CN109462244A - Three uncompensated loads of distribution transforming based on big data adjust system and method - Google Patents
Three uncompensated loads of distribution transforming based on big data adjust system and method Download PDFInfo
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- CN109462244A CN109462244A CN201810596100.3A CN201810596100A CN109462244A CN 109462244 A CN109462244 A CN 109462244A CN 201810596100 A CN201810596100 A CN 201810596100A CN 109462244 A CN109462244 A CN 109462244A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/26—Arrangements for eliminating or reducing asymmetry in polyphase networks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
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Abstract
Three uncompensated loads of the distribution transforming that the present invention relates to a kind of based on big data adjust system and method, mainly solve the problems, such as that the prior art can not accurately handle three-phase load unbalance, load acquisition module including acquiring three-phase load data, the commutation module of commutation is carried out to three-phase load, the compensating module that three-phase load is compensated, current interruption module, data memory module, the Drawing of Curve module of electricity consumption curve is drawn to three-phase load historical data, control the control module of whole system operation, the current interruption module, load acquisition module, data memory module is sequentially connected, the data memory module, Drawing of Curve module, commutation module, compensating module is connect with control module respectively.The present invention according to three-phase load big data can accurate judgement three-phase load whether balance and predict three-phrase burden balance trend, three-phrase burden balance situation in real-time monitoring region keeps conducting wire service life elongated, while having saved electric energy.
Description
Technical field
The present invention relates to power grid control technical fields, negative more particularly, to a kind of three imbalances of distribution transforming based on big data
Lotus adjusts system and method.
Background technique
In low voltage electric network, distribution transformer is central hub, and the mean allocation of three-phase load is then to ensure that electric energy matter
Amount provides safe and reliable power supply and embodies the important link of management level.At this stage, country takes many measures changes rural area
Deng low voltage electric network situation from far-off regions, the power supply capacity of power distribution station and quality of voltage is made to have a degree of raising.But three
The reliability and stability that this problem of phase load imbalance still will lead to low voltage electric network reduces, power quality is poor, line loss per unit and
High failure rate, or even influence the safe operation of electric system.
Electric power big data generates in power generation and use process, and data source is related to power generation and electric energy uses
Power generation, transmission of electricity, power transformation, distribution, electricity consumption and scheduling links.It is big with quantity, type is more, processing speed is fast, accuracy
High, costly feature.Relationship and rule between these data of analysis mining can satisfy enterprise's power generation, manage pipe
Reason and electrical power services improving quality, benefit, the needs in terms of efficiency, promote electric power resource distribute rationally and High-effective Service.
It is entitled " a kind of automatic Load method of adjustment for three-phrase burden balance " application No. is 201510610888.5
Patent specification in disclose a kind of automatic Load method of adjustment for three-phrase burden balance, the invention is only to existing three
Phase load situation is adjusted, and does not analyze the prolonged equilibrium tendency of three-phase load, so the load adjustment method taken is simultaneously
Not can determine that it is optimal.
Summary of the invention
The present invention mainly solves the problems, such as that the prior art can not accurately handle three-phase load unbalance, provides a kind of base
System and method is adjusted in three uncompensated loads of distribution transforming of big data.
Above-mentioned technical problem of the invention is mainly to be addressed by following technical proposals: the distribution transforming based on big data
Three uncompensated loads adjust system, including acquiring the load acquisition module of three-phase load data, carrying out commutation to three-phase load
Commutation module, three-phase load is compensated compensating module, real-time display three-phase electricity load data current interruption module,
To acquisition three-phase load data stored data memory module, to three-phase load historical data draw electricity consumption curve curve
The control module that drafting module, control whole system are run, the current interruption module, load acquisition module, data store mould
Block is sequentially connected, and the data memory module, Drawing of Curve module, commutation module, compensating module are connect with control module respectively.
The present invention, which passes through acquisition three-phase electricity load data and stores, establishes three-phase electricity load database, by affiliated data
Data analysis in library determines three-phase load distribution and three-phrase burden balance condition in corresponding pre-set low pressure Grid, then commutation mould
Root tuber carries out commutation processing according to three-phase load distribution and three-phrase burden balance condition in corresponding pre-set low pressure Grid, compensates mould
Block compensates respective three-phase load, realizes three uncompensated load adjustment of distribution transforming based on big data.
It as a preferred embodiment, further include three-phase and four-line into electricity box, the three-phase and four-line connects into electricity box and commutation module
It connects, for realizing the commutation function of commutation module.
As a preferred embodiment, further include communication module, the communication module respectively with load acquisition module and data
Memory module connection, for the data of load acquisition module to be transferred to data memory module.
Three uncompensated load methods of adjustment of distribution transforming based on big data, comprising the following steps:
S1. the current interruption module real-time monitoring three-phase electricity load data；
S2. the load acquisition module acquisition acquires the three-phase electricity load data that the current interruption module is shown in real time；
S3. the load acquisition module sends data memory module for the three-phase electricity load data of acquisition by communication module
It is stored；
S4. control module controlling curve drafting module according to the data information of data memory module draw three-phase electricity load data with
The relation curve of time；
S5. three-phase in corresponding pre-set low pressure Grid is determined to the relation curve of time by analyzing three-phase electricity load data
Sharing of load and three-phrase burden balance condition；
S6. commutation module is changed according to three-phase load distribution and three-phrase burden balance condition in corresponding pre-set low pressure Grid
Phase processor, compensating module compensate respective three-phase load.
Therefore, the invention has the advantages that according to three-phase load big data can accurate judgement three-phase load whether balance simultaneously
Predict that three-phrase burden balance trend, three-phrase burden balance situation in real-time monitoring region keep conducting wire service life elongated, the same to time
About electric energy.
Detailed description of the invention
Fig. 1 is a kind of control structure block diagram of the invention.
Wherein:
1- current interruption module 2- load acquisition module 3- communication module 4- data memory module 5- control module
6- compensating module 7- Drawing of Curve module 8- commutation module 9- three-phase and four-line is into electricity box.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment:
The present embodiment adjusts system based on three uncompensated loads of distribution transforming of big data, as shown in Figure 1, including acquisition three-phase load
The load acquisition module 2 of data, the commutation module 8 that commutation is carried out to three-phase load, the compensation mould that three-phase load is compensated
Block 6, is deposited the data that are stored of acquisition three-phase load data at the current interruption module 1 of real-time display three-phase electricity load data
Store up the control that module 4, the Drawing of Curve module 7 that electricity consumption curve is drawn to three-phase load historical data, control whole system are run
Module 5, the current interruption module, load acquisition module, data memory module are sequentially connected, the data memory module, song
Line drafting module, commutation module, compensating module are connect with control module respectively.
The present invention, which passes through acquisition three-phase electricity load data and stores, establishes three-phase electricity load database, by affiliated data
Data analysis in library determines three-phase load distribution and three-phrase burden balance condition in corresponding pre-set low pressure Grid, then commutation mould
Root tuber carries out commutation processing according to three-phase load distribution and three-phrase burden balance condition in corresponding pre-set low pressure Grid, compensates mould
Block compensates respective three-phase load, realizes three uncompensated load adjustment of distribution transforming based on big data.
As shown in Figure 1, the system further includes three-phase and four-line into electricity box 9 and communication module 3, the three-phase and four-line into electricity box with
The connection of commutation module, the communication module are connect with load acquisition module and data memory module respectively.
Specifically, the current interruption module uses the tie breaker of model SZM1L-400/ED, the load is adopted
Collection module realizes that acquisition function, the data memory module, Drawing of Curve module and control module are using platform area controller
The subprocessing module of computer, commutation module use the phase-change switch of model SZ-900G, and the compensating module is mended using three-phase
Device is repaid to realize the compensation function to three-phase load.
Three uncompensated load methods of adjustment of distribution transforming based on big data, comprising the following steps:
S1. the current interruption module real-time monitoring three-phase electricity load data；
S2. the load acquisition module acquisition acquires the three-phase electricity load data that the current interruption module is shown in real time；
S3. the load acquisition module sends data memory module for the three-phase electricity load data of acquisition by communication module
It is stored；
S4. control module controlling curve drafting module according to the data information of data memory module draw three-phase electricity load data with
The relation curve of time；
S5. three-phase in corresponding pre-set low pressure Grid is determined to the relation curve of time by analyzing three-phase electricity load data
Sharing of load and three-phrase burden balance condition；Load current degree of unbalancedness should be less than 10%, and low-pressure side is not to be exceeded in neutral current
The head end electric current degree of unbalancedness of the 25% of rated current, low pressure backbone and main branch connections should be less than 20%；
S6. commutation module is changed according to three-phase load distribution and three-phrase burden balance condition in corresponding pre-set low pressure Grid
Phase processor, compensating module compensate respective three-phase load.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although the arts such as data memory module, Drawing of Curve module, commutation module, compensating module are used more herein
Language, but it does not exclude the possibility of using other terms.The use of these items is only for be more convenient to describe and explain this
The essence of invention；Being construed as any additional limitation is disagreed with spirit of that invention.
