CN107681779A - One or two fusion high-pressure vacuum breakers and its monitoring method, system - Google Patents
One or two fusion high-pressure vacuum breakers and its monitoring method, system Download PDFInfo
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- CN107681779A CN107681779A CN201710798540.2A CN201710798540A CN107681779A CN 107681779 A CN107681779 A CN 107681779A CN 201710798540 A CN201710798540 A CN 201710798540A CN 107681779 A CN107681779 A CN 107681779A
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- 230000004927 fusion Effects 0.000 title claims abstract description 72
- 238000012544 monitoring process Methods 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000001133 acceleration Effects 0.000 claims description 21
- 238000004891 communication Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 5
- 238000010248 power generation Methods 0.000 claims description 5
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 claims 1
- 230000006870 function Effects 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 230000032683 aging Effects 0.000 description 5
- 238000013024 troubleshooting Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000007257 malfunction Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000001052 transient effect Effects 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
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- H02J13/0075—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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Abstract
The invention provides a kind of one or two fusion high-pressure vacuum breakers and its monitoring method, system, this or two times fusion high-pressure vacuum breaker includes vacuum circuit breaker body, the first current sensor, the second current sensor controller and current transformer, the zero sequence current mutual inductor being connected with vacuum circuit breaker body；Electromagnetic operating mechanism is provided with the casing of vacuum circuit breaker body；First current sensor gathers the first current value of current transformer；Second current sensor gathers the second current value of zero sequence current mutual inductor；Controller controls electromagnetic operating mechanism separating brake, and record the operation information of breaker according to the first current value and the second current value；Controller sends operation information to remote monitoring platform, and receives the operational order of remote monitoring platform transmission to control electromagnetic operating mechanism divide-shut brake.Breaker intelligence degree provided by the invention is high, full-featured, and then ensure that the safety and stability of electric power system operation.
Description
Technical field
The present invention relates to electrical protection apparatus technical field, more particularly, to a kind of one or two fusions high-pressure vacuum breaker
And its monitoring method, system.
Background technology
Breaker is to refer to close, carry and cut-off the electric current under normal loop condition, and can be closed, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition, breaker can be used to distribute electric energy, infrequently open
Dynamic asynchronous motor, the implementations such as power circuit and motor are protected, when serious overloads or short circuit and under-voltage occurs in they
Etc. failure when can automatic shutdown circuit, combination of its function equivalent to Fuse switch and overvoltage/undervoltage relay etc..And
Parts need not be changed as disjunction fault current is latter.
The features such as the characteristics of high-tension line is present at present is complex circuit, and failure is more, and circuit breaker trip phenomenon is frequent.And show
Some vacuum circuit breakers need on-site manual operation conjunction to divide breaker, or use the power on magnet and close and divide, lack of wisdom control
System.In addition, overhead transmission line once breaks down, lookup is difficult, it is impossible to carries out automatic detection and handles, causes to be difficult to find in time
Failure, it is delayed accident treatment, causes failure propagation, is further development of phase fault, or damage electrical equipment.And with intelligence
Energy power grid construction persistently promotes, and powerful tendency is presented in intelligent equipment demand, and accelerates to move towards technological incorporation, and there is an urgent need to realize
Intellectuality is changed in quality.
Therefore, existing vacuum circuit breaker there is intelligence degree is low, insufficiency face, it cannot be guaranteed that electric power system fortune
The technical problem of capable safety and stability.
The content of the invention
In view of this, it is an object of the invention to provide a kind of one or two fusion high-pressure vacuum breakers and its monitoring side
Method, system, to alleviate low intelligence degree existing for existing vacuum circuit breaker, insufficiency face, it cannot be guaranteed that electric power system
The problem of safety and stability of operation.
