CN205070612U - Electric power safety monitoring system - Google Patents
Electric power safety monitoring system Download PDFInfo
- Publication number
- CN205070612U CN205070612U CN201520843441.8U CN201520843441U CN205070612U CN 205070612 U CN205070612 U CN 205070612U CN 201520843441 U CN201520843441 U CN 201520843441U CN 205070612 U CN205070612 U CN 205070612U
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- China
- Prior art keywords
- interface
- usb interface
- controller
- module
- electric power
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses an electric power safety monitoring system, including signal conditioning circuit A, AD converter A, a controller, the display module, the VGA interface, the RS485 interface, a current transformer, voltage transformer, CAN controller and CPLD module, current transformer loops through signal conditioning circuit A, AD converter A, singlechip A is connected to the CAN bus, voltage transformer loops through signal conditioning circuit B, AD converter B, singlechip B is connected to the CAN bus, the CAN bus still loops through the CAN controller, CPLD module connection director, the FLASH module is still connected respectively to the controller, the SDRAM module, the ethernet, the RS485 interface, IDE interface A, IDE interface B, the VGA interface, USB interface A, USB interface B and USB interface C. The utility model discloses electric power safety monitoring system communicates through the mode of using the CAN bus for system highly integrated, small, with low costs, the installation is maintained conveniently, stability is high, is fit for using widely.
Description
Technical field
The utility model relates to a kind of monitoring system, specifically a kind of electric power safety monitoring system.
Background technology
Electric power monitoring system can electric power monitoring system real-time status and each link running status, provides figure, the analysis tools such as form, shows the real-time monitoring of whole electric power system.At present, the microprocessor as monitoring system core devices generally adopts High Performance SCM, digital signal processor (DSP) etc. to improve the processing speed of system.But along with power system monitoring is tending towards multi-functional, intelligent, visual development, above-mentioned single device can not meet the demands completely.
Existing much multi-functional, intelligent, visual electric power safety monitoring systems, the shortcomings such as system hardware facility is all very huge, and existence and stability poor, inner annexation complexity, installation difficulty, maintenance inconvenience and antijamming capability are weak.
Utility model content
The purpose of this utility model is to provide a kind of electric power safety monitoring system, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of electric power safety monitoring system, comprise signal conditioning circuit A, A/D converter A, controller, display module, USB interface, RS485 interface, current transformer, voltage transformer, CAN controller and CPLD module, described current transformer is successively by signal conditioning circuit A, A/D converter A, Chip Microcomputer A is connected to CAN, voltage transformer is successively by signal conditioning circuit B, A/D converter B, single-chip microcomputer B is connected to CAN, CAN also passes through CAN controller successively, CPLD model calling controller, controller also connects FLASH module respectively, SDRAM module, Ethernet, RS485 interface, ide interface A, ide interface B, USB interface, USB interface A, USB interface B and USB interface C, ide interface A also connects CF card A, ide interface B also connects CF card B, USB interface also connects display module, USB interface A also connects mouse, USB interface B also connects keyboard, USB interface C also connects mobile storage module, described controller adopts PPC405EP.
As the utility model further scheme: described Chip Microcomputer A and single-chip microcomputer B all adopt P89LV51RD2.
Compared with prior art, the beneficial effects of the utility model are: the utility model electric power safety monitoring system communicates by using the mode of CAN, makes system height integrated, volume is little, and cost is low, convenient for installation and maintenance, stability is high, is applicable to promoting the use of.
Accompanying drawing explanation
Fig. 1 is the system architecture diagram of electric power safety monitoring system.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of electric power safety monitoring system, comprises signal conditioning circuit A, A/D converter A, controller, display module, USB interface, RS485 interface, current transformer, voltage transformer, CAN controller and CPLD module, current transformer is successively by signal conditioning circuit A, A/D converter A, Chip Microcomputer A is connected to CAN, and voltage transformer is successively by signal conditioning circuit B, A/D converter B, single-chip microcomputer B is connected to CAN, and CAN also passes through CAN controller successively, CPLD model calling controller, controller also connects FLASH module respectively, SDRAM module, Ethernet, RS485 interface, ide interface A, ide interface B, USB interface, USB interface A, USB interface B and USB interface C, ide interface A also connect CF card A, and ide interface B also connects CF card B, USB interface also connects display module, and USB interface A also connects mouse, and USB interface B also connects keyboard, USB interface C also connects mobile storage module, and described controller adopts PPC405EP.
