CN102879199A - Full-condition wind turbine simulator - Google Patents
Full-condition wind turbine simulator Download PDFInfo
- Publication number
- CN102879199A CN102879199A CN2012103247488A CN201210324748A CN102879199A CN 102879199 A CN102879199 A CN 102879199A CN 2012103247488 A CN2012103247488 A CN 2012103247488A CN 201210324748 A CN201210324748 A CN 201210324748A CN 102879199 A CN102879199 A CN 102879199A
- Authority
- CN
- China
- Prior art keywords
- wind
- wind turbine
- turbine simulator
- torque
- simulator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Wind Motors (AREA)
Abstract
The invention relates to a full-condition wind turbine simulator comprising an upper computer monitor system for the wind turbine simulator, a characteristic simulating control system for a full-condition wind turbine and an electromechanical servo system for the wind turbine simulator. The upper computer monitor system for the wind turbine simulator sets operating parameters; the characteristic simulating control system for the full-condition wind turbine reads required data in each control cycle, operates simulation algorithms, and outputs torque commands to the drag converter of the electromechanical servo system for the wind turbine simulator; the drag converter controls a drag motor to output torques, and the operating characteristics of the wind turbine are simulated. The full-condition wind turbine simulator provided by the invention can simulate the dynamic and static characteristics of the full-condition operation of the wind turbine in a laboratory without wind field environment, and the full-condition wind turbine simulator is suitable for developing and researching wind power technique.
Description
Technical field
The present invention relates to a kind of Wind Turbine Simulator, particularly be applicable to the full operating mode Wind Turbine Simulator of double-fed type or direct driving speed-changing constant frequency wind-powered electricity generation simulation experiment platform.
Background technology
Wind energy is subject to the extensive attention of countries in the world day by day as a kind of regenerative resource; the development and use wind energy; greatly develop wind generating technology; have great importance for solving global energy crisis and environmental pollution; at present in the world in the topmost wind generating technology; the variable-speed constant-frequency wind power generation technology is optimized technology, has become the developing direction of wind generating technology.
The development of verifying wind generating technology of exploring in advance, study in laboratory plays important impetus.But because the restriction of condition, most of laboratories do not have wind field environment or wind energy conversion system, and this is unfavorable for the checking of some new theories and new technology very much.In order to strengthen the research and development ability of wind generating technology, must carry out the research of wind energy conversion system analogue technique.Wind generator system is to be mechanical energy with wind energy transformation, mechanical energy is converted into the Conversion of Energy system of electric energy again.And wind energy conversion system just to play the part of in this system wind energy transformation be the role of mechanical energy, be exactly the simulation of energy or torque so the simulation of wind energy conversion system is said in essence.By taking suitable control strategy, make the realistic feature of wind machine of whole wind energy conversion system simulation system, drive aerogenerator with it, reach the effect of Reality simulation occurring in nature wind generator system work.Wind Turbine Simulator can in the characteristic of the situation Imitating wind energy conversion system that does not rely on environment and wind energy conversion system, make things convenient for the research and development test of laboratory to wind generator system and parts thereof.
The most of mentality of designing that adopts the transducer drive dragging motor of existing Wind Turbine Simulator, as shown in Figure 1, master system calculates the suitable torque instruction of output, simulate the operation characteristic of wind energy conversion system by the different torque of control frequency converter output, but focus mostly in the research aspect qualitative such as the simulation of feature of wind machine curve, maximal wind-energy capture experiment, the high-power unit output of actual wind field torque characteristics can not be accurately simulated, the full operating mode operation characteristic of wind energy conversion system can not be simulated; In addition, the most of wind speed inputs of existing Wind Turbine Simulator all come from anemoscope and measure, and the simulation of not integrated Variable Pitch system, this has equally also caused the accuracy inconvenient and simulation of experiment relatively poor, this just can not the full operating mode operation characteristic of the actual wind-powered electricity generation unit of real simulation, thereby has affected experiment effect.
Summary of the invention
The objective of the invention is to overcome existing Wind Turbine Simulator and only can carry out the research of qualitative aspect, shortcoming that can not the full operating mode operation characteristic of the actual physical environment apoplexy of real simulation group of motors provides a kind of full operating mode Wind Turbine Simulator that is applicable to the variable-speed constant-frequency wind power generation simulation experiment platform.The present invention can realize complete natural wind regime wind speed simulation, comprises fitful wind, basic wind, gradual change wind, turbulent flow etc., simultaneously the wind energy turbine set parameter can be set also, reproduces the true wind regime of the actual wind field of nature fully.The present invention is based on the parameter conversion, by torque modification, realized the characteristic of small scale Wind Turbine Simulator simulation high-power wind mill.The full operating mode Wind Turbine Simulator of the present invention is applied in the wind-powered electricity generation unit simulation experiment platform, is an important component part in this experiment porch.Except the full operating mode Wind Turbine Simulator of the present invention, also comprise wind-powered electricity generation unit master control system, current transformer, generator etc. in this experiment porch.On this experiment porch, can carry out the experimental verification of the exploitation of wind-powered electricity generation new industrial research and wind-powered electricity generation unit function.