In a first aspect, the embodiments of the invention provide a kind of one or two fusions high-pressure vacuum breaker, including：Vacuum circuit breaker
Device body, controller, current transformer, zero sequence current mutual inductor, the first current sensor and the second current sensor；
The vacuum circuit breaker body includes casing, and the casing top is installed with three equidistant insulation sleeves
Manage, be provided with vacuum interrupter in the insulating sleeve, electromagnetic operating mechanism is provided with the casing；The vacuum circuit breaker
Body is connected respectively with the controller, the current transformer, the zero sequence current mutual inductor；
The current transformer is connected with first current sensor, for sensing the load current of user side；
First current sensor is connected with the controller, for gathering the first current value of the load current,
And first current value is sent to the controller；
The zero sequence current mutual inductor is connected with second current sensor, for sensing zero-sequence current；
Second current sensor is connected with the controller, for gathering the second current value of the zero-sequence current,
And second current value is sent to the controller；
The controller is connected with the electromagnetic operating mechanism, for according to first current value that receives and described
Second current value, the electromagnetic operating mechanism separating brake is controlled, and record the operation of one or two fusions high-pressure vacuum breaker
Information；
The controller also includes wireless communication module, for the operation information to be sent to remote monitoring platform, and
The operational order that remote monitoring platform is sent is received, the electromagnetic operating mechanism divide-shut brake is controlled according to the operational order.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the first of first aspect, wherein, institute
Stating controller also includes control mainboard and the display that is connected with the control mainboard, be provided with the control mainboard separating brake by
Button, switch knob, malfunction indicator lamp；
The control mainboard and the electromagnetic operating mechanism, first current sensor, second current sensor
Connection.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of second of first aspect, wherein, institute
Stating controller also includes control mainboard and the display that is connected with the control mainboard, be provided with the control mainboard separating brake by
Button, switch knob, malfunction indicator lamp；
The control mainboard and the electromagnetic operating mechanism, first current sensor, second current sensor
Connection.
With reference to second of possible embodiment of first aspect, the embodiments of the invention provide the third of first aspect
Possible embodiment, wherein, in addition to accessory power supply component, the accessory power supply component include wind power generation plant and/or
Solar collecting device, and battery, the wind power generation plant and/or solar collecting device charge for the battery；
The battery is connected with the controller, for being powered for the controller.
With reference to the third possible embodiment of first aspect, the embodiments of the invention provide the 4th of first aspect kind
Possible embodiment, wherein, be provided with LED string in the casing and/or the control cabinet, the LED string with it is described
Battery connects.
With reference to second of possible embodiment of first aspect, the embodiments of the invention provide the 5th of first aspect kind
Possible embodiment, wherein, acceleration transducer and locator are provided with the casing and/or the control cabinet, it is described
Acceleration transducer, the locator are connected with the controller respectively；
The acceleration transducer is used for the acceleration magnitude for obtaining one or two fusions high-pressure vacuum breaker, and sends
The acceleration magnitude is to the controller；
The alignment sensor is used for the location information for obtaining one or two fusions high-pressure vacuum breaker, and sends institute
Location information is stated to the controller；
The controller is additionally operable to receive the acceleration magnitude and the location information, accelerates when the acceleration magnitude is more than
When spending threshold value, alarm signal and the location information are sent to remote monitoring platform.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 6th of first aspect kind, wherein, institute
State bottom half and be additionally provided with placed cavity, the placed cavity connects with the box house, the placed cavity and the casing
Connectivity part is provided with separation net, and the box house is provided with humidity sensor, vavuum pump is provided with the placed cavity, its
In, the humidity sensor, the vavuum pump are connected with the controller；
The humidity sensor is used to gather the humidity value in the casing, and sends the humidity value to the control
Device；
The controller is additionally operable to according to the humidity value, control the vavuum pump to absorb the moisture in the casing.
Second aspect, the embodiment of the present invention also provide a kind of one or two fusions high-pressure vacuum breaker monitoring method, application
In one or two fusion high-pressure vacuum breakers described in above-mentioned first aspect, including：
Receive the first current sensor transmission current transformer the first current value and the second current sensor send
Second current value of zero sequence current mutual inductor, wherein the current transformer, the zero sequence current mutual inductor break with vacuum respectively
Road device body connection；
According to first current value and second current value, electromagnetic operating mechanism separating brake is controlled, and record described one
The operation information of secondary fusion high-pressure vacuum breaker；
The operation information is sent to remote monitoring platform, and receives the operational order of remote monitoring platform transmission, root
The electromagnetic operating mechanism divide-shut brake is controlled according to the operational order.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of the first of second aspect, wherein, institute
State includes according to first current value and second current value, control electromagnetic operating mechanism separating brake：
When first current value is more than phase fault excessively stream threshold value, and continues the first operation time limit, the electricity is controlled
Magnetic operating mechanism separating brake；
When first current value is more than phase fault quick-break threshold value, the electromagnetic operating mechanism separating brake is controlled；
When second current value is more than single-phase-to-ground current threshold value, and continues the second operation time limit, the electricity is controlled
Magnetic operating mechanism separating brake.
