CN201286019Y - Electric grid interconnecting 110KW wind and light complementary electricity production system - Google Patents
Electric grid interconnecting 110KW wind and light complementary electricity production system Download PDFInfo
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- CN201286019Y CN201286019Y CNU200820153266XU CN200820153266U CN201286019Y CN 201286019 Y CN201286019 Y CN 201286019Y CN U200820153266X U CNU200820153266X U CN U200820153266XU CN 200820153266 U CN200820153266 U CN 200820153266U CN 201286019 Y CN201286019 Y CN 201286019Y
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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
- 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
Abstract
The utility model relates to an electric network interconnect type 110KW wind-light complementation power generation system comprises a plurality of wind power generators, a photovoltaic component, a general controller, an off network inverter, a select switch, a charge switch cabinet, an accumulator cell and a discharger, wherein every current output terminals of the plurality of wind power generator and the photovoltaic component are connection in parallel in a direct current mode in the general controller by a rectifier, the general controller is connected with the select switch by the off-network inverter, the select switch is electrically connected with the charge switch cabinet, the general controller and the select switch are also connected with the electric network, the general controller and the wind power generator, the photovoltaic component, the off network inverter, the select switch, the accumulator cell, the discharger and the electric network form an electric power information connection, and the accumulator cell is connected with the discharger. The utility model has dual advantages of the on-network wind-light complementation system and the off-network wind-light complementation system, which can realize full utilization of green energy source and ensure little front-end investment but save uninterrupted electric service at the same time.
Description
Technical field
The utility model relates to electricity generation system, particularly relates to a kind of and electrical network interconnection type 110KW wind and solar hybrid generating system.
Background technology
Wind-force, wind and solar hybrid generating system roughly are divided into two big classes both at home and abroad at present:
One class be based on the family of the independent operating of middle low power blower fan with or the groupuscule wind generator system.Be mainly used in non-Electric region resident daily life electricity consumption.This system and electrical network are unconnected, independent operating.This type of type is from net type wind turbine generator.
Another kind of then is to be main type with the high-power wind-driven generator group, and wind-driven generator produces electric energy, by grid-connection device electric energy is connected to the grid then, provides electric power to electrical network, is powered to the user by electrical network again.This type of type is the grid type wind turbine generator.
Wind energy, solar energy are reproducible clear energy sourcess, and consumption of natural resource is not free from environmental pollution; It is one of the best alternative energy source that move towards fast the fossil class energy of exhaustion; Fully the development and use regenerative resource is the important channel of the protection environment and the enforcement strategy of sustainable development.
At present in wind energy, solar energy resources is abundant and the area of existing electrical network; many units are arranged; though used grid power abundance; and provide generating equipment for oneself; but in order to greatly develop green energy resource; for protecting environment and social sustainable development to contribute; wish to explore wind energy and the solar power generation that utilizes the locality; solve our unit's part electricity consumption; can participate in the development and use of wind energy, solar energy; start the demonstration of non-electricity enterprise development and use wind-powered electricity generation, solar power generation, open up for the wind-powered electricity generation industry and develop new way more widely.
But wind-powered electricity generation, photovoltaic generating system are incorporated into the power networks into electrical network, need governments at all levels and grid company to examine, and formality is numerous and diverse, and operation is extremely difficult.
Summary of the invention
Technical problem to be solved in the utility model is exactly to provide a kind of and electrical network interconnection type 110KW wind and solar hybrid generating system for the defective that overcomes above-mentioned prior art existence, is Jie and grid-connected system and the novel system between the net system.
The purpose of this utility model can be achieved through the following technical solutions: a kind of and electrical network interconnection type 110KW wind and solar hybrid generating system, it is characterized in that, comprise a plurality of wind-driven generators, photovoltaic module, master controller, from the net inverter, selector switch, the load power distribution cabinet, storage battery, the drain charge device, the current output terminal of described a plurality of wind-driven generator and the photovoltaic module rectifier DC parallel in master controller of respectively hanging oneself, this master controller is through being connected with selector switch from the net inverter, this selector switch is electrically connected with the load power distribution cabinet, described master controller and selector switch also are connected with electrical network, described master controller is also by corresponding transducer and wind-driven generator, photovoltaic module, from the net inverter, selector switch, storage battery, drain charge device and electrical network constitute power information and connect, and this storage battery is connected with the drain charge device.
Described a plurality of wind-driven generator adopts two 50KW wind-driven generators and a 5KW wind-driven generator, and described photovoltaic module adopts the 5KW photovoltaic module.
Described wind-driven generator also comprises the fan operation controller when being the wind-driven generator of the above power of 20KW, this fan operation controller constitutes power information with wind-driven generator by corresponding transducer and is connected.
