CN110768376B - Family micro-grid system based on cloud storage - Google Patents
Family micro-grid system based on cloud storage Download PDFInfo
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- CN110768376B CN110768376B CN201911008527.8A CN201911008527A CN110768376B CN 110768376 B CN110768376 B CN 110768376B CN 201911008527 A CN201911008527 A CN 201911008527A CN 110768376 B CN110768376 B CN 110768376B
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- bidirectional converter
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/08—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems requiring starting of a prime-mover
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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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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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
-
- 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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
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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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
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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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/248—UPS systems or standby or emergency generators
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a cloud storage-based household micro-grid system, and belongs to the technical field of micro-grids. The cloud server is used for establishing a virtual module, the virtual module respectively corresponds to the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module, and sensing data of the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module are obtained through the communication unit and are transmitted to the virtual module; the micro-grid circuit is arranged in the house and is connected with the power generation equipment through the energy storage equipment; a bidirectional converter module is arranged between the energy storage equipment and the power generation equipment; the microgrid circuit is connected with mains supply through a first intelligent switch; the microgrid circuit is connected with the bidirectional converter module through a second intelligent switch. According to the invention, the daily operation data of the household micro-grid system is stored and simulated to operate through a cloud storage technology, so that an optimal operation result is obtained.
Description
Technical Field
The invention relates to the technical field of micro-grids, in particular to a family micro-grid system based on cloud storage.
Background
The cloud computing refers to a method for acquiring facilities, software and other internet-related services according to requirements, expansion requirements and the like by taking a network as a foundation, and technically structurally, the cloud computing is an extension of an SOA (service oriented architecture) architecture, a distributed computing method plays a prominent role in a virtualization technology application process, a distributed resource centralized management system intelligently allocates the prominent role, and an application mode needs to be properly changed in a cloud computing mode updating process. The cloud computing platform is used as a foundation, unified management and dynamic allocation of various resources are provided on the basis of a computer network, and cloud computing is achieved. The platform design mode of cloud computing is based on data, in the application process of virtualization technology, implementation of a large number of server cluster systems is performed, portable service is used as the basis, and users need to be connected to network equipment at any time, any place and the like to achieve data access.
The cloud storage technology mode plays an important role in an intelligent power grid dispatching technology system, and various data contents are analyzed according to the requirements of virtualization technology processes and data integration and the like. In the remote operation stage, how to determine the type of the server is the key point, and finally, data backup is realized. In the implementation of a unified scheme, the cloud computing mode ensures that the technical support of the power grid meets the requirements, more importantly, the support function is played, and the feasibility is improved.
Disclosure of Invention
The invention aims to provide a household micro-grid system based on cloud storage, daily operation data of the household micro-grid system are stored and subjected to simulation operation through a cloud storage technology, an optimal operation result is obtained, the result is fed back to a bidirectional converter module, a power utilization mode is reasonably switched through a first intelligent switch and a second intelligent switch, and the household micro-grid system can operate better.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
little grid system of family based on cloud storage, including high in the clouds server, little grid circuit, power generating equipment, energy storage equipment, two-way converter module and communication unit, still include:
the cloud server is used for establishing a virtual module, the virtual module respectively corresponds to the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module, and acquires sensing data of the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module through the communication unit and transmits the sensing data to the virtual module;
the micro-grid circuit is arranged in the house and is connected with the power generation equipment through the energy storage equipment;
a bidirectional converter module is arranged between the energy storage equipment and the power generation equipment;
the microgrid circuit is connected with mains supply through a first intelligent switch;
the microgrid circuit is connected with the bidirectional converter module through a second intelligent switch.
