CN108400612A - A kind of network system improving intermittent new energy digestion capability - Google Patents
A kind of network system improving intermittent new energy digestion capability Download PDFInfo
- Publication number
- CN108400612A CN108400612A CN201810081527.XA CN201810081527A CN108400612A CN 108400612 A CN108400612 A CN 108400612A CN 201810081527 A CN201810081527 A CN 201810081527A CN 108400612 A CN108400612 A CN 108400612A
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- China
- Prior art keywords
- network system
- new energy
- interactive
- power grid
- network
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- Pending
Links
- 230000029087 digestion Effects 0.000 title claims abstract description 15
- 230000002452 interceptive effect Effects 0.000 claims abstract description 36
- 230000003993 interaction Effects 0.000 claims abstract description 35
- 230000005611 electricity Effects 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 230000008859 change Effects 0.000 claims abstract description 5
- 238000004146 energy storage Methods 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000010248 power generation Methods 0.000 abstract description 2
- 230000004888 barrier function Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000007474 system interaction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- H02J3/383—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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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
- H02J3/388—Islanding, i.e. disconnection of local power supply from the network
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Abstract
The present invention relates to network system technical field, especially a kind of network system improving intermittent new energy digestion capability；The network system includes several groups photovoltaic module array, the photovoltaic module array is connect with from change net inverter, it is described to be connect respectively with energy storage device and power grid from change net inverter, the network system further include with the power transmission network interaction systems of power grid multilink interaction, match electricity consumption interaction systems and intranet and extranet interactive system, power transmission network interaction systems of the power grid multilink interaction, with being connected by interactive data interface system between electricity consumption interaction systems and intranet and extranet interactive system and network system；The network system of the raising intermittent new energy digestion capability of the present invention significantly promotes the ability of power grid consumption intermittent new energy power generation, improve the utilization ratio of power grid asset comprehensively, reduce operation of power networks cost, General Promotion power grid security, economy, environmental protection operation level.
Description
Technical field
The present invention relates to network system technical field, especially a kind of power grid system for improving intermittent new energy digestion capability
System.
Background technology
With the increase of the intermittent new energies installed capacity such as wind-powered electricity generation, photovoltaic, power grid will face safe operation and peak regulation two
Big problem.Safe operation includes mainly power transmission and transformation bottleneck risk, voltage fluctuation risk and extensive off-grid risk；Peaking problem sheet
The problem of matter is power supply architecture, with the increase of honourable new energy penetrance, power intervals and uncertainty certainly will increase
The equivalent peak-valley difference of whole system.
In the prior art by load participate in interaction be solution the grid-connected peaking problem of intermittent new energy Technological Economy at
This optimal case.But current load side management is laid particular emphasis between new energy and load more and normal power supplies contact is less, does not have
There is the too many levels interactive model to be formed between power grid, power supply, load, cannot fully coordinate normal power supplies, new energy output and matches
The equilibrium of supply and demand between can not form effective interaction with power grid.Disappear therefore it provides one kind can improve intermittent new energy
The power grid multilink interaction system of ability received is particularly important.
Invention content
The purpose of the present invention is：Overcome deficiency in the prior art, a kind of raising intermittent new energy digestion capability is provided
Network system.
In order to solve the above technical problems, the technical solution adopted by the present invention is as follows：
A kind of network system improving intermittent new energy digestion capability, the network system includes several groups photovoltaic module
Array, the photovoltaic module array with from become net inverter connect, it is described from change net inverter respectively with energy storage device and power grid
Connection, the network system further include with the power transmission network interaction systems of power grid multilink interaction, match electricity consumption interaction systems and inside and outside
Net interactive system, the power transmission network interaction systems are matched and are led between electricity consumption interaction systems and intranet and extranet interactive system and network system
Cross the connection of interactive data interface system.
Preferably, the photovoltaic module includes solar panel and supporting rack, and branch is equipped at the top of support frame as described above
Fagging, the solar panel installation on the supporting plate, are connected between solar panel and support plate by fixed frame.
