CN104749492B - A kind of plug and play method of travelling wave ranging system - Google Patents
A kind of plug and play method of travelling wave ranging system Download PDFInfo
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- CN104749492B CN104749492B CN201510199831.0A CN201510199831A CN104749492B CN 104749492 B CN104749492 B CN 104749492B CN 201510199831 A CN201510199831 A CN 201510199831A CN 104749492 B CN104749492 B CN 104749492B
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Abstract
A kind of plug and play method of travelling wave ranging system, belongs to field of electric power automation.By this method, distance measurement Master station system no longer needs manual creation to monitor the Global Topological parameter of power network and the parameter of distance ranging terminal, but sets up and store respectively its circuit and opposite end substation information for being monitored by each distance ranging terminal.After communication network where main website is electrically accessed on distance ranging terminal, distance measurement Master station energy automatic identification distance ranging terminal is reached the standard grade, and realizes registration of the distance ranging terminal in distance measurement Master station.Meanwhile, main website reads the configuration information of each distance ranging terminal automatically, the power network local topology information stored according to each distance ranging terminal, the power network Global Topological set up automatically required for main website.Monitoring of the distance measurement Master station to distance ranging terminal and circuit is realized, so as to reach plug and play of the distance ranging terminal in distance measurement Master station system.When distance ranging terminal institute monitoring circuit parameter changes, distance measurement Master station can rebuild the Global Topological of main website in time by reading distance ranging terminal configuration parameter again.
Description
Technical field
A kind of plug and play method of travelling wave ranging system, belongs to field of electric power automation.
Background technology
When power circuit breaks down, abort situation is quickly and accurately determined, the safety to ensureing power system
Stable and economical operation tool is of great significance.Traveling wave fault location technology is because precision is high, the scope of application is wide, conveniently make
With the features such as, be widely used in power system.
Actual use travelling wave ranging system is by multiple distance ranging terminals in power system（TDU）And one or more rangings
Main website is constituted.Distance ranging terminal completes travelling wave signal conversion, fault detect and differentiation, fault data sampling, is transmitted to distance measurement Master station
The functions such as fault data；Distance measurement Master station complete receive distance ranging terminal transmission come fault data, carry out failure data analysis and
Ranging, and positioning result display etc..
The design of current travelling wave ranging main website, is all the design pattern for following former dispatching automation main website.Need artificial
The setting of parameter is carried out to distance measurement Master station and distance ranging terminal respectively, i.e., the parameter of distance ranging terminal is configured by staff,
Complete the foundation of power network local topology in distance ranging terminal.Then other staff with participate in distance ranging terminal parameter configuration work
Make personnel to be docked, the foundation of distance measurement Master station electrical network parameter is completed, so as to complete building for the distance measurement Master station power network Global Topological
It is vertical.After the parameter of distance measurement Master station and distance ranging terminal is all provided with by staff, the ranging of range-measurement system is realized.
Such a design method, the configuration work amount at distance measurement Master station end is big, it is necessary to be monitored electrical network parameter with distance ranging terminal
Verification, when terminal monitoring circuit is changed, main website end is required for re-starting configuration, the work that main website implements, safeguarded
Amount is big.Moreover, support of the above-mentioned design method to many main websites is also bad, when having multiple main websites, each main website will be weighed
Multiple configuration parameter, easily causes the problem of many main website parameters are inconsistent.
The content of the invention
The technical problem to be solved in the present invention is：The deficiencies in the prior art are overcome to be monitored automatically there is provided a kind of distance measurement Master station
The distance ranging terminal of power network is accessed, and the power network for forming its own automatically by the power network local topology parameter for receiving distance ranging terminal is complete
Office's topology, therefore avoid the plug and play method for the travelling wave ranging system that parameter configuration is manually carried out to distance measurement Master station.
The technical solution adopted for the present invention to solve the technical problems is：The plug and play method of the travelling wave ranging system,
Including the multiple distance measurement Master stations and distance ranging terminal connected by communication network, distance ranging terminal is corresponding with transformer station, it is characterised in that：
Comprise the following steps：
Step a, configures the power network local topology of distance ranging terminal；
Step b, the distance ranging terminal of incoming communication network sends log-in command to distance measurement Master station；
Step c, after the distance measurement Master station of line receives the log-in command of distance ranging terminal, judges locally whether set up this survey
Terminal parameter away from terminal, if the terminal parameter without this distance ranging terminal, distance measurement Master station receives the log-in command, and foundation should
The terminal parameter of distance ranging terminal；
Step d, distance measurement Master station reads the power network local topology information of all distance ranging terminals of incoming communication network, automatic shape
Into the power network Global Topological information of the distance measurement Master station；
Step e, distance measurement Master station starts stipulations and communicated with distance ranging terminal；
Step f, distance measurement Master station judges whether that receiving distance ranging terminal updates the notice of topology, if receiving distance ranging terminal hair
The notice of the renewal topology gone out, returns and performs step d；
Step g, distance measurement Master station carries out fault localization by receiving the data that distance ranging terminal is sent.
