CN108615626A - One kind being used for disconnecting link opening and closing location calibration device and position correction disconnecting link system - Google Patents
One kind being used for disconnecting link opening and closing location calibration device and position correction disconnecting link system Download PDFInfo
- Publication number
- CN108615626A CN108615626A CN201810564916.8A CN201810564916A CN108615626A CN 108615626 A CN108615626 A CN 108615626A CN 201810564916 A CN201810564916 A CN 201810564916A CN 108615626 A CN108615626 A CN 108615626A
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- China
- Prior art keywords
- disconnecting link
- closing
- link opening
- position sensor
- calibration device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
- H01H69/01—Apparatus or processes for the manufacture of emergency protective devices for calibrating or setting of devices to function under predetermined conditions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
Abstract
The invention discloses one kind being used for disconnecting link opening and closing location calibration device and position correction disconnecting link system, wherein this is used for disconnecting link opening and closing location calibration device and includes：Position sensor and wireless receiver, the position sensor and wireless receiver communication connection transmitting-receiving disconnecting link opening and closing position data, while wireless receiver is additionally operable to be communicatively coupled with external data cable and sends disconnecting link opening and closing position data.Using having the beneficial effect that for this programme：Pass through position sensor and wireless receiver communication connection transmitting-receiving disconnecting link opening and closing position data, wireless receiver, which is additionally operable to be communicatively coupled with external data cable, simultaneously sends disconnecting link opening and closing position data, the accurate accurate location for informing operating personnel's disconnecting link opening and closing avoids the drawback of the previous error manually estimated and auxiliary switch detection inaccuracy.
Description
Technical field
The present invention relates to technical field of electric power, more particularly to a kind of to be used for disconnecting link opening and closing location calibration device and position correction
Disconnecting link system.
Background technology
Switch mechanism role in substation operation is to establish reliable clearance for insulation, makes equipment or circuit and power supply shape
At apparent cut-off point, to ensure equipment and personal safety.The open isolating switch (abbreviation disconnecting link) of substation 35kV or more
It is mainly used for " isolated power supply, grid switching operation, being connected to and cut off low current circuit ", belongs to the switching device of no arc extinguishing.Every
Pass is left in open position, has the insulation distance for meeting prescribed requirement and apparent disconnect to indicate between contact；When closing position,
Electric current under normal loop condition and the at the appointed time switchgear of the electric current under exceptional condition (such as short circuit) can be carried.
The open isolating switch (abbreviation disconnecting link) of substation 35kV or more, the prior art is for disconnecting link opening and closing gate position
Confirmation, mainly pass through two means：One is whether in place artificial range estimation judges disconnecting link opening and closing lock, and this method generally passes through
Instruction device is observed, but with the aging of switch mechanism, and corrosion etc., which can have mechanism clamping stagnation, causes direction board position to tilt, this is just
Disconnecting link primary fault can occur, common type is that switching on and off is not in place, can only carry out power failure processing to this kind of failure, by knife
Lock switchs to inspecting state, this relates to circuit, busbar etc., just must take into consideration system operation mode.Primary fault can be divided into again
General defect and significant deficiency.General defect is for example, the closing position of disconnecting link is equipped with deviation, but can be had no effect on normal with separating brake
Operation.In such a case, it is possible to carry out application power failure according to normal blackout procedures.But significant deficiency such as disconnecting link is stuck, has
Accident may be caused, this requires immediately treat.So judging the division gate position of disconnecting link by manually estimating there are error, i.e.,
Make the error of very little, it is also possible to the failure for causing disconnecting link to generate heat.