Preferably, the microgrid system control method comprises
Step S1, the cloud server acquires the sensing data of the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module through the communication unit, establishes an operation database, operates in a virtual module through the operation data in the operation database, sets the optimal operation parameters of a commercial power mode and a self-generating mode according to the operation result, and feeds the operation result back to the bidirectional converter module;
step S2, the cloud server acquires the electric energy type and the amplitude information of the load of the bidirectional converter module and the amplitude information of the microgrid circuit through the communication unit;
step S3, the cloud server controls the bidirectional converter module to output the electric energy type and the amplitude information to enable the electric energy type and the amplitude information to be matched with the normal amplitude information of the microgrid circuit; the second intelligent switch controls the bidirectional converter module to be connected to the microgrid circuit;
step S4, when the type and amplitude information of the electric energy output by the bidirectional converter module are not matched with the normal amplitude information of the microgrid circuit, the output of the bidirectional converter module is connected to the energy storage device;
and step S5, when the type and the amplitude information of the electric energy output by the bidirectional converter module are not matched with the normal amplitude information of the microgrid circuit and the power generation equipment does not work, the first intelligent switch controls the bidirectional converter module to be connected with the commercial power.
Preferably, the power generation equipment comprises solar power generation equipment, wind power generation equipment and biomass power generation equipment.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. according to the invention, the daily operation data of the household micro-grid system is stored and simulated to obtain the optimal operation result by the cloud storage technology, the result is fed back to the bidirectional converter module, the power utilization mode is reasonably switched by the first intelligent switch and the second intelligent switch, and the micro-grid can operate better.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings.
A family micro-grid system based on cloud storage comprises a cloud server, a micro-grid circuit, power generation equipment, energy storage equipment, a bidirectional converter module and a communication unit. Wherein the content of the first and second substances,
the cloud server is used for establishing a virtual module, the virtual module respectively corresponds to the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module, and acquires sensing data of the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module through the communication unit and transmits the sensing data to the virtual module;
the micro-grid circuit is arranged in the house and is connected with the power generation equipment through the energy storage equipment;
a bidirectional converter module is arranged between the energy storage equipment and the power generation equipment;
the microgrid circuit is connected with mains supply through a first intelligent switch;
the microgrid circuit is connected with the bidirectional converter module through a second intelligent switch.
The microgrid system control method comprises the following steps:
step S1, the cloud server acquires the sensing data of the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module through the communication unit, establishes an operation database, operates in a virtual module through the operation data in the operation database, sets the optimal operation parameters of a commercial power mode and a self-generating mode according to the operation result, and feeds the operation result back to the bidirectional converter module;
step S2, the cloud server acquires the electric energy type and the amplitude information of the load of the bidirectional converter module and the amplitude information of the microgrid circuit through the communication unit;
step S3, the cloud server controls the bidirectional converter module to output the electric energy type and the amplitude information to enable the electric energy type and the amplitude information to be matched with the normal amplitude information of the microgrid circuit; the second intelligent switch controls the bidirectional converter module to be connected to the microgrid circuit;
step S4, when the type and amplitude information of the electric energy output by the bidirectional converter module are not matched with the normal amplitude information of the microgrid circuit, the output of the bidirectional converter module is connected to the energy storage device;
and step S5, when the type and the amplitude information of the electric energy output by the bidirectional converter module are not matched with the normal amplitude information of the microgrid circuit and the power generation equipment does not work, the first intelligent switch controls the bidirectional converter module to be connected with the commercial power.
The household micro-grid system daily operation data are stored and subjected to simulation operation through a cloud storage technology to obtain an optimal operation result, the result is fed back to the bidirectional converter module, the power utilization mode is reasonably switched through the first intelligent switch and the second intelligent switch, and the household micro-grid system can operate better.
The power generation equipment comprises solar power generation equipment, wind power generation equipment and biomass power generation equipment.
The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.
