CN107192923A - It is a kind of to be used for independent recording system and its Wave record method that string mends equipment - Google Patents
It is a kind of to be used for independent recording system and its Wave record method that string mends equipment Download PDFInfo
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- CN107192923A CN107192923A CN201710521942.8A CN201710521942A CN107192923A CN 107192923 A CN107192923 A CN 107192923A CN 201710521942 A CN201710521942 A CN 201710521942A CN 107192923 A CN107192923 A CN 107192923A
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- data
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- wave
- recording device
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims abstract description 45
- 239000013307 optical fiber Substances 0.000 claims abstract description 30
- 241000272814 Anser sp. Species 0.000 claims abstract description 23
- 230000001360 synchronised effect Effects 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims description 49
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 4
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- 239000003990 capacitor Substances 0.000 abstract description 9
- 238000004458 analytical method Methods 0.000 abstract description 5
- 238000012545 processing Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 238000004590 computer program Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006399 behavior Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- BYACHAOCSIPLCM-UHFFFAOYSA-N 2-[2-[bis(2-hydroxyethyl)amino]ethyl-(2-hydroxyethyl)amino]ethanol Chemical group OCCN(CCO)CCN(CCO)CCO BYACHAOCSIPLCM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 238000000564 temperature-controlled scanning calorimetry Methods 0.000 description 1
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Classifications
-
- 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
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
Abstract
It is used for independent recording system and its Wave record method that string mends equipment the present invention relates to a kind of, system includes platform measuring case, for the transformer data of collection to be AD converted, and is handed down to control protective unit and wave recording device respectively by ST optical fiber interfaces；Control protective unit, for sending three-phase synchronous signal to platform measuring case, and sends GOOSE on-off models to wave recording device；Wave recording device, the SV signals that GOOSE on-off models and platform measuring case are sent are sent for recording control protective unit.The technical scheme that the present invention is provided improves the reliability and objectivity of serial connection capacitor compensating device recording mode comprehensively, and important evidence is provided for analysis system failure.Security and stability and reliability are high, and the independent recording mode, which is mended the influence of data with existing acquisition system to string and changed, requires minimum, and these links are reduced to greatest extent and obtain uncertain factor.
Description
Technical field
The present invention relates to the transient fault recorder technology of serial connection capacitor compensating device, and in particular to one kind, which is used to going here and there benefit, to be set
Standby independent recording system and its Wave record method.
Background technology
As serial connection capacitor compensating device (referred to as string is mended) expands day by day in super, extra-high voltage grid application scale, at it
While playing great economic benefit and social benefit, higher requirement is proposed to its stability and reliability.Therefore need
A set of fault wave recording device independently of outside protection of FSC and automatic safety device, before it is able to record that electric network fault occurs
Electrical quantity and state change process information afterwards, the intactly instantaneous variation after faults and the action behavior of relay protection, and
There is the ability that archives data and data are analyzed again.Row fault component diagnosis, accident are covered to string so as to objective, accurate
Data analysis, protection act behavior evaluation etc. afterwards.
Because serial connection capacitor compensating device is series in circuit, its special high voltage platform structure so that electric current is mutual
Sensor (CT) is mountable on platform, and its secondary side current is directly inputted in the platform measuring case being similarly positioned on platform,
Completed in platform measuring case modulus (A/D), after electro-optic conversion by optical fiber by measurement data be sent to protection of FSC and
Automatic safety device, then realizes transient state by protection of FSC and automatic safety device while control defencive function is realized
Failure wave-recording function.However, fault oscillograph is the basic tool for carrying out power system fault analysis as previously described, for analyzing
Judge relay protection and automatic safety device action behavior, determine failure cause, fix a breakdown early, recovery system is normally transported
It is OK, current that this integrate referee and sportsman is irrational.Therefore by it with protection of FSC and safety from
Dynamic device is separated, independent operating, is more beneficial for the correctness and objectivity of its wave recording.
Series compensation is that capacitor bank is series in transmission line of alternation current, the electrical equipment for compensating transmission line of alternation current.
