CN104539223A - Domestic solar and wind energy power supply system - Google Patents
Domestic solar and wind energy power supply system Download PDFInfo
- Publication number
- CN104539223A CN104539223A CN201410794884.2A CN201410794884A CN104539223A CN 104539223 A CN104539223 A CN 104539223A CN 201410794884 A CN201410794884 A CN 201410794884A CN 104539223 A CN104539223 A CN 104539223A
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- Prior art keywords
- wind
- converter
- system controller
- circuit
- driven generator
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- 238000005286 illumination Methods 0.000 claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 230000002457 bidirectional effect Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
-
- 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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
-
- 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
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
The invention provides a domestic solar and wind energy power supply system. The domestic solar and wind energy power supply system comprises AC/DC converters, a storage battery, a DC/DC converter, a solar battery pack, a wind-driven generator, a wind direction and wind speed monitor, a system controller, a longitude and latitude illumination analysis module, a motor set and a power network switch, wherein the AC/DC converters include the unidirectional AC/DC converter and the bidirectional AC/DC converter, and the motor set, the storage battery, the power network switch, the wind direction and wind speed monitor, the longitude and latitude illumination analysis module and a direct-current load are directly connected with the system controller. According to the domestic solar and wind energy power supply system, the motor set is used for regulating the elevation angle and direction of the solar battery pack and the direction of the wind-driven generator so as to obtain optimal energy conversion efficiency; moreover, the system can effectively cope with an emergency and has the advantages of high energy utilization rate, high operating continuity and the like.
Description
Technical field
The present invention relates to a kind of electric power system, particularly relate to a kind of domestic solar powered by wind energy system.
Background technology
In recent years; along with the continuous intensification of global energy crisis; the conventional energy resources such as coal, oil, natural gas are just day by day exhausted, and owing to using these conventional energy resources to bring the aggravation of environmental pollution and the environmental problem such as the temperature rises, people grow with each passing day for the demand of new cleaning fuel now.The utilization of the novel energy such as solar energy, wind energy has become current hot issue.The utilization of solar energy, wind energy mainly first converts thereof into electric energy, then is converted to the other forms of energy required for us by electric energy.Independently family expenses electric power system adopts solar energy and wind energy to generate electricity, and adopts batteries store electrical energy; And power to the load using batteries as load power source.But photovoltaic generation and wind power generation have the inherent shortcoming such as unsteadiness and discontinuity.Along with the circumsolar revolution of the earth, the sun its position and elevation angle in 1 year are different; Wind direction also converts.Therefore the utilance of solar energy and wind energy is lower.
Summary of the invention
In order to realize, according to these objects of the present invention and other advantage, providing a kind of domestic solar powered by wind energy system.This system Real-Time Monitoring wind direction, and obtain real-time position of sun and the elevation angle by longitude and latitude.And utilize group of motors to regulate the direction of wind-driven generator and the direction of solar battery group and the elevation angle, to obtain maximum generating efficiency according to the position of wind direction and the sun and the elevation angle.Connect electrical network, with the defect of the unsteadiness and discontinuity of eliminating photovoltaic generation and wind power generation.Simultaneously adopt two batteries, one of them batteries as conventional electron power supply, another batteries as emergency power supply, to tackle emergency situations.
Technical scheme of the present invention is summarized as follows:
A kind of domestic solar powered by wind energy system, comprises AC/DC converter, batteries, DC/DC converter, solar battery group, wind-driven generator, wind direction and wind velocity monitor, system controller, longitude and latitude illumination analysis module, group of motors and power network switch.Wherein, described AC/DC converter comprises unidirectional AC/DC converter and two-way AC/DC converter.Group of motors, storage battery, power network switch, wind direction and wind velocity monitor, longitude and latitude illumination analysis module and DC load are directly connected with system controller.Described solar battery group is connected with system controller by DC/DC converter.Wind-driven generator, electrical network, AC load are all connected with system controller by AC/DC converter; Electrical network is connected with AC load by power network switch.Described group of motors has two at least, for the direction at the elevation angle and direction and wind-driven generator that regulate solar battery group.
Preferably, described batteries is two.One of them is as conventional load power supply, another as stand-by power supply to tackle emergency case.
Preferably, described connection electrical network and the AC/DC converter of system controller are two-way AC/DC converter.
Preferably, described system controller comprises main circuit, signal processing circuit, sample circuit, microprocessor, time circuit, discharge and recharge switching circuit and motor forward/backward rotation timing control circuit; Wherein, main circuit, signal processing circuit, sample circuit, time circuit, discharge and recharge switching circuit and motor forward/backward rotation timing control circuit are connected with microprocessor.
