CN201813215U - Intelligent integrated electric energy quality monitoring device - Google Patents
Intelligent integrated electric energy quality monitoring device Download PDFInfo
- Publication number
- CN201813215U CN201813215U CN2010205349923U CN201020534992U CN201813215U CN 201813215 U CN201813215 U CN 201813215U CN 2010205349923 U CN2010205349923 U CN 2010205349923U CN 201020534992 U CN201020534992 U CN 201020534992U CN 201813215 U CN201813215 U CN 201813215U
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- China
- Prior art keywords
- module
- processor module
- monitoring device
- electric energy
- quality monitoring
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y04S40/126—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 wireless data transmission
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model relates to an integrated electric energy quality monitoring device, which solves the problems of low precision, poor instantaneity, complicated communication wire distribution, poor stability and incapability of realizing synchronous sampling of the existing electric energy quality monitoring device. The integrated electric energy quality monitoring device comprises a processor module, an analog quantity data collection module, a keyboard, a display module and a power supply module, wherein the analog quantity data collection module is connected with an analog to digital (A/D) interface of the processor module, the keyboard is connected with a peripheral component interconnect (PCI) interface of the processor module, and the power supply module supplies electricity to each module. The utility model is characterized in that a frequency measuring module used for realizing synchronous sampling is arranged between the analog quantity data collection module and the external interrupt interface of the processor module, and a communication module used for realizing the wireless remote data transmission is connected with an asynchronous serial port of the processor module. The integrated electric energy quality monitoring device has the advantages of high measuring precision, good instantaneity and good stability, does not need communication wire distribution and can maintain the synchronous sampling.
Description
Technical field
The utility model relates to a kind of intelligent comprehensive equipment for monitoring power quality.
Background technology
Traditional equipment for monitoring power quality adopts common single-chip microcomputer as processor module, external A/D converter and memory are formed simple equipment for monitoring power quality, such equipment for monitoring power quality precision is low, real-time is poor, the communication wiring is complicated, can not satisfy the requirement of current power industry fast development; The equipment for monitoring power quality that occurs adopts the ARM chip as processor module core and fixed frequency sampling method in recent years, and this scheme poor stability can not be realized synchronized sampling.
Summary of the invention
The technical problems to be solved in the utility model provide a kind of certainty of measurement height, real-time good, need not communication wiring, good stability, can synchronized sampling the intelligent comprehensive equipment for monitoring power quality.
The intelligent comprehensive equipment for monitoring power quality that the utility model relates to, comprise processor module, be connected on the Analog Data Acquistion Module of processor module A/D mouth, the keyboard that is connected on the processor module pci bus interface and display module and to the power module of each module for power supply, its special character is: be connected to the frequency measurement module that is used for realizing synchronized sampling between Analog Data Acquistion Module and processor module external interrupt interface, be connected at the processor module asynchronous serial port and be used for realizing wireless remote transmission data communication module.
Above-mentioned intelligent comprehensive equipment for monitoring power quality, described communication module adopt the wireless transmission chip of embedded MCU controller, can independently realize Transmission Control Protocol.
Above-mentioned intelligent comprehensive equipment for monitoring power quality, described power module adopts Switching Power Supply, to reach technique effect low in energy consumption, that volume is little, operating voltage range is wide.
The beneficial effects of the utility model are: realize synchronized sampling by the frequency measurement module between the external interrupt interface that is connected Analog Data Acquistion Module and processor module; Realize wireless remote transmission data by the communication module that is connected on the processor module asynchronous serial port, make this device have the advantage that certainty of measurement height, real-time are good, need not communication wiring, good stability, maintenance synchronized sampling.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model;
Among the figure: 1-processor module, external interrupt interface 101, pci bus interface 102, A/D mouth 103, asynchronous serial port 104,2-Analog Data Acquistion Module, 3-frequency measurement module, 4-communication module, the 5-power module, 6-keyboard and display module, voltage transformer 7, current transformer 8.