Compared with prior art, the utility model aims at the unit that wishes for the green energy resource development and use, and realization effectively utilizes the hope of green energy resource to design under the condition of electrical network having, and has following characteristics:
1, the utility model is a green energy resource: when wind being arranged and sunlight is arranged, can provide wind-powered electricity generation and photoelectricity, belong to clean regenerative resource, the green energy resource that just it has often been said;
2, the utility model is independently power autonomous, need not to examine; Wind and solar hybrid generating system of the present utility model to the user load power supply, is independently power autonomous only.Be not the branch road of electrical network, so be different from the grid connected wind power system, the grid connected wind power system is that the electric power that earlier system is sent is connected to the grid, and is sent to the user by electrical network again, is a branch of network system; Though the utility model is interconnected with electrical network, electrical network when light intensity is not enough, is an electric in the back-up source mode just in the wind-force deficiency.
3, energy uninterrupted power supply: because grid power is as stand-by power source, when battery tension is lower than the preset, electrical network is to charge in batteries, by the time when charge in batteries reached the high voltage preset value, electrical network was closed, so no matter when, system inverter can send to load, become online uninterruption power source, so the utility model need not to use a large amount of accumulators store electric energy, use when calm or cloudy.Storage battery just can be joined fewly, has saved initial investment greatly, has also prolonged the life-span of storage battery simultaneously.
When wind-light complementary system needed repairing, system's master controller sent instruction by pre-set programs, and selector switch just is outputted to utility grid output by wind light mutual complementing automatically.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure
The expression information flow,
Expression energy stream.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of and electrical network interconnection type 110KW wind and solar hybrid generating system, comprise a plurality of wind-driven generators, photovoltaic module 2, master controller 3, from net inverter 4, selector switch 5, load power distribution cabinet 6, storage battery 7, drain charge device 8, the current output terminal of described a plurality of wind-driven generator and photovoltaic module 2 rectifier DC parallel in master controller 3 of respectively hanging oneself, this master controller 3 is through being connected with selector switch electricity 5 from net inverter 4, this selector switch 5 is electrically connected with load power distribution cabinet 6, described master controller 3 and selector switch 5 also are connected with electrical network by corresponding transducer, described master controller 3 is gone back and wind-driven generator, photovoltaic module 2, from net inverter 4, selector switch 5, storage battery 7, drain charge device 8 and electrical network constitute power information and connect, and this storage battery 7 is electrically connected with drain charge device 8.
Described a plurality of wind-driven generator adopts 11,12 and 5KW wind-driven generators 13 of two 50KW wind-driven generators, and described photovoltaic module 2 adopts the 5KW photovoltaic module; Described wind-driven generator also comprises fan operation controller 14 when being the wind-driven generator of the above power of 20KW, this fan operation controller 14 constitutes power information with wind-driven generator by corresponding transducer and is connected.
Present embodiment is the sequencing wind and light complementary power supply and the common dual power supply system of forming of electrical network of control automatically.Wind-force, wind and solar hybrid generating system are main power sources, and electrical network is the back-up source of the user load under the control automatically.
Present embodiment is to be single power cell with the separate unit permanent magnet direct-drive formula blower fan of 2kW, 5kW, 10kW, 20kW, 50kW and solar module, by the combination of a plurality of power cell building module, behind each power cell DC parallel, by system's master controller regulation and control, more powerfully power to the load through selector switch by one again, form a kind of and electrical network interconnection type 110KW wind and solar hybrid generating system of the medium-sized multiple power in the 300kW from the net inverter.
Operation principle is as follows:
Native system is in wind-driven generator or solar module normal power generation, or storage battery has can be for the electric energy of output the time, by system's master controller regulation and control, powered to the load through selector switch by inverter, belongs to wind and solar hybrid generating system.
When wind-powered electricity generation, photovoltaic electric power deficiency, or accumulator electric-quantity reaches when preestablishing low voltage value, sends instruction by master controller, opens the utility grid power supply circuits, and civil power powers to the load through inverter.When guaranteeing uninterrupted power supply, phenomenon can not appear putting in storage battery yet, improves the life of storage battery phase greatly.
When wind-light complementary system needed repairing, system's master controller sent instruction by pre-set programs, and selector switch just is outputted to utility grid output by wind light mutual complementing automatically.Can realize round-the-clock uninterrupted power supply by the abovementioned technology native system.
