CN107492909A - A kind of distributed active power distribution network topology - Google Patents
A kind of distributed active power distribution network topology Download PDFInfo
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- CN107492909A CN107492909A CN201710926624.XA CN201710926624A CN107492909A CN 107492909 A CN107492909 A CN 107492909A CN 201710926624 A CN201710926624 A CN 201710926624A CN 107492909 A CN107492909 A CN 107492909A
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
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- H02J13/0096—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/04—Circuit arrangements for ac mains or ac distribution networks for connecting networks of the same frequency but supplied from different sources
- H02J3/06—Controlling transfer of power between connected networks; Controlling sharing of load between connected networks
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a kind of distributed active power distribution network topology, base station, comprehensive regulation center are exchanged including power supply area, active micro-capacitance sensor, intelligent power/information, base station is exchanged with intelligent power/information by respective points of common connection between each adjacent active micro-capacitance sensor and realizes connection, the power supply border of active micro-capacitance sensor is abstracted as N sides shape, intelligent power/information exchanges base station and is distributed on N number of angle of N sides shape, so as to form topological structure；Each base station is monitored in real time to the running status of connected micro-capacitance sensor, and transfers data to comprehensive regulation center, by regulating and controlling monitoring of the center realization to active power distribution network the whole network running status.The distribution network architecture of the present invention is stronger, and single area fault does not interfere with other regions, and system power supply reliability is higher, and it is stronger to dissolve the ability of new energy, and access is more convenient, and the flexibility of system extension is higher, it is easier to realizes electricity marketization.
Description
Technical field
The present invention relates to a kind of distributed power distribution network topology --- honeycomb active power distribution network topology, specifically introduce one
Intelligent power of the kind based on power electronics/information exchanges base station（Smart Power/Information Exchange
Station, SPIES）, realize the honeycomb networking of distributed power distribution network, and each honeycomb subnet（Active micro-capacitance sensor）Between
Active power/information exchange, the safe and stable operation of balance control and whole honeycomb active power distribution network, belong to distribution system
Planning and designing and operation control field.
Technical background
China is the country that global new energy is largest, with fastest developing speed.2017, State Grid Corporation of China's system planning was new
Increase 27,650,000 kilowatts of wind-powered electricity generation, total installed capacity increases by 20.2% on a year-on-year basis up to 164,530,000 kilowatts；Newly-increased 12,430,000 kilowatts of photovoltaic, total installed capacity
Up to 89,630,000 kilowatts, increase by 33.6% on a year-on-year basis.New energy turns into the 3rd big main force's power supply of China.Extensive with new energy opens
Hair utilizes, transregional bulk power grid interconnection, the construction of AC and DC hybrid power system, the various FACTS devices based on power electronics
Using and a large amount of nonlinear-load access so that power system is increasingly huge and complicated, and control and safety and stability problem are all the more
Highlight, research and solve the difficulty and cost also more and more higher of relevant issues.
Therefore, State Grid Corporation of China proposes entitled " strong intelligence in " 2009 UHV transmission technology international conference "
The development plan of power network ".The intension of strong intelligent grid includes strong reliable, economical and efficient, clean environment firendly, transparent opening and friend
Good interactive five aspects.It is strong reliable to refer to have strong grid structure, powerful power delivery capabilities and safe and reliable
Supply of electric power；Economical and efficient refers to improve operation of power networks and transfer efficiency, cut operating costs, and promotes energy resources and electric power money
The efficient utilization of production；Clean environment firendly refers to promote Renewable Energy Development and utilize, and reduces energy resource consumption and pollutant emission, carries
Proportion of the high cleaning electric energy in final energy consumption；Transparent opening refer to power network, power supply and the information transparency of user it is shared with
And the without discrimination of power network opens；Friendly interaction refers to realize being adjusted flexibly for power system operating mode, friendly compatible all kinds of power supplys and
The access of user promotes electricity power enterprise and user to be actively engaged in operation of power networks regulation with exiting.
