CN102957189A - Wind and photovoltaic hybrid power generation system - Google Patents
Wind and photovoltaic hybrid power generation system Download PDFInfo
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- CN102957189A CN102957189A CN2012104142680A CN201210414268A CN102957189A CN 102957189 A CN102957189 A CN 102957189A CN 2012104142680 A CN2012104142680 A CN 2012104142680A CN 201210414268 A CN201210414268 A CN 201210414268A CN 102957189 A CN102957189 A CN 102957189A
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Abstract
A wind and photovoltaic hybrid power generation system comprises a wind driven generator, a solar photovoltaic plate, a wind and photovoltaic hybrid controller, a storage battery, a plurality of modularized UPS (uninterrupted power supplies), an electric power monitor, a computer and a voltage control assembly, wherein the output ends of the wind-driven generator and the solar photovoltaic plate are connected with the wind and photovoltaic hybrid controller; the output end of the wind and photovoltaic hybrid controller is connected with the modularized UPS, and the output ends of the modularized UPS are connected with the storage battery; and the electric power monitor is connected with the storage battery and the computer, and the computer is connected with a remote monitoring system through the Internet. In addition, the voltage control assembly is arranged in the whole system, when the wind power is too large or too low and an optical energy is too strong or too weak, and the voltage of the system can be adjusted in time and the whole system is in the best charge-discharge state at any time; and thus the stability of the system is further improved and the service life of the system is prolonged.
Description
Technical field
This belongs to technical field of power generation, especially a kind of wind and solar hybrid generating system in conjunction with wind energy and solar grid-connected generating.
Background technology
Wind energy, solar energy are reproducible clean resources, are one of best alternative energy sources of quick solution petrochemical industry class lack of energy, and therefore fully these renewable resources of development and use are the important channels of realizing the strategy of sustainable development and environmental protection.Because there are abundant wind energy and solar energy resources in China, therefore adopt wind and solar hybrid generating system that good development potentiality is arranged, and present domestic wind light mutual complementing power generation technology is just in develop rapidly.Existing wind-light complementary system mainly is to adopt the compositions such as wind-driven generator, solar energy photovoltaic panel, controller, inverter, storage battery, the main deficiency that exists in such system is complex structure between wind-driven generator, solar energy photovoltaic panel and inverter, therefore installation cost is high, next is existing inverter unstable properties, easily infringement, useful life is not long, thereby has influence on stable, the normal operation of whole electricity generation system; Moreover owing to natural reason, wind energy and solar energy belong to the renewable resource of imperfection, have larger uncertainty, and wind-force and solar energy do not reach desirable requirement in the time of most of.Specifically many times wind speed cross low or solar energy a little less than, therefore the undertension that this moment, wind-driven generator and solar energy photovoltaic panel produced can only slattern to charge a battery.Wind speed or sunlight be excessively by force, and the electric capacity that its electricity generation system produces is too strong, and infringement damages storage battery easily, thereby reduces the useful life of storage battery, and therefore existing storage battery all can arrange over-pressure safety device.Owing to above-mentioned some reason causes the scale of existing wind and solar hybrid generating system when the practice of construction all very little, can only satisfy the common electricity consumption of a few family residents.And existing wind and solar hybrid generating system all can not be realized Real Time Monitoring generating situation, more can not realize remote monitoring, therefore need to be improved.
Summary of the invention
The objective of the invention is in order to overcome above-mentioned technical deficiency, provide that a kind of result is simple, installation cost is relatively low and can realize the wind and solar hybrid generating system of remote real-time monitoring.
