CN109474009A - A kind of distributed energy transmission control system - Google Patents

A kind of distributed energy transmission control system Download PDF

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Publication number
CN109474009A
CN109474009A CN201811343032.6A CN201811343032A CN109474009A CN 109474009 A CN109474009 A CN 109474009A CN 201811343032 A CN201811343032 A CN 201811343032A CN 109474009 A CN109474009 A CN 109474009A
Authority
CN
China
Prior art keywords
energy
charging pile
distributed
operation platform
distributed energy
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
CN201811343032.6A
Other languages
Chinese (zh)
Inventor
张元星
江冰
李莉
刘永相
李涛永
闫华光
蒋林洳
张晶
李康
刁晓虹
李斌
冯义
张宝平
张宇峰
郭炳庆
覃剑
仇新宇
许庆强
肖宇华
黄健
吴涛
易江腾
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 CN201811343032.6A priority Critical patent/CN109474009A/en
Publication of CN109474009A publication Critical patent/CN109474009A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H02J3/38Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/381Dispersed generators
    • 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
    • H02J3/008Circuit arrangements for ac mains or ac distribution networks involving trading of energy or energy transmission rights

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The present invention relates to a kind of distributed energy transmission control systems, including energy routing charging pile, local load, charging operation platform, wherein the energy routing charging pile connects multiple distributed energies, its charge transport can be routed charging pile to the energy under the instruction that the energy routes charging pile by the distributed energy;The energy routing charging pile also collects the running state information of the distributed energy, and the running state information is transmitted to charging operation platform;The charging operation platform is used to collect the running state information of energy routing charging pile and the distributed energy, and collect playscript with stage directions ground workload demand information about power, demand information about power based on local load, selected distributed energy, then it issues work order to the energy and routes charging pile, make the work of selected distributed energy in discharge condition, by its can discharge capacity be delivered to local load.