The key technical indexes:
1) power bracket
In the power multi-blower fans connection in parallel type wind generator system power bracket that is incorporated into the power networks be 20KW-300KW;
2) power grade:
In the power multi-blower fans connection in parallel type wind generator system power grade that is incorporated into the power networks be that the separate unit blower fan of 2kW, 5KW, 10KW, 20KW, 50kW is the unit power unit, cordwood system type combination, each power cell DC parallel;
3) system's rated voltage: AC380V;
4) system's control
System use Programmable Logic Controller (PLC) can be to fan operation, rectifier rectification, maximal power tracing, carry out intelligent unified management and control;
5) to environment requirement
Outdoor temperature :-25 ℃～+ 45 ℃; Indoor temperature: 0 ℃～+ 40 ℃; Relative air humidity is no more than 90% (25 ℃ ± 5 ℃), and height above sea level is no more than 2000m;
6) to the requirement of wind energy, solar energy resources
A) local annual mean wind speed can use the district greater than the 4.5m/s system;
B) local annual mean wind speed (V): V 〉=5m/s is the good district that uses;
C) V 〉=5.5m/s is extraordinary territory of use;
7) critical piece such as wind turbine generator, controller, inverter useful life is 20 years.
Basic comprising and important technological parameters:
The basic comprising of 1 system:
1) FD13-50/12 type 50kW wind turbine generator (containing the fan operation controller) is 2;
2) FD5-5/11 type 5kW wind turbine generator is 1;
3) 5kWP solar module;
4) FK-110 type 110kW system master controller is 1;
C) WG150 type 150kW is from 1 of net inverter;
2 wind turbine generator technical parameters
Manufacturing enterprise: Wande Wind Power Generation Co., Ltd., Shanghai
Model: FD13-50/12 type
Rotor diameter: 13m
Blade quantity: 3
Blade material: reel glass fibre epoxy coated
Mode of speed regulation: stall
Rated wind speed: 12m/s
Incision wind speed: 3.5m/s
Work wind speed range: 3m/s-25m/s
Rated power: 50kW
Output voltage: AC 380V
Pylon height: 20m
Pylon weight: 4000kg
Generator pattern: three-phase rare-earth permanent-magnet synchronous generator
3FK-110 type 110kW system master control cabinet
System's General controller is that various electronic equipments and electronic devices and components are installed in a control panel in the defensive cabinet shape structure, so be called control cubicle.The switching that the native system master controller has rectification, charging, discharge, protects and carry out civil power and wind-powered electricity generation.All functions are implemented by Programmable Logic Controller (PLC) sequencing automation.
Manufacturing enterprise: Wande Wind Power Generation Co., Ltd., Shanghai
Model: FK-110 type
Input voltage: AC 220V-450V;
Input power: maximum power 110kW;
Power output: 110kW
Output voltage: DC 320V-620V;
4 from the net inverter
Manufacturing enterprise: Hefei Sunlight Power Supply Co., Ltd.
Model: WG150K type
Input voltage: DC 180V-300V;
Input power: 110kW;
Power output: 150kW
Output voltage: AC 380V;
5 fan operation controllers
The following blower fan of 10KW generally has tail vane, and tail vane can be realized operation controlled function such as tuning control, stall control (power adjustments) and the control of Bing tail under the pressure effect of wind, do not need the fan operation controller.
And the wind turbine generator of the above power of 20KW does not generally have tail vane, it is electric accent type blower fan, an essential platform independent operation controller-" the fan operation controller " that be equipped with of every typhoon power generator group, the fan operation controller has operation controlled function such as the control of wind energy conversion system tuning, stall control (power adjustments) and brake control; All functions are implemented by Programmable Logic Controller (PLC) sequencing automation.
Claims (3)
- One kind with electrical network interconnection type 110KW wind and solar hybrid generating system, it is characterized in that, comprise a plurality of wind-driven generators, photovoltaic module, master controller, from the net inverter, selector switch, the load power distribution cabinet, storage battery, the drain charge device, the current output terminal of described a plurality of wind-driven generator and the photovoltaic module rectifier DC parallel in master controller of respectively hanging oneself, this master controller is through being connected with selector switch from the net inverter, this selector switch is electrically connected with the load power distribution cabinet, described master controller and selector switch also are connected with electrical network, described master controller is also by corresponding transducer and wind-driven generator, photovoltaic module, from the net inverter, selector switch, storage battery, drain charge device and electrical network constitute power information and connect, and this storage battery is connected with the drain charge device.
- 2. a kind of and electrical network interconnection type 110KW wind and solar hybrid generating system according to claim 1, it is characterized in that, described a plurality of wind-driven generator adopts two 50KW wind-driven generators and a 5KW wind-driven generator, and described photovoltaic module adopts the 5KW photovoltaic module.
