CN201830019U - Intelligent power distribution automation terminal feeder terminal unit (FTU) - Google Patents
Intelligent power distribution automation terminal feeder terminal unit (FTU) Download PDFInfo
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- CN201830019U CN201830019U CN2010202352623U CN201020235262U CN201830019U CN 201830019 U CN201830019 U CN 201830019U CN 2010202352623 U CN2010202352623 U CN 2010202352623U CN 201020235262 U CN201020235262 U CN 201020235262U CN 201830019 U CN201830019 U CN 201830019U
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Abstract
The utility model relates to an intelligent power distribution automation terminal feeder unit (FTU), comprising a digital signal processor (DSP). The signal input end of the DSP is connected with the signal output end of an analog to digital (A/D) converter, the voltage and current input ends of the A/D converter are respectively connected with the output ends of a voltage transformer and a current transformer, and an MAX11046 chip is adopted for the A/D converter. In the utility model, the MAX11046 chip is adopted for the A/D converter, and the chip has a 16-bit and 8-channel high-speed parallel interface which can realize the function of synchronously sampling data, thereby the sampling efficiency is improved. In addition, the MAX11046 chip can provide high-resistance and bipolar input, and due to the adoption of the high-resistance input, a common high-cost precise operational amplifier in the traditional design can be omitted, thereby the cost-saving scheme is very important for the application that multiple channels and simultaneous sample.
Description
Technical field
The utility model relates to a kind of distribution management device, especially a kind of intelligent power distribution automatization terminal FTU.
Background technology
Along with electricity market and development of economic construction, the power distribution automation series terminal is more and more general in application on power system, people are also more and more higher to the requirement of end product, the end product functional diversities, not only to realize its Monitoring and Controlling to distribution line, to line fault identification, handle and finish the data multichannel and upload master function, need to satisfy requirements such as efficient, energy-conservation, low cost simultaneously.The ADC chip that is adopted in the intelligent terminal product of present existing manufacturer development, the shared sampling holder of its sampling channel, the data sampling mode mostly is sequential sampling, inefficiency and cost height, and adopt the intelligent terminal FTU of multi-channel synchronous sampling A almost not have.Therefore need develop and a kind ofly can improve sampling efficiency, save cost, be significant the end product of data multi-channel synchronous sampling.
The utility model content
The purpose of this utility model is to provide a kind of can realize multi-channel synchronous sampling, the intelligent power distribution automatization terminal FTU that cost is low, data acquisition efficiency is high.
For achieving the above object, the utility model has adopted following technical scheme: a kind of intelligent power distribution automatization terminal FTU, comprise dsp processor, the signal input part of dsp processor links to each other with the signal output part of A/D converter, the voltage of A/D converter, current input terminal link to each other with the output of voltage transformer, current transformer respectively, and described A/D converter adopts the MAX11046 chip.
As shown from the above technical solution, A/D converter in the utility model adopts the MAX11046 chip, and this chip has 16,8 passages, high speed parallel interface, can realize data synchronized sampling function has been improved sampling efficiency.Simultaneously, the MAX11046 chip can provide high resistant, bipolarity input, and the high resistant input can be saved expensive precision operational-amplifier common in the traditional design, and this cost-effective scheme is extremely important for the application that needs multichannel to sample simultaneously.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model.
Embodiment
A kind of intelligent power distribution automatization terminal FTU, comprise dsp processor 1, the signal input part of dsp processor 1 links to each other with the signal output part of A/D converter 2, the voltage of A/D converter 2, current input terminal respectively with voltage transformer 3, the output of current transformer 4 links to each other, described A/D converter 2 adopts the MAX11046 chip, this chip has 8 passages, the synchronized sampling characteristic, can improve sampling efficiency, the MAX11046 chip also has high resistant simultaneously, the bipolarity input, wherein, the high resistant input can be saved expensive precision operational-amplifier common in the traditional design, saves cost and space, can satisfy power line monitoring and energy-conservation demand well, as shown in Figure 1.
In conjunction with Fig. 1, described dsp processor 1 adopts the TMS320F2812 chip, and its classical Harvard bus structures can walk abreast it and finish instruction fetch, read data and write data in one-period, it has adopted the instruction flow line line technology simultaneously, guarantees the rapidity and the real-time of signal processing.The signal output part of dsp processor 1 links to each other with the input of remote control module 5, and the output of remote control module 5 links to each other with line switching 6, and described line switching 6 is an on-pole switch.Remote control module 5 is in order to receiving the control command that dsp processor 1 sends, can be fast when line failure, accurately fault is analyzed, in case the fault of capturing by 6 actions of control circuit switch, just can position, isolate and recover fault fast.
In conjunction with Fig. 1, on the described dsp processor 1 maintenance interface 11 is set, dsp processor 1 links to each other with PC by maintenance interface 11, requires terminal parameter is configured according to circuit, and described maintenance interface 11 is the RS232 interface.The signal output part of described dsp processor 1 is by GPRS module 7 and ethernet module 8 and main website 9 communications, and dsp processor 1 can be sent to main website 9 with the operation of power networks situation that obtains and fault data by the arbitrary module in GPRS module 7, the ethernet module 8 and carry out on-line monitoring and control.The signal output part of described dsp processor 1 links to each other with display unit 10, and described display unit 10 is the LCD LCDs.Display unit 10 is in order to data and relevant parameter signals such as the voltage that shows A/D converter 2 acquisition process, electric current, power, electric energy.
