CN106130052A - Family based on distributed photovoltaic power generation and energy-storage system energy efficiency management system - Google Patents
Family based on distributed photovoltaic power generation and energy-storage system energy efficiency management system Download PDFInfo
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- CN106130052A CN106130052A CN201610550631.XA CN201610550631A CN106130052A CN 106130052 A CN106130052 A CN 106130052A CN 201610550631 A CN201610550631 A CN 201610550631A CN 106130052 A CN106130052 A CN 106130052A
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- 238000010248 power generation Methods 0.000 title claims abstract description 24
- 238000004146 energy storage Methods 0.000 title claims abstract description 18
- 230000005611 electricity Effects 0.000 claims abstract description 80
- 238000013178 mathematical model Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 238000004659 sterilization and disinfection Methods 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
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- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
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- 238000005286 illumination Methods 0.000 description 1
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Classifications
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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
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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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
- H02J3/12—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
-
- H02J3/383—
-
- 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
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/10—The network having a local or delimited stationary reach
- H02J2310/12—The local stationary network supplying a household or a building
- H02J2310/14—The load or loads being home appliances
-
- 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
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/50—The network for supplying or distributing electric power characterised by its spatial reach or by the load for selectively controlling the operation of the loads
- H02J2310/56—The network for supplying or distributing electric power characterised by its spatial reach or by the load for selectively controlling the operation of the loads characterised by the condition upon which the selective controlling is based
- H02J2310/62—The condition being non-electrical, e.g. temperature
- H02J2310/64—The condition being economic, e.g. tariff based load management
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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
- 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
- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil 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
- 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
Abstract
The invention provides a kind of family based on distributed photovoltaic power generation and energy-storage system energy efficiency management system, including: photovoltaic array, accumulator, DC-AC modular converter, two-way ammeter, energy efficiency management system and household electricity load；Wherein, described photovoltaic array, described accumulator connect described household electricity by DC-AC modular converter and load；Described two-way ammeter one end connects the load of described household electricity, described DC-AC modular converter, and the other end is used for connecting electrical network；On the one hand described energy efficiency management system connects described DC-AC modular converter, on the other hand connects the load of described household electricity, for adjusting described photovoltaic array and/or the output of described accumulator according to the power consumption of household electricity load.The present invention is under conditions of Peak-valley TOU power price, for different electricity price levels, runs time and the discharge and recharge time of accumulator by analysis modeling reasonable distribution family load, improves performance driving economy, it is achieved maximization of economic benefit.
Description
Technical field
The present invention relates to household electricity energy efficiency management, in particular it relates to one is based on distributed photovoltaic power generation and energy storage system
Family's energy efficiency management system of system.
Background technology
As the key areas of intelligent grid, distributed photovoltaic power generation have clean and effective, scattered distribution flexibly, can be to electricity
Net plays the advantages such as the effect of peak load shifting, is paid close attention to widely by government's popularization energetically and society, therefore distributed photovoltaic
The generating application in resident side is rapidly progressed.Along with the user installing family distributed photovoltaic grid-connected system increases
Many, family distributed photovoltaic power generation and household electricity are controlled management, information gathering and energy-optimised there is important meaning
Justice.
Therefore, how to combine distributed photovoltaic power generation and energy-storage system makes household electricity safer efficiently, intelligent rationally, carry
High household electricity benefit, shortens the problems such as distributed photovoltaic system cost return period and has become the study hotspot in this field.
It addition, customer charge is broadly divided into 3 classes by its schedulability, including important load, adjustable load, translatable
Load.Important load refers to the load must powered within the specific time period, such as illumination, refrigerator etc.；Adjustable load refers to
The load that demand is the most variable, such as heating installation, air-conditioning etc.；Translatable load refers to that load power-on time can be according to plan
The load of variation, such as washing machine, disinfection cabinet etc..Family's load also exists certain translatable load, at Peak-valley TOU power price
Under conditions of, the translatable load of rational management is conducive to improving performance driving economy.
