CN103684582A - Distribution network communication optical cable fault location method and device - Google Patents
Distribution network communication optical cable fault location method and device Download PDFInfo
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Abstract
The invention discloses a distribution network communication optical cable fault location method and device and belongs to the technical field of electric power telecommunication. The distribution network communication optical cable fault location method includes building a geographic space model of distribution network communication optical cables; displaying a route distribution diagram of the distribution network communication optical cables on a Geographic Information System (GIS) map according to the geographic space model; after acquiring optical cable fault information, calculating the geographical location information of fault points of the optical cables according to the route distribution diagram and a preset fault point location algorithm; marking the fault points of the optical cables on the GIS map according to the geographical location information. By adopting the distribution network communication optical cable fault location method and device, the ground position of the fault points of the distribution network communication optical cables can be visually and quickly located, thus the staff can be guided to fast carry out dispatching repair, maintenance cost of the distribution network communication optical cables can be effectively reduced, and satisfaction of ultimate users can be improved.
Description
Technical field
The present invention relates to power system telecommunications technology field, be specifically related to a kind of distribution communications optical cable abort situation localization method and device.
Background technology
Along with the extensive utilization of Fibre Optical Communication Technology in power telecom network, the optical cable scale of power telecom network is sharply expanding, and the distribution of lightguide cable link is becoming increasingly complex also.Due to do not have a kind of can Measurement accuracy the instrument of fault points of optical cables ground location, once optical cable break down (as disconnected fine, interface is loosening, stained, crooked, aging etc.), accurately locating position of failure point becomes a very difficult job.
Traditional Cable's Fault independent positioning method is, first use optical time domain reflectometer (Optical Time-Domain Reflectometer, OTDR) measure OTDR apart from the fiber lengths of fault points of optical cables, with reference to contrast optical cable as-constructed drawing, estimate roughly path domain of fault points of optical cables, then organize line upkeep staff to investigate successively along optical cable path, finally find the accurate location of fault points of optical cables.Practice is found, uses efficiency and the accuracy of the method locating optical cable position of failure point extremely low, and O&M cost is higher.
Summary of the invention
For solving the above-mentioned defect of existing Cable's Fault localization method, the embodiment of the present invention provides a kind of distribution communications optical cable Fault Locating Method and device.
The distribution communications optical cable Fault Locating Method that the embodiment of the present invention provides, comprising:
Set up the geographic space model of distribution communications optical cable; According to described geographic space model, in GIS(Geographic Information System, GIS-Geographic Information System) show the route distribution map of described distribution communications optical cable on map; Obtain after Cable's Fault information, according to described route distribution map and default localization of fault algorithm, calculate the geographical location information of fault points of optical cables; According to described geographical location information, described fault points of optical cables is marked out on described GIS map.
The distribution communications optical cable fault locator that the embodiment of the present invention provides, comprising:
Cable's Fault locating module, Cable's Fault diagnostic system, and generalized information system; Described Cable's Fault locating module comprises: set up unit, for setting up the geographic space model of distribution communications optical cable, and according to described geographic space model, show the route distribution map of described distribution communications optical cable in described generalized information system on the GIS map providing; Computing unit, for obtaining Cable's Fault information from described Cable's Fault diagnostic system, according to described route distribution map and default localization of fault algorithm, calculates the geographical location information of fault points of optical cables; And according to described geographical location information, on the GIS map providing in described generalized information system, described fault points of optical cables is marked out; Described Cable's Fault diagnostic system, for obtaining the fault message of distribution communications optical cable, and offers described Cable's Fault locating module by described fault message; Described generalized information system for GIS map is provided, is shown the route distribution map of described distribution communications optical cable, and mark described fault points of optical cables on described GIS map on described GIS map.
