CN108512224A - A kind of low-voltage platform area radius of electricity supply optimization method calculated in real time based on loss - Google Patents
A kind of low-voltage platform area radius of electricity supply optimization method calculated in real time based on loss Download PDFInfo
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- CN108512224A CN108512224A CN201810323599.0A CN201810323599A CN108512224A CN 108512224 A CN108512224 A CN 108512224A CN 201810323599 A CN201810323599 A CN 201810323599A CN 108512224 A CN108512224 A CN 108512224A
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- radius
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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
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- Supply And Distribution Of Alternating Current (AREA)
Abstract
The present invention provides a kind of low-voltage platform area radius of electricity supply optimization methods calculated in real time based on loss, are related to field of power, are applied to low-voltage platform area radius of electricity supply optimization system, the method includes：Data acquisition device acquires the power information of the user of each low-voltage platform area；Data processing equipment calculates the overall loss and edge line loss of each low-voltage platform area according to collected power information；Search the edge circuit of the adjacent different low-voltage platform area of edge line loss；Reduce the radius of electricity supply of edge line loss larger low-voltage platform area, increase the radius of electricity supply of the smaller low-voltage platform area of edge line loss, so that line loss larger edge circuit in edge is capped in the smaller low-voltage platform area of edge line loss.The power information of acquisition user in real time, calculates the loss of each low-voltage platform area, is optimized to the radius of electricity supply of low-voltage platform area according to the result of calculating, flexibility is good, and reaction speed is fast, effect of optimization is good, highly practical.
Description
Technical field
The present invention relates to field of power, are supplied in particular to a kind of low-voltage platform area calculated in real time based on loss
Electric radius optimization method.
Background technology
In low-voltage platform area, since number of users is more, circuit is more dispersed, not accurate enough for the calculating of the loss of low-voltage platform area
Really, therefore the low-voltage platform area radius of electricity supply planned is not optimal.Current existing adjustment mode is by periodically adopting
Collect the parameters information in electricity system, calculate the active loss of each circuit in low-voltage platform area, adjusts platform load in section, it is right
The radius of electricity supply of low-voltage platform area optimizes.In this manner, although can timely be optimized to radius of electricity supply,
It is the real-time due to line loss, the effect of optimization to radius of electricity supply is not especially desirable.
Invention content
The purpose of the present invention is to provide a kind of based on the low-voltage platform area radius of electricity supply optimization method that calculates in real time of loss, with
The above problem is set to be improved.
The low-voltage platform area radius of electricity supply optimization method provided by the invention calculated in real time based on loss, is applied to low-voltage platform area
Radius of electricity supply optimization system, the low-voltage platform area radius of electricity supply optimization system include being set to the data acquisition device of power supply system
And the data processing equipment being connect with the data acquisition device, the low-voltage platform area radius of electricity supply optimization method include：
The data acquisition device acquires the power information of the user of each low-voltage platform area；
The data processing equipment calculates the overall loss of each low-voltage platform area according to the collected power information
With edge line loss；
Search the edge circuit of the adjacent different low-voltage platform area of edge line loss；
Reduce the radius of electricity supply of the larger low-voltage platform area of edge line loss, increases the smaller low-voltage platform of edge line loss
The radius of electricity supply in area, so that line loss larger edge circuit in edge is capped on the smaller low-voltage platform area of edge line loss
It is interior.
Further, the method further includes：
Calculate each low-voltage platform area overall loss after radius of electricity supply changes；
Judge whether the overall loss of each low-voltage platform area after radius of electricity supply changes is reduced, if so, retaining currently
Radius of electricity supply.
Further, the method further includes：
Calculate each low-voltage platform area edge line loss after radius of electricity supply changes；
It repeats the edge circuit for searching the adjacent different low-voltage platform area of edge line loss and described subtracts
The radius of electricity supply of the small larger low-voltage platform area of edge line loss increases the power supply half of the smaller low-voltage platform area of edge line loss
Diameter, so that line loss larger edge circuit in edge is covered in the smaller low-voltage platform area of edge line loss, until each low
Present a theatrical performance as the last item on a programme area overall loss knots modification be less than preset threshold values.
Further, the method further includes：
Whether each low-voltage platform area is more than respective capacity of distribution transform after judging radius of electricity supply change, if not provided, retaining
Current radius of electricity supply.
The present invention also provides a kind of low-voltage platform area radius of electricity supply optimization system calculated in real time based on loss, the low pressure
Taiwan area radius of electricity supply optimization system includes being set to the data acquisition device of power supply system and connecting with the data acquisition device
The data processing equipment connect,
The data acquisition device is used to acquire the power information of the user of each low-voltage platform area；
The data processing equipment optimizes the radius of electricity supply of each low-voltage platform area according to collected power information；
The data processing equipment includes：
Loss calculation unit, the overall loss for calculating each low-voltage platform area according to the collected power information
With edge line loss；
Searching unit, the edge circuit for searching the adjacent different low-voltage platform area of edge line loss；
Radius of electricity supply optimizes unit, and the radius of electricity supply for reducing the larger low-voltage platform area of edge line loss increases side
The radius of electricity supply of the smaller low-voltage platform area of edge line loss, so that line loss larger edge circuit in edge is capped on edge
In the smaller low-voltage platform area of line loss.
Further, the loss calculation unit is additionally operable to, and it is total to calculate each low-voltage platform area after radius of electricity supply changes
Body is lost；
The data processing equipment further includes：
Overall loss judging unit, for judging whether the overall loss of each low-voltage platform area after radius of electricity supply changes subtracts
It is few, if so, retaining current radius of electricity supply.
Further, the loss calculation unit is additionally operable to, and calculates each low-voltage platform area side after radius of electricity supply changes
Edge line loss；
Radius of electricity supply optimization unit is additionally operable to, and is repeated and described is searched different low of adjacent edge line loss
Present a theatrical performance as the last item on a programme area edge circuit and the radius of electricity supply for reducing edge line loss larger low-voltage platform area, increase edge circuit
The radius of electricity supply of smaller low-voltage platform area is lost, so that line loss larger edge circuit in edge is covered in edge line loss
Smaller low-voltage platform area, until the knots modification of the overall loss of each low-voltage platform area is less than preset threshold values.
Further, the data processing equipment further includes：
Capacity of distribution transform judging unit, for judging whether each low-voltage platform area is more than respective match after radius of electricity supply changes
Varying capacity, if not provided, retaining current radius of electricity supply.
The low-voltage platform area radius of electricity supply optimization method provided by the invention calculated in real time based on loss and system, can be real-time
The power information for acquiring user, calculates the loss of each low-voltage platform area, the confession according to the result of calculating to low-voltage platform area
Electric radius optimizes, and flexibility is good, and reaction speed is fast, effect of optimization is good, highly practical.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
Fig. 1 is the low-voltage platform area radius of electricity supply optimization method calculated in real time based on loss that first embodiment of the invention provides
Flow chart；
Fig. 2 is the low-voltage platform area radius of electricity supply optimization method calculated in real time based on loss that second embodiment of the invention provides
Flow chart；
Fig. 3 is the low-voltage platform area radius of electricity supply optimization system calculated in real time based on loss that third embodiment of the invention provides
Structural schematic diagram；
Fig. 4 is the low-voltage platform area radius of electricity supply optimization system calculated in real time based on loss that fourth embodiment of the invention provides
Structural schematic diagram.
Specific implementation mode
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground describes.
As shown in Figure 1, the low-voltage platform area radius of electricity supply optimization method provided by the invention calculated in real time based on loss, application
In low-voltage platform area radius of electricity supply optimization system, the low-voltage platform area radius of electricity supply optimization system includes being set to the number of power supply system
According to harvester and the data processing equipment being connect with the data acquisition device, low-voltage platform area radius of electricity supply optimization side
Method includes：
Step S101, data acquisition device acquire the power information of the user of each low-voltage platform area；
Step S102, the data processing equipment calculate each low-voltage platform area according to the collected power information
Overall loss and edge line loss；
Step S103 searches the edge circuit of the adjacent different low-voltage platform area of edge line loss；
Step S104 reduces the radius of electricity supply of edge line loss larger low-voltage platform area, increase edge line loss compared with
The radius of electricity supply of small low-voltage platform area, so as to be capped on edge line loss smaller for the larger edge circuit of edge line loss
Low-voltage platform area in.
Data acquisition device is first acquired the power information of the user of each low-voltage platform area.Obtaining user's
After power information, it will be able to calculate the overall loss and edge line loss of each low-voltage platform area.Each low-voltage platform area
In include a plurality of use electric line, by calculating the edge line loss of low-voltage platform area adjacent between any two, can search
Go out the low-voltage platform area for needing to carry out radius optimization.After calculating, the edge of the edge circuit of two low-voltage platform area adjacents
Line loss increases edge line loss if it is different, then reduce the radius of electricity supply of edge line loss larger low-voltage platform area
The radius of electricity supply of smaller low-voltage platform area so that the larger edge circuit of edge line loss be capped on edge line loss compared with
In small low-voltage platform area, the optimization to the radius of electricity supply of low-voltage platform area is realized.
The low-voltage platform area radius of electricity supply optimization method provided by the invention calculated in real time based on loss, can acquire use in real time
The power information at family calculates the loss of each low-voltage platform area, according to the result of calculating to the radius of electricity supply of low-voltage platform area
It optimizes, flexibility is good, and reaction speed is fast, effect of optimization is good, highly practical.
As shown in Fig. 2, the low-voltage platform area radius of electricity supply calculated in real time based on loss that second embodiment of the invention provides is excellent
Change method, is applied to low-voltage platform area radius of electricity supply optimization system, and the low-voltage platform area radius of electricity supply optimization system includes being set to
The data acquisition device of power supply system and the data processing equipment being connect with the data acquisition device, the low-voltage platform area supply
Electric radius optimization method includes：
Step S201, data acquisition device acquire the power information of the user of each low-voltage platform area；
Step S202, the data processing equipment calculate each low-voltage platform area according to the collected power information
Overall loss and edge line loss；
Step S203 searches the edge circuit of the adjacent different low-voltage platform area of edge line loss；
Step S204 reduces the radius of electricity supply of edge line loss larger low-voltage platform area, increase edge line loss compared with
The radius of electricity supply of small low-voltage platform area, so as to be capped on edge line loss smaller for the larger edge circuit of edge line loss
Low-voltage platform area in；
Step S205 calculates each low-voltage platform area overall loss after radius of electricity supply changes；
Step S206, judges whether the overall loss of each low-voltage platform area after radius of electricity supply changes is reduced, if so, protecting
Stay current radius of electricity supply；
It, may for two adjacent low-voltage platform areas during lookup edge line loss different edge circuit
It will appear the different edge circuit of multiple edge line losses, therefore in the optimization for being powered radius, need to carry out certain
Choice, the standard of judgement may include two factors, be first radius of electricity supply change after each low-voltage platform area totally damage
Whether consumption is reduced, if be reduced, just illustrates that current optimization is successful, the result of optimization can retain.Followed by power
After radius changes, whether each low-voltage platform area is more than respective capacity of distribution transform, when being powered radius optimization, not only to be examined
Consider theory analysis, also to combine actual distribution situation.Radius of electricity supply is adjusted, the circuit of each low-voltage platform area covering is just
It can change, some increases, some reductions, the increased low-voltage platform area of corresponding line will consider whether it has been more than capacity of distribution transform,
If be not above, so that it may be retained with the result that will optimize, if more than, with regard to considering that the optimization for abandoning this time operates.
As the preferred embodiment of the embodiment of the present invention, after carrying out a suboptimization to radius of electricity supply, the confession of low-voltage platform area
The configuration of electric radius may be optimal not yet, therefore, can be more times with repetitive cycling step S201-S206, to low-voltage platform area
Radius of electricity supply carry out multiple optimization, until after certain primary optimization, the change of the overall loss of each low-voltage platform area
When amount is less than preset threshold values, just stop the cycle to above-mentioned steps.Optimum results at this time have been one very close complete
The optimal case of U.S.'s configuration.
Wherein, the threshold values whether stopped for judging cycle, can be adjusted, according to demand if to the result of optimization
It is required that relatively high, as soon as threshold values can be set as to a smaller number, the number of optimization cycle in this way is more, if to optimization
As a result it requires not being especially high, as soon as threshold values can be set as to a larger number, the number of optimization cycle in this way is less.
The low-voltage platform area radius of electricity supply optimization method provided by the invention calculated in real time based on loss, can acquire use in real time
The power information at family calculates the loss of each low-voltage platform area, according to the result of calculating to the radius of electricity supply of low-voltage platform area
It optimizes, flexibility is good, and reaction speed is fast, effect of optimization is good, highly practical.
As shown in figure 3, a kind of low-voltage platform area power supply half calculated in real time based on loss that third embodiment of the invention provides
Diameter optimization system, the low-voltage platform area radius of electricity supply optimization system include be set to the data acquisition device 100 of power supply system with
And the data processing equipment 200 being connect with the data acquisition device 100,
The data acquisition device 100 is used to acquire the power information of the user of each low-voltage platform area；
The data processing equipment 200 carries out the radius of electricity supply of each low-voltage platform area according to collected power information excellent
Change；
The data processing equipment 200 includes：
Loss calculation unit 301, the totality for calculating each low-voltage platform area according to the collected power information
Loss and edge line loss；
Searching unit 302, the edge circuit for searching the adjacent different low-voltage platform area of edge line loss；
Radius of electricity supply optimizes unit 303, and the radius of electricity supply for reducing the larger low-voltage platform area of edge line loss increases
The radius of electricity supply of the smaller low-voltage platform area of edge line loss, so that line loss larger edge circuit in edge is capped on side
In the smaller low-voltage platform area of edge line loss.
