CN106124902A - A kind of distribution transformer health state evaluation system - Google Patents
A kind of distribution transformer health state evaluation system Download PDFInfo
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- CN106124902A CN106124902A CN201610568149.9A CN201610568149A CN106124902A CN 106124902 A CN106124902 A CN 106124902A CN 201610568149 A CN201610568149 A CN 201610568149A CN 106124902 A CN106124902 A CN 106124902A
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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
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Abstract
The invention discloses a kind of distribution transformer health state evaluation system, relate to technical field of electric power, it is possible to according to power distribution network practical situation and associated specifications, distribution transformer is carried out health state evaluation.This distribution transformer health state evaluation system includes data acquisition module, for realizing the online acquisition to data and off-line collection, and also for the data arrived with external system synchronous acquisition；Data management module, for described data collecting module collected to data store；Base module, is used for storing Sample Storehouse, and described Sample Storehouse is for storing the threshold value of each quantity of state of described distribution transformer；Evaluation module, for calling the data being stored in described data management module, and compares with the threshold value of each quantity of state of the described distribution transformer in described Sample Storehouse, described distribution transformer is carried out single diagnosis；Or for from the data in described data management module, described distribution transformer is carried out comprehensive diagnos.
Description
Technical field
The present invention relates to technical field of electric power, particularly relate to a kind of distribution transformer health state evaluation system.
Background technology
Power distribution network be electric device electric energy send out, become, defeated, the link to customer power supply joined in four big links.10kV low pressure
Power distribution network is in the terminal of power distribution network, is joined directly together with 380/220V electric power low-pressure user by distribution transformer.Thereby it is ensured that
Safe and reliable, the stable operation of distribution transformer, concerns production, the various aspects of life, has important social meaning.
In order to ensure safe and reliable, the stable operation of distribution transformer, it is required that staff goes out at distribution transformer
During existing defect, can find in time, formulate repair schedule, thus trouble-saving generation.Therefore, according to power distribution network practical situation and
Distribution transformer is carried out health state evaluation and is just seemed increasingly important by associated specifications.
Summary of the invention
The technical problem to be solved is to provide a kind of distribution transformer health state evaluation system, it is possible to depend on
According to power distribution network practical situation and associated specifications, distribution transformer is carried out health state evaluation.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that
Embodiments provide a kind of distribution transformer health state evaluation system to include:
Data acquisition module, for realizing the online acquisition to data and off-line collection, and also for Tong Bu with external system
The data collected；
Data management module, for described data collecting module collected to data store；
Base module, is used for storing Sample Storehouse, and described Sample Storehouse is for storing the threshold of each quantity of state of described distribution transformer
Value；
Evaluation module, for calling the data being stored in described data management module, and with described Sample Storehouse in described in join
The threshold value of each quantity of state of piezoelectric transformer is compared, and described distribution transformer is carried out single diagnosis；Or for from
Data in described data management module, carry out comprehensive diagnos to described distribution transformer.
Preferably, described base module is additionally operable to store typical case storehouse, and described typical case storehouse is used for storing described
The typical fault of distribution transformer and method for maintaining.
Preferably, this distribution transformer health state evaluation system also includes:
Authentication module, in the fault assessing out by comprehensive diagnos by described evaluation module and described typical case storehouse
Data are verified, to verify the assessment accuracy of described evaluation module, when described authentication module authenticates to described evaluation module
The fault assessing out by comprehensive diagnos is not inconsistent with the data in described typical case storehouse, then feed back described evaluation module.
Preferably, described evaluation module, after the feedback receiving described authentication module, re-starts comprehensive diagnos.
Preferably, described evaluation module is additionally operable to the fault assessing out at described comprehensive diagnos and described typical case storehouse
When interior data are consistent, show the corresponding maintenance decision in described typical case storehouse.
Preferably, described evaluation module includes algorithm management submodule, algorithm configuration submodule and result display sub-module,
Described algorithm management submodule is for storage and manages for single diagnosis or the algorithm of comprehensive diagnos；
Described algorithm configuration submodule is for receiving newly inputted algorithm, or receives storage in the described algorithm management submodule of deletion
The instruction of algorithm；
Described result display sub-module for showing the result of single diagnosis, and the fault assessing out at described comprehensive diagnos with
When data in described typical case storehouse are consistent, the result of display comprehensive diagnos.
Preferably, the data of described data collecting module collected include the high and low pressure side phase current of described distribution transformer
The D.C. resistance of signal, winding and sleeve pipe, insulation resistance and connector temperature, the sound of fuel tank, oil level and oil temperature, described distribution
The earth resistance of the earthed system of transformator.
Preferably, this distribution transformer health state evaluation system also includes:
The network switch, the described network switch is positioned at described data acquisition module and the number being arranged on described distribution transformer
Between harvester, transmit the data from described data acquisition unit.
Preferably, it is connected by wireless network between the described network switch with described data acquisition unit.
Preferably, it is connected by network communication protocol between the described network switch with described data acquisition unit.
The invention provides a kind of distribution transformer health state evaluation system, including data acquisition module, data management
The modules such as module, base module and evaluation module, these modules cooperate, and the health status of distribution transformer is carried out standard
Really, the diagnosis of reality is met so that staff is when defect occurs in distribution transformer or before there is defect, can find in time,
Formulation repair schedule, thus trouble-saving generation.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, embodiment will be described below
The accompanying drawing used required in is briefly described, it should be apparent that, the accompanying drawing in describing below is only some of the present invention
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to attached according to these
Figure obtains other accompanying drawing.
The structural representation of the distribution transformer health state evaluation system that Fig. 1 provides for the embodiment of the present invention；
The data transmission structure schematic diagram of the distribution transformer health state evaluation system that Fig. 2 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments wholely.Based on this
Embodiment in bright, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
Embodiments provide a kind of distribution transformer health state evaluation system, as it is shown in figure 1, this distribution transformer
Device health state evaluation system includes:
Data acquisition module, for realizing the online acquisition to data and off-line collection, and also for Tong Bu with external system
The data collected.
In the embodiment of the present invention, the data of data collecting module collected include the high and low pressure side phase current of distribution transformer
The D.C. resistance of signal, winding and sleeve pipe, insulation resistance and connector temperature, the sound of fuel tank, oil level and oil temperature, distribution transformer
The data such as the earth resistance of the earthed system of device.The abundant data about distribution transformer, are conducive to this distribution transformer to be good for
Distribution transformer is made the most more fully health state evaluation by health status assessing system.
Data management module, stores for the data collecting data acquisition module, to prevent the loss of data,
Facilitate simultaneously data repeat call.
Base module, is used for storing Sample Storehouse, and Sample Storehouse is used for storing the threshold value of each quantity of state of distribution transformer, for
Distribution transformer is made health state evaluation and is provided foundation by this distribution transformer health state evaluation system.
Evaluation module, for calling the data being stored in data management module, and with the distribution transformer in Sample Storehouse
The threshold value of each quantity of state compare, distribution transformer is carried out single diagnosis；Or for from data management module
Interior data, carry out comprehensive diagnos to distribution transformer.
Such as, for this single item quantity of state of oil temperature, when evaluation module and oil temperature threshold ratio relatively, can single diagnose
Learning when the oil temperature collected is too high, evaluation module directly warns or shows that this abnormal index is to staff；Or,
If have multinomial quantity of state exception, the most single diagnosis possibly cannot solve problem, and the most now evaluation module can the most simultaneously
Quantity of states based on these exceptions carry out comprehensive diagnos, to obtain the assessment result of accurate health status.
Further, base module is additionally operable to store typical case storehouse, and typical case storehouse is used for storing distribution transformer
Typical fault and method for maintaining, think that the diagnostic result of distribution transformer health state evaluation system provides stronger experience
Support.