Therefore, in the embodiment of the present invention, by building the geographic space model of distribution communications optical cable, the route distribution map of distribution communications optical cable is illustrated on GIS map, obtain after fault message, can calculate according to default localization of fault algorithm the geographical location information of fault points of optical cables, and then fault points of optical cables is labeled on GIS map, obtain following technique effect:
The method, by Cable's Fault diagnostic system and generalized information system are combined, can intuitively represent the precise position information of fault points of optical cables on GIS map, can guide the fast Superb one-dimensional of staff to repair, thereby effectively reduce O&M cost.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of a kind of distribution communications optical cable Fault Locating Method of providing of the embodiment of the present invention;
Fig. 2 is the logical architecture schematic diagram of a kind of distribution communications optical cable fault locator of providing of the embodiment of the present invention;
Fig. 3 is the schematic flow sheet of the distribution communications optical cable Fault Locating Method of an application scenarios example of the present invention;
Fig. 4 is the composition schematic diagram of Cable's Fault locating module in embodiment of the present invention distribution communications optical cable fault locator;
Fig. 5 is the structural representation of resource model in embodiment of the present invention distribution communications optical cable fault locator;
Fig. 6 is the structural representation of fiber topology model in embodiment of the present invention distribution communications optical cable fault locator;
Fig. 7 is the structural representation of route matrix in embodiment of the present invention distribution communications optical cable fault locator;
Fig. 8 is the model construction schematic diagram in embodiment of the present invention distribution communications optical cable fault locator;
Fig. 9 is the flow chart of the location algorithm in embodiment of the present invention distribution communications optical cable Fault Locating Method and device.
Embodiment
A kind of distribution communications optical cable Fault Locating Method based on GIS that the embodiment of the present invention provides, breaks down once can solve distribution communications optical cable in conventional method, can not promptly and accurately locate the problem of abort situation.Below be elaborated respectively.
Embodiment mono-
Please refer to Fig. 1, the embodiment of the present invention provides a kind of distribution communications optical cable Fault Locating Method, and the method comprises:
501, set up the geographic space model of distribution communications optical cable;
502,, according to described geographic space model, on GIS-Geographic Information System GIS map, show the route distribution map of described distribution communications optical cable;
503, obtain after Cable's Fault information, according to described route distribution map and default localization of fault algorithm, calculate the geographical location information of fault points of optical cables;
504,, according to described geographical location information, described fault points of optical cables is marked out on described GIS map.
In some embodiments of the invention, also comprise before step 530: the geographic space model of described distribution communications optical cable of take is basis, in advance design error failure point location algorithm.
In some embodiments of the invention, the geographic space model of described distribution communications optical cable comprises resource model, fiber topology model and route matrix.
In some embodiments of the invention, described resource model comprises one or more offices, and described office is described by one group of property value; Described office comprises one or more communication stations, 1 or many lightguide cable links, one or more office communication equipment, and described communication station and described lightguide cable link and described office communication equipment are described by one group of property value respectively.
In some embodiments of the invention, one group of property value of described office comprises: title, address, uniform resource position mark URL, coding and remarks; One group of property value of described communication station comprises: title, address, URL, coding, type, the unit of maintenance, the state that puts into operation, time and remarks put into operation; One group of property value of described lightguide cable link comprises: title, URL, coding, type, length, the state that puts into operation, the time of putting into operation, maintenance period, time between overhauls(TBO) and remarks; One group of property value of described office communication equipment comprises: title, URL, coding, type, model, specification, capacity feature, manufacturer, the unit of maintenance, the state that puts into operation, time and remarks put into operation.
In some embodiments of the invention, described communication station comprises one or more station communication equipment, and described station communication equipment is described by one group of property value; Described lightguide cable link comprises 1 or many optical cable segment, and described optical cable segment is described by one group of property value.
In some embodiments of the invention, one of described station communication equipment group of property value comprises: title, URL, coding, type, model, specification, capacity feature, manufacturer, the unit of maintenance, the state that puts into operation, time and remarks put into operation; One group of property value of described optical cable segment comprises: title, URL, coding, type, model, specification, length, strand shrinkage, natural torsion rate, fibre core number, with core number, manufacturer, the unit of maintenance, the state that puts into operation, time and remarks put into operation.
