CN108896850A - A kind of detection method of the sulfur hexafluoride sealed combination electrical equipment of three shaft vibrations technology - Google Patents
A kind of detection method of the sulfur hexafluoride sealed combination electrical equipment of three shaft vibrations technology Download PDFInfo
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- CN108896850A CN108896850A CN201810804861.3A CN201810804861A CN108896850A CN 108896850 A CN108896850 A CN 108896850A CN 201810804861 A CN201810804861 A CN 201810804861A CN 108896850 A CN108896850 A CN 108896850A
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- sulfur hexafluoride
- electrical equipment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1254—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of gas-insulated power appliances or vacuum gaps
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Locating Faults (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The invention discloses a kind of detection methods of sulfur hexafluoride sealed combination electrical equipment based on three shaft vibration technologies；Model construction module is for constructing equipment fault model；The physical vibration frequency and its actual change amplitude in three-dimensional coordinate system that parameter collection module is used to acquire target sulfur hexafluoride sealed combination electrical equipment；Location position module is for obtaining its geographical location information；Data obtaining module is used to inquire the corresponding three-dimensional space variation range of sulfur hexafluoride sealed combination electrical equipment of the attribute；Intellectual monitoring module is used to formulate fault pre-alarming strategy according to the fault type and its geographical location information of target sulfur hexafluoride sealed combination electrical equipment.The present invention analyzes and judges to vibration frequency of the sulfur hexafluoride sealed combination electrical equipment under trial status and fault type using three shaft vibration technologies, realizes the intelligent monitoring to the electrical equipments working condition such as sulfur hexafluoride sealed combination electrical equipment and early warning.
Description
Technical field
The present invention relates to sulfur hexafluoride sealed combination electrical equipment malfunction monitoring technical fields, more particularly to a kind of three shaft vibrations
The detection method of the sulfur hexafluoride sealed combination electrical equipment of technology.
Background technique
With the development of the social economy, safety operation level is particularly important, and the sulfur hexafluorides such as switchgear are closed
Combined electrical apparatus operating status has great influence to Generation System Reliability.The event of the sulfur hexafluoride sealed combination electrical equipments such as switchgear
Barrier bring consequence be it is extremely serious, design, manufacture, installation and operation maintenance etc. various aspects due to, lead to accident
Incidence is relatively high, while because the reasons such as filthy, insulation is weak, toy intrusion also often cause accident.Its harm can be direct
It is impaired to lead to equipment, and causes economic loss.However since equipment amount in recent years increases year by year, sulfur hexafluorides such as switchgear in addition
Gas insulated metal enclosed swit chgear state evaluation technology is limited, and existing on-line monitoring and live detection means are unable to satisfy repair based on condition of component work
It is required that the problem is also more and more therewith, the work of sulfur hexafluoride sealed combination electrical equipment repair based on condition of component has been seriously affected
Carry out.And three shaft vibration methods are high to hardware required precision and sensor accuracy requires height, after leading to sensor data acquisition
Anti-interference ability requires the strong and anti-white-noise requirement height of the wide bring of frequency coverage and the judgement of big data artificial intelligence to lead
The hardware difficulty of cause is big, and therefore, it is difficult to meet under the present situation to switchgear, sulfur hexafluoride sealed combination electrical equipment operating status
Intelligent monitoring.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of sulfur hexafluoride closings of three shaft vibration technologies
The detection method of formula combined electrical apparatus.