Local real-time solar direction and the elevation angle is obtained according to the longitude and latitude of mounting points and the initial activationary time of system.The group of motors 1 that system controller controls to be connected with solar battery group regulates direction and the elevation angle of solar panel, obtains maximum photovoltaic efficiency; The group of motors 2 that the wind direction and wind velocity data that system controller is monitored in real time according to wind direction and wind velocity monitor controls to be connected with wind-driven generator regulates the direction of wind-driven generator, obtains maximal efficiency.
The electric energy that solar battery group and wind-driven generator produce is stored in storage battery after changing respectively by DC/DC converter and AC/DC converter.When storage battery is full of electricity, controller cuts out battery charging circuit, by unnecessary electric energy by AC/DC converter discrepancy electrical network.
Batteries 1 is powered directly to DC load, and changes backward AC load by AC/DC converter and power.When storage battery 1 electricity is lower than fiducial value, system controller closes battery discharging circuit, changes by mains supply; Controller opens power network switch, electrical network is powered directly to AC load, and is powered to DC load by AC/DC converter.
When situation appears in electrical network, and batteries 1 fails effectively to be charged due to weather reason, then have the batteries 2 as stand-by power supply to power to the load.
The present invention at least comprises following beneficial effect:
1) the present invention adopts longitude and latitude analysis module and wind direction and wind velocity monitor to obtain the direction of the sun and angle and wind direction and wind velocity in real time, and system controller controls group of motors according to the direction of the sun and the elevation angle and wind direction and wind velocity and regulates the direction of solar battery group and the direction of the elevation angle and wind-driven generator, obtain best energy conversion efficiency.
2) the present invention adopts two group storage battery groups, and so that wherein a group storage battery group is as conventional electron power supply, another batteries is as stand-by power source.Situation can be there is at electrical network and due to weather reason fail to obtain the emergency case of effective charging under can continue holding load work.
Part is embodied by explanation below by other advantage of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is the System's composition block diagram of a kind of domestic solar powered by wind energy system that the present invention proposes.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail:
The invention provides a kind of domestic solar powered by wind energy system, as shown in Figure 1, AC/DC converter, batteries, DC/DC converter, solar battery group, wind-driven generator, wind direction and wind velocity monitor, system controller, longitude and latitude illumination analysis module, group of motors and power network switch is comprised.Wherein form 3 charge circuits by solar panel, DC/DC converter, system controller, batteries and wind-driven generator, AC/DC converter, batteries and electrical network, AC/DC converter, system controller, batteries.The hybrid power supply loop be made up of batteries, electrical network, power network switch, system controller, group of motors, load AC/DC converter.
When installation system, input the highest fiducial value of local longitude and latitude and initial system activationary time and storage battery and minimum fiducial value at longitude and latitude illumination analysis module.
System controller regulates solar panel to obtain best photovoltaic efficiency according to the optimum orientation of longitude and latitude illumination analysis module acquisition solar panel and the elevation angle.The wind speed and direction parameter that simultaneity factor controller obtains according to wind direction and wind velocity monitor, regulates the direction of wind-driven generator to obtain best wind power generation efficiency in real time.And a wind speed fiducial value can be set in the system controller, when wind speed is less than fiducial value, not need the direction regulating wind-driven generator when change of the wind.
The electric energy that solar battery group and wind-driven generator are produced respectively through DC/DC converter and AC/DC converter to charge in batteries.When accumulator electric-quantity is higher than the highest fiducial value, system controller cuts off charging circuit and stops the sick circuit that being connected with electrical network opened of charging through AC/DC converter feedback grid.
Batteries 1 is powered directly to DC load by controller, and powers to AC load through AC/DC converter.When batteries 1 circuit is lower than the minimum fiducial value arranged, system controller cuts off the power supply circuits of batteries 1, and open power network switch, electrical network is powered directly to AC load, and is powered to DC load by AC/DC converter.
When the electricity of batteries 1 is lower than minimum fiducial value, and when electrical network is abnormal, changes and powered to the load by batteries 2, and the work of back-up system controller, wind direction and wind velocity monitor, longitude and latitude analysis module and group of motors.
