CN104931265B - Large-scale Wind Turbines usability test device and its test method - Google Patents
Large-scale Wind Turbines usability test device and its test method Download PDFInfo
- Publication number
- CN104931265B CN104931265B CN201510339996.3A CN201510339996A CN104931265B CN 104931265 B CN104931265 B CN 104931265B CN 201510339996 A CN201510339996 A CN 201510339996A CN 104931265 B CN104931265 B CN 104931265B
- Authority
- CN
- China
- Prior art keywords
- generator
- power
- test
- motor
- electrical energy
- 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.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 68
- 238000010998 test method Methods 0.000 title description 4
- 238000000034 method Methods 0.000 claims abstract description 4
- 238000002474 experimental method Methods 0.000 claims description 17
- 230000005611 electricity Effects 0.000 claims description 4
- 238000010248 power generation Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Landscapes
- Wind Motors (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
The invention discloses a kind of Large-scale Wind Turbines usability test device and method, device includes frequency converter, motor, accompanies examination generator, power measuring, controller, electrical energy transformer, gear-box and test generator, motor electrically connects with frequency converter, and it is connected with gearbox input shaft, examination generator and test generator is accompanied to be installed in gearbox output shaft both ends, the electric energy output end of generator is tested by electrical energy transformer, power measuring and accompanies examination generating mechatronics, controller is connected with power measuring and electrical energy transformer.The working speed for testing generator is realized by inverter control motor rotating speed, loads power by accompanying the power output of examination generator to determine.This method is adjusted the rotating speed of motor by frequency converter, the power output of electrical energy transformer is adjusted by controller, the regulation of test generator operation rotating speed and power output is realized, has the advantages that energy loss is small, result of the test is accurate reliably, need not additionally develop high-power loading device.
Description
Technical field
The present invention relates to a kind of Large-scale Wind Turbines usability test device, and more particularly to power is MW class
Large-scale Wind Turbines usability test device and its test method.
Background technology
The working environment of wind power generating set is severe, it is desirable to which wind power generating set has high functional reliability.In order to complete
The service behaviour of face testing wind power generation unit is, it is necessary to carry out different loads power and different operating rotating speed apparatus for lower wind generating set
Usability test.For power be MW class Large-scale Wind Turbines, to carry out indoors different loads power and
The usability test of different operating rotating speed apparatus for lower wind generating set is a difficult thing.Where the shoe pinches are：On the one hand,
Need the high-power loader that peak power output is MW class；On the other hand, it is necessary to during reducing experiment as far as possible
Energy expenditure.
The content of the invention
The technical problem to be solved in the present invention is overcome the deficiencies in the prior art, there is provided a kind of simple and compact for structure, energy
Small, accurate reliable, without additionally developing high-power loading device the Large-scale Wind Turbines service behaviour of result of the test is lost
Experimental rig；A kind of test method of the experimental rig is also provided.
In order to solve the above technical problems, technical scheme proposed by the present invention is：
A kind of Large-scale Wind Turbines usability test device, including frequency converter, motor, accompany examination generator, work(
Rate tester, controller, electrical energy transformer, gear-box and test generator, the motor electrically connect with frequency converter, motor
Output end and gear-box input axis connection, it is described accompany examination generator and test generator output shaft be connected to gear
The both ends of case output shaft, the electric energy output end for testing generator pass sequentially through electrical energy transformer, power measuring and accompany examination to generate electricity
Mechatronics, the controller are connected with power measuring and electrical energy transformer.
Further improvement as above-mentioned technical proposal：
Described accompany forms a work(between examination generator, gear-box, test generator, electrical energy transformer and power measuring
Ring is transmitted in rate closing, tests the loading power of generator by accompanying the power output of examination generator to determine, tests the work of generator
Rotating speed realizes that test generator is wind-power electricity generation to be tested with accompanying examination generator by the rotating speed of inverter control motor
Generator in unit, difference are that testing generator is arranged to power generation mode, accompanies examination generator to be arranged to electric model, controls
Device needs the power output of adjustable electrical energy transformer according to experiment, and the power output of electrical energy transformer, which determines, accompanies examination generator
Input power, controller obtains the input power for accompanying examination generator, the tooth by the output signal of readout power tester
Roller box is the ratio gear casees such as one-level, and the power of the motor is much smaller than the power for testing generator.