As shown in figure 4, a kind of low-voltage platform area power supply half calculated in real time based on loss that fourth embodiment of the invention provides
Diameter optimization system, the low-voltage platform area radius of electricity supply optimization system include be set to the data acquisition device 100 of power supply system with
And the data processing equipment 200 being connect with the data acquisition device 100,
The data acquisition device 100 is used to acquire the power information of the user of each low-voltage platform area；
The data processing equipment 200 carries out the radius of electricity supply of each low-voltage platform area according to collected power information excellent
Change；
The data processing equipment 200 includes：
Loss calculation unit 401, the totality for calculating each low-voltage platform area according to the collected power information
Loss and edge line loss；
Searching unit 402, the edge circuit for searching the adjacent different low-voltage platform area of edge line loss；
Radius of electricity supply optimizes unit 403, and the radius of electricity supply for reducing the larger low-voltage platform area of edge line loss increases
The radius of electricity supply of the smaller low-voltage platform area of edge line loss, so that line loss larger edge circuit in edge is capped on side
In the smaller low-voltage platform area of edge line loss；
Overall loss judging unit 404, for judging that the overall loss of each low-voltage platform area is after radius of electricity supply changes
No reduction, if so, retaining current radius of electricity supply；
Capacity of distribution transform judging unit 405, for judging whether each low-voltage platform area is more than respective after radius of electricity supply changes
Capacity of distribution transform, if not provided, retaining current radius of electricity supply.
Wherein, the loss calculation unit 401 is additionally operable to, and it is overall to calculate each low-voltage platform area after radius of electricity supply changes
Loss；
The loss calculation unit 401 is additionally operable to, and calculates each low-voltage platform area edge circuit after radius of electricity supply changes
Loss；
The radius of electricity supply optimization unit 403 is additionally operable to, and it is different to repeat the adjacent edge line loss of the lookup
Low-voltage platform area edge circuit and the radius of electricity supply for reducing edge line loss larger low-voltage platform area, increase edge
The radius of electricity supply of the smaller low-voltage platform area of line loss, so that line loss larger edge circuit in edge is covered in edge circuit
The smaller low-voltage platform area of loss, until the knots modification of the overall loss of each low-voltage platform area is less than preset threshold values.
The low-voltage platform area radius of electricity supply optimization system calculated in real time based on loss that the embodiment of the present invention is provided, is realized
Principle and the technique effect of generation are identical with preceding method embodiment, and to briefly describe, device embodiment part does not refer to place,
It can refer to corresponding contents in preceding method embodiment.
The low-voltage platform area radius of electricity supply optimization system provided by the invention calculated in real time based on loss, can acquire use in real time
The power information at family calculates the loss of each low-voltage platform area, according to the result of calculating to the radius of electricity supply of low-voltage platform area
It optimizes, flexibility is good, and reaction speed is fast, effect of optimization is good, highly practical.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of low-voltage platform area radius of electricity supply optimization method calculated in real time based on loss, which is characterized in that be applied to low-voltage platform
Area's radius of electricity supply optimization system, the low-voltage platform area radius of electricity supply optimization system include being set to the data acquisition dress of power supply system
The data processing equipment set and connect with the data acquisition device, the low-voltage platform area radius of electricity supply optimization method include：
The data acquisition device acquires the power information of the user of each low-voltage platform area；
The data processing equipment calculates overall loss and the side of each low-voltage platform area according to the collected power information
Edge line loss；
Search the edge circuit of the adjacent different low-voltage platform area of edge line loss；
Reduce the radius of electricity supply of the larger low-voltage platform area of edge line loss, increases the smaller low-voltage platform area of edge line loss
Radius of electricity supply, so that line loss larger edge circuit in edge is capped in the smaller low-voltage platform area of edge line loss.
2. the low-voltage platform area radius of electricity supply optimization method calculated in real time based on loss according to claim 1, which is characterized in that
The method further includes：
Calculate each low-voltage platform area overall loss after radius of electricity supply changes；
Judge whether the overall loss of each low-voltage platform area after radius of electricity supply changes is reduced, if so, retaining current power supply
Radius.
