CN207184043U - Partial electric grid protection system based on FTU - Google Patents
Partial electric grid protection system based on FTU Download PDFInfo
- Publication number
- CN207184043U CN207184043U CN201721229442.9U CN201721229442U CN207184043U CN 207184043 U CN207184043 U CN 207184043U CN 201721229442 U CN201721229442 U CN 201721229442U CN 207184043 U CN207184043 U CN 207184043U
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- China
- Prior art keywords
- ftu
- line
- branched
- basic routing
- driver element
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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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses a kind of partial electric grid based on FTU to protect system, it is characterised in that：The initiating terminal of basic routing line sets on-pole switch and connects the basic routing line FTU of on-pole switch, the initiating terminal of each branched line sets on-pole switch and connects the branched line FTU of on-pole switch, basic routing line FTU and branched line FTU is equipped with electric parameter acquisition module, on off state acquisition module and switch drive control module, and switch drive control module includes current value definite value matching driver element and actuation time matching driver element.The utility model can in real time in monitored area power network running situation, when some branched lines, which break down, causes the on-pole switch of branched line to trip, branched line first voluntarily recovers, in the case of irreclaimable, branched line is cut off again, avoid power network occurrence of large-area from powering off, do not influence user power utilization on other circuits.
Description
Technical field
The utility model is related to technical field of power systems, more particularly to one kind structure it is convenient, can quickly judge every
Circuit occurs from failure in power network, avoids the partial electric grid based on FTU of large-area power-cuts from protecting system.
Background technology
Distribution automation remote terminal is widely used in 10KV distribution lines at present, and main function is to realize AC measurment
The real-time collection of such as voltage, electric current, the real-time collection of power, quantity of state such as position of the switch, energy storage situation etc. is measured, and performs jump
The guidance commands such as combination switch.Feeder Terminal Unit FTU is to be installed in the monitoring switch device by feeder switch, using FTU technologies
The communication established between controller switching equipment and feeder line main website, obtain data needed for distribution system operation control and management, execution main website
The instruction of the control and regulation to controller switching equipment provided, to improving power supply quality and power supply reliability, reduces maintenance cost, has weight
The meaning wanted.
Utility model content
The utility model provides a kind of partial electric grid protection system based on FTU, being capable of power network in monitored area in real time
Running situation, when some branched lines break down cause branched line on-pole switch trip when, branched line first voluntarily
Recover, it is impossible in the case of recovery, then cut off branched line, avoid power network occurrence of large-area from powering off, do not influence on other circuits
User power utilization.
A kind of partial electric grid protection system based on FTU, it is characterised in that：Basic routing line including main website, connection main website
With some branched lines for being connected respectively to basic routing line, the initiating terminal of basic routing line sets on-pole switch and connection on-pole switch
Basic routing line FTU, the initiating terminal of each branched line sets on-pole switch and connects the branched line FTU of on-pole switch, respectively
Some users in parallel, main website set main website control main frame on individual branched line, and basic routing line FTU and branched line FTU are used
Communication module is set and is connected to main website control main frame, basic routing line FTU and branched line FTU are equipped with electric parameter collection mould
Block, on off state acquisition module and switch drive control module, switch drive control module include the matching driving of current value definite value
Unit and actuation time matching driver element.
Preferably, the trip current value that the current value definite value in the basic routing line FTU is matched in driver element is more than
The trip current value in current value definite value matching driver element in branched line FTU.
Preferably, the actuation time of the actuation time matching driver element in the basic routing line FTU is more than branch line
The actuation time of actuation time matching driver element in the FTU of road.
By adopting the above-described technical solution, the utility model has the following technical effect that：The utility model can be real-time
The running situation of power network in monitored area, when some branched lines, which break down, causes the on-pole switch of branched line to trip,
Branched line first voluntarily recovers, it is impossible in the case of recovery, then cuts off branched line, avoids power network occurrence of large-area from powering off, no
Influence user power utilization on other circuits.
Brief description of the drawings
The utility model will illustrate by example and with reference to the appended drawing, wherein：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation that basic routing line FTU in Fig. 1 connects main website control main frame with branched line FTU.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
Any feature disclosed in this specification, unless specifically stated otherwise, can be equivalent by other or with similar purpose
Alternative features are replaced.I.e., unless specifically stated otherwise, each feature is an example in a series of equivalent or similar characteristics
.
