CN202435140U - Distribution automation feeder terminal - Google Patents
Distribution automation feeder terminal Download PDFInfo
- Publication number
- CN202435140U CN202435140U CN201220032081XU CN201220032081U CN202435140U CN 202435140 U CN202435140 U CN 202435140U CN 201220032081X U CN201220032081X U CN 201220032081XU CN 201220032081 U CN201220032081 U CN 201220032081U CN 202435140 U CN202435140 U CN 202435140U
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- Prior art keywords
- distribution automation
- power distribution
- line feed
- feed terminals
- remote
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Abstract
The utility model discloses a distribution automation feeder terminal, which comprises a remote measuring board used for measuring an analog quantity, a remote control board used for measuring a remote signaling quantity and a control unit connected with the remote measuring board, wherein the control unit is respectively connected with a capacitance control unit and a power management unit; and the remote measuring board provides a plurality of paths of measurement and control inputs, a plurality of relay idle contact inputs and a plurality of paths of switching quantity inputs. By adoption of the distribution automation feeder terminal, the analog quantity in multi-loop circuit can be measured, the real-time performance and reliability of signal sampling and processing are improved, modulization and platformization are realized during signal processing, the running speed is quick, the processing capability is high, the storage capacity is large, and the expandability and the reliability are high.
Description
Technical field
The utility model relates to a kind of power distribution automation line feed terminals.
Background technology
Existing distribution terminal adopts traditional central processing unit, realize like INTEL96 and 51 series monolithics and corresponding scm software thereof, but the mode of operation that is based on this processor can not adapt to power system development, mainly shows:
1. because of the congenital reason of hardware planning, original distribution terminal is inefficiency under new power distribution automation demand for development, and data processing and control are difficult to realize real-time, also are difficult to realize the requirement of multi-functional multitasking;
2. along with the development of network management, traditional mode of operation is difficult to realize the Network Management Function of distribution terminal, can't use and management software to terminal operation, maintenance, the efficient of power distribution automation cannot embody;
3. observing and controlling when being difficult to realize many loop lines road can't be satisfied the feeder automation of the many times distribution lines such as ring main unit, switching station, case change, small-sized transformer station of present electric power system extensive use;
4. in distribution system; Communication becomes the bottleneck of Distribution Automation Technology development; Existing distribution terminal is not or lack communication function; Make advanced communication mode such as technology such as optical fiber, Ethernet be difficult in distribution system, use, existing distribution terminal can not adapt to the requirement of power distribution automation development; In the automation of distribution system because the stipulations imperfection, the standard disunity.Cause telecommunication and control to realize difficulty.
The utility model content
In order to solve above technical problem, the utility model provides a kind of power distribution automation line feed terminals.
The utility model discloses a kind of power distribution automation line feed terminals; Comprise: the remote measurement plate that is used for the measure analog amount; Be used to measure the remote control panel of remote signalling amount; With the control unit that described remote measurement plate links to each other, described control unit links to each other respectively with capacitance management unit and PMU, and described remote measurement plate provides multichannel observing and controlling input, the input of relay idle contact and switching value input.
In the described power distribution automation line feed terminals of the utility model, described remote measurement plate provides 8 drive test controls input, the input of No. 4 relays and the input of 16 way switch amounts.
In the described power distribution automation line feed terminals of the utility model, described power distribution automation line feed terminals also comprises communication unit, links to each other with described control unit, is used to the communication that provides wired and/or wireless.
In the described power distribution automation line feed terminals of the utility model, described power distribution automation line feed terminals also comprises the anti-interference unit that is used for removing the signal noise.
In the described power distribution automation line feed terminals of the utility model, described communication unit comprises a plurality of Ethernet interfaces, a plurality of RS232 interface and a plurality of RS485 interface.
Implement the power distribution automation line feed terminals of the utility model, have following beneficial technical effects:
Realized that many loop lines road analog quantity has improved the real-time and the reliability of signal acquisition process simultaneously, signal processing moduleization, hardware and software platform, the speed of service is fast, and disposal ability is strong, and memory capacity is big, and extensibility is good, and reliability is high.
Description of drawings
Fig. 1 is a kind of power distribution automation line feed terminals structure of the utility model embodiment block diagram.
Embodiment
By the technology contents, the structural feature that specify the utility model, realized purpose and effect, know clearly below in conjunction with execution mode and conjunction with figs. and give explanation.
See also Fig. 1, a kind of power distribution automation line feed terminals comprises: remote measurement plate 10, remote control panel 20, control unit 30, capacitance management unit 40, PMU 50, communication unit 60.
Remote measurement plate 10 is used for the measure analog amount, and remote measurement plate 10 provides multichannel observing and controlling input, the input of relay idle contact and switching value input, and preferably, the remote measurement plate provides 8 drive test controls input, the input of No. 4 relays and the input of 16 way switch amounts.
Remote control panel 20 is used to measure the remote signalling amount.
Control unit 30 links to each other with remote measurement plate 10, and control unit 30 links to each other respectively with capacitance management unit 40 and PMU 50.
Communication unit 60 links to each other with control unit 30, is used to the communication that provides wired and/or wireless, and communication unit 60 comprises a plurality of Ethernet interfaces, a plurality of RS232 interface and a plurality of RS485 interface.
In the utility model, the device of power distribution automation line feed terminals is arranged in the line feed terminals main equipment, and control unit 30 is the MCU plate: realizing each function treatment of system and the processing of communication protocol, is the processing center of equipment; Take into account the main control device power management function simultaneously.
Remote measurement plate 10: the analog measurement of realizing many loop lines road voltage, electric current;
Remote control panel 20: realize that the remote signalling amount receives, the output of control amount;
This distribution terminal provides 2 Ethernet interfaces, 3 RS232 interfaces, 2 RS485 interfaces.Support IEC60870-05-104, IEC60870-05-101 stipulations to carry out communication.
