CN201204484Y - Automation terminal device for multifunctional urban power distribution network - Google Patents
Automation terminal device for multifunctional urban power distribution network Download PDFInfo
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- CN201204484Y CN201204484Y CNU2008200235810U CN200820023581U CN201204484Y CN 201204484 Y CN201204484 Y CN 201204484Y CN U2008200235810 U CNU2008200235810 U CN U2008200235810U CN 200820023581 U CN200820023581 U CN 200820023581U CN 201204484 Y CN201204484 Y CN 201204484Y
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Abstract
The utility model is a multifunctional city distribution network automation terminal device, a main control plugged box is connected with an interface plugged box via a cable; wherein the main control plugged box comprises the following functional plug-in boards: a power source plug-in board, a main control plug-in board, an alternating sampling plug-in board, a remote signaling plug-in board, a remote control plug-in board and a digital amount output plug-in board, each function plug-in board performs a signal interconnection via a motherboard; the interface plugged box is composed of an alternating sampling interface board, a remote signaling interface board, a digital amount output interface board and a remote control interface board, the interface boards are interconnected respectively via the cable and the functional plug-in boards according to the main control plugged box. The utility model can carry out a unified, highly-efficient and reliable surveillance to feeding lines of the distribution network.
Description
Technical field the utility model relates to the monitoring of system for distribution network of power, is a kind of supervising device that is used for the power distribution network feeder line.Belong to system for distribution network of power monitoring technique field.
The monitor terminal relevant device of background technology power distribution network has had the operating experience of decades at home and abroad.Basic three distant technology, fault detection technique have had good solution, but also have some problems not obtain fine solution.The power distribution network monitor terminal is installed and is disperseed, and require all differences at different application occasions such as city ring main unit, switching station, switchgear house monitoring capacity, electric behaviour's mode, supply power mode, communication media etc., and quantity is very many.Existing power distribution network monitor terminal scheme generally all is at different application occasion exploitation different monitoring terminal, causes product category various, and is difficult in maintenance.The data of terminal are not carried out the classification processing to significant data and non-significant data yet, cause data volume too big, cause whole power distribution network communication load too heavy.
Utility model content utility model technical problem to be solved is, a kind of multi-functional urban power distribution network automatization terminal device is provided, and provides unified, efficient, reliable monitoring to the power distribution network feeder line.
The technical scheme that its technical problem that solves the utility model adopts is as follows:
A kind of multi-functional urban power distribution network automatization terminal device comprises system power supply, and master control subrack and interface subrack is characterized in that: connect by cable between master control subrack and the interface subrack; Wherein the master control subrack comprises following feature card: power insert, and the master control plug-in unit, the AC sampling plug-in unit, the remote signalling plug-in unit, remote control plug-in unit and digital quantity output inserter, it is interconnected that each feature card carries out signal by bus bar plate; The interface subrack is made up of AC sampling interface board, remote signalling interface board, digital-quantity output interface plate and Remote Control Interface plate, is connected with the corresponding feature card of master control subrack by cable respectively between between each interface board.
The master control subrack adopts 19 inches subracks of standard, the subrack degree of depth in 200mm,
Connect by the short body cable of elbow DB25 between master control subrack and the interface subrack.
The utlity model has following characteristics:
(1), master control subrack bus bar plate adopts parallel bus to connect a master control plug-in unit and polylith AC sampling plug-in unit, remote signalling plug-in unit, remote control pin function plug-in unit, realizes capacity configuration flexibly, the multipotency of feature card extends to eight.
(2), the interface plate supports close-coupled subrack mounting means, cooperates the short body cable of special-purpose elbow, is connected with the master control plug-in unit, reduced device volume, and application is more flexible.Be applicable to various embedded, wall-hanging, cabinet-type installation environments.
(3), distribution automation software multiple distribution monitoring function such as realized that feeder automation, transformer monitoring, multitask reactive power compensation control, data are compiled, differentiating and processing significant data and non-significant data detect, store various historical datas and extreme value data and teletransmission.
(4), feature card independently is provided with, the extendibility of device is better, can satisfy more function and expand requirement.The AC sampling plug-in unit adopts dsp chip TMS320LF2407 to realize data sampling and Fault Identification, and the master control plug-in unit can lay particular emphasis on finishing of systemic-function.
(5), compact structure design: adopt the new structure design, take into account installed capacity expandability and miniaturization, the short body cable plug of design specialized elbow has satisfied switching station, the embedded installation requirements of ring main unit.
(6), this device reliable software framework structure of employing and portable, reusable programming idea, multiple distribution monitoring functions such as feeder automation, transformer monitoring, multitask reactive power compensation control, communication substation have been realized, differentiating and processing significant data and non-significant data, detect, store various historical datas and extreme value data, significantly reduce the data volume that needs teletransmission, alleviated power distribution network data communication load.
Description of drawings Fig. 1 is a The general frame of the present utility model.
Fig. 2, Fig. 3 are master control subrack layout plan of the present utility model and the short body cable plug of elbow figure.
Fig. 4 is a data processing function theory diagram of the present utility model.
Fig. 5 is a multitask reactive power compensation controlled function theory diagram of the present utility model.
Embodiment further specifies the utility model below in conjunction with accompanying drawing.
The utility model is made up of system power supply, master control subrack, interface subrack, stube cable, cabinet and distribution automation software six parts; Wherein the master control subrack is made up of master control plug-in unit, AC sampling plug-in unit, remote signalling plug-in unit, remote control plug-in unit and bus bar plate; The interface subrack is made up of AC sampling interface board, remote signalling interface board and Remote Control Interface plate, connects by cable between master control subrack and the interface subrack; All electricity pieces are installed in the cabinet.
