CN103903192B - A kind of method for building up in power distribution network powering mode storehouse - Google Patents
A kind of method for building up in power distribution network powering mode storehouse Download PDFInfo
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Abstract
The present invention relates to a kind of method for building up in power distribution network powering mode storehouse, it is comprised the following steps：According to the scope of A+~E class power supply area load densities σ, the power supply area to somewhere is classified；The basic module group of powering mode is set up, basic module group includes power network power supply module group, plant-grid connection module group, User Access Module group and power distribution automation module group；According to the division to somewhere power supply area, this area is further divided according to function, some typical power supply areas are determined according to division result；Power network power supply module group, plant-grid connection module group, User Access Module group and the power distribution automation module group for being adapted to regional development are chosen in the basic module group set up, some typical power supply areas are set up with corresponding power distribution network powering mode, some power distribution network powering modes constitute power distribution network powering mode storehouse.During the present invention can be widely applied to set up the powering mode in somewhere.
Description
Technical field
The present invention relates to a kind of method for building up in powering mode storehouse, especially with regard to a kind of building for power distribution network powering mode storehouse
Cube method.
Background technology
Power distribution network is the important component of power network, region be directly facing power consumer, is to ensure electric power " come to down, can use "
Key link, be the important infrastructure for improving People's livelihood.Due to historical reasons, power distribution network is still power network development " two is weak "
In one.Compared with bulk power grid, the aspect such as distribution network planning design, equipment, construction criteria, reliability level need
Further lifting, also there is distribution network planning theory and method relatively lag behind, design level and ability is uneven, standardization
The not high outstanding problem of its construction level.More targetedly to carry out and instructing distribution network planning construction, specification power distribution network connects
Ray mode and powering mode, realize distribution network construction standardization and modularization, it is necessary to set up typical powering mode storehouse.
The content of the invention
Regarding to the issue above, it is an object of the invention to provide a kind of method for building up in power distribution network powering mode storehouse, according to this
Method set up power distribution network powering mode storehouse, can specification power distribution network Connection Mode and powering mode, realize distribution network construction
Standardization and modularization.
To achieve the above object, the present invention takes following technical scheme：A kind of method for building up in power distribution network powering mode storehouse,
It is comprised the following steps：1）According to the scope of A+~E class power supply area load densities σ, the power supply area to somewhere is divided
Class；2）According to step 1）In division to somewhere power supply area, this area is further divided according to function, tied according to dividing
Fruit determines some typical power supply areas；3）The basic module group of powering mode is set up, basic module group includes power network power supply module
Group, plant-grid connection module group, User Access Module group and power distribution automation module group；4）In step 3）The basic module group of foundation
It is middle to choose power network power supply module group, plant-grid connection module group, User Access Module group and the power distribution automation for being adapted to regional development
Module group, to step 2）The some typical power supply area for determining sets up corresponding power distribution network powering mode, and some power distribution networks are powered
Pattern constitutes power distribution network powering mode storehouse.
The step 1）In, power supply area load density σ is：
In formula, power consumption deducts 110 kilovolts and 66 kilovolts of special line loads, and effective powering area is more than or equal to 5 squares of public affairs
In.
The step 3）In, the basic module group of each powering mode is set up, it is comprised the following steps：（1）Set up power network confession
Electric module group, it is specifically included：According between domestic power network development history, provincial power network, city linchpin service area and service area at county level
Between distribution network voltage sequence difference, set up contact potential series module group with reference to power supply area load density σ generalized analysis；Root
Drawn according to each provincial company power distribution network planning and each department practical development situation, set up electric network composition module group；According to 110 kilovolts,
66 kilovolts and 35 kv substation main transformer capacities and number of units, electrical main connecting wire pattern, outlet scale, reactive-load compensation configuration and power transformation
Stand construction form, actual conditions are developed with reference to each department, set up standardization infrastructure modules group；（2）According to power supply type and capacity,
Determine plant-grid connection voltage class, plant-grid connection mode and plant-grid connection point, set up plant-grid connection module group；（3）According to power supply
Reliability requirement and user's attaching capacity, determine voltage class, user mode access and user access point that user accesses, set up
User Access Module group；（4）Power distribution automation module group is set up, it is specifically included：According to Regional Economic development, power distribution network net
The actual demand of frame structure, equipment actuality, load level and different zones power supply reliability, foundation includes centralization, intelligence
Distributed, automatic circuit formula and fault detector formula on the spot feeder automation configuration module；Bag is set up according to communication equipping rules
Include optical fiber, the communication mode of wireless and carrier wave；Relaying configuration is set up according to relaying configuration principle.
The step 4）In, the power distribution network typical case's powering mode for adapting to different regions development is set up, complete power distribution network and power
The foundation of pattern base, it specifically includes following steps：（1）Positioned according to power network development history and each voltage class future development,
In step 3）Chosen in the contact potential series module group set up and be adapted to step 2）The contact potential series of the typical power supply area of middle determination
Module；（2）According to each voltage class electric network composition present situation, grid structure transient mode and take into account power grid construction with transformation skill
Art economic condition, chooses and is adapted to step 2）The electric network composition module of the typical power supply area of middle determination；（3）According to typical service area
The load density in domain, determines that transformer substation construction is layouted and single seat Substation Capacity Scale, with reference to the construction of typical power supply area
Condition and each voltage class electric network composition module, choose and are adapted to step 2）Transformer station's module of the typical power supply area of middle determination
With distribution facility module；According to the power demands of the various methods of operation of transformer station, choose and be adapted to step 2）Typical case's confession of middle determination
The line module in electric region；（4）According to representative region economic development, distribution network structure structure, equipment actuality, load level and
The actual demand of different zones power supply reliability carries out planning and designing, and selection is adapted to step 2）The typical power supply area of middle determination
Feeder automation configuration module and communication module simultaneously determine relaying configuration principle；（5）According to power supply type and capacity, in step 3）
Chosen in the plant-grid connection module group set up and be adapted to step 2）The plant-grid connection module of the typical power supply area of middle determination；（6）
According to user class, power supply reliability demand and user's attaching capacity, in step 3）Selected in the plant-grid connection module group set up
Take suitable step 2）The User Access Module of the typical power supply area of middle determination；（7）Repeat step（1）~（6）, until step 2）
The power distribution network powering mode of the typical power supply area of middle determination is all set up and is completed, the whole power distribution network powering mode structures set up
Into power distribution network powering mode storehouse.
The step（3）In, the equipment of the identical voltage class of same typical power supply area uses transformer station, distribution facility
With one or two in circuit.
The step 3）In, power network power supply module group includes contact potential series module group, electric network composition module group and standardization
Infrastructure modules group, the electric network composition module group of foundation is：
| Module contents | The scope of application |
| Triple strand structure | A+~C class power supply areas |
| Duplex structure | A+~C class power supply areas |
| Single-stranded structure | A+~C class power supply areas |
| Bicyclic web frame | A+~C class power supply areas |
| Monocyclic web frame | C, D class power supply area |
| Biradial structure | A+~D class power supply areas |
| Single irradiation structure | D, E class power supply area |
| Triple strand structure | A+, A class power supply area |
| Duplex structure | A+~C class power supply areas |
| Single-stranded structure | A+~C class power supply areas |
| Bicyclic web frame | A+, A class power supply area |
| Monocyclic web frame | B, C, D class power supply area |
| Biradial structure | A+~D class power supply areas |
| Single irradiation structure | D, E class power supply area |
| The bicyclic web frame of cable | A+, A class power supply area |
| The monocyclic web frame of cable | A+~C class power supply areas |
| Built on stilts many segmentation appropriateness contact structures | A+-D class power supply areas |
| Built on stilts radial structure | D, E class power supply area |
| Radial construction | A+~E class power supply areas |
The step 3) in, the plant-grid connection module group of foundation is：
The step 3）In, the User Access Module group of foundation is：
Due to taking above technical scheme, it has advantages below to the present invention：1st, the present invention according to A+~E classes due to powering
The scope of region load density σ, the power supply area to somewhere is classified, and according to classification results to this area according to function
Further divide, so that it is determined that some typical power supply areas；Basic module group according to setting up is built to some typical power supply areas
Corresponding power distribution network powering mode is found, therefore being capable of specification power distribution network wiring using the power distribution network powering mode storehouse that the present invention sets up
Pattern and powering mode, realize standardization and the modularization of distribution network construction.2nd, the present invention powers mould due to setting up including power network
The basic module group of block group, plant-grid connection module group, User Access Module group and power distribution automation module group, therefore energy of the present invention
Enough instruct distribution network planning to work out, and lectotype selection is instructed in the feasibility study design phase, instructed in user's access scheme design phase
To the selection of access voltage class and access point in user's Business Process System engineering.Based on above advantage, the present invention can be answered extensively
During being set up for the powering mode to somewhere.
Brief description of the drawings
Fig. 1 is flow chart of the invention
Specific embodiment
It is described in detail to of the invention with reference to the accompanying drawings and examples.
The method for building up in power distribution network powering mode storehouse of the present invention, it is comprised the following steps：
1）As shown in table 1, according to the scope of A+~E class power supply area load densities σ, the power supply area to somewhere is carried out
Classification.Wherein, power supply area load density σ is：
In formula, power consumption deducts 110 kilovolts and 66 kilovolts of special line loads, and effective powering area is not less than 5 square kilometres.
The power supply area classification chart of table 1
2）According to step 1）Division to somewhere power supply area, further divides to this area according to function, Ke Yihua
It is divided into administrative area, commerce and trade area, residential block, development zone, high and new technology industrial development zone, industrial park and agricultural production area etc., it is true according to division result
Fixed some typical power supply areas.
As shown in table 2, according to Beijing, Shandong, Shanghai, Zhejiang, Anhui, Fujian, Henan, Liaoning, Heilungkiang and Qinghai
The division in regional power supply region and the function in each region, determine 28 kinds of typical power supply areas.
The power distribution network of table 2 typical case's power supply area
3）Build the basic module group of powering mode；
Basic module group is to set up the fundamental of various typical powering modes, and it includes power network power supply module group, power supply
AM access module group, User Access Module group and power distribution automation module group.
（1）Power network power supply module group includes contact potential series module group, electric network composition module group and standardization infrastructure modules group.
According to power distribution network electricity between domestic power network development history, provincial power network, between linchpin service area of city and service area at county level
Pressure sequence difference, contact potential series module group is set up with reference to power supply area load density σ generalized analysis.Contact potential series module group
Including the existing contact potential series allocation plan of several power distribution network, it mainly includes：110/10/0.38 kilovoltage block,
It is applied to three China areas and the linchpin service area of city of the Northwest and the illiteracy east of the Northeast and Heilongjiang partial area；110/
35/10/0.38 kilovoltage block, its service area at county level and the Northeast for being applied to three China areas and the Northwest
Illiteracy east and Heilongjiang partial area；66/10/0.38 kilovoltage block, its Liaoning for being applied to the Northeast and Ji
Woods and Meng Dong and Heilongjiang partial area；35/10/0.38 kilovoltage block, it is applied to Tianjin, Qingdao
The linchpin service area of city in city and city of Weihai in Shandong province；110/35/0.38 kilovoltage block, it is applied to remote farming and pastoral area.
Drawn according to each provincial company power distribution network planning and each department practical development situation, set up electric network composition module group.Electricity
Web frame module group mainly includes 110-35 kilovolts of structure and 10 kilovolts of classes of structure two；Wherein, 110-35 kilovolts of structure includes three
Chain structure, duplex structure, single-stranded structure, bicyclic web frame, monocyclic web frame, biradial structure, single irradiation structure etc.；10 kilovolts
Structure is containing the bicyclic web frame of cable, the monocyclic web frame of cable, built on stilts many segmentation appropriateness contact structures, built on stilts radial structure etc..
As shown in table 2, the electric network composition module group of foundation includes 19 electric network composition modules.
The electric network composition module of table 2
| Module contents | The scope of application |
| Triple strand structure | A+~C class power supply areas |
| Duplex structure | A+~C class power supply areas |
| Single-stranded structure | A+~C class power supply areas |
| Bicyclic web frame | A+~C class power supply areas |
| Monocyclic web frame | C, D class power supply area |
| Biradial structure | A+~D class power supply areas |
| Single irradiation structure | D, E class power supply area |
| Triple strand structure | A+, A class power supply area |
| Module contents | The scope of application |
| Duplex structure | A+~C class power supply areas |
| Single-stranded structure | A+~C class power supply areas |
| Bicyclic web frame | A+, A class power supply area |
| Monocyclic web frame | B, C, D class power supply area |
| Biradial structure | A+~D class power supply areas |
| Single irradiation structure | D, E class power supply area |
| The bicyclic web frame of cable | A+, A class power supply area |
| The monocyclic web frame of cable | A+~C class power supply areas |
| Built on stilts many segmentation appropriateness contact structures | A+-D class power supply areas |
| Built on stilts radial structure | D, E class power supply area |
| Radial construction | A+~E class power supply areas |
According to 110 kilovolts, 66 kilovolts and 35 kv substation main transformer capacities and number of units, electrical main connecting wire pattern, go out line gauge
Mould, reactive-load compensation configuration and transformer substation construction form etc., actual conditions are developed with reference to each department, set up standardization infrastructure modules
Group.Standardization infrastructure modules group mainly includes power transformation module group, distribution facility module group and line module group.Wherein, transformer station
Module group includes transformer substation construction form, Bulk Supply Substation number of units and capacity, each voltage class electrical main connecting wire form and inlet-outlet line
Feeder number, idle configuration；Distribution facility module group includes that distribution facility builds form, distribution facility number of units and capacity, electrically master
Connection type and inlet-outlet line feeder number；Line module group includes line construction form and conductor cross-section.The standardization facility of foundation
Module group includes 79 standardization infrastructure modules.
（2）Set up plant-grid connection module group；
According to power supply type and capacity, plant-grid connection voltage class, plant-grid connection mode and plant-grid connection point are determined, set up
Plant-grid connection module group.Power type mainly include accessing 110-35 kilovoltage grade conventional energy resources or new energy power plant and
Access less than 10 kilovolts power network distributed power sources.As shown in table 3, the plant-grid connection module group of foundation includes 5 plant-grid connection moulds
Block.
The plant-grid connection module of table 3
（3）Set up User Access Module group
User Access Module group accesses voltage class, user mode access and user access point etc. including user.According to confession
Electric reliability requirement and user's attaching capacity, determine voltage class, user mode access and user access point that user accesses, build
Vertical User Access Module group.Wherein, including dual power supply, double loop and single loop etc., user access point includes user mode access
Each voltage class bus in 35-110 kv substations, 10 kilovolts of switchyards, 10 kilovolts of ring-main units, T be connected to built on stilts trunk or
Branch etc..As shown in table 4, the User Access Module group of foundation includes 12 User Access Module.
The User Access Module of table 4
（4）Set up power distribution automation module group
Power distribution automation module group includes feeder automation configuration module, communication module and protection module.Wherein, according to each
The actual need of regional economic development, distribution network structure structure, equipment actuality, load level and different zones power supply reliability
Ask, establish and configure mould including centralized, intelligent distributed, automatic circuit formula and fault detector formula on the spot feeder automation
Block；Being set up according to communication equipping rules includes the communication mode of optical fiber, wireless and carrier wave；Set up according to relaying configuration principle and protected
Configuration.
4）In step 3）Power network power supply module group, the plant-grid connection for being adapted to regional development are chosen in the basic module group of foundation
Module group, User Access Module group and power distribution automation module group, to step 2）The some typical power supply area for determining sets up phase
The power distribution network powering mode answered, some power distribution network powering modes constitute power distribution network powering mode storehouse.
With step 1）Based on the power supply area classification chart of middle determination, according to different regions power network present situation and development orientation,
In step 3）Suitable contact potential series module is selected in the contact potential series module group of determination；According to functional stroke of different regions
Point, respectively in step 3）Selection is adapted to the power network of regional development in the electric network composition module group and standardization infrastructure modules group of determination
Construction module and standardization infrastructure modules, while to ensure that different classes of power supply and the reliable of user are accessed, respectively in step 3）
Suitable plant-grid connection mould is selected in the plant-grid connection module group of determination, User Access Module group and power distribution automation module group
Block, User Access Module and power distribution automation, set up the power distribution network typical case's powering mode for adapting to different regions development, complete distribution
The foundation in net powering mode storehouse, it is specifically included：
（1）Positioned according to power network development history and each voltage class future development, in step 3）The contact potential series set up
Chosen in module group and be adapted to step 2）The contact potential series module of the typical power supply area of middle determination.
（2）According to each voltage class electric network composition present situation, grid structure transient mode and take into account power grid construction with transformation
Condition of technology and economy, choose be adapted to step 2）The electric network composition module of the typical power supply area of middle determination.
（3）According to the load density of typical power supply area, determine that transformer substation construction is layouted and single seat transformer substation construction rule
Mould, with reference to the construction condition and each voltage class electric network composition module of typical power supply area, chooses and is adapted to step 2）Middle determination
Typical power supply area transformer station's module and distribution facility module；According to the power demands of the various methods of operation of transformer station, choosing
Take suitable step 2）The line module of the typical power supply area of middle determination.Wherein, identical voltage of same typical power supply area etc.
Level equipment no more than two kinds, wherein, equipment include transformer station, distribution facility and circuit.
（4）According to representative region economic development, distribution network structure structure, equipment actuality, load level and different zones
The actual demand of power supply reliability carries out planning and designing, and selection is adapted to step 2）The feeder line of the typical power supply area of middle determination is automatic
Change configuration module and communication module and determine relaying configuration principle.
（5）According to power supply type and capacity, in step 3）Chosen in the plant-grid connection module group set up and be adapted to step 2）
The plant-grid connection module of the typical power supply area of middle determination.
（6）According to user class, power supply reliability demand and user's attaching capacity, in step 3）The plant-grid connection set up
Chosen in module group and be adapted to step 2）The User Access Module of the typical power supply area of middle determination.
（7）Repeat step（1）~（6）, until step 2）The power distribution network powering mode of the typical power supply area of middle determination is complete
Portion sets up and completes, and the whole power distribution network powering modes set up constitute power distribution network powering mode storehouse.
The power distribution network powering mode storehouse set up using the present invention, sets up the powering mode of any area, and it is specifically included：
First, according to the basal conditions in somewhere, choose basic with this area from the power distribution network powering mode storehouse set up
The power distribution network powering mode in situation similarity highest area.Secondly, with reference to the basal conditions of this area, according to the power distribution network chosen
Powering mode sets up the powering mode of this area.
The power distribution network powering mode storehouse application set up is in the following areas：
The stage is worked out in distribution network planning, the modules of power distribution network typical case's powering mode are considered as a whole, it is main to implement electricity
The application of pressure sequence, electric network composition, power distribution automation module in planning region.In the engineering project feasibility study design phase, mainly fall
The application of real standardization infrastructure modules.In user's access scheme design phase, type area's power distribution network powering mode research is relied on
Achievement, refines State Grid Corporation of China's power distribution network powering mode, tentatively sets up power distribution network typical case's powering mode storehouse, and specification power distribution network connects
Ray mode and powering mode, in each Provincial Power Grid Corporation's popularization and application, lift distribution network planning level, accelerate distribution network planning and build
If standardized process, realize distribution network construction standardization, modularization.
The various embodiments described above are merely to illustrate the present invention, wherein the structure of each part, connected mode and method and step etc. are all
Can be what is be varied from, every equivalents carried out on the basis of technical solution of the present invention and improvement should not be excluded
Outside protection scope of the present invention.
Claims (5)
1. a kind of method for building up in power distribution network powering mode storehouse, it is comprised the following steps：
1) according to the scope of A+~E class power supply area load densities σ, the power supply area to somewhere is classified；
2) according to step 1) in division to somewhere power supply area, this area is further divided according to function, according to division
Result determines some typical power supply areas；
3) the basic module group of powering mode is set up, basic module group includes power network power supply module group, plant-grid connection module group, uses
Family AM access module group and power distribution automation module group；
The basic module group of each powering mode is set up, it is comprised the following steps：
(1) power network power supply module group is set up, it is specifically included：
According to distribution network voltage sequence between domestic power network development history, provincial power network, between linchpin service area of city and service area at county level
Row difference, contact potential series module group is set up with reference to power supply area load density σ generalized analysis；According to each provincial company power distribution
Network planning is drawn and each department practical development situation, sets up electric network composition module group；According to 110 kilovolts, 66 kilovolts and 35 kilovolts changes
Power station main transformer capacity and number of units, electrical main connecting wire pattern, outlet scale, reactive-load compensation configuration and transformer substation construction form, with reference to
Actual conditions are developed in each department, set up standardization infrastructure modules group；
(2) according to power supply type and capacity, determine plant-grid connection voltage class, plant-grid connection mode and plant-grid connection point, set up
Plant-grid connection module group；
(3) according to power supply reliability demand and user's attaching capacity, determine user access voltage class, user mode access and
User access point, sets up User Access Module group；
(4) power distribution automation module group is set up, it is specifically included：
According to Regional Economic development, distribution network structure structure, equipment actuality, load level and different zones power supply reliability
Actual demand, foundation include that centralized, intelligent distributed, automatic circuit formula and fault detector formula on the spot feeder automation is matched somebody with somebody
Put module；Being set up according to communication equipping rules includes the communication mode of optical fiber, wireless and carrier wave；Set up according to relaying configuration principle
Relaying configuration；
4) in step 3) set up basic module group in choose be adapted to regional development power network power supply module group, plant-grid connection module
Group, User Access Module group and power distribution automation module group, to step 2) some typical power supply area that determines sets up corresponding
Power distribution network powering mode, some power distribution network powering modes constitute power distribution network powering mode storehouse；
The step 4) in, the power distribution network typical case's powering mode for adapting to different regions development is set up, complete power distribution network powering mode
The foundation in storehouse, it specifically includes following steps：
(1) positioned according to power network development history and each voltage class future development, in step 3) the contact potential series module set up
In group choose be adapted to step 2) in determine typical power supply area contact potential series module；
(2) according to each voltage class electric network composition present situation, grid structure transient mode and take into account power grid construction with transformation skill
Art economic condition, choose be adapted to step 2) in determine typical power supply area electric network composition module；
(3) according to the load density of typical power supply area, determine that transformer substation construction is layouted and single seat Substation Capacity Scale, tie
The construction condition and each voltage class electric network composition module of typical power supply area are closed, are chosen and is adapted to step 2) the middle typical case for determining
Transformer station's module and distribution facility module of power supply area；According to the power demands of the various methods of operation of transformer station, choose and be adapted to
Step 2) in determine typical power supply area line module；
(4) powered according to representative region economic development, distribution network structure structure, equipment actuality, load level and different zones
The actual demand of reliability carries out planning and designing, and selection is adapted to step 2) in the feeder automation of typical power supply area that determines match somebody with somebody
Put module and communication module and determine relaying configuration principle；
(5) according to power supply type and capacity, in step 3) choose in the plant-grid connection module group set up be adapted to step 2) in really
The plant-grid connection module of fixed typical power supply area；
(6) according to user class, power supply reliability demand and user's attaching capacity, in step 3) the plant-grid connection module set up
In group choose be adapted to step 2) in determine typical power supply area User Access Module；
(7) repeat step (1)~(6), until step 2) in the power distribution network powering mode of typical power supply area that determines all build
Vertical to complete, the whole power distribution network powering modes set up constitute power distribution network powering mode storehouse.
2. a kind of method for building up in power distribution network powering mode storehouse as claimed in claim 1, it is characterised in that：The step 1)
In, power supply area load density σ is：
In formula, power consumption deducts 110 kilovolts and 66 kilovolts of special line loads, and effective powering area is more than or equal to 5 square kilometres.
3. a kind of method for building up in power distribution network powering mode storehouse as claimed in claim 1, it is characterised in that：The step 4)
(3) in, the equipment of the identical voltage class of same typical power supply area using the one kind in transformer station, distribution facility and circuit or
Two kinds.
4. a kind of method for building up in power distribution network powering mode storehouse as claimed in claim 1, it is characterised in that：The step 3)
In, the plant-grid connection module group of foundation is：
5. a kind of method for building up in power distribution network powering mode storehouse as claimed in claim 1, it is characterised in that：The step 3)
In, the User Access Module group of foundation is：
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| CN105868851A (en) * | 2016-05-05 | 2016-08-17 | 国网上海市电力公司 | Method for optimizing urban power grid structure based on absolute reliability assessment |
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| CN106786425B (en) * | 2017-01-16 | 2019-06-28 | 中国电力科学研究院 | It is a kind of to be overlapped formula failure separation method and system on the spot |
| CN107784439A (en) * | 2017-10-19 | 2018-03-09 | 天津天大求实电力新技术股份有限公司 | Middle pressure feeder line group power supply unit intelligently divides householder method and system |
| CN108847666A (en) * | 2018-06-28 | 2018-11-20 | 国网山东省电力公司泰安供电公司 | Analysis method, device and the realization device of power distribution network short circuit current level |
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