CN104698873A - System and method for intelligently monitoring multiple power sources - Google Patents
System and method for intelligently monitoring multiple power sources Download PDFInfo
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- CN104698873A CN104698873A CN201310654000.9A CN201310654000A CN104698873A CN 104698873 A CN104698873 A CN 104698873A CN 201310654000 A CN201310654000 A CN 201310654000A CN 104698873 A CN104698873 A CN 104698873A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims description 10
- 238000004891 communication Methods 0.000 claims abstract description 33
- 238000006243 chemical reaction Methods 0.000 claims abstract description 19
- 238000005070 sampling Methods 0.000 claims abstract description 4
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 230000003068 static effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25032—CAN, canbus, controller area network bus
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25254—DSP digital signal processor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Power Sources (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
Abstract
The invention discloses a system for intelligently monitoring multiple power sources. The system comprises an upper PC (personal computer), a communication protocol conversion module, a power source protection card, the external power sources and an equipment load. The upper PC is used for monitoring voltage and current stages of the various power sources, judges the voltage and current states of the various power sources and transmit judgment results to nodes of the various power sources in a communication mode; the communication protocol conversion module comprises a CAN (controller area network) communication card, and the CAN communication card is used for being communicated with the upper PC and the power source protection card; the power source protection card comprises a DSP (digital signal processor), the DSP is used for acquiring voltage values and current values of sampling points of circuits of the multiple power sources in real time, the voltage values and the current values are subjected to internal high-precision ADC (analog-to-digital conversion), are calibrated by the DSP and then are transmitted into SRAM (static random access memory) areas to be stored in the SRAM areas, the DSP stops carrying out A/D (analog/digital) acquisition conversion and transmits calibrated A/D sampled values to the upper computer instead when acquisition commands are transmitted to the DSP by the upper computer via the communication protocol conversion module, and a power source system can be automatically controlled and protected via peripheral circuits.
Description
Technical field
The present invention relates to intelligent monitor system, particularly relate to power-supply device real-time monitoring system and method.
Background technology
Along with developing rapidly of space flight and aviation technology, the performance of product obtains and improves greatly, and advanced consumer is widely used, therefore, also more and more higher to the requirement of power supply.The safe operation of power supply monitoring system to whole equipment of dependable performance is most important; for important electromechanical equipment in the course of the work; need a set of can the equipment of directly monitoring circuitry operating conditions; like this when equipment or product break down in operational process; can cut off the electricity supply rapidly and connection between load equipment, with proterctive equipment.At present, homemade goods relevant on market at home does not also form scale, and existing portioned product more or less exists a little problem.Major defect is not high, the easy false triggering of precision, man-machine interface close friend, inconvenient operation etc. not; Also some external product, Performance Ratio is better, but price is too expensive.And for compare above the monitoring general technology of multiple power supplies be difficult to realize, node too much will cause the redundancy of operation circuit and real-time respective performances inadequate.Therefore, for the problems referred to above, propose a kind of multiple power supplies intelligent monitor system herein.
Summary of the invention
The subject matter that the present invention solves is that multiple power supplies node is many, lacks system and method multiple power supplies being carried out to intelligent monitoring; For solving described problem, the invention provides a kind of multiple power supplies intelligent monitor system and method.
Multiple power supplies intelligent monitor system provided by the invention, comprising: upper PC, communication Protocol Conversion module, power protection card; Described power protection card comprises dsp processor; Described dsp processor gathers magnitude of voltage and the current value of external power source system each road power acquisition sampling point; Described upper PC passes through communication Protocol Conversion
Module sends acquisition to dsp processor; Described dsp processor sends sampled value according to described acquisition to upper PC.
Further, described power protection card also comprises ADC, and the magnitude of voltage that described dsp processor collects by described ADC and current value are converted into digital signal by simulating signal, and sends into SRAM district and deposit after dsp processor is demarcated.
Further, described power protection card also comprises multichannel automatic overload protection circuit, and described multichannel automatic overload protection circuit, when outside power-supply system breaks down, is protected the power supply broken down.
Further, described communication Protocol Conversion module comprises CAN communication card, and described CAN card is used for sticking into Serial Communication with upper PC and power protection.
Further, described upper PC is monitored the voltage status of each road external power source and current status and whether normally to be judged magnitude of voltage state and current value state, and judged result is transferred to the node of each power supply by the mode of communication.
The present invention also provides a kind of method of multiple power supplies intelligent monitoring, comprising:
Step one, described dsp processor gather magnitude of voltage and the current value of each road external power source, and described magnitude of voltage and current value are converted into digital signal by simulating signal by ADC, are stored in SRAM district;
Step 2, described upper PC send acquisition by communication Protocol Conversion module to dsp processor; Described dsp processor sends sampled value according to described acquisition to upper PC;
Whether normally step 3, described upper PC to the magnitude of voltage state of each road external power source and current value monitoring state, and judge magnitude of voltage state and current value state, and judged result are transferred to the node of each power supply by the mode of communication.
Compared with prior art, the present invention has the following advantages:
Communication Protocol Conversion module of the present invention adopts CAN and the communication of DSP processor, and multiple power supplies intelligent node can reach at most 256 points, greatly increases the object of monitoring.Because designed power protection card primary processor have employed dsp chip, improve system accuracy, simultaneously stable work in work, reliable, and there is good human-computer interaction interface, easy and simple to handle.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the multiple power supplies intelligent monitor system that the embodiment of the present invention provides.
Embodiment
By describing technology contents of the present invention, structural attitude in detail, reached object and effect, accompanying drawing is coordinated to be described in detail below in conjunction with embodiment.
Refer to Fig. 1, multiple power supplies intelligent monitor system provided by the invention comprises: upper PC 1, communication Protocol Conversion module 2, power protection card 3; Described power protection card comprises dsp processor 31; Described dsp processor 31 gathers magnitude of voltage and the current value of external power source system 4 each road power acquisition sampling point; Described upper PC 1 sends acquisition by communication Protocol Conversion module 2 to dsp processor 31; Described dsp processor 31 sends sampled value according to described acquisition to upper PC 1.
In a preferred embodiment of the invention, described power protection card 3 also comprises ADC and multichannel automatic overload protection circuit 32, the magnitude of voltage that described dsp processor collects by described ADC and current value are converted into digital signal by simulating signal, and send into SRAM district and deposit after dsp processor is demarcated; Described multichannel automatic overload protection circuit, when outside power-supply system breaks down, is protected the power supply broken down.When host computer sends acquisition by communication Protocol Conversion module to dsp processor 31, namely dsp processor 31 suspends A/D and gathers conversion, turn to host computer to send the A/D sampled value of having demarcated, and automatically realize the automatic control and protection to power-supply system by peripheral circuit; Described external power source 4 is for apparatus of load 5 provides the equipment of power supply; The object of described apparatus of load 5 for powering up.
The magnitude of voltage state of described upper PC 1 Hai Duige road power supply and current value monitoring state, and judge, and judged result is transferred to the node of each power supply by the mode of communication; Described communication Protocol Conversion module 2 comprises CAN communication card, for sticking into Serial Communication with upper PC and power protection;
Present system design software comprises host computer interactive software and the next dsp processor Software for Design simultaneously.Wherein dsp processor program design adopts modular design method, and in integrated multipath A/D benchmark inner setting and data acquisition, preservation, demarcation, system, power supply crosses stream information record, with host computer communication transmitting data and cross stream information, board numeral method and manually open.The virtual instrument LABVIEW of host computer man-machine interaction employing current popular realizes multichannel data and shows in real time, carries out communication, the functions such as overcurrent information displaying, record and report output printing, friendly interface with slave computer CAN, easy to operate.
In sum, owing to have employed CAN and dsp processor, improve the intelligent monitoring of the voltage and current to power supply, can 256 road power supplys be powered up and be cut off simultaneously in real time, by host computer the voltage of this measurement, electric current can be processed the fault of power-supply device timely, guarantee that power-supply device can not be burned.