In some embodiments of the invention, described fiber topology model comprises one or more nodes, and 1 or many optical cable paths, and described node is described by one group of property value, and described optical cable path is described by one group of property value.
In some embodiments of the invention, one of described node group of property value comprises: title, coding, node type, correlated resources type, correlated resources title, the upper nodal distance of distance, position number, remaining length, GPS, the first sign in optical cable path and remarks; One group of property value in described optical cable path comprises: title, coding, path type, cable length, A end position, B end position, path details and remarks.
In some embodiments of the invention, described route matrix comprises 1 or many test routes, and described test route is described by one group of property value.
In some embodiments of the invention, one of described test route group of property value comprises: title, coding, original position, final position, route details and remarks.
In some embodiments of the invention, described test route comprises 1 or many optical cable paths, and every described optical cable path is described by one group of property value.
Therefore, in the embodiment of the present invention, by building the geographic space model of distribution communications optical cable, the route distribution map of distribution communications optical cable is illustrated on GIS map, obtain after fault message, can calculate according to default localization of fault algorithm the geographical location information of fault points of optical cables, and then fault points of optical cables is labeled on GIS map, obtained following technique effect: can on GIS map, intuitively represent the precise position information of fault points of optical cables, can guide the fast Superb one-dimensional of staff to repair, thereby effectively reduce O&M cost.
For ease of implementing the present invention, be also provided for implementing the device of said method below.
Embodiment bis-
Please refer to Fig. 2, the embodiment of the present invention provides a kind of fault locator of distribution communications optical cable, comprising: Cable's Fault locating module 100, and Cable's Fault diagnostic system 200, and generalized information system 300(specifically can be WebGIS system).
Described Cable's Fault diagnostic system 200 is specially OTDR corollary equipment or other third party's lightguide cable link safeguards systems, and described generalized information system 300 is specially that to take the legal electronic chart that State Bureau of Surveying and Mapping or various places surveying and mapping unit of provinces and cities provide be the GIS-Geographic Information System of basic background exploitation.Described Cable's Fault locating module 100 can be embedded in described Cable's Fault diagnostic system 200, also can be embedded in described generalized information system 300, can also be independently as a system.If described Cable's Fault locating module 100 independently as a system, needs to communicate by letter with described generalized information system 300 with described Cable's Fault diagnostic system 200 by network channel.
Optionally, described Cable's Fault locating module 100 comprise for build geographic space model geographic space model set up unit and for the computing unit of location algorithm is provided.Wherein, set up unit, for setting up the geographic space model of distribution communications optical cable, and according to described geographic space model, on the GIS map providing in described generalized information system, show the route distribution map of described distribution communications optical cable; Computing unit, for obtaining Cable's Fault information from described Cable's Fault diagnostic system, according to described route distribution map and default localization of fault algorithm, calculates the geographical location information of fault points of optical cables; And according to described geographical location information, on the GIS map providing in described generalized information system, described fault points of optical cables is marked out.
Optionally, the described distribution communications optical cable geographic space model of setting up is divided into three parts: resource model, fiber topology model and route matrix, in embodiment tri-, the formation of described resource model, described fiber topology model and described route matrix will be elaborated, and described location algorithm principle, will describe in detail below.
Optionally, described Cable's Fault locating module 100 completes after geographic space model in establishment, with described generalized information system 300 combinations, according to described geographic space model, complete the displaying on the GIS map that the optical cable routing diagram of distribution communications optical cable provides in generalized information system, allow user see intuitively the route distribution situation of distribution communications optical cable optical cable on geographical space.
Optionally, described Cable's Fault diagnostic system 200, after diagnosing out Cable's Fault, provides the fault message of distribution communications optical cable to described Cable's Fault locating module 100, specifically can comprise the information of two aspects: the one, " any bar Cable's Fault? " The one, " fiber lengths of fault point distance test instrument is how many? ", said tester refers to the tester that Cable's Fault diagnostic system 200 or Cable's Fault diagnostic system 200 comprise.
