CN103278731B - A kind of method for diagnosing faults based on secondary loop information and system - Google Patents
A kind of method for diagnosing faults based on secondary loop information and system Download PDFInfo
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- CN103278731B CN103278731B CN201310187702.0A CN201310187702A CN103278731B CN 103278731 B CN103278731 B CN 103278731B CN 201310187702 A CN201310187702 A CN 201310187702A CN 103278731 B CN103278731 B CN 103278731B
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- 238000003745 diagnosis Methods 0.000 claims abstract description 54
- 230000000875 corresponding effect Effects 0.000 claims description 32
- 230000002159 abnormal effect Effects 0.000 claims description 12
- 238000012216 screening Methods 0.000 claims description 8
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Abstract
The present invention discloses a kind of method for diagnosing faults based on secondary loop information and system.Described method comprises: obtain secondary loop alarm information; Determine that corresponding multiple of described secondary loop alarm information wait to diagnose secondary device; Obtain the topological relation between secondary device and primary equipment; According to described topological relation, described in determining, wait the primary equipment diagnosing secondary device corresponding; Obtain the status information of described primary equipment; According to described status information, treat that diagnosis secondary device screens to described, determine the actual secondary device broken down, or, determine the actual primary equipment broken down.Adopt method of the present invention or system, the accuracy of the diagnosis of the failure message for secondary circuit can be improved, prevent wrong diagnosis.
Description
Technical field
The present invention relates to electric circuit inspection field, particularly relate to a kind of method for diagnosing faults based on secondary loop information and system.
Background technology
Along with the development of computing machine and mechanics of communication, the smart machines such as microcomputer type relay protection, aut.eq., fault oscillograph are used in a large number in electrical network.When electric system is broken down or be disturbed, these equipment can record a large amount of data and information.Power dispatch data network can be built according to these data and information.The construction of power dispatch data network, makes dispatching terminal more convenient with communicating of plant stand end, and this creates good condition for relay protection.
Electric network failure diagnosis is electric grid relay protection critical function; the method of electric network failure diagnosis mainly; energy management system (EMS) collects running status and the measured value of equipment in electrical network by the remote transmission terminal unit (RTU) being arranged on plant stand, makes management and running personnel energy tracking in time, adjustment operation states of electric power system.But electric network failure diagnosis method of the prior art, for the failure message of secondary circuit, the accuracy of diagnosis is not very high, occurs wrong diagnosis sometimes.
Summary of the invention
The object of this invention is to provide a kind of method for diagnosing faults based on secondary loop information and system, the accuracy of the diagnosis of the failure message for secondary circuit can be improved, prevent wrong diagnosis.
For achieving the above object, the invention provides following scheme:
Based on a method for diagnosing faults for secondary loop information, comprising:
Obtain secondary loop alarm information;
Determine that corresponding multiple of described secondary loop alarm information wait to diagnose secondary device;
Obtain the topological relation between secondary device and primary equipment;
According to described topological relation, described in determining, wait the primary equipment diagnosing secondary device corresponding;
Obtain the status information of described primary equipment;
According to described status information, treat that diagnosis secondary device screens to described, determine the actual secondary device broken down, or, determine the actual primary equipment broken down.
Optionally, described to described treat diagnosis secondary device screen, determine the actual secondary device broken down, comprising:
Choose one to wait to diagnose secondary device;
The status information of the primary equipment that diagnosis secondary device is corresponding is treated described in searching;
Judge whether described status information represents that described primary equipment is in normal operating conditions, obtains the first judged result;
When described first judged result represents that described primary equipment is in normal operating conditions, described in choosing, treat that diagnosis secondary device is defined as the actual secondary device broken down.
Optionally, described to described treat diagnosis secondary device screen, determine the actual primary equipment broken down, comprising:
Choose one to wait to diagnose secondary device;
The status information of the primary equipment that diagnosis secondary device is corresponding is treated described in searching;
Judge whether described status information represents that described primary equipment is in normal operating conditions, obtains the first judged result;
When described first judged result represents that described primary equipment is in abnormal operating state, described primary equipment is defined as the actual primary equipment broken down.
Optionally, the status information of the described primary equipment of described acquisition, comprising:
To described primary equipment sending controling instruction;
Judge whether described primary equipment performs corresponding action according to described steering order;
If so, then generate for representing that described primary equipment is in the first status information of normal operating conditions;
Otherwise, generate for representing that described primary equipment is in the second status information of abnormal operating state.
