CN207053180U - A kind of intelligent energy internet system - Google Patents
A kind of intelligent energy internet system Download PDFInfo
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- CN207053180U CN207053180U CN201720755950.4U CN201720755950U CN207053180U CN 207053180 U CN207053180 U CN 207053180U CN 201720755950 U CN201720755950 U CN 201720755950U CN 207053180 U CN207053180 U CN 207053180U
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- energy
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- power grid
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings 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
- 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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- 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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol
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Abstract
It the utility model is related to a kind of intelligent energy internet system, including the distributed energy supply unit for producing electric energy, energy-storage units, load unit and bulk power grid for discharge and recharge, distributed energy supply unit output end connects energy-storage units, load unit and bulk power grid respectively, energy-storage units output end connects load unit and bulk power grid, bulk power grid connects load unit, load unit includes dead load unit and tunable load unit, and distributed energy supply unit, energy-storage units, load unit and bulk power grid are connected to monitoring unit.Compared with prior art, the utility model is preset by system integration technology, generated energy Predicting Technique, electricity demand forecasting technology, Research on electricity price prediction technology and control algolithm, it is integrated that each unit in energy internet system is subjected to networking, Comprehensive Control, the energy supplying system with reference to electricity price situation is realized, electricity price situation can be combined for a variety of distributed energies and electricity consumption situation carries out intelligent operation and reached self-sufficiency.
Description
Technical field
It the utility model is related to energy networking control technical field, more particularly to a kind of intelligent energy internet system.
Background technology
The energy resource structure of China is still based on the single energy, and fail to be formed with electricity consumption end and link at present, generating end
It can not accomplish real-time matching with electricity consumption end, still to depend on the support of bulk power grid, be supplemented by bulk power grid during not enough power supply, electricity
Pour in down a chimney when superfluous to bulk power grid.And as energy resource structure is reformed, what electricity changed is pushed further into, and distributed energy will develop into mainly
Unit is energized, and electricity price will realize real-time fluctuations, and electricity price situation and electricity consumption situation can not be combined for a variety of distributed energies
The problem of intelligent operation is reached self-sufficiency is carried out, not yet proposes limited solution at present.
Utility model content
The purpose of this utility model is exactly to provide one kind in order to solve the above problems to include distributed energy supply unit, energy storage
Unit, intelligent load, it can be generated electricity according to Spot Price real-time monitoring, the intelligent energy internet system of electricity consumption and storing up electricity,
The intelligent operation, self-sufficient of energy internet system is realized, realizes that security, economy are optimal.
The purpose of this utility model is achieved through the following technical solutions:
A kind of intelligent energy internet system, including for producing the distributed energy supply unit of electric energy, for discharge and recharge
Energy-storage units, load unit and bulk power grid, described distributed energy supply unit output end connect respectively energy-storage units, load
Unit and bulk power grid, described energy-storage units output end connection load unit and bulk power grid, the connection of described bulk power grid are negative
Carrier unit, described load unit include dead load unit and tunable load unit, described distributed energy supply unit, energy storage
Unit, load unit and bulk power grid are connected to monitoring unit.
Described distributed energy supply unit includes photovoltaic power generation equipment, natural gas triple supply equipment, wind power plant, light
Hot generating equipment or tidal power equipment.
Described photovoltaic power generation equipment includes photovoltaic module, photovoltaic DC-to-AC converter, cutting-in control cabinet and bus, wherein, light
Volt component is connected by direct current cable with photovoltaic DC-to-AC converter, and photovoltaic DC-to-AC converter is connected by ac cable with cutting-in control cabinet, and
Net switch board is connected by ac cable with bus, and photovoltaic DC-to-AC converter can adjust photovoltaic generation by control signal and contribute.
Described natural gas triple supply equipment includes natural gas internal combustion engine, generator, lithium bromide chiller, water pump group and machine
Group switch board, wherein, natural gas internal combustion engine, for burning, natural gas produces heat energy;Generator, for converting heat energy into electricity
Energy;Lithium bromide chiller, for converting heat energy into hot water and cold water;Water pump group, for making hot water, handpiece Water Chilling Units be flowed in pipeline
It is dynamic;Machine set control cabinet, for coordinating control between internal combustion engine, generator, lithium bromide chiller, day can be adjusted by control signal
Right gas trilogy supply is contributed.
Described energy-storage units include lithium battery energy storage battery, plumbic acid energy storage, the energy storage of lead carbon, water accumulation of energy or ice accumulation of energy.
Described tunable load unit includes adjustable color illumination device, adjustable air-conditioning equipment or adjustable charging pile.
Described monitoring unit connected respectively by connection distributed energy supply unit, energy-storage units, load unit and
Bulk power grid, and data network is formed, including the processor and tune for gathering the data acquisition unit of information, data being analyzed and processed
Section control distributed energy supply unit, energy-storage units, load unit and the controller of bulk power grid operation.
The utility model concrete operating principle is monitoring unit collection distributed energy supply unit, energy-storage units, the fortune of load
Line number according to this and environmental data and electricity price data, passes through monitoring unit and gathers Spot Price data, environmental data, generating end equipment
Data and generated energy data, load end energy data, the grid-connected point data of bulk power grid etc., and it is deposited into database and cloud data
Storehouse;Spot Price and generating end equipment cost of electricity-generating are contrasted, is analyzed using big data, draws environmental forecasting data, generating end
Generated energy prediction data, load end electricity demand forecasting data;Using each item data drawn, analyzed by pre-set control algorithm,
Draw distributed energy supply strategy and tunable load regulation strategy, control distributed energy supply unit, energy-storage units, tunable load unit
Operation, control distributed energy supply unit start and stop output, the start and stop charging and discharging of energy-storage units, intelligent load start and stop operating work(
Rate.
The utility model passes through system integration technology, generated energy Predicting Technique, electricity demand forecasting technology, Research on electricity price prediction technology
And control algolithm is preset, each unit in energy internet system is subjected to networking and integrated, Comprehensive Control, realization combines electricity price situation
Energy supplying system, for a variety of distributed energies can combine electricity price situation and electricity consumption situation carry out intelligent operation realize it is self-supporting from
Foot.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is a kind of schematic diagram of example of the present utility model;
Fig. 3 is the utility model energy monitor flow chart;
Fig. 4,5,6,7 are the operation reserve structural representation of Tthe utility model system in varied situations.
In figure:Distributed energy supply unit 10, photovoltaic power generation equipment 11, photovoltaic module 111, combining inverter 112, natural gas
Triple supply equipment 12, energy-storage units 20, lithium battery 201, two way convertor 202, tunable load unit 30, dead load unit
40th, monitoring unit 50, bulk power grid 60.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
As shown in figure 1, the utility model includes distributed energy supply unit 10, including but not limited to photovoltaic power generation equipment, day
Right gas triple supply equipment, wind power plant, photo-thermal power generation equipment, tidal power equipment etc.;Energy-storage units 20, including but not
It is limited to lithium battery energy storage battery, plumbic acid energy storage, the energy storage of lead carbon, water accumulation of energy, ice accumulation of energy etc.;Tunable load unit 30, include but is not limited to
Adjustable color illumination device, adjustable air-conditioning equipment, adjustable charging pile etc.;Dead load unit 40, can not be controlled in system and must
The load of its normal operation must be ensured;Monitoring unit 50, for gathering electricity price information, distributed energy supply unit information, energy storage list
Metamessage, load unit information, environmental information etc., generated energy prediction, electricity demand forecasting, Research on electricity price prediction are carried out, and control distribution
The system of formula supply unit, the start and stop of energy-storage units and tunable load unit and output;Bulk power grid 60 can be to carrying out buying electricity, selling
Electricity.
Fig. 2 is a system example, and distributed energy supply unit 10 includes photovoltaic power generation equipment 11, photovoltaic module 111, passed through
Combining inverter 112 is connected with bulk power grid 60;Natural gas triple supply equipment 12 is joined directly together with bulk power grid 60;Energy-storage units 20 wrap
Lithium battery 201 is included, is joined directly together by two way convertor 202 and bulk power grid 60, two way convertor 202 can be by lithium battery 201
Direct current energy inversion upload power network for AC energy, while can be direct current energy by the AC energy rectification in bulk power grid 60
It is stored in lithium battery 201;Monitoring unit 50 passes through connection and distributed energy supply unit 10, energy-storage units 20, tunable load
Unit 30, dead load unit 40, bulk power grid 60 form data network, gather each device data, are analyzed by logic strategy
After propose control instruction.
Fig. 3 is to monitor flow chart, the operation process inside monitoring unit 50, step 1:By 510, Spot Price is gathered
Data, environmental data, generating end equipment data and generated energy data, load end energy data, the grid-connected point data of bulk power grid etc., and
It is deposited into local data base and cloud database;Step 2:By 520 by Spot Price and generating end equipment cost of electricity-generating pair
Than being analyzed using big data, drawing environmental forecasting data, generating end generated energy prediction data, load end electricity demand forecasting data;
Step 3:Each item data drawn using previous step, is analyzed by pre-set control algorithm, draw 530 distributed energy supply strategies and
540 tunable loads regulation strategy.
Fig. 4-7 is several typical energy internet system operating strategies.
As shown in figure 4, when system is grid-connected upper net state, cost of electricity-generating<Sale of electricity electricity price is bought, distribution supplies in whole system
Energy unit full power operating, on the premise of proof load runs well, by unnecessary electricity deposit energy-storage units or the big electricity of upload
Net sells electricity, if distributed energy supply unit can not meet whole demands of load unit, is supplemented by energy-storage units, or reduction can
Load unit power is adjusted, avoids, using bulk power grid electricity, if closing all tunable load units can not still meet, using bulk power grid
Electricity be load unit energy supply.
As shown in figure 5, system operates at the grid-connected state do not surfed the Net, cost of electricity-generating<Buy electric cost, distributed energy supply unit
Operation power and charging and discharging state are adjusted according to loading condition with energy-storage units, if distributed energy supply cell power is insufficient, dropped
Low tunable load unit loads, the electricity using bulk power grid is avoided, if closing all tunable loads can not still meet, use big electricity
The electricity of net energizes for load unit.
As shown in fig. 6, system operates at and net state, cost of electricity-generating>Buy sale of electricity electricity price, then using bulk power grid electricity the most
Economy, mainly powered by load unit and energy-storage units of bulk power grid, generated output is down to possible by distributed energy supply unit
Minimum state.
As shown in fig. 7, system operates at isolated network state, whole energy internet is by distributed energy supply unit supports, energy storage
Unit and tunable load unit carry out realtime power regulation according to running status.
Claims (7)
1. a kind of intelligent energy internet system, it is characterised in that including the distributed energy supply unit for producing electric energy, use
In the energy-storage units, load unit and bulk power grid of discharge and recharge, described distributed energy supply unit output end connects energy storage respectively
Unit, load unit and bulk power grid, described energy-storage units output end connection load unit and bulk power grid, described big electricity
Net connection load unit, described load unit include dead load unit and tunable load unit, described distributed energy supply
Unit, energy-storage units, load unit and bulk power grid are connected to monitoring unit.
A kind of 2. intelligent energy internet system according to claim 1, it is characterised in that described distributed energy supply
Unit is set including photovoltaic power generation equipment, natural gas triple supply equipment, wind power plant, photo-thermal power generation equipment or tidal power
It is standby.
3. a kind of intelligent energy internet system according to claim 2, it is characterised in that described photovoltaic generation is set
It is standby to include photovoltaic module, photovoltaic DC-to-AC converter, cutting-in control cabinet and bus, wherein, photovoltaic module passes through direct current cable and photovoltaic
Inverter is connected, and photovoltaic DC-to-AC converter is connected by ac cable with cutting-in control cabinet, and cutting-in control cabinet passes through ac cable and mother
Line connects.
A kind of 4. intelligent energy internet system according to claim 2, it is characterised in that described natural gas three
Include natural gas internal combustion engine, generator, lithium bromide chiller, water pump group and machine set control cabinet for equipment.
A kind of 5. intelligent energy internet system according to claim 1, it is characterised in that described energy-storage units bag
Include lithium battery energy storage battery, plumbic acid energy storage, the energy storage of lead carbon, water accumulation of energy or ice accumulation of energy.
A kind of 6. intelligent energy internet system according to claim 1, it is characterised in that described tunable load list
Member includes adjustable color illumination device, adjustable air-conditioning equipment or adjustable charging pile.
7. a kind of intelligent energy internet system according to claim 1, it is characterised in that described monitoring unit leads to
Cross connection and connect distributed energy supply unit, energy-storage units, load unit and bulk power grid respectively, and form data network, wrap
Include data acquisition unit, the processor analyzed and processed to data and adjustment control distributed energy supply unit, the storage of collection information
The controller of energy unit, load unit and bulk power grid operation.
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CN201720755950.4U CN207053180U (en) | 2017-06-27 | 2017-06-27 | A kind of intelligent energy internet system |
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CN201720755950.4U CN207053180U (en) | 2017-06-27 | 2017-06-27 | A kind of intelligent energy internet system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109787536A (en) * | 2019-03-18 | 2019-05-21 | 山东星火科学技术研究院 | A kind of wind light mutual complementing power generation power supply unit |
CN111224430A (en) * | 2020-03-11 | 2020-06-02 | 青岛科技大学 | Balanced power supply system and method based on distributed energy Internet of things |
-
2017
- 2017-06-27 CN CN201720755950.4U patent/CN207053180U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109787536A (en) * | 2019-03-18 | 2019-05-21 | 山东星火科学技术研究院 | A kind of wind light mutual complementing power generation power supply unit |
CN111224430A (en) * | 2020-03-11 | 2020-06-02 | 青岛科技大学 | Balanced power supply system and method based on distributed energy Internet of things |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20200627 |