The third aspect, the embodiment of the present invention also provide a kind of one or two fusions high-pressure vacuum breaker monitoring system, including
Remote monitoring platform and one or two fusion high-pressure vacuum breakers as described in above-mentioned first aspect, one or two fusions high pressure
Vacuum circuit breaker communicates to connect with the remote monitoring platform.
The embodiment of the present invention brings following beneficial effect：
In embodiment provided by the invention, this or two times fusion high-pressure vacuum breakers include vacuum circuit breaker body,
Controller, current transformer, zero sequence current mutual inductor, the first current sensor and the second current sensor；Vacuum circuit breaker sheet
Body includes casing, and the casing top is installed with three equidistant insulating sleeves, vacuum extinction is provided with insulating sleeve
Room, electromagnetic operating mechanism is provided with the casing；Vacuum circuit breaker body and controller, current transformer, zero sequence current mutual inductance
Device connects respectively；Current transformer is connected with the first current sensor, for sensing the load current of user side；First electric current passes
Sensor is connected with controller, is sent for gathering the first current value of load current, and by the first current value to controller；Zero sequence
Current transformer is connected with the second current sensor, for sensing zero-sequence current；Second current sensor is connected with controller, is used
In the second current value of collection zero-sequence current, and the second current value is sent to controller；Controller connects with electromagnetic operating mechanism
Connect, for according to the first current value and the second current value received, controlling electromagnetic operating mechanism separating brake, and record one or two times and melt
Close the operation information of high-pressure vacuum breaker；Controller also includes wireless communication module, for operation information to be sent to long-range
Monitor supervision platform, and the operational order of remote monitoring platform transmission is received, electromagnetic operating mechanism divide-shut brake is controlled according to operational order.
So, controller is analyzed current transformer and the electric current in zero sequence current mutual inductor, reliable to judge, detect
Zero-sequence current and phase fault electric current, to realize automatic excision singlephase earth fault and phase fault；Meanwhile in real time
The operation information of one or two fusion high-pressure vacuum breakers is recorded, is merged in order to the retrospect to fault and to one or two times
The accurate control of high-pressure vacuum breaker；In addition, increase wireless communication function, is realized to one or two fusion high-pressure vacuum breakers
Remote control, improve the ageing of troubleshooting, ensure the safety and stability of electric power system operation.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and obtained in accompanying drawing.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of one or two times provided in an embodiment of the present invention fusion high-pressure vacuum breakers；
Fig. 2 is the communication connection schematic diagram of one or two times provided in an embodiment of the present invention fusion high-pressure vacuum breakers；
Fig. 3 is the schematic flow sheet of one or two times provided in an embodiment of the present invention fusion high-pressure vacuum breaker monitoring methods；
Fig. 4 is the structural representation of one or two times provided in an embodiment of the present invention fusion high-pressure vacuum breaker monitoring systems.
Icon：
11- vacuum circuit breaker bodies；111- casings；112- insulating sleeves；12- controllers；13- current transformers；14- zero
Sequence current transformer；The current sensors of 15- first；The current sensors of 16- second；17- control cabinets；100- remote monitoring platforms；
Mono- or two fusion high-pressure vacuum breakers of 200-.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Technical scheme be clearly and completely described, it is clear that described embodiment is part of the embodiment of the present invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
Current existing vacuum circuit breaker there is intelligence degree is low, insufficiency face, it cannot be guaranteed that electric power system fortune
The technical problem of capable safety and stability, based on this, the embodiments of the invention provide a kind of one or two fusions high pressure vacuum
Breaker and its monitoring method, system, the electric current in current transformer and zero sequence current mutual inductor is divided by controller
Analysis, it is reliable judge, detection zero-sequence current and phase fault electric current, realize automatic excision singlephase earth fault and alternate short
Road failure；Meanwhile operation informations of one or two fusion high-pressure vacuum breakers of record in real time, be easy to retrospect to fault with
And the accurate control to one or two fusion high-pressure vacuum breakers；In addition, adding wireless communication function, realize to one or two times
The remote control of high-pressure vacuum breaker is merged, improves the ageing of troubleshooting, ensure that the safety of electric power system operation
Property and stability.
For ease of understanding the present embodiment, first to one or two fusion high pressures of one kind disclosed in the embodiment of the present invention
Vacuum circuit breaker describes in detail.