3. the low-voltage platform area radius of electricity supply optimization method calculated in real time based on loss according to claim 2, which is characterized in that
The method further includes：
Calculate each low-voltage platform area edge line loss after radius of electricity supply changes；
Repeat the edge circuit for searching the adjacent different low-voltage platform area of edge line loss and the reduction side
The radius of electricity supply of the larger low-voltage platform area of edge line loss increases the radius of electricity supply of the smaller low-voltage platform area of edge line loss,
So that line loss larger edge circuit in edge is covered in the smaller low-voltage platform area of edge line loss, until each low-voltage platform
The knots modification of the overall loss in area is less than preset threshold values.
4. according to the low-voltage platform area radius of electricity supply optimization method calculated in real time based on loss described in Claims 2 or 3, feature exists
In the method further includes：
Whether each low-voltage platform area is more than respective capacity of distribution transform after judging radius of electricity supply change, if not provided, retaining current
Radius of electricity supply.
5. a kind of low-voltage platform area radius of electricity supply optimization system calculated in real time based on loss, which is characterized in that the low-voltage platform area
Radius of electricity supply optimization system includes being set to the data acquisition device of power supply system and being connect with the data acquisition device
Data processing equipment,
The data acquisition device is used to acquire the power information of the user of each low-voltage platform area；
The data processing equipment optimizes the radius of electricity supply of each low-voltage platform area according to collected power information；
The data processing equipment includes：
Loss calculation unit, overall loss and side for calculating each low-voltage platform area according to the collected power information
Edge line loss；
Searching unit, the edge circuit for searching the adjacent different low-voltage platform area of edge line loss；
Radius of electricity supply optimizes unit, and the radius of electricity supply for reducing the larger low-voltage platform area of edge line loss increases edge line
Path loss consumes the radius of electricity supply of smaller low-voltage platform area, so that line loss larger edge circuit in edge is capped on edge circuit
In the smaller low-voltage platform area of loss.
6. the low-voltage platform area radius of electricity supply optimization system calculated in real time based on loss according to claim 5, which is characterized in that
The loss calculation unit is additionally operable to, and calculates each low-voltage platform area overall loss after radius of electricity supply changes；
The data processing equipment further includes：
Overall loss judging unit, for judging whether the overall loss of each low-voltage platform area after radius of electricity supply changes is reduced,
If so, retaining current radius of electricity supply.
7. the low-voltage platform area radius of electricity supply optimization system calculated in real time based on loss according to claim 6, which is characterized in that
The loss calculation unit is additionally operable to, and calculates each low-voltage platform area edge line loss after radius of electricity supply changes；
The radius of electricity supply optimization unit is additionally operable to, and repeats the different low-voltage platform of the adjacent edge line loss of the lookup
The edge circuit in area and the radius of electricity supply for reducing the larger low-voltage platform area of edge line loss, increase edge line loss
The radius of electricity supply of smaller low-voltage platform area, so as to be covered in edge line loss smaller for the larger edge circuit of edge line loss
Low-voltage platform area, until each low-voltage platform area overall loss knots modification be less than preset threshold values.
8. the low-voltage platform area radius of electricity supply optimization system calculated in real time based on loss described according to claim 6 or 7, feature are existed
In the data processing equipment further includes：
Capacity of distribution transform judging unit, for judging whether each low-voltage platform area is more than respective with transfiguration after radius of electricity supply changes
Amount, if not provided, retaining current radius of electricity supply.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112035784A (en) * | 2020-07-16 | 2020-12-04 | 中国电力科学研究院有限公司 | Method and system for determining loss of low-voltage transformer area based on power consumption acquisition data |
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|---|---|---|---|---|
| CN103500999A (en) * | 2013-09-24 | 2014-01-08 | 国家电网公司 | Low voltage distribution area power supply radius optimization method based on real-time loss |
| CN104573853A (en) * | 2014-12-19 | 2015-04-29 | 华南理工大学 | Systematic solution for voltage quality evaluation and optimization of low-voltage transformer area distribution networks |
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- 2018-04-12 CN CN201810323599.0A patent/CN108512224A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103500999A (en) * | 2013-09-24 | 2014-01-08 | 国家电网公司 | Low voltage distribution area power supply radius optimization method based on real-time loss |
| CN104573853A (en) * | 2014-12-19 | 2015-04-29 | 华南理工大学 | Systematic solution for voltage quality evaluation and optimization of low-voltage transformer area distribution networks |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112035784A (en) * | 2020-07-16 | 2020-12-04 | 中国电力科学研究院有限公司 | Method and system for determining loss of low-voltage transformer area based on power consumption acquisition data |
| CN112035784B (en) * | 2020-07-16 | 2024-04-09 | 中国电力科学研究院有限公司 | Method and system for determining loss of low-voltage transformer area based on electricity consumption acquisition data |
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Application publication date: 20180907 |