Summary of the invention
For defect of the prior art, it is an object of the invention to provide a kind of based on distributed photovoltaic power generation and energy storage system
Family's energy efficiency management system of system.Distributed photovoltaic array and accumulator are combined by the present invention, and according to peak and valley time electricity
Valency and photovoltaic are exerted oneself situation, find the household load power program of optimum, it is achieved the Optimum utilization to family's efficiency, reach economical
Maximizing the benefits.
Family based on distributed photovoltaic power generation and the energy-storage system energy efficiency management system provided according to the present invention, including:
Photovoltaic array, accumulator, DC-AC modular converter, two-way ammeter, energy efficiency management system and household electricity load；
Wherein, described photovoltaic array, described accumulator connect described household electricity by DC-AC modular converter and load；
Described two-way ammeter one end connects the load of described household electricity, described DC-AC modular converter, and the other end is used for connecting electrical network；
On the one hand described energy efficiency management system connects described DC-AC modular converter, on the other hand connects described home-use
Electric loading, for adjusting described photovoltaic array and/or the output of described accumulator according to the power consumption of household electricity load.
Preferably, described DC-AC modular converter includes a DC/DC module, the 2nd DC/DC module and DC/AC mould
Block；
Wherein, described photovoltaic array passes sequentially through a DC/DC module, DC/AC module connects described two-way ammeter, family
Use electric loading；
Described accumulator connects described two-way ammeter by the 2nd DC/DC module, DC/AC module, household electricity loads.
Preferably, the concrete control method of described photovoltaic array and accumulator is:
When in the peak of power consumption period, the photovoltaic generation of photovoltaic array is completely used for the power supply into household electricity load,
If during the load power that photovoltaic generation loads more than household electricity, unnecessary electricity is sent into electrical network；
When photovoltaic generation power is less than the load power of household electricity load, provide not enough electricity by accumulator；
When the load power that the output of photovoltaic generation power and accumulator loads less than household electricity, pass through electrical network
Not enough electricity is provided；
When in the low power consumption period, by electrical network, accumulator is charged.
Preferably, the power consumption that described energy efficiency management system loads according to household electricity adjust described photovoltaic array and/or
The output of described accumulator method particularly includes:
Step 1: obtain the photovoltaic generation on the same day by photovoltaic power generation power prediction and exert oneself power prediction data；
Step 2: by family's energy efficiency management mathematical model, brings photovoltaic generation into and exerts oneself power prediction data, be calculated
The best start of translatable load runs the time so that in one day, household electricity total cost is minimum；
Step 3: run the break-make of the translatable load of time control according to the best start of translatable load, makes translatable negative
Lotus runs the time at best start and runs, and carries out the charge and discharge control of accumulator simultaneously.
Preferably, described family energy efficiency management mathematical model:
Household electricity total cost in wherein C is one day, 24 hourly averages in a day are divided into n time period, and t is time period sequence
Number；The general power of all families load in the expression t period,In representing the t period, photovoltaic generation goes out activity of force,When representing t
In section, accumulator sends power, WPVIt it is the photovoltaic power generation quantity of a day；For electrical network electricity consumption electricity price, f in the t periodRFor remaining electricity online
Electricity price, fPVSubsidize for photovoltaic generation；TLiRepresent the operation starting time of the translatable load of i-th, [αi,βi] it is that i-th can be put down
Move the scope of the operation starting time of load, pb maxFor accumulator maximum charge-discharge electric power.
Preferably, described translatable load is the load of the household electricity load that power-on time can change according to plan；
Described translatable load includes in washing machine, disinfection cabinet or water heater any one or appoints multiple.
Preferably, the described peak of power consumption period is 8:00 to 22:00；The described low power consumption period is 22:00-next day 8:
00。
Compared with prior art, the present invention has a following beneficial effect:
1, the present invention is under conditions of Peak-valley TOU power price, for different electricity price levels, is rationally divided by analysis modeling
Join the operation time of family's load and the discharge and recharge time of accumulator, improve performance driving economy, it is achieved economic benefit is maximum
Change；
2, the present invention combines tou power price and photovoltaic generation is exerted oneself power situation, and the translatable load of rational management is conducive to carrying
High photovoltaic, from dissolving rate, can realize the peak load shifting effect of whole society's scope simultaneously, strengthens the stability of operation of power networks.
