CN105656029B - A kind of super radius of electricity supply of low-voltage power supply taiwan area load point determines method and device - Google Patents
A kind of super radius of electricity supply of low-voltage power supply taiwan area load point determines method and device Download PDFInfo
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- CN105656029B CN105656029B CN201610052433.0A CN201610052433A CN105656029B CN 105656029 B CN105656029 B CN 105656029B CN 201610052433 A CN201610052433 A CN 201610052433A CN 105656029 B CN105656029 B CN 105656029B
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- H02J3/005—
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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
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
Abstract
A kind of super radius of electricity supply of low-voltage power supply taiwan area load point determines method and device, the method includes：Obtain supply line's figure of low-voltage power supply taiwan area, supply line's figure includes a transformer node, multiple line bar nodes and multiple load bus, wherein each node has scheduled type information and name information, and has scheduled wire length between the node being connected directly；The transformer node is found out from supply line's figure according to the type information；Using the transformer node as starting point, respectively using the multiple load bus as terminal, the supply line of the transformer node and each load bus is determined respectively；Supply line length of the transformer node to each load bus is calculated according to the wire length between the name information of each node in each supply line and each node being connected directly respectively.
Description
Technical field
The present invention relates to low-voltage power supply technical fields, and in particular to a kind of super radius of electricity supply of low-voltage power supply taiwan area load point is true
Determine method and device.
Background technology
Low-voltage power supply taiwan area refers to the region of transformer low voltage power supply, divides low-voltage power supply taiwan area and is conducive in personnel point
Work, plant maintenance, electricity calculate and line loss statistics etc. management aspects more specification, science, it is seen then that low-voltage power supply taiwan area it is important
Property.And whether exceeding the judgement of radius of electricity supply for the load point in the supply district of low-voltage power supply taiwan area, power supply enterprise is general
It obtains client's low voltage range according to voltage measurement point or service hotline is dialed according to user and reflect and learn low voltage range, after
And the electric network reconstruction of selectivity could be carried out.As it can be seen that existing low-voltage power supply management mode is more passive, customer demand is lagged behind,
And to the analyzing and diagnosing of low-voltage power supply taiwan area, lacks advanced technological means and analyze speed is slower, cannot quickly and accurately obtain
Take low-voltage taiwan area exceed radius of electricity supply load point, to restrict for radio area high damage and low-voltage taiwan area improvement with change
It makes.
In view of the above-mentioned problems, Chinese patent application CN103500999B discloses a kind of low-voltage platform area based on real-time loss
Radius of electricity supply optimization method.The actual time line of each taiwan area edge circuit is calculated according to the real-time data collection of power information acquisition system
Loss and taiwan area distribution transformer load and loss；The line loss consumption of adjacent lines in taiwan area is compared, handover scheme is loaded between pre- formulation taiwan area；
Distribution transformer load and distribution loss between pre- estimation taiwan area after circuit switching, it is overall whether assessment handover scheme can reduce each taiwan area
Loss will not make distribution transforming be more than capacity again；Taiwan area radius of electricity supply is adjusted according to handover scheme, is acquired using power information
The carrier module being equipped in system carries out user's automatic identification under taiwan area to the taiwan area after adjustment；Taiwan area after adjustment is carried out real
When loss calculation, verification taiwan area loss whether reduces；After each taiwan area re-recognizes beneath user, stoichiometric point adjusts accordingly,
The loss of the circuit after adjustment is calculated according to the real time data that stoichiometric point is adopted, whether each taiwan area total losses drop after verification adjustment
It is low；Remaining adjacent lines of repetition above step adjustment taiwan area, makes each taiwan area reduce the optimal power half of loss than reaching before adjustment
Diameter；Handover scheme is loaded between the taiwan area formulated in advance is：The loss of one of taiwan area edge circuit is belonged to higher than neighbouring
The loss of the edge circuit of another taiwan area, by this taiwan area edge circuit adjusted to the small neighboring edge circuit institute of line loss with user
The taiwan area belonged to.This method can obtain the load point beyond low-voltage power supply taiwan area, and adjust accordingly, but this method is adopted
Low-voltage platform area radius of electricity supply optimization needs the complicated auxiliary device such as carrier module of above-mentioned power information acquisition system
And need to carry out scheme evaluation after carrying out the complicated calculations such as a series of real-time loss and total losses, calculate has one with assessment result
Fixed error exists, and keeps the accuracy of this method relatively low and time-consuming longer and this method equally can't resolve existing low-voltage power supply pipe
Reason pattern is more passive and the problem of lagging behind customer demand.
Invention content
Therefore, the technical problem to be solved in the present invention is that low-voltage platform area load point in the prior art is overcome to supply more than the planned quota electricity half
The defect that diameter determination process is cumbersome, accuracy is low.
In view of this, a kind of super radius of electricity supply of low-voltage power supply taiwan area load point determines method, including：Obtain low-voltage power supply platform
The supply line in area schemes, and supply line's figure includes a transformer node, multiple line bar nodes and multiple load sections
Point wherein each node has scheduled type information and name information, and has scheduled between the node being connected directly
Wire length；The transformer node is found out from supply line's figure according to the type information；With the transformer section
Point is starting point, respectively using the multiple load bus as terminal, determines the transformer node and each load bus respectively
Supply line；Respectively according to the name information of each node in each supply line and each node being connected directly
Between wire length calculate supply line length of the transformer node to each load bus.
Further, it is described using the transformer node as starting point, respectively using the multiple load bus as terminal, respectively
Determine the supply line of the transformer node and each load bus, including：
Since the transformer node, the node that each node is connected directly is inquired successively, except the section being queried
Point is outer, if there is the node being connected directly with the node being currently queried, is then denoted as the node being currently queried straight with it
The superior node for connecing connected node, until having inquired all load bus；
Superior node is started a query at from each load bus respectively, until inquiring the transformer node, according to
The superior node inquired determines supply line.
Further, described respectively according to the name information of each node in each supply line and each straight
Supply line's length that the wire length between connected node calculates the transformer node to each load bus is connect, is wrapped
It includes：
It determines in superior node corresponding with each load bus respectively, the wire length between adjacent superior node；
It is added up the wire length between determining each adjacent superior node to obtain the supply lines of load bus
Road length.
Further, described respectively according to the name information of each node in each supply line and each
Wire length between the node being connected directly calculate the transformer node to supply line's length of each load bus it
Afterwards, further include：
Each load bus supply line length is compared with radius of electricity supply predetermined threshold value respectively；
The corresponding load bus of the super radius of electricity supply predetermined threshold value is determined as super radius of electricity supply node.
Further, the corresponding load bus of the super radius of electricity supply predetermined threshold value is determined as super radius of electricity supply described
After node, further include：
The super radius of electricity supply node is marked in supply line's figure.
Correspondingly, the present invention also provides a kind of super radius of electricity supply determining devices of low-voltage power supply taiwan area load point, including：It obtains
Unit, the supply line for obtaining low-voltage power supply taiwan area schemes, and supply line's figure includes a transformer node, multiple
Line bar node and multiple load bus, wherein each node has scheduled type information and name information, and direct phase
There is scheduled wire length between node even；Searching unit, for being schemed from the supply line according to the type information
In find out the transformer node；Circuit determination unit, for using the transformer node as starting point, respectively with the multiple negative
Lotus node is terminal, determines the supply line of the transformer node and each load bus respectively；Length computation unit is used for
Respectively according to the company between the name information of each node in each supply line and each node being connected directly
Line length calculates supply line length of the transformer node to each load bus.
Preferably, the circuit determination unit includes：Query of Topological subelement, for since the transformer node,
Inquire the node that each node is connected directly successively, in addition to the node being queried, if there is with the section that is currently queried
The node being currently queried, then is denoted as the superior node of directly connected node by the node that point is connected directly, until inquiry
Until complete all load bus；Circuit determination subelement, for starting a query at superior node from each load bus respectively, directly
Until inquiring the transformer node, supply line is determined according to the superior node inquired.
Preferably, the length computation unit includes：Adjacent lengths determination subelement, for determining and each load respectively
In the corresponding superior node of node, the wire length between adjacent superior node；Accumulative subelement, will be determining each adjacent
Superior node between wire length added up to obtain supply line's length of load bus.
Preferably, further include：Comparing unit, for respectively that each load bus supply line length and radius of electricity supply is pre-
If threshold value is compared；Judging unit, for the corresponding load bus of the super radius of electricity supply predetermined threshold value to be judged to supplying more than the planned quota
Electric radius node.
Preferably, further include：Display unit, for marking the super radius of electricity supply node in supply line's figure.
Method and device is determined according to the super radius of electricity supply of low-voltage power supply taiwan area load point of the present invention, by obtaining low-voltage power supply
Supply line's figure of taiwan area, the transformer node in supply line's figure, line bar node, load bus and the node being connected directly
Between scheduled wire length；Then transformer node is found out from supply line's figure according to node type information and with transformer section
Point is inquiry starting point, respectively using each load bus as terminal, determines the supply line of transformer node and each load bus；Root
It calculates and becomes according to the wire length between the name information and each node being connected directly of each node in each supply line
Supply line length of the depressor node to each load bus.Low-voltage power supply taiwan area load point used by this method supplies more than the planned quota electricity half
The determination method of diameter can overcome calculating, assessment, determine super radius of electricity supply load point during, accuracy it is relatively low and it is time-consuming compared with
Long defect can in advance calculate the supply district of low-voltage power supply taiwan area, be assessed, and solve existing low-voltage power supply management mould
Formula is more passive and the problem of lagging behind customer demand.
Description of the drawings
In order to make the content of the present invention more clearly understood, it below according to specific embodiments of the present invention and combines
Attached drawing, the present invention is described in further detail, wherein
Fig. 1 is the flow chart that the super radius of electricity supply of low-voltage power supply taiwan area load point that the embodiment of the present invention 1 provides determines method；
Fig. 2 is the schematic diagram that the super radius of electricity supply of low-voltage power supply taiwan area load point that the embodiment of the present invention 1 provides determines method；
Fig. 3 is that the structure for the super radius of electricity supply determining device of low-voltage power supply taiwan area load point that the embodiment of the present invention 2 provides is shown
It is intended to.
Specific implementation mode
Embodiment 1
A kind of super radius of electricity supply of low-voltage power supply taiwan area load point of offer of the embodiment of the present invention determines method, exceeds for determination
The load point of low-voltage power supply taiwan area radius of electricity supply, Fig. 1 show that low-voltage power supply taiwan area load point provided in this embodiment supplies more than the planned quota electricity
Radius determines that the flow chart of method, this method include：
S1 obtains low-voltage power supply taiwan area supply line figure.As shown in Fig. 2, wherein low-voltage platform area supply line figure can root
According to live taiwan area power supply wiring diagram, delphi programming platforms or other visual programming development platforms are based on, in conjunction with topologies
Drafting obtains, and the type information of each node and the attribute of name information have editable function, and supply lines is drawn in editor
During the figure of road, the attribute value of line length is preset.
S2 obtains the transformer node in supply line's figure and as inquiry starting point.As shown in Fig. 2, for example, obtaining first
All preset type informations of node in low-voltage power supply taiwan area line map are based on delphi programming platforms, according to transformer
The type information of node D encodes, and designs program Do statement, until finding the preset type for meeting transformer node D
Coding, you can transformer node has been found in identification, and the starting point of supply line is inquired using this transformer node as S3.
S3, determine transformer node to each load bus supply line.In delphi Software Development Platforms, according to poor
Act method, successively inquire transformer node to each load bus supply line.As shown in Fig. 2, for example being looked into successively using the method for exhaustion
Ask out transformer node D to load bus B5, B6 or B17 distance.
S4 calculates each load bus supply line length, as shown in Fig. 2, for example, calculating transformer node D is to load
Supply line's length of node B6, it is only necessary to which the distance L1 of transformer node D to line bar node 1, line bar node 1 are arrived into line bar section
The distance of the distance L3 and load bus B5 to load bus B6 of distance L2, the line bar node 1-1 to load bus B5 of point 1-1
L4, four segment distances are added summation, can find out supply line's length of transformer node D to load bus B6.
Each load bus supply line length is compared with radius of electricity supply predetermined threshold value, judges load by S5 respectively
Whether node supply line length is more than transformer node D radius of electricity supplys, if so then execute step S6.
