| 引用本文: | 蒋程,张建华,刘先正,等.计及运行工况的风电机组停运模型[J].电力系统保护与控制,2013,41(24):112-116. |
| JIANG Cheng,ZHANG Jian-hua,LIU Xian-zheng,et al.Wind turbine outage model based on operation conditions[J].Power System Protection and Control,2013,41(24):112-116 |
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| 摘要: |
| 根据风电机组停运的特点，把其分为电磁系统和机械系统。考虑电网运行工况对风机停运的影响建立了基于电网电压和频率的电磁系统的故障率模型；考虑天气对风机停运的影响建立了基于风速的机械系统的故障率模型，综合上述两方面，得到计及运行工况的风电机组故障率模型。在Matlab中对某1.5 MW风机进行仿真，给出了不同运行工况下风电机组的故障率。此模型能够反映电网运行条件和外界风速对风电机组故障率的影响，能够如实表征风电机组实时运行的安全可靠性水平。 |
| 关键词: 风电机组 运行工况 停运模型 |
| DOI：10.7667/j.issn.1674-3415.2013.24.018 |
| 分类号: |
| 基金项目:国家高技术研究发展计划（863计划）资助项目（2012AA050201） |
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| Wind turbine outage model based on operation conditions |
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JIANG Cheng,ZHANG Jian-hua,LIU Xian-zheng,et al
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| Abstract: |
| According to the characteristics of outage, the wind turbine is divided into two parts, namely the electromagnetic system and the machinery system. The failure rate model of electromagnetic system based on the grid voltage and frequency is established considering the impact of the grid operating conditions on the wind turbine outage, and the failure rate model of machinery system based on the wind speed is established considering the impact of the weather on the wind turbine outage, then the wind turbine outage rate model based on operating conditions of grid and weather can be obtained. The simulation of 1.5 MW wind turbine is carried out in Matlab, and the outage rate of wind turbine under diffident operation conditions is given. The model can reflect the effect of wind turbine outage rate on the grid operating conditions and external wind speed and can accurately characterize the level of safety and reliability of the wind turbine under real-time operation. |
| Key words: wind turbine operation conditions outage rate model |
