CN104301137A - Method and system for analyzing influences of electric power communication faults on services - Google Patents
Method and system for analyzing influences of electric power communication faults on services Download PDFInfo
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Abstract
The invention discloses a method and system for analyzing the influences of electric power communication faults on services and belongs to the field of electric power communication. The system comprises a power grid service resource database and a database of association rules for alarm giving objects and transmission channels, a real-time acquisition module, a preprocessing module and a real-time analysis module. The preprocessing module is used for performing normalization processing on alarm information of a communication network acquired by the real-time acquisition module, matching the alarm information with the transmission channels and classifying the alarm information according to the transmission channels. The real-time analysis module is used for performing correlation analysis on the alarm information matched with the transmission channels, finding out source alarms, determining the degrees of the influences of the source alarm information on the transmission channels and then determining the influences of the alarms on power grid services. Through the method and system, the accuracy of the analysis result can be improved, and the degrees of the influences of fault events on power grid services can be analyzed in a more detailed mode.
Description
Technical field
The present invention relates to a kind of method that communication failure has an impact to business, be applied to field of electric power communication.
Background technology
In traditional electric communication operation and maintenance process, mainly to communication network, real time monitoring and troubleshooting are carried out from equipment aspect and network level to the supervision of powerline network and troubleshooting, to ensureing the normal operation of communication system of power grids business.Along with national intelligent grid Fast Construction, communication network O&M need rise to service-oriented aspect from traditional equipment oriented, network level, rises to initiatively O&M from traditional passive O&M.Therefore, the research and apply of communication failure to service impact automatic analysis is carried out significant.In power communication running; business is divided into scheduling production business and management service; scheduling production business is the key business ensureing power network safety operation; mainly comprise relaying protection business, stable service control, dispatching automation, dispatching telephone etc., scheduling production service needed distinctive signal transmits specially.Ensure that the normal operation of scheduling production business is one of key link of guarantee grid equipment correct operation, if power communication channel breaks down, scheduling signals can be caused not transmit or to misinformate, this will cause great electricity net safety stable accident.Therefore, when powerline network breaks down, need to analyze the impact of produced fault on electrical network business automatically, accurately and real-time, the very first time informs that communication operation maintenance personnel carries out the guarantee of service communication passage and troubleshooting, and the very first time, informing business department took measures.
Chinese patent literature CN101808351A discloses a kind of business impact analysis method and system, and the method comprises: the event that the resource that capturing service is correlated with produces; According to incidence relation between event related resource and resource, correlation analysis is carried out to the event gathered, determine root event; Determine that root event affects situation to business.This inventive method and system can improve the efficiency of business impact analysis, find the affected degree of influenced business.In currently available technology, communication network failure is generally by setting up service resources model to the analysis of service impact, portrays the requirement of user to business, the event of capturing service correlated resources according to SLA (SLA), comprehensively analyze, to the impact of being out of order on business.
And in power communication, and in power communication, also relate to the active and standby route of the active and standby transmission channel of carrying electrical network business, the bearer service of electric power system, the division of electrical network business is different from general communication service, and the transmission channel of root event, bearer service is also different from general communication service.Alarm often occurs on concrete equipment, as: light mouth, electric mouth, board etc., these actual physical resources (can be referred to as the object at warning information place) that Internet Transmission warning information occurs are also different from general communication service.
Summary of the invention
What the technical problem to be solved in the present invention was to provide that a kind of analyzing communication fault for field of power communication produces business affects method, to improve when power communication system breaks down the impact that electrical network business produces.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
Power communication fault, to the analytical method of service impact, comprises the association rule database of electrical network service resources database and alarm place object and the transmission channel set up in advance; Electrical network service resources database comprises the bearing relation of network configuration information, the electrical network business information of manual typing, business and transmission channel; Association rule database comprises the associated data of alarm place object and transmission channel, the root alarm regulation searching Root alarm based on transmission channel and Root alarm to the rule list of transmission channel influence degree;
Comprise the following steps during analysis:
(1) collection communication network warning information and be normalized,
(2) warning information after normalized is mated with transmission channel, and according to the transmission channel of different service types, warning information is classified;
(3) correlation analysis is carried out to the warning information matching transmission channel, finds out Root alarm, and by inquiry association rule database in Root alarm to the rule list determination Root alarm information of transmission channel influence degree to the influence degree of transmission channel; Simultaneously, retrieve according to the bearing relation of the business in electrical network service resources database and transmission channel the transmission channel carrying electrical network business and whether there is primary transmission channel and standby transport passage, if have, then respectively primary transmission channel and standby transport passage are analyzed;
(4) according to the alarm on the primary transmission channel of electrical network business, standby transport passage on the impact of transmission channel, determine the impact of alarm on electrical network business.
