CN1121003C - Power supply device with multiprocessor control device - Google Patents
Power supply device with multiprocessor control device Download PDFInfo
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- CN1121003C CN1121003C CN 99103113 CN99103113A CN1121003C CN 1121003 C CN1121003 C CN 1121003C CN 99103113 CN99103113 CN 99103113 CN 99103113 A CN99103113 A CN 99103113A CN 1121003 C CN1121003 C CN 1121003C
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- 238000001514 detection method Methods 0.000 claims description 8
- 230000009183 running Effects 0.000 claims description 6
- 230000008054 signal transmission Effects 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003278 mimic effect Effects 0.000 description 2
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- 238000004088 simulation Methods 0.000 description 1
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Abstract
The present invention relates to a power source supply device with a multiprocessor controller, which comprises at least two power source supply units and a multiprocessor controller, wherein the controller is used for distributing and executing the control action between the power source supply units and a system. The multiprocessor controller comprises at least two processors and an alarm unit, wherein the two processors confirm the operating state through signal transfer, and an alarm signal is output. The multiprocessor controller also comprises an analogue/digital converter which converts analogue output voltage signals of the power source supply device into digital voltage signals. When any processor is abnormal, the other processor can still maintain the normal operation of the system.
Description
The present invention relates to a kind of power supply unit, particularly relate to and a kind ofly share the different work of handling by plurality of processors, and when arbitrary processor can't normal operation, but other processors still normal operation are kept system's normal operation, are warned the power supply unit with multiprocessor control device of unit simultaneously by the processor notice of other normal operations.
The power supply unit of installing in the what large scale system (as servomechanism) mainly is to be electrically connected with this intrasystem motherboard by one group of power lead; and reach the purpose that supply system operates required power supply; and above-mentioned power supply unit is generally formed (N+1) more than one power supply unit by a plurality of power supply unit unit parallel with one another and a control circuit board; by the power-switching circuit of being located in each power supply unit unit; and the AC power of input can be converted into direct supply; export to system again and export to the radiator fan of these inside, power supply unit unit; and by being located at dangerous survey on this control circuit board and acknowledge circuit and detected whether operate as normal of all power supply unit unit; and and can't operate as normal the time in detecting that there is phenomenon of the failure arbitrary power supply unit unit; send alert letter; whether this control circuit board to survey the output voltage of all power supply unit unit in order to the danger normal if being provided with one; if there is output voltage too high; cross the holding circuit with regard to not doing to export when hanging down situation; and one in order to control the power source loads of all power supply unit unit; with the load balance circuit that reaches mean allocation (because the circuit of aforementioned each inside, power supply unit unit is identical with existing technology; so no longer be described in detail); partly multi-power supply device in the past is to take mimic channel to carry out aforementioned detection and warning; work such as protection that output voltage is too high or too low and load balance; also there is part multi-power supply device in the past to adopt digital form to carry out, just undertaken by a processor.
As shown in the above description; carrying out aforementioned work with a slice microprocessor compares with mimic channel; though can have the advantage that circuit is comparatively simplified; in case but this sheet microprocessor is can't normal operation the time; then its all working of being responsible for (comprising protection that detection and warning, output voltage are too high or too low and load balance etc.) all can quit work; so will inevitably influence the running of large scale system, even make large scale system because of deadlock loss partial data or can't normal operation by forced-stopping machine.
The object of the present invention is to provide a kind of power supply unit of keeping system's normal operation; When arbitrary processor can't normal operation, other processors still can operate keeping system's normal operation, and can notify the caution unit to send alarm signal simultaneously.
For achieving the above object, the present invention takes following measure:
Power supply unit with multiprocessor control device of the present invention comprises at least two power supply unit unit, a multiprocessor control device; Multiprocessor control device is characterized in that in order to distribute the control running of carrying out between a power supply unit unit and a system:
Multiprocessor control device comprises: one is converted to the analog/digital converter of digital voltage signal, at least two processors and a caution unit with the analog output voltage signal of power supply unit; Processor is shared status surveillance, the load handled between power supply unit unit and system jointly and is shared out the work, and between two two processors,, and exports an alarm signal and gives the caution unit confirming the other side's operating state by the transmission of signal.
Described processor comprises a load distribution processor and a status surveillance processor that is status of electrically connecting; The digital output voltage signal that the load distribution processor is exported in order to the reception analog/digital converter, and carry out the power supply load balance work of all power supply unit unit; The status surveillance processor receives the digital signal that analog/digital converter is exported via the load distribution processor, whether and the detection, power supply unit of handling power supply unit output voltage and the temperature detection and the caution signal of operate as normal, and the output voltage of power supply unit is undesired with regard to non-output signal.
Wherein, described caution unit can comprise an active display and a hummer.
The present invention mainly be with a processor the work that must handle share to plural microprocessor, when arbitrary processor can't normal operation, other processors still can operate, operate normally to keep system, and, send alarm signal simultaneously by the processor notice caution unit of other normal operations, and then system operator is learnt early and can be handled early, therefore, can improve the shortcoming of multi-power supply device in the past effectively, allow the people who uses more feel at ease.
Below in conjunction with drawings and Examples architectural feature of the present invention is elaborated:
Description of drawings:
Fig. 1 is the circuit block diagram of preferred embodiment of the present invention.
Fig. 2 is the process flow diagram of preferred embodiment of the present invention.
Power supply unit of the present invention is installed in the large scale system (as servomechanism), to reach the required power supply of supply system running, power supply unit of the present invention is a multi-power supply device, the multi-power supply device comprises the multiprocessor control device of the power supply unit of many power supply unit unit and preferred embodiment of the present invention, each power supply unit unit is to be converted into direct supply by being located at the AC power of its inner power-switching circuit with input, the radiator fan of exporting to system again and exporting to inside, power supply unit unit is (because the circuit of each inside, power supply unit unit is a prior art, so no longer describe in detail at this), and the multiprocessor control device of the power supply unit of preferred embodiment of the present invention is provided in a side of on a slice control circuit board, as shown in Figure 1, the multiprocessor control device of preferred embodiment of the present invention comprises an analog/digital converter 1, at least two processors and a caution unit 4.
Analog-digital converter 1 is in order to being received from the simulation pattern voltage signal that power-switching circuit is exported, and is converted to digital output voltage signal.
These processors are control runnings of carrying out between power supply unit unit and system in order to distribute, at this is to have two processors as preferable enforcement of the present invention, in order to share the status surveillance of handling between multi-power supply device and system jointly, load shares out the work, it comprises a status surveillance processor 2 and a load distribution processor 3, in the present embodiment, status surveillance processor 2 takes to be numbered the integrated circuit of 89C2051, and with the preferable enforcement of the processor that is numbered 89C51 as load distribution processor 3, cooperate Fig. 1, shown in 2, by the 2nd and the 3rd pin that is connected to status surveillance processor 2, and corresponding the 10th and the 11st the pin two bars transmission lines 50 between the two that are connected in load distribution processor 3,51, make status surveillance processor 2 and load distribution processor 3 both transmitted signal mutually, and these processors 2,3 constantly by the transmission of signal to confirm but whether the other side is in the normal operation state, in the process of constantly confirming, when a side does not have any response, representing that it is in can't the normal operation state, and the opposing party will export an alarm signal.Load distribution processor 3 is in order to receive the digital output voltage signal that analog/digital converter 1 is exported; and carry out the power supply load balance work of all power supply unit unit; and status surveillance processor 2 is via the signal transmssion line 50 that is connected with load distribution processor 3; 51; receive the digital output voltage signal that analog/digital converter 1 is exported; worked and handle most; comprise the detection of these power supply unit output voltages and temperature; whether these power supply units the detection and the warning of operate as normal; the output voltage of these power supply units is undesired, does not just make output protection.
Caution unit 4 comprises an active display 40, one hummer 41, the transistor Q2 that is electrically connected with active display 40, Q3, and the transistor Q1 that is electrically connected with hummer 41, at this with the preferable enforcement of a light emitting diode as active display 40, transistor Q1 receive status surveillance processor 2 or load distribution processor 3 both one of conducting behind the alarm signal exported, and become duty, and then hummer 41 is moved and sound a buzzer, transistor Q2 is after receiving the alarm signal that status surveillance processor 2 exported, conducting and be duty, and then active display 40 is activated and luminous, transistor Q3 is after receiving the alarm signal that load distribution processor 3 exported, conducting and be duty, and then active display 40 is activated and luminous.
But when status surveillance processor 2 and load distribution processor 3 be between the two constantly by the transmission of signal whether confirming the other side, in the process of constantly confirming at the normal operation state:
If a status surveillance processor 2 is not given the 3 any responses of load distribution processor, just representing that status surveillance processor 2 is in can't the normal operation state, and by load distribution processor 3 outputs one alarm signal, and then driving transistors Q1 and Q3, make hummer 41 be subjected to start and sound a buzzer and active display 40 is activated and luminous.
If two load distribution processor 3 are not given the 2 any responses of status surveillance processor, just represent that load distribution processor 3 is that be in can't the normal operation state, and by status surveillance processor 2 outputs one alarm signal, and then driving transistors Q1 and Q2, hummer 41 is sounded a buzzer and make active display 40 luminous.
By above-mentioned circuit; in case system operator is heard buzzer and is seen when active display 40 is luminous; can change the control circuit board of multi-power supply device early; therefore; (multi-power supply device in the past is owing to only use a slice microprocessor just can to improve the shortcoming of multi-power supply device in the past effectively; in case this microprocessor can't normal operation; then its all work of being responsible for all can stop; so will inevitably influence the running of large scale system; even make large scale system because of crashing, and run off partly data or by forced-stopping machine and can't normal operation).
Compared with prior art, the present invention has following effect: In sum, the multiprocessor control device of power supply unit of the present invention can be by above-mentioned Structure reaches when arbitrary processor can't normal operation, other processors still can operate with Keep system's normal operation, and simultaneously single by the processor notice caution of other normal operations Unit learns early system operator and can change early the control circuit of multi-power supply device Plate uses safer.
Claims (2)
1. power supply unit with multiprocessor control device, comprise at least two power supply unit unit, a multiprocessor control device, multiprocessor control device is characterized in that in order to distribute the control running of carrying out between a power supply unit unit and a system:
Multiprocessor control device comprises that one is converted to the analog/digital converter of digital voltage signal, at least two processors and a caution unit with the analog output voltage signal of power supply unit; Processor is shared status surveillance, the load handled between power supply unit unit and system jointly and is shared out the work, and between two two processors,, and exports an alarm signal and gives the caution unit confirming the other side's operating state by the transmission of signal;
Described processor comprises a load distribution processor and a status surveillance processor that is status of electrically connecting; The digital output voltage signal that the load distribution processor is exported in order to the reception analog/digital converter, and carry out the power supply load balance work of all power supply unit unit; The status surveillance processor receives the digital signal that analog/digital converter is exported via the load distribution processor, whether and the detection, power supply unit of handling power supply unit output voltage and the temperature detection and the caution signal of operate as normal, and the output voltage of power supply unit is undesired with regard to non-output signal.
2. power supply unit according to claim 1 is characterized in that:
Described caution unit comprises an active display and a hummer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99103113 CN1121003C (en) | 1999-03-24 | 1999-03-24 | Power supply device with multiprocessor control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99103113 CN1121003C (en) | 1999-03-24 | 1999-03-24 | Power supply device with multiprocessor control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1268687A CN1268687A (en) | 2000-10-04 |
| CN1121003C true CN1121003C (en) | 2003-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99103113 Expired - Fee Related CN1121003C (en) | 1999-03-24 | 1999-03-24 | Power supply device with multiprocessor control device |
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| Country | Link |
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| CN (1) | CN1121003C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7490254B2 (en) * | 2005-08-02 | 2009-02-10 | Advanced Micro Devices, Inc. | Increasing workload performance of one or more cores on multiple core processors |
| CN101009438B (en) * | 2006-01-23 | 2010-05-12 | 新巨企业股份有限公司 | Recognition device of standby power supply system |
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1999
- 1999-03-24 CN CN 99103113 patent/CN1121003C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1268687A (en) | 2000-10-04 |
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Granted publication date: 20030910 Termination date: 20140324 |