The other is after turning to division gate position by disconnecting link, auxiliary switch contacting or disconnection in mechanism case are led to
Secondary circuit is crossed to send out disconnecting link opening and closing lock signal confirms that disconnecting link is in the position of divide-shut brake, the secondary circuit of general disconnecting link in place
It can be divided into：Locked loop, control loop, electric motor loop.Locked loop mainly realizes disconnecting link and earthing knife-switch, disconnecting link and switch, knife
Anti-misoperation locking between lock and disconnecting link；Control loop realizes the division control of disconnecting link, signal output；Electric motor loop is by control loop
The division of disconnecting link is realized in control by the positive and negative rotation of motor.This method can encounter the failure of disconnecting link secondary circuit, and failure
Search get up it is often relatively difficult, this is to relay protection service personnel's skill set requirements higher.And for secondary circuit failure to be improved
Treatment effeciency, need relay protection service personnel to have very high disconnecting link secondary circuit stock of knowledge, according to phenomenon of the failure combination drawing
Come analyze, range, the failure cause of failure judgement point, list by possibility size, then investigate one by one, then handle one by one, this
The step of kind method, is complicated, if operating personnel's violation operation, it may occur however that accident, and by the method for switch contact due to logical
It crosses secondary circuit and sends out signal, need maintenance personnel that maintenance is repeated several times, maintenance cost is higher, simultaneously because secondary circuit problem
Or the mechanical problems such as disconnecting link transmission mechanism, the physical location of disconnecting link and signal in place are not quite identical.
What the closing position that the open isolating switch of namely substation 35kV of the prior art or more uses confirmed
Completely in place whether means can not accurately reflect disconnecting link opening and closing lock.
Invention content
In view of the above problems, the present invention provides one kind being used for disconnecting link opening and closing location calibration device and position correction disconnecting link system
System, overcomes the above-mentioned deficiency of the prior art.
To achieve the goals above, the present invention adopts the following technical scheme that：
The present invention provides one kind being used for disconnecting link opening and closing location calibration device, including：It disconnecting link, position sensor and wirelessly connects
Device is received, the division position data of the disconnecting link, while institute are received and dispatched in the position sensor and wireless receiver communication connection
Wireless receiver is stated to be additionally operable to be communicatively coupled the transmission disconnecting link opening and closing position data with external data cable.
In one embodiment, the position sensor, including wireless transmitter module, accelerometer measurement module and power supply mould
Block, the position sensor measure the 3D motion track of the position sensor by the accelerometer measurement module, to really
The fixed position sensor transmits the disconnecting link opening and closing position data in space present position, and to the wireless transmitter module.
In one embodiment, the position sensor is installed on the conductive arm of the disconnecting link closest to the position of dynamic/static contact
It sets.
In one embodiment, the power module to the position sensor for providing working power, power supply for a long time
Mode is using at least one of battery powered, solar powered mode.
In one embodiment, the wireless receiver includes wireless receiving module and position correction module, the position
Calibration module is for editing the position sensor in the location of space and the separating brake and closing position of the disconnecting link, institute
The disconnecting link opening and closing position data of the wireless receiving module for receiving the position sensor output is stated, and passes through wired or nothing
The mode of line transmits the disconnecting link opening and closing position data to outside.
In one embodiment, the wireless receiver is installed on the pedestal of the disconnecting link.
In one embodiment, the position sensor and the wireless receiver are that one-to-one correspondence mode is arranged.
In one embodiment, further include gyroscope in the accelerometer measurement module.
The embodiment of the present invention additionally provides a kind of position correction disconnecting link system, and the position correction disconnecting link system includes above-mentioned
Any device for disconnecting link opening and closing position correction.
In the embodiment of the present invention, pass through position sensor and wireless receiver communication connection transmitting-receiving disconnecting link opening and closing positional number
According to, while wireless receiver is additionally operable to be communicatively coupled with external data cable and sends disconnecting link opening and closing position data, it is accurate to accuse
The accurate location for knowing operating personnel's disconnecting link opening and closing avoids the disadvantage of the previous error manually estimated and auxiliary switch detection inaccuracy
End solves and determines that the technology of position correction switch mechanism division disconnecting link position inaccuracy is asked by range estimation in the prior art
Topic.
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
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of the scope of the invention.In the accompanying drawings：
Fig. 1 is a kind of structural schematic diagram for disconnecting link opening and closing location calibration device that the embodiment of the present invention provides；
Fig. 2 is the structural schematic diagram for the accelerometer measurement module that the embodiment of the present invention provides.