In order to verify the comprehensive diagnos result of evaluation module, this distribution transformer health state evaluation system also includes: test
Card module, verifies with the data in typical case storehouse for the fault assessing out by comprehensive diagnos by evaluation module,
To verify the assessment accuracy of evaluation module, when authentication module authenticates to the fault that evaluation module is assessed out by comprehensive diagnos
It is not inconsistent with the data in typical case storehouse, then feedback with evaluation module.
Then evaluation module is after receiving the feedback of authentication module, re-starts comprehensive diagnos, and will be the most comprehensive equally
The health evaluating result of diagnosis is transferred to authentication module and again verifies, until being verified.Then evaluation module is additionally operable to
Corresponding dimension when the fault that comprehensive diagnos is assessed out is consistent with the data in typical case storehouse, in display typical case storehouse
Repair decision-making.Typical case storehouse is had more to meet distribution transformer as reference, the health evaluating result finally given and maintenance decision
Practical situation, more accurate and effective.
Concrete, in the embodiment of the present invention, this evaluation module can include algorithm management submodule, algorithm configuration submodule and
Result display sub-module.Wherein, algorithm management submodule for storage and manages for single diagnosis or the algorithm of comprehensive diagnos；
Algorithm configuration submodule is for receiving newly inputted algorithm, or receives the finger of the algorithm of the deletion algorithm interior storage of management submodule
Order；Result display sub-module is for showing the result of single diagnosis, and the fault assessing out at comprehensive diagnos and typical case
When data in storehouse are consistent, the result of display comprehensive diagnos and corresponding maintenance decision.These submodules cooperate, just
Manage in time in staff, update this distribution transformer health state evaluation system, further ensure finally give strong
Health assessment result and maintenance decision more meet the practical situation of distribution transformer, more accurate and effective.
In the technical scheme of the embodiment of the present invention, as in figure 2 it is shown, this distribution transformer health state evaluation system is also wrapped
Include the network switch, the network switch be positioned at data acquisition module and the data acquisition unit that is arranged on distribution transformer it
Between, transmit the data from data acquisition unit.
Data acquisition unit connects distant communication terminal, can be transmitted by the data that Real-time Collection is arrived by distant communication terminal
To the network switch, it is achieved that the data collected can be uploaded in time, thus distribution transformer can be used intelligent healthy
Appraisal procedure, grasps the ruuning situation of distribution transformer in time.
In the embodiment of the present invention, RF radio network brief introduction between data acquisition unit and distant communication terminal, can be passed through.
Distinctive capacity of resisting disturbance is strong, reliability is high, safety is good, limited less by geographical conditions, install and execute with it for RF radio network
The features such as work simplicity is flexible, suffer from wide application prospect in many fields.
In order to improve the versatility of this distribution transformer health state evaluation system, distant communication terminal can use multiple logical
Letter access form, it is achieved the data transmission between this distant communication terminal and network switch.
Such as, distant communication terminal can be provided with wireless module, utilizes wireless module (RF wireless module) to incite somebody to action
The real-time Data Transmission received at data acquisition unit is to public communication network, and public communication network refers to that network service carries
Build for business, for the communication network of common user.The communication line of public communication network is to share to common user use
's.Afterwards, then by setting up network communication (Transmission between public communication network and the network switch
Control Protocol/Internet Protocol, is called for short TCP/IP) agreement, it is achieved real-time Data Transmission to network is handed over
The purpose changed planes.
Wherein, wireless module is to utilize wireless technology to carry out a kind of module being wirelessly transferred.It is widely used in electricity
Brain wireless network, wireless telecommunications, the field such as controlled in wireless.Wireless module is mainly by emitter, receptor and controller composition.This
Wireless network in inventive embodiments can be the wireless network that 3G, GPRS, CDMA or LTE etc. are existing.
