CN205450761U - A hardware is encircling experimental apparatus for wind turbine generator system electrical system test - Google Patents
A hardware is encircling experimental apparatus for wind turbine generator system electrical system test Download PDFInfo
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- CN205450761U CN205450761U CN201521131215.3U CN201521131215U CN205450761U CN 205450761 U CN205450761 U CN 205450761U CN 201521131215 U CN201521131215 U CN 201521131215U CN 205450761 U CN205450761 U CN 205450761U
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Abstract
The utility model discloses a hardware is encircling experimental apparatus for wind turbine generator system electrical system test, including real -time simulation machine, with this real -time simulation machine through the ethernet carry on host computer, the multiaxis servo drive of communication change oar motor load analogue unit and including major control system with become the wind turbine generator system electrical system that awaits measuring of oar system, carry out the communication through the ethernet between real -time simulation machine and major control system, reach major control system and become between real -time simulation machine and the change oar motor load analogue unit and carry out the communication through the CAN bus between the oar system. The utility model discloses can repeated various conventionality of simulation wind turbine generator system and trouble operating mode, realize comprehensive, automatic test and survey and record wind turbine generator system electrical system's response and control quality to wind turbine generator system electrical system's software, hardware, communication and major control system and the mutual response between the change oar system to reduce development cost and field commissionning's time by a wide margin.
Description
Technical field
This utility model relates to a kind of hardware in loop experimental provision for the test of Wind turbines electric-control system.
Background technology
Electric-control system is the important component part of Wind turbines, and it carries Wind turbines and monitors, is automatically adjusted, realizes maximal wind-energy capture and ensure the vital tasks such as good electrical network compatibility.
Master control system is the main body of Wind turbines electric-control system, and it realizes startup automatically, automatic direction regulating, automatic speed regulation, auto-parallel, automatic parallel off, fault autostop, automatic cable unwinding and important control, the defencive function such as automatic record and monitoring.Master control system and monitoring system interface complete the exchange of Wind turbines real time data and statistical data, the control of blade pair complete with pitch-controlled system interface, realize maximal wind-energy capture and constant-speed operation, realize active power and reactive power are automatically adjusted with frequency conversion system interface.
Pitch-controlled system coordinates with master control system, by the control to vanepiston angle, it is achieved maximal wind-energy capture and constant-speed operation, improves the operational flexibility of wind power generating set.Pitch-controlled system, as one of the core component of large-scale wind electricity unit control system, effectively ensures that Wind turbines is safe and stable more than rated wind speed, runs efficiently.Therefore stability and the reliability testing of pitch-controlled system is very important link.
Hardware-in-the-loop test technology has had the most ripe application at automobile and field of aerospace, but at the application ground zero in wind-powered electricity generation field, and currently mainly it is applied to exploitation and the test of single control system of wind turbines.Such as, for the hardware-in-the-loop test of master control system, whole pitch-controlled system includes that controller and actuator are all integrated in wind turbine model as phantom；For the hardware-in-the-loop test of pitch-controlled system, whole master control system, even include that pitch control part is all integrated in wind turbine model as phantom.In the middle of the operation of actual Wind turbines, the reciprocal effect of master control system and pitch-controlled system is very frequent, and a lot of field failures can not reappear on laboratory individual system test platform completely.In addition, the test of control system of wind turbines relys more on the levels of precision of model, the Aerodynamics Model of special Wind turbines each parts complexity and model via dynamical response, and for pitch motor part, accurately calculating and simulation, the quickly and precisely loading of load motor moment of torsion fan blade pitch, this all proposes huge challenge to hardware in loop experimental provision.
Utility model content
The problems referred to above due to existing existence, the purpose of this utility model is to propose a kind of hardware in loop experimental provision for the test of Wind turbines electric-control system, this experimental provision can the response characteristic of the Validity Test wind speed lower Wind turbines electric-control system of excitation, lower debugging and the maintenance cost of electric-control system, it is greatly shortened cycle development time, improves testing efficiency；Complete the most costly testing experiment that maybe can not carry out, it is possible to carry out accurate, lossless and safe limit test and various destructive testing easily, carry out more comprehensive, complete test；Reproduce master control system and the interaction response of pitch-controlled system, repeatable reproduction field failure in actual wind field the most in the lab, contribute to fault diagnosis and malfunction elimination, it is provided that the stability of running of wind generating set.