Reference numeral：
11- position sensors；111- accelerometer measurement modules；1111- gyroscopes；112- wireless transmitter modules；113- electricity
Source module；
12- wireless receivers；121- position correction modules；122- wireless receiving modules.
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 embodiment is only the section Example of the present invention, instead of all the embodiments.Usually exist
The embodiment of the present invention component 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.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that term " in ", "upper", "lower", "left", "right", "inner", "outside"
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings or when invention product uses is used
The orientation or positional relationship often put, is merely for convenience of description of the present invention and simplification of the description, rather than indicates or imply and is signified
Device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to the present invention
Limitation.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, it is not understood to indicate or imply phase
To importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" refers to only that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be indirect by intermediary
It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
In addition, the terms such as " input ", " output ", " feedback ", " formation " are understood as describing a kind of optics, electricity variation
Or optics, electricity processing.If " formation " refers to only that optical signal or electric signal are had occurred later by the element, instrument or device
Variation optically or electrically so that the optical signal or the electric signal are processed, and then are obtained and implemented technical solution
Or solve the required signal of technical problem.
In the attached drawing of specific embodiments of the present invention, for more preferable, clearer description, this is used for disconnecting link opening and closing position
The operation principle of each element in calibrating installation and position correction disconnecting link system, in the described device of performance the connection of each section close
System, has only obviously distinguished the relative position relation between each element, can not constitute to the signal transmission in element or structure
The restriction in direction, the order of connection and Each part size, size, shape.
Embodiment
When it is implemented, a kind of disconnecting link opening and closing location calibration device that is used for provided by the invention is as shown in Figure 1, include：Knife
Lock (not shown), position sensor 11 and wireless receiver 12, the position sensor 11 and the wireless receiver 12
The disconnecting link opening and closing position data is received and dispatched in communication connection, while wireless receiver 12 is additionally operable to be communicated with external data cable
Connection sends disconnecting link opening and closing position data.The position sensor 11, including accelerometer measurement module 111, wireless transmitter module
112, power module 113, the position sensor 11 measure 111 pieces of 3D for measuring the position sensor 11 of mould by accelerometer
Movement locus, so that it is determined that the position sensor 11 transmits knife in space present position, and to the wireless transmitter module 112
Lock division position data.The position sensor 11 is installed on the disconnecting link conductive arm closest to dynamic/static contact position.The electricity
For providing working power to the position sensor 11 for a long time, power supply mode is supplied source module 113 using battery powered, solar energy
At least one of electricity mode.
Preferably, 112 equal internal processor of the wireless receiver 12 and the wireless transmitter module, such as microcontroller,
DSP processing chips etc..
More specifically, the wireless transmitter module 112 uses radio receiving transmitting module JF24D modules, the JF24D modules
The function of high frequency keying (GFSK) transmission circuit is incorporated, the transmission rate of JF24D is 1M, and there are 81 channels can arbitrarily be arranged
And it does not interfere with each other.Reliable and stable short range data transmission can be reached in crowded ISM band.It is operated in global open
ISM band exempts from licensing use.
Specifically, in embodiments of the present invention, the wireless receiver 12 provided, as shown in Figure 1, the wireless receiver 12
Including position correction module 121 and wireless receiving module 122, the working power of the wireless receiver 12 is laid by outside
Cable provides, and is transmitted using cable transmission or other wireless communication modes with external data transmission.For example, when terminal distance is tested
Within 3 kilometers of equipment, using the wireless data terminal DTD433 of 433MHz frequency ranges, when terminal is more than 3 kilometers apart from equipment under test
In addition, GPRS data transparent transmission terminal Ds TP_S09F is selected.
When it is implemented, position correction module 121, is mainly used for editing position of the position sensor 11 residing for space
It sets, with the separating brake and closing position of disconnecting link, respectively as origin corresponding with the position sensor 11 and terminal.It is described wireless
Receiving module 122 is mainly used for receiving the wirelessly or non-wirelessly position data that the position sensor 11 is sent out, and by wired
Or wirelessly to the external division position data for transmitting the disconnecting link.
