Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, a flowchart of a method in embodiment 1 of a method for deeply inspecting a power communication network based on performance and a service channel disclosed in the present invention may include the following steps:
s101, obtaining key performance indexes;
when the power communication network needs to be deeply inspected, because the amount of complex large power grid generated performance data is huge, unnecessary load is generated on a server by directly adopting the full-amount performance data, and the complexity of logic analysis is increased. And cleaning and aggregating the performance data according to the characteristics of the performance data and the network topology relation to obtain a key performance index.
S102, acquiring service channel data;
meanwhile, service channel data of the power communication network are obtained.
S103, analyzing the key performance indexes based on the key performance index analysis model to obtain performance values;
after the key performance index is obtained, the key performance index is further analyzed through a key performance index analysis model to obtain a performance value.
Specifically, the service is carried on a service channel, and the service channel is composed of devices and optical path connections. Selecting key performance indexes reflecting the running state of the equipment and the running state of the optical path: temperature, luminous power, received light power, error code second, serious error code second, unusable second. And carrying out weight quantification and qualification on the degradation degree of the selected performance index.
Temperature: the system automatically records the temperature of the equipment board card, and when the temperature is too high, the operation reliability of the equipment is reduced;
receiving and emitting power: the system automatically records the transmitting and receiving light power of the optical module of the equipment, reflects the attenuation condition of the light path, and judges whether the transmitting and receiving optical module, the optical cable or the tail fiber have faults or not;
error seconds, severe error seconds, unusable seconds: the system automatically records the error code seconds, serious error code seconds and unavailable seconds of the equipment port and reflects the running condition of the port. As shown in table 1, it is a quantitative characterization of key performance indicators.
TABLE 1 quantitative characterization of key Performance indicators
S104, analyzing the service channel data based on the service channel importance evaluation module to obtain a service importance weight;
after the service channel data is obtained, the service channel data is further analyzed through a service channel importance evaluation module to obtain a service importance weight.
Specifically, the service channel is an information transmission channel for providing safety in power grid scheduling, automation, relay protection, safety automatic control, electric power market transaction, enterprise informatization and the like in the whole power system. The importance of service channels of different service types is different, and relay protection and safe automatic control of the service channels are particularly important, and are related to smooth operation of a primary power grid. The quantized assignment of the importance of the power service is shown in table 2.
Table 2 electric power service importance weight quantitative assignment
S105, analyzing the network node weakness based on the performance value and the service importance weight to obtain a network node weakness analysis result, wherein the analysis result comprises the following steps: a network weak node;
then, the network node vulnerability is analyzed, specifically:
the traffic channel is carried over the channel. The network node performance and the service channel importance are comprehensively considered, the network node weakness is analyzed, and the method has important guiding significance for daily-opening network routing inspection work. The network node weakness is obtained by taking the performance value quantification as an index, comprehensively considering the network node performance, the service channel importance and other factors and calculating according to the following formula.
R=Pn*(C1+C2+...+Cm)+(P1’+P2’)*C1+(P3’+P4’)*C2+...+(P3’+P4’)*Cm
In the formula: r represents a network node vulnerability index; pnRepresenting the aggregation of device performance that the network node indirectly affects the traffic channel; p' represents the quantitative nature of the equipment performance point which directly influences the reliability of the service channel; and C represents the traffic channel quantization importance.
The R values are divided into two representation levels: weakness rating, weakness value. Higher rank, higher value indicates weaker network nodes.
According to the characteristics of the performance indexes, the network weak points are decomposed and positioned by combining site data, topology data and distribution data.
When the weak point is the deterioration of the temperature performance, the problem location is carried out according to the following steps:
1. comparing the temperature performance of the equipment at the same station: analyzing whether temperature performance indexes of other equipment in the common station are abnormal or not, and if the temperature performance indexes are abnormal, supposing that the equipment is a power environment fault;
2. comparing the performance of the file with the board card of the equipment: and analyzing whether the temperature performance indexes of other board cards of the same equipment are abnormal or not, and if the temperature performance indexes of other board cards of the same equipment are abnormal, presuming that the fan of the equipment has a fault.