Based on a fault diagnosis system for secondary loop information, comprising:
Secondary loop alarm information acquisition module, for obtaining secondary loop alarm information;
Treat diagnosis secondary device determination module, for determining that multiple treating corresponding to described secondary loop alarm information diagnoses secondary device;
Topological relation acquisition module, for obtaining the topological relation between secondary device and primary equipment;
Primary equipment determination module, for according to described topological relation, waits the primary equipment diagnosing secondary device corresponding described in determining;
State information acquisition module, for obtaining the status information of described primary equipment;
To described, screening module, for according to described status information, treats that diagnosis secondary device screens, determines the actual secondary device broken down, or, determine the actual primary equipment broken down.
Optionally, described screening module, comprising:
Secondary device chooses unit, waits to diagnose secondary device for choosing one;
Status information searches unit, for waiting to diagnose the status information of primary equipment that secondary device is corresponding described in searching;
Judging unit, for judging whether described status information represents that described primary equipment is in normal operating conditions, obtains the first judged result;
Fault secondary device determining unit, for when described first judged result represents that described primary equipment is in normal operating conditions, treats that diagnosis secondary device is defined as the actual secondary device broken down described in choosing.
Optionally, described screening module, comprising:
Secondary device chooses unit, waits to diagnose secondary device for choosing one;
Status information searches unit, for waiting to diagnose the status information of primary equipment that secondary device is corresponding described in searching;
Judging unit, for judging whether described status information represents that described primary equipment is in normal operating conditions, obtains the first judged result;
Fault primary equipment determining unit, for when described first judged result represents that described primary equipment is in abnormal operating state, is defined as the actual primary equipment broken down by described primary equipment.
Optionally, described state information acquisition module, comprising:
Steering order transmitting element, for described primary equipment sending controling instruction;
Second judging unit, for judging whether described primary equipment performs corresponding action according to described steering order;
First status information generation unit, for when the judged result of described second judging unit is for being, generates for representing that described primary equipment is in the first status information of normal operating conditions;
Second state information generating unit, for when the judged result of described second judging unit is no, generates for representing that described primary equipment is in the second status information of abnormal operating state.
According to specific embodiment provided by the invention, the invention discloses following technique effect:
Method for diagnosing faults based on secondary loop information of the present invention and system, by obtaining the topological relation between secondary device and primary equipment, and treat the status information of the primary equipment that diagnosis secondary device is corresponding, according to described status information, treat that diagnosis secondary device screens to described, determine the actual secondary device that breaks down or primary equipment, the accuracy of the diagnosis of the failure message for secondary circuit can be improved, prevent wrong diagnosis.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the process flow diagram of the method for diagnosing faults embodiment based on secondary loop information of the present invention;
Fig. 2 is the structural drawing of the fault diagnosis system embodiment based on secondary loop information of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the process flow diagram of the method for diagnosing faults embodiment based on secondary loop information of the present invention.As shown in Figure 1, described method can comprise:
Step 101: obtain secondary loop alarm information;
Step 102: determine that corresponding multiple of described secondary loop alarm information wait to diagnose secondary device;
After primary equipment in primary circuit breaks down, secondary device can be caused to generate secondary loop alarm information.If have multiple secondary device in the secondary circuit that this primary circuit is corresponding, then the plurality of secondary device all can generate secondary loop alarm information.In this step, the plurality of secondary device can be just that described multiple waiting diagnoses secondary device.
Step 103: obtain the topological relation between secondary device and primary equipment;
Described topological relation refers to described secondary device and described primary equipment annexation in circuit.
Step 104: according to described topological relation, waits the primary equipment diagnosing secondary device corresponding described in determining;
According to described secondary device and described primary equipment annexation in circuit, described in can determining, treat which primary equipment diagnosis secondary device is controlled by.
Step 105: the status information obtaining described primary equipment;
Concrete, obtain the status information of described primary equipment, following step can be adopted:
To described primary equipment sending controling instruction;
Judge whether described primary equipment performs corresponding action according to described steering order;
If so, then generate for representing that described primary equipment is in the first status information of normal operating conditions;
Otherwise, generate for representing that described primary equipment is in the second status information of abnormal operating state.
To described, step 106: according to described status information, treats that diagnosis secondary device screens, determines the actual secondary device broken down, or, determine the actual primary equipment broken down.