The present invention is complete, and the operating mode Wind Turbine Simulator mainly comprises three parts: Wind Turbine Simulator Monitor Computer Control System, full operating mode feature of wind machine analog control system and Wind Turbine Simulator electromechanical follow-up system.
The Wind Turbine Simulator Monitor Computer Control System arranges the operation initial parameter, be transferred to full operating mode feature of wind machine analog control system by the RS-232 serial ports, obtain real-time torque reference instruction through full operating mode feature of wind machine analog control system computing, described real-time torque reference instruction is transferred to the frequency converter that drags in the Wind Turbine Simulator electromechanical follow-up system by the RS-485 communication interface, the described frequency converter that drags is according to this real-time torque reference instruction control dragging motor output torque, simulation wind energy conversion system operation characteristic.
Described Wind Turbine Simulator Monitor Computer Control System is comprised of industrial control computer, supervisory system and communication module, practical function mainly comprises full operating mode Wind Turbine Simulator system Control and Schedule, the Wind Turbine Simulator parameter arranges, the conventional natural wind speed simulation of Wind Turbine Simulator etc.Described full operating mode feature of wind machine analog control system comprises the PLC(Programmable Logic Controller) unit, signals collecting converter, Variable Pitch system simulation module and system protection functional module.Described PLC unit is changed and be input to signals collecting converter Real-time Collection tach signal and dtc signal, through the PLC cell processing, obtains exporting the torque reference instruction.Variable Pitch system simulation module and system protection functional simulation module are carried out respectively propeller pitch angle output order and the system protection signal instruction of the wind-powered electricity generation unit master control system transmission of wind-powered electricity generation unit simulation experiment platform.Described Wind Turbine Simulator electromechanical follow-up system forms by dragging frequency converter, dragging motor, shaft coupling and torque rotary speed sensor, drag the electrical connection of frequency converter and dragging motor, dragging motor and shaft coupling mechanical connection, shaft coupling is installed in the dragging motor rotating shaft, and torque rotary speed sensor is installed on the shaft coupling.After dragging the torque reference instruction that frequency converter receives the output of full operating mode feature of wind machine analog control system, control dragging motor output torque.
The operation of the full operating mode Wind Turbine Simulator simulation of the present invention feature of wind machine may further comprise the steps:
Step 1: at first the Wind Turbine Simulator Monitor Computer Control System carries out the parameter setting, described parameter mainly comprises wind energy turbine set atmospheric density, wind turbine set type to be measured, wind-powered electricity generation unit rated power, wind-powered machine unit hub height, impeller of wind turbine set radius and simulated time yardstick, reads in the rated power curve that aerogenerator producer provides.The Wind Turbine Simulator Monitor Computer Control System generates conventional natural wind speed curve automatically according to wind-powered electricity generation unit to be measured and environmental parameter, reads in real time for the PLC unit.
Step 2: the Wind Turbine Simulator Monitor Computer Control System carries out System self-test; check and send instructions in the PLC unit after errorless; start Variable Pitch system simulation module, system protection functional simulation module in the full operating mode feature of wind machine analog control system, in described PLC unit, start simultaneously operation feature of wind machine modeling algorithm.
Step 3: the unit parameter to be measured according to step 1 arranges, carry out computing in the PLC unit of full operating mode feature of wind machine analog control system.The PLC unit of full operating mode feature of wind machine analog control system is at each control cycle T
sIn, calculate in real time because the equivalent wind speed disturbance v that tower shadow effect and pneumatic shear effect cause
Ed, with equivalent wind speed disturbance v
EdThis control cycle T is added to
sIn in the described step 1 that reads, on the conventional natural wind speed curve data that the Wind Turbine Simulator Monitor Computer Control System generates.
Step 4: the PLC unit of full operating mode feature of wind machine analog control system is theoretical according to the pattra leaves thatch, calculates wind energy and the pneumatic torque of output that wind energy conversion system to be measured absorbs in real time, the mechanical output P that wind energy conversion system absorbs
mCan use following formula to represent:
In the formula, C
pBe power coefficient, R is impeller radius, and v is wind speed, and ρ is atmospheric density.Power coefficient C
pBe the function of tip speed ratio λ and propeller pitch angle β, tip speed ratio λ is tip speed and wind speed v
WindRatio, expression formula is:
λ＝Rω/v
wind
Wherein, ω is the wind mill wind wheel angular velocity of rotation, and further, wind energy conversion system is exported pneumatic torque T
mCan be drawn by following formula:
Use above-mentioned formula just can calculate in certain wind speed, the mechanical output that propeller pitch angle and wind speed round apparatus for lower wind machine absorb and export pneumatic torque.Because the periodic disturbance that tower shadow effect and pneumatic shear effect cause has been converted to equivalent wind speed v
EdBe superimposed upon in real time in the step 1 on the conventional natural wind speed curve that generates, so the pneumatic torque of output must comprise the torque cycle pulsation that tower shadow effect and pneumatic shear effect cause, also namely realized the simulation of torque pulsation.