The further improvement of said method of the present invention is:
The information that the network configuration information of described electrical network service resources database comprises has: the configuration of facility information, SDH transmission network, SDH transmission channel, route, transmission multiplex section, network element, board, port, time slot, time-slot cross.
The normalized of described step (1) be based on electrical network service bearer in synchronized data generation function transmission channel, Unify legislation is done in the same alarm produced by the equipment of different manufacturers, then being classified by alarm place object, is process according to the physical layer in line side, multiplex section, higher order path, low order channel place physical port, logic port, branch road 2M port during normalized; After completing normalized, warning information is stored in association rule database.
Mating of warning information and transmission channel is the associated data of alarm place object in transmission channel information by retrieving electrical network service resources database and association rule database and transmission channel in described step (2), determines the equipment at warning information place and the transmission channel at place.
The method finding Root alarm in described step (3) is that to utilize transmission channel to transmit warning information be feature end to end; carry out correlation analysis to each warning information and find out initiation warning information AIS and Root alarm information LOS, filtering simultaneously has the Single Point of Faliure warning information in transmission channel protection looped network situation.
When determining alarm in described step (4) to electrical network service impact, if primary transmission channel is not affected, and standby transport passage is affected, then business is not affected, and sends the pre-warning information that standby transport passage breaks down; If primary transmission channel is affected, and standby transport passage is not affected, then business is not affected, and sends the pre-warning information that primary transmission channel breaks down; If primary transmission channel and the standby transport passage of carrying electrical network business are all affected, then business is affected, the influenced information of the business that sends.
A kind of power communication fault is to the analytical system of service impact, comprise service resources data module, correlation rule module, Real-time Collection module, pretreatment module, real-time analysis module, Real-time Collection module is connected with the communication network of outside, pretreatment module, service resources data module respectively, pretreatment module, service resources data module, correlation rule module are connected respectively to real-time analysis module, real-time analysis model calling display system, wherein:
Store the bearing relation comprising network configuration information, electrical network business information, business and transmission channel in service resources data module, wherein network configuration information includes: the configuration of Equipments Setting, SDH transmission network, SDH transmission channel data model, route, transmission multiplex section, network element, board, port, time slot, time-slot cross.
Store the associated data of alarm place object and transmission channel in correlation rule module, search the root alarm regulation of Root alarm and Root alarm based on transmission channel to the rule list of transmission channel influence degree,
The network configuration information of the northbound interface Real-time Collection communication network that Real-time Collection module is provided by SDH transmission equipment, equipment performance and warning information also send into pretreatment module, and wherein network configuration information also sends into service resources data module;
Pretreatment module accepts from the warning information of Real-time Collection module, equipment performance and network configuration information, warning information is normalized, warning information is first tied to a resource, and warning information is tied to transmission channel by the associated data then retrieving alarm place object and transmission channel; Described some resource comprises concrete time slot, port, board, network element;
Real-time analysis module receives the warning information from pretreatment module, alarm place object in retrieval service resource data module in the transmission channel data of network configuration information and correlation rule module and the associated data of transmission channel, according to the bearing relation of equipment, transmission channel, business and transmission channel and network configuration information and warning information, real-time analysis goes out the impact of warning information on electrical network business, and analysis result is sent to display system shows.