Preferably, it is bolted between the fixed frame and support plate.
Preferably, there is connecting rod on the fixed frame, have movable folder at the top of the connecting rod, the activity folder is outer one
Layer rubber pad.
Preferably, the electricity consumption interaction systems of matching include predicting mould with electricity consumption interactive model decision-making module, distribution network load
Block and interactive tactics execution module.
Preferably, the intranet and extranet interactive system includes Intranet module, outer net module and interactive system, interactive system difference
It is connected with Intranet module in the outer net module.
The advantageous effect of technical solution using the present invention is：
It is intermittent new that the network system of the raising intermittent new energy digestion capability of the present invention significantly promotes power grid consumption
The ability of energy power generation improves the utilization ratio of power grid asset, reduces operation of power networks cost comprehensively, General Promotion power grid peace
Entirely, economic, environmental protection operation level.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural diagram of the present invention；
Specific implementation mode
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, a kind of network system improving intermittent new energy digestion capability, network system includes several groups light
Lie prostrate assembly array 2, photovoltaic module array 2 with from become net inverter 3 connect, from change net inverter 3 respectively with energy storage device 4 and electricity
Net 1 connects, network system further include with the power transmission network interaction systems 7 of power grid 1 too many levels interaction, match electricity consumption interaction systems 5 and interior
Outer net interactive system 8, power transmission network interaction systems 7 are matched between electricity consumption interaction systems 5 and intranet and extranet interactive system 8 and network system
It is connected by interactive data interface system 6；Power transmission network interaction systems 7 realize generator unit, the power transmission network of intermittent energy power grid
Network, direct-furnish large user and the coordination and interaction with electricity consumption interaction systems；With electricity consumption interaction systems 5, distribution network and end are realized
The interaction of end subscriber；Intranet and extranet interactive system 8 realizes the information in the interior barrier and outer barrier of the power grid multilink interaction system
Interaction.
Photovoltaic module includes solar panel and supporting rack in the present embodiment, and support plate is equipped at the top of supporting rack,
Solar panel is installed on the supporting plate, is connected by fixed frame between solar panel and support plate, installing and dismounting side
Just, supporting rack uses adjustable for height supporting rack, and the mounting height of solar panel can be adjusted, support plate and branch
It is connected, the direction of solar panel can be adjusted, to greatly improve solar-electricity by rotating seat between support
Utilization rate of the pond plate to luminous energy.
It is bolted between fixed frame and support plate in the present embodiment, is connected using bolt between fixed frame and support plate
It connects, installing and dismounting is more convenient.
There is connecting rod in the present embodiment on fixed frame, there is movable folder at the top of connecting rod, activity folder is outer one layer of rubber pad,
Using this structure, solar panel can be damaged to avoid activity folder in installation process, improve the convenience of installation, together
When can also prolong the service life.
With electricity consumption interaction systems 5 including predicting mould with electricity consumption interactive model decision-making module, distribution network load in the present embodiment
Block and interactive tactics execution module, the bus load information with electricity consumption interactive model decision-making module according to distribution network formulate adapted
The interactive model of electric link and the intermittent energy power grid includes distribution network and terminal user, power distribution network with electricity consumption link
Load prediction module carries out load prediction according to the power information of the terminal user, and interactive tactics execution module is for realizing institute
It states distribution network and the distribution interaction of the terminal user controls, match electricity consumption interactive model decision-making module by the load prediction
As a result, the output plan of distributed generation resource in distribution network, using different interactive models when with electricity consumption link electricity consumption curve and
The Setup Cost of interactive model is sent to the management subsystem of planning a few days ago of power transmission network interaction systems.
Intranet and extranet interactive system 8 includes Intranet module, outer net module and interactive system, interactive system difference in the present embodiment
Connected with Intranet module in the outer net module, intranet and extranet interactive system for realizing the interior barrier and the outer barrier peace
Full subregion be isolated.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.
Claims (6)
1. a kind of network system improving intermittent new energy digestion capability, it is characterised in that：The network system includes several
Group photovoltaic module array, the photovoltaic module array with from become net inverter connect, it is described from change net inverter respectively with energy storage
Device is connected with power grid, and the network system further includes with the power transmission network interaction systems of power grid multilink interaction, with electricity consumption interaction
System and intranet and extranet interactive system, the power transmission network interaction systems match electricity consumption interaction systems and intranet and extranet interactive system and power grid
It is connected by interactive data interface system between system.
2. a kind of network system improving intermittent new energy digestion capability according to claim 1, it is characterised in that：Institute
It includes solar panel and supporting rack to state photovoltaic module, and support plate, the solar-electricity are equipped at the top of support frame as described above
Pond plate installation on the supporting plate, is connected between solar panel and support plate by fixed frame.
3. a kind of network system improving intermittent new energy digestion capability according to claim 1, it is characterised in that：Institute
It states and is bolted between fixed frame and support plate.
4. a kind of network system improving intermittent new energy digestion capability according to claim 3, it is characterised in that：Institute
Stating has connecting rod on fixed frame, have movable folder at the top of the connecting rod, the activity folder is outer one layer of rubber pad.
5. a kind of network system improving intermittent new energy digestion capability according to claim 1, it is characterised in that：Institute
It includes executing mould with electricity consumption interactive model decision-making module, distribution network load prediction module and interactive tactics to state with electricity consumption interaction systems
Block.
6. a kind of network system improving intermittent new energy digestion capability according to claim 1, it is characterised in that：Institute
It includes Intranet module, outer net module and interactive system to state intranet and extranet interactive system, interactive system respectively at the outer net module and
Intranet module connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810081527.XA CN108400612A (en) | 2018-01-29 | 2018-01-29 | A kind of network system improving intermittent new energy digestion capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810081527.XA CN108400612A (en) | 2018-01-29 | 2018-01-29 | A kind of network system improving intermittent new energy digestion capability |
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| Publication Number | Publication Date |
|---|---|
| CN108400612A true CN108400612A (en) | 2018-08-14 |
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| CN201810081527.XA Pending CN108400612A (en) | 2018-01-29 | 2018-01-29 | A kind of network system improving intermittent new energy digestion capability |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101582658A (en) * | 2009-06-15 | 2009-11-18 | 泰通(泰州)工业有限公司 | Supporting rack for fixed type photovoltaic power generation system |
| CN103729697A (en) * | 2014-01-14 | 2014-04-16 | 国家电网公司 | Power grid multilink interaction system for improving intermittent new energy digestion capability |
| CN105576685A (en) * | 2016-02-19 | 2016-05-11 | 安徽工程大学 | Energy storage system for new energy micro-grid |
| CN205847170U (en) * | 2016-07-20 | 2016-12-28 | 招商局漳州开发区丝路新能源有限公司 | The photovoltaic plant that a kind of photovoltaic bracket angle is controlled |
| CN106712079A (en) * | 2016-12-13 | 2017-05-24 | 国网江西省电力公司经济技术研究院 | New energy absorption capacity calculation method for regional power grid |
-
2018
- 2018-01-29 CN CN201810081527.XA patent/CN108400612A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101582658A (en) * | 2009-06-15 | 2009-11-18 | 泰通(泰州)工业有限公司 | Supporting rack for fixed type photovoltaic power generation system |
| CN103729697A (en) * | 2014-01-14 | 2014-04-16 | 国家电网公司 | Power grid multilink interaction system for improving intermittent new energy digestion capability |
| CN105576685A (en) * | 2016-02-19 | 2016-05-11 | 安徽工程大学 | Energy storage system for new energy micro-grid |
| CN205847170U (en) * | 2016-07-20 | 2016-12-28 | 招商局漳州开发区丝路新能源有限公司 | The photovoltaic plant that a kind of photovoltaic bracket angle is controlled |
| CN106712079A (en) * | 2016-12-13 | 2017-05-24 | 国网江西省电力公司经济技术研究院 | New energy absorption capacity calculation method for regional power grid |
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Application publication date: 20180814 |
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