When the weak point is the deterioration of the optical power performance, the problem positioning is carried out according to the following steps:
1. and (3) comparing the performance of the co-cable transmission section: analyzing whether the optical power performance of the co-cable transmission section is abnormal or not, and if the optical power performance is abnormal, presuming that the optical cable has a fault;
2. comparing the performance of the optical port of the same board card: analyzing whether the optical power performance of other optical ports on the same board card is abnormal or not, and if the optical power performance of other optical ports on the same board card is abnormal, predicting the fault of the optical board;
when the weak point is error code second and the performance of unavailable second is degraded, the failure of the port or the transmission channel is presumed.
And S106, determining the routing inspection priority based on the level of the network weak node.
And through the weak analysis of the network nodes, the polling work is carried out aiming at the network weak nodes. According to the weak level of the network node, the weak value carries out grading sequencing on the routing inspection strategies:
1. the weak grade is severe, the inspection priority of the network node is highest, the equipment needs to be concerned, and the equipment is inspected in time;
2. the weak grade is moderate, the inspection priority of the network node is high, the equipment is needed, and an inspection plan is arranged;
3. the weak grade is light, the routing inspection priority of the network node is general, and the performance degradation point is concerned in daily routing inspection;
4. the weak grade is normal, the routing inspection priority of the network node is general, and the routine routing inspection is only needed.
Wherein, the higher the weak value in the same grade is, the higher the patrol priority is.
In summary, in the above embodiment, when deep inspection of the power communication network is required, first obtaining a key performance index, obtaining service channel data, and then analyzing the key performance index based on a key performance index analysis model to obtain a performance value; analyzing the service channel data based on the service channel importance evaluation module to obtain a service importance weight; then, analyzing the network node weakness based on the performance value and the service importance weight to obtain a network node weakness analysis result, wherein the analysis result comprises: a network weak node; and determining the routing inspection priority based on the level of the network weak node. The method can comprehensively consider the importance factors of the service channel path and the service channel based on the performance data of the power communication system, and carry out deep inspection on the power communication network by mining the data association relation.
As shown in fig. 2, which is a flowchart of a method in embodiment 2 of a method for deeply inspecting a power communication network based on performance and a service channel, the method may include the following steps:
s201, acquiring performance data, and cleaning and aggregating the performance data to obtain key performance indexes;
when the power communication network needs to be deeply inspected, because the amount of complex large power grid generated performance data is huge, unnecessary load is generated on a server by directly adopting the full-amount performance data, and the complexity of logic analysis is increased. And cleaning and aggregating the performance data according to the characteristics of the performance data and the network topology relation to obtain a key performance index.
Specifically, the data cleaning includes:
1. the method comprises the following steps that a manufacturer network manager provides a plurality of performance index types, indexes which are representative and influence the operation of a service channel are selected, a key performance index set is formed, and non-key performance index data are filtered;
2. and clearing a large amount of performance data irrelevant to the service channel, for example, a port object without optical path connection does not bear the service channel, but reports a received optical-60 dBm index.
The data aggregation comprises the following steps:
the network equipment is composed of different board cards such as a main control board, a cross board, a clock board, a light board, a circuit board, a fan and the like. The main control board, the clock board, the fan and other types of boards do not directly bear services, but indirectly affect the service channel running in the equipment, and the performance indexes are aggregated in the equipment, so that the complexity of logic analysis is reduced, and the analysis is convenient. The quantitative qualitative formula of the device performance index indirectly influencing the service channel is as follows:
Pn=x*P4+y*P2+z*P1
wherein, PnRepresenting the qualitative performance index of equipment which indirectly influences the service channel by aggregation; x P4Represents x severe performance degradation points; y P2Represents y moderate performance degradation points; z is P1Representing z points of mild performance degradation.
