CN106655269A - Common-AC-bus off-grid combined energy storage power supplying system - Google Patents
Common-AC-bus off-grid combined energy storage power supplying system Download PDFInfo
- Publication number
- CN106655269A CN106655269A CN201611233396.XA CN201611233396A CN106655269A CN 106655269 A CN106655269 A CN 106655269A CN 201611233396 A CN201611233396 A CN 201611233396A CN 106655269 A CN106655269 A CN 106655269A
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- CN
- China
- Prior art keywords
- bus
- energy storage
- photovoltaic
- output end
- common
- Prior art date
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- 238000004146 energy storage Methods 0.000 title claims abstract description 29
- 239000011159 matrix material Substances 0.000 claims abstract description 9
- 238000010248 power generation Methods 0.000 claims abstract description 6
- 230000005611 electricity Effects 0.000 claims description 26
- 239000002253 acid Substances 0.000 claims description 4
- 239000007858 starting material Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 235000013372 meat Nutrition 0.000 claims 3
- 239000002283 diesel fuel Substances 0.000 claims 1
- 230000002457 bidirectional effect Effects 0.000 abstract 2
- 230000007547 defect Effects 0.000 abstract 1
- 238000007726 management method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
-
- 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
-
- H02J3/383—
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- H02J3/386—
-
- 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
- H02J3/388—Islanding, i.e. disconnection of local power supply from the network
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a common-AC-bus off-grid combined energy storage power supplying system which comprises the components of a diesel power generator, a photovoltaic matrix, a wind driven power generator, a storage battery pack, a BMS battery management system, an ATS switch cabinet, a header box, a photovoltaic inverter, a fan controller, a fan inverter, a PCS energy storage bidirectional converter and a load. The output end of the PCS energy storage bidirectional converter, the output end of the fan inverter, the output end of the photovoltaic inverter and the output end of the ATS switch cabinet are connected in parallel with the wire inlet end of a common AC bus. The load is connected with the wire outlet end of the common AC bus, thereby forming an assembly which is obtained through combining a plurality of power generating systems and energy storage systems in a common-AC-bus off-grid combining manner. The common-AC-bus off-grid combined energy storage power supplying system is a micro-grid in which a plurality of power generating systems are integrated and facilitates power generation by an appropriate power generating system on an appropriate weather condition. Furthermore the configured energy storage system can perform energy storage and furthermore can supply electric energy to the load. The common-AC-bus off-grid combined energy storage power supplying system can settle a defect of low power supplying stability caused by randomness and occasionality in individual wind driven power generation or photovoltaic power generation, and furthermore electric energy wastage can be reduced.
Description
Technical field
The present invention relates to a kind of power-supply system, in particular it relates to a kind of ac bus off-network hybrid energy-storing altogether
Electric power system.
Background technology
In the past, some remote districts generally solved powerup issue because powering without commercial power grid using diesel-driven generator.Can
It is that not only efficiency is low, noise big for diesel-driven generator operation, the fuel oil transportation of consumption is difficult, and use cost is also very big, greatest problem
It is the on-site environment of the insufficient pollution of diesel combustion.With the progress of technology, current new forms of energy equipment obtains significant progress,
Wind-power electricity generation and photovoltaic generation are used widely.Wind-powered electricity generation and photovoltaic electric energy belong to clean energy resource, with good application prospect.
But, wind-power electricity generation and photovoltaic generation are affected larger by factor of natural environment, and operation has certain uncertainty, power supply quality
It is asynchronous with the actual demand of user with power supply opportunity, easily cause energy waste.Under the conditions of prior art, diesel-driven generator, wind
Power generating field, photovoltaic matrix are independent electricity generation system, although these electricity generation systems can realize effectively power supply, all inconvenience
In follow-up dilatation, along with these electricity generation systems are by the larger problem of such environmental effects, be extremely difficult to user it is lasting, stable,
Economic need for electricity.
The content of the invention
Present invention is generally directed to the electricity generation system sole disposition of prior art, it is difficult to meet the problem of user power utilization demand,
A kind of ac bus off-network hybrid energy-storing altogether is proposed for electric system, system organic combination diesel-driven generator, wind-power electricity generation and the light
Volt generation technology, gives full play to respective technical advantage, and the another energy storage device that increases constitutes a micro-capacitance sensor, is made up with this above-mentioned single
The deficiency of electricity generation system.
The present invention is achieved through the following technical solutions technical goal.
