CN112290591B - Household integrated photovoltaic control system - Google Patents

Household integrated photovoltaic control system Download PDF

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Publication number
CN112290591B
CN112290591B CN202011158749.0A CN202011158749A CN112290591B CN 112290591 B CN112290591 B CN 112290591B CN 202011158749 A CN202011158749 A CN 202011158749A CN 112290591 B CN112290591 B CN 112290591B
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China
Prior art keywords
circuit
power
management module
electric
low
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CN112290591A (en
Inventor
刘朝永
笪良飞
王春梅
瞿春
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Anhui Provincial Architectural Design And Research Institute Co ltd
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Anhui Provincial Architectural Design And Research Institute Co ltd
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Classifications

    • 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
    • H02J3/381—Dispersed generators
    • 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
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
    • 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
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • 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
    • H02J3/12—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load
    • H02J3/14—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
    • H02J3/144—Demand-response operation of the power transmission or distribution network
    • 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • 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
    • H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
    • H02J2300/20—The dispersed energy generation being of renewable origin
    • H02J2300/22—The renewable source being solar energy
    • H02J2300/24—The renewable source being solar energy of photovoltaic origin
    • 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
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/10—Photovoltaic [PV]
    • 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
    • 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
    • Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
    • 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
    • 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
    • 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
    • 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
    • Y04S10/123—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving renewable energy sources
    • 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
    • Y04S20/222—Demand response systems, e.g. load shedding, peak shaving
    • 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
    • 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

Landscapes

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

Abstract

The invention discloses a household integrated photovoltaic control system, which is used for solving the problem that the existing household photovoltaic control system cannot distribute electricity according to the electricity utilization level of an electric appliance after power failure, and the electric appliance, a power grid power supply and a photovoltaic power supply are connected together through a server, so that the electric appliance, the power grid power supply and the photovoltaic power supply are integrated with each other, and the problem of isolated operation of the existing photovoltaic power generation system is solved; the power utilization lines are classified, so that the photovoltaic power generation system can carry out differentiated power supply according to the importance level and the power consumption degree of the power utilization device after power failure; the problem that an existing photovoltaic power generation system cannot supply power according to the importance degree of an electric appliance is solved.