Immobilizing and can adjust according to compensating impedance, series compensation device can be divided into fixed series compensation (FSC) and controlled series compensation (TCSC).
Controlled series compensation is the control to series impedance by the means realization of power electronics, and making the parameter of whole power transmission line can dynamically adjust
Section.The line power limit and stability of power system can be improved, the characteristics of its is maximum is exactly by being installed additional on power network line
Related device, improves the conveying capacity of power network.
The effect of fault wave recording device is exactly that, when power system is broken down, self registering can be opened by failure amount
It is dynamic, the change procedure of a period of time interior electrical quantity and non-electric quantity before and after failure is recorded, and recorded wave file is generated, reach association
Failure is helped to recollect the purpose of analysis.Its basic functional principle is that, in normal operation, fault wave recording device is constantly to access
Simulation electrical quantity (electric current, voltage, power) be acquired, when an error occurs, according to advance definite value, fault wave recording device
(being usually 3 seconds) simulates electrical quantity and switching value data in the several seconds before and after failure under action record, and generates failure wave-recording file.
Current serial connection capacitor compensating device recording mode is mainly comprised the following steps：Current transformer on platform
(CT), platform measuring case modulus and electrooptic conversion module, optical fiber insulated column, ground optical fiber transfer box, protection of FSC and peace
Data summarization plate, backboard, telecommunication management plate in full-automatic device, and netting twine and industrial computer.By the various numbers gathered
Recording is carried out again according to after protection of FSC and automatic safety device processing, does not meet the requirement of independent recording.
The content of the invention
To solve above-mentioned deficiency of the prior art, it is used for the independent record that string mends equipment it is an object of the invention to provide a kind of
Wave system is united and its Wave record method, and the present invention improves the reliability of serial connection capacitor compensating device recording mode and objective comprehensively
Property, provide important evidence for analysis system failure.
The purpose of the present invention is realized using following technical proposals：
The present invention provides a kind of independent recording system that equipment is mended for going here and there, and it is theed improvement is that, including：
Platform measuring case, for the transformer data of collection to be AD converted, and is issued respectively by ST optical fiber interfaces
To control protective unit and wave recording device；
Control protective unit, for sending three-phase synchronous signal to platform measuring case, and sends GOOSE to wave recording device
On-off model；
Wave recording device, sends what GOOSE on-off models and platform measuring case were sent for recording control protective unit
SV signals.
Further, the independent recording system also includes some optical fiber circuits, and every optical fiber circuit is by setting
UNICOM is carried out in ST optical fiber interfaces thereon with platform measuring case, control protective unit and wave recording device respectively.
Further, the platform measuring case includes analog-to-digital conversion AD plates；
The analog-to-digital conversion AD plates are used to carry out the transformer data of collection analog-to-digital conversion, and will by ST optical fiber interfaces
Transformer data after conversion are handed down to control protective unit and wave recording device simultaneously.
Further, the transformer data after the conversion use the data of FT3 communication protocol forms.
Further, the platform measuring case also includes electro-optic conversion plate, and the electro-optic conversion plate is used for the mutual of collection
Sensor data carry out analog-to-digital conversion, and with analog-to-digital conversion AD plate Redundancy Designs.
Further, the electro-optic conversion plate includes luminiferous ether network interface.
Further, the control protective unit includes data summarization plate, and the data summarization plate, which is used to receive, passes through ST
Optical fiber interface sends three-phase synchronous signal by the transformer data after conversion, and by data summarization plate to analog-to-digital conversion AD plates,
GOOSE on-off models are transmitted to wave recording device by luminiferous ether network interface.
Further, the transformer data are sampled value SV signals.
The present invention also provides a kind of Wave record method for the independent recording system for being used for string benefit equipment, and it is theed improvement is that：
The transformer data of collection are AD converted by platform measuring case, and are handed down to control respectively by ST optical fiber interfaces
Protection device and wave recording device；
Control protective unit sends three-phase synchronous signal to platform measuring case, and sends GOOSE switches to wave recording device
Measure signal；
Wave recording device record control protective unit sends the SV letters that GOOSE on-off models and platform measuring case are sent
Number.
Further, the platform measuring case is used to the transformer data of collection being AD converted, and passes through ST optical fiber
Interface is handed down to control protective unit and wave recording device respectively, including：
The transformer data of the analog-to-digital conversion AD plates collection of platform measuring case are AD converted；
Transformer data after AD conversion are handed down to control protective unit and wave recording device respectively.
Further, the control protective unit sends three-phase synchronous signal to platform measuring case, and to wave recording device
GOOSE on-off models are sent, including：
The data summarization plate of control protective unit, which is received, passes through ST optical fiber interfaces by the transformer data after conversion；
The data summarization plate of control protective unit sends three-phase synchronous signal to analog-to-digital conversion AD plates；
The data summarization plate of control protective unit transmits GOOSE on-off models by luminiferous ether network interface to wave recording device.
Compared with immediate prior art, the excellent effect that the technical scheme that the present invention is provided has is：
A) technical scheme that the present invention is provided uses platform measuring case, turns for the transformer data of collection to be carried out into AD
Change, and control protective unit and wave recording device are handed down to by ST optical fiber interfaces respectively；Control protective unit, for being surveyed to platform
Measuring tank sends three-phase synchronous signal, and sends GOOSE on-off models to wave recording device；Wave recording device, for recording control
Protection device sends the SV signals that GOOSE on-off models and platform measuring case are sent, system it is simple in construction, and realize
Recording function, improves the reliability and objectivity of serial connection capacitor compensating device recording mode comprehensively, be analysis system therefore
Barrier provides important evidence, overcomes by the various data gathered are after protection of FSC and automatic safety device processing
Recording is carried out again, does not meet the defect of the requirement of independent recording.
B) the low engineering adaptability of technical scheme cost that the present invention is provided is strong, and string can be made full use of to mend data with existing collection system
System, research and development and manufacturing cost are greatly reduced.
C the technical scheme security and stability and reliability that) present invention is provided are high, and the independent recording mode is mended several to string
Require minimum according to the influence and change of acquisition system, these links are reduced to greatest extent and obtain uncertain factor.
D) the technical scheme implementation that the present invention is provided is simple, reliable, therefore is especially suitable for a wide range of popularization and application.Especially
It is applied to the upgrading to the series compensation device that put into operation.
Brief description of the drawings
Fig. 1 is a kind of flow chart for independent Wave record method for being used for string benefit equipment that the present invention is provided；
Fig. 2 is a kind of schematic diagram for independent Wave record method for being used for string benefit equipment that the present invention is provided.
Embodiment
The embodiment to the present invention is described in further detail below in conjunction with the accompanying drawings.
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Put into practice them.Other embodiments can include structure, logic, electric, process and other changes.Embodiment
Only represent possible change.Unless explicitly requested, otherwise single component and function are optional, and the order operated can be with
Change.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair
The scope of bright embodiment includes the gamut of claims, and claims is all obtainable equivalent
Thing.Herein, these embodiments of the invention can individually or generally be represented that this is only with term " invention "
For convenience, and if in fact disclosing the invention more than one, it is not meant to automatically limit the scope of the application to appoint
What single invention or inventive concept.
A kind of independent failure recording system and method based on data merging device that the present invention is provided.Independent recording system
Primary demand includes：Physical quantity needed for relay protection and automatic safety device and independent wave recording device should come from same collection
Or data processing equipment, relevant communication protocol must be consistent.It is mutual that part of data acquisition is not only suitable for conventional electromagnetic current/voltage
Sensor, can be with multiple producer's wave recording device interfaces.
The present invention provides a kind of independent recording system that equipment is mended for going here and there, as shown in figure 1, the system is surveyed including platform
Measuring tank, control protective unit and wave recording device, the platform measuring case and control protective unit data interaction, the platform measuring
Case transmits data to wave recording device, and the control protective unit transmits data to wave recording device.
Platform measuring case, for the transformer data of collection to be AD converted, and is issued respectively by ST optical fiber interfaces
To control protective unit and wave recording device；
Control protective unit, for sending three-phase synchronous signal to platform measuring case, and sends GOOSE to wave recording device
On-off model；
Wave recording device, sends what GOOSE on-off models and platform measuring case were sent for recording control protective unit
SV signals.
It is preferred that, the independent recording system also includes some optical fiber circuits, and every optical fiber circuit is by being arranged on
ST optical fiber interfaces thereon carry out UNICOM with platform measuring case, control protective unit and wave recording device respectively.
It is preferred that, the platform measuring case includes analog-to-digital conversion AD plates；
The analog-to-digital conversion AD plates are used to carry out the transformer data of collection analog-to-digital conversion, and will by ST optical fiber interfaces
Transformer data after conversion are handed down to control protective unit and wave recording device simultaneously.
It is preferred that, the transformer data after the conversion use the data of FT3 communication protocol forms.
It is preferred that, the platform measuring case also includes electro-optic conversion plate, and the electro-optic conversion plate is used for the mutual inductance of collection
Device data carry out analog-to-digital conversion, and with analog-to-digital conversion AD plate Redundancy Designs.
It is preferred that, the electro-optic conversion plate includes luminiferous ether network interface.
It is preferred that, the control protective unit includes data summarization plate, and the data summarization plate, which is used to receive, passes through ST light
Fine interface sends three-phase synchronous signal by the transformer data after conversion, and by data summarization plate to analog-to-digital conversion AD plates, leads to
Cross luminiferous ether network interface and transmit GOOSE on-off models to wave recording device.
The present invention also provides a kind of independent recording system work process, including：
1) existing analog data collection system on existing serial connection capacitor compensating device high voltage platform is utilized.By right
Platform measuring case analog-to-digital conversion AD plates carry out the optimization of functional performance, and minimum change is carried out to existing system, reach that satisfaction string is mended
The requirement of engineering independence recording.Data are issued so as to net FT3 forms using state by analog-to-digital conversion AD plates,
2) data of protection of FSC and automatic safety device (control protective unit) are issued simultaneously by optical fiber interface
Collect plate and independent failure wave recording device.
Wave recording device record control protective unit sends the SV letters that GOOSE on-off models and platform measuring case are sent
Number.
3) data that control protective unit gathers data summarization plate, are transmitted by luminiferous ether network interface to wave recording device
GOOSE on-off models, meet IEC61850 standard agreements.
Fig. 2 gives the implementation of independent recording, is gathered by platform measuring case after all transformer data, by flat
Platform measurement case analog-to-digital conversion AD plates are AD converted and electro-optic conversion, are then divided electric measurement amount by different optical fiber circuits
The protection of FSC and automatic safety device (control protective unit) that are not transferred under platform and independent wave recording device.
It should be understood by those skilled in the art that, embodiments herein can be provided as method, system or computer program
Product.Therefore, the application can be using the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the application can be used in one or more computers for wherein including computer usable program code
The computer program production that usable storage medium is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The application is the flow with reference to method, equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram are described.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram
Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real
The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which is produced, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, although with reference to above-described embodiment pair
The present invention is described in detail, and those of ordinary skill in the art can still enter to the embodiment of the present invention
Row modification or equivalent substitution, these any modifications or equivalent substitution without departing from spirit and scope of the invention, in application
Within pending claims of the invention.
Claims (11)
1. a kind of be used for the independent recording system that string mends equipment, it is characterised in that including：
Platform measuring case, for the transformer data of collection to be AD converted, and is handed down to control respectively by ST optical fiber interfaces
Protection device processed and wave recording device；
Control protective unit, for sending three-phase synchronous signal to platform measuring case, and sends GOOSE switches to wave recording device
Measure signal；
Wave recording device, the SV letters that GOOSE on-off models and platform measuring case are sent are sent for recording control protective unit
Number.
2. as claimed in claim 1 be used for the independent recording system that string mends equipment, it is characterised in that the independent recording system
Also include some optical fiber circuits, every optical fiber circuit by the ST optical fiber interfaces that are disposed thereon respectively with platform measuring
Case, control protective unit and wave recording device carry out UNICOM.