When it is implemented, being each used for the wireless receiver 12 in disconnecting link opening and closing location calibration device and the position
Sensor 11 is that one-to-one correspondence mode is arranged.The wireless receiver 12 is installed on the switch base, and working power is by power transformation
Field terminal box cabling provides.
When it is implemented, the position sensor 11 is installed on the conductive arm of the disconnecting link closest to dynamic/static contact position.
When installation, disconnecting link is operated respectively arrive separating brake and closing position first, by the position correction module by the position sensing
Spatial position residing for device 11 is set to origin and terminal respectively.
By taking disconnecting link closing operation as an example, specific works are crossed referred to as：When disconnecting link starts to close a floodgate, the accelerometer measurement module
111 measure the position sensor 11 moves from origin to terminal, when the position sensor 11 is reached home and is stopped,
The accelerometer measurement module 111 reports disconnecting link closed position information to the wireless transmitter module 112, then by the wireless hair
It penetrates module 112 and sends the data that the position sensor 11 reaches closing position to the wireless receiver 12.It is described wirelessly to connect
After receipts device 12 receives data, the data of closing position are reached in relation to disconnecting link described in equipment report to outside by wired mode.
By taking disconnecting link sub-switching operation as an example, when disconnecting link sub-switching operation, the accelerometer measurement module 111 measures institute's rheme
It sets sensor 11 to move from terminal to origin, the position sensor 11 is moved from terminal to origin position, corresponding knife
Lock is rotated from closing position to open position, when the position sensor 11 reaches origin position and stops, the accelerometer
Measurement module 111 reports disconnecting link disconnected position information to the wireless transmitter module 112, then by the wireless transmitter module 112
The data that position is opened a sluice gate in the arrival of the position sensor 11 are sent to the wireless receiver 12.The wireless receiver 12 receives
After data, position is opened a sluice gate to disconnecting link arrival described in external related equipment report by wired mode.
Preferably, the wireless receiver 12 is installed on switch base.
Preferably, the position sensor 11 in disconnecting link opening and closing location calibration device and the wireless receiver 12 are used for
It is arranged for one-to-one correspondence mode.
Specifically, in embodiments of the present invention, the accelerometer measurement module 111 provided, as shown in Fig. 2, accelerometer
It further include gyroscope 1111 in measurement module 111.
For example, high-precision gyroscope 1111, accelerometer, geomagnetic field sensors are integrated using JY-901 series modules,
Using high performance microprocessor and dynamics resolve with Kalman's dynamic filter algorithm, can rapid solving to go out module current
Real time kinematics position.
More specifically, filtering uses digital filtering technique, more specifically judges digital filtering algorithm, root using program
According to micro-judgment, determines the maximum deflection difference value (being set as A) that double sampling allows, judge when detecting new value every time：If this
The difference of value and upper sub-value<=A, then this sub-value is effective, if the difference of this sub-value and upper sub-value>A, then this sub-value is invalid, abandons this
Sub-value replaces this sub-value, this algorithm that can reduce the impulse disturbances error caused by accidentalia with sub-value.
More specifically, when the smoothness requirements of filtering are high, digital averaging filtering method, this method may be used：Continuously take N
A sampled value carries out arithmetic average operation, when N values are larger：Signal smoothing degree is higher, but sensitivity is relatively low；When N values are smaller：Signal
Smoothness is relatively low, but sensitivity is higher.The selection of N values：General flow, N=12；Pressure：N=4.This for power station have with
When the signal of machine interference is filtered, error can be a little bit smaller, because being that there are one average values the characteristics of such signal, signal is at certain
The fluctuation up and down nearby of one numberical range.
More specifically, for the environment close to the magnetic field of high-voltage electricity, high-precision top is integrated using JY-901 series modules
When spiral shell instrument 1111, accelerometer, geomagnetic field sensors, the digital filtering algorithm used (also known as slides for recurrence average filter method
Average filter method).This method：Continuously taking N number of sampled value to regard a queue as, the length of queue is fixed as N, samples every time
One new data is put into tail of the queue, and throws away a data (first in first out) of original head of the queue.N number of data in queue into
Row arithmetic average operation, so that it may obtain new filter result.The selection of N values：Flow, N=12；Pressure：N=4；Liquid level, N=4
~12；Temperature, N=1~4.It is this to filter the substation for being readily applicable to alternating current, it can be reduced due to the period using this algorithm
Error caused by property magnetic interference.
More specifically, disconnecting link system of the invention needs acquisition variation slowly tested ginseng to improve tested precision
Number needs to tremble digital filtering algorithm using disappearing in this way, this method：Be arranged a filtering counter, by each sampled value with work as
Preceding virtual value compares：If sampled value=the currently active value, counter O reset.If sampled value is more than or less than the currently active
It is worth, then counter+1, and whether judges counter>=upper limit N (spilling) works as the replacement of this sub-value if counter overflow
Preceding virtual value, and clear counter.
In this way when measuring disconnecting link opening and closing position data, have preferably for the slow measured parameter of disconnecting link opening and closing change in process
Filter effect, can avoid near the critical value numerical value shake on the repeated on/off bounce of controller or display.
More specifically, inside modules are integrated with attitude algorithm device, coordinate Dynamic Kalman Filtering algorithm, such disconnecting link is dynamic
The current pose of accurate output module under state environment.
More specifically, Voltage stabilizing module is carried inside the JY-901 series modules of use, two kinds of numbers of serial ports and I2C is supported to connect
Mouthful, have GPS concatenation abilities.
When it is implemented, in embodiments of the present invention, the accelerometer measurement module 111 provided can also use profession
Inclinator, when the axis in matrix is rotated toward a direction, count and increase, when rotation direction changes, count and reduce.It counts and inclines
The initial position of angle instrument is related.When initializing inclinator, its count value is arranged to 0.It, can by calculating the angle of rotation
Easily to measure position and speed.
When it is implemented, in embodiments of the present invention, inclinator measuring system sensor, inclinator can also be used to measure
System sensor is to use 13 absolute type encoders, and weight is installed in the rotary shaft of encoder.Due to gravity, no matter
How encoder rotates, and always vertically downward, when testee, which rotates, generates angle displacement, synchronous drive encoder revolves weight
Turn to generate differential seat angle with weight.The differential seat angle that encoder generates exports gray code signal to conversion circuit, conversion through opto-electronic conversion
Circuit is filtered amplification decoding to input signal, finally obtains an inclined absolute angle.
When it is implemented, the integration IMU of fusion accelerometer and gyroscope 1111 can also be used (used in specific implementation
Property measuring unit) equipment.
The embodiment of the present invention additionally provides a kind of position correction disconnecting link system, and the position correction disconnecting link system solves existing
There is the technical problem for determining position correction switch mechanism division disconnecting link position inaccuracy in technology by range estimation.The disconnecting link system
System includes：Above-mentioned is used for disconnecting link opening and closing location calibration device.
When it is implemented, in the present embodiment, a kind of position correction disconnecting link system is additionally provided, to solve in the prior art
The technical problem of position correction switch mechanism division disconnecting link position inaccuracy is determined by range estimation.The position correction disconnecting link system
System includes above-mentioned for disconnecting link opening and closing location calibration device.
More specifically, described device in substation by largely installing, can measure each phase point of every group of disconnecting link respectively
Combined floodgate situation constitutes a set of all disconnecting link opening and closing gate position on-line real-time measuremen position calibration systems.
In embodiments of the present invention, pass through position sensor and wireless receiver communication connection transmitting-receiving disconnecting link opening and closing positional number
According to, while wireless receiver is additionally operable to be communicatively coupled with external data cable and sends disconnecting link opening and closing position data, it is accurate to accuse
The accurate location for knowing operating personnel's disconnecting link opening and closing avoids the disadvantage of the previous error manually estimated and auxiliary switch detection inaccuracy
End.
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. one kind being used for disconnecting link opening and closing location calibration device, which is characterized in that including：
Disconnecting link, position sensor and wireless receiver, the position sensor and wireless receiver communication connection transmitting-receiving institute
The division position data of disconnecting link is stated, while the wireless receiver is additionally operable to be communicatively coupled with external data cable and sends institute
State disconnecting link opening and closing position data.