Description

A kind of distributed energy transmission control system
[technical field]
The invention belongs to distributed power generation field more particularly to a kind of distributed energy transmission control systems.
[background technique]
In recent years, distributed power generation is quickly grown, and China has further carried out distributed power generation marketization transaction Pilot, i.e. distributed power generation utilizes clean energy resource resource nearby, and production of energy and consumption are completed nearby, have energy utilization rate Height, the advantages such as disposal of pollutants is low.But although distributed power generation has obtained greater advance, but still it is low by Market Orientation, public The restriction for the factors such as service lags altogether, management system is unsound.In addition, China also has proposed and improves photovoltaic power generation Price Mechanisms, Accelerate photovoltaic power generation electricity price to fall off.Industry specialists prediction will be cancelled comprehensively in photovoltaic subsidy in 2025 or so, it is therefore desirable to explore New energy production and consumption models under various application scenarios are to push distributed energy sustainable development.
[summary of the invention]
In order to solve the above problem in the prior art, the present invention provides a kind of distributed energy transmission control systems.
The technical solution adopted by the present invention is specific as follows:
It is a kind of to route charging pile, local load based on distributed energy transmission control system, including the energy, charge with runing and put down Platform, wherein
The energy routing charging pile connects multiple distributed energies, and the distributed energy can be routed in the energy Under the instruction of charging pile, its charge transport is routed into charging pile to the energy;Described in the energy routing charging pile is also collected The running state information of distributed energy, and the running state information is transmitted to charging operation platform;
The charging operation platform is used to collect the running state information of energy routing charging pile and the distributed energy, And workload demand information about power, the demand information about power based on local load select distributed energy, then with collecting the playscript with stage directions It issues work order to the energy and routes charging pile, make selected distributed energy work in discharge condition, it can be put Electricity is delivered to local load.
Further, 4G communication module built in energy routing charging pile, passes through mobile 4G connection network.
Further, the system also includes platform area transformer, electricity is transferred to local load through platform area transformer.
Further, built-in distributed energy power generation power or remaining capacity deficiency early warning in the energy routing charging pile Module, when some distributed energy not enough power supply or failure, which is labeled as abnormal shape by the warning module State, and it is uploaded to charging operation platform.
Further, built-in distributed energy transaction priority selecting module in charging operation platform, for according to preparatory The priority orders of setting select distributed energy.
The invention has the benefit that energy routing charging pile and distributed energy facility access scheme are combined, it can User side power demand is better meet, new energy is improved and dissolves ratio, have good operability and practicability.
[Detailed description of the invention]
Described herein the drawings are intended to provide a further understanding of the invention, constitutes part of this application, but It does not constitute improper limitations of the present invention, in the accompanying drawings:
Fig. 1 is system construction drawing of the invention.
Fig. 2 is the method flow diagram of one embodiment of the invention.
[specific embodiment]
Come that the present invention will be described in detail below in conjunction with attached drawing and specific embodiment, illustrative examples therein and says It is bright to be only used to explain the present invention but not as a limitation of the invention.
Referring to attached drawing 1, it illustrates the distributed energy transmission control system designed by the present invention, core is energy road By charging pile, three kinds of distributed energies are can connect under the energy routing charging pile, it may be assumed that distributed photovoltaic equipment, electricity Electrical automobile and energy-storage battery.These three energy, can be in the instruction of energy routing charging pile as can provide electric discharge facility Under, its charge transport is routed into charging pile to the energy;In addition, the energy routing charging pile also collects accessed light Equipment, the running state information of energy-storage battery, electric car are lied prostrate, and the running state information being collected into is transmitted to charging Operation platform.The running state information specifically includes the generated output, voltage, current information of photovoltaic apparatus;Energy-storage battery SOC, charging/discharging voltage, electric current, power information;The charging/discharging voltage of electric car, electric current, power, SOC information etc..
Have network connection to transmit information between the energy routing charging pile and the charging operation platform, preferably , the energy routes 4G communication module built in charging pile, passes through mobile 4G connection network.
The charging operation platform is used to collect the running state information of energy routing charging pile and related access facility, and Collect local workload demand information about power in platform area, then to energy routing the accessed facility of charging pile can discharge electricity amount letter Breath is assessed, selected to can provide electric discharge facility, is then issued work order to the energy and is routed charging pile, finally makes selected Facility staff in discharge condition, by its can discharge capacity be delivered to local load and dissolve.It is double through local load and the facility Square critical point ammeter verifies each self discharge, with after power consumption, and the local load and the facility just complete a distributed energy The transmission and transaction in source.
Since in above-mentioned energy source and process of exchange, transaction electricity need to flow through platform area micro-capacitance sensor transmission line of electricity, just may be used Local load user is reached, the benefit side of this trading activity need to pay certain " wheeling rates " to grid operator, that is, pay To power marketing platform.Power marketing platform belongs to the electricity transaction information level-one monitor supervision platform of grid operator, in the present invention " wheeling rates " collect main body when middle main function is distributed energy transaction in platform area, are not key contents of the invention.
Based on above system structure, controlled the following detailed description of the transmission between distributed energy of the present invention and local load Method.
(1) when local load needs to power, the resident of the local load logs in charging operation platform, and electricity consumption is needed Information is asked to be sent to charging operation platform.
The resident should register on charging operation platform in advance, and provide related registration information, wrap Include the address of its account and associated local load.In this way, when the resident logs in charging operation platform using its account, Charging operation platform can know the address of its local load.
(2) it is described charging operation platform to access the energy routing charging pile distributed energy can discharge scenario divide Analysis selects a distributed energy as energy supplier based on analysis result.
It should be noted that the charging operation platform can connect one or more energy routing charging piles, and it is each Energy routing charging pile is connected to multiple and different distributed energies again, and each distributed energy can be distributed photovoltaic and set Standby or electric car or energy-storage battery.
Charging operation platform obtains the running state information of all distributed energies from each energy routing charging pile, and Charge energy source of the operation platform also between available current ongoing distributed energy and other local loads, base In these information, the operation platform that charges selects one available, electricity is sufficient distributed energy as energy supplier.
(3) the charging operation platform sends instruction to the routing charging pile of the energy belonging to the energy supplier, it is desirable that The electricity of the energy supplier is accessed power distribution network by the energy routing charging pile, is transferred to described by platform area transformer Ground load uses.
If the energy supplier is distributed photovoltaic equipment, the energy routes charging pile for distributed photovoltaic equipment institute Power generation can be transferred to local load;If the energy supplier is electric car, the energy routes charging pile for electric car Remaining capacity be transferred to local load;If the energy supplier is energy-storage battery, the energy routes charging pile for energy storage The charge transport stored in battery gives local load.The charge transport of distributed energy is specifically given to the process of local load It has been the prior art, details are not described herein.
(4) local load user is after having used distributed energy, and to charging operation platform electricity payment, charging operation is flat The remaining electricity charge are issued the user of the energy supplier after deducting a certain proportion of service charge by platform.
Specifically, ammeter of the charging operation platform based on local load and energy routing charging pile both sides, is verified local negative Lotus uses the specific electricity of energy supplier, determines its electricity charge that should be paid, and the user of local load is then notified to pay The electricity charge.The service charge that charging operation platform is taken off from the electricity charge also includes the wheeling rates paid to power marketing platform.
Referring to attached drawing 2, it illustrates another embodiment of the method for the present invention, built-in distributed energy in the operation platform that charges Source transaction priority selecting module.When local load sends power demand to platform, platform will be according to preset preferential Grade sequence, successively judges whether the generated output of distributed photovoltaic equipment, energy-storage battery and electric car or remaining capacity are abundant, I.e. the priority of distributed photovoltaic equipment is greater than energy-storage battery, and the priority of energy-storage battery is greater than electric car, preferably selects excellent The high distributed energy of first grade is as energy supplier.
The energy route in charging pile can built-in distributed energy power generation power or remaining capacity deficiency warning module, when connecing Enter the distributed photovoltaic equipment of energy routing charging pile due to cloudy day or equipment fault etc., it is described when generated output deficiency This distributed photovoltaic device flag is abnormality by warning module, and is uploaded to charging operation platform.Charging operation in this way is flat Platform is when selecting energy supplier, so that it may ignore the distributed photovoltaic equipment automatically.When the distributed photovoltaic equipment restores normal When, the warning module cancels its abnormality label, and notifies charging operation platform, so that the operation platform that charges can be used and be somebody's turn to do Distributed photovoltaic equipment.
Similarly, when the energy-storage battery of access energy routing charging pile or the remaining capacity deficiency or equipment fault of electric car When, the energy-storage battery or electric car can also be labeled as abnormality by the warning module, and be uploaded to charging operation platform, When the energy-storage battery or electric car restore normal, the warning module cancels its abnormality label, and charging is notified to transport Seek platform.Thus charging operation platform can ignore the energy storage electricity for being marked as abnormality when selecting energy supplier automatically Pond or electric car.
The above description is only a preferred embodiment of the present invention, thus it is all according to the configuration described in the scope of the patent application of the present invention, The equivalent change or modification that feature and principle are done, is included in the scope of the patent application of the present invention.