Optionally, described Cable's Fault locating module 100 is after receiving the information that described Cable's Fault diagnostic system 200 provides, start immediately computing unit, according to described route distribution map and default localization of fault algorithm, calculate fast the concrete geographical location information in fault point.To described generalized information system, provide described geographical location information, to described fault points of optical cables is marked out on the GIS map providing in described generalized information system 300.Described geographical location information can be one of following two kinds: a kind of is " the accurate geographic coordinate on road surface, fault points of optical cables place "; Another kind is " between geographical coordinates point A and geographical coordinates point B, the road surface of distance A distance be how many rice, apart from the road surface distance of B, is how many meters ".
Optionally, described generalized information system 300 provides the technical support of three aspects: to described Cable's Fault locating module 100: the one, and basic map function of browse; The 2nd, optical cable route distribution map is drawn function; The 3rd, coordinate points positioning function.Basic map function of browse is for supporting the displaying of regional electronic chart; Optical cable routing diagram is drawn function for supporting the optical cable routing diagram of distribution communications optical cable in the displaying of basic map; Coordinate points positioning function shows for supporting position of failure point that described Cable's Fault locating module 100 the provides mark on optical cable routing diagram.
To sum up, the embodiment of the present invention provides a kind of distribution communications optical cable fault locator, adopt this device Cable's Fault diagnostic system and generalized information system organically can be integrated, jointly realize that distribution communications optical cable fault point is directly perceived, the final purpose of location fast, greatly saved lightguide cable link maintenance time.
For ease of better understanding technical solution of the present invention, in conjunction with concrete application scenarios, be described in one embodiment below.
Press shown in Fig. 3, a kind of distribution communications optical cable Fault Locating Method that the present embodiment provides, comprises the steps:
S10: preparation, be specially Cable's Fault locating module 100 described in initialization, described Cable's Fault diagnostic system 200 and described WebGIS system 300, make separately function in running status.Carry out S11.
S11: described Cable's Fault diagnostic system 200 detects lightguide cable link L fault, generates fault message, and this fault message is sent to Cable's Fault locating module 100.Carry out S12.
S12: described Cable's Fault locating module 100 receives after the described fault message that Cable's Fault diagnostic system in S11 200 sends, analysis of failure information immediately, with the fiber lengths Sn of the tester in the described Cable's Fault diagnostic system 200 of localization of faults distance.Carry out S13.
S13: described Cable's Fault locating module 100 starts localization of fault algorithm, according to fault optical cable L and fine long Sn, accurately calculates the geographical location information of the fault point on described optical cable L, for example its geographical coordinates position P.Carry out S14.
S14: described generalized information system 300 significantly marks geographical coordinates position P on GIS map picture.Carry out S15.
S15: staff sees behind abort situation site, sends at once maintenance personal to rush towards scene and accurately locates, and position of failure point has been located.
Embodiment tri-
On the basis of embodiment mono-and embodiment bis-, the present embodiment is further set forth the formation of described Cable's Fault locating module 100.
Please refer to Fig. 4, described Cable's Fault locating module 100 comprises sets up unit and computing unit; Wherein, set up the geographic space model that unit can be used for setting up distribution communications optical cable, described geographic space model can comprise: resource model 1000, fiber topology model 2000, and route matrix 3000; Computing unit can be used for providing localization of fault algorithm 6000.Wherein, described resource model 1000 is the basis of formation of fiber topology model 2000 described in it, and described fiber topology model 2000 is the basis of formation of described route matrix 3000, and described route matrix 3000 is the basis of formation of described localization of fault algorithm 6000.
Please refer to Fig. 5, described resource model 1000 builds by administrative structure, described resource model 1000 can 1100 consist of one or more offices, and described office 1100 can consist of 1200,1 of one or more communication station or many lightguide cable links 1300 and one or more office communication equipment 1400.Described communication station comprises 0 or one or more station communication equipment 1500, and described lightguide cable link 1300 can comprise 1 or many optical cable segment 1600.The meaning of described resource model 1000 is to describe the real resource that distribution communications optical cable is relevant.