With the fast development of energy storage technology, and high density, high reliability, the energy storage device of high transformation efficiency（Below
Abbreviation " three high " energy storage power device）Research and development success applied with engineering, for solve problem present in above-mentioned bulk power grid with
And build strong intelligent grid and provide new thinking.Energy storage technology is to realize that regenerative resource accesses on a large scale, improves electric power
The key technology of system effectiveness, security and economy, and clean energy resource generating ratio is improved, promote haze to administer effective
Means.The development in following energy storage market will concentrate mainly on distributed energy storage, distributed photovoltaic and wind-powered electricity generation, microgrid etc. with net side and
The fields such as user side.By the end of the year 2015, global energy storage installation total amount about 167GW, the 2.9% of global power total installed capacity is accounted for；I
State's energy storage installation is 22.8GW, accounts for the 1.7% of the national total installed capacity of electricity.Expect 2050, energy storage installation in China's will reach
200GW, market scale will be up to more than 2 trillion yuans.In addition, with the large-scale promotion of electric automobile, in the market will produce a large amount of
Used and scrapped battery, research shows that the service life of dynamic lithium battery is probably 20 years, but for electric automobile usually using 3-5
Year will scrap, because the course continuation mileage of electric automobile will substantially subtract when its capacity attenuation to initial capacity is below 80%
It is few.Therefore, if recycled to these used and scrapped batteries, and it is applied to micro-capacitance sensor energy storage device, both reduces energy storage
Cost solves electric automobile and recycled used batteries Utilizing question again, greatly improves resource utilization.
In addition, China has been developed that the mini integrated nuclear supply unit based on lead base fast neutron reactor core technology
（Nuclear power is precious）；Meanwhile success is adopted in the runin of combustible ice, a kind of small micro-integrated combustible ice fuel cell power source dress of research and development certainly will be needed
Put.In other words, the industrialized development of following small micro-integrated supply unit, will cause power network（At least power distribution network）Court
Blocking distribution, active micro-capacitance sensor combines direction into the net and developed, but current power distribution network can not meet that this development becomes
Gesture.
The content of the invention
It is an object of the invention to provide a kind of distributed active power distribution network topology, blocking distribution, active micro- is easy to implement
Power network combines distributed power distribution network topology into the net.
A kind of distributed active power distribution network topology, including power supply area, active micro-capacitance sensor, intelligent power/information exchange base
Stand, comprehensive regulation center, handed between each adjacent active micro-capacitance sensor by respective points of common connection and intelligent power/information
Change base station and realize connection, active micro-capacitance sensor border is abstracted as N sides shape, intelligent power/information exchanges base station and is distributed in N sides shape
N number of angle on, so as to form topological structure；Each base station is monitored in real time to the running status of connected micro-capacitance sensor, and will
Data are sent to comprehensive regulation center, by regulating and controlling monitoring of the center realization to honeycomb power distribution network the whole network running status.
Preferably, N 6, honeycomb active power distribution network topology is formed.
Described active micro-capacitance sensor has independent operating control ability, and each active micro-capacitance sensor can use AC distribution, straight
Distribution or the distribution system of alternating current-direct current mixing are flowed, multiple voltage grade can be used to power；Under normal circumstances, inside each micro-capacitance sensor
Power keeps self-balancing substantially with load；When emergent power vacancy or it is more than needed when, then pass through intelligent power/information exchange base
Stand and adjacent micro-capacitance sensor realizes Power Exchange, so as to reach dynamic equilibrium.
The integrated control strategy of described micro-capacitance sensor is using master ＆ slave control, equity control or multi-Agent control.
Described intelligent power/information exchanges base station, between all base stations of same micro-capacitance sensor contact and with synthesis
Realized between regulation and control center information communicate, when monitor the micro-capacitance sensor occur power shortage or it is more than needed when, calculated by Optimized Operation
Method determines that each intelligent power/information exchanges the schedule power that base station needs to share；When micro-capacitance sensor breaks down, all correlations
The base station of connection is automatically cut off to be got in touch with the power of the failure micro-capacitance sensor, realizes the failure of the failure micro-capacitance sensor and honeycomb power distribution network
Isolation, and to comprehensive regulation center feedback status information.
