CN108896860A - Lightning arrestor movement process record analysis system and method - Google Patents
Lightning arrestor movement process record analysis system and method Download PDFInfo
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- CN108896860A CN108896860A CN201810928693.9A CN201810928693A CN108896860A CN 108896860 A CN108896860 A CN 108896860A CN 201810928693 A CN201810928693 A CN 201810928693A CN 108896860 A CN108896860 A CN 108896860A
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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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
Abstract
The invention discloses lightning arrestor movement process record analysis system and methods, the system includes arrester leakage current feedback subsystem, system parameter feedback subsystem, lightning arrestor movement process record analyzing subsystem, the every movement of arrester leakage current feedback subsystem is primary to count primary and operation of recording initial time, and synchronize the Real-time Monitoring Data for transferring system parameter feedback subsystem, lightning arrestor movement process record analyzing subsystem acquisition acts the Real-time Monitoring Data of initial time and its synchronization, timely and effectively the data of movement overall process are recorded, in this way when carrying out possible system trouble analysis, just it is capable of providing most direct data cases when lightning arrestor movement.These data can be recorded when acting every time due to arrester simultaneously, report is provided by backstage, it will be advantageous to the comparative analysis of failure, it is subsequent mutually to be confirmed by the action record information of arrester and the record information of fault fluid parameter, keep analysis failure process more scientific and reasonable.
Description
Technical field
The present invention relates to the technical field of system trouble analysis more particularly to lightning arrestor movement process record analysis system and
Method.
Background technique
Metal oxide arrester is one of the important equipment for guaranteeing safe operation of power system.By big in electric system
Huge energy caused by gas, switching overvoltage largely needs to be discharged by the metal oxide arrester in system,
To ensure that extra energy impact will not damage other power equipments.Arrester in addition to protecting important power equipment,
When there is the system failure, the relevant informations such as log of arrester are also one of important references of system trouble analysis.But
The problem is that：The design philosophy of arrester is only to provide simple defencive function at present, then to the monitoring of its operating parameter
More deficient, the action record situation of arrester cannot combine carry out accident analysis with unit faults recorder analysis well, very
Big degree needs the knowledge by expert to connect with experience.
Daily middle counter of lightning arrester is only capable of the leakage current situation and action frequency of monitoring operation middle valve plate, preferably exists
Line monitoring system can also provide the current in resistance property situation in leakage current, and leakage current is only capable of side reflection lightning arrester body
The superiority and inferiority of state, action frequency only merely have recorded the accumulative action frequency of arrester, (keep away if there is same system multiple groups
The movement of thunder device) it cannot reflect that the precedence that lightning arrestor movement occurs, the two parameters are carrying out possible system trouble analysis
When, most direct data cases when lightning arrestor movement cannot be provided, when such as acting every time：The movement initial time of arrester,
Precedence, through-flow size (including current peak, virtual value), duration, real-time ambient temperature and humidity, in real time system
System voltage condition.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide lightning arrestor movement process record analysis systems
And method, it is intended to it solves current arrester and simple defencive function is only provided, it is more deficient to the monitoring of its operating parameter, it takes shelter from the thunder
The action record situation of device cannot combine the problem of carrying out accident analysis with unit faults recorder analysis well.