Or, distant communication terminal can be provided with network communication module, and this network communication module is directly assisted by TCP/IP
View connects the network switch, it is achieved from the transmission of the real time data of data acquisition unit.Network in the embodiment of the present invention leads to
Letter module can be realized by physical chip.
Furthermore, distant communication terminal is also provided with serial communication modular, the serial communication modular in the embodiment of the present invention
Use serial line interface, meet ModbusRTU/ASCII protocol specification.Use unitization structure, simple, flexible, serial communication mould
Block and the combination of corresponding data acquisition unit, can tackle various on-the-spot application.It is provided with the distant communication of serial communication modular
Terminal can be connected with Communication server by serial communication modular, serial server be for RS-232 terminal to TCP/IP it
Between complete data conversion communication interface protocol converter.The transparent biography of data double-way of RS-232 terminal and TCP/IP network is provided
Defeated, it is provided that serial ports turns TCP/IP function, RS-232 turns the solution of TCP/IP.RS-232 serial equipment can be allowed to couple immediately
Network.
It should be noted that the distant communication terminal in the embodiment of the present invention can include above-mentioned three kinds of modules simultaneously, can make
Obtain this distant communication terminal and there is more preferable compatibility, can realize distant communication terminal various communications protocols (101 unbalanceds,
101 balanced type stipulations and 104 stipulations) detection, the data exchange of the specification network switch.
Or, if as in figure 2 it is shown, this distribution transformer health state evaluation system being provided with multiple data acquisition packaging
Putting, each data acquisition unit is arranged at different places, the data that special collection distribution transformer is different.Then for inhomogeneity
The data of type, can use different transmission means, are i.e. respectively configured the distant communication terminal of corresponding types, and therefore this distribution becomes
Depressor health state evaluation system is configured with multiple distant communication terminal.
In sum, a kind of distribution transformer health state evaluation system is embodiments provided, including data acquisition
The modules such as collection module, data management module, base module and evaluation module, these modules cooperate, to distribution transformer
Health status carry out accurately, meet reality diagnosis so that staff when there is defect in distribution transformer or occur lack
Before Xianing, can find in time, formulate repair schedule, thus trouble-saving generation.
Through the above description of the embodiments, those skilled in the art is it can be understood that can borrow to the present invention
The mode helping software to add required common hardware realizes, naturally it is also possible to by hardware, but a lot of in the case of the former is more preferably
Embodiment.Based on such understanding, the portion that prior art is contributed by technical scheme the most in other words
Dividing and can embody with the form of software product, this computer software product is stored in the storage medium that can read, such as meter
The floppy disk of calculation machine, hard disk or CD etc., including some instructions with so that computer equipment (can be personal computer,
Server, or the network equipment etc.) perform the method described in each embodiment of the present invention.
Above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any familiar
Those skilled in the art, in the technical scope that the invention discloses, can readily occur in change or replace, should contain
Within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with scope of the claims.
Claims (10)
1. a distribution transformer health state evaluation system, it is characterised in that including:
Data acquisition module, for realizing the online acquisition to data and off-line collection, and also for Tong Bu with external system
The data collected；
Data management module, for described data collecting module collected to data store；
Base module, is used for storing Sample Storehouse, and described Sample Storehouse is for storing the threshold of each quantity of state of described distribution transformer
Value；
Evaluation module, for calling the data being stored in described data management module, and with described Sample Storehouse in described in join
The threshold value of each quantity of state of piezoelectric transformer is compared, and described distribution transformer is carried out single diagnosis；Or for from
Data in described data management module, carry out comprehensive diagnos to described distribution transformer.
Distribution transformer health state evaluation system the most according to claim 1, it is characterised in that described base module
Being additionally operable to store typical case storehouse, described typical case storehouse is for storing typical fault and the maintenance side of described distribution transformer
Method.