Immediately distribution line is carried out real time data 8 passage synchronous acquisition after the energising of this terminal,, the fault message multichannel can be uploaded main website 9 simultaneously in case capture terminal takes corresponding measure that distribution line is carried out fault location, isolation and recovery to fault immediately.The utility model has realized that the distribution line service data is gathered, the fast processing of fault, and the multi-channel data upload function, the reliability height, and disposal ability is strong, and is low in energy consumption, and machine volume is little, and is applied widely, and tangible economic benefit is arranged.
Claims (7)
1. intelligent power distribution automatization terminal FTU, it is characterized in that: comprise dsp processor (1), the signal input part of dsp processor (1) links to each other with the signal output part of A/D converter (2), the voltage of A/D converter (2), current input terminal link to each other with the output of voltage transformer (3), current transformer (4) respectively, and described A/D converter (2) adopts the MAX11046 chip.
2. intelligent power distribution automatization terminal FTU according to claim 1, it is characterized in that: described dsp processor (1) adopts the TMS320F2812 chip, the signal output part of dsp processor (1) links to each other with the input of remote control module (5), and the output of remote control module (5) links to each other with line switching (6).
3. intelligent power distribution automatization terminal FTU according to claim 1, it is characterized in that: the signal output part of described dsp processor (1) is by GPRS module (7) and ethernet module (8) and main website (9) communication, and the signal output part of described dsp processor (1) links to each other with display unit (10).
4. intelligent power distribution automatization terminal FTU according to claim 1 is characterized in that: maintenance interface (11) is set on the described dsp processor (1), and dsp processor (1) links to each other with PC by maintenance interface (11).
5. intelligent power distribution automatization terminal FTU according to claim 2 is characterized in that: described line switching (6) is an on-pole switch.
6. intelligent power distribution automatization terminal FTU according to claim 3 is characterized in that: described display unit (10) is the LCD LCDs.
7. intelligent power distribution automatization terminal FTU according to claim 4 is characterized in that: described maintenance interface (11) is the RS232 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202352623U CN201830019U (en) | 2010-06-22 | 2010-06-22 | Intelligent power distribution automation terminal feeder terminal unit (FTU) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202352623U CN201830019U (en) | 2010-06-22 | 2010-06-22 | Intelligent power distribution automation terminal feeder terminal unit (FTU) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201830019U true CN201830019U (en) | 2011-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202352623U Expired - Lifetime CN201830019U (en) | 2010-06-22 | 2010-06-22 | Intelligent power distribution automation terminal feeder terminal unit (FTU) |
Country Status (1)
| Country | Link |
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| CN (1) | CN201830019U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290863A (en) * | 2011-08-17 | 2011-12-21 | 安徽科大智能电网技术有限公司 | Distributed-feeder-automation-system-based remote monitoring terminal and implementation method |
| CN102832713A (en) * | 2012-08-28 | 2012-12-19 | 安徽科大智能电网技术有限公司 | CAN (controller area network) bus based distribution automation terminal and analog quantity acquisition method thereof |
| CN103560583A (en) * | 2013-10-25 | 2014-02-05 | 安徽科大智能电网技术有限公司 | Micro-unit monitor based on DSP |
| CN104167822A (en) * | 2014-09-02 | 2014-11-26 | 科大智能电气技术有限公司 | Parameter configuration method for distribution network automation terminal device |
| CN106855700A (en) * | 2016-11-30 | 2017-06-16 | 河南科技大学 | A kind of control of intelligent terminal for distribution line on-pole switch |
-
2010
- 2010-06-22 CN CN2010202352623U patent/CN201830019U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290863A (en) * | 2011-08-17 | 2011-12-21 | 安徽科大智能电网技术有限公司 | Distributed-feeder-automation-system-based remote monitoring terminal and implementation method |
| CN102290863B (en) * | 2011-08-17 | 2014-06-18 | 安徽科大智能电网技术有限公司 | Distributed-feeder-automation-system-based remote monitoring terminal and implementation method |
| CN102832713A (en) * | 2012-08-28 | 2012-12-19 | 安徽科大智能电网技术有限公司 | CAN (controller area network) bus based distribution automation terminal and analog quantity acquisition method thereof |
| CN102832713B (en) * | 2012-08-28 | 2014-12-17 | 科大智能电气技术有限公司 | CAN (controller area network) bus based distribution automation terminal and analog quantity acquisition method thereof |
| CN103560583A (en) * | 2013-10-25 | 2014-02-05 | 安徽科大智能电网技术有限公司 | Micro-unit monitor based on DSP |
| CN104167822A (en) * | 2014-09-02 | 2014-11-26 | 科大智能电气技术有限公司 | Parameter configuration method for distribution network automation terminal device |
| CN106855700A (en) * | 2016-11-30 | 2017-06-16 | 河南科技大学 | A kind of control of intelligent terminal for distribution line on-pole switch |
| CN106855700B (en) * | 2016-11-30 | 2019-03-26 | 河南科技大学 | A kind of control of intelligent terminal for distribution line on-pole switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: KEDA INTELLIGENT ELECTRIC TECHNOLOGY CO., LTD. Free format text: FORMER NAME: ANHUI CSG SMART GRID TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 230088 No. 5111 Wangjiang West Road, hi tech Zone, Anhui, Hefei Patentee after: KEDA INTELLIGENT ELECTRICAL TECHNOLOGY CO., LTD. Address before: 230088 No. 612-1, Mount Huangshan Road, hi tech Zone, Anhui, Hefei Patentee before: Anhui Science and Technology Institute of China Smart Grid Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110511 |
|
| CX01 | Expiry of patent term |