CN108490348A - Breaker performance test methods, the apparatus and system of the double earthing knife-switch of band - Google Patents
Breaker performance test methods, the apparatus and system of the double earthing knife-switch of band Download PDFInfo
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- CN108490348A CN108490348A CN201810519993.1A CN201810519993A CN108490348A CN 108490348 A CN108490348 A CN 108490348A CN 201810519993 A CN201810519993 A CN 201810519993A CN 108490348 A CN108490348 A CN 108490348A
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- 238000000034 method Methods 0.000 title claims abstract description 59
- 238000011056 performance test Methods 0.000 title claims abstract description 33
- 238000012360 testing method Methods 0.000 claims abstract description 44
- 230000009471 action Effects 0.000 claims abstract description 20
- 238000005259 measurement Methods 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims description 7
- 238000004590 computer program Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 description 18
- 230000006870 function Effects 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 7
- 238000004146 energy storage Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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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
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
- G01R31/3272—Apparatus, systems or circuits therefor
- G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance
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- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The present invention provides breaker performance test methods, the apparatus and systems of the double earthing knife-switch of band, are related to breaker technical field, wherein and the breaker performance test methods of the double earthing knife-switch of the band are applied to the breaker of the double earthing knife-switch of band, including:First, controller sends out actuating signal to breaker tester, later, breaker tester is acted according to the breaker of the double earthing knife-switch of above-mentioned actuating signal control band and (carries out closing operation or sub-switching operation), later, measuring unit acquires the variation of breaker resistance during carrying out above-mentioned action of the double earthing knife-switch of band in real time, here, measuring unit is connected in parallel with the breaker with double earthing knife-switch, finally, measuring unit determined according to the variation of resistance the breaker of the double earthing knife-switch of band performance data (such as, distinguish main fracture, earth branch, and, obtain branch wire time, speed, separating brake performance etc.), to which the operation for removing ground connection one end can be saved during the test, it is convenient and safe.
Description
Technical field
The present invention relates to breaker technical fields, more particularly to the breaker performance test methods with double earthing knife-switch, device and
System.
Background technology
Breaker performance test includes divide-shut brake speed, branch wire time etc..When breaker is tested for the property, need
In the both ends clamping connection p-wire of breaker, later, performance data is obtained by detecting the on off operating mode of breaker.And test shape
Under state, the two sides earth of breaker, the commonly referred to as breaker are the breaker of the double earthing knife-switch of band.Parallel connection can be formed during the test
Branch, and component is generated, keep breaker practical in gate-dividing state, test equipment wrong can be examined breaker by earth-return circuit
It is "on" position to survey, and keeps test result inaccurate.So in traditional test method, any for removing breaker both sides is needed
A ground terminal, connecting test instrument is tested later, in this way, could accurately be measured in the case where eliminating earth branches affect disconnected
The performance of road device.
But the equipment in standing around the job site of high pressure place is typically all to charge, breaker both sides are usually mother
Line, circuit outlet, current transformer induced current is big, and operating risk is big when removing one end ground connection, moreover, after removing one end ground connection
Induced voltage it is very high, seriously threaten the personal safety of operating personnel.In addition, for part GIS breakers, side is removed
Line bank changes state, is carried out after needing scheduling to examine, greatly increases the work stand-by period, influence working efficiency.
To sum up, unhandy when one end is grounded about being removed during the breaker performance test of the double earthing knife-switch of band at present
Problem there is no effective solution method.
Invention content
In view of this, the breaker performance test methods for being designed to provide the double earthing knife-switch of band, the dress of the embodiment of the present invention
It sets and system improves the safety of the breaker performance test to the double earthing knife-switch of band by the way that controller and measuring unit etc. is arranged
And convenience.
In a first aspect, an embodiment of the present invention provides the breaker performance test methods of the double earthing knife-switch of band, it is applied to the double ground of band
The breaker of knife, including:
Controller sends out actuating signal to breaker tester;
The breaker that the breaker tester controls the double earthing knife-switch of the band according to the actuating signal is acted;
Measuring unit acquire in real time the double earthing knife-switch of the band breaker acted during resistance variation, wherein
The breaker of the measuring unit and the double earthing knife-switch of the band is connected in parallel;
The measuring unit determines the performance data of the breaker of the double earthing knife-switch of the band according to the variation of the resistance.