Step 5: consider that the moment of inertia of Wind Turbine Simulator, friction factor are different from actual blower fan, need to revise the torque of dragging motor output.After torque modification, the moment of inertia of compensation Wind Turbine Simulator, send at last revised real-time torque instruction to the frequency converter that drags of Wind Turbine Simulator electromechanical follow-up system, the operation of control dragging motor enables real simulation high-power wind turbine machine unit characteristic.In each control cycle, the PLC unit of full operating mode feature of wind machine analog control system is by signals collecting converter Real-time Collection rotating speed, dtc signal simultaneously, and the correctness of torque is exported in checking.
Step 6: in a simulation cycle, Variable Pitch system simulation module and the always circular flow of system protection functional simulation module in the full operating mode feature of wind machine analog control system, Variable Pitch system simulation module is carried out the output propeller pitch angle according to the propeller pitch angle instruction; In a single day simultaneity factor defencive function analog module detects any fault is the output protection signal; Variable Pitch system simulation module begins to carry out emergency feathering; the protection wind energy conversion system; avoid driving; and other functional modules of Wind Turbine Simulator continue operation; dynamic operational behaviour when this function also can be simulated the wind energy conversion system fault and occurs has reflected the characteristic of actual wind energy conversion system more really.
Beneficial effect of the present invention:
1) the full operating mode Wind Turbine Simulator of variable speed constant frequency of the present invention can be at the static and dynamic performance of the full operating mode operation of the situation Imitating wind energy conversion system that does not rely on physical environment and wind energy conversion system;
2) wind speed simulation of the present invention adopts wind speed model synthetic method to realize, characteristic according to natural wind is synthetic by basic wind, fitful wind, gradual change wind and turbulent flow, the periodic perturbation that is caused by tower shadow effect and pneumatic shear effect is converted to the equivalent wind speed disturbance and is superimposed upon on the synthetic natural wind, has reproduced the true wind regime of the actual wind field of nature fully;
3) can set the actual operation parameters of the different blower fans of different wind fields by simulator Monitor Computer Control System of the present invention, but the also change curve of Set arbitrarily wind speed greatly facilitates the laboratory to the research of wind generator system;
4) the full operating mode Wind Turbine Simulator of the present invention is simultaneously integrated to the simulation of Variable Pitch system, can be according to the moving law action of actual wind energy turbine set Variable Pitch system, when receiving fault-signal, but emergency feathering, prevent that wind energy conversion system from hypervelocity driving phenomenon occuring, can reflect really the characteristic of actual wind energy conversion system when full operating mode operation.
Description of drawings
Fig. 1 is existing Wind Turbine Simulator structural drawing;
Fig. 2 is overall formation block diagram of the present invention;
Fig. 3 is the wind speed simulation algorithm block diagram;
Fig. 4 is moment of inertia correction block diagram;
Fig. 5 is full operating mode wind energy conversion system simulation control block diagram;
Fig. 6 is the full operating mode Wind Turbine Simulator of the present invention operational flow diagram.
Embodiment
The present invention will be further described below in conjunction with the drawings and specific embodiments.
As shown in Figure 2, the full operating mode Wind Turbine Simulator of the present invention mainly comprises three parts: Wind Turbine Simulator Monitor Computer Control System, full operating mode feature of wind machine analog control system and Wind Turbine Simulator electromechanical follow-up system.The Wind Turbine Simulator Monitor Computer Control System arranges the operation initial parameter, be transferred to full operating mode feature of wind machine analog control system by the RS-232 serial ports, obtain real-time torque reference instruction through full operating mode feature of wind machine analog control system computing, described real-time torque reference instruction is transferred to the frequency converter that drags in the Wind Turbine Simulator electromechanical follow-up system by the RS-485 communication interface, the described frequency converter that drags is according to this real-time torque reference instruction control dragging motor output torque, simulation wind energy conversion system operation characteristic, while torque and speed sensors output signal pass back to the PLC unit by the signals collecting converter and carry out instruction correction checking.