The purpose of the present invention is implemented with the following technical solutions：
A kind of lightning arrestor movement process record analysis system, including arrester leakage current feedback subsystem, system parameter
Feedback subsystem, lightning arrestor movement process record analyzing subsystem；Wherein,
Arrester leakage current feedback subsystem includes the current transformer being linked in sequence, ammeter, synchronization module, first
Processor, first memory, first communication module；Current transformer is set on the upper end lead of ammeter；Ammeter includes
Built-in counter；
System parameter feedback subsystem includes substation's integrated control platform interconnected, second communication module；
Lightning arrestor movement process record analyzing subsystem includes the third communication module being linked in sequence, second processor, the
Two memories；
Synchronization module is also connect with substation integrated control platform；
First communication module, second communication module are connect with third communication module respectively；
When the transmission line of electricity of system or bus appearance can enable the overvoltage of lightning arrestor movement, valve block inside lightning arrester body
The leakage current of generation flows through ammeter, and first processor receives one group of lightning arrestor movement order that lightning arrester body is sent；
Current transformer measures leakage current, and sends first processor for the current signal of secondary side；
When leakage current is more than the origination action electric current of the built-in counter of ammeter, built-in counter starts movement simultaneously
Signal is sent to synchronization module, and built-in counter action once counts once；
Synchronization module, which receives, to be recorded counter action initial time after signal and is sent to first processor, while to change
Power station integrated control platform sends mark instructions；
First processor to this group of lightning arrestor movement order, current signal, counter action initial time received into
Row processing obtains the first Real-time Monitoring Data and stores to first memory；
First memory sends third communication module for the first Real-time Monitoring Data by first communication module；
Substation's integrated control platform transfers corresponding with counter action initial time second in real time after receiving mark instructions
Monitoring data, and third communication module is sent by second communication module by the second Real-time Monitoring Data；Second real-time monitoring
Data include ambient temperature and humidity, transmission line of electricity and/or busbar voltage；
The first Real-time Monitoring Data received, the second Real-time Monitoring Data are sent second processing by third communication module
Device；
Second processor synchronizes the correspondence and data of time to the first Real-time Monitoring Data, the second Real-time Monitoring Data
Integration obtains integral data and stores to second memory.
On the basis of the above embodiments, it is preferred that synchronization module includes the counter module being linked in sequence, pulse generation
Device module, synchronised clock module；
Counter module is also connect with ammeter；Synchronised clock module is also connect with first processor；Impulse generator mould
Block is also connect with substation integrated control platform；
When leakage current is more than the origination action electric current of the built-in counter of ammeter, built-in counter starts movement simultaneously
Signal is sent to counter module, and built-in counter action once counts once；
Counter module instructs after receiving signal to pulse generator module transmission；
Pulse generator module is controlled after receiving instruction to synchronised clock module transmission recording instruction, while to substation's collection
Platform sends mark instructions；
Synchronised clock module records counter action initial time after receiving recording instruction and is sent to first processor.
On the basis of above-mentioned any embodiment, it is preferred that further include be set to current transformer and first processor it
Between analog-digital converter, current transformer sends first processor by analog-digital converter for the current signal of secondary side.
On the basis of above-mentioned any embodiment, it is preferred that when the integral data includes that every group of arrester acts every time
Initial time, precedence, through-flow size, duration, ambient temperature and humidity, transmission line of electricity and/or busbar voltage；Institute
Stating through-flow size includes current peak, current effective value.
On the basis of above-mentioned any embodiment, it is preferred that lightning arrestor movement process record analyzing subsystem further includes keeping away
One of thunder device action process record analysis system terminal, display, printer, USB module are a variety of, and the arrester is dynamic
Make one of process record analysis system terminal, display, printer, USB module or it is a variety of respectively with second processor connect
It connects.
On the basis of above-mentioned any embodiment, it is preferred that current transformer is current mutual inductor with high transforming ratio, and ammeter is
Leakage current of an arrester table, first communication module, second communication module are GPRS communication module, and third communication module is GPRS
Built-in antenna.
On the basis of above-mentioned any embodiment, it is preferred that the quantity of arrester leakage current feedback subsystem is several
Set, system parameter feedback subsystem, lightning arrestor movement process record analyzing subsystem quantity be a set of；
Every group of arrester corresponds to a set of arrester leakage current feedback subsystem；
Every set arrester leakage current feedback subsystem is remembered with system parameter feedback subsystem, lightning arrestor movement process respectively
Record analyzing subsystem connection.
A kind of lightning arrestor movement process record analysis method, including：
Initial step receives lightning-arrest when the transmission line of electricity of system or bus appearance can enable the overvoltage of lightning arrestor movement
The leakage current that device body interior valve block generates flows through, and receives one group of lightning arrestor movement order that lightning arrester body is sent；
Measuring process measures leakage current, generates current signal；
Action step starts to act when leakage current is more than scheduled origination action electric current, and acts primary counting one
It is secondary；
Synchronizing step, operation of recording initial time, and synchronize and transfer the second real-time monitoring corresponding with movement initial time
Data；Second Real-time Monitoring Data includes ambient temperature and humidity, transmission line of electricity and/or busbar voltage；
Processing step handles this group of lightning arrestor movement order, current signal, movement initial time, obtains first
Real-time Monitoring Data；
Integration step synchronizes the correspondence and data of time to the first Real-time Monitoring Data, the second Real-time Monitoring Data
Integration, obtains integral data and stores.
On the basis of the above embodiments, it is preferred that the integral data includes rising when every group of arrester acts every time
Begin time, precedence, through-flow size, duration, ambient temperature and humidity, transmission line of electricity and/or busbar voltage；It is described logical
Flowing size includes current peak, current effective value.
On the basis of above-mentioned any embodiment, it is preferred that after the measuring process, further include：
Switch process carries out analog-to-digital conversion to current signal；
The processing step, specially：
Current signal, movement initial time after this group of lightning arrestor movement order, analog-to-digital conversion is handled, obtains the
One Real-time Monitoring Data.
Compared with prior art, the beneficial effects of the present invention are：
The invention discloses lightning arrestor movement process record analysis system and method, which includes arrester leakage current
Feedback subsystem, system parameter feedback subsystem, lightning arrestor movement process record analyzing subsystem, arrester leakage current feedback
The every movement of subsystem is primary to count primary and operation of recording initial time, and synchronizes and transfer the real-time of system parameter feedback subsystem
Monitoring data, lightning arrestor movement process record analyzing subsystem acquisition act the Real-time Monitoring Data of initial time and its synchronization,
Timely and effectively the data of movement overall process are recorded, in this way when carrying out possible system trouble analysis, it will be able to mention
Most direct data cases when for lightning arrestor movement, including when acting every time：The movement initial time of arrester, precedence,
Through-flow size, duration, real-time ambient temperature and humidity, real-time system voltage situation.Since arrester acts every time
When can record above data simultaneously, by backstage provide report, the comparative analysis of failure will be advantageous to, it is subsequent to lead to
The record information of the action record information and fault fluid parameter of crossing arrester is mutually confirmed, and is understood more more fully failures and sent out
Raw procedural information keeps analysis failure process more reasonable, scientific and reasonable.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 shows a kind of structural representation of lightning arrestor movement process record analysis system provided in an embodiment of the present invention
Figure；
Fig. 2 shows a kind of process signals of lightning arrestor movement process record analysis method provided in an embodiment of the present invention
Figure.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
Specific embodiment one
As shown in Figure 1, the embodiment of the invention provides a kind of lightning arrestor movement process record analysis system, including arrester
Leakage current feedback subsystem, system parameter feedback subsystem, lightning arrestor movement process record analyzing subsystem；Wherein,
Arrester leakage current feedback subsystem includes the current transformer being linked in sequence, ammeter, synchronization module, first
Processor, first memory, first communication module；Current transformer is set on the upper end lead of ammeter；Ammeter includes
Built-in counter；
System parameter feedback subsystem includes substation's integrated control platform interconnected, second communication module；
Lightning arrestor movement process record analyzing subsystem includes the third communication module being linked in sequence, second processor, the
Two memories；
Synchronization module is also connect with substation integrated control platform；
First communication module, second communication module are connect with third communication module respectively；
When the transmission line of electricity of system or bus appearance can enable the overvoltage of lightning arrestor movement, a large amount of instantaneous energy passes through
Valve block is released inside lightning arrester body, and the leakage current that valve block generates inside lightning arrester body flows through ammeter, at first
It manages device and receives one group of lightning arrestor movement order that lightning arrester body is sent；
Current transformer measures leakage current, and sends first processor for the current signal of secondary side；
When leakage current is more than the origination action electric current of the built-in counter of ammeter, built-in counter starts movement simultaneously
Signal is sent to synchronization module, and built-in counter action once counts once；
Synchronization module, which receives, to be recorded counter action initial time after signal and is sent to first processor, while to change
Power station integrated control platform sends mark instructions；
First processor to this group of lightning arrestor movement order, current signal, counter action initial time received into
Row processing obtains the first Real-time Monitoring Data and stores to first memory；Specifically, first processor can be to receiving
This group of lightning arrestor movement order, current signal, counter action initial time are handled one by one, are corresponded, with number
First memory is stored according to library form；
First memory sends third communication module for the first Real-time Monitoring Data by first communication module；
Substation's integrated control platform transfers corresponding with counter action initial time second in real time after receiving mark instructions
Monitoring data, and third communication module is sent by second communication module by the second Real-time Monitoring Data；Second real-time monitoring
Data include ambient temperature and humidity, transmission line of electricity and/or busbar voltage；
The first Real-time Monitoring Data received, the second Real-time Monitoring Data are sent second processing by third communication module
Device；
Second processor synchronizes the correspondence and data of time to the first Real-time Monitoring Data, the second Real-time Monitoring Data
Integration obtains integral data and stores to second memory.
In the embodiment of the present invention, the every movement of arrester leakage current feedback subsystem is primary to count primary and operation of recording
Begin the time, and synchronize the Real-time Monitoring Data for transferring system parameter feedback subsystem, lightning arrestor movement process record analyzes subsystem
Acquisition of uniting acts the Real-time Monitoring Data of initial time and its synchronization, timely and effectively remembers to the data of movement overall process
Record, in this way when carrying out possible system trouble analysis, it will be able to most direct data cases when lightning arrestor movement are provided, due to
Arrester can record these data when acting every time simultaneously, provide report by backstage, will be advantageous to the comparison of failure
Analysis, it is subsequent mutually to be confirmed by the action record information of arrester and the record information of fault fluid parameter, and understand more
More more fully failure generating process information keep analysis failure process more reasonable, scientific and reasonable.
The embodiment of the present invention without limitation, transfers substation's collection control as long as being able to record the moment and synchronizing to synchronization module
The Real-time Monitoring Data of platform, it is preferred that synchronization module may include the counter module being linked in sequence, impulse generator
Module, synchronised clock module；Counter module is also connect with ammeter；Synchronised clock module is also connect with first processor；Arteries and veins
Generator module is rushed also to connect with substation integrated control platform；When leakage current is more than the origination action of the built-in counter of ammeter
When electric current, built-in counter starts movement and sends signal to counter module, and built-in counter action once counts once；
Counter module instructs after receiving signal to pulse generator module transmission；Pulse generator module receives after instruction to same
It walks clock module and sends recording instruction, while sending mark instructions to substation's integrated control platform；Synchronised clock module receives note
Counter action initial time is recorded after record instruction and is sent to first processor.It is counter module, pulse generator module, same
Can integrate for two or three in step clock module is integrated.The advantage of doing so is that facilitating user according in practical application
Cost, performance requirement, design suitable counter module, pulse generator module, synchronised clock module structure.
Preferably, the embodiment of the present invention can also include that the modulus being set between current transformer and first processor turns
Parallel operation, current transformer send first processor by analog-digital converter for the current signal of secondary side.The benefit done so
It is that can handle the current signal of secondary side for current waveform signal, facilitates being further processed for first processor.
The embodiment of the present invention to the obtained data of integration without limitation, it is preferred that the integral data may include every group
Initial time, precedence, through-flow size when arrester acts every time, duration, ambient temperature and humidity, transmission line of electricity
And/or busbar voltage；The through-flow size may include current peak, current effective value.
Preferably, lightning arrestor movement process record analyzing subsystem can also include lightning arrestor movement process record analysis system
It unites one of terminal, display, printer, USB module or a variety of, and lightning arrestor movement process record analysis system end
One of end, display, printer, USB module a variety of are connect with second processor respectively.The advantage of doing so is that keeping away
Thunder device action process record analysis system terminal may be used to provide the interactive function between user, such as inquiry integral data
Deng；Display can provide one of displaying function, such as displaying integral data or a variety of for user；Printer can be used for
Print some or all of integral data；USB module can provide general, convenient data-transformation facility for user.
The embodiment of the present invention to the type of current transformer without limitation, it is preferred that current transformer can be large velocity ratio
Current transformer keeps the current signal of secondary side smaller, avoids electric current is excessive from burning out analog-digital converter and/or first processor.
The embodiment of the present invention to the type of ammeter without limitation, it is preferred that ammeter can be leakage current of an arrester
Table.
The embodiment of the present invention can be wireless communication without limitation to the Principles of Communication of three communication modules, can also be with
For wire communication.Preferably, first communication module, second communication module are GPRS communication module, and third communication module is
GPRS built-in antenna.The advantage of doing so is that cost is relatively low, adaptability is good, scalability for wireless communication compared with wire communication
Good, plant maintenance is easier to realize, especially the GPRS communication technology is mature, is widely used, can further reduce the cost, extend it is applicable
Range.
In the embodiment of the present invention, it is preferred that every group of arrester can install a set of arrester leakage current feedback subsystem,
And system parameter feedback subsystem and lightning arrestor movement process record analyzing subsystem are all only a set of, they are built into jointly and keep away
Thunder device action process record analysis system.That is, the quantity of arrester leakage current feedback subsystem is several sets, system parameter is anti-
Present subsystem, the quantity of lightning arrestor movement process record analyzing subsystem is a set of；Every group of arrester corresponds to a set of arrester
Leakage current feedback subsystem；Every set arrester leakage current feedback subsystem respectively with system parameter feedback subsystem, lightning-arrest
Device action process records and analyzes subsystem connection.The advantage of doing so is that mostly set arrester leakage current feedback subsystem shares
System parameter feedback subsystem, lightning arrestor movement process record analyzing subsystem, system parameter feedback subsystem can be simultaneously
More set arrester leakage current feedback subsystems provide Real-time Monitoring Data corresponding with movement initial time, then are moved by arrester
Make correspondence, Data Integration that process record analyzing subsystem synchronizes the time to the data received, using resource consolidation come
Reduce system cost.
Specific embodiment two
As shown in Fig. 2, the embodiment of the invention provides a kind of lightning arrestor movement process record analysis methods, including：
Initial step S101, when the transmission line of electricity of system or bus appearance can enable the overvoltage of lightning arrestor movement when, receive
The leakage current that valve block generates inside lightning arrester body flows through, and receives one group of lightning arrestor movement that lightning arrester body is sent
Sequence；
Measuring process S102 measures leakage current, generates current signal；
Action step S103 starts to act when leakage current is more than scheduled origination action electric current, and acts primary meter
Number is primary；
Synchronizing step S104, operation of recording initial time, and synchronize and transfer corresponding with movement initial time second in real time
Monitoring data；Second Real-time Monitoring Data includes ambient temperature and humidity, transmission line of electricity and/or busbar voltage；
Processing step S105 handles this group of lightning arrestor movement order, current signal, movement initial time, obtains
First Real-time Monitoring Data；
Integration step S106, to the first Real-time Monitoring Data, the second Real-time Monitoring Data synchronize the time correspondence and
Data Integration obtains integral data and stores.
In the embodiment of the present invention, there is overvoltage in the transmission line of electricity or bus of system, lightning arrestor movement are enabled, in arrester sheet
When the leakage current that internal portion's valve block generates flows through, start to move if when leakage current is more than scheduled origination action electric current
To make, every movement is primary to count primary and operation of recording initial time, and synchronizes the Real-time Monitoring Data for transferring system parameter, thus
Acquisition acts the Real-time Monitoring Data of initial time and its synchronization, timely and effectively records to the data of movement overall process,
In this way when carrying out possible system trouble analysis, it will be able to most direct data cases when lightning arrestor movement are provided, due to keeping away
Thunder device can record these data when acting every time simultaneously, by backstage provide report, by be advantageous to failure to score
Analysis, it is subsequent mutually to be confirmed by the action record information of arrester and the record information of fault fluid parameter, and understand more
More fully failure generating process information keeps analysis failure process more reasonable, scientific and reasonable.