Altogether ac bus off-network hybrid energy-storing electric power system, it include diesel-driven generator, photovoltaic matrix, wind-driven generator,
Batteries, BMS battery management systems, ATS switching cabinet, header box, photovoltaic DC-to-AC converter, controller of fan, blower fan inverter,
PCS energy storage two way convertor and load.The output end connection ATS switching cabinets of the diesel-driven generator constitute diesel power generation system
System.The output end order series winding header box of the photovoltaic matrix and photovoltaic DC-to-AC converter constitute photovoltaic generating system.The wind-force is sent out
Contact successively controller of fan and blower fan inverter of the output end of motor constitutes wind power system.The input of the batteries connects
BMS battery management systems are connect, the output end of batteries is connected with PCS energy storage two way convertor inputs.The improvement is that：
The output end that the PCS energy storage two way convertor, blower fan inverter, photovoltaic DC-to-AC converter switch cabinet with ATS is connected in parallel on and exchange altogether mother
On the end of incoming cables of line.The load is connected on the leading-out terminal of common ac bus, thus constitutes ac bus off-network mixing altogether many
Plant the aggregate of electricity generation system and energy-storage system.
In said structure, diesel-driven generator configuration electric starter is easy to after one-key start or altogether ac bus dead electricity certainly
It is dynamic to start.
In said structure, the load includes AC load and reserved AC load.
In said structure, the batteries are made up of lead-acid accumulator.
The present invention compared with prior art, has the positive effect that：
1st, integrate the micro-capacitance sensor of various electricity generation systems, be easy under appropriate weather conditions be generated electricity with appropriate electricity generation system,
It is easy to get to most economical generating effect；
2nd, the energy storage device that is made up of lead-acid accumulator of present invention configuration, can make up independent wind-force or photovoltaic electric randomness and
The shortcoming of the power supply shakiness that contingency is caused, and greatly reduce the waste of electric energy；
3rd, the output end that three tunnel electricity generation systems and energy-storage system are configured in the present invention is all returned and is connected on common ac bus, each to generate electricity
System power is stackable, is easy to user's dilatation.
Description of the drawings
Fig. 1 is the principle block diagram of the present invention.
Specific embodiment
Below according to accompanying drawing and in conjunction with the embodiments, the invention will be further described.
Common ac bus off-network hybrid energy-storing electric power system shown in Fig. 1, it includes diesel-driven generator, photovoltaic matrix, wind
Power generator, batteries, BMS battery management systems, ATS switching cabinets, header box, photovoltaic DC-to-AC converter, controller of fan, blower fan
Inverter, PCS energy storage two way convertor and load.The output end connection ATS switching cabinets of the diesel-driven generator constitute diesel engine
Electricity generation system.The output end order series winding header box of the photovoltaic matrix and photovoltaic DC-to-AC converter constitute photovoltaic generating system.It is described
Contact successively controller of fan and blower fan inverter of the output end of wind-driven generator constitutes wind power system.The batteries it is defeated
Enter end connection BMS battery management systems, the output end of batteries is connected with PCS energy storage two way convertor inputs.The PCS
The output end of energy storage two way convertor, blower fan inverter, photovoltaic DC-to-AC converter and ATS switching cabinet is connected in parallel on the inlet wire of common ac bus
On end.The load is connected on the leading-out terminal of common ac bus, thus constitutes the various systems that generate electricity of ac bus off-network mixing altogether
The aggregate of system and energy-storage system.The load is AC load and reserved load.The present invention using a kind of altogether ac bus from
Net hybrid energy-storing electric power system, the electric power system is integrated with diesel generating system, photovoltaic generating system and wind-powered electricity generation system that can be complementary
System, also configures that in addition the energy-storage system being made up of lead-acid accumulator.When location wind-force or preferable illumination condition, preferentially by wind
Power generator or photovoltaic matrix are powered for AC load, and electric energy more than needed is by PCS energy storage two way convertor and BMS battery managements
System enters batteries energy storage.When wind-force or illumination condition do not meet power generation conditions, batteries will pass through PCS energy storage
Two way convertor to AC load is powered.Diesel-driven generator in this electric power system is used as emergency power supply, because of diesel generation
Machine is configured with electric starter, once there is altogether ac bus dead electricity, both can artificial one-key start, it is also possible to automatic.This
Configure three tunnel electricity generation systems and energy-storage system in invention, the output end of these systems is all returned and is connected on common ac bus, therefore
Each electricity generation system power is stackable, and this function also can power as early as possible quite convenient for user's dilatation for reserved AC load.
Claims (4)
1. a kind of to be total to ac bus off-network hybrid energy-storing electric power system, it includes diesel-driven generator, photovoltaic matrix, wind-power electricity generation
Machine, batteries, BMS battery management systems, ATS switching cabinets, header box, photovoltaic DC-to-AC converter, controller of fan, blower fan inversion
Device, PCS energy storage two way convertor and load；The output end connection ATS switching cabinets of the diesel-driven generator constitute diesel power generation
System；The output end order series winding header box of the photovoltaic matrix and photovoltaic DC-to-AC converter constitute photovoltaic generating system；The wind-force
Contact successively controller of fan and blower fan inverter of the output end of generator constitutes wind power system；The input of the batteries
Connection BMS battery management systems, the output end of batteries is connected with PCS energy storage two way convertor inputs；It is characterized in that：
The output end that the PCS energy storage two way convertor, blower fan inverter, photovoltaic DC-to-AC converter switch cabinet with ATS is connected in parallel on and exchange altogether mother
On the end of incoming cables of line；The load is connected on the leading-out terminal of common ac bus, thus constitutes ac bus off-network mixing altogether many
Plant the aggregate of electricity generation system and energy-storage system.
2. ac bus altogether according to claim 1 are from meat hybrid energy-storing electric power system, it is characterised in that：The diesel oil is sent out
Motor configures electric starter, is easy to automatic after one-key start or altogether ac bus dead electricity.
3. ac bus altogether according to claim 1 are from meat hybrid energy-storing electric power system, it is characterised in that：The load bag
Include AC load and reserved AC load.
4. ac bus altogether according to claim 1 are from meat hybrid energy-storing electric power system, it is characterised in that：The battery
Group is made up of lead-acid accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611233396.XA CN106655269A (en) | 2016-12-28 | 2016-12-28 | Common-AC-bus off-grid combined energy storage power supplying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611233396.XA CN106655269A (en) | 2016-12-28 | 2016-12-28 | Common-AC-bus off-grid combined energy storage power supplying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106655269A true CN106655269A (en) | 2017-05-10 |
Family
ID=58832936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611233396.XA Pending CN106655269A (en) | 2016-12-28 | 2016-12-28 | Common-AC-bus off-grid combined energy storage power supplying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106655269A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107342624A (en) * | 2017-07-31 | 2017-11-10 | 雷天动力设备（苏州）有限公司 | A kind of supplying oxygen to fish pond system based on solar energy source |
| CN111726072A (en) * | 2020-06-19 | 2020-09-29 | 国家电投集团青海光伏产业创新中心有限公司 | Bus connection method for photovoltaic power station |
| CN111756065A (en) * | 2020-06-29 | 2020-10-09 | 深圳市富兰瓦时技术有限公司 | Hybrid power supply energy storage system |
| CN113899074A (en) * | 2021-09-02 | 2022-01-07 | 河北工程大学 | Energy-saving self-circulation household wastewater purification and illumination system |
| CN117239907A (en) * | 2023-09-07 | 2023-12-15 | 南通国轩新能源科技有限公司 | Light stores up integrative cabin of firewood electricity generation |
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| CN103647274A (en) * | 2013-11-26 | 2014-03-19 | 中国西电电气股份有限公司 | Micro-grid system being capable of grid-connected and off-grid operation, and energy control method |
| CN203536978U (en) * | 2013-11-21 | 2014-04-09 | 山东力诺太阳能电力工程有限公司 | Distribution type micro-grid power generation system |
| CN205453152U (en) * | 2015-12-24 | 2016-08-10 | 深圳市中航三鑫光伏工程有限公司 | Little grid system of hybrid intelligence |
| CN106099986A (en) * | 2016-08-03 | 2016-11-09 | 中广核研究院有限公司 | A kind of isolated island comprehensive energy supply and safeguards system |
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2016
- 2016-12-28 CN CN201611233396.XA patent/CN106655269A/en active Pending
Patent Citations (4)
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| CN203536978U (en) * | 2013-11-21 | 2014-04-09 | 山东力诺太阳能电力工程有限公司 | Distribution type micro-grid power generation system |
| CN103647274A (en) * | 2013-11-26 | 2014-03-19 | 中国西电电气股份有限公司 | Micro-grid system being capable of grid-connected and off-grid operation, and energy control method |
| CN205453152U (en) * | 2015-12-24 | 2016-08-10 | 深圳市中航三鑫光伏工程有限公司 | Little grid system of hybrid intelligence |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107342624A (en) * | 2017-07-31 | 2017-11-10 | 雷天动力设备（苏州）有限公司 | A kind of supplying oxygen to fish pond system based on solar energy source |
| CN111726072A (en) * | 2020-06-19 | 2020-09-29 | 国家电投集团青海光伏产业创新中心有限公司 | Bus connection method for photovoltaic power station |
| CN111756065A (en) * | 2020-06-29 | 2020-10-09 | 深圳市富兰瓦时技术有限公司 | Hybrid power supply energy storage system |
| CN113899074A (en) * | 2021-09-02 | 2022-01-07 | 河北工程大学 | Energy-saving self-circulation household wastewater purification and illumination system |
| CN117239907A (en) * | 2023-09-07 | 2023-12-15 | 南通国轩新能源科技有限公司 | Light stores up integrative cabin of firewood electricity generation |
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Application publication date: 20170510 |