With reference to first aspect, an embodiment of the present invention provides the first possible embodiments of first aspect, wherein institute
It states before controller sends out actuating signal to breaker tester, further includes:
Host computer sends out test execution signal to the controller;
The controller sends charging signals after receiving the test execution signal to the measuring unit;
The measuring unit charges after receiving the charging signals, and, reach preset threshold in electricity
Feedback signal is generated when value;
The host computer generates the actuating signal after verifying the feedback signal and meeting the requirements, and, by the action
Signal is sent to the controller, wherein the actuating signal includes switching signal or sub-gate signal.
The possible embodiment of with reference to first aspect the first, an embodiment of the present invention provides second of first aspect
Possible embodiment, wherein the controller sends out actuating signal to breaker tester, including:
The controller sends out the switching signal to breaker tester;
Alternatively, the controller sends out the sub-gate signal to breaker tester.
The possible embodiment of with reference to first aspect the first, an embodiment of the present invention provides the third of first aspect
Possible embodiment, wherein the breaker tester controls the breaker of the double earthing knife-switch of the band according to the actuating signal
It is acted, including:
The breaker that the breaker tester controls the double earthing knife-switch of the band according to the switching signal closes a floodgate;
Alternatively, the breaker that the breaker tester controls the double earthing knife-switch of the band according to the switching signal is divided
Lock.
The third possible embodiment with reference to first aspect, an embodiment of the present invention provides the 4th kind of first aspect
Possible embodiment, wherein the measuring unit acquire in real time the double earthing knife-switch of the band breaker acted during
The variation of resistance, including:
During the breaker of the double earthing knife-switch of the band receives the switching signal and is closed a floodgate, the measuring unit
Combined floodgate test current signals are continuously transmitted to the circuit where the breaker of the double earthing knife-switch of the band;
The measuring unit calculates resistance according to the combined floodgate test current signals.
The third possible embodiment with reference to first aspect, an embodiment of the present invention provides the 5th kind of first aspect
Possible embodiment, wherein the measuring unit determines the breaker of the double earthing knife-switch of the band according to the variation of the resistance
Performance data, including:
During the breaker of the double earthing knife-switch of the band receives the sub-gate signal progress separating brake, the measuring unit
Separating brake test current signals are continuously transmitted to the circuit where the breaker of the double earthing knife-switch of the band;
The measuring unit calculates resistance according to the separating brake test current signals.
With reference to first aspect, an embodiment of the present invention provides the 6th kind of possible embodiments of first aspect, wherein institute
The performance data that measuring unit determines the breaker of the double earthing knife-switch of the band according to the variation of the resistance is stated, including:
The measuring unit monitors the resistance and transforms to the required closing time of the second resistance value by the first resistance value, and,
The combined floodgate performance parameter of the breaker of the double earthing knife-switch of the band is measured in the closing time;
Alternatively, the measuring unit monitors the resistance when transforming to the required separating brake of the first resistance value by the second resistance value
Between, and, the separating brake performance parameter of the breaker of the double earthing knife-switch of the band is measured in the opening time.
Second aspect, an embodiment of the present invention provides the breaker performance testing devices of the double earthing knife-switch of band, including:
Action sends out module, and actuating signal is sent out to breaker tester for controller;
Action executing module controls the disconnected of the double earthing knife-switch of the band for the breaker tester according to the actuating signal
Road device is acted;
Resistance measuring module, acquired in real time for measuring unit the double earthing knife-switch of the band breaker acted during
The variation of resistance, wherein the breaker of the measuring unit and the double earthing knife-switch of the band is connected in parallel;
Performance criteria module determines the disconnected of the double earthing knife-switch of the band for the measuring unit according to the variation of the resistance
The performance data of road device.
The third aspect, the embodiment of the present invention also provide the breaker Performance Test System of the double earthing knife-switch of band, including:The double earthing knife-switch of band
Breaker, controller, breaker tester, measuring unit and host computer, wherein the measuring unit include first measure son
Unit, second measure subelement and third measurement subelement, and, described first measures subelement, the second measurement subelement
The both ends of the three-phase of the breaker of the double earthing knife-switch of the band are connected to third measurement subelement;
It is connected by bluetooth between the host computer and the controller, the measuring unit is disconnected with the double earthing knife-switch of the band
Road device is connected, and the controller is connected with the breaker tester, and the breaker tester is disconnected with the double earthing knife-switch of the band
Road device is connected, and the controller measures subelement, the second measurement subelement and the third with described first and measures respectively
Subelement is connected.