Distribution transformer health state evaluation system the most according to claim 2, it is characterised in that also include:
Authentication module, in the fault assessing out by comprehensive diagnos by described evaluation module and described typical case storehouse
Data are verified, to verify the assessment accuracy of described evaluation module, when described authentication module authenticates to described evaluation module
The fault assessing out by comprehensive diagnos is not inconsistent with the data in described typical case storehouse, then feed back described evaluation module.
Distribution transformer health state evaluation system the most according to claim 3, it is characterised in that described evaluation module exists
After receiving the feedback of described authentication module, re-start comprehensive diagnos.
Distribution transformer health state evaluation system the most according to claim 4, it is characterised in that described evaluation module is also
When fault for assessing out at described comprehensive diagnos is consistent with the data in described typical case storehouse, show described typical case
Corresponding maintenance decision in case library.
Distribution transformer health state evaluation system the most according to claim 5, it is characterised in that described evaluation module bag
Include algorithm management submodule, algorithm configuration submodule and result display sub-module,
Described algorithm management submodule is for storage and manages for single diagnosis or the algorithm of comprehensive diagnos；
Described algorithm configuration submodule is for receiving newly inputted algorithm, or receives storage in the described algorithm management submodule of deletion
The instruction of algorithm；
Described result display sub-module for showing the result of single diagnosis, and the fault assessing out at described comprehensive diagnos with
When data in described typical case storehouse are consistent, the result of display comprehensive diagnos.
7. according to the distribution transformer health state evaluation system described in any one of claim 1 to 6, it is characterised in that described
The data of data collecting module collected include the straight of the high and low pressure side phase current signal of described distribution transformer, winding and sleeve pipe
Leakage resistance, insulation resistance and connector temperature, the sound of fuel tank, oil level and oil temperature, the earthed system of described distribution transformer
Earth resistance.
Distribution transformer health state evaluation system the most according to claim 7, it is characterised in that also include:
The network switch, the described network switch is positioned at described data acquisition module and the number being arranged on described distribution transformer
Between harvester, transmit the data from described data acquisition unit.
Distribution transformer health state evaluation system the most according to claim 8, it is characterised in that the described network switch
It is connected by wireless network with between described data acquisition unit.
Distribution transformer health state evaluation system the most according to claim 8, it is characterised in that described network exchange
It is connected by network communication protocol between machine with described data acquisition unit.
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| CN201610568149.9A CN106124902B (en) | 2016-07-19 | 2016-07-19 | A kind of distribution transformer health state evaluation system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109870621A (en) * | 2019-03-08 | 2019-06-11 | 厦门尚为科技股份有限公司 | Run judgment method and device |
| CN110568301A (en) * | 2019-09-16 | 2019-12-13 | 国网河北省电力有限公司电力科学研究院 | Detection mode prejudging method based on effective detection rate of transformer state quantity |
| CN110888002A (en) * | 2019-10-11 | 2020-03-17 | 大唐水电科学技术研究院有限公司 | Distribution transformer health assessment method |
| CN110889775A (en) * | 2019-10-29 | 2020-03-17 | 贵州电网有限责任公司 | Key distribution equipment characteristic parameter system |
| CN114034948A (en) * | 2021-10-25 | 2022-02-11 | 国网江西省电力有限公司电力科学研究院 | Distribution transformer outage study and judgment method based on multi-source data fusion |
| CN117113157A (en) * | 2023-10-23 | 2023-11-24 | 国网安徽省电力有限公司合肥供电公司 | Platform district power consumption fault detection system based on artificial intelligence |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109870621A (en) * | 2019-03-08 | 2019-06-11 | 厦门尚为科技股份有限公司 | Run judgment method and device |
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| CN114034948B (en) * | 2021-10-25 | 2024-06-04 | 国网江西省电力有限公司电力科学研究院 | Distribution transformer outage research and judgment method based on multi-source data fusion |
| CN117113157A (en) * | 2023-10-23 | 2023-11-24 | 国网安徽省电力有限公司合肥供电公司 | Platform district power consumption fault detection system based on artificial intelligence |
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