Concrete, describedly treat that diagnosis secondary device screens to described, determine the actual secondary device broken down, can comprise the steps:
Choose one to wait to diagnose secondary device;
The status information of the primary equipment that diagnosis secondary device is corresponding is treated described in searching;
Judge whether described status information represents that described primary equipment is in normal operating conditions, obtains the first judged result;
When described first judged result represents that described primary equipment is in normal operating conditions, described in choosing, treat that diagnosis secondary device is defined as the actual secondary device broken down.
Described to described treat diagnosis secondary device screen, determine the actual primary equipment broken down, can comprise the steps:
Choose one to wait to diagnose secondary device;
The status information of the primary equipment that diagnosis secondary device is corresponding is treated described in searching;
Judge whether described status information represents that described primary equipment is in normal operating conditions, obtains the first judged result;
When described first judged result represents that described primary equipment is in abnormal operating state, described primary equipment is defined as the actual primary equipment broken down.
In sum, the method for diagnosing faults based on secondary loop information of the present embodiment, by obtaining the topological relation between secondary device and primary equipment, and treat the status information of the primary equipment that diagnosis secondary device is corresponding, according to described status information, treat that diagnosis secondary device screens to described, determine the actual secondary device that breaks down or primary equipment, the accuracy of the diagnosis of the failure message for secondary circuit can be improved, prevent wrong diagnosis.
The invention also discloses a kind of fault diagnosis system based on secondary loop information.Fig. 2 is the structural drawing of the fault diagnosis system embodiment based on secondary loop information of the present invention.As shown in Figure 2, described system can comprise:
Secondary loop alarm information acquisition module 201, for obtaining secondary loop alarm information;
Treat diagnosis secondary device determination module 202, for determining that multiple treating corresponding to described secondary loop alarm information diagnoses secondary device;
Topological relation acquisition module 203, for obtaining the topological relation between secondary device and primary equipment;
Primary equipment determination module 204, for according to described topological relation, waits the primary equipment diagnosing secondary device corresponding described in determining;
State information acquisition module 205, for obtaining the status information of described primary equipment;
To described, screening module 206, for according to described status information, treats that diagnosis secondary device screens, determines the actual secondary device broken down, or, determine the actual primary equipment broken down.
Concrete, described state information acquisition module 205, can comprise:
Steering order transmitting element, for described primary equipment sending controling instruction;
Second judging unit, for judging whether described primary equipment performs corresponding action according to described steering order;
First status information generation unit, for when the judged result of described second judging unit is for being, generates for representing that described primary equipment is in the first status information of normal operating conditions;
Second state information generating unit, for when the judged result of described second judging unit is no, generates for representing that described primary equipment is in the second status information of abnormal operating state.
Described screening module 206, can comprise:
Secondary device chooses unit, waits to diagnose secondary device for choosing one;
Status information searches unit, for waiting to diagnose the status information of primary equipment that secondary device is corresponding described in searching;
Judging unit, for judging whether described status information represents that described primary equipment is in normal operating conditions, obtains the first judged result;
Fault secondary device determining unit, for when described first judged result represents that described primary equipment is in normal operating conditions, treats that diagnosis secondary device is defined as the actual secondary device broken down described in choosing.
Described screening module 206, can also comprise:
Secondary device chooses unit, waits to diagnose secondary device for choosing one;
Status information searches unit, for waiting to diagnose the status information of primary equipment that secondary device is corresponding described in searching;
Judging unit, for judging whether described status information represents that described primary equipment is in normal operating conditions, obtains the first judged result;
Fault primary equipment determining unit, for when described first judged result represents that described primary equipment is in abnormal operating state, is defined as the actual primary equipment broken down by described primary equipment.
In sum, the fault diagnosis system based on secondary loop information of the present embodiment, by obtaining the topological relation between secondary device and primary equipment, and treat the status information of the primary equipment that diagnosis secondary device is corresponding, according to described status information, treat that diagnosis secondary device screens to described, determine the actual secondary device that breaks down or primary equipment, the accuracy of the diagnosis of the failure message for secondary circuit can be improved, prevent wrong diagnosis.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For system disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications.In sum, this description should not be construed as limitation of the present invention.
Claims (4)
1. based on a method for diagnosing faults for secondary loop information, it is characterized in that, comprising:
Obtain secondary loop alarm information;
Determine that corresponding multiple of described secondary loop alarm information wait to diagnose secondary device;
Obtain the topological relation between secondary device and primary equipment;
According to described topological relation, described in determining, wait the primary equipment diagnosing secondary device corresponding;
Obtain the status information of described primary equipment;
According to described status information, treat that diagnosis secondary device screens to described, determine the actual secondary device broken down, or, determine the actual primary equipment broken down; Described to described treat diagnosis secondary device screen, determine the actual secondary device broken down, or, determine that the actual primary equipment broken down comprises:
Choose one to wait to diagnose secondary device;
The status information of the primary equipment that diagnosis secondary device is corresponding is treated described in searching;
Judge whether described status information represents that described primary equipment is in normal operating conditions, obtains the first judged result;
When described first judged result represents that described primary equipment is in normal operating conditions, described in choosing, treat that diagnosis secondary device is defined as the actual secondary device broken down;
When described first judged result represents that described primary equipment is in abnormal operating state, described primary equipment is defined as the actual primary equipment broken down.
2. method according to claim 1, is characterized in that, the status information of the described primary equipment of described acquisition, comprising:
To described primary equipment sending controling instruction;
Judge whether described primary equipment performs corresponding action according to described steering order;
If so, then generate for representing that described primary equipment is in the first status information of normal operating conditions;
Otherwise, generate for representing that described primary equipment is in the second status information of abnormal operating state.
3. based on a fault diagnosis system for secondary loop information, it is characterized in that, comprising:
Secondary loop alarm information acquisition module, for obtaining secondary loop alarm information;
Treat diagnosis secondary device determination module, for determining that multiple treating corresponding to described secondary loop alarm information diagnoses secondary device;
Topological relation acquisition module, for obtaining the topological relation between secondary device and primary equipment;
Primary equipment determination module, for according to described topological relation, waits the primary equipment diagnosing secondary device corresponding described in determining;
State information acquisition module, for obtaining the status information of described primary equipment;
To described, screening module, for according to described status information, treats that diagnosis secondary device screens, determines the actual secondary device broken down, or, determine the actual primary equipment broken down;
Described screening module, comprising:
Secondary device chooses unit, waits to diagnose secondary device for choosing one;
Status information searches unit, for waiting to diagnose the status information of primary equipment that secondary device is corresponding described in searching;
Judging unit, for judging whether described status information represents that described primary equipment is in normal operating conditions, obtains the first judged result;
Fault secondary device determining unit, for when described first judged result represents that described primary equipment is in normal operating conditions, treats that diagnosis secondary device is defined as the actual secondary device broken down described in choosing;
Fault primary equipment determining unit, for when described first judged result represents that described primary equipment is in abnormal operating state, is defined as the actual primary equipment broken down by described primary equipment.
4. system according to claim 3, is characterized in that, described state information acquisition module, comprising:
Steering order transmitting element, for described primary equipment sending controling instruction;
Second judging unit, for judging whether described primary equipment performs corresponding action according to described steering order;
First status information generation unit, for when the judged result of described second judging unit is for being, generates for representing that described primary equipment is in the first status information of normal operating conditions;
Second state information generating unit, for when the judged result of described second judging unit is no, generates for representing that described primary equipment is in the second status information of abnormal operating state.
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| CN201310187702.0A CN103278731B (en) | 2013-05-20 | 2013-05-20 | A kind of method for diagnosing faults based on secondary loop information and system |
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| CN105807162A (en) * | 2016-03-25 | 2016-07-27 | 神华集团有限责任公司 | Action monitoring circuit for secondary circuits in electrical system and terminal strip |
| CN106680634B (en) * | 2016-12-30 | 2019-08-02 | 国家电网公司 | A kind of intelligent early-warning method of intelligent substation relay protection safety measure |
| CN112671106B (en) * | 2020-12-31 | 2023-08-04 | 国网宁夏电力有限公司宁东供电公司 | Control method and system for secondary equipment based on graph theory |
| CN113268844B (en) * | 2021-07-20 | 2021-10-15 | 全球能源互联网研究院有限公司 | Fault equipment acquisition method, device and equipment for power line |
| CN117495338A (en) * | 2023-09-30 | 2024-02-02 | 国网江苏省电力有限公司信息通信分公司 | System fault diagnosis and repair method based on automatic operation and maintenance |
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