Description

Household integrated photovoltaic control system
Technical Field
The invention belongs to the field of photovoltaic power generation; relates to a photovoltaic power regulation technology; in particular to a household integrated photovoltaic control system.
Background
With the massive consumption of petrochemical energy and the serious environmental problems associated therewith, the use of sustainable and cleaner energy has become a global consensus. Solar energy is an inexhaustible new energy source without any environmental problem, and is increasingly valued and developed by various countries. Although the development of the photovoltaic industry in China is late, under the initiative of China, the photovoltaic power generation technology in China is first in the ascend world, so that each household in the future can be provided with a household photovoltaic power generation system. However, the existing household photovoltaic power generation system has a plurality of problems, the traditional photovoltaic power generation system is operated in isolation, the call with a power grid cannot be regulated, or the system cannot efficiently schedule the use of energy in a reasonable time, so that large waste of energy sources is caused, and the system is uneconomical for users. Meanwhile, after power failure, the electric appliance cannot be powered according to the using degree and the importance degree.
Disclosure of Invention
The invention aims to provide a household integrated photovoltaic control system which is used for solving the problem that the existing household photovoltaic control system cannot distribute electricity according to the electricity utilization level of an electric appliance after power failure.
The aim of the invention can be achieved by the following technical scheme:
a household integrated photovoltaic control system comprises a server, a transmission module, an intelligent home management module, a photovoltaic management module, a line management module, a current regulation module, a photovoltaic power supply, a power grid power supply and a storage battery power supply;
The circuit management module divides a circuit in a house into a low-power charging circuit, a high-power electric appliance circuit, a low-power household electric circuit, a special circuit of a network terminal and a necessary electric appliance circuit;
The server establishes data connection with the line management module through the transmission module to control the on-off condition of the circuit in the house, and specifically comprises the following steps:
step one: acquiring current regulation information in a current regulation module;
Step two: when the current regulation information is a power grid outage signal, the server sends a verification request to the photovoltaic management module;
step three: receiving verification information transmitted by a photovoltaic management module; when the verification information indicates that power generation cannot be performed, the server sends a medium-level danger signal to the line management module;
When the verification information is that the power generation can be performed, the server sends a low-level dangerous signal to the line management module;
step four: when the verification information in the third step is that power generation cannot be performed, the server establishes data transmission with the storage battery power supply, and the server monitors the electric quantity of the storage battery power supply in real time;
Step five: when the electric quantity of the storage battery power supply is 50% of the total capacity, the server sends a medium-grade danger signal to the line management module
Step six: when the electric quantity of the storage battery power supply is 30% of the total capacity, the server sends a medium-high-level dangerous signal to the line management module;
Step seven: when the electric quantity of the storage battery power supply is 10% of the total capacity, the server sends an advanced danger signal to the line management module.
Further, the line management module receives signals transmitted from the server to control opening and closing of the line, specifically:
A1: when receiving the low-level dangerous signals transmitted by the server, the circuit management module cuts off the high-power electric appliance circuit, and keeps the connection of the low-power charging circuit, the low-power household electric circuit, the special circuit of the internet terminal and the necessary electric appliance circuit;
a2: when a medium-level dangerous signal transmitted by a server is received, the circuit management module cuts off a high-power electric appliance circuit and a low-power household electric circuit, and keeps the connection of a low-power charging circuit, a special circuit of a network terminal and a necessary electric appliance circuit;
A3: when receiving the medium-high dangerous signal transmitted by the server, the line management module cuts off the high-power electric appliance line and the low-power household electric line, keeps the connection of the special line of the internet terminal and the necessary electric appliance line, and intermittently connects the low-power charging line;
A4: when the high-level dangerous signals transmitted by the server are received, the circuit management module cuts off the high-power electric appliance circuit and the low-power household electric circuit, keeps the connection of the special circuit of the internet terminal, and intermittently connects the low-power charging circuit and the necessary electric appliance circuit.
Further, the current regulating module is used for connecting a photovoltaic power supply and a power grid power supply;
When the storage battery power supply is deficient, the current regulating module is connected with the power grid power supply to charge the storage battery power supply.
Further, the photovoltaic management module is used for monitoring the generated energy of the photovoltaic power generation plate, and when the generated energy of the photovoltaic power generation plate is 20% of rated generated energy, the photovoltaic management module sends a failure to generate electricity to the server;
and when the generated energy of the photovoltaic power generation panel is 70% of the rated generated energy, the photovoltaic management module sends the power generation to the server.
Further, the intelligent home management module is used for classifying the home;
The photovoltaic power supply is a photovoltaic circuit board; the storage battery power supply is a battery pack formed by a plurality of 12V lithium batteries;
the power grid power supply is 220V alternating current.
Further, the low-power charging circuit is specifically a flat charging circuit, a shaver charging circuit and a small night lamp charging circuit.
Further, the high-power electric appliance circuit is specifically a television circuit, a computer circuit, an air conditioner circuit, a washing machine circuit, an electric kettle circuit and a refrigerator circuit.
Further, the low-power household electric circuit is specifically a humidifier electric circuit, an electric fan electric circuit and a radio electric circuit.
Further, the dedicated line for the internet surfing terminal is specifically a router electrical line and a cat electrical line.
Further, the necessary electric appliance circuit is specifically an electric lamp electric circuit and a mobile phone charger electric circuit.
Compared with the prior art, the invention has the beneficial effects that:
The server is arranged to connect the electric appliance, the power grid power supply and the photovoltaic power supply together, so that the electric appliance, the power grid power supply and the photovoltaic power supply are mutually integrated, and the problem of isolated operation of the existing photovoltaic power generation system is solved;
The power utilization lines are classified, so that the photovoltaic power generation system can carry out differentiated power supply according to the importance level and the power consumption degree of the power utilization device after power failure; when the electric quantity of the storage battery power supply is 90% of the total capacity, the circuit management module cuts off the high-power electric appliance circuit, and keeps the connection of the low-power charging circuit, the low-power household electric circuit, the special circuit of the internet terminal and the necessary electric appliance circuit; when the electric quantity of the storage battery power supply is 50% of the total capacity; the circuit management module cuts off high-power electric appliance circuits and low-power household electric circuits, and keeps the connection of the low-power charging circuits, the special circuits of the internet terminal and the necessary electric appliance circuits; when the electric quantity of the storage battery power supply is 30% of the total capacity, the circuit management module cuts off the high-power electric appliance circuit and the low-power household electric circuit, keeps the connection of the special circuit of the internet terminal and the necessary electric appliance circuit, and intermittently connects the low-power charging circuit; when the electric quantity of the storage battery power supply is 10% of the total capacity, the circuit management module cuts off the high-power electric appliance circuit and the low-power household electric circuit, keeps the connection of the special circuit of the internet terminal, and intermittently connects the low-power charging circuit and the necessary electric appliance circuit; the problem that an existing photovoltaic power generation system cannot supply power according to the importance degree of an electric appliance is solved.
Drawings
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
Fig. 1 is a block diagram of the system of the present invention.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, a household integrated photovoltaic control system comprises a server, a transmission module, an intelligent home management module, a photovoltaic management module, a line management module, a current regulation module, a photovoltaic power supply, a power grid power supply and a storage battery power supply;
The circuit management module divides the circuit in the house into a low-power charging circuit, a high-power electric appliance circuit, a low-power household electric circuit, a special circuit of the internet terminal and a necessary electric appliance circuit;
The server establishes data connection with the line management module through the transmission module to control the on-off condition of the circuit in the house, and specifically comprises the following steps:
step one: acquiring current regulation information in a current regulation module;
Step two: when the current regulation information is a power grid outage signal, the server sends a verification request to the photovoltaic management module;
step three: receiving verification information transmitted by a photovoltaic management module; when the verification information indicates that power generation cannot be performed, the server sends a medium-level danger signal to the line management module;
When the verification information is that the power generation can be performed, the server sends a low-level dangerous signal to the line management module;
step four: when the verification information in the third step is that power generation cannot be performed, the server establishes data transmission with the storage battery power supply, and the server monitors the electric quantity of the storage battery power supply in real time;
step five: when the electric quantity of the storage battery power supply is 50% of the total capacity, the server sends a medium-level danger signal to the line management module;