- 3. a kind of and electrical network interconnection type 110KW wind and solar hybrid generating system according to claim 1 and 2, it is characterized in that, described wind-driven generator also comprises the fan operation controller when being the wind-driven generator of the above power of 20KW, this fan operation controller constitutes power information with wind-driven generator by corresponding transducer and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820153266XU CN201286019Y (en) | 2008-09-19 | 2008-09-19 | Electric grid interconnecting 110KW wind and light complementary electricity production system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820153266XU CN201286019Y (en) | 2008-09-19 | 2008-09-19 | Electric grid interconnecting 110KW wind and light complementary electricity production system |
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| CN201286019Y true CN201286019Y (en) | 2009-08-05 |
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| CNU200820153266XU Expired - Fee Related CN201286019Y (en) | 2008-09-19 | 2008-09-19 | Electric grid interconnecting 110KW wind and light complementary electricity production system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882797A (en) * | 2010-06-11 | 2010-11-10 | 上海晨昌动力科技有限公司 | Method for efficiently emerging marsh gas power generation into user power utilization network |
| CN102097819A (en) * | 2010-05-14 | 2011-06-15 | 珠海兴业新能源科技有限公司 | Conjugate multidirectional inverter power supply |
| CN101834466B (en) * | 2009-12-30 | 2012-11-21 | 扬州新菱电器有限公司 | Renewable sources intelligent access system of industrial and mineral enterprises |
| CN104753057A (en) * | 2015-04-22 | 2015-07-01 | 哈尔滨工业大学 | Seamless switching method for running modes of photovoltaic power generation unit in direct-current microgrid |
| CN105743093A (en) * | 2016-04-13 | 2016-07-06 | 合肥工业大学 | Power distribution network power flow calculation method considering wind power and photovoltaic power output uncertainty |
| CN107782999A (en) * | 2014-06-11 | 2018-03-09 | 钱珺佳 | A kind of method of work of wind light mutual complementing nature imitation experiment device |
| CN109066925A (en) * | 2018-10-05 | 2018-12-21 | 浙江邮电职业技术学院 | A kind of battery group applied to new energy mass-sending electricity |
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2008
- 2008-09-19 CN CNU200820153266XU patent/CN201286019Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101834466B (en) * | 2009-12-30 | 2012-11-21 | 扬州新菱电器有限公司 | Renewable sources intelligent access system of industrial and mineral enterprises |
| CN102097819A (en) * | 2010-05-14 | 2011-06-15 | 珠海兴业新能源科技有限公司 | Conjugate multidirectional inverter power supply |
| CN101882797A (en) * | 2010-06-11 | 2010-11-10 | 上海晨昌动力科技有限公司 | Method for efficiently emerging marsh gas power generation into user power utilization network |
| CN101882797B (en) * | 2010-06-11 | 2013-01-16 | 上海晨昌动力科技有限公司 | Method for efficiently emerging marsh gas power generation into user power utilization network |
| CN107782999A (en) * | 2014-06-11 | 2018-03-09 | 钱珺佳 | A kind of method of work of wind light mutual complementing nature imitation experiment device |
| CN107991563A (en) * | 2014-06-11 | 2018-05-04 | 陈国栋 | Power supply and distribution, the wind light mutual complementing nature imitation experiment device of grid-connected experiment and method of work |
| CN108008219A (en) * | 2014-06-11 | 2018-05-08 | 钱珺佳 | Wind light mutual complementing nature imitation experiment device |
| CN108037386A (en) * | 2014-06-11 | 2018-05-15 | 陈国栋 | For power supply and distribution, the wind light mutual complementing nature imitation experiment device of grid-connected experiment |
| CN108037386B (en) * | 2014-06-11 | 2020-11-06 | 广东广能电力设计院有限公司 | Wind-solar complementary simulation experiment device for power supply and distribution and grid-connected experiment |
| CN107991563B (en) * | 2014-06-11 | 2021-01-15 | 国网浙江省电力有限公司绍兴供电公司 | Wind-solar complementary simulation experiment device for power supply and distribution and grid-connected experiment and working method |
| CN104753057A (en) * | 2015-04-22 | 2015-07-01 | 哈尔滨工业大学 | Seamless switching method for running modes of photovoltaic power generation unit in direct-current microgrid |
| CN105743093A (en) * | 2016-04-13 | 2016-07-06 | 合肥工业大学 | Power distribution network power flow calculation method considering wind power and photovoltaic power output uncertainty |
| CN109066925A (en) * | 2018-10-05 | 2018-12-21 | 浙江邮电职业技术学院 | A kind of battery group applied to new energy mass-sending electricity |
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Legal Events
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| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20130919 |