Owing to adopting technique scheme, the beneficial effect that the present invention produces is:
Warning information, by setting up complete concrete service resources model, is matched primary transmission channel and the standby transport passage of carrying electrical network business, can analyze power telecom network and break down to the degree of electrical network service impact by the present invention.
Meanwhile, to establish based on the Root alarm rule base of transmission channel and warning information the rule list of transmission channel influence degree, improve precision of analysis.The present invention can meet the particular/special requirement of electrical network business, as time delay, transmission bandwidth, transmission standard, active and standby route etc., the analysis of the present invention to root event and Root alarm information is based upon in this particular resource object of transmission channel, the influence degree that analysis of failure event that can be more careful produces business.
Accompanying drawing explanation
Fig. 1 is the flow chart of analytical method of the present invention;
Fig. 2 is the block diagram of analytical system of the present invention.
Embodiment
Power communication fault of the present invention, to the analytical method of service impact, is first the association rule database setting up electrical network service resources database and alarm place object and transmission channel; Electrical network service resources database comprises the bearing relation of network configuration information, the electrical network business information of manual typing, business and transmission channel.The information that the network configuration information of electrical network service resources database comprises has: the configuration of facility information, SDH transmission network, SDH transmission channel, route, transmission multiplex section, network element, board, port, time slot, time-slot cross.
Association rule database comprises the associated data of alarm place object and transmission channel, the root alarm regulation searching Root alarm based on SDH transmission channel and Root alarm to the rule list of transmission channel influence degree.
Comprise the following steps during service impact at analysis of failure:
(1) collection communication network warning information and be normalized.
Because the equipment of different manufacturers is distinguished in description to some extent to same type alarm, normalized be based on electrical network service bearer in synchronized data generation function transmission channel, according to electrical network traffic performance, Unify legislation is done by the same alarm produced the equipment of different manufacturers, form unified standard, then being classified by alarm place object, is process according to the physical layer in the line side be connected with PDH or switching equipment, multiplex section, higher order path, low order channel place physical port, logic port, branch road 2M port during normalized; After completing normalized, warning information is stored in association rule database.
(2) warning information after normalized is mated with transmission channel, and according to the transmission channel of different service types, warning information is classified, with the transmission channel according to alarm place equipment and place, the degree determined the type of service that alarm affects and may endanger.
Transmission channel is by the communication path end to end of multiple equipment connection; transmission channel can carry different electrical network business; as: relaying protection business, automation business; dispatching exchange business, the administrative reciprocal exchange of business etc.; the significance level of different business is different, also different to the requirement of transmission channel.Mating of described warning information and transmission channel is the associated data of alarm place object in transmission channel information by retrieving electrical network service resources database and association rule database and transmission channel, finds and determines the equipment at warning information place and the transmission channel at place.As transmission channel is made up of multiple device id, have the information of a device attribute in warning information, this information stores the device id of actual generation alarm, searching by ID, can determine the relation of alarm and transmission channel, this coupling is realized by data base querying.
(3) correlation analysis is carried out to the warning information matching transmission channel, finds out Root alarm, and by inquiry association rule database in Root alarm to the rule list determination Root alarm information of transmission channel influence degree to the influence degree of transmission channel.
In transmission system, after certain device fails produces alarm, the equipment that upstream and downstream can be made to follow faulty equipment to connect also produces alarm, thus derive a lot of alarm, and the equipment broken down often only has one, correlation analysis often will find out the alarm equipment that can reflect true fault, removes derivative alarm.Finding the method for Root alarm is that to utilize transmission channel to transmit warning information be feature end to end, correlation analysis is carried out to each warning information and finds out initiation warning information AIS and Root alarm information LOS, there is alarm in the A end as transmission channel, Z end then causes ais alarm, for the ais alarm of LOS and the Z end that the A of this transmission channel holds, the LOS alarm of A end is exactly Root alarm, filtering simultaneously has the Single Point of Faliure warning information in transmission channel protection looped network situation, system can be switched and be carried out looped network protection, although there is alarm to produce, but transmission channel is not end to end impacted, can this part warning information of filtering.