Claims (6)
1. a multiple power supplies intelligent monitor system, is characterized in that, comprising: upper PC, communication Protocol Conversion module, power protection card; Described power protection card comprises dsp processor; Described dsp processor gathers magnitude of voltage and the current value of external power source system each road power acquisition sampling point; Described upper PC sends acquisition by communication Protocol Conversion module to dsp processor; Described dsp processor sends sampled value according to described acquisition to upper PC.
2. according to multiple power supplies intelligent monitor system according to claim 1; it is characterized in that; described power protection card also comprises ADC; the magnitude of voltage that described dsp processor collects by described ADC and current value are converted into digital signal by simulating signal, and send into SRAM district and deposit after dsp processor is demarcated.
3. according to multiple power supplies intelligent monitor system according to claim 1; it is characterized in that; described power protection card also comprises multichannel automatic overload protection circuit, and described multichannel automatic overload protection circuit, when outside power-supply system breaks down, is protected the power supply broken down.
4. according to multiple power supplies intelligent monitor system according to claim 1, it is characterized in that, described communication Protocol Conversion module comprises CAN communication card, and described CAN card is used for sticking into Serial Communication with upper PC and power protection.
5. according to multiple power supplies intelligent monitor system according to claim 1, it is characterized in that, described upper PC is monitored the voltage status of each road external power source and current status and whether normally to be judged magnitude of voltage state and current value state, and judged result is transferred to the node of each power supply by the mode of communication.
6. the multiple power supplies intelligent monitor system that in employing the claims, any one provides carries out the method for multiple power supplies monitoring, it is characterized in that, comprising:
Step one, described dsp processor gather magnitude of voltage and the current value of each road external power source, and described magnitude of voltage and current value are converted into digital signal by simulating signal by ADC, are stored in SRAM district;
Step 2, described upper PC send acquisition by communication Protocol Conversion module to dsp processor; Described dsp processor sends sampled value according to described acquisition to upper PC;
Whether normally step 3, described upper PC to the magnitude of voltage of each road external power source and current value monitoring state, and judge magnitude of voltage state and current value state, and judged result are transferred to the node of each power supply by the mode of communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310654000.9A CN104698873A (en) | 2013-12-09 | 2013-12-09 | System and method for intelligently monitoring multiple power sources |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310654000.9A CN104698873A (en) | 2013-12-09 | 2013-12-09 | System and method for intelligently monitoring multiple power sources |
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| Publication Number | Publication Date |
|---|---|
| CN104698873A true CN104698873A (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310654000.9A Pending CN104698873A (en) | 2013-12-09 | 2013-12-09 | System and method for intelligently monitoring multiple power sources |
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| CN (1) | CN104698873A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2558564Y (en) * | 2002-07-02 | 2003-07-02 | 李德胜 | NC passage type railway signal power supply monitoring device |
| US20030167415A1 (en) * | 2002-03-01 | 2003-09-04 | International Business Machines Corporation | Electric apparatus, computer apparatus, controller, and battery switching method and program |
| CN2814482Y (en) * | 2005-01-25 | 2006-09-06 | 扬州双鸿电子有限公司 | Intelligent monitoring power supply |
| CN101841187A (en) * | 2010-05-28 | 2010-09-22 | 威胜集团有限公司 | Power management power supply system for electronic electric energy meter |
-
2013
- 2013-12-09 CN CN201310654000.9A patent/CN104698873A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030167415A1 (en) * | 2002-03-01 | 2003-09-04 | International Business Machines Corporation | Electric apparatus, computer apparatus, controller, and battery switching method and program |
| CN2558564Y (en) * | 2002-07-02 | 2003-07-02 | 李德胜 | NC passage type railway signal power supply monitoring device |
| CN2814482Y (en) * | 2005-01-25 | 2006-09-06 | 扬州双鸿电子有限公司 | Intelligent monitoring power supply |
| CN101841187A (en) * | 2010-05-28 | 2010-09-22 | 威胜集团有限公司 | Power management power supply system for electronic electric energy meter |
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Application publication date: 20150610 |
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