Fourth aspect, the embodiment of the present invention also provide a kind of computer readable storage medium, computer readable storage medium
On be stored with computer program, when computer program is run by processor execute any of the above-described method the step of.
Breaker performance test methods, the apparatus and system of the double earthing knife-switch of band provided in an embodiment of the present invention, wherein the band is double
The breaker performance test methods of earthing knife-switch are applied to the breaker of the double earthing knife-switch of band, including:First, it is surveyed from controller to breaker
Examination instrument sends out actuating signal, needs to illustrate, and controller is directly manipulated by host computer, secondly, breaker tester
It is acted according to the breaker of the double earthing knife-switch of above-mentioned actuating signal control band, i.e., breaker closes a floodgate under actuating signal control
Operation or sub-switching operation, later, measuring unit acquire resistance during the breaker with double earthing knife-switch is acted in real time
Variation, needs to illustrate, and measuring unit is connected in parallel with the breaker with double earthing knife-switch, when testing beginning, by measuring
Circuit where from unit to the breaker of the double earthing knife-switch of band sends voltage or current signal etc., and measures the breaker of the double earthing knife-switch of band
Resistance variations of the circuit at place under the action ofs above-mentioned voltage or current signal etc., in this way, measuring unit is according to above-mentioned electricity
The performance data for changing the breaker to determine the double earthing knife-switch of band of resistance, performance data includes distinguishing main fracture, parallel connection here
Ground branch, and, branch wire time etc. is obtained, by above-mentioned processing procedure, eliminates to remove in high pressure place in station and break
The complicated processes of one ground terminal of road device, safe and convenient.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and is obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 shows the flow chart of the breaker performance test methods for the double earthing knife-switch of band that the embodiment of the present invention is provided;
Measuring unit in the breaker performance test methods of the double earthing knife-switch of band provided Fig. 2 shows the embodiment of the present invention
Structure chart;
Fig. 3 shows measuring unit in the breaker performance test methods of the double earthing knife-switch of band that the embodiment of the present invention is provided
Connection diagram;
Fig. 4 shows the structure connection of the breaker performance testing device for the double earthing knife-switch of band that the embodiment of the present invention is provided
Figure;
Fig. 5 shows the connection figure of the breaker Performance Test System for the double earthing knife-switch of band that the embodiment of the present invention is provided.
Icon:1- breaker bodies;2- breaker testers;3- controllers;4- measuring units;5- actions send out module;
6- action executing modules;7- resistance measuring modules;8- performance criteria modules;9- breaker mechanisms;41- first measures subelement;
42- second measures subelement;43- thirds measure subelement.
Specific implementation mode
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, the detailed description of the embodiment of the present invention to providing in the accompanying drawings is not intended to limit claimed invention below
Range, but it is merely representative of the selected embodiment of the present invention.Based on the embodiment of the present invention, those skilled in the art are not doing
The every other embodiment obtained under the premise of going out creative work, shall fall within the protection scope of the present invention.
Since the both sides of the breaker of the double earthing knife-switch of band are typically provided with ground terminal.Above-mentioned ground terminal during the test
Parallel branch will be formed, in this way, keeping breaker practical in gate-dividing state, test equipment wrong can will break by earth-return circuit
Road device is detected as "on" position, keeps test result inaccurate.Current processing mode is any for needing to remove breaker both sides
A ground terminal, later, connecting test instrument are tested.But the equipment in standing around the job site of high pressure place is generally all
It is electrification, breaker both sides are usually busbar, circuit outlet, and current transformer induced current is big, are made when removing one end ground connection
Industry risk is big, moreover, the induced voltage removed after the ground connection of one end is very high, seriously threatens the personal safety of operating personnel, adds
On, side line bank is removed for part GIS breakers and changes state, is carried out after needing scheduling to examine, and then affect work
Efficiency.In short, being removed in the test process of the breaker performance of the double earthing knife-switch of band at present inconvenient when one end is grounded.