Step six: when the electric quantity of the storage battery power supply is 30% of the total capacity, the server sends a medium-high-level dangerous signal to the line management module;
Step seven: when the electric quantity of the storage battery power supply is 10% of the total capacity, the server sends an advanced danger signal to the line management module.
The line management module receives signals transmitted from the server to control line opening and closing, and specifically comprises the following steps:
A1: when receiving the low-level dangerous signals transmitted by the server, the circuit management module cuts off the high-power electric appliance circuit, and keeps the connection of the low-power charging circuit, the low-power household electric circuit, the special circuit of the internet terminal and the necessary electric appliance circuit;
a2: when a medium-level dangerous signal transmitted by a server is received, the circuit management module cuts off a high-power electric appliance circuit and a low-power household electric circuit, and keeps the connection of a low-power charging circuit, a special circuit of a network terminal and a necessary electric appliance circuit;
A3: when receiving the medium-high dangerous signal transmitted by the server, the line management module cuts off the high-power electric appliance line and the low-power household electric line, keeps the connection of the special line of the internet terminal and the necessary electric appliance line, and intermittently connects the low-power charging line;
A4: when the high-level dangerous signals transmitted by the server are received, the circuit management module cuts off the high-power electric appliance circuit and the low-power household electric circuit, keeps the connection of the special circuit of the internet terminal, and intermittently connects the low-power charging circuit and the necessary electric appliance circuit.
The current regulating module is used for connecting a photovoltaic power supply and a power grid power supply;
When the storage battery power supply is deficient, the current regulating module is connected with the power grid power supply to charge the storage battery power supply.
The photovoltaic management module is used for monitoring the generated energy of the photovoltaic power generation plate, and when the generated energy of the photovoltaic power generation plate is 20% of rated generated energy, the photovoltaic management module sends a request for generating power to the server;
and when the generated energy of the photovoltaic power generation panel is 70% of the rated generated energy, the photovoltaic management module sends the power generation to the server.
The intelligent home management module is used for classifying the home;
The photovoltaic power supply is a photovoltaic circuit board; the storage battery power supply is a battery pack formed by a plurality of 12V lithium batteries;
the power grid is 220V alternating current.
The low-power charging circuit is specifically a flat charging circuit, a shaver charging circuit and a small night lamp charging circuit.
The high-power electric appliance circuit is specifically a television electric circuit, a computer electric circuit, an air conditioner electric circuit, a washing machine electric circuit, an electric kettle electric circuit and a refrigerator electric circuit.
The low-power household electric circuit is concretely a humidifier electric circuit, an electric fan electric circuit and a radio electric circuit.
The special line of the internet surfing terminal is specifically a router electric line and a cat electric line.
The necessary electric circuit is specifically an electric circuit for electric lamp and an electric circuit for mobile phone charger.
When the invention is embodied:
when the electric quantity of the storage battery power supply is 90% of the total capacity, the circuit management module cuts off the high-power electric appliance circuit, and keeps the connection of the low-power charging circuit, the low-power household electric circuit, the special circuit of the internet terminal and the necessary electric appliance circuit; when the electric quantity of the storage battery power supply is 50% of the total capacity; the circuit management module cuts off high-power electric appliance circuits and low-power household electric circuits, and keeps the connection of the low-power charging circuits, the special circuits of the internet terminal and the necessary electric appliance circuits; when the electric quantity of the storage battery power supply is 30% of the total capacity, the circuit management module cuts off the high-power electric appliance circuit and the low-power household electric circuit, keeps the connection of the special circuit of the internet terminal and the necessary electric appliance circuit, and intermittently connects the low-power charging circuit; when the electric quantity of the storage battery power supply is 10% of the total capacity, the circuit management module cuts off the high-power electric appliance circuit and the low-power household electric circuit, keeps the connection of the special circuit of the internet terminal, and intermittently connects the low-power charging circuit and the necessary electric appliance circuit.
In the description of the present invention, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and for simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, as well as a specific orientation configuration and operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
Unless specifically stated or limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly and may be, for example, fixedly attached, detachably attached, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in detail by those skilled in the art; the preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims (5)