Chip Microcomputer A and single-chip microcomputer B all adopt P89LV51RD2.
Operation principle of the present utility model is: refer to Fig. 1, and the voltage and current signal of monitored equipment transmission after current-voltage transformer conversion, then amplifies through signal conditioning circuit, filtering, sends into data acquisition board.Single-chip Controlling A/D in collection plate samples or judges that switching signal changes, complete various numerical operation, make comparisons with the alarm limit definite value preset, if in alarm range, application takies CAN and sends data to controller, meanwhile, controller monitors the message in automatic network, adopts the information (such as: on off state) such as 103/104 protocol analysis equipment state.The message of resolving when the fault message of current transformer and voltage transformer collection and fault occur controller notifies related personnel stored in the while of CF card A and CF card B with Ethernet wireless transmissioning mode, and people can browse, analyze these fault files.
Consider that Supervision measuring point is more, and system needs task to be processed of a great variety, the periodic tasks such as existing data sampling, calculating, monitoring network message, have again the randomness such as communication, man-machine interaction event.Therefore in hardware designs, select single-chip microcomputer data acquisition, analytical calculation to alleviate the burden of PPC405EP, every block single-chip microcomputer will complete the 8 analog signal sampling of 4mA ~ 20, road or the inputs of 16 way switch amount signals, selects P89LV51RD2 to meet very well and gathers requirement.
Pci bus is the high-performance 32/64 bit address data-reusing local bus of a kind of advanced person.PPC405EP processor is with pci bus interface, and support PCI2.2 specification, pci bus frequency is up to 66MHz.Utilize its pci bus interface, devise 3 USB interface and connect mouse, keyboard, USB flash disk respectively, 1 USB interface is used for display module, and 2 ide interfaces are used for connecing CF card and preserve data.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.
Claims (2)
1. an electric power safety monitoring system, comprises signal conditioning circuit A, A/D converter A, controller, display module, USB interface, RS485 interface, current transformer, voltage transformer, CAN controller and CPLD module, is characterized in that, described current transformer is successively by signal conditioning circuit A, A/D converter A, Chip Microcomputer A is connected to CAN, and voltage transformer is successively by signal conditioning circuit B, A/D converter B, single-chip microcomputer B is connected to CAN, and CAN also passes through CAN controller successively, CPLD model calling controller, controller also connects FLASH module respectively, SDRAM module, Ethernet, RS485 interface, ide interface A, ide interface B, USB interface, USB interface A, USB interface B and USB interface C, ide interface A also connect CF card A, and ide interface B also connects CF card B, USB interface also connects display module, and USB interface A also connects mouse, and USB interface B also connects keyboard, USB interface C also connects mobile storage module, and described controller adopts PPC405EP.
2. electric power safety monitoring system according to claim 1, is characterized in that, described Chip Microcomputer A and single-chip microcomputer B all adopt P89LV51RD2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520843441.8U CN205070612U (en) | 2015-10-28 | 2015-10-28 | Electric power safety monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520843441.8U CN205070612U (en) | 2015-10-28 | 2015-10-28 | Electric power safety monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205070612U true CN205070612U (en) | 2016-03-02 |
Family
ID=55397113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520843441.8U Expired - Fee Related CN205070612U (en) | 2015-10-28 | 2015-10-28 | Electric power safety monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205070612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107124036A (en) * | 2017-04-07 | 2017-09-01 | 国网湖北省电力公司襄阳供电公司 | A kind of power transformer monitoring system |
-
2015
- 2015-10-28 CN CN201520843441.8U patent/CN205070612U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107124036A (en) * | 2017-04-07 | 2017-09-01 | 国网湖北省电力公司襄阳供电公司 | A kind of power transformer monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20161028 |
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| CF01 | Termination of patent right due to non-payment of annual fee |