The design total as one, the present invention also provide a kind of above-mentioned experimental rig testing large wind power generating set work
Make the method for performance, comprise the following steps：
A starts motor, and motor drives test generator by gear-box and accompanies examination generator operation；
B after the working speed of whole experimental rig is stable, accompany by the output signal of controller readout power tester, acquisition
Try the input power of generator；
C is adjusted the power output of electrical energy transformer by controller, examination generator is accompanied so as to change according to experiment needs
Power output, and then change the loading power of test generator, to complete Large-scale Wind Turbines work under different loading power
Make the experiment of performance；
D is according to experiment needs, by the working speed of frequency converter change motor, so as to change the work of test generator
Rotating speed, to complete the experiment of Large-scale Wind Turbines service behaviour under different operating rotating speed.
Compared with prior art, the advantage of the invention is that：
The Large-scale Wind Turbines usability test device of the present invention, by using same power, same to model, is arranged to
Electric mode accompanies loader of the examination generator as test generator, avoids and develops high-power loading device；Pass through
Power close transmission ring is built between examination generator, gear-box, test generator, electrical energy transformer and power measuring accompanying,
Reduce the energy expenditure during generating set usability test；By the rotating speed of inverter control motor, realize
The simulation of generator different operating rotating speed is tested, has that simple and compact for structure, energy loss is small, result of the test is accurate reliable etc. excellent
Point.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the structural representation of another embodiment of the present invention.
Marginal data：
1st, frequency converter；2nd, motor；3rd, examination generator is accompanied；4th, power measuring；5th, controller；6th, electrical energy transformer；7、
Gear-box；8th, generator is tested.
Embodiment
For the ease of understanding the present invention, the present invention is made below in conjunction with Figure of description and preferred embodiment more complete
Face, meticulously describe, but protection scope of the present invention is not limited to embodiment in detail below.
As depicted in figs. 1 and 2（In each figure, dotted line represents electrical connection, and solid line represents to mechanically connect）, of the invention is large-scale
Wind power generating set usability test device embodiment, including frequency converter 1, threephase asynchronous 2, accompany examination generator 3, work(
Rate tester 4, controller 5, electrical energy transformer 6, gear-box 7 and test generator 8, motor 2 electrically connect with frequency converter 1,
The input axis connection of the ratio gear case 7 such as the rotating speed of motor 2, the output end and one-level of motor 2 is controlled by frequency converter 1,
The output shaft of gear-box 7 has two terminations, accompanies examination generator 3 and test generator 8 to consolidate respectively by flange or shaft coupling
Surely the both ends of the output shaft of gear-box 7 are connected to, the electric energy output end of test generator 8 passes sequentially through electrical energy transformer 6, power survey
With accompanying examination generator 3 to electrically connect, controller 5 is connected examination instrument 4 with power measuring 4 and electrical energy transformer 6.
In the present embodiment, test generator 8 is the generating in wind power generating set to be tested with accompanying examination generator 3
Machine, and same model, same to power, but test generator 8 and be operated in power generation mode, accompany examination generator 3 to be operated in electric model, avoid
The development of high-power loading device.
In the present embodiment, accompany examination generator 3, gear-box 7, test generator 8, electrical energy transformer 6 and power measuring 4 it
Between form Power close and transmit ring, the energy expenditure during usability test can be reduced, therefore electronic in the present invention
The power of machine 2 need to only be more than the wasted power caused by rubbing and lubricating in experimental rig, and much smaller than the work(of test generator 8
Rate.
In the present invention, controller 5 needs the power output of adjustable electrical energy transformer 6 according to experiment, electrical energy transformer 6
Power output determines the input power for accompanying examination generator 3, and controller 5 is obtained by the output signal of readout power tester 4
Accompany the input power of examination generator 3.The loading power of generator 8 is tested by accompanying the power output of examination generator 3 to determine, test hair
Different rotating speeds during 8 real work of motor can control the rotating speed of motor 2 to realize by frequency converter 1, the gearratio tooth such as one-level
Roller box 7 ensure that the rotating speed of test engine 8 is identical with the rotating speed of motor 2.The present invention is simple in construction, it is not necessary to develops big work(
Rate loading device, the energy expenditure during experiment is effectively reduced, and result of the test is accurately reliable.
In the present embodiment, frequency converter 1 and motor 2 can both be located at the side for accompanying examination generator 3, as shown in Figure 2；It is another
In embodiment, the side of test generator 8 can also be located at, as shown in Figure 1.