Optionally, described office 1100 adopts one group of property value to describe, and one group of described property value can comprise: title, address, URL, coding and note.
Optionally, described communication station 1200 adopts one group of property value to describe, and one group of described property value can comprise: title, address, URL, coding, type, the unit of maintenance, the state that puts into operation, the time of putting into operation, remarks.Wherein, described type can be: central station, substation.
Optionally, described lightguide cable link 1300 adopts one group of property value to describe, and one group of described property value can comprise: title, URL, coding, type, length (rice), the state that puts into operation, the time of putting into operation, maintenance period, time between overhauls(TBO), remarks.Described type is: backbone, branch line.
Optionally, described office communication equipment 1400 adopts one group of property value to describe, and one group of described property value can comprise: title, URL, coding, type, model, specification (the wide * of long * is high), capacity feature, manufacturer, the unit of maintenance, the state that puts into operation, the time of putting into operation, remarks.Described type is: OLT, ODF, OTDR, OSU, optical fiber distributing box, fused fiber splice frame, optical fiber middle frame, optical fiber distribution cabinet, fiber cable cross connection box, comprehensive distribution box, GPZ, integrated unit case, comprehensive information box, fiber reel stay box, optical branching device, connector, jumping fiber, adapter, attenuator.
Optionally, described station communication equipment 1500 adopts one group of property value to describe, and one group of described property value can comprise: title, URL, coding, type, model, specification (the wide * of long * is high), capacity feature, manufacturer, the unit of maintenance, the state that puts into operation, the time of putting into operation, remarks.Described type is: ODF, optical fiber distributing box, fused fiber splice frame, optical fiber middle frame, optical fiber distribution cabinet, fiber cable cross connection box, comprehensive distribution box, GPZ, integrated unit case, comprehensive information box, fiber reel stay box, optical branching device, connector, jumping fiber, adapter, attenuator.
Optionally, described optical cable segment 1600 adopts one group of property value to describe, and one group of described property value can comprise: title, URL, coding, type, model, specification, length (rice), twist shrinkage, natural torsion rate, fibre core number, with core number, manufacturer, the unit of maintenance, the state that puts into operation, the time of putting into operation, remarks.Described type is: ADSS optical cable, OPGW optical cable, ordinary optical cable.
Please refer to Fig. 6, described fiber topology model 2000 comprises one or more nodes 2100 and 1 or many optical cable paths 2200.Described node 2100 is the basis of formation in described optical cable path 2200, and its meaning is to describe the key position information in described optical cable path 2200.The described node 2100 that described optical cable path 2200 comprises two or more, its meaning is to describe the distribution of described resource model 1000 on geographical space and moves towards situation.
Optionally, described node 2100 adopts one group of property value to describe, one group of described property value can comprise: title, coding, node type, correlated resources type, correlated resources title, apart from a upper nodal distance (rice), position number, remaining length (rice), GPS(latitude, longitude), optical cable path head/bit flag, remarks.Described node type is: office, communication station, cement pole, steel tower, steel tube tower, manhole, hand hole, joint, dish stationary point, fusion point, other markstone positions, flex point.Described correlated resources type is: office, communication station, optical cable, equipment, other.
Optionally, described optical cable path 2200 adopts one group of property value to describe, and one group of described property value can comprise: title, coding, path type, cable length (rice), A end position, B end position, path details, remarks.Described path type is: direct-burried, pipeline, tunnel, built on stilts, wall hanging, bridge, the bottom.Described A end position is the start node 2100 in described optical cable path 2200, and described B end position is the terminal node 2100 in described optical cable path 2200.Described path details are one group of ordered set of described node 2100.
Please refer to Fig. 7, described route matrix 3000 is tested routes 3100 by 1 or many and is formed, and described test route 3100 comprises 1 or many described optical cable path 2200.The meaning of described route matrix 3000 is to describe the possible distribution situation of fault points of optical cables.