The embodiment of the present invention to the obtained data of integration without limitation, it is preferred that the integral data may include every group
Initial time, precedence, through-flow size when arrester acts every time, duration, ambient temperature and humidity, transmission line of electricity
And/or busbar voltage；The through-flow size may include current peak, current effective value.
Preferably, after the measuring process S102, can also include：Switch process carries out analog-to-digital conversion to current signal；
The processing step, specially：To after this group of lightning arrestor movement order, analog-to-digital conversion current signal, movement initial time into
Row processing, obtains the first Real-time Monitoring Data.The advantage of doing so is that current signal can be handled as current waveform signal,
Facilitate and subsequent current signal is further processed.
The present invention is from using in purpose, and in efficiency, the viewpoints such as progressive and novelty are illustrated, the practical progress having
Property, oneself meets the function that Patent Law is emphasized and promotes and use important document, and more than the present invention explanation and attached drawing are only of the invention
Preferred embodiment and oneself, the present invention is not limited to this, therefore, it is all constructed with the present invention, device, wait the approximations, thunder such as levy
With, i.e., all according to equivalent replacement made by present patent application range or modification etc., the patent application that should all belong to of the invention is protected
Within the scope of shield.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.Although present invention has been a degree of descriptions, it will be apparent that, in the item for not departing from the spirit and scope of the present invention
Under part, the appropriate variation of each condition can be carried out.It is appreciated that the present invention is not limited to the embodiments, and it is attributed to right and wants
The range asked comprising the equivalent replacement of each factor.It will be apparent to those skilled in the art that can as described above
Various other corresponding changes and deformation are made in technical solution and design, and all these change and deformation is all answered
Within this is belonged to the protection scope of the claims of the invention.
Claims (10)
1. a kind of lightning arrestor movement process record analysis system, which is characterized in that including arrester leakage current feedback subsystem,
System parameter feedback subsystem, lightning arrestor movement process record analyzing subsystem；Wherein,
Arrester leakage current feedback subsystem includes the current transformer being linked in sequence, ammeter, synchronization module, the first processing
Device, first memory, first communication module；Current transformer is set on the upper end lead of ammeter；Ammeter includes built-in
Counter；
System parameter feedback subsystem includes substation's integrated control platform interconnected, second communication module；
Lightning arrestor movement process record analyzing subsystem includes the third communication module being linked in sequence, second processor, second deposits
Reservoir；
Synchronization module is also connect with substation integrated control platform；
First communication module, second communication module are connect with third communication module respectively；
When the transmission line of electricity of system or bus appearance can enable the overvoltage of lightning arrestor movement, valve block is generated inside lightning arrester body
Leakage current flow through ammeter, first processor receives one group of lightning arrestor movement order that lightning arrester body is sent；
Current transformer measures leakage current, and sends first processor for the current signal of secondary side；
When leakage current is more than the origination action electric current of the built-in counter of ammeter, built-in counter starts movement and to same
It walks module and sends signal, and built-in counter action once counts once；
Synchronization module, which receives, to be recorded counter action initial time after signal and is sent to first processor, while to substation
Integrated control platform sends mark instructions；
First processor to this group of lightning arrestor movement order, current signal, counter action initial time received at
Reason obtains the first Real-time Monitoring Data and stores to first memory；
First memory sends third communication module for the first Real-time Monitoring Data by first communication module；
Substation's integrated control platform transfers the second real-time monitoring corresponding with counter action initial time after receiving mark instructions
Data, and third communication module is sent by second communication module by the second Real-time Monitoring Data；Second Real-time Monitoring Data
Including ambient temperature and humidity, transmission line of electricity and/or busbar voltage；
The first Real-time Monitoring Data received, the second Real-time Monitoring Data are sent second processor by third communication module；
Second processor to the first Real-time Monitoring Data, the second Real-time Monitoring Data synchronize the time correspondence and data it is whole
It closes, obtain integral data and stores to second memory.