The technical scheme that the present invention adopts to achieve these goals is as follows: a kind of wind and solar hybrid generating system, it comprises wind-driven generator, solar energy photovoltaic panel, wind/light complementation controller, batteries and several Modularized UPS power supplies, it is characterized in that: also comprise electric supervising device, computer and voltage adjusting assembly, wherein wind-driven generator is connected output and is connected wind/light complementation controller with solar energy photovoltaic panel, wind/light complementation controller output connection mode blocking ups power, the Modularized UPS power supply output connects batteries, described electric supervising device is connected with computer with batteries, computer is connected through the internet to long distance control system
Wherein said voltage adjusting assembly comprises:
One by the monomer series-connected electric capacity module that composes in parallel again after in groups of several electric capacity, the too high voltages that wind-driven generator and solar energy photovoltaic panel produce when being used for absorbing large wind speed or during high intensity of illumination;
One voltage regulator is used for the energy that above-mentioned electric capacity module is stored is discharged the charging of accumulators group;
Voltage, the current sensor of one electric capacity module and batteries, and cooperate charging-discharging controller that batteries and discharging and recharging of electric capacity module are regulated; Charging-discharging controller comprises control circuit and the controlled translation circuit of full-bridge, and wherein control circuit is connected with wind-driven generator, solar energy photovoltaic panel, batteries, electric capacity module, and the controlled translation circuit of full-bridge adopts two-way ascending, descending to press converter circuit.
More further technical scheme is among the present invention: the other LED lamp that is provided with of the blade of wind-driven generator, and this LED lamp connects wind/light complementation controller, and described solar energy photovoltaic panel is provided with the wiper for cleaning; Described charging-discharging controller adopts single-chip microcomputer or DSP.
The technical scheme that another is more preferably among the present invention is: the blade of described wind-driven generator is provided with reinforcement, and this reinforcement is made of girder and auxiliary beam.
Further be that described auxiliary beam is symmetrically distributed in the girder both sides, and the angle between girder and the auxiliary beam is 40 °-50 °, especially the angle between girder and the auxiliary beam is 45 °.
The present invention has replaced original inverter by the employing Modularized UPS power supply, thereby so that the performance of whole electricity generation system is more stable; Secondly be connected electric supervising device in batteries with computer, and will detect real-time data transmission to computer and carry out remote monitoring, thereby made things convenient for attendant and administrative staff.
The present invention also arranges girder and auxiliary beam on the blade with wind-driven generator, thereby improved the useful life of wind-driven generator, reduced maintenance cost, and both angle is arranged at 45 °, thereby thereby further improved the stressed degree of blade under equal wind speed and improved velocity of rotation.
The present invention has also increased voltage adjusting assembly in whole system, thereby so that whole system is excessive or excessively low at wind-force, luminous energy is crossed strong or is crossed when weak, in time the voltage of system is adjusted, so that whole system all is in best charging and discharging state at any time, thereby further improved Systems balanth and useful life.
Description of drawings
Fig. 1 is structured flowchart of the present invention
Fig. 2 is the blade structure for wind driven generator schematic diagram
Among the figure: 1-wind-driven generator, 2-solar energy photovoltaic panel, 3-wind/light complementation controller, 4-batteries, 5-Modularized UPS power supply, 6-electric supervising device, 7-computer, 8-voltage adjusting assembly, 1.1-girder, the auxiliary beam of 1.2-.
Embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is described further, but the present invention is not limited in following execution mode.
As shown in Figure 1: a kind of wind and solar hybrid generating system, it comprises wind-driven generator 1, solar energy photovoltaic panel 2, wind/light complementation controller 3, batteries 4, several Modularized UPS power supplies 5, electric supervising device 6, computer 7 and voltage adjusting assembly 8, wherein wind-driven generator 1 output of being connected with solar energy photovoltaic panel connects wind/light complementation controller 3, wind/light complementation controller 3 output connection mode blocking ups powers 5, Modularized UPS power supply 5 outputs connect batteries 4, described electric supervising device 6 and batteries 4 are connected with computer and are connected, and computer 7 is connected through the internet to long distance control system.Wherein the blade of wind-driven generator 1 side is provided with the LED lamp, and this LED lamp connects wind/light complementation controller, is used for evening the working condition of wind-driven generator being observed at any time.Wherein said solar energy photovoltaic panel 2 is provided with the wiper for cleaning, concrete is on the solar-electricity photovoltaic panel 2 wiper and two arrange a gear type rocking handle in the back side and the wiper corresponding position of solar panel and are connected with wiper respectively to the storage battery of wiper and street lamp power supply, road lamp power supply.Wiper can be removed the dust on the solar panel or foreign material automatically or manually like this, guarantees the efficient operation of photovoltaic.Wherein electric supervising device is the digital multifunctional network power monitoring equipment that designs for this power monitoring demand.Adopt high-performance microprocessor and the SMT surface patch production technology of 16 SOC to make, have high-speed data and process high accuracy, the characteristics such as low-power consumption.Real-time measurement, meritorious with electrical network parameter, the metering of reactive energy, the output of electrical energy pulse, 485 and the function such as infrared communication.
