CN204511769U - A kind of wind-power electricity generation integrated control device - Google Patents
A kind of wind-power electricity generation integrated control device Download PDFInfo
- Publication number
- CN204511769U CN204511769U CN201520169259.9U CN201520169259U CN204511769U CN 204511769 U CN204511769 U CN 204511769U CN 201520169259 U CN201520169259 U CN 201520169259U CN 204511769 U CN204511769 U CN 204511769U
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- wind
- sensing transducer
- cabin
- controlling element
- final controlling
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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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model discloses a kind of wind-power electricity generation integrated control device, it is installed on above tower cylinder, comprise: a sensor group, comprise the wind speed and direction sensing transducer that is arranged on top outside cabin, one is arranged on the electrical network sensing transducer in cabin, and one is arranged on system temperature sensing transducer in the internal controller housing of cabin; One master controller be connected with described sensor group, also comprise an actuator be connected with master controller equally, it comprises the change oar final controlling element that a control fan blade rotates, the driftage final controlling element that a control cabin rotates, and the protection final controlling element of a connection brake block; One energy conversion mechanism, it comprises one and to be connected with wind-driven generator output terminal and the Ac received is changed into galvanic rectifying unit, and direct current is changed into Ac and realizes grid-connected inversion unit by one.Realize the control of blower fan and electric energy conversion and grid-connected function, there is saving space, control accuracy and the high feature of reliability.
Description
Technical field
The utility model belongs to technical field of wind power generation, is specifically related to a kind of wind-power electricity generation integrated control device.
Background technique
The integrated control system that wind energy transformation controls and grid-connected converter controls of Large-scale Wind Turbines, so far, domestic wind power control system manufacturing enterprise can only produce master control system and (comprise change oar, go off course and untie the mooring rope as core controlling functions) or only produce wind-electricity integration converter system, there is no the complex control system that any domestic enterprise can produce high-power wind-driven generator group, therefore, when wind-driven generator producer is when manufacturing wind-power generating system, the control system equipment that high cost imported with original packaging is external, generally all buy from different manufacturers from the domestic wind power master control system of domestic procurement and converter plant, due to the difference of the technical parameter of different vendor, the cooperation necessarily requiring multiple producer technician in complete machine process is being installed, just can realize the combination of whole controlling functions, communication process is wasted time and energy.Based on above consideration, develop a being seemed by above-mentioned two kinds of functions control product be completely integrated in set of system is necessary very much.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of wind-power electricity generation integrated control device, set of device can realize the control of blower fan and electric energy conversion and grid-connected function, has saving space, control accuracy and the high feature of reliability.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of wind-power electricity generation integrated control device, it is installed on above tower cylinder, comprising:
One sensor group, described sensor group comprises the wind speed and direction sensing transducer that is arranged on top outside cabin, and one is arranged on the electrical network sensing transducer in cabin, and one is arranged on the system temperature sensing transducer in the internal controller housing of cabin;
One master controller be connected with described sensor group,
Also comprise an actuator be connected with master controller equally, described actuator comprises the change oar final controlling element that a control fan blade rotates, the driftage final controlling element that a control cabin rotates, and the protection final controlling element of a connection brake block;
One energy conversion mechanism, described energy conversion mechanism comprises one and to be connected with wind-driven generator output terminal and the Ac received is changed into galvanic rectifying unit, and direct current is changed into Ac and realizes grid-connected inversion unit by one.
In a preferred embodiment of the present utility model, described wind speed and direction sensing transducer, electrical network sensing transducer, system temperature sensing transducer three add the respective independently testing circuit of transmitter composition by sensor, export the electrical signal of 4-20mA respectively.
In a preferred embodiment of the present utility model, the control panel that described master controller adopts DSP to design for main control chip.
By technique scheme, the beneficial effects of the utility model are:
The utility model achieves wind power generating set from reception wind energy to converting mechanical energy to, the overall-in-one control schema function stablizing grid-connected electric energy is converted to again from mechanical energy, system all constituents organically combines, form the control system of complete set, overcome the problem that said wind energy above disconnects mutually to mechanical energy conversion and control and cutting-in control completely, should use more convenient, efficiently.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural principle block diagram of the present utility model.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
See Fig. 1; a kind of wind-power electricity generation integrated control device, comprises wind speed and direction sensing transducer 1, electrical network sensing transducer 2, system temperature sensing transducer 3, master controller 4, becomes oar final controlling element 5, driftage final controlling element 6, rectifying unit 7, inversion unit 8, protection final controlling element 9.
Described wind speed and direction sensing transducer 1 is arranged on top outside cabin, blocks place without object.
Described electrical network sensing transducer 2 from the AC network number of winning the confidence, gives master controller 4 in cabin after becoming analogue signal.
System temperature sensing transducer 3 is mainly arranged in the internal controller housing of cabin.
The control panel that described master controller 4 adopts 28335 series DSP of TI company to design for main control chip.
Described change oar final controlling element 5 is the devices controlling blade of wind-driven generator rotation in cabin.
Described driftage final controlling element 6 is devices cabin being rotated in cabin external enwergy.
Described rectifying unit 7 is in cabin, be connected to wind-driven generator output terminal, realizes AC-DC function.
Described inversion unit 8 is in cabin, be connected to rectifying unit 7 back, realizes direct current and becomes the grid-connected function of interchange.
Described protection final controlling element 9 connects brake block in cabin.