Described intelligent power/information exchanges base station, selection exchange access, direct current access or alternating current-direct current mixing access.
Described base station configuration energy storage device, the operating power of energy storage device areP Storage, then what each base station satisfaction flowed into has
Work(powerP Flow intoIt is equal to the active power of outflow plus the operating power of energy storageP OutflowPlus station powerP Stand use, as shown in Equation 1：
P Flow into+P Storage=P Outflow+P Stand use（1）.
Beneficial effects of the present invention：
Compared with existing distribution net topology, honeycomb active power distribution network proposed by the invention has the following advantages that：
（1）The network architecture of system is stronger, and single area fault does not interfere with other regions.
The active power distribution network of traditional grid structure is used as big area networking power supply mode, very bulky complex, Ren Heyi
Point failure may feed through to other regions, and system unstability collapse is may also result under serious conditions, steady to power distribution system secure
Surely the requirement run is high.And the honeycomb active power distribution network topology that the present invention uses solves the problem well, work as part
The normal power supply that micro-capacitance sensor can be promptly isolated without influenceing other regions when breaking down or be under attack, it is strong really to realize
Intelligent grid.
（2）System power supply reliability is higher.
Each active micro-capacitance sensor of honeycomb active power distribution network has 6 intelligent powers/information exchange base station to provide work(for it
Rate supports to be adjusted with auxiliary balance, drastically increases the power supply reliability of whole system, is advantageous to power distribution network and is kept stable fortune
OK.
（3）It is stronger to dissolve the ability of new energy, access is more convenient.
The method of operation of conventional electrical distribution net is not suitable for a large amount of distributed news of access, and power distribution network proposed by the present invention is opened up
Each active micro-capacitance sensor can access and dissolve all kinds of new energy in flutterring, and be advantageous to energy-saving and emission-reduction, meet the development trend in future.
In addition, system can also friendly compatible all kinds of AC and DC power supplys and load.
（4）The flexibility of system extension is higher.
The enlarging of conventional electrical distribution net or transformation difficulty is big, cost is high, and generally require to re-start systems organization and equipment
Capacity accounting etc..Power distribution network topology proposed by the present invention imitates the honeycomb of nature, is standardized using source net lotus and is distributed configuration, is
The enlarging of system scale（Or reduce）Fully achieve modularization（Standardize active micro-capacitance sensor access or exit）, it is very flexibly square
Just, the requirement to distribution network planning is largely also reduced.
（5）It is easier to realize electricity marketization.
The active power distribution network of traditional grid structure uses big area networking power supply mode, there is stronger natural monopoly category
Property, is unfavorable for electricity market reform, and honeycomb active power distribution network framework proposed by the present invention, realizes active power distribution network
Blocking distribution power supply, the operation of each active micro-capacitance sensor is relatively independent with controlling, convenient to manage, it is easier to realize electricity market
Change.
Brief description of the drawings
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of honeycomb topology schematic diagram of distributed active power distribution network topology；
Fig. 2 is active micro-capacitance sensor schematic diagram；
Fig. 3 is main control unit U/f control block diagrams；
Fig. 4 is from control unit P/Q control block diagrams；
Fig. 5 is a kind of schematic diagram that intelligent power/information exchanges base station；
Fig. 6 is a kind of schematic diagram of intelligent power/information exchange base stand control structure；
Fig. 7 is the constructing plan schematic diagram of distributed active power distribution network topology；
Fig. 8 is a kind of Triangle-Profile formula topology schematic diagram of distributed active power distribution network topology；
Fig. 9 is a kind of quadrangle distribution topology schematic diagram of distributed active power distribution network topology；
In Fig. 5,1. first micro-capacitance sensors, 2. second micro-capacitance sensors, 3. the 3rd micro-capacitance sensors.
Embodiment
Present invention introduces a kind of intelligent power based on power electronics/information to exchange base station, and achievable distributed power source is matched somebody with somebody
The honeycomb networking of power network, and each honeycomb subnet（Active micro-capacitance sensor）Between power/information exchange, balance control and whole honeybee
The safe and stable operation of nido active power distribution network, really strong intelligent distribution network is built, and to realize electricity marketization comprehensively
Lay the foundation.
A kind of honeycomb topology schematic diagram of distributed active power distribution network topology proposed by the present invention is as shown in Figure 1.In figure
Each hexagonal area（The power supply area border of active micro-capacitance sensor is abstracted as hexagon）Represent a source net lotus standardization
The active micro-capacitance sensor supply district of configuration, each micro-capacitance sensor contains " three high " accumulation power supply, " nuclear power precious " and other are small miniature
One or more supply units in power supply.Pass through respective points of common connection between each neighboring active micro-capacitance sensor（Point
Of Common Coupling, PCC）Base station is exchanged with intelligent power/information based on power electronics（Black matrix triangle in Fig. 1
It is shown）Connection is realized, it is overall so as to form a honeycomb active power distribution network.Standardize the active micro- of configuration to source net lotus below
Power network and intelligent power/information exchange base station and are illustrated respectively.
First, source net lotus standardization configures active micro-capacitance sensor
It can be pure exchange, pure direct current or their mixed form that the standardization of source net lotus, which configures active micro-capacitance sensor, its internal system
It can access DC load, AC load, conventional AC power, photovoltaic generating system, wind generator system, " nuclear power is precious " and energy storage
Device etc., as shown in Figure 2.
The active micro-capacitance sensor of each source net lotus standardization（Hereinafter referred to as micro-capacitance sensor）Possess following basic characteristics：
（1）Each micro-capacitance sensor is relatively independent, has independent operating control ability；
（2）Each micro-capacitance sensor can access different types of small micro battery, and clean energy resource digestion capability is stronger；
（3）The distribution system and voltage class of each micro-capacitance sensor are unrestricted, you can with using AC distribution, DC distribution
Or the distribution system of alternating current-direct current mixing；
（4）Under normal circumstances, each micro-capacitance sensor internal electric source power keeps self-balancing substantially with load；When emergent power vacancy or
When more than needed, then base station exchanged by intelligent power/information and realize Power Exchange with adjacent micro-capacitance sensor, so as to reach dynamic equilibrium；
（5）Due to honeycomb topology design, there will be 6 intelligent powers/information to exchange when power shortage occurs for some micro-capacitance sensor
Base station carries out power support to it, has not only enhanced the power supply reliability of its own but also has reduced the power that single base station is undertaken and has mended
Give；
（6）The power node that same micro-capacitance sensor access different capacity/information exchanges base station can be same PCC nodes,
Can be different PCC nodes, as shown in the active micro-capacitance sensor 1,2 and 3 in Fig. 1.
Master ＆ slave control, equity control and multi-Agent control etc. may be selected in the integrated control strategy of each micro-capacitance sensor.To use
Exemplified by master-slave control mode：I.e. to some distributed power source or energy storage device in micro-capacitance sensor（Main control unit）Controlled using U/f
System, is other supplies voltages and frequency reference, as shown in Figure 3；And other power supplys（From control unit）Controlled using P/Q,
Active power output and reactive power regulation are realized, as shown in Figure 4.
2nd, intelligent power/information exchanges base station
The intelligent power/information exchanges base station（Hereinafter referred to as " base station "）As shown in figure 5, it is located at the boundary of adjacent micro-capacitance sensor
Place.In Fig. 1 honeycomb active power distribution network topology, base station A by interconnection respectively with the first micro-capacitance sensor 1, the second micro-capacitance sensor
2nd, respective PCC nodes connection in the 3rd micro-capacitance sensor 3, it has following features：
（1）Each base station can select exchange access, direct current access or alternating current-direct current mixing access, specific access way, electricity
Pressure grade and capacity are selected according to the requirement of connected micro-capacitance sensor；
（2）Each base station is monitored in real time to the running status of connected micro-capacitance sensor, and is transferred data in comprehensive regulation
The heart, by regulating and controlling monitoring of the center realization to honeycomb power distribution network the whole network running status；
（3）Each base station may choose whether to configure energy storage device, it is assumed that the operating power of energy storage device isP Storage（On the occasion of representative pair
Outer output power, negative value represent charge power）, then the active power that each base station meets to flow into is plus operating power of energy storage etc.
Station power is added in the active power of outflow（It is lost containing base station）, as shown in Equation 1：
P Flow into+P Storage=P Outflow+P Stand use（1）.
（4）Realize that information communicate between all base stations with the contact of micro-capacitance sensor, when monitoring micro-capacitance sensor generation work(
Rate vacancy or it is more than needed when, determine that each intelligent power/information exchanges the scheduling work(that base station needs to share by Optimization scheduling algorithm
Rate；
（5）When certain micro-capacitance sensor breaks down, all base stations associated therewith are by the work(of automatic fast shut-off and the micro-capacitance sensor
Rate interconnection, realize the Fault Isolation of the failure micro-capacitance sensor and honeycomb power distribution network（Correspondingly, after the micro-capacitance sensor fault recovery,
All base stations associated therewith are by automatic identification and recover the power interconnection with the micro-capacitance sensor, it is incorporated to honeycomb again
Power distribution network）, and to regulation and control center feedback status information；
（6）The control of each base station is divided into two-stage：Station level controls and system-level control.Station level control according to（4）Described in it is excellent
Change dispatching algorithm and control command is sent to base station；System-level control sends instruction by comprehensive regulation center, as shown in fig. 6, it is held
Capable priority is higher than station level control instruction, is generally used for large-scale joint Power scheduling and balance；
（7）Under normal circumstances, base station does not influence the operation control of micro-capacitance sensor itself.
3rd, the deformation of honeycomb active power distribution network topology
Honeycomb active power distribution network topology proposed by the present invention is the one form of which in distributed active power distribution network topology, its
General system structure is as shown in fig. 7, any active power distribution network topology for building to obtain based on the constructing plan is all considered as
The deformation of honeycomb active power distribution network, the protection category of the present invention is not departed from.
In practical engineering application, the active micro-capacitance sensor power supply area in the present invention can be deformed into triangle, quadrangle etc.
Abstract structure, corresponding distributed active power distribution network topology is respectively such as Fig. 8（Power supply area is abstracted as triangle in Fig. 8）And Fig. 9
（Power supply area is abstracted as quadrangle in Fig. 9）It is shown.For Triangle-Profile formula active power distribution network topology, each active micro-capacitance sensor
Base station is exchanged by 3 intelligent powers/information power support is provided, each base station is then got in touch with 6 micro-capacitance sensors；And for square point
Cloth active power distribution network topology, each active micro-capacitance sensor provide power support by 4 base stations, and each base station joins with 4 micro-capacitance sensors
Network.
More in view of the micro-capacitance sensor number that is connected with single base station, the complexity of system control is higher, base station is held
Amount requires also higher, and the power supply reliability of micro-capacitance sensor can also decline therewith.Each base in honeycomb active power distribution network topology
Stand and be only connected with three micro-capacitance sensors, less than other deformation topologys, therefore can be preferably.
Claims (7)
1. a kind of distributed active power distribution network topology, it is characterised in that including power supply area, active micro-capacitance sensor, intelligent power/letter
Breath exchanges base station, comprehensive regulation center, passes through respective points of common connection and intelligent work(between each adjacent active micro-capacitance sensor
Rate/information exchanges base station and realizes connection, the power supply border of active micro-capacitance sensor is abstracted as into N sides shape, intelligent power/information exchanges
Base station distribution is on N number of angle of N sides shape, so as to form topological structure；Running status of each base station to connected micro-capacitance sensor
Monitored in real time, and transfer data to comprehensive regulation center, realized by regulating and controlling center to the operation of active power distribution network the whole network
The monitoring of state.