Optionally, described test route 3100 adopts one group of property value to describe, and one group of described property value can comprise: title, coding, original position, final position, route details, remarks.Described original position and described final position be described node 2100 all.Described route details are one group of ordered set in described optical cable path 2200.
In some embodiments of the invention, shown in Fig. 8, the constructive process of described resource model 1000, described fiber topology model 2000 and described route matrix 3000 is as follows:
S1: collect distribution communications optical cable related resource information, by resource model 1000 described in Structure Creating shown in Fig. 5.Carry out S2.
S2: collection distribution communications optical cable is relevant lays information, take described resource model 1000 as basis, by fiber topology model 2000 described in Structure Creating shown in Fig. 6.Carry out S3.
S3: collect distribution communications optical cable related administrative information, take described fiber topology model 2000 as basis, by route matrix 3000 described in Structure Creating shown in Fig. 7.
So far, the basic data structure of described localization of fault algorithm 6000 is ready.
Embodiment tetra-,
On the basis of embodiment mono-to three, in the present embodiment, further set forth the principle of the localization of fault algorithm 6000 of described Cable's Fault locating module 100.
Please refer to Fig. 9, in the embodiment of the present invention, principle or the implementation of described fault location algorithm 6000 are as follows:
S20: starting algorithm.Carry out S21.
S21: initial model: load described resource model 1000, described fiber topology model 2000, described route matrix 3000 from database or file, be stored in respectively in different region of memorys according to respective data structures.Carry out S22.
S22: for region of memory described in S21 is assigned a unified management object, to support algorithm run duration model data is read.Carry out S23.
S23: import Cable's Fault information into: fault optical cable is L, the fiber lengths Sn of the described Cable's Fault diagnostic system tester of fault point distance.Carry out S24.
S24: unified management object described in access S22, Gains resources model information is inquired about the details of fault optical cable L from described resource model, if do not find L, carries out S43; Otherwise, obtain route matrix information, whether from described route matrix information, inquire about the corresponding test route R of fault optical cable L existing, if do not exist, carry out S43; Otherwise carry out S25.
S25: create double-precision floating point type variable dTotal, for storing current cumulative optical fiber total length, be initialized as 0.0.Carry out S26.
S26: unified management object described in access S22, obtain fiber topology model information, from described fiber topology model information, obtain each optical cable path details in R, first access article one optical cable path in R.Carry out S27.
S27: unified management object described in access S22, obtain fiber topology model information, from described fiber topology model information, obtain the details of each node in the current optical cable path traveling through, and node visit is set is labeled as " access ".First access is first node wherein.Carry out S28.
S28: the optical fiber total length that first totally ends present node N, be specially: " apart from a upper nodal distance (rice) " property value of getting present node N, with the road surface of a upper node Np apart from Kd, then calculate the fiber lengths Sd=Ld* that Ld is corresponding (" strand shrinkage " property value of 1+L) " natural torsion rate " property value of the cable length Ld=Kd*(1+L that calculating K d is corresponding).Accumulative total fiber lengths dTotal=dTotal+Sd.Carry out S29.
S29: whether more current accumulative total fiber lengths has surpassed described fiber lengths Sn, if surpassed, carries out S30; Otherwise, carry out S34.
S30: localization of faults position is between described node N and described node Np.Carry out S31.
S31: the fiber lengths Δ a of the described node N of fault point distance, i.e. Δ a=dTotal-Sn; Calculate the fiber lengths Δ b of the described node Np of fault point distance, i.e. Δ b=Sn-(dTotal-Sd).Carry out S32.
S32: described fiber lengths Δ a is converted to cable length La, i.e. La=Δ a/ (" strand shrinkage " property value of 1+L), more described cable length La is converted to ground length Pa, i.e. Pa=La/ (" natural torsion rate " property value of 1+L); Described fiber lengths Δ b is converted to cable length Lb, i.e. Lb=Δ b/ (" strand shrinkage " property value of 1+L), more described cable length Lb is converted to ground length Pb, i.e. Pb=Lb/ (" natural torsion rate " property value of 1+L).Carry out S33.