The detection method of sulfur hexafluoride sealed combination electrical equipment proposed by the present invention based on three shaft vibration technologies, including：
Model construction module, the sulfur hexafluoride for attribute, the attribute based on sulfur hexafluoride sealed combination electrical equipment are closed
The fault type structure of the sulfur hexafluoride sealed combination electrical equipment of the corresponding three-dimensional space variation range of combined electrical apparatus and the attribute
It builds standby fault model and stores；
Parameter collection module for acquiring the physical vibration frequency of target sulfur hexafluoride sealed combination electrical equipment, and records the mesh
Mark actual change amplitude of the position of sulfur hexafluoride sealed combination electrical equipment in three-dimensional coordinate system；
Location position module, for by the physical vibration frequency of target sulfur hexafluoride sealed combination electrical equipment and predeterminated frequency value into
Row compares, and obtaining when the physical vibration frequency of the target sulfur hexafluoride sealed combination electrical equipment is greater than predeterminated frequency value should
The geographical location information of target sulfur hexafluoride sealed combination electrical equipment；
Data obtaining module is inquired in model construction module for the attribute based on target sulfur hexafluoride sealed combination electrical equipment
The closing of the sulfur hexafluoride of the corresponding three-dimensional space variation range of the sulfur hexafluoride sealed combination electrical equipment of the attribute and the attribute
The fault type of formula combined electrical apparatus；
Intellectual monitoring module, for according to the position of target sulfur hexafluoride sealed combination electrical equipment in three-dimensional coordinate system
Actual change amplitude is compared with the corresponding three-dimensional space variation range of the sulfur hexafluoride sealed combination electrical equipment of the attribute
As a result it determines the fault type of the target sulfur hexafluoride sealed combination electrical equipment, and is based on the target sulfur hexafluoride closed composition
The fault type and its geographical location information of electric appliance formulate fault pre-alarming strategy.
Preferably, in the model construction module, in the equipment fault model, sulfur hexafluoride sealed combination electrical equipment
Attribute, the attribute sulfur hexafluoride sealed combination electrical equipment physical location in the variation range of x-axis, the sulfur hexafluoride of the attribute
The physical location of gas insulated metal enclosed swit chgear is in the variation range of y-axis, the reality of the sulfur hexafluoride sealed combination electrical equipment of the attribute
Position is corresponded in the fault type of the variation range of z-axis and the sulfur hexafluoride sealed combination electrical equipment of the attribute.
Preferably, in the model construction module, in the equipment fault model, sulfur hexafluoride sealed combination electrical equipment
Fault type includes insulation fault, discharge fault and mechanical breakdown.
Preferably, in the data obtaining module, the sulfur hexafluoride sealed combination electrical equipment of the attribute corresponding three
Dimension space variation range specifically includes：
The physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute is in the variation range of x-axis, the sulfur hexafluoride of the attribute
The physical location of gas insulated metal enclosed swit chgear is in the variation range of y-axis, the reality of the sulfur hexafluoride sealed combination electrical equipment of the attribute
Variation range of the position in z-axis.
Preferably, the intellectual monitoring module is specifically used for：
Actual change amplitude of the position of target sulfur hexafluoride sealed combination electrical equipment in three-dimensional coordinate system is obtained, is denoted as
Δx,Δy,Δz；
Respectively by the physical location of Δ x and the sulfur hexafluoride sealed combination electrical equipment of the attribute the variation range of x-axis, Δ y with
The physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute is in the variation range of y-axis, the sulfur hexafluoride of Δ z and the attribute
The physical location of gas insulated metal enclosed swit chgear is compared in the variation range of z-axis；
Respectively by the physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute comprising Δ x x-axis variation range mark
Be set to the first variation range, the attribute comprising Δ y sulfur hexafluoride sealed combination electrical equipment physical location y-axis variation
Range be demarcated as the second variation range, Δ z comprising the attribute sulfur hexafluoride sealed combination electrical equipment physical location in z-axis
Variation range be demarcated as third variation range；
First variation range, the second variation range, the corresponding fault type of third variation range are demarcated as target faults type,
And formulate fault pre-alarming strategy：
When target faults type is insulation fault, according to the insulation fault and target sulfur hexafluoride sealed combination electrical equipment
Geographical location information formulates Fisrt fault prediction policy；
When target faults type is discharge fault, according to the discharge fault and target sulfur hexafluoride sealed combination electrical equipment
Geographical location information formulates the second fault pre-alarming strategy；
When target faults type is mechanical breakdown, according to the mechanical breakdown and target sulfur hexafluoride sealed combination electrical equipment
Geographical location information formulates third fault pre-alarming strategy.