Claims (5)

1. a kind of distributed energy transmission control system, which is characterized in that including energy routing charging pile, local load, charging Operation platform, wherein
The energy routing charging pile connects multiple distributed energies, and the distributed energy can be routed in the energy and be charged Under the instruction of stake, its charge transport is routed into charging pile to the energy;The energy routing charging pile also collects the distribution The running state information of the formula energy, and the running state information is transmitted to charging operation platform;
The charging operation platform is used to collect the running state information of energy routing charging pile and the distributed energy, and can Collection table local workload demand information about power, the demand information about power based on local load are selected distributed energy, are then issued Work order to the energy routes charging pile, makes selected distributed energy work in discharge condition, can discharge capacity by it It is delivered to local load.
2. system according to claim 1, which is characterized in that 4G communication module built in energy routing charging pile passes through shifting Dynamic 4G connection network.
3. system described in -2 any one according to claim 1, which is characterized in that the system also includes platform area transformer, Electricity is transferred to local load through platform area transformer.
4. system according to claim 1 to 3, which is characterized in that built-in point in the energy routing charging pile Cloth energy generated output or remaining capacity deficiency warning module, it is described when some distributed energy not enough power supply or failure The distributed energy is labeled as abnormality by warning module, and is uploaded to charging operation platform.
5. system according to any one of claims 1-4, which is characterized in that built-in distributed energy in charging operation platform Source transaction priority selecting module, for selecting distributed energy according to preset priority orders.
CN201811343032.6A 2018-11-13 2018-11-13 A kind of distributed energy transmission control system Pending CN109474009A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811343032.6A CN109474009A (en) 2018-11-13 2018-11-13 A kind of distributed energy transmission control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811343032.6A CN109474009A (en) 2018-11-13 2018-11-13 A kind of distributed energy transmission control system

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CN109474009A true CN109474009A (en) 2019-03-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113471996A (en) * 2021-06-23 2021-10-01 贵州电网有限责任公司 Platform area electric energy control method based on edge calculation

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103973559A (en) * 2014-05-30 2014-08-06 国家电网公司 Energy router based on fusion of information physical system
CN105932779A (en) * 2016-06-20 2016-09-07 国网上海市电力公司 Energy router-based micro-grid
CN106374533A (en) * 2016-10-28 2017-02-01 西安特锐德智能充电科技有限公司 Micro energy network system
WO2018129829A1 (en) * 2017-01-12 2018-07-19 沃太能源南通有限公司 New type micro-network system and system-based networking and scheduling method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103973559A (en) * 2014-05-30 2014-08-06 国家电网公司 Energy router based on fusion of information physical system
CN105932779A (en) * 2016-06-20 2016-09-07 国网上海市电力公司 Energy router-based micro-grid
CN106374533A (en) * 2016-10-28 2017-02-01 西安特锐德智能充电科技有限公司 Micro energy network system
WO2018129829A1 (en) * 2017-01-12 2018-07-19 沃太能源南通有限公司 New type micro-network system and system-based networking and scheduling method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113471996A (en) * 2021-06-23 2021-10-01 贵州电网有限责任公司 Platform area electric energy control method based on edge calculation
CN113471996B (en) * 2021-06-23 2022-12-06 贵州电网有限责任公司 Platform area electric energy control method based on edge calculation

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Application publication date: 20190315