Wherein said voltage adjusting assembly 8 comprises: one by the monomer series-connected electric capacity module that composes in parallel again after in groups of several electric capacity, the too high voltages that wind-driven generator 1 and solar energy photovoltaic panel 2 produce when being used for absorbing large wind speed or during high intensity of illumination; One voltage regulator is used for the energy that above-mentioned electric capacity module is stored is discharged 4 chargings of accumulators group; Voltage, the current sensor of one electric capacity module and batteries 4, and cooperate charging-discharging controller that batteries and discharging and recharging of electric capacity module are regulated; Charging-discharging controller comprises control circuit and the controlled translation circuit of full-bridge, and wherein control circuit is connected with wind-driven generator, solar energy photovoltaic panel, batteries, electric capacity module, and the controlled translation circuit of full-bridge adopts two-way ascending, descending to press converter circuit.Wherein charging-discharging controller adopts single-chip microcomputer or DSP.The voltage regulator control circuit board is according to the super capacitor module voltage, the accumulator battery voltage that collect, and the voltage of blower fan and solar cell generation, the action of control chip output PWM control switch pipe makes circuit be operated in respectively one of following one of four states: drive decompression transformation, drive boosting inverter, the braking boosting inverter, the braking decompression transformation.The voltage of wind-driven generator and solar panel generation is directly charged a battery, perhaps producing overtension or crossing when hanging down and input super capacitor, then charge a battery.Concrete operation principle is: when the excessive or intensity of sunshine of wind speed is excessive, and the driving decompression transformation state that full-bridge circuit is operated in, the voltage input capacitance module that system produces; When wind speed, sunshine are all weak, the weak voltage input super capacitor module that system produces; Wind speed, sunshine are normal, and electric capacity module voltage is when being higher than 120v, and the electric energy in the electric capacity charges by pressure regulation accumulators group; Wind speed, sunshine, the voltage that system produces directly charged a battery when normal.Therefore after this voltage adjusting assembly having been arranged, the operating state of whole wind-light complementary system is more stable, thereby has prolonged its useful life, particularly the useful life of batteries, has reduced maintenance cost and use cost.
As shown in Figure 2: the present invention is for so that wind-driven generator has efficiently works, therefore the blade at existing wind-driven generator is provided with reinforcement, this reinforcement is made of girder 1.1 and auxiliary beam 1.2, and auxiliary beam is symmetrically distributed in the girder both sides, and the angle between girder and the auxiliary beam is 40 °-50 °, is preferably 45 °.
Claims (7)
1. wind and solar hybrid generating system, it comprises wind-driven generator (1), solar energy photovoltaic panel (2), wind/light complementation controller (3), batteries (4) and several Modularized UPS power supplies (5),
It is characterized in that: also comprise electric supervising device (6), computer (7) and voltage adjusting assembly (8), wherein the output of wind-driven generator (1) and solar energy photovoltaic panel (2) is connected wind/light complementation controller (3), wind/light complementation controller (3) output connection mode blocking ups power (5), Modularized UPS power supply (5) output connects batteries (4), described electric supervising device (6) is connected with computer (7) with batteries (4), computer (7) is connected through the internet to long distance control system
Wherein said voltage adjusting assembly (8) comprising:
One by the monomer series-connected electric capacity module that composes in parallel again after in groups of several electric capacity, the too high voltages that wind-driven generator (1) and solar energy photovoltaic panel (2) produce when being used for absorbing large wind speed or during high intensity of illumination;
One voltage regulator is used for the energy that above-mentioned electric capacity module is stored is discharged accumulators group (4) charging;
Voltage, the current sensor of one electric capacity module and batteries (4), and cooperate charging-discharging controller that batteries and discharging and recharging of electric capacity module are regulated; Charging-discharging controller comprises control circuit and the controlled translation circuit of full-bridge, and wherein control circuit is connected with wind-driven generator, solar energy photovoltaic panel, batteries, electric capacity module, and the controlled translation circuit of full-bridge adopts two-way ascending, descending to press converter circuit.