Preferably, in the location position module, the geographical location of the target sulfur hexafluoride sealed combination electrical equipment is believed
Breath is the actual geographic position of the target sulfur hexafluoride sealed combination electrical equipment.
Preferably, the Fisrt fault prediction policy is：To the actual geographic of target sulfur hexafluoride sealed combination electrical equipment
The electric administrative department of position region sends fault pre-alarming information；
The second fault pre-alarming strategy is：To the actual geographic position region of target sulfur hexafluoride sealed combination electrical equipment
Electric administrative department and circumference a kilometer range in electric administrative department send fault pre-alarming information；
The Fisrt fault prediction policy is：To the actual geographic position region of target sulfur hexafluoride sealed combination electrical equipment
Electric administrative department and adjacent area electric administrative department send fault pre-alarming information；Wherein, a is preset value.
A kind of detection method of the sulfur hexafluoride sealed combination electrical equipment of three shaft vibrations technology proposed by the present invention, utilizes three
The physical vibration situation of shaft vibration technology real-time monitoring sulfur hexafluoride sealed combination electrical equipment, passes through physics in three dimensional space coordinate
The variation of vibration frequency and variation amplitude, to vibration frequency of the sulfur hexafluoride sealed combination electrical equipment under trial status and
Fault type is analyzed and is judged, and the physical location according to sulfur hexafluoride sealed combination electrical equipment is in three dimensional space coordinate
Actual change situation determine its fault type, finally alarmed, on the one hand realized pair according to its fault type point situation
The intelligent monitoring of this kind of electrical equipment working condition of sulfur hexafluoride sealed combination electrical equipment, on the other hand improves monitoring result
Specific aim and validity, stablize effective ginseng to adjust and improving the working condition of sulfur hexafluoride sealed combination electrical equipment and provide
Examine foundation.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the detection method of the sulfur hexafluoride sealed combination electrical equipment of three shaft vibration technologies.
Specific embodiment
As shown in FIG. 1, FIG. 1 is a kind of sulfur hexafluoride closed composition electricity based on three shaft vibration technologies proposed by the present invention
The detection method of device.
Referring to Fig.1, the detection side of the sulfur hexafluoride sealed combination electrical equipment of a kind of three shaft vibrations technology proposed by the present invention
Method, including：
Model construction module, the sulfur hexafluoride for attribute, the attribute based on sulfur hexafluoride sealed combination electrical equipment are closed
The fault type structure of the sulfur hexafluoride sealed combination electrical equipment of the corresponding three-dimensional space variation range of combined electrical apparatus and the attribute
It builds standby fault model and stores；
In present embodiment, in the equipment fault model, the hexafluoro of the attribute of sulfur hexafluoride sealed combination electrical equipment, the attribute
Change the physical location of sulphur gas insulated metal enclosed swit chgear in the variation range of x-axis, the sulfur hexafluoride sealed combination electrical equipment of the attribute
Physical location the variation range of y-axis, the physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute z-axis variation model
It encloses and the fault type of the sulfur hexafluoride sealed combination electrical equipment of the attribute corresponds；Establish above-mentioned one-to-one pass
System is conducive to during subsequent analysis according to the attribute query of sulfur hexafluoride sealed combination electrical equipment to can amplitude for reference
Variation range and fault type, improve by the actual parameter of sulfur hexafluoride sealed combination electrical equipment with can amplitude for reference change
The validity that range is compared, to improve the accuracy that fault type determines.
Further, in the model construction module, in the equipment fault model, sulfur hexafluoride sealed combination electrical equipment
Fault type include insulation fault, discharge fault and mechanical breakdown.