2. being used for disconnecting link opening and closing location calibration device according to claim 1, which is characterized in that the position sensor includes
Wireless transmitter module, accelerometer measurement module and power module, the position sensor are surveyed by the accelerometer measurement module
The 3D motion track of the position sensor is measured, so that it is determined that the position sensor is in space present position, and to the nothing
Line transmitting module transmits the disconnecting link opening and closing position data.
3. being used for disconnecting link opening and closing location calibration device according to claim 2, which is characterized in that the position sensor installation
In the disconnecting link conductive arm closest to dynamic/static contact position.
4. being used for disconnecting link opening and closing location calibration device according to claim 2, which is characterized in that the power module is for growing
Phase provides working power to the position sensor.
5. being used for disconnecting link opening and closing location calibration device according to claim 4, which is characterized in that the power supply of the power module
Mode is using at least one of battery powered, solar powered mode.
6. being used for disconnecting link opening and closing location calibration device according to claim 1, which is characterized in that the wireless receiver, packet
Position correction module and wireless receiving module are included, the position correction module is for editing the position sensor residing for space
Position and the disconnecting link separating brake and closing position, the wireless receiving module is for receiving position sensor output
The disconnecting link opening and closing position data, and the disconnecting link opening and closing position data is transmitted to outside by wired or wireless mode.
7. being used for disconnecting link opening and closing location calibration device according to claim 1, which is characterized in that the wireless receiver installation
In the pedestal of the disconnecting link.
8. being used for disconnecting link opening and closing location calibration device according to claim 1, which is characterized in that the position sensor and institute
It is that one-to-one correspondence mode is arranged to state wireless receiver.
9. being used for disconnecting link opening and closing location calibration device according to claim 2, which is characterized in that the accelerometer measurement module
It further include inside gyroscope.
10. a kind of position correction disconnecting link system, which is characterized in that including：It is used for knife described in any one of claim 1 to 9
Lock division location calibration device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810564916.8A CN108615626A (en) | 2018-06-04 | 2018-06-04 | One kind being used for disconnecting link opening and closing location calibration device and position correction disconnecting link system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810564916.8A CN108615626A (en) | 2018-06-04 | 2018-06-04 | One kind being used for disconnecting link opening and closing location calibration device and position correction disconnecting link system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108615626A true CN108615626A (en) | 2018-10-02 |
Family
ID=63664754
Family Applications (1)
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|---|---|---|---|
| CN201810564916.8A Pending CN108615626A (en) | 2018-06-04 | 2018-06-04 | One kind being used for disconnecting link opening and closing location calibration device and position correction disconnecting link system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586240A (en) * | 2018-12-11 | 2019-04-05 | 山东广域科技有限责任公司 | A kind of substation's disconnecting link monitoring device |
| CN110018414A (en) * | 2019-03-07 | 2019-07-16 | 武汉华中天纬测控有限公司 | A kind of disconnecting switch opening and closing state monitoring device and its application |
| CN112163188A (en) * | 2020-09-25 | 2021-01-01 | 中国南方电网有限责任公司超高压输电公司柳州局 | Dynamic measurement method and device for position information of disconnecting link |
| CN113035630A (en) * | 2021-03-09 | 2021-06-25 | 天津国投津能发电有限公司 | Novel disconnecting link linkage and misoperation prevention locking device |
-
2018
- 2018-06-04 CN CN201810564916.8A patent/CN108615626A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586240A (en) * | 2018-12-11 | 2019-04-05 | 山东广域科技有限责任公司 | A kind of substation's disconnecting link monitoring device |
| CN110018414A (en) * | 2019-03-07 | 2019-07-16 | 武汉华中天纬测控有限公司 | A kind of disconnecting switch opening and closing state monitoring device and its application |
| CN112163188A (en) * | 2020-09-25 | 2021-01-01 | 中国南方电网有限责任公司超高压输电公司柳州局 | Dynamic measurement method and device for position information of disconnecting link |
| CN113035630A (en) * | 2021-03-09 | 2021-06-25 | 天津国投津能发电有限公司 | Novel disconnecting link linkage and misoperation prevention locking device |
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