Based on this, an embodiment of the present invention provides breaker performance test methods, the apparatus and system of the double earthing knife-switch of band, below
It is described by embodiment.
Embodiment 1
Referring to Fig. 1, Fig. 2 and Fig. 3, the breaker performance test methods for the double earthing knife-switch of band that the present embodiment proposes are applied to band
The breaker of double earthing knife-switch explains the breaker of the double earthing knife-switch of lower band, in general, the supply voltage of the breaker with double earthing knife-switch is straight first
Stream 220V claims as shown in Fig. 2, the breaker with double earthing knife-switch has two ground terminals when that is, the both ends of breaker body 1 are all grounded
The breaker for the double earthing knife-switch of band, in this way, no matter main fracture left side or right side conjunction into figure, which are closed, can form closed circuit,
Specifically include following steps:
Step S101:Controller 3 sends out actuating signal to breaker tester 2.
Step S102:Breaker tester is acted according to the breaker of the double earthing knife-switch of actuating signal control band.
Step S103:The variation of resistance during breaker of the acquisition in real time of measuring unit 4 with double earthing knife-switch is acted,
It needs to illustrate, measuring unit is connected in parallel with the breaker with double earthing knife-switch.
Step S104:Measuring unit determines the performance data of the breaker of the double earthing knife-switch of band according to the variation of resistance.
Above-mentioned each step is described in detail below, above-mentioned steps S101 controllers send out dynamic to breaker tester
Before making signal, further include:
(1) host computer sends out test execution signal to controller, needs to illustrate, and host computer generally includes to have
Calculation processing function, further, it is possible to provide the terminals such as the computer that input manipulates to tester.When needs are to the double earthing knife-switch of band
When breaker is tested, measuring unit is first installed additional on existing breaker tester, and single to measuring by controller
Member is controlled, in this way, when being tested, tester inputs corresponding operation by host computer, so that host computer
Test execution signal is sent out to controller.
(2) in this way, controller is receiving test execution signal rearward measurement unit transmission charging signals, so as to measure single
Member proceeds by charging, thus for that can provide guarantor with voltage to the circuit input test where the breaker of the double earthing knife-switch of band later
Barrier.
(3) in this way, measuring unit charges after receiving charging signals, also, when measuring unit reaches in electricity
Feedback signal is generated when preset threshold value, is said, preset threshold value is usually the disconnected of the double earthing knife-switch of band
Circuit where the device of road carries out a required minimum amount of power of test process, in this way, the generation by feedback signal is further
Ensure that the electricity of measuring unit is sufficient.Common measuring unit includes current feedback circuit.
(4) after, host computer generates actuating signal after verifying feedback signal and meeting the requirements, also, host computer will act
Signal is sent to controller, needs to illustrate, and actuating signal includes switching signal or sub-gate signal, i.e. controller point
The making process and separating brake process of the other breaker to the double earthing knife-switch of band are monitored, to distinguish main fracture, earth branch,
And obtain branch wire time, divide-shut brake speed, separating brake performance performance etc..Survey is can determine by the participation of host computer
The definite opening process of examination process.
Above-mentioned steps S101 controllers send out actuating signal to breaker tester, including:
(1) controller sends out switching signal to breaker tester.
(2) alternatively, controller sends out sub-gate signal to breaker tester.It needs to illustrate herein, controller
The making process of the breaker of the double earthing knife-switch of band and separating brake process are distinguished and tested.
Above-mentioned steps S102 breaker testers are acted according to the breaker of the double earthing knife-switch of actuating signal control band, are wrapped
It includes:
(1) when it is implemented, breaker tester closes a floodgate according to the breaker of the double earthing knife-switch of switching signal control band.Such as
Shown in Fig. 2, the main fracture that will be switched off is closed, and the breaker of the double earthing knife-switch of entire band is made to form closed circuit.It needs to be said in detail
Bright, breaker body includes the galvanic circle with main fracture, and state has separating brake, closes a floodgate, and breaker mechanism 9 includes being connected
Control module (specifically including divide-shut brake coil etc.), energy-storage module (specifically including energy storage motor and spring etc.) and the transmission mould connect
Block, in use, breaker mechanism are connected with breaker tester, and by the mechanical transmission component in breaker mechanism
It directly controls breaker body and carries out divide-shut brake action, the action process of above-mentioned divide-shut brake is:By control module (division brake cable
Circle) instruction is sent out, control energy-storage module releases energy, and (module possesses always energy under normal circumstances, in breaker body
When gate-dividing state, have the energy needed for closing a floodgate and have the energy needed for separating brake in breaker body "on" position) energy
Breaker body is driven to implement divide-shut brake action (opening, the closure of main fracture) by the transmission mechanism in transmission module.
(2) alternatively, breaker tester carries out separating brake according to the breaker of the double earthing knife-switch of switching signal control band.I.e. by Fig. 2
In formed closed circuit the main fractures of breaker of the double earthing knife-switch of band be restored to off-state.It needs to be described in detail
It is that breaker body includes the galvanic circle with main fracture, state has separating brake, closes a floodgate, and breaker mechanism includes being connected
Control module (specifically including divide-shut brake coil etc.), energy-storage module (specifically including energy storage motor and spring etc.) and transmission module,
The action process of above-mentioned divide-shut brake is:Instruction is sent out by control module (divide-shut brake coil), control energy-storage module releases energy (should
Module possesses always energy under normal circumstances, in breaker body gate-dividing state, has the energy needed for closing a floodgate, in open circuit
When device ontology "on" position, having the energy needed for separating brake) energy drives breaker sheet by transmission mechanism in transmission module
Body implements divide-shut brake action (opening of main fracture is closed).
Above-mentioned steps S103 measuring units acquire the change of resistance during the breaker with double earthing knife-switch is acted in real time
Change, including:
(1) during the breaker of the double earthing knife-switch of band receives switching signal and closed a floodgate, measuring unit is to band pair
Circuit where the breaker of knife continuously transmits combined floodgate test current signals, needs to illustrate, and above-mentioned circuit includes master
Two earth-return circuits being formed after fracture is closed, i.e. measuring unit are current source, only there are one circuit when breaker body separating brake,
I.e. by measuring unit to ground terminal to the earth again to the circuit of another ground terminal (being referred to as earth-return circuit);Breaker body closes a floodgate
When there are two circuit, i.e., by measuring unit to ground terminal to greatly again to the circuit of another ground terminal (referred to as earth-return circuit) with
And the circuit (being referred to as breaker circuit) by breaker body to measuring unit.Measuring unit connects to above-mentioned two earth-return circuit
Supervention send combined floodgate test current signals.
(2) measuring unit calculates resistance according to combined floodgate test current signals, specifically sends out test electricity to breaker body
Stream, measures the voltage value of breaker body, is worth to resistance by the ratio of the voltage value and above-mentioned test electric current, passes through above-mentioned company
The process of continuous monitoring can obtain the resistance of consecutive variations in making process.
Above-mentioned steps S104 measuring units determine the performance data of the breaker of the double earthing knife-switch of band, packet according to the variation of resistance
It includes:
(1) during the breaker of the double earthing knife-switch of band receives sub-gate signal progress separating brake, measuring unit is to double ground
Circuit where the breaker of knife continuously transmits separating brake test current signals, needs exist for illustrating, above-mentioned circuit packet
The circuit formed after main fracture disconnects is included, i.e., (is referred to as to the circuit of another ground terminal again by measuring unit to ground terminal to the earth
For earth-return circuit).
(2) measuring unit calculates resistance according to separating brake test current signals.Test electric current specifically is sent out to above-mentioned circuit,
The voltage value for measuring above-mentioned circuit is worth to resistance by the ratio of the voltage value and above-mentioned test electric current, passes through above-mentioned continuous prison
The process of survey can obtain the resistance of consecutive variations during separating brake.