3. as claimed in claim 2 be used for the independent recording system that string mends equipment, it is characterised in that the platform measuring case and bag
Include analog-to-digital conversion AD plates；
The analog-to-digital conversion AD plates are used to carry out the transformer data of collection analog-to-digital conversion, and will be changed by ST optical fiber interfaces
Transformer data afterwards are handed down to control protective unit and wave recording device simultaneously.
4. as claimed in claim 3 be used for the independent recording system that string mends equipment, it is characterised in that the mutual inductance after the conversion
Device data use the data of FT3 communication protocol forms.
5. as claimed in claim 3 be used for the independent recording system that string mends equipment, it is characterised in that the platform measuring case is also
Including electro-optic conversion plate, the electro-optic conversion plate is used to the transformer data of collection carrying out analog-to-digital conversion, and and analog-to-digital conversion
AD plate Redundancy Designs.
6. as claimed in claim 5 be used for the independent recording system that string mends equipment, it is characterised in that the electro-optic conversion plate bag
Include luminiferous ether network interface.
7. as claimed in claim 1 be used for the independent recording system that string mends equipment, it is characterised in that the control protective unit
Including data summarization plate, the data summarization plate is used to receive by ST optical fiber interfaces by the transformer data after conversion, and leads to
Cross data summarization plate and send three-phase synchronous signal to analog-to-digital conversion AD plates, GOOSE is transmitted to wave recording device by luminiferous ether network interface
On-off model.
8. it is used for the independent recording system that string mends equipment as described in claim 1 or 7, it is characterised in that the transformer number
According to for sampled value SV signals.
9. a kind of be used for the Wave record method that string mends the independent recording system of equipment, it is characterised in that：
The transformer data of collection are AD converted by platform measuring case, and are handed down to control protection respectively by ST optical fiber interfaces
Device and wave recording device；
Control protective unit sends three-phase synchronous signal to platform measuring case, and sends GOOSE switching values letter to wave recording device
Number；
Record control protective unit sends the sampled value SV signals that GOOSE on-off models and platform measuring case are sent.
10. Wave record method as claimed in claim 9, it is characterised in that the platform measuring case is used for the transformer of collection
Data are AD converted, and are handed down to control protective unit and wave recording device respectively by ST optical fiber interfaces, including：
The transformer data of the analog-to-digital conversion AD plates collection of platform measuring case are AD converted；
Transformer data after AD conversion are handed down to control protective unit and wave recording device respectively.
11. Wave record method as claimed in claim 9, it is characterised in that the control protective unit is sent to platform measuring case
Three-phase synchronous signal, and GOOSE on-off models are sent to wave recording device, including：
The data summarization plate of control protective unit, which is received, passes through ST optical fiber interfaces by the transformer data after conversion；
The data summarization plate of control protective unit sends three-phase synchronous signal to analog-to-digital conversion AD plates；
The data summarization plate of control protective unit transmits GOOSE on-off models by luminiferous ether network interface to wave recording device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710521942.8A CN107192923A (en) | 2017-06-30 | 2017-06-30 | It is a kind of to be used for independent recording system and its Wave record method that string mends equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710521942.8A CN107192923A (en) | 2017-06-30 | 2017-06-30 | It is a kind of to be used for independent recording system and its Wave record method that string mends equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107192923A true CN107192923A (en) | 2017-09-22 |
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ID=59881274
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710521942.8A Pending CN107192923A (en) | 2017-06-30 | 2017-06-30 | It is a kind of to be used for independent recording system and its Wave record method that string mends equipment |
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| CN (1) | CN107192923A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449927A (en) * | 2018-11-14 | 2019-03-08 | 国网青海省电力公司检修公司 | In-situ protection device |
-
2017
- 2017-06-30 CN CN201710521942.8A patent/CN107192923A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449927A (en) * | 2018-11-14 | 2019-03-08 | 国网青海省电力公司检修公司 | In-situ protection device |
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