Load bus is determined as super radius of electricity supply node, can also then be marked in fig. 2 by S6.Such as Fig. 2 institutes
Show, for example, when the load bus B6 is more than the radius of electricity supply of transformer node D, using delphi programs by super radius of electricity supply
Node B6 and its supply path L1, L2, L3, L4 are distinguished display, and the load bus by clicking selection with color
Its specific supply line's length can be shown.
The super radius of electricity supply of low-voltage power supply taiwan area load point provided according to embodiments of the present invention determines method, can be by obtaining
The low-voltage power supply taiwan area supply line figure got and its preset each nodal information, find out the transformer of low-voltage power supply taiwan area
Node, and using it as starting point inquires transformer node to supply line's length of each load bus, and will exceed successively
The load bus of low-voltage power supply taiwan area radius of electricity supply is marked.The method improves calculating, assessment exceeds radius of electricity supply range
It the accuracy of load bus position and can take measures to be improved in advance.
It is preferably carried out mode as one, Fig. 2 shows a kind of super radius of electricity supplys of low-voltage power supply taiwan area load point to determine
The schematic diagram of method.Supply line's figure includes a transformer node D, multiple line bar nodes and multiple load bus.From change
Depressor node D starts, and inquires the node that each node is connected directly successively, in addition to the node being queried, if there is with
The node being currently queried then is denoted as the higher level of directly connected node by the node that the node being currently queried is connected directly
Node then starts a query at superior node until having inquired all load points from each load bus, until inquiring
After transformer node, supply line is determined according to the node passed through in query process.
Specifically, include line bar node 1 with the transformer node D line bar nodes being connected using transformer node D as starting point
With 1 east of line bar node, journey is searched in higher level equipments of the transformer node D as 1 east of line bar node 1 and line bar node, write-in at this time
In " higher level's connection " attribute in sequence, then the starting point of supply line's inquiry switchs to 1 east of line bar node 1 or line bar node, appoints
One is selected to continue inquiry, the present embodiment selection line bar node 1 then inquires next stage and line bar as inquiry starting point
The connected equipment of node 1 is line bar node 2 and line bar node 1-1, and line bar node 1 becomes line bar node 2 and line bar section at this time
The higher level equipment of point 1-1, in " higher level's connection " attribute of write-in program, inquiry starting point switchs to line bar node 2 or line bar node 1-
1, optional one is starting point, and it is inquiry starting point that the present embodiment, which selects line bar node 1-1, and equipment connected to it is load bus
B5, line bar 1-1 become the higher level equipment of load point B5, are written in " higher level's connection " attribute, load bus B5 is looked at this time
It askes out.Then started with load bus B5, reversely have passed through line bar node 1-1, line successively during searching load bus B5
After bar node 1, inquiry starting point transformer node D is eventually arrived at, the supply line of load bus B5 is L3-L2-L1 at this time, after
Continue using load bus B5 as starting point, inquires coupled load bus B6, similarly the supply line of load bus B6 is
L4-L3-L2-L1。
It is preferably carried out mode as one, as shown in Fig. 2, after finding the supply line of load bus, according to program
In preset nodal distance, obtain the wire length between adjacent node, and each adjacent node wire length is carried out
It is cumulative, finally obtain supply line's length of load bus.
Specifically, after finding the supply line L3-L2-L1 of load bus B5, preset each section in program is utilized
Length attribute between point adds up the numerical value in L3, L2, L1 length attribute to get supply line's length of load bus B5 has been arrived
It is worth, similarly supply line's length of load bus B6 can be obtained the numerical value addition of L4, L3, L2, L1.
It is preferably carried out mode as one, as shown in Fig. 2, after obtaining supply line's length of load bus, it will
Supply line's length is compared with the preset radius of electricity supply of low-voltage power supply taiwan area, and will be more than pre- for radio area radius of electricity supply
If the load bus of threshold value is determined as super radius of electricity supply node.
Specifically, load bus B17 is after above-mentioned implementation, it may be determined that its supply line is L21-L20-
L19-L18-L17-L16-L15-L14-L13-L12-L11, supply line's length that supply line's length is load bus B17 are
The sum of each node spacing, by supply line's length of obtained load bus B17 and the preassigned power supply of low-voltage power supply taiwan area
Radius length is compared, if supply line's length of load bus B17 is more than the preassigned power supply of low-voltage power supply taiwan area partly
Electrical path length, load bus B17 are super radius of electricity supply node.Above method embodiment result of calculation is accurate, efficient, can profit
It is assessed in advance with this method and grasps low-voltage power supply taiwan area power supply state parameter.