For achieving the above object, a kind of hardware in loop experimental provision for the test of Wind turbines electric-control system of the present utility model, including real-time simulation machine, with the pitch motor load simulation unit that this real-time simulation machine carries out the host computer of communication by Ethernet, multiple-axis servo drives and the Wind turbines electric-control system to be measured that includes master control system and pitch-controlled system；Carry out communication by Ethernet between described real-time simulation machine and described master control system, between described real-time simulation machine and described pitch motor load simulation unit and between described master control system and described pitch-controlled system, carry out communication by CAN.
As preferred technical scheme:
Hardware in loop experimental provision described in the utility model, described pitch motor load simulation unit includes servo control unit and servo-driver, load motor and the inlet wire rectification module of band electrical network feedback function.
Hardware in loop experimental provision described in the utility model, described pitch-controlled system includes pitch control device and becomes oar actuator, and described change oar actuator includes pitch motor, servo-driver, uninterrupted power source and reducing gear.
Hardware in loop experimental provision described in the utility model, described load motor is connected to described pitch motor by a shaft coupling；Described shaft coupling is provided with a torque sensor, and the signal measured is transferred to described real-time simulation machine by this torque sensor.
Hardware in loop experimental provision described in the utility model, described master control system includes that column foot control, cabin control and each theft-resistant link chain module.
Hardware in loop experimental provision described in the utility model, being included under Matlab/simulink environment the Wind turbines Real-Time Model built in described real-time simulation machine, described Wind turbines Real-Time Model comprises Wind turbines structural dynamic module, Pneumatic module, machinery and transmission module, pitching moment module, electromotor and converter module and electrical network module.
Owing to using above technical scheme, a kind of hardware in loop experimental provision for the test of Wind turbines electric-control system of the present utility model, main advantage has:
(1) the most costly testing experiment that maybe can not carry out is completed, it is possible to carry out accurate, lossless and safe limit test and various destructive testing easily, carry out more comprehensive, complete test；
(2) estimating that control system is responded under critical conditions can be preserved, and reproducible environmental condition, it is achieved the test repeatedly of same operating；
(3) master control system and the interaction response of pitch-controlled system, repeatable reproduction field failure in actual wind field can be reproduced, contribute to fault diagnosis and malfunction elimination, it is provided that the stability of running of wind generating set；
(4) optimization further on control strategy, determine impact that may be present and the sensitivity of Parameters variation between each variable, determine system design defect or not enough and coordinate in early days in exploitation；
(5) greatly reduce the expense of hardware and test, save search time and development cost to greatest extent；
(6) based on Matlab/simulink modularized design, it is possible to revise flexibly and extend；Use based on Excel parametric modeling method, it is possible to the machine set type that rapid configuration is new.
Accompanying drawing explanation
Below according to the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the annexation figure of each parts of the hardware in loop experimental provision tested for Wind turbines electric-control system in this utility model
Fig. 2 is the logic chart of the hardware in loop experimental provision tested for Wind turbines electric-control system in this utility model
Detailed description of the invention
As it is shown in figure 1, a kind of hardware in loop experimental provision for the test of Wind turbines electric-control system of the present utility model, including Wind turbines structure, pneumatic, transmission, electromotor and electric network model real-time simulation machine 1 (Industrial PC)；Test system start stop operation, operating mode set and condition monitoring host computer 2；The pitch motor load simulation unit 3 that multiple-axis servo drives；Wind turbines electric-control system to be measured, including master control system 4 and pitch-controlled system 5；Pitch-controlled system 5 includes pitch control device 9 and becomes oar actuator, becomes oar actuator and includes pitch motor 10, servo-driver 11, uninterrupted power source and reducing gear；Master control system 4 includes that column foot control, cabin control and each theft-resistant link chain module；Pitch motor load simulation unit 3, including servo control unit and servo-drive 6, load motor 7 and the inlet wire rectification module 8 of band electrical network feedback function.The load motor 7 of load simulation unit 3 is connected to tested pitch motor 10 by shaft coupling 12.Equipped with torque sensor 13 on shaft coupling 12, the moment of torsion measured and tach signal are delivered to real-time simulation machine 2 by it.Carry out communication by Ethernet between host computer 2 and real-time simulation machine 1, between real-time simulation machine 1 and master control system 4, between real-time simulation machine 1 and pitch motor load simulation unit 3 and between master control system 4 and pitch-controlled system 5, carry out communication by CAN.
Being included under Matlab/simulink environment the Wind turbines Real-Time Model built in real-time simulation machine, Wind turbines Real-Time Model comprises Wind turbines structural dynamic module 14, Pneumatic module 13, machinery and transmission module, pitching moment module 16, electromotor and converter module and electrical network module.