S202, acquiring service channel data;
meanwhile, service channel data of the power communication network are obtained.
S203, analyzing the key performance indexes based on the key performance index analysis model to obtain performance values;
after the key performance index is obtained, the key performance index is further analyzed through a key performance index analysis model to obtain a performance value.
Specifically, the service is carried on a service channel, and the service channel is composed of devices and optical path connections. Selecting key performance indexes reflecting the running state of the equipment and the running state of the optical path: temperature, luminous power, received light power, error code second, serious error code second, unusable second. And carrying out weight quantification and qualification on the degradation degree of the selected performance index.
Temperature: the system automatically records the temperature of the equipment board card, and when the temperature is too high, the operation reliability of the equipment is reduced;
receiving and emitting power: the system automatically records the transmitting and receiving light power of the optical module of the equipment, reflects the attenuation condition of the light path, and judges whether the transmitting and receiving optical module, the optical cable or the tail fiber have faults or not;
error seconds, severe error seconds, unusable seconds: the system automatically records the error code seconds, serious error code seconds and unavailable seconds of the equipment port and reflects the running condition of the port. As shown in table 1, it is a quantitative characterization of key performance indicators.
S204, analyzing the service channel data based on the service channel importance evaluation module to obtain a service importance weight;
after the service channel data is obtained, the service channel data is further analyzed through a service channel importance evaluation module to obtain a service importance weight.
Specifically, the service channel is an information transmission channel for providing safety in power grid scheduling, automation, relay protection, safety automatic control, electric power market transaction, enterprise informatization and the like in the whole power system. The importance of service channels of different service types is different, and relay protection and safe automatic control of the service channels are particularly important, and are related to smooth operation of a primary power grid. The quantized assignment of the importance of the power service is shown in table 2.
S205, analyzing the network node weakness based on the performance value and the service importance weight to obtain a network node weakness analysis result, wherein the analysis result comprises: a network weak node;
then, the network node vulnerability is analyzed, specifically:
the traffic channel is carried over the channel. The network node performance and the service channel importance are comprehensively considered, the network node weakness is analyzed, and the method has important guiding significance for daily-opening network routing inspection work. The network node weakness is obtained by taking the performance value quantification as an index, comprehensively considering the network node performance, the service channel importance and other factors and calculating according to the following formula.
R=Pn*(C1+C2+...+Cm)+(P1’+P2’)*C1+(P3’+P4’)*C2+...+(P3’+P4’)*Cm
In the formula: r represents a network node vulnerability index; pnRepresenting the aggregation of device performance that the network node indirectly affects the traffic channel; p' represents the quantitative nature of the equipment performance point which directly influences the reliability of the service channel; and C represents the traffic channel quantization importance.
The R values are divided into two representation levels: weakness rating, weakness value. Higher rank, higher value indicates weaker network nodes.
According to the characteristics of the performance indexes, the network weak points are decomposed and positioned by combining site data, topology data and distribution data.
When the weak point is the deterioration of the temperature performance, the problem location is carried out according to the following steps:
1. comparing the temperature performance of the equipment at the same station: analyzing whether temperature performance indexes of other equipment in the common station are abnormal or not, and if the temperature performance indexes are abnormal, supposing that the equipment is a power environment fault;
2. comparing the performance of the file with the board card of the equipment: and analyzing whether the temperature performance indexes of other board cards of the same equipment are abnormal or not, and if the temperature performance indexes of other board cards of the same equipment are abnormal, presuming that the fan of the equipment has a fault.
When the weak point is the deterioration of the optical power performance, the problem positioning is carried out according to the following steps:
1. and (3) comparing the performance of the co-cable transmission section: analyzing whether the optical power performance of the co-cable transmission section is abnormal or not, and if the optical power performance is abnormal, presuming that the optical cable has a fault;
2. comparing the performance of the optical port of the same board card: analyzing whether the optical power performance of other optical ports on the same board card is abnormal or not, and if the optical power performance of other optical ports on the same board card is abnormal, predicting the fault of the optical board;
when the weak point is error code second and the performance of unavailable second is degraded, the failure of the port or the transmission channel is presumed.