In the present embodiment, the power output of frequency converter 1 is 10KW, and the power output of motor 2 is 10KW, accompanies examination generator
3 power is 2MW, and the range of power measuring 4 is 5MW, and controller 5 is industrial computer, and the power of electrical energy transformer 6 is
5MW, the power of test generator 8 is 2MW.
During test, start motor 2, motor 2 drives test generator 8 by gear-box 7 and accompanies the examination work of generator 3
Make；After the working speed of whole experimental rig is stable, the output signal of the readout power tester 4 of controller 5, acquisition accompanies examination to send out
The input power of motor 3；According to experiment needs, the power output of electrical energy transformer 6 is adjusted by controller 5, is accompanied so as to change
The power output of generator 3 is tried, and then changes the loading power of test generator 8, to complete large-scale wind under different loading power
The experiment of power generator group service behaviour；According to experiment needs, by the working speed of the change motor 2 of frequency converter 1, so as to change
Become the working speed of test generator 8, to complete the experiment of Large-scale Wind Turbines service behaviour under different operating rotating speed.
Claims (5)
- A kind of 1. Large-scale Wind Turbines usability test device, it is characterised in that：Including frequency converter（1）, motor （2）, accompany examination generator（3）, power measuring（4）, controller（5）, electrical energy transformer（6）, gear-box（7）And test generates electricity Machine（8）, the motor（2）With frequency converter（1）Electrical connection, motor（2）Output end and gear-box（7）Input shaft connect Connect, it is described to accompany examination generator（3）With test generator（8）Gear-box is installed in respectively（7）The both ends of output shaft, test generator （8）Electric energy output end pass sequentially through the electrical energy transformer（6）, power measuring（4）And accompany examination generator（3）Electrical connection, The controller（5）With power measuring（4）And electrical energy transformer（6）It is connected；It is described to accompany examination generator（3）, gear-box（7）、 Test generator（8）, electrical energy transformer（6）And power measuring（4）Between form Power close and transmit ring, test generates electricity Machine（8）Loading power by accompanying examination generator（3）Power output determine；The test generator（8）With accompanying examination generator（3） It is the generator in wind power generating set to be tested, tests generator（8）Power generation mode is arranged to, accompanies examination generator（3）If It is set to electric model.
- 2. Large-scale Wind Turbines usability test device according to claim 1, it is characterised in that：The test Generator（8）Working speed pass through frequency converter（1）Control motor（2）Rotating speed realize.
- 3. Large-scale Wind Turbines usability test device according to claim 1, it is characterised in that：The control Device（5）Needed to adjust electrical energy transformer according to experiment（6）Power output, electrical energy transformer（6）Power output determine and accompany Try generator（3）Input power, controller（5）Pass through readout power tester（4）Output signal obtain accompany examination generator （3）Input power.
- 4. Large-scale Wind Turbines usability test device according to claim 1, it is characterised in that：The gear Case（7）For the ratio gear case such as one-level, the motor（2）Power be much smaller than the test generator（8）Power.
- A kind of 5. side of experimental rig testing large wind power generating set service behaviour with described in claim any one of 1-4 Method, comprise the following steps：A starts motor（2）, motor（2）Pass through gear-box（7）Drive test generator（8）With accompany examination generator（3）Work Make；B is after the working speed of whole experimental rig is stable, controller（5）Readout power tester（4）Output signal, obtain Accompany examination generator（3）Input power；C passes through controller according to experiment needs（5）Adjust electrical energy transformer（6）Power output, accompany examination generator so as to change （3）Power output, and then change test generator（8）Loading power, with complete it is different loading power under large scale wind send out The experiment of group of motors service behaviour；D passes through frequency converter according to experiment needs（1）Change motor（2）Working speed, so as to change test generator（8） Working speed, to complete the experiment of Large-scale Wind Turbines service behaviour under different operating rotating speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510339996.3A CN104931265B (en) | 2015-06-18 | 2015-06-18 | Large-scale Wind Turbines usability test device and its test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510339996.3A CN104931265B (en) | 2015-06-18 | 2015-06-18 | Large-scale Wind Turbines usability test device and its test method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104931265A CN104931265A (en) | 2015-09-23 |
| CN104931265B true CN104931265B (en) | 2017-12-01 |
Family
ID=54118538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510339996.3A Active CN104931265B (en) | 2015-06-18 | 2015-06-18 | Large-scale Wind Turbines usability test device and its test method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104931265B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106124196B (en) * | 2016-06-14 | 2018-08-28 | 明阳智慧能源集团股份公司 | A kind of gear case of blower transmission chain efficiency experimental test procedures |
| CN108663592B (en) * | 2018-06-08 | 2024-05-14 | 河南森源电气股份有限公司 | Opposite-dragging type SVG module debugging platform and method |
| CN111458636B (en) * | 2020-04-03 | 2022-04-01 | 中国航发哈尔滨东安发动机有限公司 | High-speed permanent magnet motor loading device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100614447B1 (en) * | 2004-08-30 | 2006-08-21 | 현대자동차주식회사 | Engine test device |
| CN201259465Y (en) * | 2008-08-27 | 2009-06-17 | 华锐风电科技有限公司 | Test loading experiment platform for megawatt stage wind-driven generator group |
| CN101832897B (en) * | 2010-05-12 | 2011-11-23 | 株洲市九洲四维实业有限公司 | Ground loading simulator of vertical wind power yawing reducer |
| CN201837520U (en) * | 2010-11-08 | 2011-05-18 | 山西省平遥减速器有限责任公司 | Mechanical total-power closed gear test stand |
| CN102353901A (en) * | 2011-06-30 | 2012-02-15 | 无锡星诺电气有限公司 | Generator test system |
| CN202548293U (en) * | 2012-02-17 | 2012-11-21 | 苏州德丰电机有限公司 | Feedback energy-saving generator testing system |
| CN204740137U (en) * | 2015-06-18 | 2015-11-04 | 湖南工程学院 | Large -scale wind generating set work performance test device |
-
2015
- 2015-06-18 CN CN201510339996.3A patent/CN104931265B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104931265A (en) | 2015-09-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Mala et al. | A twin unidirectional impulse turbine topology for OWC based wave energy plants–Experimental validation and scaling | |
| WO2011160564A1 (en) | Novel testing system and method for mw-level wind driven generator set | |
| CN205262736U (en) | Multistage planetary gear case combined test platform | |
| CN103091105B (en) | Test system and test method of wind turbine generator pitch-variation system | |
| CN104931265B (en) | Large-scale Wind Turbines usability test device and its test method | |
| CN103257316B (en) | A kind of Multifunctional test system of wind turbine generator system | |
| Thomsen et al. | Technological advances in hydraulic drive trains for wind turbines | |
| CN204740137U (en) | Large -scale wind generating set work performance test device | |
| Matzke et al. | Full scale system simulation of a 2.7 MW wind turbine on a system test bench | |
| CN203629836U (en) | Alternating current transmission comprehensive testing stand for large-scale mining electric-wheeled self-dumping truck | |
| Reisch et al. | Challenges and opportunities of full size nacelle testing of wind turbine generators | |
| CN201540202U (en) | 1.5MW permanent-magnet direct-drive wind power generator testing device | |
| Rezaei et al. | Experimental and numerical study of a novel unidirectional mechanical power take-off system for two-body wave energy converters | |
| CN106124196B (en) | A kind of gear case of blower transmission chain efficiency experimental test procedures | |
| Farias et al. | A steady-state based model applied to small wind turbines | |
| CN102818953B (en) | Wind condition simulation system and method for realizing wind condition simulation system on wind turbine generator test bed | |
| CN104535928A (en) | Simulator stand and state monitoring device for direct-driven wind turbine generator | |
| CN103207082A (en) | Test system and test method of variable propeller system of wind turbine generator group | |
| CN102608531B (en) | Type testing device of wind driven generator | |
| CN205958710U (en) | Test platform of hydroelectric generator performance | |
| CN102636346A (en) | Stress analysis system of self-powered wireless gear | |
| CN102830357B (en) | Test method and test platform for wind turbine generator set | |
| CN103226365B (en) | Control method and device of wind turbine simulation system and wind turbine simulation system | |
| CN207114727U (en) | A kind of device for testing power of wind power generating set | |
| CN114544166A (en) | Electromechanical coupling simulation experiment table for simulating variable load and non-torsional load of wind power speed change |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20150923 Assignee: Yiyang Chuangxing Technology Co.,Ltd. Assignor: HUNAN INSTITUTE OF ENGINEERING Contract record no.: X2023980052753 Denomination of invention: Performance testing device and testing methods for large wind turbines Granted publication date: 20171201 License type: Common License Record date: 20231219 |