Embodiment
As shown in the figure, the utility model has a processor module 1, be connected to Analog Data Acquistion Module 2 at the A/D of processor module 1 mouth 103, between the external interrupt interface 101 of the output of Analog Data Acquistion Module 2 and processor module 1, be connected to the frequency measurement module 3 that is used for realizing synchronized sampling, pci bus interface 102 at processor module 1 is connected to keyboard and display module 6, and keyboard and display module 6 can provide man-machine interface.Be connected at the asynchronous serial port 104 of processor module 1 and be used for realizing wireless remote transmission data communication module 4, described communication module 4 adopts the wireless transmission chip of embedded MCU controller, the model of communication module 4 is GC864-QUAD in the present embodiment, can independently realize Transmission Control Protocol.The utility model also is provided with the power module 5 that is used for to each module for power supply, and described power module 5 adopts Switching Power Supply, the combined-voltage signal of power module 5 input 85V--265V, and output can be for the working power of other each module work.
During work, voltage transformer 7 summation current transformers 8 by being connected on Analog Data Acquistion Module 2 inputs are gathered voltages, current signal, and voltage, current signal enter Analog Data Acquistion Module 2 and convert amplitude to and be
Voltage signal in the 10V scope, input voltage signal is converted to the standard square-wave signal of answering through frequency measurement module 3 afterwards with dfundamental-harmonic pair, enter the external interrupt interface 101 accurate measuring frequencies in the processor module 1 again, dynamically arrange timer in the processor module 1 according to the frequency that records, regulate the sample frequency of input analog signal to be measured, processor module 1 according to this frequency to input voltage, current signal carries out synchronized sampling, carry out discrete Fourier transform (DFT) then, the data that calculate, show that by keyboard and display module 6 processor module 1 is finished analog-to-digital conversion, Measurement Algorithm is calculated and statistics, the result of calculation storage, functions such as communication.Provide man-machine interface by keyboard and display module 6, and show measurement data in real time.
Claims (3)
1. intelligent comprehensive equipment for monitoring power quality, comprise processor module, be connected on the Analog Data Acquistion Module of processor module A/D mouth, the keyboard that is connected on the processor module pci bus interface and display module and to the power module of each module for power supply, it is characterized in that: between Analog Data Acquistion Module and processor module external interrupt interface, connect the frequency measurement module that is used for realizing synchronized sampling, be connected at the processor module asynchronous serial port and be used for realizing wireless remote transmission data communication module.
2. intelligent comprehensive equipment for monitoring power quality according to claim 1 is characterized in that: described communication module adopts the wireless transmission chip of embedded MCU controller.
3. intelligent comprehensive equipment for monitoring power quality according to claim 1 is characterized in that: described power module adopts Switching Power Supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205349923U CN201813215U (en) | 2010-09-19 | 2010-09-19 | Intelligent integrated electric energy quality monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205349923U CN201813215U (en) | 2010-09-19 | 2010-09-19 | Intelligent integrated electric energy quality monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201813215U true CN201813215U (en) | 2011-04-27 |
Family
ID=43896152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205349923U Expired - Fee Related CN201813215U (en) | 2010-09-19 | 2010-09-19 | Intelligent integrated electric energy quality monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201813215U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907818A (en) * | 2019-12-25 | 2020-03-24 | 浦江乐程电子科技有限公司 | Quick verifying attachment of relay function commonly used |
| CN111965407A (en) * | 2020-08-18 | 2020-11-20 | 中国南方电网有限责任公司超高压输电公司天生桥局 | Secondary circuit safety measuring equipment |
-
2010
- 2010-09-19 CN CN2010205349923U patent/CN201813215U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907818A (en) * | 2019-12-25 | 2020-03-24 | 浦江乐程电子科技有限公司 | Quick verifying attachment of relay function commonly used |
| CN111965407A (en) * | 2020-08-18 | 2020-11-20 | 中国南方电网有限责任公司超高压输电公司天生桥局 | Secondary circuit safety measuring equipment |
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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: 20110427 Termination date: 20140919 |
|
| EXPY | Termination of patent right or utility model |