Above-mentioned steps S104 measuring units determine the performance data of the breaker of the double earthing knife-switch of band, packet according to the variation of resistance
It includes:
(1) measuring unit monitoring resistor transforms to the required closing time of the second resistance value by the first resistance value, also, is closing
The combined floodgate performance parameter that the breaker of the double earthing knife-switch of band is measured in the lock time, needs exist for illustrating, the first resistance value is usual
Refer to the resistance value of milliohm magnitude, the second resistance value is often referred to the resistance value of micro-ohm magnitude.The reason is that, when the conjunction of the main fracture of breaker is closed
Breaker circuit is formed, resistance value is varied down to micro-ohm magnitude at this time.Also, it in order to effectively measure the closing speed of main fracture, obtains
The travel parameters of the main fracture of the breaker of the double earthing knife-switch of band are worth to above-mentioned combined floodgate speed by the ratio of the trip parameter and closing time
Degree.In addition, because again action of the main fracture in making process is possible to have repeatedly, that is, occurs being closed the phenomenon that disconnecting, need
The feed motion performance of main fracture is tested, i.e., transforms to second according to the first resistance value during main fracture is closed and disconnects again
The number of resistance value calculates the separating brake performance in making process.
(2) alternatively, measuring unit monitoring resistor transforms to the required opening time of the first resistance value by the second resistance value, and
And the separating brake performance parameter of the breaker of the double earthing knife-switch of band is measured in opening time.It needs exist for illustrating, the first resistance
Value is often referred to the resistance value of milliohm magnitude, and the second resistance value is often referred to the resistance value of micro-ohm magnitude.The reason is that, when the main fracture of breaker
Open circuit is formed when disconnection, resistance value increases to milliohm magnitude by micro-ohm magnitude at this time.Also, in order to effectively measure the separating brake of main fracture
Speed obtains the travel parameters of the main fracture of the breaker of the double earthing knife-switch of band, is worth to by the ratio of the trip parameter and opening time
Above-mentioned opening velocity.
In conclusion the breaker performance test methods of the double earthing knife-switch of band provided in this embodiment, are applied to the double earthing knife-switch of band
Breaker, including:First, controller sends out actuating signal to breaker tester, and secondly, breaker tester is believed according to action
The breaker of number double earthing knife-switch of control band is acted, and later, the breaker that measuring unit acquire band pair earthing knife-switch in real time is acted
During resistance variation, need to illustrate, measuring unit with double earthing knife-switch breaker be connected in parallel, in this way,
Measuring unit determines the performance data of the breaker of the double earthing knife-switch of band according to the variation of resistance, that is, passes through above-mentioned processing procedure, energy
It is enough effectively to distinguish main fracture, earth branch, and, branch wire time, speed, separating brake performance etc. are obtained, to
Eliminate the operation for removing ground connection one end during the test, safe and convenient.
Embodiment 2
Referring to Fig. 4, the breaker performance testing device for present embodiments providing the double earthing knife-switch of band includes:
Action sends out module 5, and actuating signal is sent out to breaker tester for controller;
Action executing module 6 controls the breaker with double earthing knife-switch into action for breaker tester according to actuating signal
Make;
Resistance measuring module 7 acquires electricity during the breaker with double earthing knife-switch is acted for measuring unit in real time
The variation of resistance, wherein measuring unit is connected in parallel with the breaker with double earthing knife-switch;
Performance criteria module 8 determines the performance of the breaker of the double earthing knife-switch of band for measuring unit according to the variation of resistance
Data.
The breaker performance testing device of the double earthing knife-switch of band provided in an embodiment of the present invention, the band provided with above-described embodiment are double
The breaker performance test methods technical characteristic having the same of earthing knife-switch reaches phase so can also solve identical technical problem
Same technique effect.
Embodiment 3
Referring to Fig. 5, the breaker Performance Test System for present embodiments providing the double earthing knife-switch of band includes:The open circuit of the double earthing knife-switch of band
Device, controller, breaker tester, measuring unit and host computer need to illustrate, and measuring unit includes the first measurement
Subelement 41, second measures subelement 42 and third measures subelement 43, also, the first measurement subelement, the second measurement are single
Member and third measure the both ends that subelement is connected to the three-phase of the breaker with double earthing knife-switch, lead between host computer and controller
It crosses bluetooth to be connected, needs to illustrate, the safety of effective guarantee staff is attached using bluetooth, measure single
Member is connected with the breaker with double earthing knife-switch, and controller is connected with breaker tester, breaker tester and breaking with double earthing knife-switch
Road device is connected, and controller measures subelement with the first measurement subelement, the second measurement subelement and third respectively and is connected, and sets here
It is and then to ensure to measure to be separately connected at the both ends of breaker A, B, C three-phase of the double earthing knife-switch of band to set three and measure subelements
Accuracy and validity.