In addition, " higher level's connection " attribute of each node is arranged, to the node of existing " higher level's connection " equipment, then no longer with
This node is that starting point carries out exhaustive inquiry, it can be ensured that realizes unidirectional inquiry, accelerates to carry out load bus lookup using the method for exhaustion
Process, improve exhaustive search efficiency.
Embodiment 2
The embodiment of the present invention provides a kind of super radius of electricity supply determining device of low-voltage power supply taiwan area load point, as shown in figure 3, should
Device includes：
Acquiring unit 31, the supply line for obtaining low-voltage power supply taiwan area schemes, and supply line's figure includes one
Transformer node, multiple line bar nodes and multiple load bus, wherein each node has scheduled type information and title
Information, and there is scheduled wire length between the node being connected directly；
Searching unit 32, for finding out the transformer node from supply line's figure according to the type information；
Circuit determination unit 33, for being eventually using the transformer node as starting point, respectively with the multiple load bus
Point determines the supply line of the transformer node and each load bus respectively；
Length computation unit 34, for respectively according to the name information of each node in each supply line and
Wire length between each node being connected directly calculates supply line head of the transformer node to each load bus
Degree.
Further, which can also include：
Comparing unit 35, for respectively comparing each load bus supply line length and radius of electricity supply predetermined threshold value
It is right；
Judging unit 36, for the corresponding load bus of the super radius of electricity supply predetermined threshold value to be determined as super radius of electricity supply
Node.
Further, which can also include：
Display unit 37, for marking the super radius of electricity supply node in supply line's figure.
The super radius of electricity supply determining device of low-voltage power supply taiwan area load point provided according to embodiments of the present invention, can be by obtaining
The low-voltage power supply taiwan area supply line figure got and its preset each nodal information, find out the transformer of low-voltage power supply taiwan area
Node, and using it as starting point inquires transformer node to supply line's length of each load bus, and will exceed successively
The load bus of low-voltage power supply taiwan area radius of electricity supply is marked.The method improves calculating, assessment exceeds radius of electricity supply range
It the accuracy of load bus position and can take measures to be improved in advance.
Preferably, the circuit determination unit 33 includes：
Query of Topological subelement, for since the transformer node, inquiring the section that each node is connected directly successively
Point if there is the node being connected directly with the node being currently queried, then will be looked into currently in addition to the node being queried
The node of inquiry is denoted as the superior node of directly connected node, until having inquired all load bus；
Circuit determination subelement, for starting a query at superior node from each load bus respectively, until inquiring described
Until transformer node, supply line is determined according to the superior node inquired.
Preferably, the length computation unit 34 includes：
Adjacent lengths determination subelement is adjacent for determining in superior node corresponding with each load bus respectively
Wire length between superior node；
Accumulative subelement, is added up the wire length between determining each adjacent superior node to obtain load section
Supply line's length of point.
Above method embodiment result of calculation is accurate, efficient, is assessed in advance using this method and grasps low-voltage power supply
Taiwan area power supply state parameter.
Obviously, above-described embodiment is just for the sake of clearly demonstrating example, and does not limit the embodiments.
For those of ordinary skill in the art, other various forms of variations can also be made on the basis of the above description
Or it changes.There is no necessity and possibility to exhaust all the enbodiments.And obvious variation extended from this
Or it changes still within the protection scope of the invention.
Claims (8)
1. a kind of super radius of electricity supply of low-voltage power supply taiwan area load point determines method, which is characterized in that including：
Supply line's figure of low-voltage power supply taiwan area is obtained, supply line's figure includes a transformer node, multiple line bars
Node and multiple load bus, wherein each node has scheduled type information and name information, and be connected directly
There is scheduled wire length between node；
The transformer node is found out from supply line's figure according to the type information；
Using the transformer node as starting point, respectively using the multiple load bus as terminal, the transformer section is determined respectively
The supply line of point and each load bus；
Respectively according between the name information of each node in each supply line and each node being connected directly
Wire length calculate supply line length of the transformer node to each load bus；
The transformer node compares supply line's length of each load bus with radius of electricity supply predetermined threshold value respectively
It is right；
The corresponding load bus of supply line's length more than the radius of electricity supply predetermined threshold value is determined as super radius of electricity supply section
Point.