Power management module 50: battery condition monitoring and activation management, outer power supply source and storage battery power supply handover management;
Storage battery: terminal equipment back-up source (lithium battery) automatically switches on this power supply during the power supply source dead electricity outside; Power-on time is not less than 8 hours, support switch deciliter each more than 5 times;
Electric capacity: electric flux storage and output offer high-voltage switch gear divide-shut brake actions such as on-load switch, circuit breaker;
Transformer: AC changes DC (24V) provides corollary equipment electric energy supply in the rack;
Communication unit 60: provide wireless (GPRS or note), wired (optical fiber, Ethernet, RS232, RS485 etc.) and power distribution automation substation or master station communication interconnected;
Capacitance management module 40: the capacitor charge and discharge function management is provided.
The utility model characteristics are: the utility model terminal main control device adopts high-performance technical grade DSP (Digital Signal Processing) chip+special microprocessor, has realized that many loop lines road analog quantity has improved the real-time and the reliability of signal acquisition process simultaneously.Realize modularization, hardware and software platform on the software fully, the speed of service is fast, and disposal ability is strong, and memory capacity is big, and extensibility is good, and reliability is high.
The utility model terminal can provide the nearly observing and controlling input of 8 tunnel analog quantitys, and can customize input variable type (PT/CT) arbitrarily according to user's request.The output of No. 4 relay idle contacts is provided, the input of 16 way switch amounts.Thereby realized monitoring and protection function to variable connector.Satisfy the automation function of the ring main unit, switching station, case change etc. of extensive use in power distribution network at present, contained most power distribution automation application scenario.
The utility model terminal provides 7 communication ports, and multiple communication module is provided, and can select RS232, RS485, EPA, optical fiber interface, GPRS etc. as required.Multiple communication protocol is provided, conveniently is connected with the distribution main website.The 100M EPA hardware communication interface that is provided, traffic rate be much higher than present 9600bps or the traffic rate of 19200bps, improved the network function that the distribution terminal performance especially realizes distribution network terminal.
The utility model device adopts three grades of house dogs, and external hardware house dog, CPU hardware timer house dog and software watchdog cooperatively interact, and device all can not crashed under various situation, has guaranteed the stability of using.
Implement the power distribution automation line feed terminals of the utility model, have following beneficial technical effects:
Realized that many loop lines road analog quantity has improved the real-time and the reliability of signal acquisition process simultaneously, signal processing moduleization, hardware and software platform, the speed of service is fast, and disposal ability is strong, and memory capacity is big, and extensibility is good, and reliability is high.
Combine accompanying drawing that the embodiment of the utility model is described above; But the utility model is not limited to above-mentioned embodiment, and above-mentioned embodiment only is schematically, rather than restrictive; Those of ordinary skill in the art is under the enlightenment of the utility model; Not breaking away under the scope situation that the utility model aim and claim protect, also can make a lot of forms, these all belong within the protection range of the utility model.
Claims (5)
1. power distribution automation line feed terminals; Comprise the remote measurement plate that is used for the measure analog amount, the remote control panel that is used to measure the remote signalling amount, capacitance management unit, PMU, control unit; Described control unit links to each other respectively with described remote measurement plate, remote control panel, capacitance management unit, PMU; It is characterized in that described remote measurement plate provides multichannel observing and controlling input, the input of multicircuit relay idle contact and the input of variable connector amount.
2. power distribution automation line feed terminals according to claim 1 is characterized in that, described remote measurement plate provides 8 drive test controls input, the input of No. 4 relays and the input of 16 way switch amounts.
3. power distribution automation line feed terminals according to claim 1 is characterized in that, described power distribution automation line feed terminals also comprises communication unit, links to each other with described control unit, is used to the communication that provides wired and/or wireless.
4. according to claim 2 or 3 described power distribution automation line feed terminals, it is characterized in that described power distribution automation line feed terminals also comprises the anti-interference unit that is used for removing the signal noise.
5. power distribution automation line feed terminals according to claim 3 is characterized in that, described communication unit comprises a plurality of Ethernet interfaces, a plurality of RS232 interface and a plurality of RS485 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220032081XU CN202435140U (en) | 2012-02-01 | 2012-02-01 | Distribution automation feeder terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220032081XU CN202435140U (en) | 2012-02-01 | 2012-02-01 | Distribution automation feeder terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202435140U true CN202435140U (en) | 2012-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220032081XU Expired - Fee Related CN202435140U (en) | 2012-02-01 | 2012-02-01 | Distribution automation feeder terminal |
Country Status (1)
| Country | Link |
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| CN (1) | CN202435140U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103023142A (en) * | 2012-11-27 | 2013-04-03 | 石家庄科林电气股份有限公司 | Channel-allocable power distribution automatization station terminal and allocation method |
| CN103840560A (en) * | 2014-03-28 | 2014-06-04 | 国网上海市电力公司 | Switching station fault simulator and switching station fault simulation method |
-
2012
- 2012-02-01 CN CN201220032081XU patent/CN202435140U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103023142A (en) * | 2012-11-27 | 2013-04-03 | 石家庄科林电气股份有限公司 | Channel-allocable power distribution automatization station terminal and allocation method |
| CN103023142B (en) * | 2012-11-27 | 2015-02-18 | 石家庄科林电气股份有限公司 | Channel-allocable power distribution automatization station terminal and allocation method |
| CN103840560A (en) * | 2014-03-28 | 2014-06-04 | 国网上海市电力公司 | Switching station fault simulator and switching station fault simulation method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20130201 |