Accompanying drawing explanation
By the detailed description non-limiting example made with reference to the following drawings of reading, the further feature of the present invention,
Purpose and advantage will become more apparent upon:
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.Following example will assist in the technology of this area
Personnel are further appreciated by the present invention, but limit the present invention the most in any form.It should be pointed out that, the ordinary skill to this area
For personnel, without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement.These broadly fall into the present invention
Protection domain.
Distributed photovoltaic power generation and energy storage are combined by the present invention, and exert oneself situation according to tou power price and photovoltaic, look for
To optimum household load power program, it is achieved the Optimum utilization to family's efficiency, reach maximization of economic benefit.
As it is shown in figure 1, the present invention includes that polylith solar panel forms photovoltaic array, photovoltaic array is sent out after accepting sunshine
Go out direct current energy, after inverter, obtain 220V, 50Hz AC energy of approximation, photovoltaic battery panel and energy storage battery access
Domestic power entrance, and be connected with electrical network, both can be that household load is powered, unnecessary electricity can be transported to power distribution network again.
There is bidirectional electric energy exchange in electrical network and family, need to install Bidirectional intelligent ammeter and measure positive and negative two kinds of electricity charge respectively.At peak and valley time
Under conditions of electricity price, system is by the coordinated management to photovoltaic generation and energy storage battery, and the electricity consumption to household load is adjusted
Degree, it is achieved the optimal control of household electricity.
In the present embodiment, the energy efficiency management system of family based on distributed photovoltaic power generation and energy-storage system that the present invention provides
System, including: photovoltaic array, accumulator, DC-AC modular converter, two-way ammeter, energy efficiency management system and household electricity are negative
Carry；
Wherein, described photovoltaic array, described accumulator connect described household electricity by DC-AC modular converter and load；
Described two-way ammeter one end connects the load of described household electricity, described DC-AC modular converter, and the other end is used for connecting electrical network；
On the one hand described energy efficiency management system connects described DC-AC modular converter, on the other hand connects described home-use
Electric loading, for adjusting described photovoltaic array and/or the output of described accumulator according to the power consumption of household electricity load.
Described DC-AC modular converter includes a DC/DC module, the 2nd DC/DC module and DC/AC module；
Wherein, described photovoltaic array passes sequentially through a DC/DC module, DC/AC module connects described two-way ammeter, family
Use electric loading；
Described accumulator connects described two-way ammeter by the 2nd DC/DC module, DC/AC module, household electricity loads.
The concrete control method of described photovoltaic array and accumulator is:
When in the peak of power consumption period, the photovoltaic generation of photovoltaic array is completely used for the power supply into household electricity load,
If during the load power that photovoltaic generation loads more than household electricity, unnecessary electricity is sent into electrical network；
When photovoltaic generation power is less than the load power of household electricity load, provide not enough electricity by accumulator；
When the load power that the output of photovoltaic generation power and accumulator loads less than household electricity, pass through electrical network
Not enough electricity is provided；
When in the low power consumption period, by electrical network, accumulator is charged.
The power consumption that described energy efficiency management system loads according to household electricity adjusts described photovoltaic array and/or described electric power storage
The output in pond method particularly includes:
Step 1: obtain the photovoltaic generation on the same day by photovoltaic power generation power prediction and exert oneself power prediction data；
Step 2: by family's energy efficiency management mathematical model, brings photovoltaic generation into and exerts oneself power prediction data, be calculated
The best start of translatable load runs the time so that in one day, household electricity total cost is minimum；
Step 3: run the break-make of the translatable load of time control according to the best start of translatable load, makes translatable negative
Lotus runs the time at best start and runs, and carries out the charge and discharge control of accumulator simultaneously.
Described family energy efficiency management mathematical model:
Household electricity total cost in wherein C is one day, 24 hourly averages in a day are divided into n time period, and t is time period sequence
Number；The general power of all families load in the expression t period,In representing the t period, photovoltaic generation goes out activity of force,Represent t
In period, accumulator sends power, WPVIt it is the photovoltaic power generation quantity of a day；For electrical network electricity consumption electricity price, f in the t periodRFor Yu electricity Shang
Net electricity price, fPVSubsidize for photovoltaic generation；TLiRepresent the operation starting time of the translatable load of i-th, [αi,βi] it is that i-th can
The scope of the operation starting time of translation load, pb maxFor accumulator maximum charge-discharge electric power.