Embodiment one：
Fig. 1 shows the structural representation of one or two fusions high-pressure vacuum breaker provided in an embodiment of the present invention, and Fig. 2 shows
The communication connection schematic diagram of one or two fusions high-pressure vacuum breaker provided in an embodiment of the present invention is gone out.As shown in Figure 1 and Figure 2,
This or two times fusion high-pressure vacuum breaker includes：Vacuum circuit breaker body 11, controller 12, current transformer 13, zero sequence electricity
Current transformer 14, the first current sensor 15 and the second current sensor 16.
The vacuum circuit breaker body 11 includes casing 111, and the top of casing 111 is installed with three equidistant insulation sleeves
Pipe 112, vacuum interrupter is provided with the insulating sleeve 112, electromagnetic operating mechanism is provided with casing 111；Vacuum circuit breaker
Body 11 is connected respectively with controller 12, current transformer 13, zero sequence current mutual inductor 14.
Specifically, current transformer 13 is connected with the first current sensor 15, for sensing the load current of user side；The
One current sensor 15 is connected with controller 12, is sent out for gathering the first current value of load current, and by first current value
Deliver to controller 12.Zero sequence current mutual inductor 14 is connected with the second current sensor 16, for sensing zero-sequence current；Second electric current
Sensor 16 is connected with controller 12, is sent for gathering the second current value of zero-sequence current, and by second current value to control
Device 12 processed.
Controller 12 is connected with electromagnetic operating mechanism, for according to the first current value and the second current value received, control
Electromagnetic operating mechanism separating brake processed, and record the operation information of this or two times fusion high-pressure vacuum breakers.Wherein, the operation information
State (divide, close) including electric brake, the first current value, the second current value.
Controller 12 also includes wireless communication module, for above-mentioned operation information to be sent to remote monitoring platform, and connects
The operational order that remote monitoring platform is sent is received, electromagnetic operating mechanism divide-shut brake is controlled according to the operational order.
Further, above-mentioned vacuum circuit breaker body 11 and controller 12, current transformer 13, zero sequence current mutual inductor 14
Between connecting cable docked by aviation plug, it is simple and convenient to be easy to safeguard.
In the course of the work, phase fault can be detected by the first current value of load current, single-phase to connect
Earth fault can be detected by the second current value of zero-sequence current.
In one embodiment, when not phase fault occurs for user side, the electric current of the sensing of current transformer 13
For normal current, the normal current is less than phase fault excessively stream threshold value, now determines without generation phase fault；When first
The first current value that current sensor 15 collects is more than or equal to phase fault excessively stream threshold value, and when continuing the first operation time limit,
Controller 12 determines that phase fault, control electromagnetic operating mechanism separating brake occurs.Phase fault event can be so detected in real time
Barrier, and handled in time.It is to determine that the phase fault is permanent in addition, carrying out the delay of the first operation time limit
Property fault, prevents to power off user side due to user side transient fault, the phenomenon caused inconvenience to the user.
In one embodiment, when not singlephase earth fault occurs for user side, zero sequence current mutual inductor 14 senses
Zero-sequence current very little, the second current value that the second current sensor 16 collects is almost nil, less than single-phase-to-ground current threshold
Value, now determine without generation singlephase earth fault；When the second current value that the second current sensor 16 collects is more than or equal to
Single-phase-to-ground current threshold value, and when continuing the second operation time limit, controller 12 determines that singlephase earth fault occurs, and controls the electricity
Magnetic operating mechanism separating brake.Singlephase earth fault can be so detected in real time, and is handled in time.In addition, carry out the second action
The delay in time limit, it is to determine that the singlephase earth fault is permanent circuit failure, prevent because user side instantaneously connects
Ground and power off user side, the phenomenon caused inconvenience to the user.
Further, when above-mentioned singlephase earth fault or phase fault determine that remote monitoring is put down after being disposed
Staff corresponding to platform can send operational order in the very first time, closed a floodgate, send a little arrive user side in time.
Specifically, above-mentioned single-phase-to-ground current threshold value, phase fault excessively stream threshold value can be according to actual conditions, by the people that works
Member is carried out remotely located by remote monitoring platform.Alternatively, it is also possible to by the operation information of fixed time period, adjust at any time
Single-phase-to-ground current threshold value, phase fault excessively stream threshold value are stated, so as to targetedly be controlled；It can be believed simultaneously according to the operation
Breath, is predicted to the failure risk in following a period of time, and properly protect measure in time, further to ensure that electric power system is transported
Capable safety and stability.
By the above-mentioned means, realizing detection, the monitoring to primary equipment using secondary device, realize that a secondary device melts
Close, improve the intelligence degree of breaker, facilitate the operation maintenance of breaker.