Warning information is the technology based on communication equipment producer experts database on the determination that transmission channel affects, for the SDH transmission network that devices from different manufacturers builds, setting up the rule list of warning information type to transmission channel influence degree, learning the influence degree of alarm to transmission channel by inquiring about this rule list.
Simultaneously, retrieve according to the bearing relation of the business in electrical network service resources database and transmission channel the transmission channel carrying electrical network business and whether there is primary transmission channel and standby transport passage, if existing primary transmission channel also has standby transport passage, then respectively primary transmission channel and standby transport passage are analyzed.Generally first primary transmission channel is analyzed, after completing the analysis of primary transmission channel, carry out standby transport multichannel analysis according to same step again.
(4) according to the alarm on the primary transmission channel of electrical network business, standby transport passage on the impact of transmission channel, determine the impact of alarm on electrical network business.When determining alarm to electrical network service impact, if primary transmission channel is not affected, and standby transport passage is affected, then business is not affected, and sends the pre-warning information that standby transport passage breaks down; If primary transmission channel is affected, and standby transport passage is not affected, then business is not affected, and sends the pre-warning information that primary transmission channel breaks down; If primary transmission channel and the standby transport passage of carrying electrical network business are all affected, then business is affected, the influenced information of the business that sends.
The analytical system of power communication fault of the present invention to service impact comprises service resources data module, correlation rule module, Real-time Collection module, pretreatment module, real-time analysis module, Real-time Collection module is connected with the communication network of outside, pretreatment module, service resources data module respectively, pretreatment module, service resources data module, correlation rule module are connected respectively to real-time analysis module, real-time analysis model calling display system, wherein:
Store the bearing relation comprising network configuration information, electrical network business information, business and transmission channel in service resources data module, wherein network configuration information includes: the configuration of Equipments Setting, SDH transmission network, SDH transmission channel data model, route, transmission multiplex section, network element, board, port, time slot, time-slot cross etc.
Store the associated data of alarm place object and transmission channel in correlation rule module, search the root alarm regulation of Root alarm and Root alarm based on transmission channel to the rule list of transmission channel influence degree,
Network configuration information, equipment performance (as the error rate etc.) and warning information in the northbound interface Real-time Collection communication network that Real-time Collection module is provided by SDH transmission equipment, then they are sent into pretreatment module, wherein network configuration information also sends into service resources data module.
Pretreatment module accepts the warning information from Real-time Collection module, the equipment performance of characterization device operating state and network configuration information, warning information is normalized, then the binding of warning information to concrete service resources is completed, concrete service resources comprises equipment (as network element, board, port, time slot etc.), transmission channel, incidence relation etc., wherein warning information comprises two step operations to the binding of service resources: warning information is first tied to a resource, warning information is tied to transmission channel by associated data again that then retrieve alarm place object and transmission channel, described some resource comprises concrete time slot, port, board, network element.
Real-time analysis module receives the warning information from pretreatment module, then the associated data of alarm place object in the transmission channel data of network configuration information in retrieval service resource data module and correlation rule module and transmission channel is gone, according to the bearing relation of equipment, transmission channel, business and transmission channel and network configuration information and warning information, real-time analysis goes out the impact of warning information on electrical network business, and analysis result is sent to display system shows.
Claims (7)
1. power communication fault is to the analytical method of service impact, it is characterized in that: the association rule database comprising electrical network service resources database and alarm place object and the transmission channel set up in advance; Electrical network service resources database comprises the bearing relation of network configuration information, the electrical network business information of manual typing, business and transmission channel; Association rule database comprises the associated data of alarm place object and transmission channel, the root alarm regulation searching Root alarm based on transmission channel and Root alarm to the rule list of transmission channel influence degree;
Comprise the following steps during analysis:
(1) collection communication network warning information and be normalized,
(2) warning information after normalized is mated with transmission channel, and according to the transmission channel of different service types, warning information is classified;
(3) correlation analysis is carried out to the warning information matching transmission channel, finds out Root alarm, and by inquiry association rule database in Root alarm to the rule list determination Root alarm information of transmission channel influence degree to the influence degree of transmission channel; Simultaneously, retrieve according to the bearing relation of the business in electrical network service resources database and transmission channel the transmission channel carrying electrical network business and whether there is primary transmission channel and standby transport passage, if have, then respectively primary transmission channel and standby transport passage are analyzed;
(4) according to the alarm on the primary transmission channel of electrical network business, standby transport passage on the impact of transmission channel, determine the impact of alarm on electrical network business.