2. active power distribution network topology according to claim 1, it is characterised in that preferably, N 6, forming honeycomb has
Source distribution net topology.
3. active power distribution network topology according to claim 1, it is characterised in that described active micro-capacitance sensor has independent transport
Row control ability, each active micro-capacitance sensor can use the distribution system of AC distribution, DC distribution or alternating current-direct current mixing, can use
Multiple voltage grade is powered；Under normal circumstances, each micro-capacitance sensor internal electric source power keeps self-balancing substantially with load；Work as appearance
Power shortage or it is more than needed when, then base station is exchanged by intelligent power/information and realizes Power Exchange with adjacent micro-capacitance sensor, so as to reach
Dynamic equilibrium.
4. active power distribution network topology according to claim 1, it is characterised in that the integrated control strategy of described micro-capacitance sensor
Using master ＆ slave control, equity control or multi-Agent control.
5. active power distribution network topology according to claim 1, it is characterised in that described intelligent power/information exchange base
Stand, between all base stations of micro-capacitance sensor contact and between comprehensive regulation center realize that information communicates, when monitoring the micro-capacitance sensor
Generation power shortage or it is more than needed when, determine that each intelligent power/information exchanges base station and needs what is shared by Optimization scheduling algorithm
Schedule power；When micro-capacitance sensor breaks down, all associated base stations are automatically cut off to be got in touch with the power of the failure micro-capacitance sensor,
Realize the Fault Isolation of the failure micro-capacitance sensor and honeycomb power distribution network, and to comprehensive regulation center feedback status information.
6. active power distribution network topology according to claim 1, it is characterised in that described intelligent power/information exchange base
Stand, selection exchange access, direct current access or alternating current-direct current mixing access.
7. active power distribution network topology according to claim 1, it is characterised in that described base station configuration energy storage device, storage
Can the operating power of device beP Storage, then each base station meet the active power flowed intoP Flow intoIt is equal to plus the operating power of energy storage
The active power of outflowP OutflowPlus station powerP Stand use, as shown in Equation 1：
P Flow into+P Storage=P Outflow+P Stand use（1）.
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| CN113629762A (en) * | 2021-08-02 | 2021-11-09 | 北方工业大学 | Multi-station fusion-participating hourglass-shaped power distribution network structure and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020156019A1 (en) * | 2019-01-29 | 2020-08-06 | 北京京东尚科信息技术有限公司 | Processing method and apparatus for use when agv is abnormal, electronic device, and storage medium |
| CN112531684A (en) * | 2020-11-20 | 2021-03-19 | 国网天津市电力公司电力科学研究院 | Medium-voltage and low-voltage double-layer honeycomb network structure for urban power distribution network |
| CN113315173A (en) * | 2021-06-15 | 2021-08-27 | 国网安徽省电力有限公司经济技术研究院 | Power distribution network planning method, equipment, system and storage medium based on big data analysis and supply and demand bilateral collaborative optimization |
| CN113629762A (en) * | 2021-08-02 | 2021-11-09 | 北方工业大学 | Multi-station fusion-participating hourglass-shaped power distribution network structure and control method thereof |
| CN113629762B (en) * | 2021-08-02 | 2023-05-23 | 北方工业大学 | Multi-station fusion participating hourglass type power distribution network structure and control method thereof |
| CN114221324A (en) * | 2021-11-05 | 2022-03-22 | 国网浙江省电力有限公司嘉兴供电公司 | Source network charge storage multidimensional collaborative planning method for honeycomb power distribution network |
| CN114221322A (en) * | 2021-11-05 | 2022-03-22 | 国网浙江省电力有限公司嘉兴供电公司 | Honeycomb distribution network system structure |
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