2. lightning arrestor movement process record analysis system according to claim 1, which is characterized in that synchronization module includes suitable
Counter module, the pulse generator module, synchronised clock module of sequence connection；
Counter module is also connect with ammeter；Synchronised clock module is also connect with first processor；Pulse generator module is also
It is connect with substation integrated control platform；
When leakage current is more than the origination action electric current of the built-in counter of ammeter, built-in counter starts movement and to meter
Number device module sends signal, and built-in counter action once counts once；
Counter module instructs after receiving signal to pulse generator module transmission；
Pulse generator module receives and sends recording instruction to synchronised clock module after instruction, while to substation's integrated control platform
Send mark instructions；
Synchronised clock module records counter action initial time after receiving recording instruction and is sent to first processor.
3. lightning arrestor movement process record analysis system according to claim 1 or 2, which is characterized in that further include setting
The current signal of secondary side is passed through modulus by the analog-digital converter between current transformer and first processor, current transformer
Converter is sent to first processor.
4. lightning arrestor movement process record analysis system according to claim 1 or 2, which is characterized in that described to integrate number
According to including that initial time when every group of arrester acts every time, precedence, through-flow size, duration, environment are warm and humid
Degree, transmission line of electricity and/or busbar voltage；The through-flow size includes current peak, current effective value.
5. lightning arrestor movement process record analysis system according to claim 1 or 2, which is characterized in that lightning arrestor movement
Process record analyzing subsystem further includes lightning arrestor movement process record analysis system terminal, display, printer, USB module
One of or it is a variety of, and one in the lightning arrestor movement process record analysis system terminal, display, printer, USB module
Kind or a variety of connect respectively with second processor.
6. lightning arrestor movement process record analysis system according to claim 1 or 2, which is characterized in that current transformer
For current mutual inductor with high transforming ratio, ammeter is leakage current of an arrester table, and first communication module, second communication module are GPRS
Communication module, third communication module are GPRS built-in antenna.
7. lightning arrestor movement process record analysis system according to claim 1 or 2, which is characterized in that arrester is released
The quantity of current feedback subsystem is several sets, system parameter feedback subsystem, lightning arrestor movement process record analyzing subsystem
Quantity be a set of；
Every group of arrester corresponds to a set of arrester leakage current feedback subsystem；
Every set arrester leakage current feedback subsystem divides with system parameter feedback subsystem, lightning arrestor movement process record respectively
Analyse subsystem connection.
8. a kind of lightning arrestor movement process record analysis method, which is characterized in that including：
Initial step, when the transmission line of electricity of system or bus appearance can enable the overvoltage of lightning arrestor movement when, receive arrester sheet
The leakage current that internal portion's valve block generates flows through, and receives one group of lightning arrestor movement order that lightning arrester body is sent；
Measuring process measures leakage current, generates current signal；
Action step starts to act when leakage current is more than scheduled origination action electric current, and acts primary count once；
Synchronizing step, operation of recording initial time, and synchronize and transfer the second Real-time Monitoring Data corresponding with movement initial time；
Second Real-time Monitoring Data includes ambient temperature and humidity, transmission line of electricity and/or busbar voltage；
Processing step handles this group of lightning arrestor movement order, current signal, movement initial time, obtains first in real time
Monitoring data；
Integration step synchronizes the correspondence and Data Integration of time to the first Real-time Monitoring Data, the second Real-time Monitoring Data,
It obtains integral data and stores.
9. lightning arrestor movement process record analysis method according to claim 8, which is characterized in that the integral data packet
Include initial time when every group of arrester acts every time, precedence, through-flow size, duration, ambient temperature and humidity, defeated
Electric line and/or busbar voltage；The through-flow size includes current peak, current effective value.
10. lightning arrestor movement process record analysis method according to claim 8 or claim 9, which is characterized in that the measurement step
After rapid, further include：
Switch process carries out analog-to-digital conversion to current signal；
The processing step, specially：
Current signal, movement initial time after this group of lightning arrestor movement order, analog-to-digital conversion is handled, it is real to obtain first
When monitoring data.
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| CN201810928693.9A Pending CN108896860A (en) | 2018-08-15 | 2018-08-15 | Lightning arrestor movement process record analysis system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113419127A (en) * | 2021-06-23 | 2021-09-21 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Lightning arrester state monitoring method, device, equipment and storage medium |
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