1. The household integrated photovoltaic control system is characterized by comprising a server, a transmission module, an intelligent home management module, a photovoltaic management module, a line management module, a current regulation module, a photovoltaic power supply, a power grid power supply and a storage battery power supply;
The circuit management module divides a circuit in a house into a low-power charging circuit, a high-power electric appliance circuit, a low-power household electric circuit, a special circuit of a network terminal and a necessary electric appliance circuit; the special line of the internet surfing terminal is specifically a router electric line and a cat electric line; the necessary electric appliance circuit is concretely an electric lamp electric circuit and a mobile phone charger electric circuit;
The server establishes data connection with the line management module through the transmission module to control the on-off condition of the circuit in the house, and specifically comprises the following steps:
step one: acquiring current regulation information in a current regulation module;
Step two: when the current regulation information is a power grid outage signal, the server sends a verification request to the photovoltaic management module;
step three: receiving verification information transmitted by a photovoltaic management module; when the verification information indicates that power generation cannot be performed, the server sends a medium-level danger signal to the line management module;
When the verification information is that the power generation can be performed, the server sends a low-level dangerous signal to the line management module;
step four: when the verification information in the third step is that power generation cannot be performed, the server establishes data transmission with the storage battery power supply, and the server monitors the electric quantity of the storage battery power supply in real time;
step five: when the electric quantity of the storage battery power supply is 50% of the total capacity, the server sends a medium-level danger signal to the line management module;
Step six: when the electric quantity of the storage battery power supply is 30% of the total capacity, the server sends a medium-high-level dangerous signal to the line management module;
Step seven: when the electric quantity of the storage battery power supply is 10% of the total capacity, the server sends an advanced danger signal to the line management module;
The line management module receives signals transmitted from the server to control line opening and closing, and specifically comprises the following steps:
A1: when receiving the low-level dangerous signals transmitted by the server, the circuit management module cuts off the high-power electric appliance circuit, and keeps the connection of the low-power charging circuit, the low-power household electric circuit, the special circuit of the internet terminal and the necessary electric appliance circuit;
a2: when a medium-level dangerous signal transmitted by a server is received, the circuit management module cuts off a high-power electric appliance circuit and a low-power household electric circuit, and keeps the connection of a low-power charging circuit, a special circuit of a network terminal and a necessary electric appliance circuit;
a3: when receiving the medium-high dangerous signal transmitted by the server, the line management module cuts off the high-power electric appliance line and the low-power household electric line, keeps the connection of the special line of the internet terminal and the necessary electric appliance line, and intermittently connects the low-power charging line;
A4: when receiving the high-level dangerous signals transmitted by the server, the line management module cuts off the high-power electric appliance line and the low-power household electric line, keeps the connection of the special line of the internet terminal, and intermittently connects the low-power charging line and the necessary electric appliance line;
The current regulating module is used for switching on a photovoltaic power supply circuit and a power grid power supply circuit;
When the storage battery power supply is deficient, the current regulating module is connected with the power grid power supply to charge the storage battery power supply;
the photovoltaic management module is used for monitoring the generated energy of the photovoltaic power generation panel, and when the generated energy of the photovoltaic power generation panel is 20% of rated generated energy, the photovoltaic management module sends a power failure to the server;
when the generating capacity of the photovoltaic generating panel is 70% of the rated generating capacity, the photovoltaic management module sends a power generation request to the server;
When the electric quantity of the storage battery power supply is 90% of the total capacity, the circuit management module cuts off the high-power electric appliance circuit, and keeps the connection of the low-power charging circuit, the low-power household electric circuit, the special circuit of the internet terminal and the necessary electric appliance circuit; when the electric quantity of the storage battery power supply is 50% of the total capacity; the circuit management module cuts off high-power electric appliance circuits and low-power household electric circuits, and keeps the connection of the low-power charging circuits, the special circuits of the internet terminal and the necessary electric appliance circuits; when the electric quantity of the storage battery power supply is 30% of the total capacity, the circuit management module cuts off the high-power electric appliance circuit and the low-power household electric circuit, keeps the connection of the special circuit of the internet terminal and the necessary electric appliance circuit, and intermittently connects the low-power charging circuit; when the electric quantity of the storage battery power supply is 10% of the total capacity, the circuit management module cuts off the high-power electric appliance circuit and the low-power household electric circuit, keeps the connection of the special circuit of the internet terminal, and intermittently connects the low-power charging circuit and the necessary electric appliance circuit.
2. The home integrated photovoltaic control system of claim 1, wherein the smart home management module is configured to categorize a home; the photovoltaic power supply is a photovoltaic circuit board; the storage battery power supply is a battery pack formed by a plurality of 12V lithium batteries; the power grid power supply is 220V alternating current.
3. The household integrated photovoltaic control system of claim 1, wherein the low power charging circuit is specifically a flat panel charging circuit, a shaver charging circuit, and a small night light circuit.
4. The household integrated photovoltaic control system according to claim 1, wherein the high power electrical appliance circuit is specifically a television circuit, a computer circuit, an air conditioner circuit, a washing machine circuit, an electric kettle circuit, and a refrigerator circuit.
5. The household integrated photovoltaic control system of claim 1, wherein the low power household electrical circuit is specifically a humidifier electrical circuit, an electric fan electrical circuit, and a radio electrical circuit.
CN202011158749.0A 2020-10-26 2020-10-26 Household integrated photovoltaic control system Active CN112290591B (en)

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