Although embodiment of the present invention are open as above, it is not restricted to listed in specification and execution mode utilization.It can be applied to various applicable the field of the invention completely.For those skilled in the art, can easily realize other amendment.Therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (4)
1. a domestic solar powered by wind energy system, it is characterized in that, comprise AC/DC converter, batteries, DC/DC converter, solar battery group, wind-driven generator, wind direction and wind velocity monitor, system controller, longitude and latitude illumination analysis module, group of motors and power network switch; Wherein, described AC/DC converter comprises unidirectional AC/DC converter and two-way AC/DC converter; Group of motors, storage battery, power network switch, wind direction and wind velocity monitor, longitude and latitude illumination analysis module and DC load are directly connected with system controller; Described solar battery group is connected with system controller by DC/DC converter; Wind-driven generator, electrical network, AC load are all connected with system controller by AC/DC converter; Electrical network is connected with AC load by power network switch; Described group of motors has two at least, for the direction at the elevation angle and direction and wind-driven generator that regulate solar battery group.
2. domestic solar powered by wind energy system according to claim 1, is characterized in that, described batteries is two.
3. domestic solar powered by wind energy system according to claim 1, is characterized in that, described connection electrical network and the AC/DC converter of system controller are two-way AC/DC converter.
4. domestic solar powered by wind energy system according to claim 1, it is characterized in that, described system controller comprises main circuit, signal processing circuit, sample circuit, microprocessor, time circuit, discharge and recharge switching circuit and motor forward/backward rotation timing control circuit; Wherein, main circuit, signal processing circuit, sample circuit, time circuit, discharge and recharge switching circuit and motor forward/backward rotation timing control circuit are connected with microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410794884.2A CN104539223A (en) | 2014-12-19 | 2014-12-19 | Domestic solar and wind energy power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410794884.2A CN104539223A (en) | 2014-12-19 | 2014-12-19 | Domestic solar and wind energy power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104539223A true CN104539223A (en) | 2015-04-22 |
Family
ID=52854710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410794884.2A Pending CN104539223A (en) | 2014-12-19 | 2014-12-19 | Domestic solar and wind energy power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104539223A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107040033A (en) * | 2017-05-25 | 2017-08-11 | 河南迎基太阳能科技有限公司 | A kind of charging circuit |
| CN107612130A (en) * | 2017-10-11 | 2018-01-19 | 苏州和必尔斯电子科技有限公司 | A kind of family expenses dual intensity source power supply system |
| CN112455238A (en) * | 2020-11-17 | 2021-03-09 | 哈尔滨工程大学 | Intelligent energy distribution system of ocean energy driven aircraft |
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| JP2003035248A (en) * | 2001-07-26 | 2003-02-07 | Fuji Heavy Ind Ltd | Operation control method of wind power generator |
| CN102427640A (en) * | 2011-09-23 | 2012-04-25 | 天津工业大学 | Remotely-monitored wind-light complementary LED road lamp system |
| CN103684214A (en) * | 2013-12-19 | 2014-03-26 | 陕西科技大学 | Multi-mode wind-and-solar electricity generation system |
| CN203617954U (en) * | 2013-11-13 | 2014-05-28 | 天津世冠自动化科技有限公司 | Novel wind and light storage combination power generation system |
| CN103840499A (en) * | 2012-11-23 | 2014-06-04 | 姬脉良 | Multifunctional charging station |
-
2014
- 2014-12-19 CN CN201410794884.2A patent/CN104539223A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003035248A (en) * | 2001-07-26 | 2003-02-07 | Fuji Heavy Ind Ltd | Operation control method of wind power generator |
| CN102427640A (en) * | 2011-09-23 | 2012-04-25 | 天津工业大学 | Remotely-monitored wind-light complementary LED road lamp system |
| CN103840499A (en) * | 2012-11-23 | 2014-06-04 | 姬脉良 | Multifunctional charging station |
| CN203617954U (en) * | 2013-11-13 | 2014-05-28 | 天津世冠自动化科技有限公司 | Novel wind and light storage combination power generation system |
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Non-Patent Citations (1)
| Title |
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| 车孝轩: "《太阳能光伏发电及智能系统》", 31 August 2013, 武汉大学出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107040033A (en) * | 2017-05-25 | 2017-08-11 | 河南迎基太阳能科技有限公司 | A kind of charging circuit |
| CN107612130A (en) * | 2017-10-11 | 2018-01-19 | 苏州和必尔斯电子科技有限公司 | A kind of family expenses dual intensity source power supply system |
| CN112455238A (en) * | 2020-11-17 | 2021-03-09 | 哈尔滨工程大学 | Intelligent energy distribution system of ocean energy driven aircraft |
| CN112455238B (en) * | 2020-11-17 | 2021-07-13 | 哈尔滨工程大学 | Intelligent energy distribution system of ocean energy driven aircraft |
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| PB01 | Publication | ||
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Application publication date: 20150422 |