Fig. 2 is the logic chart of hardware in loop experimental provision for the test of Wind turbines electric-control system in this utility model, gives in replicating machine the Transfer Parameters between Wind turbines phantom modules and logical relation.In wind energy conversion system actual motion, the aerodynamic force being subject on blade is always in being continually changing, the change of blade aerodynamic load during in order to enable more truly to simulate wind speed disturbance, aerodynamic moment, gravitational moment and the moment of friction being subject to by simulation real blade accurately calculates the loading moment becoming oar actuator.Pneumatic module 13 is used for calculating the aeroperformance of blade, and the most calculated blade passes to structural dynamic module 14 at the aerodynamic loading of diverse location；Structural dynamic module 14 considers the shear of aerodynamic loading, and gravitational load 15, calculate the vibration characteristics of blade, on the one hand obtain and wave and shimmy frequency and the vibration shape, and pass to master control system 4 and pitch control device 9, gone out the expectation angle of attack and the change oar speed of blade by master control system 4 and pitch control device 9 by different policy calculation, be handed down to pitch motor servo-driver 11 as becoming oar instruction；On the other hand calculated the loading moment produced in pitch process by pitching moment module 16, and pass to pitch motor load simulation unit 3, load motor 7 loading moment under providing a blade truly to run for pitch motor 10.
But, above-mentioned detailed description of the invention is exemplary, is to preferably make to skilled artisans appreciate that this patent, it is impossible to be not understood as including this patent the restriction of scope；As long as any equivalent change made according to spirit disclosed in this patent or modification, each fall within the scope that this patent includes.
Claims (6)
1. the hardware in loop experimental provision for the test of Wind turbines electric-control system, it is characterized in that: include real-time simulation machine, with the pitch motor load simulation unit that this real-time simulation machine carries out the host computer of communication by Ethernet, multiple-axis servo drives and include the Wind turbines electric-control system to be measured of master control system and pitch-controlled system；Carry out communication by Ethernet between described real-time simulation machine and described master control system, between described real-time simulation machine and described pitch motor load simulation unit and between described master control system and described pitch-controlled system, carry out communication by CAN.
Hardware in loop experimental provision the most according to claim 1, it is characterised in that: described pitch motor load simulation unit includes servo control unit and servo-driver, load motor and the inlet wire rectification module of band electrical network feedback function.
Hardware in loop experimental provision the most according to claim 2, it is characterised in that: described pitch-controlled system includes pitch control device and becomes oar actuator, and described change oar actuator includes pitch motor, servo-driver, uninterrupted power source and reducing gear.
Hardware in loop experimental provision the most according to claim 3, it is characterised in that: described load motor is connected to described pitch motor by a shaft coupling；Described shaft coupling is provided with a torque sensor, and the signal measured is transferred to described real-time simulation machine by this torque sensor.
Hardware in loop experimental provision the most according to claim 1, it is characterised in that: described master control system includes that column foot control, cabin control and each theft-resistant link chain module.
Hardware in loop experimental provision the most according to claim 1, it is characterized in that: be included under Matlab/simulink environment the Wind turbines Real-Time Model built in described real-time simulation machine, described Wind turbines Real-Time Model comprises Wind turbines structural dynamic module, Pneumatic module, machinery and transmission module, pitching moment module, electromotor and converter module and electrical network module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521131215.3U CN205450761U (en) | 2015-12-30 | 2015-12-30 | A hardware is encircling experimental apparatus for wind turbine generator system electrical system test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521131215.3U CN205450761U (en) | 2015-12-30 | 2015-12-30 | A hardware is encircling experimental apparatus for wind turbine generator system electrical system test |
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| CN205450761U true CN205450761U (en) | 2016-08-10 |
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| CN201521131215.3U Expired - Fee Related CN205450761U (en) | 2015-12-30 | 2015-12-30 | A hardware is encircling experimental apparatus for wind turbine generator system electrical system test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108363311A (en) * | 2018-02-09 | 2018-08-03 | 重庆大学 | A kind of wind power pitch motor controller hardware is in ring implementation method |
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2015
- 2015-12-30 CN CN201521131215.3U patent/CN205450761U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108363311A (en) * | 2018-02-09 | 2018-08-03 | 重庆大学 | A kind of wind power pitch motor controller hardware is in ring implementation method |
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| 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: 20160810 Termination date: 20191230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |