CN109659976A - A kind of distributed energy control method and system - Google Patents

A kind of distributed energy control method and system Download PDF

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Publication number
CN109659976A
CN109659976A CN201811635384.9A CN201811635384A CN109659976A CN 109659976 A CN109659976 A CN 109659976A CN 201811635384 A CN201811635384 A CN 201811635384A CN 109659976 A CN109659976 A CN 109659976A
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CN
China
Prior art keywords
charging station
electricity
energy
distributed
power supply
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811635384.9A
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Chinese (zh)
Inventor
张元星
蒋林洳
江冰
许娟婷
李涛永
马澄斌
刘永相
许庆强
张晶
李康
肖宇华
刁晓虹
李斌
冯义
张宝平
闫华光
郭炳庆
覃剑
仇新宇
吴涛
易江腾
黄健
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
State Grid Jiangsu Electric Power Co Ltd
State Grid Electric Vehicle Service Co Ltd
Original Assignee
State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
State Grid Jiangsu Electric Power Co Ltd
State Grid Electric Vehicle Service Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, China Electric Power Research Institute Co Ltd CEPRI, State Grid Jiangsu Electric Power Co Ltd, State Grid Electric Vehicle Service Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201811635384.9A priority Critical patent/CN109659976A/en
Publication of CN109659976A publication Critical patent/CN109659976A/en
Pending legal-status Critical Current

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Classifications

    • H02J3/383
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/04Circuit arrangements for ac mains or ac distribution networks for connecting networks of the same frequency but supplied from different sources
    • H02J3/06Controlling transfer of power between connected networks; Controlling sharing of load between connected networks
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28Arrangements for balancing of the load in a network by storage of energy
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2203/00Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
    • H02J2203/20Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

A kind of distributed energy control method, comprising: when grid cut-off, the distributed charging station in light storage mold filling type constructed in advance carries out interior power supply of standing;When electricity shortage in the station of light storage mold filling type, light storage mold filling type described in monitoring operation system regulation is powered between being stood;The light storage mold filling type includes: multiple distributed charging stations in region, and each distribution charging station is connected by the physical layer lines of transmission pressure and power grid.This programme fills the efficient energy management strategies of integral system formulation for light storage and the phenomenon that evading grid cut-off and family is caused to be unable to satisfy basic electricity, realizes maximally utilizing for photovoltaic power generation for managing the energy flow of multiple photovoltaic charged levels.

Description

A kind of distributed energy control method and system
Technical field
The present invention relates to power grid technical field of energy management, and in particular to a kind of distributed energy control method and system.
Background technique
With the development of wisdom garden and the development of electric car, wisdom garden is continuously increased using photovoltaic power generation ratio, Future will have family's charging station of a large amount of fusion photovoltaic power generation to put into operation, but the actual motion feelings of different home charging station Condition is different, because electric car charging time, electric car type and the charging station capacity parameter of different charging stations are all Difference, therefore how energy management efficiently to be carried out to family's charging stations multiple in wisdom garden, make multiple family's charging stations can To be effectively combined, supplement is supported mutually, evades grid cut-off and single household family is caused to be unable to satisfy showing for basic electricity As maximally utilising light storage and filling integral system and provide charging service for the electricity consumption of wisdom garden, with highly important meaning Justice.
Summary of the invention
Single household family is caused to be unable to satisfy asking for basic electricity in order to solve the grid cut-off in the presence of the prior art Topic, the present invention provides a kind of energy internet-based control policy development system and methods.
Present invention provide the technical scheme that a kind of distributed energy control method, comprising:
When grid cut-off, the distributed charging station in light storage mold filling type constructed in advance carries out interior power supply of standing;
When electricity shortage in the station of light storage mold filling type, light storage mold filling type described in monitoring operation system regulation is stood Between power;
The light storage mold filling type includes: multiple distributed charging stations in region, and each distribution charging station is led by transmission of electricity The connection of the physical layer lines of line and power grid.
Preferably, the building of the light storage mold filling type, comprising:
Distributed charging station is electrically connected with monitoring operation system, receives the regulating command of the monitoring operation system simultaneously It executes instruction;
The Communication Layer and monitoring operation relational system of power grid carry out signal communication, receive the adjusting of the monitoring operation system It instructs and executes instruction.
Preferably, the distributed charging station includes:
Distributed photovoltaic, battery energy storage module, electrical equipment, electric car and energy router;
Electrical equipment in the light storage mold filling type is connect by energy router with power supply unit;
The energy router is electrically connected with the monitoring operation system;
It is connected with each other between the energy router by the physical layer lines of power grid.
Preferably, described when grid cut-off, in the distributed charging station in the light that constructs in advance storage mold filling type is stood Power supply, comprising:
The energy router acquires the electrical demand amount of the electrical equipment;
According to the electrical demand amount, energy router, by electrical equipment described in power transportation, is carried out from power supply unit Power supply in standing.
Preferably, described when electricity shortage in the station of light storage mold filling type, light storage described in monitoring operation system regulation Mold filling type is powered between being stood, comprising:
The deficient electricity of the distributed charging station of electricity shortage and electricity are had more than needed in monitoring operation system acquisition station The electricity more than needed of distributed charging station;
The method that the monitoring operation system is distributed by average energy accounting generates regulating command, is sent to the energy Measure router;
The energy router passes through power grid electricity shortage into the station according to the regulating command, by electricity more than needed Distributed charging station conveying.
Preferably, the calculating formula of the average energy accounting distribution, as follows:
WhereinIndicate the deficient electricity at the family j,Indicate the electricity more than needed at the family n, CiIndicate that the i-th family can Sell the current energy storage of electricity family.Indicate that the i-th family can sell family's charging system of electricity sells power.
Preferably, further includes:
When power grid is powered, the electric energy scarcity amount of the distributed charging station of the monitoring operation system acquisition electricity scarcity, It generates and is instructed by power supply;
The power grid receives the power supply instruction, and according to the electric flux scarcity amount of the distributed charging station, determines and supply Electricity, and execute power supply.
Preferably, the power supply volume of the power grid, is calculated as follows:
WhereinIt is the electric energy scarcity amount of i-th of distributed charging station;PgridIt is the power supply volume of power grid.
Preferably, further includes:
The electric energy surplus capacity of the monitoring operation system acquisition electricity distributed charging station more than needed, generates and powers to power grid Power supply instruction, and the energy router being sent in distributed charging station;
The energy router receives the power supply instruction, and executes power supply.
A kind of distributed energy control system, the system comprises:
Power supply module in standing: when grid cut-off, the distributed charging station in light storage mold filling type constructed in advance is stood Interior power supply;
Power supply module between standing: when electricity shortage in the station of light storage mold filling type, light described in monitoring operation system regulation Storage mold filling type is powered between being stood;
Power supply module includes: model construction submodule in standing;
The light storage mold filling type of model construction submodule building includes: multiple distributed charging stations in region, and each point Cloth charging station is connected by the physical layer lines of transmission pressure and power grid.
Preferably, the model construction submodule, comprising:
Distributed charging station construction unit: the multiple distributed charging stations of building;
First line connection unit: each distributed charging station is connected by the physical layer lines of transmission pressure and power grid;
Second line connection unit: distributed charging station and monitoring operation system are subjected to wired connection, receive the fortune It seeks the regulating command of monitoring system and executes instruction;
Tertiary circuit connection unit: power grid is based on wireless telecommunications layer and monitoring operation system carries out signal communication, receives institute It states the regulating command of monitoring operation system and executes instruction.
Preferably, the model construction submodule, further includes:
Distributed charging station construction unit: distributed photovoltaic, battery energy storage module, electricity consumption will be constructed in distributed charging station Equipment, electric car and energy router;
Connection unit in standing: the electrical equipment in the distribution charging station is connected by energy router and power supply unit It connects;
Connection unit between standing: the energy router also passes through transmission pressure and the physical circuit of power grid connects;
Monitor crucial construction unit: the energy router is electrically connected with the monitoring operation system.
Compared with prior art, the invention has the benefit that the present invention provides a kind of distributed energy control method, It include: when grid cut-off, the distributed charging station in light storage mold filling type constructed in advance carries out interior power supply of standing;When the light stores up In the station of mold filling type when electricity shortage, the storage of light described in monitoring operation system regulation mold filling type is powered between being stood;The light storage is filled Model includes: multiple distributed charging stations in region, and each distribution charging station passes through the physics layer line of transmission pressure and power grid Road connection.This programme is that the efficient energy management strategies of integral system formulation are filled in light storage, for managing multiple photovoltaic charged layers The energy flow of grade, the phenomenon that evading grid cut-off and family is caused to be unable to satisfy basic electricity, realizes the maximum of photovoltaic power generation Change and utilizes.
This programme considers major network power supply and the not different schemes under powering mode, by formulating different strategies, comprehensively The problem of reply is because in family's power-off or power supply scarcity situation.
Detailed description of the invention
Fig. 1 is energy internet-based control policy development method flow diagram of the invention;
Fig. 2 is that light of the invention stores up charging system model schematic;
Fig. 3 is energy management strategies flow chart of the invention.
Specific embodiment
For a better understanding of the present invention, the contents of the present invention are done further with example with reference to the accompanying drawings of the specification Explanation.
Embodiment one:
The first step establishes more light-preserved system models, and it is as shown in Figure 2 that model schematic is filled in light storage;Second step uses layer-stepping energy Quantity management method uses the method based on average energy accounting at the middle and upper levels (between standing), lower layer's (in standing) is using rule-based Energy management strategies.
Realize that the energy Internet advertising distribution control strategy of integral system is filled in light storage by following steps:
It establishes light storage mold filling type: according to project Demonstration Base demand, establishing 20 family family photovoltaic charge station systems, lead between standing It crosses ac bus and is connected to main power grid, each family's photovoltaic charge station system includes photovoltaic system, battery system, major network, battery Automobile (1), household electricity equipment.
Integral system is filled for light storage and establishes model, and first submodule in system such as photovoltaic, battery etc. is completed Modeling, in conjunction with relationship between each submodule, finally completes the modeling of whole system.
Using layer-stepping energy management strategies, the method based on average energy accounting, lower layer are used (between standing) at the middle and upper levels (in standing) uses rule-based energy management strategies.
Flow chart as the method for figure 1:
S1: when grid cut-off, the distributed charging station in light storage mold filling type constructed in advance carries out interior power supply of standing:
Energy management strategy is using rule-based energy management strategies in standing
Energy management strategy in standing: each light storage charging system includes photovoltaic system, battery system, major network, battery car (1), household electricity equipment.Photovoltaic system always works in MPPT maximum power point tracking (MPPT) mode, maximally utilizes photovoltaic The energy.Under networked mode (major network offer energy), the light storage charging system moment meets charging demand for electric vehicles and household equipment is used Electricity demanding determines the energy that major network and battery system should provide with moving average filtering mode.(major network does not provide under island mode Energy), photovoltaic system, battery system and household electric automobile provide energy to meet required household electricity.When single household, family fills When electric system is unable to satisfy basic electricity demand, electricity need to be bought by other charging stations into garden, this is related to the energy between arriving at a station Management strategy.
Energy management strategy uses the method based on average energy accounting between standing
S2: when electricity shortage in the station of light storage mold filling type, light described in monitoring operation system regulation store up mold filling type into Row is powered between station:
Energy management strategy between standing: under networked mode, based on the management strategy and each family's charging station and main electricity in station Energetic interaction between net takes the type of flow of energy from high to low to determine the gross energy flowing of main power grid, that is, as follows Formula:
WhereinIt is the energetic interaction between the i-th family family charging station and major network;PgridIt is the gross energy of main power grid
Under island mode, when single household family charging system is unable to satisfy power demand basically, the family is to wisdom garden Other family's charging systems in area buy electricity, it is possible to provide come jointly between more charging systems of electricity according to average energy accounting Undertake required energy.
WhereinIndicate that the family j needs to buy the sum of total domestic demand power of electricity,Indicate that the family n can Sell the sum of the total energy storage of family of electricity, CiIndicate that the i-th family can sell the current energy storage of electricity family.Indicate that the i-th family can be sold Family's charging system of electricity sells power out.
The energy Internet advertising distribution control strategy that integral system is filled based on light storage that the present invention mentions, is the power grid energy It manages and evades the emergency cases such as grid cut-off and important reference and reference are provided.
Embodiment two:
Based on invention thought of the same race, this programme additionally provides a kind of distributed energy control system:
A kind of distributed energy control system, comprising:
Power supply module in standing: when grid cut-off, the distributed charging station in light storage mold filling type constructed in advance is stood Interior power supply;
Power supply module between standing: when electricity shortage in the station of light storage mold filling type, light described in monitoring operation system regulation Storage mold filling type is powered between being stood;
Power supply module includes: model construction submodule in standing;
The light storage mold filling type of model construction submodule building includes: multiple distributed charging stations in region, and each point Cloth charging station is connected by the physical layer lines of transmission pressure and power grid.
The model construction submodule, comprising:
Distributed charging station construction unit: the multiple distributed charging stations of building;
First line connection unit: each distributed charging station is connected by the physical layer lines of transmission pressure and power grid;
Second line connection unit: distributed charging station and monitoring operation system are subjected to wired connection, receive the fortune It seeks the regulating command of monitoring system and executes instruction;
Tertiary circuit connection unit: power grid is based on wireless telecommunications layer and monitoring operation system carries out signal communication, receives institute It states the regulating command of monitoring operation system and executes instruction.
The model construction submodule, further includes:
Distributed charging station construction unit: distributed photovoltaic, battery energy storage module, electricity consumption will be constructed in distributed charging station Equipment, electric car and energy router;
Connection unit in standing: the electrical equipment in the distribution charging station is connected by energy router and power supply unit It connects;
Connection unit between standing: the energy router also passes through transmission pressure and the physical circuit of power grid connects;
Monitor crucial construction unit: the energy router is electrically connected with the monitoring operation system.
Power supply module in the station, comprising:
Acquire submodule: the energy router acquires the electrical demand amount of the electrical equipment;
Power supply submodule in standing: according to the electrical demand amount, energy router is from power supply unit by power transportation institute Electrical equipment is stated, interior power supply of standing is carried out.
Power supply module between the station, comprising:
Acquire submodule: in monitoring operation system acquisition station the deficient electricity of the distributed charging station of electricity shortage and The electricity more than needed of electricity distributed charging station more than needed;
Instruction generates submodule: the method that the monitoring operation system is distributed by average energy accounting, generates adjusting and refers to It enables, is sent to the energy router;
Function sub-modules between standing: the energy router passes through power grid to institute according to the regulating command, by electricity more than needed State the distributed charging station conveying of electricity shortage in standing.
The method that described instruction generates the average energy accounting distribution in submodule, as follows:
WhereinIndicate the deficient electricity at the family j,Indicate the electricity more than needed at the family n, CiIndicate that the i-th family can Sell the current energy storage of electricity family.Indicate that the i-th family can sell family's charging system of electricity sells power.
The system, further includes:
Scarcity amount acquisition module: when power grid is powered, the deficient distributed charging of the monitoring operation system acquisition electricity The electric energy scarcity amount stood is generated and is instructed by power supply;
Power grid power supply module: the power grid receives the power supply instruction, and according to the electric flux of the distributed charging station Scarcity amount, determines power supply volume, and execute power supply.
Power supply volume obtained in the power grid power supply module, is calculated as follows:
WhereinIt is the electric energy scarcity amount of i-th of distributed charging station;PgridIt is the power supply volume of power grid.
The system, further includes:
Surplus capacity acquisition module: the electric energy of the monitoring operation system acquisition electricity distributed charging station more than needed is more than needed Amount generates the power supply instruction powered to power grid, and the energy router being sent in distributed charging station;
Distributed charging station power supply module: the energy router receives the power supply instruction, and executes power supply.
Embodiment three:
Fig. 3 is energy management strategies flow chart, and photovoltaic system works in MPPT maximum power point tracking (MPPT) mode in figure, Its power is Ppv.Whole system will meet each family's basic equipment electricity consumption Pload
Main power grid may work under networked mode or island mode, different mode, the operating angle of household electric automobile Color is different (load or energy supply), and system has different energy management strategies strategies
Under connected state: by power grid and battery system shared family basic electricity, electric car electricity consumption, in figure, PdemandIt is by the energy of power grid and battery system shared, PevIt is energy work rate, the P of electric carloadIt is each family's base The electricity consumption of this equipment, photovoltaic system work in MPPT maximum power point tracking (MPPT) mode, and power is Ppv, PgridRefer to main power grid The gross energy power of electricity consumption
Under island state: undertaking family's basic electricity by the battery system of electric car, judge the charge shape of electric car Whether state is higher than standard value, and judges whether the energy work rate of electric car is higher than standard value;Standard value usually goes 0.2, if two Person is higher than standard value, then the battery system of current electric car can undertake the basic electricity of family, and electric car is to family Front yard electrical equipment is powered, if the state of charge and energy work rate of electric car are all unsatisfactory for standard value, electric car Battery system cannot power, it is contemplated that buy electricity, in figure, SOC to other familiesbatIt is the state of charge of battery system, SOCevIt is the state of charge of electric car.
Obviously, described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on the present invention In embodiment, all other implementation obtained by those of ordinary skill in the art without making creative efforts Example, shall fall within the protection scope of the present invention.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more, The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates, Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one The step of function of being specified in a box or multiple boxes.
The above is only the embodiment of the present invention, are not intended to restrict the invention, all in the spirit and principles in the present invention Within, any modification, equivalent substitution, improvement and etc. done, be all contained in apply pending scope of the presently claimed invention it It is interior.

Claims (12)

1. a kind of distributed energy control method characterized by comprising
When grid cut-off, the distributed charging station in light storage mold filling type constructed in advance carries out interior power supply of standing;
When electricity shortage in the station of light storage mold filling type, light storage mold filling type described in monitoring operation system regulation supplies between being stood Electricity;
Light storage mold filling type includes: multiple distributed charging stations in region, each distribution charging station by transmission pressure with The physical layer lines of power grid connect.
2. the method as described in claim 1, which is characterized in that the building of the light storage mold filling type, comprising:
Construct multiple distributed charging stations;
Each distributed charging station is connected by the physical layer lines of transmission pressure and power grid;
Distributed charging station and monitoring operation system are subjected to wired connection, receive the regulating command of the monitoring operation system simultaneously It executes instruction;
Power grid is based on wireless telecommunications layer and monitoring operation system carries out signal communication, and the adjusting for receiving the monitoring operation system refers to It enables and executes instruction.
3. method according to claim 2, which is characterized in that it is described distribution charging station building include:
Each distributed power station includes: distributed photovoltaic, battery energy storage module, electrical equipment, electric car and energy router;
Electrical equipment in the distribution charging station is connect by energy router with power supply unit;
The energy router also passes through transmission pressure and the physical circuit of power grid connects;
The energy router is electrically connected with the monitoring operation system.
4. method as claimed in claim 3, which is characterized in that described when grid cut-off, the light storage mold filling type constructed in advance In distributed charging station carry out interior power supply of standing, comprising:
The energy router acquires the electrical demand amount of the electrical equipment;
According to the electrical demand amount, energy router from power supply unit by electrical equipment described in power transportation, stood in Power supply.
5. method as claimed in claim 3, which is characterized in that it is described when electricity shortage in the station of light storage mold filling type, The storage of light described in monitoring operation system regulation mold filling type is powered between being stood, comprising:
The distribution that the deficient electricity of the distributed charging station of electricity shortage and electricity are had more than needed in monitoring operation system acquisition station The electricity more than needed of formula charging station;
The method that the monitoring operation system is distributed by average energy accounting generates regulating command, is sent to the energy road By device;
Electricity more than needed is passed through the distribution of power grid electricity shortage into the station according to the regulating command by the energy router The conveying of formula charging station.
6. method as claimed in claim 5, which is characterized in that the calculating formula of the average energy accounting distribution, as follows:
WhereinIndicate the deficient electricity at the family j,Indicate the electricity more than needed at the family n, CiIndicate that the i-th family can be sold The current energy storage of electricity family.Indicate that the i-th family can sell family's charging system of electricity sells power.
7. method as claimed in claim 3, which is characterized in that further include:
When power grid is powered, the electric energy scarcity amount of the distributed charging station of the monitoring operation system acquisition electricity scarcity is generated It is instructed by power supply;
The power grid receives the power supply instruction, and according to the electric flux scarcity amount of the distributed charging station, determines power supply volume, And execute power supply.
8. the method for claim 7, which is characterized in that the power supply volume of the power grid is calculated as follows:
WhereinIt is the electric energy scarcity amount of i-th of distributed charging station;PgridIt is the power supply volume of power grid.
9. method as claimed in claim 3, which is characterized in that further include:
The electric energy surplus capacity of the monitoring operation system acquisition electricity distributed charging station more than needed, generates the confession powered to power grid Electricity instruction, and the energy router being sent in distributed charging station;
The energy router receives the power supply instruction, and executes power supply.
10. a kind of distributed energy control system, which is characterized in that the system comprises:
Power supply module in standing: when grid cut-off, the distributed charging station in light storage mold filling type constructed in advance carries out interior confession of standing Electricity;
Power supply module between standing: when electricity shortage in the station of light storage mold filling type, light storage described in monitoring operation system regulation is filled Model is powered between being stood;
Power supply module includes: model construction submodule in standing;
The light storage mold filling type of the model construction submodule building includes: multiple distributed charging stations in region, each distribution Charging station is connected by the physical layer lines of transmission pressure and power grid.
11. system as claimed in claim 10, which is characterized in that the model construction submodule, comprising:
Distributed charging station construction unit: the multiple distributed charging stations of building;
First line connection unit: each distributed charging station is connected by the physical layer lines of transmission pressure and power grid;
Second line connection unit: carrying out wired connection for distributed charging station and monitoring operation system, receives the operation prison The regulating command of control system simultaneously executes instruction;
Tertiary circuit connection unit: power grid is based on wireless telecommunications layer and monitoring operation system carries out signal communication, receives the fortune It seeks the regulating command of monitoring system and executes instruction.
12. system as claimed in claim 11, which is characterized in that the model construction submodule, further includes:
Distributed charging station construction unit: it building distributed photovoltaic, battery energy storage module, electricity consumption will be set in distributed charging station Standby, electric car and energy router;
Connection unit in standing: the electrical equipment in the distribution charging station is connect by energy router with power supply unit;
Connection unit between standing: the energy router also passes through transmission pressure and the physical circuit of power grid connects;
Monitor crucial construction unit: the energy router is electrically connected with the monitoring operation system.
CN201811635384.9A 2018-12-29 2018-12-29 A kind of distributed energy control method and system Pending CN109659976A (en)

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Cited By (3)

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CN110190626A (en) * 2019-06-03 2019-08-30 合肥工业大学 A kind of method and apparatus of electric car optimization charging
CN111244932A (en) * 2020-02-24 2020-06-05 国网江苏省电力有限公司 Energy storage multi-working-condition operation control method and device for energy router
CN112510756A (en) * 2020-11-25 2021-03-16 国网湖南省电力有限公司 Micro-grid optical storage and charging coordinated operation method and system based on power level

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