S33: call the locating interface of described WebGIS system 300, import " GPS " property value of " GPS " property value of described node N, described node Np, described La, described Lb into, return to gps coordinate P, P is road surface, fault point coordinate.Carry out S43.
S34: read the access flag of described node N, if its value is for " not access ", carry out S35; Otherwise, carry out S39.
S35: described in mark, the access flag of node N is " accessing ", get " remaining length " property value Ln of described node N, calculate fiber lengths Si corresponding to Ln, Si=Ln* (" strand shrinkage " property value of 1+L), adds up fiber lengths dTotal=dTotal+Si.Carry out S36.
S36: whether more current accumulative total fiber lengths has surpassed described fiber lengths Sn, if surpassed, carries out S37; Otherwise, carry out S39.
S37: localization of faults position is on described node N.Carry out S38.
S38: " GPS " property value P that directly returns to described node N.Carry out S43.
S39: judge and whether also have the access flag of node in described current optical cable path for " not access ", if having, carry out S40; Otherwise, carry out S41.
S40: described current optical cable still has the not node of accessed mistake in path, the next one of accessing described node N is the node of accessed mistake not.Carry out S28.
S41: all nodes in described current optical cable path were all accessed, judges whether described test route R has the optical cable path of not yet accessing.If any, carry out S42; Otherwise, carry out S43.
S42: next of accessing current optical cable path described in described test route R be the optical cable path of accessed mistake not.Carry out S27.
S43: algorithm is finished.
In sum, the embodiment of the present invention describe in detail described localization of fault algorithm 6000 as resource model 1000 as described in how, as described in fiber topology model 2000, as described in route matrix 3000 be foundation, rely on the locating interface of described WebGIS service system 300, the described optical cable L that described Cable's Fault diagnostic system 200 is provided and described fiber lengths Sn information, be converted into the process of road surface geographical coordinate P.The result of calculation of localization of fault algorithm 6000 can be divided three kinds of situations: 1. do not find position of failure point; 2. it is upper that fault point is positioned at node N, and obtain geographical coordinates (for example, latitude * * *, longitude * * *); 3. fault point is between node A and Node B, apart from the how many rice of node A, apart from the how many rice of Node B.If result of calculation be situation 1., illustrate that primary data typing is wrong; Otherwise can accurately send one-dimensional to be repaiied by the ground location providing.
To sum up, in above-mentioned several embodiment, technical solution of the present invention is described, the description of above-mentioned each embodiment emphasizes particularly on different fields, and in some embodiment, describes and does not know part, can be with reference to the associated description in other embodiment.
Therefore, embodiment of the present invention technical scheme, by building successively resource model, fiber topology model and route matrix, completes the base support to location algorithm, the service technology that coordinates generalized information system can show the optical cable routing diagram of whole geographic space model intuitively on GIS map.If now, to leading in cable fault message in this location algorithm, the quick computing of algorithm, will release result of calculation after completing immediately, obtain fault point geographical location information, and be labeled on GIS map.
One of ordinary skill in the art will appreciate that all or part of step in the whole bag of tricks of above-described embodiment can complete by the relevant hardware of program command, this program can be stored in a computer-readable recording medium, and storage medium can comprise: read-only memory, random-access memory, disk or CD etc.
A kind of distribution communications optical cable Fault Locating Method based on the GIS above embodiment of the present invention being provided is described in detail, but the explanation of above embodiment is just understood method of the present invention and core concept thereof for helping, and should not be construed as limitation of the present invention.In the technical scope that those skilled in the art disclose in the present invention, the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.
Claims (10)
1. a distribution communications optical cable Fault Locating Method, is characterized in that, comprising:
Set up the geographic space model of distribution communications optical cable;
According to described geographic space model, on GIS-Geographic Information System GIS map, show the route distribution map of described distribution communications optical cable;
Obtain after Cable's Fault information, according to described route distribution map and default localization of fault algorithm, calculate the geographical location information of fault points of optical cables;
According to described geographical location information, described fault points of optical cables is marked out on described GIS map.