S206, determining a routing inspection priority based on the level of the network weak node;
and through the weak analysis of the network nodes, the polling work is carried out aiming at the network weak nodes. According to the weak level of the network node, the weak value carries out grading sequencing on the routing inspection strategies:
1. the weak grade is severe, the inspection priority of the network node is highest, the equipment needs to be concerned, and the equipment is inspected in time;
2. the weak grade is moderate, the inspection priority of the network node is high, the equipment is needed, and an inspection plan is arranged;
3. the weak grade is light, the routing inspection priority of the network node is general, and the performance degradation point is concerned in daily routing inspection;
4. the weak grade is normal, the routing inspection priority of the network node is general, and the routine routing inspection is only needed.
Wherein, the higher the weak value in the same grade is, the higher the patrol priority is.
And S207, checking the inspection result based on the network node vulnerability analysis result.
On the basis of the embodiment, the network node vulnerability analysis can also verify the effect after the routing inspection is carried out. Through comparing with the analysis result last time, the quantity change of the weak points at each level is compared with the size change of the weak values, the routing inspection effect can be scientifically and accurately verified, and the elimination of the potential risk of the power communication network is promoted.
As shown in fig. 3, which is a schematic structural diagram of an embodiment 1 of a power communication network deep inspection system based on performance and service channels disclosed in the present invention, the system may include:
a first obtaining module 301, configured to obtain a key performance index;
a second obtaining module 302, configured to obtain service channel data;
a first analysis module 303, configured to analyze the key performance index based on the key performance index analysis model to obtain a performance value;
a second analysis module 304, configured to analyze the service channel data based on the service channel importance evaluation module to obtain a service importance weight;
a third analyzing module 305, configured to analyze the vulnerability of the network node based on the performance value and the service importance weight to obtain a vulnerability analyzing result of the network node, where the analyzing result includes: a network weak node;
a determining module 306, configured to determine a patrol priority based on the level of the network weak node.
The working principle of the power communication network deep inspection system based on the performance and the service channel disclosed in this embodiment is the same as that of the power communication network deep inspection method based on the performance and the service channel in embodiment 1, and is not described herein again.
As shown in fig. 4, which is a schematic structural diagram of an embodiment 2 of a power communication network deep inspection system based on performance and service channels disclosed in the present invention, the system may include:
the first obtaining module 401 is configured to obtain performance data, and perform cleaning and aggregation on the performance data to obtain a key performance index;
a second obtaining module 402, configured to obtain service channel data;
a first analysis module 403, configured to analyze the key performance index based on the key performance index analysis model to obtain a performance value;
a second analysis module 404, configured to analyze the service channel data based on the service channel importance evaluation module to obtain a service importance weight;
a third analysis module 405, configured to analyze the vulnerability of the network node based on the performance value and the service importance weight to obtain a vulnerability analysis result of the network node, where the analysis result includes: a network weak node;
a determining module 406, configured to determine a polling priority based on a level of a network weak node;
and the checking module 407 is configured to check the inspection result based on the network node vulnerability analysis result.
On the basis of the embodiment, the network node vulnerability analysis can also verify the effect after the routing inspection is carried out. Through comparing with the analysis result last time, the quantity change of the weak points at each level is compared with the size change of the weak values, the routing inspection effect can be scientifically and accurately verified, and the elimination of the potential risk of the power communication network is promoted.
The working principle of the power communication network deep inspection system based on the performance and the service channel disclosed in this embodiment is the same as that of the power communication network deep inspection method based on the performance and the service channel in embodiment 2, and is not described herein again.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. A software module may reside in Random Access Memory (RAM), memory, Read Only Memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.