The breaker Performance Test System of the double earthing knife-switch of band provided in an embodiment of the present invention includes:The breaker of the double earthing knife-switch of band,
Controller, breaker tester, measuring unit and host computer need to illustrate, and measuring unit includes the first measurement
Unit, second measure subelement and third measurement subelement, also, first measures subelement, the second measurement subelement and third
The both ends that subelement is connected to the three-phase of the breaker with double earthing knife-switch are measured, pass through bluetooth phase between host computer and controller
Even, measuring unit is connected with the breaker with double earthing knife-switch, and controller is connected with breaker tester, breaker tester with double
The breaker of earthing knife-switch is connected, and controller measures subelement, the second measurement subelement and third with first and measures subelement phase respectively
Even, by the setting of breaker, controller, breaker tester, measuring unit and the host computer of the double earthing knife-switch of above-mentioned band etc., effectively
Improve the convenience of the breaker performance test of the double earthing knife-switch of band.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, when computer program is run by processor the step of the method for execution any of the above-described.
It should be noted that each embodiment in this specification is described in a progressive manner, each embodiment weight
Point explanation is all difference from other examples, and the same or similar parts between the embodiments can be referred to each other.
Breaker performance test methods, the apparatus and system for the double earthing knife-switch of band that the embodiment of the present invention is provided, realization principle and generation
Technique effect it is identical with preceding method embodiment, for briefly describe, device embodiment part do not refer to place, can refer to aforementioned
Corresponding contents in embodiment of the method.
In several embodiments provided herein, it should be understood that disclosed device and method can also pass through
Other modes are realized.The apparatus embodiments described above are merely exemplary, for example, the flow chart in attached drawing and block diagram
Show the device of multiple embodiments according to the present invention, the architectural framework in the cards of method and computer program product,
Function and operation.In this regard, each box in flowchart or block diagram can represent the one of a module, section or code
Part, a part for the module, section or code, which includes that one or more is for implementing the specified logical function, to be held
Row instruction.It should also be noted that at some as in the realization method replaced, the function of being marked in box can also be to be different from
The sequence marked in attached drawing occurs.For example, two continuous boxes can essentially be basically executed in parallel, they are sometimes
It can execute in the opposite order, this is depended on the functions involved.It is also noted that every in block diagram and or flow chart
The combination of box in a box and block diagram and or flow chart can use function or the dedicated base of action as defined in executing
It realizes, or can be realized using a combination of dedicated hardware and computer instructions in the system of hardware.
In addition, each function module or unit in each embodiment of the present invention can integrate and to form an independence
Part, can also be modules individualism, can also two or more modules be integrated to form an independent portion
Point.
It, can be with if the function is realized and when sold or used as an independent product in the form of software function module
It is stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes:USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic disc or CD.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence, can not be interpreted as indicating or implying relative importance.Moreover, term " packet
Include ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion so that including the mistake of a series of elements
Journey, method, article or equipment include not only those elements, but also include other elements that are not explicitly listed, either
Further include for elements inherent to such a process, method, article, or device.In the absence of more restrictions, by sentence
The element that "including a ..." limits, it is not excluded that also deposit in the process, method, article or apparatus that includes the element
In other identical element.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.It should be noted that:Similar label and letter exist
Similar terms are indicated in following attached drawing, therefore, once being defined in a certain Xiang Yi attached drawing, are then not required in subsequent attached drawing
It is further defined and is explained.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. the breaker performance test methods of the double earthing knife-switch of band, are applied to the breaker of the double earthing knife-switch of band, which is characterized in that including:
Controller sends out actuating signal to breaker tester;
The breaker that the breaker tester controls the double earthing knife-switch of the band according to the actuating signal is acted;
Measuring unit acquire in real time the double earthing knife-switch of the band breaker acted during resistance variation, wherein it is described
The breaker of measuring unit and the double earthing knife-switch of the band is connected in parallel;
The measuring unit determines the performance data of the breaker of the double earthing knife-switch of the band according to the variation of the resistance.
