CN101958575A - Automatic control energy saving system for solar energy generation storage and valley power consumption storage - Google Patents

Automatic control energy saving system for solar energy generation storage and valley power consumption storage Download PDF

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Publication number
CN101958575A
CN101958575A CN2010101549342A CN201010154934A CN101958575A CN 101958575 A CN101958575 A CN 101958575A CN 2010101549342 A CN2010101549342 A CN 2010101549342A CN 201010154934 A CN201010154934 A CN 201010154934A CN 101958575 A CN101958575 A CN 101958575A
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China
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energy
storage battery
power
accumulation
switch
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CN2010101549342A
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Chinese (zh)
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陈太明
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陈太明
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Priority to CN2010101549342A priority Critical patent/CN101958575A/en
Publication of CN101958575A publication Critical patent/CN101958575A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/70Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30Systems 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
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems

Abstract

The invention discloses an automatic control energy saving system for solar energy generation storage and valley power consumption storage, which comprises a solar photovoltaic module, a charge controller, a storage battery overcharge linked switch, a storage battery over-discharge linked switch, a storage battery pack, a power inverter, a reduction rectifier, a time control switch, a mains supply access port, and an electric output port. The system belongs to the field of energy application, can automatically store electric energy which is generated by solar energy and the electric energy of valley power consumption in the storage battery pack, and meanwhile, can automatically output the electric energy in the storage battery pack to electric equipment; and when the electric energy of the storage battery pack is not enough or power is utilized in valley, the system can automatically switch the electric energy of an external power grid into the electric output port directly. The system can automatically control running according to factors, such as the solar energy generating condition, peak-valley power consumption time period, the operation condition of the storage battery pack, and the like, so as to realize energy source complementation, make good use of solar energy generation, increase the utilization ratio of valley power consumption, and completely fulfill the aim of energy conservation and environmental protection. The system can optimally design and configure according to the customer requirement.

Description

Energy conserving system is controlled in a kind of solar power generation accumulation of energy and valley power consumption accumulation of energy automatically
Technical field
Utilize daytime of the present invention and utilize the accumulation of energy of civil power valley power consumption in solar power generation and accumulation of energy, evening, carry out automatic control transformation power mode according to electricity consumption time and electricity consumption situation and reach the electricity consumption purpose of energy saving, the present invention relates to solar energy generation technology and civil power energy accumulating technique and electric automatic control technology.
Background technology
Present most of city electricity consumption all divides crest segment and paddy section, and valley power consumption does not mostly make full use of, solar power generation is because cost height, fugitive rate of hours of daylight are low is not also greatly developed and popularize in addition, consider above reason, the technology that the present invention has adopted solar power generation accumulation of energy and valley power consumption accumulation of energy to combine, rationally utilize solar power generation and improved the valley power consumption utilization rate, fully reach purpose of energy saving.
Summary of the invention
The objective of the invention is to rationally utilize solar power generation and make full use of valley power consumption and reach purpose of energy saving, also solve simultaneously solar power generation and be subjected to short limitation of hours of daylight, the present invention adopts mature technology, and cost is not high, has market application foreground very widely.
Description of drawings
Structure principle chart of the present invention comprises as shown in Figure 1: solar photovoltaic assembly (1), charge controller (2), accumulator super-charge linked switch (3), storage battery are crossed and are put linked switch 1(4), storage battery crosses and puts linked switch 2(5), energy storage battery group (6), power inverter (7), buck rectifier (8), time control switch 1(9), time control switch 2(10), civil power access interface (11), electricity consumption output port (12).
The electric energy that solar photovoltaic assembly (1) produces is wired to charge controller (2), and charge controller is controlled accumulator super-charge linked switch (3) automatically according to system conditions the electric energy of solar energy converting is inserted energy storage battery group (6) accumulation of energy of charging; Civil power access interface (11) with civil power by time control switch 2(10) be linked into buck rectifier (8), electric energy through step-down rectifier is connected to charge controller (2) by conducting medium, charge controller is controlled accumulator super-charge linked switch (3) automatically according to system conditions electric energy is inserted energy storage battery group (6) accumulation of energy of charging, the electric energy of energy storage battery group (6) is crossed by storage battery and is put linked switch 1(4) electric energy is delivered to power inverter (7) be transformed into the interchange electricity consumption, export electric energy to power consumption equipment by electricity consumption output port (12) at last.Storage battery is crossed and is put linked switch 2(5) and time control switch 1(9) be connected between civil power access interface (11) and the electricity consumption output port (12), thereby the power mode of opening or closing change native system electricity consumption output port (12) controlled automatically according to system operation time section and operating condition.
The present invention is the energy-saving effect that reaches best, system divides 2 time periods to move automatically according to the peak valley electricity: at 8 o'clock of 22 o'clock to next day in the evening on the same day, civil power enters the paddy section and charges, time control switch 1(9 in the native system) will automatically switch to connected state, civil power will be delivered directly to electricity consumption output port (12) to power devices, while time control switch 2(10) automatically switches to connected state, the city is electrically connected to buck rectifier (8), to energy storage battery group (6) charging accumulation of energy, this time period solar photovoltaic assembly (1) is not so owing to there is not produce sunshine electric energy through charge controller (2) for direct current behind the step-down rectifier; At 22 o'clock of 8 o'clock to evening in the morning next day, civil power enters crest segment and charges, time control switch 1(9 in the native system) and time control switch 2(10) will automatically switch to off-state, energy storage battery group (6) is connected to electric energy stored and powers to power consumption equipment by electricity consumption output port (12) after power inverter (7) is transformed into the standard civil power, simultaneously solar photovoltaic assembly (1) is started working, the solar energy that is produced be transformed into electric energy after the controller that overcharges (2) to energy storage battery group (6) charging accumulation of energy.
In order to make the normal even running of system, when energy storage battery group (6) electric energy is not enough, cross and put protection switch 1(4) automatic disconnection, cross simultaneously and put protection switch 2(5) auto-closing, batteries this moment (6) is not to power devices, and civil power is put protection switch 2(5 by crossing) directly link electricity consumption output port (12) to power devices; When the energy storage battery group is full of once more, cross and put protection switch (4) auto-closing, cross simultaneously and put protection switch 2(5) disconnect, batteries this moment (6) is to power inverter (7) power supply, links electricity consumption output port (12) to power devices after being transformed into the standard line voltage; Electrical storage battery (6) charging will be no longer given in over-charge protective switch (3) automatic disconnection after energy storage battery group (6) is full of electricity this moment, not overcharged with protection energy storage battery group (6) to prolong its life-span.