In embodiment provided by the invention, controller is carried out to the electric current in current transformer and zero sequence current mutual inductor
Analysis, it is reliable judge, detection zero-sequence current and phase fault electric current, to realize automatic excision singlephase earth fault and alternate
Short trouble；Meanwhile the operation informations of one or two fusion high-pressure vacuum breakers are recorded in real time, in order to be chased after to fault
Trace back and to one or the two accurate control for merging high-pressure vacuum breaker；In addition, increase wireless communication function, is realized to one or two times
Merge the remote control of high-pressure vacuum breaker, improve the ageing of troubleshooting, ensure electric power system operation security and
Stability.
Further, in order to facilitate the operation of maintenance personal, manually operated cumbersome of pull bar is avoided passing through, in an implementation
In example, controller noted above 12 also includes the display that is connected with the control mainboard of control mainboard, is provided with the control mainboard point
Lock button, switch knob, malfunction indicator lamp；The control mainboard and electromagnetic operating mechanism, the first current sensor 15, the second electric current
Sensor 16 connects.So, maintenance personal realizes vacuum high-pressure breaker body by the button can on controller 12
And sub-switching operation, it is easy to operate so as to reach the purpose for stopping power transmission, and extend the use longevity of vacuum high-pressure breaker body
Life.Further, above-mentioned malfunction indicator lamp is used for indicating fault, and above-mentioned display screen is used to show the first current value and the second electric current
Value, consequently facilitating maintenance personal has a clear understanding of the running situation of vacuum high-pressure circuit device, is convenient for fault diagnosis.
Further, in order to prevent law-breaker from being destroyed to controller, in one embodiment, controller 12 is set
In the control cabinet 17 with chamber door, electronic lock is provided with the chamber door, the electronic lock is used for the unlatching and locking for controlling chamber door.
Specifically, the electronic lock can be coded lock, Fingerprint Lock, face recognition device.
Further, in order in fault, there is provided emergency power supply, in one embodiment, above-mentioned high-altitude vacuum break
Road device also includes accessory power supply component, and the accessory power supply component includes wind power generation plant and/or solar collecting device, and stores
Battery, wind power generation plant and/or solar collecting device charge for battery；Battery is connected with controller 12, for for
Controller 12 is powered.So causing under powering-off state, controller 12 remains able to steady operation, and by gathering in the environment
Energy conversion is electric energy, green, the saving energy.
Further, it is contemplated that the structural load in general control case or in casing, working light deficiency, to repairing people
The operation of member impacts, and increases work difficulty, in one embodiment, is provided with casing 111 and/or control cabinet 17
LED (Light Emitting Diode, light emitting diode) lamp string, the LED string are connected with battery.So work as maintenance personal
When being repaired, unlatching LED string can be selected to be illuminated.
Further, it is expensive because the cost of general intelligence breaker is higher, in order to prevent the theft of criminal
Behavior, in one embodiment, acceleration transducer and locator are provided with above-mentioned casing 111 and/or control cabinet 17, should added
Velocity sensor, locator are connected with controller 12 respectively.
Wherein acceleration transducer is used for the acceleration magnitude for obtaining one or two fusion high-pressure vacuum breakers, and sends acceleration
Angle value is to controller 12；Alignment sensor is used for the location information for obtaining one or two fusion high-pressure vacuum breakers, and sends and determine
Position information is to controller 12；Controller 12 is additionally operable to receive the acceleration magnitude and the location information, accelerates when acceleration magnitude is more than
When spending threshold value, alarm signal and location information are sent to remote monitoring platform.
So, controller 12 by wireless communication module in abnormal cases, location information is sent to remote monitoring and put down
Platform, so that related staff recognizes corresponding one or two fusions high-pressure vacuum breaker in time according to the location information
Particular location change, and then take counter-measure, real-time is high, good reliability, effectively reduces loss caused by theft.
Further, it is contemplated that one or two times fusion high-pressure vacuum breaker is chronically exposed to outdoor, in overcast and rainy season, air
In moisture be easily accessible box house, and slowly accumulation forms water droplet so that short circuit.Based on this, in one embodiment
In, the above-mentioned bottom of casing 111 is additionally provided with placed cavity, and placed cavity connects with the inside of casing 111, the company of placed cavity and casing 111
Logical place is provided with separation net, and casing 111 is internally provided with humidity sensor, vavuum pump is provided with placed cavity, wherein, humidity passes
Sensor, vavuum pump and controller 12 connect.
Specifically, humidity sensor is used to gather humidity value in casing 111, and sends the humidity value to controller 12,
Controller 12 is additionally operable to absorb the moisture in casing 111 according to the humidity value, control vavuum pump.So can effectively quick basis
Humidity value is judged, is extracted moisture out, is prevented from forming the globule in casing, improves stability and the use of high-altitude vacuum circuit breaker
Life-span.
Embodiment two：
Fig. 3 shows the flow signal of one or two fusions high-pressure vacuum breaker monitoring method provided in an embodiment of the present invention
Figure.This or two times fusion high-pressure vacuum breaker monitoring methods are applied to one or two fusion high pressure vacuums in above-described embodiment one
Breaker, as shown in figure 3, this or two times fusion high-pressure vacuum breaker monitoring methods include：
Step S101, receive the first current value and the second electric current of the current transformer 13 that the first current sensor 15 is sent
Second current value of the zero sequence current mutual inductor 14 that sensor 16 is sent, wherein current transformer 13, zero sequence current mutual inductor 14
It is connected respectively with vacuum circuit breaker body 11.
Specifically, current transformer 13 is connected with the first current sensor 15, for sensing the load current of user side；The
One current sensor 15 is connected with controller 12, is sent out for gathering the first current value of load current, and by first current value
Deliver to controller 12.Zero sequence current mutual inductor 14 is connected with the second current sensor 16, for sensing zero-sequence current；Second electric current
Sensor 16 is connected with controller 12, is sent for gathering the second current value of zero-sequence current, and by second current value to control
Device 12 processed.
Step S102, according to the first current value and the second current value, electromagnetic operating mechanism separating brake is controlled, and record one or two times
Merge the operation information of high-pressure vacuum breaker.
Wherein, state (divide, close) of the operation information including electric brake, the first current value, the second current value.Step S102 has
Body is：
(1) when the first current value is more than phase fault excessively stream threshold value, and continues the first operation time limit, Electromagnetically-operating is controlled
Mechanism separating brake.
Phase fault can be so detected in real time, and is handled in time.In addition, carry out prolonging for the first operation time limit
When, it is to determine that the phase fault is permanent circuit failure, prevent to use due to user side transient fault
Family side powers off, the phenomenon caused inconvenience to the user.
(2) when the first current value is more than phase fault quick-break threshold value, electromagnetic operating mechanism separating brake is controlled.
So, if the first current value exceedes quick-break current ration, separating brake, can be avoided to other branch roads in time immediately
Damage.One or two times fusion high-pressure vacuum breaker faulty section is isolated after, prompt message can be sent to the end of maintenance personal
End, notifies maintenance personal to be rushed to repair in time.
(3) when the second current value is more than single-phase-to-ground current threshold value, and continues the second operation time limit, Electromagnetically-operating is controlled
Mechanism separating brake.
Singlephase earth fault can be so detected in real time, and is handled in time.In addition, carry out prolonging for the second operation time limit
When, it is to determine that the singlephase earth fault is permanent circuit failure, prevent to use due to user side transient earthing
Family side powers off, the phenomenon caused inconvenience to the user.
Step S103, above-mentioned operation information is sent to remote monitoring platform, and receive the behaviour of remote monitoring platform transmission
Instruct, electromagnetic operating mechanism divide-shut brake is controlled according to the operational order.
Specifically, above-mentioned single-phase-to-ground current threshold value, phase fault quick-break threshold value, phase fault excessively stream threshold value can bases
Actual conditions, carried out by staff by remote monitoring platform remotely located.
Further, when above-mentioned singlephase earth fault or phase fault determine that remote monitoring is put down after being disposed
Staff corresponding to platform can send operational order in the very first time, closed a floodgate, send a little arrive user side in time.
In embodiment provided by the invention, by dividing the electric current in current transformer and zero sequence current mutual inductor
Analysis, it is reliable judge, detection zero-sequence current and phase fault electric current, to realize automatic excision singlephase earth fault and alternate short
Road failure；Meanwhile the operation informations of one or two fusion high-pressure vacuum breakers are recorded in real time, in order to the retrospect to fault
And the accurate control to one or two fusion high-pressure vacuum breakers；In addition, increase wireless communication function, realizes and one or two times is melted
The remote control of high-pressure vacuum breaker is closed, improves the ageing of troubleshooting, ensures the security of electric power system operation and steady
It is qualitative.