It is preferred that, the power network local topology described in step a is the distance ranging terminal institute monitoring circuit, affiliated transformer station and
Circuit opposite end transformer station.
It is preferred that, the power network Global Topological information described in step d refers to the transformer station of the distance measurement Master station surveillance area
Interconnected relationship between parameter, line parameter circuit value, and transformer station and circuit.
It is preferred that, in step a, complete described by way of distance ranging terminal configuration tool or distance measurement Master station are remotely issued
Configuration distance ranging terminal power network local topology.
Compared with prior art, the present invention is had an advantageous effect in that：
1st, in the plug and play method of the travelling wave ranging system of the present invention, after electricity on distance ranging terminal, surveyed from trend
Log-in command is sent away from main website, distance measurement Master station is received after the log-in command that distance ranging terminal is sent, read in distance ranging terminal
Power network local topology information, so that the power network Global Topological of distance measurement Master station is automatically formed, therefore need not be manually in distance measurement Master station
Power network Global Topological information is created, the workload of main website implementation is significantly reduced, the general of main website parameter configuration error is decreased
Rate.
2nd, when distance ranging terminal is installed, realize that ranging is whole by way of terminal configuration tool or distance measurement Master station are issued
The configuration of power network local topology parameter is held, and need to only configure the circuit of each distance ranging terminal monitoring, is configured simple and convenient.
3rd, when having multiple main websites in travelling wave ranging system, because the distance ranging terminal of monitoring is fixed, and each
The power network local topology preserved in distance ranging terminal is also unique, therefore the distance ranging terminal that multiple distance measurement Master stations are read configures to be formed
Power network Global Topological be also unique, so as to ensure that the uniformity of multiple distance measurement Master station electrical network parameters, also solve multiple
The problem of main website repeats to configure.
4th, when the power network local topology parameter modification that distance ranging terminal is configured, in time distance measurement Master station can be notified to read again
The power network local topology of distance ranging terminal is taken, so as to ensure that the uniformity of distance measurement Master station and distance ranging terminal configuration parameter.
Brief description of the drawings
Fig. 1 is travelling wave ranging system structure diagram.
Fig. 2 is topological structure of electric schematic diagram.
Fig. 3 is the travelling wave ranging method flow chart of plug and play.
Wherein：1st, distance measurement Master station 2, communication network 3, distance ranging terminal 4, A transformer stations 5, B transformer stations 6, the second outlet
7th, C transformer stations 8, D transformer stations 9, E transformer stations 10, the first outlet 11, the 3rd outlet 12, the 4th outlet the 13, the 5th go out
Line.
Embodiment
Fig. 1 ~ 3 are highly preferred embodiment of the present invention, and 1 ~ 3 the present invention will be further described below in conjunction with the accompanying drawings.
As shown in figure 3, the plug and play method of travelling wave ranging system, comprises the following steps：
Step 1, the power network local topology of distance ranging terminal 3 is configured；
As shown in figure 1, in traveling wave range-measurement system, including multiple distance measurement Master stations 1 and multiple distance ranging terminals 3, ranging end
End 3 is connected by communication network 2 with distance measurement Master station 1 and realizes communication, and distance ranging terminal 3 is installed in transformer station.Each ranging
Terminal 3 can carry out the configuration of power network local topology by distance ranging terminal configuration tool.
Power network local topology refers to the line parameter circuit value that single distance ranging terminal 3 is monitored, affiliated transformer station and circuit opposite end
Transformer station.Each distance ranging terminal configures its power network when implementation is installed using Master Station Software or distance ranging terminal configuration tool
Local topology, and the circuit of its monitoring need to be only configured, configure simple and convenient.Except passing through distance ranging terminal configuration tool pair
Power network local topology is realized in the distance ranging terminal 3 of transformer station, the electricity of distance ranging terminal 3 can also be configured by the distant place of distance measurement Master station 1
Net local topology, is then issued in corresponding distance ranging terminal 3 by communication network 2.
It is whole with the ranging that B transformer stations 5 and B transformer stations 5 install in topological structure of electric schematic diagram as shown in Figure 2
Exemplified by the power network local topology at end 3 is set：The circuit that the distance ranging terminal 3 of B transformer stations 5 is monitored goes out including the first outlet 10, second
Line 6,12 4 articles of circuits of the 3rd outlet 11 and the 4th outlet.Wherein the local terminal transformer station of the first outlet 10 is B transformer stations 5, right
End transformer station is A transformer stations 4；The local terminal transformer station of second outlet 6 is B transformer stations 5, and opposite end transformer station is C transformer stations 7；3rd
The local terminal transformer station of the outlet 12 of outlet 11 and the 4th is B transformer stations 5, and opposite end transformer station is D transformer stations 8.It specify that B power transformations
Stand after 5 circuit connection information that monitors of distance ranging terminal 3, information above is stored with the form of XML file, passes through ranging whole
End configuration tool is issued in the distance ranging terminal 3 of B transformer stations, so as to just complete the power network office of distance ranging terminal 3 in B transformer stations 5
Portion's topological arrangement.A transformer stations 4, C transformer stations 7, D transformer stations 8 and E transformer stations 9 power network topology collocation method it is identical.
Step 2, the incoming communication network 2 of distance ranging terminal 3 is registered to distance measurement Master station 1；
After the incoming communication network 2 of distance ranging terminal 3, regularly log-in command is sent to distance measurement Master station 1.
Step 3, distance measurement Master station 1 creates the parameter of distance ranging terminal 3 according to log-on message.
After each distance measurement Master station 1 of line receives the log-in command of distance ranging terminal 3, judge locally whether set up this survey
Terminal parameter away from terminal 3.If the terminal parameter without this distance ranging terminal 3, distance measurement Master station 1 receives the log-in command, and root
According to the log-on message of the distance ranging terminal 3, the terminal parameter of the distance ranging terminal 3 is set up in the system of distance measurement Master station 1；Otherwise, ranging
Main website 1 does not handle the log-in command of this distance ranging terminal 3 transmission.
Step 4, distance measurement Master station 1 reads the power network local topology information of distance ranging terminal 3.
After the terminal parameter of the newly-built distance ranging terminal 3 of distance measurement Master station 1 is completed, distance ranging terminal 3 is read from the distance ranging terminal 3 is interior
Power network local topology parameter.
Step 5, the foundation of the power network Global Topological of distance measurement Master station 1.
Distance measurement Master station 1 is read after the power network local topology information of distance ranging terminal 3, to the power network in the distance ranging terminal 3
The local topology information content is parsed, and then distance measurement Master station 1 is protected the power network local topology information in this distance ranging terminal 3
Deposit, form the power network Global Topological information of this distance measurement Master station 1.Power network Global Topological refers to the change of the surveillance area of distance measurement Master station 1
Power station parameter, the interconnected relationship between line parameter circuit value, and transformer station and circuit.Because distance measurement Master station 1 by obtaining automatically
The power network local topology information in distance ranging terminal 3 is taken, therefore main website itself no longer needs manual creation power network Global Topological information.
As shown in Fig. 2 if distance measurement Master station 1 first have received the log-on message of distance ranging terminal 3 in B transformer stations 5, read B and become
The power network local topology that distance ranging terminal 3 is configured in power station 5.The content of power network local topology in above-mentioned distance ranging terminal 3, is surveyed
The local topology file of this distance ranging terminal 3 is parsed away from main website 1, so that it may know there are four transformer stations in power network：A transformer stations 4, B
There are four outlets in transformer station 5, C transformer stations 7 and D transformer stations 8, wherein B transformer stations 5：First outlet 10, the second outlet the 6, the 3rd
The outlet 12 of outlet 11 and the 4th, wherein the first outlet 10 connection A transformer stations 4 and B transformer stations 5, the second outlet 6 connection B power transformations
Stand 5 with C transformer stations 7, the 3rd outlet 11 and the 4th outlet 12 connection B transformer stations 5 and D transformer stations 8.So, distance measurement Master station 1 is
System just preserves into power network local topology information in this distance ranging terminal 3 electrical network parameter of distance measurement Master station 1.If distance measurement Master station 1 is again
The power network local topology of distance ranging terminal 3 in A transformer stations 4, C transformer stations 7, D transformer stations 8, E transformer stations 9 is read, by above-mentioned solution
Analysis method, distance measurement Master station 1 will increase an outlet 13 of E transformer stations 9 and the 5th in electrical network parameter storehouse, while also establishing each
All outlet information of transformer station, so as to form the global Topological Structure of whole power network in distance measurement Master station 1.