Described Wind Turbine Simulator Monitor Computer Control System is comprised of industrial control computer, supervisory system and communication module, practical function mainly comprises full operating mode Wind Turbine Simulator system Control and Schedule, the Wind Turbine Simulator parameter arranges, the conventional natural wind speed simulation of Wind Turbine Simulator etc.Described full operating mode feature of wind machine analog control system comprises the PLC(Programmable Logic Controller) unit and signals collecting converter, signals collecting converter Real-time Collection rotating speed, dtc signal, conversion also is input to the PLC unit, operation feature of wind machine modeling algorithm obtains exporting the torque reference instruction in the PLC unit.Comprise simultaneously Variable Pitch system simulation module and system protection functional simulation module in the described full operating mode feature of wind machine analog control system; described Variable Pitch system simulation module and system protection functional simulation module are carried out respectively propeller pitch angle output order and the system protection signal instruction of the wind-powered electricity generation unit master control system transmission of wind-powered electricity generation unit simulation experiment platform, more real simulation feature of wind machine.Described Wind Turbine Simulator electromechanical follow-up system forms by dragging frequency converter, dragging motor, shaft coupling and torque rotary speed sensor, drag the electrical connection of frequency converter and dragging motor, dragging motor and shaft coupling mechanical connection, shaft coupling is installed in the dragging motor rotating shaft, torque rotary speed sensor is installed on the shaft coupling, after dragging the torque reference instruction that frequency converter receives the output of full operating mode feature of wind machine analog control system, control dragging motor output torque.
Figure 3 shows that the wind speed simulation algorithm block diagram.As shown in Figure 3, at first Monitor Computer Control System carries out the parameter setting, described parameter mainly comprises wind energy turbine set atmospheric density, wind turbine set type to be measured (double-fed or permanent magnetism), wind-powered electricity generation unit rated power, wind-powered machine unit hub height, impeller of wind turbine set radius and simulated time yardstick, read in the rated power curve that aerogenerator producer provides, supervisory system generates conventional natural wind speed curve automatically according to wind-powered electricity generation unit to be measured and environmental parameter, reads in real time for full operating mode feature of wind machine analog control system.
Unit parameter to be measured according to setting is finished carries out computing, at each control cycle T in the PLC unit of full operating mode feature of wind machine analog control system
sIn, calculate in real time because the equivalent wind speed disturbance v that tower shadow effect and pneumatic shear effect cause
Ed, this control cycle T is added to
sIn the conventional natural wind speed v that reads
WindOn obtain the input wind speed v of torque simulation, that is:
v＝v
ed+v
wind
Obtain can calculating the wind energy of in real time absorption of wind energy conversion system to be measured and export pneumatic torque in described PLC unit according to pattra leaves thatch theory behind the real-time wind speed, the mechanical output that wind energy conversion system absorbs can use following formula to represent:
In the formula, C
pBe the Wind Power Utilization usage factor, R is impeller radius, and v is wind speed, and ρ is atmospheric density.Power coefficient C
pBe the function of tip speed ratio λ and propeller pitch angle β, power coefficient C
pExpression be:
λ wherein
iBe intermediate variable, its expression formula is:
Tip speed ratio λ is the ratio of tip speed and wind speed, and expression formula is:
λ＝Rω/v
Wherein, ω is the wind mill wind wheel angular velocity of rotation, and further, wind energy conversion system is exported pneumatic torque T
mCan be drawn by following formula:
Use above-mentioned formula just can calculate in certain wind speed, the mechanical output that propeller pitch angle and wind speed round apparatus for lower wind machine absorb and export pneumatic torque.Because the periodic disturbance that tower shadow effect and pneumatic shear effect cause has been converted to equivalent wind speed v
EdBe superimposed upon in real time the conventional natural wind speed v of generation
WindOn, so the machine torque of output must comprise the torque cycle pulsation that tower shadow effect and pneumatic shear effect cause, also namely realized the simulation of torque pulsation.
Figure 4 shows that moment of inertia correction block diagram, moment of inertia, the friction factor of considering Wind Turbine Simulator are different from actual blower fan, actual wind energy conversion system moment of inertia is generally much larger than the Wind Turbine Simulator system, for making Wind Turbine Simulator can accurately simulate the dynamic perfromance of wind energy conversion system, need to drag torque correction to simulator; Simultaneously at each control cycle T
sIn, described PLC unit is by the correctness of signals collecting converter Real-time Collection rotating speed, dtc signal checking output torque.That is:
T
ref＝T
m+T
com
In the formula, T
RefBe the torque reference instruction of the final output of Wind Turbine Simulator, T
mBe the pneumatic torque that calculates, T
ComExpression moment of inertia compensating torque.After torque modification, the moment of inertia of compensation Wind Turbine Simulator, send at last revised real-time torque instruction to the frequency converter that drags of Wind Turbine Simulator electromechanical follow-up system, the operation of control dragging motor enables real simulation high-power wind turbine machine unit characteristic.