2. a kind of wind and solar hybrid generating system according to claim 1 is characterized in that the blade side of wind-driven generator (1) is provided with the LED lamp, and this LED lamp connects wind/light complementation controller.
3. a kind of wind and solar hybrid generating system according to claim 1 is characterized in that described solar energy photovoltaic panel (2) is provided with the wiper for cleaning.
4. a kind of wind and solar hybrid generating system according to claim 1 is characterized in that described charging-discharging controller adopts single-chip microcomputer or DSP.
5. a kind of wind and solar hybrid generating system according to claim 1 is characterized in that the blade of described wind-driven generator (1) is provided with reinforcement, and this reinforcement is made of girder (1.1) and auxiliary beam (1.2).
6. a kind of wind and solar hybrid generating system according to claim 5 is characterized in that described auxiliary beam is symmetrically distributed in the girder both sides, and the angle between girder and the auxiliary beam is 40 °-50 °.
7. a kind of wind and solar hybrid generating system according to claim 6 is characterized in that the angle between described girder and the auxiliary beam is 45 °.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012104142680A CN102957189A (en) | 2012-10-26 | 2012-10-26 | Wind and photovoltaic hybrid power generation system |
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| CN2012104142680A CN102957189A (en) | 2012-10-26 | 2012-10-26 | Wind and photovoltaic hybrid power generation system |
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| CN102957189A true CN102957189A (en) | 2013-03-06 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104735309A (en) * | 2013-12-24 | 2015-06-24 | 王旭亮 | Energy-saving concealed security camera |
| CN110572127A (en) * | 2019-09-30 | 2019-12-13 | 天津大学 | system and method for evaluating performance of photovoltaic power generation equipment under different conditions |
| CN114190052A (en) * | 2021-11-12 | 2022-03-15 | 中节能工业节能有限公司 | Distributed comprehensive energy system for data center |
| CN116780984A (en) * | 2023-06-14 | 2023-09-19 | 湖北亿立能科技股份有限公司 | Energy-saving power supply system of Beidou telemetry terminal |
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| CN102427640A (en) * | 2011-09-23 | 2012-04-25 | 天津工业大学 | Remotely-monitored wind-light complementary LED road lamp system |
| CN202957619U (en) * | 2012-10-26 | 2013-05-29 | 四川虹源科技有限公司 | Wind and solar energy complementary power generation system |
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- 2012-10-26 CN CN2012104142680A patent/CN102957189A/en active Pending
Patent Citations (6)
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| JP2002325368A (en) * | 2001-04-23 | 2002-11-08 | Meidensha Corp | Battery charger |
| CN101685986A (en) * | 2009-05-21 | 2010-03-31 | 复旦大学 | Wind and light complementary power generation system using super capacitor |
| CN201779578U (en) * | 2010-07-26 | 2011-03-30 | 深圳市顾通科技有限公司 | LED street lamp with maintenance-free solar battery |
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| CN104735309A (en) * | 2013-12-24 | 2015-06-24 | 王旭亮 | Energy-saving concealed security camera |
| CN110572127A (en) * | 2019-09-30 | 2019-12-13 | 天津大学 | system and method for evaluating performance of photovoltaic power generation equipment under different conditions |
| CN114190052A (en) * | 2021-11-12 | 2022-03-15 | 中节能工业节能有限公司 | Distributed comprehensive energy system for data center |
| CN116780984A (en) * | 2023-06-14 | 2023-09-19 | 湖北亿立能科技股份有限公司 | Energy-saving power supply system of Beidou telemetry terminal |
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Application publication date: 20130306 |