Embodiment three：
Fig. 4 shows the structural representation of one or two fusions high-pressure vacuum breaker monitoring system provided in an embodiment of the present invention
Figure.As shown in figure 4, this or two times fusion high-pressure vacuum breaker monitoring systems include remote monitoring platform 100 and such as embodiment
One or two fusion high-pressure vacuum breakers 200 in one, this or two times fusion high-pressure vacuum breakers 200 and remote monitoring platform
100 communication connections.
Specifically, remote monitoring platform 100 can with the separating brakes of the fusion high-pressure vacuum breaker 200 of remote control one or two times,
Closing operation, the operation information for the fixed time period that can also be sent according to one or two fusion high-pressure vacuum breakers 200, at any time
Parameter information such as the single-phase-to-ground current threshold value, phase fault excessively stream threshold value of one or two fusion high-pressure vacuum breakers 200 are adjusted,
So as to targetedly be controlled；The failure risk in following a period of time can be carried out pre- according to the operation information simultaneously
Survey, properly protect measure in time, further to ensure the safety and stability of electric power system operation.
In embodiment provided by the invention, by dividing the electric current in current transformer and zero sequence current mutual inductor
Analysis, it is reliable judge, detection zero-sequence current and phase fault electric current, to realize automatic excision singlephase earth fault and alternate short
Road failure；Meanwhile the operation informations of one or two fusion high-pressure vacuum breakers are recorded in real time, in order to the retrospect to fault
And the accurate control to one or two fusion high-pressure vacuum breakers；In addition, increase wireless communication function, realizes and one or two times is melted
The remote control of high-pressure vacuum breaker is closed, improves the ageing of troubleshooting, ensures the security of electric power system operation and steady
It is qualitative.
One or two fusion high-pressure vacuum breaker monitoring methods and system provided in an embodiment of the present invention, with above-described embodiment
One or the two fusion high-pressure vacuum breakers provided have identical technical characteristic, so can also solve identical technical problem,
Reach identical technique effect.
The computer program product for one or two fusion high-pressure vacuum breaker monitoring methods that the embodiment of the present invention is provided,
Computer-readable recording medium including storing program code, the instruction that described program code includes can be used for performing above side
Method described in method embodiment, specific implementation can be found in embodiment of the method, will not be repeated here.
It is apparent to those skilled in the art that for convenience and simplicity of description, the method for foregoing description
With the specific work process of system, the corresponding process in foregoing one or two fusions high-pressure vacuum breaker embodiment is may be referred to,
It will not be repeated here.
In addition, in the description of the embodiment of the present invention, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
If the function is realized in the form of SFU software functional unit and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part to be contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are causing a computer equipment (can be
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment methods described of the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
Finally it should be noted that：Embodiment described above, it is only the embodiment of the present invention, to illustrate the present invention
Technical scheme, rather than its limitations, protection scope of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those within the art that：Any one skilled in the art
The invention discloses technical scope in, it can still modify to the technical scheme described in previous embodiment or can be light
Change is readily conceivable that, or equivalent substitution is carried out to which part technical characteristic；And these modifications, change or replacement, do not make
The essence of appropriate technical solution departs from the spirit and scope of technical scheme of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (10)
- A kind of 1. one or two fusions high-pressure vacuum breaker, it is characterised in that including：Vacuum circuit breaker body, controller, electric current Transformer, zero sequence current mutual inductor, the first current sensor and the second current sensor；The vacuum circuit breaker body includes casing, and the casing top is installed with three equidistant insulating sleeves, institute State and vacuum interrupter is provided with insulating sleeve, electromagnetic operating mechanism is provided with the casing；The vacuum circuit breaker body It is connected respectively with the controller, the current transformer, the zero sequence current mutual inductor；The current transformer is connected with first current sensor, for sensing the load current of user side；First current sensor is connected with the controller, for gathering the first current value of the load current, and will First current value is sent to the controller；The zero sequence current mutual inductor is connected with second current sensor, for sensing zero-sequence current；Second current sensor is connected with the controller, for gathering the second current value of the zero-sequence current, and will Second current value is sent to the controller；The controller is connected with the electromagnetic operating mechanism, for according to first current value and described second received Current value, the electromagnetic operating mechanism separating brake is controlled, and record the operation information of one or two fusions high-pressure vacuum breaker；The controller also includes wireless communication module, for the operation information to be sent to remote monitoring platform, and receives The operational order that remote monitoring platform is sent, the electromagnetic operating mechanism divide-shut brake is controlled according to the operational order.