Figure 5 shows that full operating mode wind energy conversion system simulation control block diagram.By the Wind Turbine Simulator Monitor Computer Control System systematic parameter is set, comprise wind energy turbine set atmospheric density, wind turbine set type to be measured (double-fed or permanent magnetism), wind-powered electricity generation unit rated power, wind-powered machine unit hub height, impeller of wind turbine set radius and simulated time yardstick, read in the rated power curve that aerogenerator producer provides, supervisory system generates conventional natural wind speed curve automatically according to wind-powered electricity generation unit to be measured and environmental parameter, supplies the PLC unit of full operating mode feature of wind machine analog control system to read in real time.
Operation real time modelling algorithm in described PLC unit.Each control cycle T
sIn, calculate in real time because the equivalent wind speed disturbance v that tower shadow effect and pneumatic shear effect cause by tower shadow/pneumatic shear effect equivalence modular converter
Ed, this control cycle T is added to
sIn the conventional natural air speed data v that has generated that reads
WindOn, obtain resultant wind velocity v and be input in the wind energy conversion system model.
Variable Pitch system simulation module in the full operating mode feature of wind machine analog control system receives the master control instruction and carries out propeller pitch angle β, again in conjunction with other wind energy conversion system parameters, calculates current pneumatic torque T by the wind energy conversion system model
m, consider that the moment of inertia of Wind Turbine Simulator, friction factor are different from actual blower fan, this pneumatic torque T
mAlso need carry out correction-compensation, obtain correction-compensation torque T by large rotating inertia correction-compensation module
Com, obtain at last the given output torque reference instruction T that drags frequency converter
Ref
Described Variable Pitch system simulation module receives the propeller pitch angle instruction β of the wind-powered electricity generation unit master control system transmission of wind-powered electricity generation unit simulation experiment platform; when turning wind speed (being 3m/s herein), the approaching incision of wind speed presses the instruction unpack blade; the assisting wind generating set grid-connection; along with increasing, wind speed changes gradually propeller pitch angle; when wind speed surpasses wind rating (being 12m/s) herein; the control propeller pitch angle is stablized the wind energy conversion system rotating speed; the full operating mode Wind Turbine Simulator of the present invention's this moment enters the output-constant operation interval; when wind speed increases above cut-out wind speed (being 25m/s) herein; emergency feathering prevents driving, realizes over-speed protection function.
Wind Turbine Simulator operation in a simulation cycle; Variable Pitch system simulation module and the always circular flow of system protection functional simulation module in the full operating mode feature of wind machine analog control system; carry out respectively given propeller pitch angle output order and system protection signal instruction; namely begin emergency feathering in case detect any fault; the protection wind energy conversion system; avoid driving; and other functional modules of Wind Turbine Simulator continue operation; dynamic operational behaviour when this function also can be simulated the wind energy conversion system fault and occurs has reflected the characteristic of actual wind energy conversion system more really.
Figure 6 shows that the full operating mode Wind Turbine Simulator of the present invention operational flow diagram, after starting full operating mode Wind Turbine Simulator, at first by the Wind Turbine Simulator Monitor Computer Control System simulator operational factor is set, comprise the wind energy turbine set simulated and the parameter of wind energy conversion system, arrange the operational factor finished by communication transfer to full operating mode feature of wind machine analog control system.Operation modeling algorithm calculating wind energy conversion system is exported pneumatic torque T after receiving the signals such as Wind Turbine Simulator Monitor Computer Control System transmission information, propeller pitch angle signal and rotational speed and torque
m, through large rotating inertia correction-compensation T
ComObtain torque reference instruction T
RefSend to and drag frequency converter, drag Frequency Converter Control dragging motor output torque simulation wind energy conversion system operation characteristic.
In sum, the full operating mode Wind Turbine Simulator of the present invention can not rely on the dynamic and static characteristic of situation Imitating wind energy conversion system of physical environment and wind energy conversion system, can simulate the wind energy conversion system of different qualities simultaneously, and the change curve of energy Set arbitrarily wind speed; Wind speed simulation adopts wind speed model synthetic method to realize, characteristic according to natural wind is synthetic by basic wind, fitful wind, gradual change wind and turbulent flow, the periodic perturbation that is caused by tower shadow effect and pneumatic shear effect is converted to the equivalent wind speed disturbance and is superimposed upon on the synthetic natural wind, has reproduced the true wind regime of the actual wind field of nature fully; Specific wind energy turbine set environmental parameter and wind energy conversion system parameter can be set, simultaneously integrated simulation to the Variable Pitch system, can be according to the moving law action of actual wind energy turbine set wind-powered electricity generation unit Variable Pitch system, when receiving the fault starting signal, but emergency feathering, prevent that wind energy conversion system from hypervelocity driving phenomenon occuring, can reflect really the characteristic of actual wind energy conversion system when full operating mode operation, simulate more accurately feature of wind machine.The research cycle of wind generating technology has greatly been shortened in the application of wind energy conversion system analogue technique, the full operating mode Wind Turbine Simulator of the present invention has made things convenient for the research of laboratory to wind generator system, for the research and development of wind-power electricity generation new technology, checking, maximal wind-energy Tracing Control and the control algolithm of improving have been created favourable condition.