Nacelle top wind speed and direction sensing transducer 1 imports current wind speed, wind direction measured value into master controller 4 with 4-20mA analogue signal, master controller 4 according to control overflow drive become oar final controlling element 5 take suitable action (namely determine whether needing to become oar action according to the critical action parameter of setting:
When critical wind velocity reaches rated wind speed and be above, drive and become oar action, reduce wind energy acquisition amount, ensure rated operation;
When wind speed reaches more than dangerous wind velocity, become oar final controlling element 5 and realize feathering function, master controller 4 sends instructions to protection final controlling element 9 simultaneously, and make brake block skidding, blower fan is out of service.Final controlling element 6 of simultaneously going off course takes suitable action (namely having reached object windward according to final controlling element 6 action that determines whether needing going off course of the critical action parameter of setting), after wind-driven generator sends electric energy, the Power network parameter measureing signal (4-20mA analogue signal) that first master controller 4 is sent into according to electrical network sensing transducer 2 sends driving instruction to rectifying unit 7, inversion unit 8, the two co-ordination is made to export the electric energy meeting electrical network parameter, auto-parallel.
The operating temperature of system temperature sensing transducer 3 real-time detecting system operating temperature and wind-driven generator; checkout value is sent into master controller 4 with 4-20mA analogue signal; master controller 4 compares according to signalization in collection signal and software; when temperature is higher than dangerous setting value; send cutoff command; become oar final controlling element 5 and realize feathering, protection final controlling element 9 realizes brake and shuts down.
Core operating principle of the present utility model has:
First, master controller 4 is as the control core of whole system, the 4-20mA analog current signal that its reception wind speed and direction sensing transducer 1, electrical network sensing transducer 2, system temperature sensing transducer 3 collection come, through algorithm process in house software, sends suitable command signal to subordinate.
Second, integration control function, achieve the control of wind power generating set from Wind energy extraction to wind energy by master controller 4 as the integrated control device that core is formed and be converted into mechanical energy, arrive changes mechanical energy again and be electric energy and all functions integration of the high-quality electric energy be transformed to can be grid-connected by converter system is completed, the system that on difference market, in existing wind power generator control system, wind energy switching control system and grid-connected system provide for two independent vendors, by the control mode that the two links together by integrator.
3rd, maximal wind-energy capture controls (become oar control), according to the signal that wind speed and direction sensing transducer 1 is sent here, when wind speed is below rated wind speed, becomes oar final controlling element 5 and makes leaf angle maximum, with the maximal wind-energy after ensureing; When critical wind velocity reaches rated wind speed and be above, become oar final controlling element 5 and drive the action of change oar, reduce wind energy acquisition amount, ensure to be operated in rated generation state; When wind speed reaches more than dangerous wind velocity, realize feathering function, master controller 4 sends instructions to protection final controlling element 9 simultaneously, and make brake block skidding, blower fan is out of service.
4th, driftage controls (chasing after wind to control), when wind direction and fan blade angle are greater than setting value (general about 100), drives driftage final controlling element 6 that the head of blower fan is reached just to wind direction position.In addition, when fan engine room rotates more than 2 weeks (7200) along same direction, master controller 4 sends instruction along going back to virgin work position in the other direction can to driftage final controlling element 6, restarts work.
5th, temperature protection function, master controller 4 according to the signal of system temperature sensing transducer 3 being arranged on each position of body, in software relatively after, give a warning or stoppage protection instruction in good time.
More than show and describe basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a wind-power electricity generation integrated control device, it is installed on above tower cylinder, it is characterized in that, comprising:
One sensor group, described sensor group comprises the wind speed and direction sensing transducer that is arranged on top outside cabin, and one is arranged on the electrical network sensing transducer in cabin, and one is arranged on the system temperature sensing transducer in the internal controller housing of cabin;
One master controller be connected with described sensor group,
Also comprise an actuator be connected with master controller equally, described actuator comprises the change oar final controlling element that a control fan blade rotates, the driftage final controlling element that a control cabin rotates, and the protection final controlling element of a connection brake block;
One energy conversion mechanism, described energy conversion mechanism comprises one and to be connected with wind-driven generator output terminal and the Ac received is changed into galvanic rectifying unit, and direct current is changed into Ac and realizes grid-connected inversion unit by one.
2. a kind of wind-power electricity generation integrated control device according to claim 1, it is characterized in that, described wind speed and direction sensing transducer, electrical network sensing transducer, system temperature sensing transducer three add the respective independently testing circuit of transmitter composition by sensor, export the electrical signal of 4-20mA respectively.
3. a kind of wind-power electricity generation integrated control device according to claim 1, is characterized in that, the control panel that described master controller adopts DSP to design for main control chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520169259.9U CN204511769U (en) | 2015-03-25 | 2015-03-25 | A kind of wind-power electricity generation integrated control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520169259.9U CN204511769U (en) | 2015-03-25 | 2015-03-25 | A kind of wind-power electricity generation integrated control device |
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| Publication Number | Publication Date |
|---|---|
| CN204511769U true CN204511769U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520169259.9U Expired - Fee Related CN204511769U (en) | 2015-03-25 | 2015-03-25 | A kind of wind-power electricity generation integrated control device |
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| Country | Link |
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| CN (1) | CN204511769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412691A (en) * | 2018-03-13 | 2018-08-17 | 南京欧陆电气股份有限公司 | A kind of intelligent blower control system and its method based on self-aid learning technology |
-
2015
- 2015-03-25 CN CN201520169259.9U patent/CN204511769U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412691A (en) * | 2018-03-13 | 2018-08-17 | 南京欧陆电气股份有限公司 | A kind of intelligent blower control system and its method based on self-aid learning technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20160325 |
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| CF01 | Termination of patent right due to non-payment of annual fee |