN 109739330A CN 201811621794 A CN201811621794 A CN 201811621794A CN 109739330 A CN109739330 A CN 109739330A
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- power supply
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Abstract
The invention proposes a kind of systems for detecting power supply mixed insertion, including BMC, IC chip, resistance RO, R1, R2 and R3, the first detection power supply and the second detection power supply；Wherein, a termination 3.3V voltage of R0, other end connect the first PIN interface of the first detection power supply；A termination 3.3V voltage of R1；Other end connects the 2nd PIN interface of the second detection power supply；One end of R2 is grounded, and other end connects the first PIN interface of the first detection power supply；One end of R3 is grounded, and other end connects the 2nd PIN interface of the second detection power supply；In addition, the output of the first PIN interface voltage and the 2nd PIN interface voltage as IC chip, output connection BMC.The present invention electric resistance partial pressure and voltage sample judgement design in hardware design, while BMC judges whether to alarm according to sampled data judging result.Power supply mixed insertion can be effectively avoided under any application scenarios of server guaranteeing power supply, avoid system false alarm or other failures from occurring, promote reliability.
Description
Technical field
The present invention relates to server redundancy power detecting technical field, specifically provide a kind of detection power supply mixed insertion is
System.
Background technique
Redundant power is to be made of two duplicate power supplys, for one of server power supply by chip control
Power supply processed carries out load balancing, and when a power supply breaks down, another power supply can take over its work at once, in replacement electricity
It behind source, and is that two power supplys cooperate.Redundant power is the high availability in order to realize server system.Server power supply is superfluous
Complementary work can already belong to an important leverage of server power supply reliability, but identical port is needed to pay attention to while redundancy not
With the power supply mixed insertion problem of design, different parameters is avoided to cause power supply alarming or failure.
The control of redundant power module at present is all by normal production ways human control, without automatic identification and identification
Alarm scheme, and there is no management and control measures at research and development laboratory, client laboratory or client's computer room.Human control and control model
Enclose it is small, once mixed insertion bring false alarm or other failures occur timely and effective can not solve, waste of manpower and financial resources.
Summary of the invention
For disadvantage mentioned above, the embodiment of the present invention proposes a kind of system for detecting power supply mixed insertion.
The embodiment of the present invention proposes a kind of system for detecting power supply mixed insertion, comprising: BMC, IC chip, resistance RO, resistance
R1, resistance R2, resistance R3, the first detection power supply and the second detection power supply；
First PIN of pull-up voltage in one end connection first of the resistance R0, other end connection the first detection power supply connects
Mouthful；Pull-up voltage in one end connection second of the resistance R1；2nd PIN interface of other end connection the second detection power supply；
One end of the resistance R2 is grounded, the first PIN interface of other end connection the first detection power supply；The resistance R3
One end ground connection, other end connection second detection power supply the 2nd PIN interface；
The first PIN interface is connected with the first input end of IC chip；The second of the 2nd PIN interface and IC chip
Input terminal is connected；The output end of the IC chip is connected with BMC；
The IC chip be used for the voltage of the first PIN interface voltage and the 2nd PIN interface that receive carry out conversion and
Compare, and the result after comparison is defeated by out BMC；The BMC is judged and executes corresponding operating.
Further, pull-up voltage is 3.3V on described first；Pull-up voltage is 3.3V on described second.
Further, the resistance value of the resistance R0 is equal to the resistance value of the resistance R1.
Further, the resistance value of the resistance R0 and the resistance value of the resistance R1 are 10K Ω.
Further, if the output voltage of the first detection power supply and the second detection power supply is identical, the resistance value etc. of R2
In the resistance value of R3；The resistance value of the resistance R2 and resistance R3 is n*1K Ω；The n is positive integer；
If the output voltage of the first detection power supply and the second detection power supply is not identical, the resistance value of resistance R2 is not equal to
The resistance value of resistance R3.
Further, the voltage of collected first PIN interface and the 2nd PIN interface is converted into 16 by the IC chip
Then system compares the size of hexadecimal first PIN interface voltage and the 2nd PIN interface voltage, if the first PIN interface
Equal to the 2nd PIN interface voltage, then IC chip exports high level to BMC；If the first PIN interface is not equal to the 2nd PIN interface
Voltage, then IC chip exports low level to BMC.
Further, if BMC receives high level；Then it is not processed；
If BMC receives low level；The first detection power supply is then recorded in BMC and the second detection power supply mismatches
Log, while and lighting the described first malfunction indicator lamp for detecting power supply and the second detection power supply.
The effect provided in summary of the invention is only the effect of embodiment, rather than invents all whole effects, above-mentioned
A technical solution in technical solution have the following advantages that or the utility model has the advantages that
The embodiment of the present invention propose it is a kind of detect power supply mixed insertion system, the system include BMC, IC chip, resistance RO,
Resistance R1, resistance R2, resistance R3, the first detection power supply and the second detection power supply；Wherein, the first pull-up of one end connection of resistance R0
Voltage, the first PIN interface of other end connection the first detection power supply；Pull-up voltage in one end connection second of resistance R1；In addition
2nd PIN interface of one end connection the second detection power supply；One end of resistance R2 is grounded, other end connection the first detection power supply
First PIN interface；One end of resistance R3 is grounded, the 2nd PIN interface of other end connection the second detection power supply；In addition, first
PIN interface is connected with the first input end of IC chip；2nd PIN interface is connected with the second input terminal of IC chip；IC chip
Output end is connected with BMC；The voltage of collected first PIN interface and the 2nd PIN interface is converted into hexadecimal by IC chip,
Then the size of hexadecimal first PIN interface voltage and the 2nd PIN interface voltage is compared, if the first PIN interface is equal to
2nd PIN interface voltage, then IC chip exports high level to BMC；If the first PIN interface is not equal to the 2nd PIN interface voltage,
Then IC chip exports low level to BMC.If BMC receives high level；Then it is not processed；If BMC receives low level；Then
The first detection power supply of record and the second detection power supply mismatch log in BMC, while and lighting the first detection power supply and the second detection
The malfunction indicator lamp of power supply.Within the system, the resistance value of resistance R0 is equal to the resistance value of resistance R1, is 10K Ω.If the
The output voltage of one detection power supply and the second detection power supply is identical, then the resistance value of R2 is equal to the resistance value of R3；The electricity of R2 and R3
Resistance value is n*1K Ω；Wherein n is positive integer；If the output voltage of the first detection power supply and the second detection power supply is not identical,
The resistance value of R2 is not equal to the resistance value of R3.A kind of system for detection power supply mixed insertion that the embodiment of the present invention proposes, sets in hardware
Electric resistance partial pressure and voltage sample judgement design are counted, while BMC is according to sampled data judging result, and then judges whether to alarm.It can
To guarantee that power supply can effectively avoid power supply mixed insertion under any application scenarios of server, system false alarm or other events are avoided
Barrier occurs, and promotes reliability, manpower and the financial resources investment of mixed insertion.
Detailed description of the invention
Fig. 1 is a kind of system connection schematic diagram for detecting power supply mixed insertion of the embodiment of the present invention 1；
Fig. 2 is a kind of system voltage signal processing flow figure of the detection power supply mixed insertion proposed based on the embodiment of the present invention 1.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this hair
It is bright to be described in detail.Following disclosure provides many different embodiments or example is used to realize different knots of the invention
Structure.In order to simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.In addition, the present invention can be with
Repeat reference numerals and/or letter in different examples.This repetition is that for purposes of simplicity and clarity, itself is not indicated
Relationship between various embodiments and/or setting is discussed.It should be noted that illustrated component is not necessarily to scale in the accompanying drawings
It draws.Present invention omits the descriptions to known assemblies and treatment technology and process to avoid the present invention is unnecessarily limiting.
Embodiment 1
The embodiment of the present invention 1 provides a kind of system for detecting power supply mixed insertion.The system includes BMC, IC chip, resistance
RO, resistance R1, resistance R2, resistance R3, the first detection power supply and the second detection power supply；Wherein, one end connection first of resistance R0
Upper pull-up voltage, the first PIN interface of other end connection the first detection power supply；Pull-up voltage in one end connection second of resistance R1；
2nd PIN interface of other end connection the second detection power supply；
One end of resistance R2 is grounded, the first PIN interface of other end connection the first detection power supply；A termination of resistance R3
Ground, the 2nd PIN interface of other end connection the second detection power supply；In addition, the first input end of the first PIN interface and IC chip
It is connected；2nd PIN interface is connected with the second input terminal of IC chip；The output end of IC chip is connected with BMC；
It is as shown in Figure 1 a kind of system connection schematic diagram for detecting power supply mixed insertion of the embodiment of the present invention 1.First detection power supply
It is PSU1 for PSU0, the second detection power supply.