Family's load can be divided into important load, adjustable load and translatable load 3 class by its schedulability.Wherein can put down
The power-on time moving load can change, according to plan such as washing machine, disinfection cabinet, water heater etc..It is believed that family over a period to come
The electricity consumption time of front yard load is relatively fixed.Therefore the operation starting time of translatable load can be carried out rational management, improve
Performance driving economy.Described translatable load is the load of the household electricity load that power-on time can change according to plan；Described can
Translation load includes in washing machine, disinfection cabinet or water heater any one or appoints multiple.
The described peak of power consumption period is 8:00 to 22:00；The described low power consumption period is 22:00-8:00 next day.
Above the specific embodiment of the present invention is described.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformation or amendment within the scope of the claims, this not shadow
Ring the flesh and blood of the present invention.
Claims (7)
1. family based on a distributed photovoltaic power generation and energy-storage system energy efficiency management system, it is characterised in that including: photovoltaic
Array, accumulator, DC-AC modular converter, two-way ammeter, energy efficiency management system and household electricity load；
Wherein, described photovoltaic array, described accumulator connect described household electricity by DC-AC modular converter and load；Described
Two-way ammeter one end connects the load of described household electricity, described DC-AC modular converter, and the other end is used for connecting electrical network；
On the one hand described energy efficiency management system connects described DC-AC modular converter, on the other hand connects described household electricity and bears
Carry, for adjusting described photovoltaic array and/or the output of described accumulator according to the power consumption of household electricity load.
Family based on distributed photovoltaic power generation and energy-storage system the most according to claim 1 energy efficiency management system, it is special
Levying and be, described DC-AC modular converter includes a DC/DC module, the 2nd DC/DC module and DC/AC module；
Wherein, described photovoltaic array passes sequentially through a DC/DC module, DC/AC module connects described two-way ammeter, household electricity
Load；
Described accumulator connects described two-way ammeter by the 2nd DC/DC module, DC/AC module, household electricity loads.
Family based on distributed photovoltaic power generation and energy-storage system the most according to claim 1 energy efficiency management system, it is special
Levying and be, the concrete control method of described photovoltaic array and accumulator is:
When in the peak of power consumption period, the photovoltaic generation of photovoltaic array is completely used for the power supply into household electricity load, if light
During the load power that volt generating loads more than household electricity, unnecessary electricity is sent into electrical network；
When photovoltaic generation power is less than the load power of household electricity load, provide not enough electricity by accumulator；
When the load power that the output of photovoltaic generation power and accumulator loads less than household electricity, provided by electrical network
Not enough electricity；
When in the low power consumption period, by electrical network, accumulator is charged.
Family based on distributed photovoltaic power generation and energy-storage system the most according to claim 1 energy efficiency management system, it is special
Levying and be, the power consumption that described energy efficiency management system loads according to household electricity adjusts described photovoltaic array and/or described electric power storage
The output in pond method particularly includes:
Step 1: obtain the photovoltaic generation on the same day by photovoltaic power generation power prediction and exert oneself power prediction data；
Step 2: by family's energy efficiency management mathematical model, brings photovoltaic generation into and exerts oneself power prediction data, be calculated and can put down
The best start moving load runs the time so that in one day, household electricity total cost is minimum；
Step 3: run the break-make of the translatable load of time control according to the best start of translatable load, make translatable load exist
Best start runs the time and runs, and carries out the charge and discharge control of accumulator simultaneously.