Parameter collection module for acquiring the physical vibration frequency of target sulfur hexafluoride sealed combination electrical equipment, and records
Actual change amplitude of the position of the target sulfur hexafluoride sealed combination electrical equipment in three-dimensional coordinate system；
Location position module, for by the physical vibration frequency of target sulfur hexafluoride sealed combination electrical equipment and predeterminated frequency value into
Row compares, and obtaining when the physical vibration frequency of the target sulfur hexafluoride sealed combination electrical equipment is greater than predeterminated frequency value should
The geographical location information of target sulfur hexafluoride sealed combination electrical equipment；
In present embodiment, the geographical location information of the target sulfur hexafluoride sealed combination electrical equipment is the target sulfur hexafluoride
The actual geographic position of gas insulated metal enclosed swit chgear.
Data obtaining module, for the attribute based on target sulfur hexafluoride sealed combination electrical equipment in model construction module
Inquire the corresponding three-dimensional space variation range of sulfur hexafluoride sealed combination electrical equipment of the attribute and the sulfur hexafluoride of the attribute
The fault type of gas insulated metal enclosed swit chgear；
In present embodiment, the corresponding three-dimensional space variation range of the sulfur hexafluoride sealed combination electrical equipment of the attribute is specific
Including：
The physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute is in the variation range of x-axis, the sulfur hexafluoride of the attribute
The physical location of gas insulated metal enclosed swit chgear is in the variation range of y-axis, the reality of the sulfur hexafluoride sealed combination electrical equipment of the attribute
Variation range of the position in z-axis；The physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute is acquired comprehensively in three-dimensional space
Between variation range in coordinate system, direct comparison basis can be provided for subsequent comparison procedure.
Intellectual monitoring module, for according to the position of target sulfur hexafluoride sealed combination electrical equipment in three-dimensional coordinate system
In actual change amplitude three-dimensional space variation range corresponding with the sulfur hexafluoride sealed combination electrical equipment of the attribute
Comparison result determines the fault type of the target sulfur hexafluoride sealed combination electrical equipment, and closed based on the target sulfur hexafluoride
The fault type and its geographical location information of combined electrical apparatus formulate fault pre-alarming strategy.
In present embodiment, the intellectual monitoring module is specifically used for：
Actual change amplitude of the position of target sulfur hexafluoride sealed combination electrical equipment in three-dimensional coordinate system is obtained, is denoted as
Δx,Δy,Δz；
Respectively by the physical location of Δ x and the sulfur hexafluoride sealed combination electrical equipment of the attribute the variation range of x-axis, Δ y with
The physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute is in the variation range of y-axis, the sulfur hexafluoride of Δ z and the attribute
The physical location of gas insulated metal enclosed swit chgear is compared in the variation range of z-axis；
Respectively by the physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute comprising Δ x x-axis variation range mark
Be set to the first variation range, the attribute comprising Δ y sulfur hexafluoride sealed combination electrical equipment physical location y-axis variation
Range be demarcated as the second variation range, Δ z comprising the attribute sulfur hexafluoride sealed combination electrical equipment physical location in z-axis
Variation range be demarcated as third variation range；
First variation range, the second variation range, the corresponding fault type of third variation range are demarcated as target faults type,
And formulate fault pre-alarming strategy：
When target faults type is insulation fault, according to the insulation fault and target sulfur hexafluoride sealed combination electrical equipment
Geographical location information formulates Fisrt fault prediction policy；
When target faults type is discharge fault, according to the discharge fault and target sulfur hexafluoride sealed combination electrical equipment
Geographical location information formulates the second fault pre-alarming strategy；
When target faults type is mechanical breakdown, according to the mechanical breakdown and target sulfur hexafluoride sealed combination electrical equipment
Geographical location information formulates third fault pre-alarming strategy.
Further, the Fisrt fault prediction policy is：Practically to target sulfur hexafluoride sealed combination electrical equipment
The electric administrative department for managing position region sends fault pre-alarming information；
The second fault pre-alarming strategy is：To the actual geographic position region of target sulfur hexafluoride sealed combination electrical equipment
Electric administrative department and circumference a kilometer range in electric administrative department send fault pre-alarming information；
The Fisrt fault prediction policy is：To the actual geographic position region of target sulfur hexafluoride sealed combination electrical equipment
Electric administrative department and adjacent area electric administrative department send fault pre-alarming information；Wherein, a is preset value.
The seriousness that sulfur hexafluoride sealed combination electrical equipment failure is determined according to the difference of fault type is serious further according to it
Property select different fault pre-alarming strategies respectively, not only ensure that the timeliness of alarm, but also improve the validity of alarm, it is real
Now to the intelligent dynamic monitoring of sulfur hexafluoride sealed combination electrical equipment actual working state.
The detection method of the sulfur hexafluoride sealed combination electrical equipment for the three shaft vibration technology of one kind that present embodiment proposes, benefit
With the physical vibration situation of three shaft vibration technology real-time monitoring sulfur hexafluoride sealed combination electrical equipments, by three dimensional space coordinate
The variation and variation amplitude of physical vibration frequency, to vibration frequency of the sulfur hexafluoride sealed combination electrical equipment under trial status
And fault type is analyzed and is judged, and sits according to the physical location of sulfur hexafluoride sealed combination electrical equipment in three-dimensional space
Actual change situation in mark determines its fault type, is finally alarmed according to its fault type point situation, on the one hand realizes
To the intelligent monitoring of sulfur hexafluoride sealed combination electrical equipment this kind of electrical equipment working condition, monitoring is on the other hand improved
As a result specific aim and validity are stablized effectively to adjust and improving the working condition of sulfur hexafluoride sealed combination electrical equipment and provide
Reference frame.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of detection method of the sulfur hexafluoride sealed combination electrical equipment based on three shaft vibration technologies, which is characterized in that including：
Model construction module, for the attribute based on sulfur hexafluoride sealed combination electrical equipment, corresponding three-dimensional space variation range
And the fault type of the sulfur hexafluoride sealed combination electrical equipment of the attribute constructs equipment fault model and stores；
Parameter collection module for acquiring the physical vibration frequency of target sulfur hexafluoride sealed combination electrical equipment, and records the mesh
Mark actual change amplitude of the position of sulfur hexafluoride sealed combination electrical equipment in three-dimensional coordinate system；
Location position module, for by the physical vibration frequency of target sulfur hexafluoride sealed combination electrical equipment and predeterminated frequency value into
Row compares, and obtaining when the physical vibration frequency of the target sulfur hexafluoride sealed combination electrical equipment is greater than predeterminated frequency value should
The geographical location information of target sulfur hexafluoride sealed combination electrical equipment；
Data obtaining module is inquired in model construction module for the attribute based on target sulfur hexafluoride sealed combination electrical equipment
The closing of the sulfur hexafluoride of the corresponding three-dimensional space variation range of the sulfur hexafluoride sealed combination electrical equipment of the attribute and the attribute
The fault type of formula combined electrical apparatus；
Intellectual monitoring module, for according to the position of target sulfur hexafluoride sealed combination electrical equipment in three-dimensional coordinate system
Actual change amplitude is compared with the corresponding three-dimensional space variation range of the sulfur hexafluoride sealed combination electrical equipment of the attribute
As a result it determines the fault type of the target sulfur hexafluoride sealed combination electrical equipment, and is based on the target sulfur hexafluoride closed composition
The fault type and its geographical location information of electric appliance formulate fault pre-alarming strategy.
2. the detection method of the sulfur hexafluoride sealed combination electrical equipment according to claim 1 based on three shaft vibration technologies,
It is characterized in that, in the model construction module, in the equipment fault model, the category of sulfur hexafluoride sealed combination electrical equipment
Property, the attribute sulfur hexafluoride sealed combination electrical equipment physical location in the variation range of x-axis, the sulfur hexafluoride envelope of the attribute
The physical location of enclosed combined electrical apparatus is in the variation range of y-axis, the actual bit of the sulfur hexafluoride sealed combination electrical equipment of the attribute
The fault type for setting the sulfur hexafluoride sealed combination electrical equipment in the variation range of z-axis and the attribute corresponds.
3. the detection method of the sulfur hexafluoride sealed combination electrical equipment according to claim 2 based on three shaft vibration technologies,
It is characterized in that, in the model construction module, in the equipment fault model, the failure of sulfur hexafluoride sealed combination electrical equipment
Type includes insulation fault, discharge fault and mechanical breakdown.
4. the detection method of the sulfur hexafluoride sealed combination electrical equipment according to claim 3 based on three shaft vibration technologies,
It is characterized in that, in the data obtaining module, the corresponding three-dimensional space of the sulfur hexafluoride sealed combination electrical equipment of the attribute
Between variation range specifically include：
The physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute is in the variation range of x-axis, the sulfur hexafluoride of the attribute
The physical location of gas insulated metal enclosed swit chgear is in the variation range of y-axis, the reality of the sulfur hexafluoride sealed combination electrical equipment of the attribute
Variation range of the position in z-axis.
5. the detection method of the sulfur hexafluoride sealed combination electrical equipment according to claim 4 based on three shaft vibration technologies,
It is characterized in that, the intellectual monitoring module is specifically used for：
Actual change amplitude of the position of target sulfur hexafluoride sealed combination electrical equipment in three-dimensional coordinate system is obtained, is denoted as
Δx,Δy,Δz；
Respectively by the physical location of Δ x and the sulfur hexafluoride sealed combination electrical equipment of the attribute the variation range of x-axis, Δ y with
The physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute is in the variation range of y-axis, the sulfur hexafluoride of Δ z and the attribute
The physical location of gas insulated metal enclosed swit chgear is compared in the variation range of z-axis；
Respectively by the physical location of the sulfur hexafluoride sealed combination electrical equipment of the attribute comprising Δ x x-axis variation range mark
Be set to the first variation range, the attribute comprising Δ y sulfur hexafluoride sealed combination electrical equipment physical location y-axis variation
Range be demarcated as the second variation range, Δ z comprising the attribute sulfur hexafluoride sealed combination electrical equipment physical location in z-axis
Variation range be demarcated as third variation range；
First variation range, the second variation range, the corresponding fault type of third variation range are demarcated as target faults type,
And formulate fault pre-alarming strategy：
When target faults type is insulation fault, according to the insulation fault and target sulfur hexafluoride sealed combination electrical equipment
Geographical location information formulates Fisrt fault prediction policy；
When target faults type is discharge fault, according to the discharge fault and target sulfur hexafluoride sealed combination electrical equipment
Geographical location information formulates the second fault pre-alarming strategy；
When target faults type is mechanical breakdown, according to the mechanical breakdown and target sulfur hexafluoride sealed combination electrical equipment
Geographical location information formulates third fault pre-alarming strategy.
6. the detection method of the sulfur hexafluoride sealed combination electrical equipment according to claim 5 based on three shaft vibration technologies,
It is characterized in that, in the location position module, the geographical location information of the target sulfur hexafluoride sealed combination electrical equipment is
The actual geographic position of the target sulfur hexafluoride sealed combination electrical equipment.
7. the detection method of the sulfur hexafluoride sealed combination electrical equipment according to claim 6 based on three shaft vibration technologies,
It is characterized in that, the Fisrt fault prediction policy is：To the actual geographic position of target sulfur hexafluoride sealed combination electrical equipment
The electric administrative department of region sends fault pre-alarming information；
The second fault pre-alarming strategy is：To the actual geographic position region of target sulfur hexafluoride sealed combination electrical equipment
Electric administrative department and circumference a kilometer range in electric administrative department send fault pre-alarming information；
The Fisrt fault prediction policy is：To the actual geographic position region of target sulfur hexafluoride sealed combination electrical equipment
Electric administrative department and adjacent area electric administrative department send fault pre-alarming information；Wherein, a is preset value.
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| CN110426221A (en) * | 2019-05-23 | 2019-11-08 | 中国航空工业集团公司上海航空测控技术研究所 | A kind of mechanical fault detection system and its detection method |
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