Step 6, distance measurement Master station 1 starts stipulations and communicated with distance ranging terminal 3；
Distance measurement Master station 1 communicates according to realization between existing stipulations and distance ranging terminal 3；
Step 7, distance measurement Master station 1 judges whether to receive the notice that distance ranging terminal 3 updates topology；
Distance measurement Master station 1 judges whether to receive the notice that distance ranging terminal 3 updates topology, if receiving some distance ranging terminal 3
The notice of the renewal topology sent, returns and performs step 4, if not receiving the notice for the renewal topology that distance ranging terminal 3 is sent, holds
Row step 8；
When electrical network parameter changes, such as add an outlet line again between B transformer stations 5, C transformer stations 7
Road.The distance ranging terminal 3 of B, C transformer station is required for reconfiguring systematic parameter to realize to the monitoring of the outlet circuit newly increased.
Changed simultaneously by distance ranging terminal configuration tool or distance measurement Master station 1 issues the distance ranging terminal 3 for realizing B transformer stations 5, C transformer stations 7
Power network local topology parameter modification.Distance ranging terminal 3 can be to all online after the power network part topology modification of distance ranging terminal 3
Distance measurement Master station 1 sends topological modification and notified.Distance measurement Master station 1 obtains distance ranging terminal 3 new according to the notice of distance ranging terminal 3 in time
Power network local topology information, and the power network Global Topological of distance measurement Master station 1 is updated, and then update the electric network wiring scheme of distance measurement Master station 1.
Step 8, distance measurement Master station 1 receives the data progress ranging of distance ranging terminal 3.
Distance measurement Master station 1 carries out fault localization by receiving the data that distance ranging terminal 3 is sent.
The above described is only a preferred embodiment of the present invention, being not the limitation for making other forms to the present invention, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
Imitate embodiment.But it is every without departing from technical solution of the present invention content, the technical spirit according to the present invention is to above example institute
Any simple modification, equivalent variations and the remodeling made, still fall within the protection domain of technical solution of the present invention.
Claims (3)
1. a kind of plug and play method of travelling wave ranging system, including by communication network（2）Multiple distance measurement Master stations of connection（1）With
Distance ranging terminal（3）, distance ranging terminal（3）It is corresponding with transformer station, it is characterised in that：Comprise the following steps：
Step a, configures distance ranging terminal（3）Power network local topology；
Step b, incoming communication network（2）Distance ranging terminal（3）To distance measurement Master station（1）Send log-in command；
Step c, online distance measurement Master station（1）Receive distance ranging terminal（3）Log-in command after, judgement locally whether set up this
Distance ranging terminal（3）Terminal parameter, if without this distance ranging terminal（3）Terminal parameter, distance measurement Master station（1）Receive registration life
Order, and set up the distance ranging terminal（3）Terminal parameter；
Step d, distance measurement Master station（1）Read incoming communication network（2）All distance ranging terminals（3）Power network local topology information,
Automatically form the distance measurement Master station（1）Power network Global Topological information；
Step e, distance measurement Master station（1）Start stipulations and distance ranging terminal（3）Communication；
Step f, distance measurement Master station（1）Judge whether to receive distance ranging terminal（3）The notice of topology is updated, if receiving distance ranging terminal
（3）The notice of the renewal topology sent, returns and performs step d；
Step g, distance measurement Master station（1）By receiving distance ranging terminal（3）The data sent, carry out fault localization；
Power network local topology described in step a is the distance ranging terminal（3）Institute's monitoring circuit, affiliated transformer station and circuit opposite end
Transformer station.
2. the plug and play method of travelling wave ranging system according to claim 1, it is characterised in that：Described in step d
Power network Global Topological information refers to the distance measurement Master station（1）Substation parameters, the line parameter circuit value of surveillance area, and transformer station and
Interconnected relationship between circuit.
3. the plug and play method of travelling wave ranging system according to claim 1, it is characterised in that：In step a, pass through
Distance ranging terminal configuration tool or distance measurement Master station（1）The mode remotely issued completes described configuration distance ranging terminal（3）Power network office
Portion's topology.
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| CN201510199831.0A CN104749492B (en) | 2015-04-25 | 2015-04-25 | A kind of plug and play method of travelling wave ranging system |
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| CN110071824B (en) * | 2019-03-28 | 2022-10-28 | 杭州电子科技大学 | Automatic construction and visualization method for power distribution network topology |
| CN113253042B (en) * | 2020-02-12 | 2022-06-28 | 南京南瑞继保电气有限公司 | Method for on-line identification of multi-end line topological structure |
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