Claims (5)

1. energy conserving system is controlled in solar power generation accumulation of energy and valley power consumption accumulation of energy automatically, and comprising: solar photovoltaic assembly (1), charge controller (2), accumulator super-charge linked switch (3), storage battery are crossed and put linked switch 1(4), storage battery crosses and puts linked switch 2(5), energy storage battery group (6), power inverter (7), buck rectifier (8), time control switch 1(9), time control switch 2(10), civil power access interface (11), electricity consumption output port (12).
2. the acute claim 1 of root is described, this solar power generation accumulation of energy and valley power consumption accumulation of energy are controlled the electric energy that energy conserving system is characterized in that solar photovoltaic assembly (1) produces automatically and are wired to charge controller (2), charge controller is controlled accumulator super-charge linked switch (3) automatically according to system conditions the electric energy of solar energy converting is inserted energy storage battery group (6) accumulation of energy of charging, civil power access interface (11) with civil power by time control switch 2(10) be linked into buck rectifier (8), electric energy through step-down rectifier is connected to charge controller (2) by conducting medium, charge controller is controlled accumulator super-charge linked switch (3) automatically according to system conditions electric energy is inserted energy storage battery group (6) accumulation of energy of charging, the electric energy of energy storage battery group (6) is crossed by storage battery and is put linked switch 1(4) electric energy is delivered to power inverter (7) be transformed into the interchange electricity consumption, export electric energy to power consumption equipment by electricity consumption output port (12) at last.Storage battery is crossed and is put linked switch 2(5) and time control switch 1(9) be connected between civil power access interface (11) and the electricity consumption output port (12), thereby the power mode of opening or closing change native system electricity consumption output port (12) controlled automatically according to system operation time section and operating condition.
3. acute claim 1 of root and claim 2 are described, this solar power generation accumulation of energy and valley power consumption accumulation of energy are controlled energy conserving system automatically and be it is characterized in that dividing 2 time periods to move automatically according to electricity using at the peak time: at 8 o'clock of 22 o'clock to next day in the evening on the same day, civil power enters the paddy section and charges, time control switch 1(9 in the native system) will automatically switch to connected state, civil power will be delivered directly to electricity consumption output port (12) to power devices, while time control switch 2(10) automatically switches to connected state, the city is electrically connected to buck rectifier (8), to energy storage battery group (6) charging accumulation of energy, this time period solar photovoltaic assembly (1) is not so owing to there is not produce sunshine electric energy through charge controller (2) for direct current behind the step-down rectifier; At 22 o'clock of 8 o'clock to evening in the morning next day, civil power enters crest segment and charges, time control switch 1(9 in the native system) and time control switch 2(10) will automatically switch to off-state, energy storage battery group (6) is connected to electric energy stored and powers to power consumption equipment by electricity consumption output port (12) after power inverter (7) is transformed into the standard civil power, simultaneously solar photovoltaic assembly (1) is started working, the solar energy that is produced be transformed into electric energy after the controller that overcharges (2) to energy storage battery group (6) charging accumulation of energy.