Family based on distributed photovoltaic power generation and energy-storage system the most according to claim 4 energy efficiency management system, it is special
Levy and be, described family energy efficiency management mathematical model:
Household electricity total cost in wherein C is one day, 24 hourly averages in a day are divided into n time period, and t is time period sequence number；
The general power of all families load in the expression t period,In representing the t period, photovoltaic generation goes out activity of force,In representing the t period
Accumulator sends power, WPVIt it is the photovoltaic power generation quantity of a day；For electrical network electricity consumption electricity price, f in the t periodRFor remaining electricity rate for incorporation into the power network,
fPVSubsidize for photovoltaic generation；TLiRepresent the operation starting time of the translatable load of i-th, [αi,βi] it is the translatable load of i-th
The scope of operation starting time, pbmaxFor accumulator maximum charge-discharge electric power.
Family based on distributed photovoltaic power generation and energy-storage system the most according to claim 4 energy efficiency management system, it is special
Levying and be, described translatable load is the load of the household electricity load that power-on time can change according to plan；
Described translatable load includes in washing machine, disinfection cabinet or water heater any one or appoints multiple.
Family based on distributed photovoltaic power generation and energy-storage system the most according to claim 3 energy efficiency management system, it is special
Levying and be, the described peak of power consumption period is 8:00 to 22:00；The described low power consumption period is 22:00-8:00 next day.
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| CN201610550631.XA CN106130052A (en) | 2016-07-13 | 2016-07-13 | Family based on distributed photovoltaic power generation and energy-storage system energy efficiency management system |
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| CN201610550631.XA CN106130052A (en) | 2016-07-13 | 2016-07-13 | Family based on distributed photovoltaic power generation and energy-storage system energy efficiency management system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268777A (en) * | 2017-07-21 | 2017-10-20 | 赫普热力发展有限公司 | The system that a kind of building electricity-saving establishment is combined with battery |
| CN107359635A (en) * | 2017-08-14 | 2017-11-17 | 国网天津市电力公司 | A kind of family's electric energy management system and method based on power system peak interval of time |
| CN108470223A (en) * | 2018-03-15 | 2018-08-31 | 南京智格电力科技有限公司 | A kind of distributed home photovoltaic energy efficiency management system and management method |
| CN108736498A (en) * | 2018-05-24 | 2018-11-02 | 上海交通大学 | A kind of energy control method for smart home light storage electricity generation system |
| CN108923449A (en) * | 2018-06-28 | 2018-11-30 | 国网上海市电力公司 | A kind of household energy management system and method |
| CN111628493A (en) * | 2020-04-17 | 2020-09-04 | 湖北中钒储能科技有限公司 | Control method of integrated energy storage power station for optical storage |
| CN113824141A (en) * | 2021-08-05 | 2021-12-21 | 华翔翔能科技股份有限公司 | Photovoltaic energy storage battery management system |
| CN116667538A (en) * | 2023-07-24 | 2023-08-29 | 常州思瑞电力科技有限公司 | Electricity consumption management system of household photovoltaic power station |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268777A (en) * | 2017-07-21 | 2017-10-20 | 赫普热力发展有限公司 | The system that a kind of building electricity-saving establishment is combined with battery |
| CN107359635A (en) * | 2017-08-14 | 2017-11-17 | 国网天津市电力公司 | A kind of family's electric energy management system and method based on power system peak interval of time |
| CN108470223A (en) * | 2018-03-15 | 2018-08-31 | 南京智格电力科技有限公司 | A kind of distributed home photovoltaic energy efficiency management system and management method |
| CN108736498A (en) * | 2018-05-24 | 2018-11-02 | 上海交通大学 | A kind of energy control method for smart home light storage electricity generation system |
| CN108923449A (en) * | 2018-06-28 | 2018-11-30 | 国网上海市电力公司 | A kind of household energy management system and method |
| CN111628493A (en) * | 2020-04-17 | 2020-09-04 | 湖北中钒储能科技有限公司 | Control method of integrated energy storage power station for optical storage |
| CN113824141A (en) * | 2021-08-05 | 2021-12-21 | 华翔翔能科技股份有限公司 | Photovoltaic energy storage battery management system |
| CN116667538A (en) * | 2023-07-24 | 2023-08-29 | 常州思瑞电力科技有限公司 | Electricity consumption management system of household photovoltaic power station |
| CN116667538B (en) * | 2023-07-24 | 2023-09-29 | 常州思瑞电力科技有限公司 | Electricity consumption management system of household photovoltaic power station |
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