Pull-up voltage is 3.3V on first, and pull-up voltage is 3.3V on second.
Pull-up voltage on one end connection 3.3V of resistance R0, other end connect the first PIN interface of PSU0；The one of resistance R1
Pull-up voltage on end connection 3.3V, other end connect the 2nd PIN interface of PSU1；Resistance R0 is identical with the resistance value of resistance R1,
It can be set to 10k Ω.10k Ω is not limited in the embodiment of the present invention, it can be with self-defining, according to system voltage sampling precision
And power supply number of applications self-defining.
One end of resistance R2 is grounded, and other end connects the first PIN interface of PSU0；One end of resistance R3 is grounded, in addition
The 2nd PIN interface of one end connection PSU1.If the output voltage of PSU0 and PSU1 is identical, the resistance value of R2 and R3 is identical, such as
All it is 1k Ω or is all 2k Ω, within voltage sample trueness error general 5%, detecting voltage is problematic in order to prevent, builds
The integral multiple that resistance is 1K Ω is discussed, i.e. the resistance value of resistance R2 and resistance R3 is n*1K Ω；Wherein n is positive integer.If
The output voltage of PSU0 and PSU1 is not identical, and as mixed insertion uses, and in the system of detection power supply mixed insertion, the resistance value of R2 and R3 are not
Together, resistance value exploitation power supply can be successively increased from 1k Ω use.
Increase partial pressure line voltage distribution acquisition design in server master board, the voltage of the first PIN interface and the 2nd PIN are connect
For the voltage acquisition of mouth into single-chip microcontroller IC chip, IC chip turns the voltage of collected first PIN interface and the 2nd PIN interface
It changes hexadecimal into, then compares the size of hexadecimal first PIN interface voltage and the 2nd PIN interface voltage, the two number
Value difference value is less than detection accuracy, then it is assumed that the two voltage is identical, is otherwise difference.It is connect if the first PIN interface is equal to the 2nd PIN
Mouth voltage, then IC chip exports high level to BMC；If the first PIN interface is not equal to the 2nd PIN interface voltage, IC chip
Low level is exported to BMC.
The port BMC is handled again after receiving level signal, if BMC receives high level；Then it is not processed；If
BMC receives low level；Then BMC records PSU0 and PSU1 and mismatches log, while and lighting the indicating fault of PSU0 and PSU1
Lamp.
The system voltage that Fig. 2 show a kind of detection power supply mixed insertion proposed based on the embodiment of the present invention 1 believes process flow
Figure.
In step s 201, IC chip acquires the first PIN interface voltage and the 2nd PIN interface voltage；
In step S202, the collected first PIN interface voltage of IC chip and the 2nd PIN interface voltage are converted into 16
System；
In step S203, hexadecimal first PIN interface voltage and the 2nd PIN interface voltage are compared；
In step S204, judge whether the first PIN interface voltage and the 2nd PIN interface voltage are identical；If the first PIN
Interface voltage and the 2nd PIN interface voltage are identical, then export high level to BMC；If if the first PIN interface voltage and second
PIN interface voltage is not identical, then exports low level to BMC；Then step S205 is executed；
In step S205, the level that BMC judgement receives is high level or low level；If it is high level, then hold
Row step S207；If it is low level, S206 is thened follow the steps；
In step S206, BMC records PSU0 and PSU1 and mismatches log, while and lighting the failure of PSU0 and PSU1 and refer to
Show lamp；
In step S207, BMC is without any processing, and whole flow process terminates.
Although specification and drawings and examples have been carried out detailed description to the invention, this field skill
Art personnel should be appreciated that and still can be modified or replaced equivalently to the invention；And all do not depart from wound of the present invention
The technical solution and its improvement for the spirit and scope made, are encompassed by the protection scope of the invention patent.
Claims (7)
1. it is a kind of detect power supply mixed insertion system characterized by comprising BMC, IC chip, resistance RO, resistance R1, resistance R2,
Resistance R3, the first detection power supply and the second detection power supply；
Pull-up voltage in one end connection first of the resistance R0, the first PIN interface of other end connection the first detection power supply；Institute
State pull-up voltage in one end connection second of resistance R1；2nd PIN interface of other end connection the second detection power supply；
One end of the resistance R2 is grounded, the first PIN interface of other end connection the first detection power supply；The one of the resistance R3
End ground connection, the 2nd PIN interface of other end connection the second detection power supply；
The first PIN interface is connected with the first input end of IC chip；Second input of the 2nd PIN interface and IC chip
End is connected；The output end of the IC chip is connected with BMC；
The IC chip is used to that the voltage of the first PIN interface voltage and the 2nd PIN interface that receive to be converted and be compared,
And the result after comparison is defeated by out BMC；The BMC is judged and executes corresponding operating.