4. the acute claim 3 of root is described, this solar power generation accumulation of energy and valley power consumption accumulation of energy are controlled energy conserving system automatically and be it is characterized in that having overcharging of energy storage battery and cross and put defencive function, when energy storage battery group (6) electric energy is not enough, cross and put protection switch 1(4) automatic disconnection, cross simultaneously and put protection switch 2(5) auto-closing, batteries this moment (6) is not to power devices, and civil power is put protection switch 2(5 by crossing) directly link electricity consumption output port (12) to power devices; When the energy storage battery group is full of once more, cross and put protection switch (4) auto-closing, cross simultaneously and put protection switch 2(5) disconnect, batteries this moment (6) is to power inverter (7) power supply, links electricity consumption output port (12) to power devices after being transformed into the standard line voltage; Electrical storage battery (6) charging will be no longer given in over-charge protective switch (3) automatic disconnection after energy storage battery group (6) is full of electricity this moment, not overcharged with protection energy storage battery group (6).
5. the acute claim 1 of root is described, the complementary system that energy conserving system is characterized in that a kind of solar energy accumulation and civil power electricity consumption and valley power consumption accumulation of energy is controlled in this solar power generation accumulation of energy and valley power consumption accumulation of energy automatically, comprises solar power generation accumulation of energy and valley power consumption accumulation of energy and according to the control civil power output automatically of peak valley electricity time period.
CN2010101549342A 2010-04-26 2010-04-26 Automatic control energy saving system for solar energy generation storage and valley power consumption storage Pending CN101958575A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102355781A (en) * 2011-09-23 2012-02-15 苏州泛恩光电技术有限公司 Solar intelligent control system
CN103532222A (en) * 2013-10-08 2014-01-22 杭州橄榄树节能科技有限公司 Automatic control system of new energy power generation application
CN105262120A (en) * 2015-11-27 2016-01-20 施大钟 Distributed household energy storage system
CN105932709A (en) * 2015-10-25 2016-09-07 无锡美凯能源科技有限公司 Topology structure for family energy microgrid
CN106329568A (en) * 2016-08-31 2017-01-11 湖北大学 User-commercial type photovoltaic generation economic dispatching control system
CN106849318A (en) * 2017-01-20 2017-06-13 中国葛洲坝集团电力有限责任公司 A kind of utilization solar power generation evades the generating equipment of peak of power consumption
CN108233399A (en) * 2016-12-12 2018-06-29 常州轻工职业技术学院 A kind of domestic energy-saving electricity system and zonule electric power system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5184058A (en) * 1991-05-20 1993-02-02 The Fleming Group Method and system for electricity storage and discharge
CN1808836A (en) * 2006-01-13 2006-07-26 陆华洋 Multi electric power storage and transmission controller
CN101225935A (en) * 2008-01-28 2008-07-23 许国永 Combined solar lighting apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5184058A (en) * 1991-05-20 1993-02-02 The Fleming Group Method and system for electricity storage and discharge
CN1808836A (en) * 2006-01-13 2006-07-26 陆华洋 Multi electric power storage and transmission controller
CN101225935A (en) * 2008-01-28 2008-07-23 许国永 Combined solar lighting apparatus

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102355781A (en) * 2011-09-23 2012-02-15 苏州泛恩光电技术有限公司 Solar intelligent control system
CN103532222A (en) * 2013-10-08 2014-01-22 杭州橄榄树节能科技有限公司 Automatic control system of new energy power generation application
CN103532222B (en) * 2013-10-08 2017-01-04 杭州橄榄树节能科技有限公司 A kind of generation of electricity by new energy application automatic control system
CN105932709A (en) * 2015-10-25 2016-09-07 无锡美凯能源科技有限公司 Topology structure for family energy microgrid
CN105262120A (en) * 2015-11-27 2016-01-20 施大钟 Distributed household energy storage system
CN106329568A (en) * 2016-08-31 2017-01-11 湖北大学 User-commercial type photovoltaic generation economic dispatching control system
CN106329568B (en) * 2016-08-31 2018-10-02 湖北大学 Family quotient's type photovoltaic generation economic dispatch control system
CN108233399A (en) * 2016-12-12 2018-06-29 常州轻工职业技术学院 A kind of domestic energy-saving electricity system and zonule electric power system
CN106849318A (en) * 2017-01-20 2017-06-13 中国葛洲坝集团电力有限责任公司 A kind of utilization solar power generation evades the generating equipment of peak of power consumption

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Application publication date: 20110126