A kind of partial electric grid protection system based on FTU as shown in Figure 1, including main website 10, the trunk for connecting main website 10
Circuit 1 and some branched lines 2 for being connected respectively to basic routing line 1, the initiating terminal of basic routing line 1 set on-pole switch 5 and connected
The basic routing line FTU11 of on-pole switch 5 is met, the initiating terminal of each branched line 2 sets on-pole switch 5 and connection on-pole switch 5
Branched line FTU21, some users 4 in parallel, main website 10 set main website control main frame 101, backbone on each branched line 2
Road FTU11 and branched line FTU21 using setting communication module 60 and is connected to main website control main frame 101.
As shown in Fig. 2 in the utility model, basic routing line FTU11 and branched line FTU21 are equipped with electric parameter collection mould
Block 61, on off state acquisition module 62 and switch drive control module 63, switch drive control module 63 include current value definite value
Match driver element 631 and actuation time matching driver element 632.The main function of electric parameter acquisition module 61 is each switch of collection
The electric parameter of place circuit for example real-time magnitude of voltage, current value and power etc., the main function of on off state acquisition module 62 is to adopt
Collect the real-time status of on-pole switch, and these information are transmitted to the main website control main frame of upper level, switch drive control module
63 be to perform corresponding action according to the instruction of control main frame.Specifically, the current value definite value matching in basic routing line FTU11 is driven
Trip current value in moving cell 631 is more than the tripping operation in branched line FTU 21 current value definite value matching driver element 631
Current value；The actuation time of actuation time matching driver element 632 in basic routing line FTU11 is more than in branched line FTU21
Actuation time matching driver element 632 actuation time.
Main website is electric substation in the utility model, on-pole switch can be breaker on 10KV circuits, on-load switch, point
Duan Kaiguan etc..By setting FTU to realize power network in real-time monitored area on basic routing line and branched line and electrically setting
Standby running situation, the and whether switch in preset time after the tripping operation in failure judgement area recovers automatically, if not recovering every
From faulty section, if recovered, starting tripping, does not avoid the power failure of large area, improves the power quality of user.
The utility model is not limited to foregoing embodiment.The utility model expands to any in this specification
The new feature of middle disclosure or any new combination, and disclose any new method or process the step of or any new group
Close.
Claims (3)
- A kind of 1. partial electric grid protection system based on FTU, it is characterised in that：Including main website（10）, connection main website（10）Master Main line（1）Be connected respectively to basic routing line（1）Some branched lines（2）, basic routing line（1）Initiating terminal set post on Switch（5）With connection on-pole switch（5）Basic routing line FTU（11）, each branched line（2）Initiating terminal set on-pole switch （5）With connection on-pole switch（5）Branched line FTU（21）, each branched line（2）Upper some users of parallel connection（4）, main website （10）Main website control main frame is set（101）, basic routing line FTU（11）With branched line FTU（21）Using setting communication module （60）And it is connected to main website control main frame（101）, basic routing line FTU（11）With branched line FTU（21）Electric parameter is equipped with to adopt Collect module（61）, on off state acquisition module（62）With switch drive control module（63）, switch drive control module（63）Bag Include current value definite value matching driver element（631）Driver element is matched with actuation time（632）.
- 2. the partial electric grid protection system according to claim 1 based on FTU, it is characterised in that：The basic routing line FTU （11）In current value definite value matching driver element（631）In trip current value be more than branched line FTU in（21）Electric current It is worth definite value matching driver element（631）In trip current value.
- 3. the partial electric grid protection system according to claim 1 based on FTU, it is characterised in that：The basic routing line FTU （11）In actuation time matching driver element（632）Actuation time be more than branched line FTU（21）In actuation time With driver element（632）Actuation time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721229442.9U CN207184043U (en) | 2017-09-25 | 2017-09-25 | Partial electric grid protection system based on FTU |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721229442.9U CN207184043U (en) | 2017-09-25 | 2017-09-25 | Partial electric grid protection system based on FTU |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207184043U true CN207184043U (en) | 2018-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721229442.9U Active CN207184043U (en) | 2017-09-25 | 2017-09-25 | Partial electric grid protection system based on FTU |
Country Status (1)
| Country | Link |
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| CN (1) | CN207184043U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708687A (en) * | 2018-08-31 | 2019-05-03 | 南方电网科学研究院有限责任公司 | Monitoring system of pole-mounted switch |
-
2017
- 2017-09-25 CN CN201721229442.9U patent/CN207184043U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708687A (en) * | 2018-08-31 | 2019-05-03 | 南方电网科学研究院有限责任公司 | Monitoring system of pole-mounted switch |
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