2. a kind of system for detecting power supply mixed insertion according to claim 1, which is characterized in that pull-up voltage is on described first
3.3V；Pull-up voltage is 3.3V on described second.
3. a kind of system for detecting power supply mixed insertion according to claim 1, which is characterized in that the resistance value of the resistance R0
Equal to the resistance value of the resistance R1.
4. a kind of system for detecting power supply mixed insertion according to claim 3, which is characterized in that the resistance value of the resistance R0
Resistance value with the resistance R1 is 10K Ω.
5. a kind of system for detecting power supply mixed insertion according to claim 1, which is characterized in that
If the output voltage of the first detection power supply and the second detection power supply is identical, the resistance value of R2 is equal to the resistance value of R3；
The resistance value of the resistance R2 and resistance R3 is n*1K Ω；The n is positive integer；
If the output voltage of the first detection power supply and the second detection power supply is not identical, the resistance value of resistance R2 is not equal to resistance
The resistance value of R3.
6. a kind of system for detecting power supply mixed insertion according to claim 1, which is characterized in that the IC chip will collect
The first PIN interface and the voltage of the 2nd PIN interface be converted into hexadecimal, then compare hexadecimal first PIN interface
The size of voltage and the 2nd PIN interface voltage, if the first PIN interface is equal to the 2nd PIN interface voltage, IC chip output is high
Level is to BMC；If the first PIN interface is not equal to the 2nd PIN interface voltage, IC chip exports low level to BMC.
7. a kind of system for detecting power supply mixed insertion according to claim 6, which is characterized in that
If BMC receives high level；Then it is not processed；
If BMC receives low level；The first detection power supply is then recorded in BMC and the second detection power supply mismatches log, together
When and light it is described first detection power supply and second detection power supply malfunction indicator lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811621794.8A CN109739330A (en) | 2018-12-28 | 2018-12-28 | A kind of system detecting power supply mixed insertion |
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| CN201811621794.8A CN109739330A (en) | 2018-12-28 | 2018-12-28 | A kind of system detecting power supply mixed insertion |
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| CN109739330A true CN109739330A (en) | 2019-05-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112332641A (en) * | 2020-10-30 | 2021-02-05 | 苏州浪潮智能科技有限公司 | Power supply system, power supply method and electronic equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101483528A (en) * | 2009-02-23 | 2009-07-15 | 福建星网锐捷网络有限公司 | Modular communication device and management module |
| CN102064517A (en) * | 2010-08-24 | 2011-05-18 | 深圳市九洲电器有限公司 | Set top box and antenna short circuit protection module thereof |
| CN107797009A (en) * | 2017-11-28 | 2018-03-13 | 郑州云海信息技术有限公司 | A kind of power supply mixed insertion detecting system and power module |
| US20180102646A1 (en) * | 2016-10-10 | 2018-04-12 | Igrenenergi, Inc. | Dc-dc power conversion system |
| US20180205252A1 (en) * | 2016-03-08 | 2018-07-19 | Apple Inc. | Systems and Methods for Simultaneously Charging a Battery with Multiple Power Sources |
-
2018
- 2018-12-28 CN CN201811621794.8A patent/CN109739330A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101483528A (en) * | 2009-02-23 | 2009-07-15 | 福建星网锐捷网络有限公司 | Modular communication device and management module |
| CN102064517A (en) * | 2010-08-24 | 2011-05-18 | 深圳市九洲电器有限公司 | Set top box and antenna short circuit protection module thereof |
| US20180205252A1 (en) * | 2016-03-08 | 2018-07-19 | Apple Inc. | Systems and Methods for Simultaneously Charging a Battery with Multiple Power Sources |
| US20180102646A1 (en) * | 2016-10-10 | 2018-04-12 | Igrenenergi, Inc. | Dc-dc power conversion system |
| CN107797009A (en) * | 2017-11-28 | 2018-03-13 | 郑州云海信息技术有限公司 | A kind of power supply mixed insertion detecting system and power module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112332641A (en) * | 2020-10-30 | 2021-02-05 | 苏州浪潮智能科技有限公司 | Power supply system, power supply method and electronic equipment |
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