2. the breaker performance test methods of the double earthing knife-switch of band according to claim 1, which is characterized in that the controller to
Before breaker tester sends out actuating signal, further include:
Host computer sends out test execution signal to the controller;
The controller sends charging signals after receiving the test execution signal to the measuring unit;
The measuring unit charges after receiving the charging signals, and, when electricity reaches preset threshold value
Generate feedback signal;
The host computer generates the actuating signal after verifying the feedback signal and meeting the requirements, and, by the actuating signal
It is sent to the controller, wherein the actuating signal includes switching signal or sub-gate signal.
3. the breaker performance test methods of the double earthing knife-switch of band according to claim 2, which is characterized in that the controller to
Breaker tester sends out actuating signal, including:
The controller sends out the switching signal to breaker tester;
Alternatively, the controller sends out the sub-gate signal to breaker tester.
4. the breaker performance test methods of the double earthing knife-switch of band according to claim 2, which is characterized in that the breaker is surveyed
The breaker that examination instrument controls the double earthing knife-switch of the band according to the actuating signal is acted, including:
The breaker that the breaker tester controls the double earthing knife-switch of the band according to the switching signal closes a floodgate;
Alternatively, the breaker that the breaker tester controls the double earthing knife-switch of the band according to the switching signal carries out separating brake.
5. the breaker performance test methods of the double earthing knife-switch of band according to claim 4, which is characterized in that the measuring unit
Acquire in real time the double earthing knife-switch of the band breaker acted during resistance variation, including:
During the breaker of the double earthing knife-switch of the band receives the switching signal and closed a floodgate, the measuring unit is to institute
Circuit where stating the breaker of the double earthing knife-switch of band continuously transmits combined floodgate test current signals;
The measuring unit calculates resistance according to the combined floodgate test current signals.
6. the breaker performance test methods of the double earthing knife-switch of band according to claim 4, which is characterized in that the measuring unit
The performance data of the breaker of the double earthing knife-switch of the band is determined according to the variation of the resistance, including:
During the breaker of the double earthing knife-switch of the band receives the sub-gate signal and carries out separating brake, the measuring unit is to institute
Circuit where stating the breaker of the double earthing knife-switch of band continuously transmits separating brake test current signals;
The measuring unit calculates resistance according to the separating brake test current signals.
7. the breaker performance test methods of the double earthing knife-switch of band according to claim 1, which is characterized in that the measuring unit
The performance data of the breaker of the double earthing knife-switch of the band is determined according to the variation of the resistance, including:
The measuring unit monitors the resistance and transforms to the required closing time of the second resistance value by the first resistance value, and, in institute
State the combined floodgate performance parameter for the breaker that the double earthing knife-switch of the band are measured in closing time;
Alternatively, the measuring unit monitors the resistance transforms to the required opening time of the first resistance value by the second resistance value, and,
The separating brake performance parameter of the breaker of the double earthing knife-switch of the band is measured in the opening time.
8. the breaker performance testing device of the double earthing knife-switch of band, which is characterized in that including:
Action sends out module, and actuating signal is sent out to breaker tester for controller;
Action executing module controls the breaker of the double earthing knife-switch of the band for the breaker tester according to the actuating signal
It is acted;
Resistance measuring module, acquired in real time for measuring unit the double earthing knife-switch of the band breaker acted during resistance
Variation, wherein the breaker of the double earthing knife-switch of the measuring unit and the band is connected in parallel;
Performance criteria module determines the breaker of the double earthing knife-switch of the band for the measuring unit according to the variation of the resistance
Performance data.
9. the breaker Performance Test System of the double earthing knife-switch of band, which is characterized in that including:The breaker of the double earthing knife-switch of band, breaks at controller
Road device tester, measuring unit and host computer, wherein the measuring unit includes the first measurement subelement, the second measurement son list
Member and third measure subelement, and, it is single that the first measurement subelement, the second measurement subelement and the third measure son
Member is connected to the both ends of the three-phase of the breaker of the double earthing knife-switch of the band;
It is connected by bluetooth between the host computer and the controller, the breaker of the measuring unit and the double earthing knife-switch of the band
It is connected, the controller is connected with the breaker tester, the breaker of the breaker tester and the double earthing knife-switch of the band
It is connected, it is single that the controller measures subelement, the second measurement subelement and third measurement with described first respectively
Member is connected.
10. a kind of computer readable storage medium, it is stored with computer program on computer readable storage medium, feature exists
In when computer program is run by processor the step of any one of execution the claims 1 to 7 the method.
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