- 2. one or two fusions high-pressure vacuum breaker according to claim 1, it is characterised in that the controller also includes Control mainboard and the display being connected with the control mainboard, opening button, switch knob, event are provided with the control mainboard Hinder indicator lamp；The control mainboard is connected with the electromagnetic operating mechanism, first current sensor, second current sensor.
- 3. one or two fusions high-pressure vacuum breaker according to claim 1, it is characterised in that the controller is arranged on In control cabinet with chamber door, be provided with electronic lock on the chamber door, the electronic lock be used to controlling the unlatching of the chamber door with Locking.
- 4. one or two fusions high-pressure vacuum breaker according to claim 3, it is characterised in that also including accessory power supply group Part, the accessory power supply component include wind power generation plant and/or solar collecting device, and battery, the wind-power electricity generation Device and/or solar collecting device charge for the battery；The battery is connected with the controller, for being powered for the controller.
- 5. one or two fusions high-pressure vacuum breaker according to claim 4, it is characterised in that the casing and/or institute State and LED string is provided with control cabinet, the LED string is connected with the battery.
- 6. one or two fusions high-pressure vacuum breaker according to claim 3, it is characterised in that the casing and/or institute State and acceleration transducer and locator be provided with control cabinet, the acceleration transducer, the locator respectively with the control Device connection processed；The acceleration transducer is used for the acceleration magnitude for obtaining one or two fusions high-pressure vacuum breaker, and described in transmission Acceleration magnitude is to the controller；The alignment sensor be used for obtain it is described one or two times fusion high-pressure vacuum breaker location information, and send it is described fixed Position information is to the controller；The controller is additionally operable to receive the acceleration magnitude and the location information, when the acceleration magnitude is more than acceleration threshold During value, alarm signal and the location information are sent to remote monitoring platform.
- 7. one or two fusions high-pressure vacuum breaker according to claim 1, it is characterised in that the bottom half is also set Be equipped with placed cavity, the placed cavity connects with the box house, the connectivity part of the placed cavity and the casing be provided with every Off-network, the box house are provided with humidity sensor, vavuum pump are provided with the placed cavity, wherein, the humidity sensor Device, the vavuum pump are connected with the controller；The humidity sensor is used to gather the humidity value in the casing, and sends the humidity value to the controller；The controller is additionally operable to according to the humidity value, control the vavuum pump to absorb the moisture in the casing.
- 8. a kind of one or two fusions high-pressure vacuum breaker monitoring method, it is characterised in that any applied to claim 1 to 7 One or two fusion high-pressure vacuum breakers described in, including：Receive the zero sequence that the first current value of the current transformer of the first current sensor transmission and the second current sensor are sent Second current value of current transformer, wherein the current transformer, the zero sequence current mutual inductor respectively with vacuum circuit breaker Body connects；According to first current value and second current value, electromagnetic operating mechanism separating brake is controlled, and record described one or two times Merge the operation information of high-pressure vacuum breaker；The operation information is sent to remote monitoring platform, and receives the operational order of remote monitoring platform transmission, according to institute State operational order and control the electromagnetic operating mechanism divide-shut brake.
- 9. according to the method for claim 8, it is characterised in that described according to first current value and second electric current Value, control electromagnetic operating mechanism separating brake include：When first current value is more than phase fault excessively stream threshold value, and continues the first operation time limit, the electromagnetism is controlled to grasp Make mechanism separating brake；When first current value is more than phase fault quick-break threshold value, the electromagnetic operating mechanism separating brake is controlled；When second current value is more than single-phase-to-ground current threshold value, and continues the second operation time limit, the electromagnetism is controlled to grasp Make mechanism separating brake.
- 10. a kind of one or two fusions high-pressure vacuum breaker monitoring system, it is characterised in that including remote monitoring platform and as weighed Profit requires one or two fusion high-pressure vacuum breakers any one of 1 to 7, one or two fusions high-pressure vacuum breaker Communicated to connect with the remote monitoring platform.
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| CN201710798540.2A CN107681779A (en) | 2017-09-06 | 2017-09-06 | One or two fusion high-pressure vacuum breakers and its monitoring method, system |
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| CN201710798540.2A CN107681779A (en) | 2017-09-06 | 2017-09-06 | One or two fusion high-pressure vacuum breakers and its monitoring method, system |
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| CN109801814A (en) * | 2019-03-21 | 2019-05-24 | 广东电网有限责任公司 | A kind of pole-mounted circuit breaker of secondary deep fusion |
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Application publication date: 20180209 |