Claims (4)
1. three uncompensated loads of distribution transforming based on big data adjust system, it is characterised in that: including acquiring three-phase load data
Load acquisition module, the commutation module of commutation, the compensating module compensated to three-phase load, in real time are carried out to three-phase load
The current interruption module for showing three-phase electricity load data, the data memory module, right that acquisition three-phase load data are stored
Three-phase load historical data draws the control module of the Drawing of Curve module of electricity consumption curve, control whole system operation, the electricity
Stream turn-off module, load acquisition module, data memory module are sequentially connected, and the data memory module, changes at Drawing of Curve module
Phase module, compensating module are connect with control module respectively.
2. three uncompensated loads of the distribution transforming according to claim 1 based on big data adjust system, it is characterized in that also wrapping
Three-phase and four-line is included into electricity box, the three-phase and four-line is connect into electricity box with commutation module.
3. three uncompensated loads of the distribution transforming according to claim 1 based on big data adjust system, it is characterized in that also wrapping
Communication module is included, the communication module is connect with load acquisition module and data memory module respectively.
4. three uncompensated load methods of adjustment of distribution transforming based on big data, special using any one of claim 1-3 system
Sign be the following steps are included:
S1. the current interruption module real-time monitoring three-phase electricity load data；
S2. the load acquisition module acquisition acquires the three-phase electricity load data that the current interruption module is shown in real time；
S3. the load acquisition module sends data memory module for the three-phase electricity load data of acquisition by communication module
It is stored；
S4. control module controlling curve drafting module according to the data information of data memory module draw three-phase electricity load data with
The relation curve of time；
S5. three-phase in corresponding pre-set low pressure Grid is determined to the relation curve of time by analyzing three-phase electricity load data
Sharing of load and three-phrase burden balance condition；
S6. commutation module is changed according to three-phase load distribution and three-phrase burden balance condition in corresponding pre-set low pressure Grid
Phase processor, compensating module compensate respective three-phase load.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810596100.3A CN109462244A (en) | 2018-06-11 | 2018-06-11 | Three uncompensated loads of distribution transforming based on big data adjust system and method |
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| CN201810596100.3A CN109462244A (en) | 2018-06-11 | 2018-06-11 | Three uncompensated loads of distribution transforming based on big data adjust system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110659267A (en) * | 2019-07-30 | 2020-01-07 | 浙江华云信息科技有限公司 | Douglas-Puke-based current three-phase imbalance curve simplification method |
| CN113824135A (en) * | 2021-08-06 | 2021-12-21 | 东阳市光明电力建设有限公司 | Low-voltage three-phase unbalance adjusting system and method |
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| CN107069779A (en) * | 2017-02-22 | 2017-08-18 | 安徽电信工程有限责任公司 | A kind of low-voltage platform area becomes threephase load automatic-balancing system |
| CN207117190U (en) * | 2017-08-11 | 2018-03-16 | 国网山东省电力公司昌邑市供电公司 | Three-phase load unbalance automatic regulating apparatus |
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| CN103296756A (en) * | 2013-05-13 | 2013-09-11 | 蔡夏莲 | Managing and monitoring system for transformer substation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110659267A (en) * | 2019-07-30 | 2020-01-07 | 浙江华云信息科技有限公司 | Douglas-Puke-based current three-phase imbalance curve simplification method |
| CN113824135A (en) * | 2021-08-06 | 2021-12-21 | 东阳市光明电力建设有限公司 | Low-voltage three-phase unbalance adjusting system and method |
| CN113824135B (en) * | 2021-08-06 | 2023-12-05 | 东阳市光明电力建设有限公司 | Low-voltage three-phase imbalance adjustment system and method |
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Application publication date: 20190312 |