(1) device The general frame
As Fig. 1, this device master control subrack plug-in part type one has 6 kinds, comprises master control plug-in unit, AC sampling plug-in unit, remote control plug-in unit, remote signalling plug-in unit, digital quantity output inserter, power insert.Type is AC sampling interface board, Remote Control Interface plate between the plate in the interface subrack, remote signalling interface board, digital-quantity output interface plate.Connection between master control subrack and each feature card of interface subrack and the interface card connects by the DB25 cable, make installed capacity can conveniently expand, reduce like this, the mounting means that installs master control subrack and interface subrack in addition also can be diversified, and far and near, size can design as required.Ac sampling signal, digital quantity signal are input to interface subrack corresponding interface plate respectively, isolate, after the conversion, the corresponding function plug-in unit that is input to the master control subrack by the DB25 cable is further handled, result is carried out exchanges data by bus bar plate and master control plug-in unit, carries out teletransmission by serial ports or Ethernet interface then.After guidance command or digital quantity output command master control plug-in unit send, after bus bar plate sends to remote control plug-in unit and the processing of digital quantity output inserter, be sent to execution output between relevant interface board through the DB25 cable.
(2) the short body cable plug of master control subrack layout plan and elbow figure
As Fig. 2, shown in Figure 3, this device master control subrack adopts 19 inches subracks of standard, the subrack degree of depth is controlled in the 200mm, the short body DB25 of the elbow plug that cooperates particular design, effectively reduce the device degree of depth, the applied code rack is installed, and also can satisfy embedded and the limited applications in space such as box-hanging type.
(3) data processing function software principle block diagram.
As shown in Figure 3, this device is to installing data of gathering own and compiling by the data such as diverse network table, protection supervisor and direct current cabinet of serial ports or Ethernet interface collection.Device differentiating and processing significant data and inessential data, the data of coming from the net list collection are carried out preliminary treatment, finish tri-phase unbalance factor calculating, statistics of extremes, rate of qualified voltage statistics, and deal with data is realized local historical storage, teletransmission regularly or calling teletransmission.The data that significant data send on needing in real time form independently logical base, and unified the processing uploaded.Alleviated the communication load of whole power distribution network like this.
(4) multitask reactive power compensation controlled function software principle block diagram.
As shown in Figure 4: installing idle requirement data source has two approach, can obtain with the external smart instrument by serial communication, AC sampling module Direct Sampling that also can be by installing self, obtain after calculating, device carries out unified data base administration to these data, use formation independent logical storehouse at different reactive power compensations, corresponding simultaneously a plurality of reactive power compensation control tasks, the reactive compensation switching task of realization multistage low-voltage bus bar of starting.
Claims (3)
1, a kind of multi-functional urban power distribution network automatization terminal device comprises system power supply, and master control subrack and interface subrack is characterized in that: connect by cable between master control subrack and the interface subrack; Wherein the master control subrack comprises following feature card: power insert, and the master control plug-in unit, the AC sampling plug-in unit, the remote signalling plug-in unit, remote control plug-in unit and digital quantity output inserter, it is interconnected that each feature card carries out signal by bus bar plate; The interface subrack is made up of AC sampling interface board, remote signalling interface board, digital-quantity output interface plate and Remote Control Interface plate, is connected with the corresponding feature card of master control subrack by cable respectively between between each interface board.
2, multi-functional urban power distribution network automatization terminal device as claimed in claim 1 is characterized in that: the master control subrack adopts 19 inches subracks of standard, and the subrack degree of depth is in 200mm.
3, multi-functional urban power distribution network automatization terminal device as claimed in claim 1 or 2 is characterized in that: connect by the short body cable of elbow DB25 between master control subrack and the interface subrack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200235810U CN201204484Y (en) | 2008-06-06 | 2008-06-06 | Automation terminal device for multifunctional urban power distribution network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200235810U CN201204484Y (en) | 2008-06-06 | 2008-06-06 | Automation terminal device for multifunctional urban power distribution network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201204484Y true CN201204484Y (en) | 2009-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200235810U Expired - Fee Related CN201204484Y (en) | 2008-06-06 | 2008-06-06 | Automation terminal device for multifunctional urban power distribution network |
Country Status (1)
| Country | Link |
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| CN (1) | CN201204484Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882274A (en) * | 2012-09-07 | 2013-01-16 | 中国电力科学研究院 | Terminal fusion system applied to distribution network |
-
2008
- 2008-06-06 CN CNU2008200235810U patent/CN201204484Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882274A (en) * | 2012-09-07 | 2013-01-16 | 中国电力科学研究院 | Terminal fusion system applied to distribution network |
| CN102882274B (en) * | 2012-09-07 | 2015-02-18 | 中国电力科学研究院 | Terminal fusion system applied to distribution network |
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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: DONGFANG ELECTRONICS CORP. Free format text: FORMER NAME: DONGFANG ELECTRONIC INFORMATION INDUSTRY CO., LTD., YANTAI CITY |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 264000 Airport Road, Zhifu, Shandong, No. 2, No. Patentee after: Dongfang Electronics Corp. Address before: 264000 Airport Road, Zhifu, Shandong, No. 2, No. Patentee before: Yantai Dongfang Electronic Information Industry Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090304 Termination date: 20140606 |