2. according to the method described in claim 1, it is characterized in that, it is described using the transformer node as starting point, respectively with institute
It is terminal to state multiple load bus, determines the supply line of the transformer node and each load bus respectively, including：
Since the transformer node, the node that each node is connected directly is inquired successively, in addition to the node being queried,
If there is the node being connected directly with the node being currently queried, then the node being currently queried is denoted as and is directly connected
The superior node of node, until having inquired all load bus；
Superior node is started a query at from each load bus respectively, until inquiring the transformer node, according to inquiry
To superior node determine supply line.
3. according to the method described in claim 2, it is characterized in that, described respectively according to each in each supply line
Wire length between the name information of node and each node being connected directly calculates the transformer node to each negative
Supply line's length of lotus node, including：
It determines in superior node corresponding with each load bus respectively, the wire length between adjacent superior node；
It is added up the wire length between determining each adjacent superior node to obtain the supply line head of load bus
Degree.
4. according to the method described in claim 1, it is characterized in that, described that the super radius of electricity supply predetermined threshold value is corresponding
Load bus is determined as after super radius of electricity supply node, further includes：
The super radius of electricity supply node is marked in supply line's figure.
5. a kind of super radius of electricity supply determining device of low-voltage power supply taiwan area load point, which is characterized in that including：
Acquiring unit, the supply line for obtaining low-voltage power supply taiwan area schemes, and supply line's figure includes a transformer
Node, multiple line bar nodes and multiple load bus, wherein each node has scheduled type information and name information, and
And there is scheduled wire length between the node being connected directly；
Searching unit, for finding out the transformer node from supply line's figure according to the type information；
Circuit determination unit is used for using the transformer node as starting point, respectively using the multiple load bus as terminal, respectively
Determine the supply line of the transformer node and each load bus；
Length computation unit, for respectively according to the name information of each node in each supply line and each straight
Connect supply line's length that the wire length between connected node calculates the transformer node to each load bus；
Comparing unit, for respectively that the transformer node is pre- to the supply line's length and radius of electricity supply of each load bus
If threshold value is compared；
Judging unit, for will be more than that the corresponding load bus of supply line's length of the radius of electricity supply predetermined threshold value is determined as
Super radius of electricity supply node.
6. device according to claim 5, which is characterized in that the circuit determination unit includes：
Query of Topological subelement, for since the transformer node, inquiring the node that each node is connected directly successively, removing
Outside the node being queried, if there is the node being connected directly with the node being currently queried, then will currently it be queried
Node is denoted as the superior node of directly connected node, until having inquired all load bus；
Circuit determination subelement, for starting a query at superior node from each load bus respectively, until inquiring the transformation
Until device node, supply line is determined according to the superior node inquired.
7. device according to claim 6, which is characterized in that the length computation unit includes：
Adjacent lengths determination subelement, for determining in superior node corresponding with each load bus respectively, adjacent higher level
Wire length between node；
Accumulative subelement, is added up the wire length between determining each adjacent superior node to obtain load bus
Supply line's length.
8. device according to claim 5, which is characterized in that further include：
Display unit, for marking the super radius of electricity supply node in supply line's figure.
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| CN111061752B (en) * | 2019-12-23 | 2023-12-08 | 宁波三星医疗电气股份有限公司 | Data processing method and device and electronic equipment |
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| EP2355292A2 (en) * | 2010-01-29 | 2011-08-10 | Fujitsu Limited | Power supply system, electronic apparatus, and method for controlling power supply system |
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| CN102437578A (en) * | 2011-10-14 | 2012-05-02 | 中国电力科学研究院 | Power supply mode selection method of area without electricity supply based on load distance and load characteristic |
| CN103036228A (en) * | 2012-12-06 | 2013-04-10 | 天津市电力公司 | Method for determining location of transformer substation and length of power supply circuit in power system planning process |
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