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A Control Strategy on the Variable-speed Constant-frequency Wind Turbine
Author(s): 
Pages: 89-93,97
Year: Issue:  16
Journal: AUTOMATION OF ELECTRIC POWER SYSTEMS

Keyword:  变速恒频动态模型功率控制控制策略;
Abstract: 在PSCAD/EMTDC下建立了双馈型感应变速风电机组动态模型,基于该模型提出一种风电机组功率控制策略,并分析了机组约束条件对控制策略的影响.该策略实现了无风速测量下的最大风能追踪,并可以对风机捕获的功率进行控制,使风电机组在风力限制范围内承担系统功率调节任务.对一台2 MW双馈型感应变速风电机组进行了仿真,仿真结果表明控制方案在风速波动条件下能够准确、有效地对风电机组最大风能追踪,并能对有功、无功功率按计划进行独立调节.
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