2. power communication fault according to claim 1 is to the analytical method of service impact, it is characterized in that the information that the network configuration information of described electrical network service resources database comprises has: the configuration of facility information, SDH transmission network, SDH transmission channel, route, transmission multiplex section, network element, board, port, time slot, time-slot cross.
3. power communication fault according to claim 1 is to the analytical method of service impact, it is characterized in that the normalized of described step (1) be based on electrical network service bearer in synchronized data generation function transmission channel, Unify legislation is done in the same alarm produced by the equipment of different manufacturers, then being classified by alarm place object, is process according to the physical layer in line side, multiplex section, higher order path, low order channel place physical port, logic port, branch road 2M port during normalized; After completing normalized, warning information is stored in association rule database.
4. power communication fault according to claim 1 is to the analytical method of service impact, it is characterized in that mating of warning information and transmission channel in described step (2) is the associated data of alarm place object in transmission channel information by retrieving electrical network service resources database and association rule database and transmission channel, determining the equipment at warning information place and the transmission channel at place.
5. power communication fault according to claim 1 is to the analytical method of service impact; the method that it is characterized in that finding in described step (3) Root alarm is that to utilize transmission channel to transmit warning information be feature end to end; carry out correlation analysis to each warning information and find out initiation warning information AIS and Root alarm information LOS, filtering simultaneously has the Single Point of Faliure warning information in transmission channel protection looped network situation.
6. power communication fault according to claim 1 is to the analytical method of service impact, when it is characterized in that determining alarm to electrical network service impact in described step (4), if primary transmission channel is not affected, and standby transport passage is affected, then business is not affected, and sends the pre-warning information that standby transport passage breaks down; If primary transmission channel is affected, and standby transport passage is not affected, then business is not affected, and sends the pre-warning information that primary transmission channel breaks down; If primary transmission channel and the standby transport passage of carrying electrical network business are all affected, then business is affected, the influenced information of the business that sends.
7. the power communication fault realizing method described in claim 1 ~ 6 is to the analytical system of service impact, it is characterized in that comprising service resources data module, correlation rule module, Real-time Collection module, pretreatment module, real-time analysis module, Real-time Collection module is connected with the communication network of outside, pretreatment module, service resources data module respectively, pretreatment module, service resources data module, correlation rule module are connected respectively to real-time analysis module, real-time analysis model calling display system, wherein:
Store the bearing relation comprising network configuration information, electrical network business information, business and transmission channel in service resources data module, wherein network configuration information includes: the configuration of Equipments Setting, SDH transmission network, SDH transmission channel data model, route, transmission multiplex section, network element, board, port, time slot, time-slot cross;
?store the associated data of alarm place object and transmission channel in correlation rule module, search the root alarm regulation of Root alarm and Root alarm based on transmission channel to the rule list of transmission channel influence degree,
The network configuration information of the northbound interface Real-time Collection communication network that Real-time Collection module is provided by SDH transmission equipment, equipment performance and warning information also send into pretreatment module, and wherein network configuration information also sends into service resources data module;
Pretreatment module accepts from the warning information of Real-time Collection module, equipment performance and network configuration information, warning information is normalized, warning information is first tied to a resource, and warning information is tied to transmission channel by the associated data then retrieving alarm place object and transmission channel; Described some resource comprises concrete time slot, port, board, network element;
Real-time analysis module receives the warning information from pretreatment module, alarm place object in retrieval service resource data module in the transmission channel data of network configuration information and correlation rule module and the associated data of transmission channel, according to the bearing relation of equipment, transmission channel, business and transmission channel and network configuration information and warning information, real-time analysis goes out the impact of warning information on electrical network business, and analysis result is sent to display system shows.
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