2. method according to claim 1, it is characterized in that, according to described route distribution map and default localization of fault algorithm, before calculating the geographical location information of fault points of optical cables, also comprise: the geographic space model of described distribution communications optical cable of take is basis, in advance design error failure point location algorithm.
3. method according to claim 1, is characterized in that:
The geographic space model of described distribution communications optical cable comprises resource model, fiber topology model and route matrix.
4. method according to claim 3, is characterized in that:
Described resource model comprises one or more offices, and described office is described by one group of property value;
Described office comprises one or more communication stations, 1 or many lightguide cable links and one or more office communication equipment, and described communication station and described lightguide cable link and described office communication equipment are described by one group of property value respectively;
Described communication station comprises one or more station communication equipment, and described station communication equipment is described by one group of property value;
Described lightguide cable link comprises 1 or many optical cable segment, and described optical cable segment is described by one group of property value.
5. method according to claim 4, is characterized in that:
One group of property value of described office comprises: title, address, uniform resource position mark URL, coding and remarks;
One group of property value of described communication station comprises: title, address, URL, coding, type, the unit of maintenance, the state that puts into operation, time and remarks put into operation;
One group of property value of described lightguide cable link comprises: title, URL, coding, type, length, the state that puts into operation, the time of putting into operation, maintenance period, time between overhauls(TBO) and remarks;
One group of property value of described office communication equipment comprises: title, URL, coding, type, model, specification, capacity feature, manufacturer, the unit of maintenance, the state that puts into operation, time and remarks put into operation;
One group of property value of described station communication equipment comprises: title, URL, coding, type, model, specification, capacity feature, manufacturer, the unit of maintenance, the state that puts into operation, time and remarks put into operation;
One group of property value of described optical cable segment comprises: title, URL, coding, type, model, specification, length, strand shrinkage, natural torsion rate, fibre core number, with core number, manufacturer, the unit of maintenance, the state that puts into operation, time and remarks put into operation.
6. method according to claim 3, is characterized in that:
Described fiber topology model comprises one or more nodes, and 1 or many optical cable paths, and described node is described by one group of property value, and described optical cable path is described by one group of property value.
7. method according to claim 6, is characterized in that:
One group of property value of described node comprises: title, coding, node type, correlated resources type, correlated resources title, the upper nodal distance of distance, position number, remaining length, GPS, the first sign in optical cable path and remarks;
One group of property value in described optical cable path comprises: title, coding, path type, cable length, A end position, B end position, path details and remarks.
8. method according to claim 3, is characterized in that:
Described route matrix comprises 1 or many test routes, and described test route is described by one group of property value;
Described test route comprises 1 or many optical cable paths, and every described optical cable path is described by one group of property value.
9. method according to claim 8, is characterized in that:
One group of property value of described test route comprises: title, coding, original position, final position, route details and remarks.
10. a distribution communications optical cable fault locator, is characterized in that, comprising:
Cable's Fault locating module, Cable's Fault diagnostic system, and generalized information system;
Described Cable's Fault locating module comprises:
Set up unit, for setting up the geographic space model of distribution communications optical cable, and according to described geographic space model, on the GIS map providing in described generalized information system, show the route distribution map of described distribution communications optical cable;
Computing unit, for obtaining Cable's Fault information from described Cable's Fault diagnostic system, according to described route distribution map and default localization of fault algorithm, calculates the geographical location information of fault points of optical cables; And according to described geographical location information, on the GIS map providing in described generalized information system, described fault points of optical cables is marked out;
Described Cable's Fault diagnostic system, for obtaining the fault message of distribution communications optical cable, and offers described Cable's Fault locating module by described fault message;
Described generalized information system for GIS map is provided, is shown the route distribution map of described distribution communications optical cable, and mark described fault points of optical cables on described GIS map on described GIS map.
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