Claims (2)
1. a full operating mode Wind Turbine Simulator is characterized in that described Wind Turbine Simulator comprises three parts: Wind Turbine Simulator Monitor Computer Control System, full operating mode feature of wind machine analog control system and Wind Turbine Simulator electromechanical follow-up system; Described Wind Turbine Simulator Monitor Computer Control System is comprised of industrial control computer, supervisory system and communication module, be used for realizing full operating mode Wind Turbine Simulator system Control and Schedule, the Wind Turbine Simulator parameter arranges, the conventional natural wind speed analog functuion of Wind Turbine Simulator; Described full operating mode feature of wind machine analog control system comprises PLC unit, signals collecting converter, Variable Pitch system simulation module and system protection analog module; Signals collecting converter Real-time Collection is also changed tach signal and dtc signal, is transferred in the PLC unit, obtains exporting the torque reference instruction through the PLC cell processing; Variable Pitch system simulation module and system protection functional simulation module are carried out respectively propeller pitch angle instruction and the system protection signal instruction of the wind-powered electricity generation unit master control system transmission of wind-powered electricity generation unit simulation experiment platform; Described Wind Turbine Simulator electromechanical follow-up system forms by dragging frequency converter, dragging motor, shaft coupling and torque rotary speed sensor, drag the electrical connection of frequency converter and dragging motor, dragging motor and shaft coupling mechanical connection, shaft coupling is installed in the dragging motor rotating shaft, torque rotary speed sensor is installed on the shaft coupling, described drag the torque reference instruction that frequency converter receives the output of full operating mode feature of wind machine analog control system after, control dragging motor output torque, simulation wind energy conversion system operation characteristic.
2. according to full operating mode Wind Turbine Simulator claimed in claim 1, it is characterized in that described Wind Turbine Simulator simulates the feature of wind machine operation according to the following steps:
Step 1: at first described Wind Turbine Simulator Monitor Computer Control System carries out the parameter setting, and described parameter comprises wind energy turbine set atmospheric density, wind turbine set type to be measured, wind-powered electricity generation unit rated power, wind-powered machine unit hub height, impeller of wind turbine set radius and simulated time yardstick; Described Wind Turbine Simulator Monitor Computer Control System reads in the rated power curve that aerogenerator producer provides, described Wind Turbine Simulator Monitor Computer Control System generates conventional natural wind speed curve automatically according to wind-powered electricity generation unit to be measured and environmental parameter, reads in real time for described PLC unit;
Step 2: described Wind Turbine Simulator Monitor Computer Control System carries out System self-test, check and send instructions in the described PLC unit after errorless, start described Variable Pitch system simulation module and system protection functional simulation module, simultaneously operation feature of wind machine modeling algorithm in described PLC unit;
Step 3: the wind-powered electricity generation unit parameter to be measured that described PLC unit arranges according to step 1, at each control cycle T
sIn, calculate in real time because the equivalent wind speed disturbance v that tower shadow effect and pneumatic shear effect cause
Ed, with equivalent wind speed disturbance v
EdThis control cycle T is added to
sIn on the conventional natural wind speed curve data that generates in the step 1 that reads;
Step 4: described PLC unit is theoretical according to the pattra leaves thatch, calculates wind energy and the pneumatic torque of output that wind energy conversion system to be measured absorbs in real time, the mechanical output P that wind energy conversion system absorbs
mUse following formula to represent:
C wherein
pBe power coefficient, R is the wind turbine impeller radius, and v is wind speed, and ρ is atmospheric density; Power coefficient C
pBe the function of tip speed ratio λ and propeller pitch angle β, tip speed ratio λ is the ratio of tip speed and wind speed, and expression formula is:
λ＝Rω/v
wind
Wherein, ω is the wind mill wind wheel angular velocity of rotation, and further, wind energy conversion system is exported pneumatic torque T
mDrawn by following formula:
Step 5: the torque to dragging motor output is revised, and after torque modification, the moment of inertia of compensation Wind Turbine Simulator sends revised real-time torque instruction at last to the described frequency converter that drags, the operation of control dragging motor, simulation feature of wind machine; Simultaneously, in each control cycle, described PLC unit is by signals collecting converter Real-time Collection rotating speed, dtc signal, and the correctness of torque is exported in checking;
Step 6: in a simulation cycle; described Variable Pitch system simulation program module and the circular flow of system protection functional simulation module; carry out respectively given propeller pitch angle output order and system protection signal instruction; namely begin emergency feathering in case detect any fault; the protection wind energy conversion system is avoided driving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210324748.8A CN102879199B (en) | 2012-09-04 | 2012-09-04 | Full-condition wind turbine simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210324748.8A CN102879199B (en) | 2012-09-04 | 2012-09-04 | Full-condition wind turbine simulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102879199A true CN102879199A (en) | 2013-01-16 |
| CN102879199B CN102879199B (en) | 2014-12-10 |
Family
ID=47480610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210324748.8A Active CN102879199B (en) | 2012-09-04 | 2012-09-04 | Full-condition wind turbine simulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102879199B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091109A (en) * | 2013-01-21 | 2013-05-08 | 南京航空航天大学 | Wind turbine simulator and control method used for testing wind driven generator dynamic characteristics |
| CN103226365A (en) * | 2013-03-06 | 2013-07-31 | 浙江运达风电股份有限公司 | Control method and device of wind turbine simulation system and wind turbine simulation system |
| CN103257315A (en) * | 2013-04-12 | 2013-08-21 | 天津瑞源电气有限公司 | Wind generating set master control system and motor-driven pitch changing system testing device |
| CN103913312A (en) * | 2014-04-18 | 2014-07-09 | 大连新飞船机有限公司 | Blade air motor slant swinging test bed and blade air motor testing method |
| CN104020418A (en) * | 2014-06-09 | 2014-09-03 | 新疆金风科技股份有限公司 | Simulation run system and simulation run method of direct-driven synchronous wind power generator |
| CN106949019A (en) * | 2017-03-09 | 2017-07-14 | 南京理工大学 | The evaluation method of the simulated performance of Wind Turbine Simulator |
| CN107230421A (en) * | 2017-04-13 | 2017-10-03 | 沈阳华人风电科技有限公司 | Blade rotation test platform and experimental method |
| CN107727422A (en) * | 2017-09-26 | 2018-02-23 | 中国科学院电工研究所 | A kind of high-power wind mill dynamic simulation experiment system |
| CN108757306A (en) * | 2018-05-21 | 2018-11-06 | 三重能有限公司 | A kind of wind powered generator control method, device and wind-driven generator |
| CN108979975A (en) * | 2018-08-17 | 2018-12-11 | 广东志成冠军集团有限公司 | A kind of wind energy conversion system simulation system |
| CN110429588A (en) * | 2019-07-22 | 2019-11-08 | 上海交通大学 | Power electronic system Work condition analogue device with output compensation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020091471A1 (en) * | 2001-01-11 | 2002-07-11 | Kabushiki Kaisha Meidensha | Testing system and method for automotive component using dynamometer |
| JP2003207424A (en) * | 2002-01-09 | 2003-07-25 | Meidensha Corp | Engine bench system |
| CN101430246A (en) * | 2008-12-16 | 2009-05-13 | 华南理工大学 | Simulation experiment platform for wind power generation |
| CN102156044A (en) * | 2011-03-07 | 2011-08-17 | 南京理工大学 | Wind turbine simulator applicable to testing of direct driving type wind generating set and model selection method thereof |
-
2012
- 2012-09-04 CN CN201210324748.8A patent/CN102879199B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020091471A1 (en) * | 2001-01-11 | 2002-07-11 | Kabushiki Kaisha Meidensha | Testing system and method for automotive component using dynamometer |
| JP2003207424A (en) * | 2002-01-09 | 2003-07-25 | Meidensha Corp | Engine bench system |
| CN101430246A (en) * | 2008-12-16 | 2009-05-13 | 华南理工大学 | Simulation experiment platform for wind power generation |
| CN102156044A (en) * | 2011-03-07 | 2011-08-17 | 南京理工大学 | Wind turbine simulator applicable to testing of direct driving type wind generating set and model selection method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 刘福才等: "《兆瓦级风力机风轮静态特性模拟器的研究》", 《电力电子技术》 * |
| 范晓旭等: "《复杂风况下变桨距风力机模拟系统实验研究》", 《2009全国博士生学术会议——电站自动化信息化论文集 》 * |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091109A (en) * | 2013-01-21 | 2013-05-08 | 南京航空航天大学 | Wind turbine simulator and control method used for testing wind driven generator dynamic characteristics |
| CN103091109B (en) * | 2013-01-21 | 2016-02-17 | 南京航空航天大学 | For the control method of the wind turbine simulator of aerogenerator dynamic perfromance test |