Claims (1)
1. A family micro-grid system based on cloud storage comprises a cloud server, a micro-grid circuit, power generation equipment, energy storage equipment, a bidirectional converter module and a communication unit,
the cloud server is used for establishing a virtual module, the virtual module respectively corresponds to the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module, and acquires sensing data of the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module through the communication unit and transmits the sensing data to the virtual module;
the micro-grid circuit is arranged in the house and is connected with the power generation equipment through the energy storage equipment;
a bidirectional converter module is arranged between the energy storage equipment and the power generation equipment;
the microgrid circuit is connected with mains supply through a first intelligent switch;
the microgrid circuit is connected with the bidirectional converter module through a second intelligent switch;
the micro-grid system control method comprises the steps of
Step S1, the cloud server acquires the sensing data of the microgrid circuit, the power generation equipment, the energy storage equipment and the bidirectional converter module through the communication unit, establishes an operation database, operates in a virtual module through the operation data in the operation database, sets the optimal operation parameters of a commercial power mode and a self-generating mode according to the operation result, and feeds the operation result back to the bidirectional converter module;
step S2, the cloud server acquires the electric energy type and the amplitude information of the load of the bidirectional converter module and the amplitude information of the microgrid circuit through the communication unit;
step S3, the cloud server controls the bidirectional converter module to output the electric energy type and the amplitude information to enable the electric energy type and the amplitude information to be matched with the normal amplitude information of the microgrid circuit; the second intelligent switch controls the bidirectional converter module to be connected to the microgrid circuit;
step S4, when the type and amplitude information of the electric energy output by the bidirectional converter module are not matched with the normal amplitude information of the microgrid circuit, the output of the bidirectional converter module is connected to the energy storage device;
step S5, when the type and amplitude information of the electric energy output by the bidirectional converter module are not matched with the normal amplitude information of the microgrid circuit and the power generation equipment does not work, the first intelligent switch controls the bidirectional converter module to be connected with the commercial power;
the power generation equipment comprises solar power generation equipment, wind power generation equipment and biomass power generation equipment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911008527.8A CN110768376B (en) | 2019-10-22 | 2019-10-22 | Family micro-grid system based on cloud storage |
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| CN201911008527.8A CN110768376B (en) | 2019-10-22 | 2019-10-22 | Family micro-grid system based on cloud storage |
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| CN110768376A CN110768376A (en) | 2020-02-07 |
| CN110768376B true CN110768376B (en) | 2021-12-07 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066802A (en) * | 2018-10-19 | 2018-12-21 | 国家电网有限公司 | A kind of microgrid energy management system and method |
| CN110212560A (en) * | 2019-06-27 | 2019-09-06 | 上海电机学院 | Based on the hot energy storage control device of long-range control photovoltaic power generation common network counterflow-preventing and method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236718B (en) * | 2013-03-26 | 2014-12-31 | 东北大学 | Source-network-load automatic control system and method for intelligent microgrid |
| CN205489679U (en) * | 2016-03-17 | 2016-08-17 | 北京中电飞华通信股份有限公司 | Family is with little grid system based on energy management of family |
| CN107342595B (en) * | 2016-12-21 | 2020-10-02 | 北京理工大学 | Intelligent direct-current micro-grid system and control method |
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- 2019-10-22 CN CN201911008527.8A patent/CN110768376B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066802A (en) * | 2018-10-19 | 2018-12-21 | 国家电网有限公司 | A kind of microgrid energy management system and method |
| CN110212560A (en) * | 2019-06-27 | 2019-09-06 | 上海电机学院 | Based on the hot energy storage control device of long-range control photovoltaic power generation common network counterflow-preventing and method |
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Effective date of registration: 20221222 Address after: 530000 Room 2003, 20th Floor, Unit 2, Building 12, Nanning Hengda City, No. 9, Nahong Avenue, Nanning City, Guangxi Zhuang Autonomous Region Patentee after: Guangxi riyuexing Network Technology Co.,Ltd. Address before: 530008 No. 169 West University Road, the Guangxi Zhuang Autonomous Region, Nanning Patentee before: NANNING College FOR VOCATIONAL TECHNOLOGY |