| CN103226365A (en) * | 2013-03-06 | 2013-07-31 | 浙江运达风电股份有限公司 | Control method and device of wind turbine simulation system and wind turbine simulation system |
| CN103226365B (en) * | 2013-03-06 | 2015-02-18 | 浙江运达风电股份有限公司 | Control method and device of wind turbine simulation system and wind turbine simulation system |
| CN103257315A (en) * | 2013-04-12 | 2013-08-21 | 天津瑞源电气有限公司 | Wind generating set master control system and motor-driven pitch changing system testing device |
| CN103913312B (en) * | 2014-04-18 | 2016-04-13 | 大连新飞船机有限公司 | The method of testing of a kind of blade gas motor inclination Swaying Test Platform and blade gas motor |
| CN103913312A (en) * | 2014-04-18 | 2014-07-09 | 大连新飞船机有限公司 | Blade air motor slant swinging test bed and blade air motor testing method |
| CN104020418B (en) * | 2014-06-09 | 2016-09-07 | 新疆金风科技股份有限公司 | The simulative running system of direct-driving synchronous wind turbine generator and dry run method |
| CN104020418A (en) * | 2014-06-09 | 2014-09-03 | 新疆金风科技股份有限公司 | Simulation run system and simulation run method of direct-driven synchronous wind power generator |
| CN106949019A (en) * | 2017-03-09 | 2017-07-14 | 南京理工大学 | The evaluation method of the simulated performance of Wind Turbine Simulator |
| CN107230421A (en) * | 2017-04-13 | 2017-10-03 | 沈阳华人风电科技有限公司 | Blade rotation test platform and experimental method |
| CN107727422A (en) * | 2017-09-26 | 2018-02-23 | 中国科学院电工研究所 | A kind of high-power wind mill dynamic simulation experiment system |
| CN108757306A (en) * | 2018-05-21 | 2018-11-06 | 三重能有限公司 | A kind of wind powered generator control method, device and wind-driven generator |
| CN108979975A (en) * | 2018-08-17 | 2018-12-11 | 广东志成冠军集团有限公司 | A kind of wind energy conversion system simulation system |
| CN110429588A (en) * | 2019-07-22 | 2019-11-08 | 上海交通大学 | Power electronic system Work condition analogue device with output compensation |
| CN110429588B (en) * | 2019-07-22 | 2021-06-29 | 上海交通大学 | Power electronic system working condition simulation device with output compensation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102879199B (en) | 2014-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102879199B (en) | Full-condition wind turbine simulator | |
| CN203324019U (en) | Semi-physical real-time simulation platform of wind turbine generator system | |
| CN101545953B (en) | Minitype aerogenerator performance testing method and special testing platform thereof | |
| CN102705169B (en) | Model machine for monitoring and controlling operation state of wind power generation | |
| CN102680895B (en) | Simulation method of wind power generation simulation platform | |
| CN106014877B (en) | Wind generator system multi-fault Diagnosis and faults-tolerant control | |
| CN106774276A (en) | Wind power plant automatic electricity generation control system test platform | |
| CN102749853A (en) | dSPACE-based integral machine control semi-physical simulation platform of wind generating set | |
| CN102819221B (en) | LVRT Capability of Wind Turbine Generator characteristic associative simulation model and joint simulation method thereof | |
| Mohammadi et al. | Using a new wind turbine emulator to analyze tower shadow and yaw error effects | |
| CN101430246A (en) | Simulation experiment platform for wind power generation | |
| CN103760779A (en) | Direct-driven wind generating set dynamic simulation system | |
| CN103337208B (en) | Based on wind power generating set simulation system and the analogy method of Power Electronic Technique | |
| CN105673322A (en) | Variable parameter nonlinear feedback control method achieving wind turbine MPPT control | |
| CN106777499B (en) | Complete machine dynamic modeling method for double-fed asynchronous wind generating set | |
| CN104200724A (en) | Large wind turbine generator variable-pitch experiment table and simulation experiment method thereof | |
| CN106802589A (en) | A kind of wind-power electricity generation test platform and its test method based on real-time code generation | |
| CN103324801B (en) | Wind energy conversion system digital simulation method based on RTDS | |
| Xie et al. | Characteristics simulation method of megawatt three-blade horizontal axis wind turbine based on laboratory kilowatt low-power motor system | |
| CN101750215B (en) | Test system of wind power master control system and inversion system | |
| CN201344857Y (en) | Wind power generation simulation test platform | |
| CN103207082B (en) | The test system of paddle change system of wind turbines and method of testing | |
| Li et al. | Design of real-time co-simulation platform for wind energy conversion system | |
| CN103226365B (en) | Control method and device of wind turbine simulation system and wind turbine simulation system | |
| CN107656091B (en) | A kind of wind measurement method and its system based on air-blower control sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |