风功率预测中的场风速指标的应用

来源 :太阳能学报 | 被引量 : 0次 | 上传用户：hyt1217

【摘要】

：

利用2011年11～12月份的北方某大型风电场实测风速与输出功率资料,对比分析若干风电场风速指标与总输出功率的对应关系及其精确度,结果表明根据风力机风功率曲线定义的场有效风

【作者】

：

吴息许婷婷余江王彬滨

【机构】

：

南京信息工程大学气象灾害教育部重点实验室

【出处】

：

太阳能学报

【发表日期】

：

2004年期

【关键词】

：

风功率预测数值预报风速指标误差修订 wind power forecast numerical prediction wind speed indexe

【基金项目】

：

公益性行业(气象)科研专项;江苏高校优势学科建设工程

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论文部分内容阅读

利用2011年11～12月份的北方某大型风电场实测风速与输出功率资料,对比分析若干风电场风速指标与总输出功率的对应关系及其精确度,结果表明根据风力机风功率曲线定义的场有效风速立方和能更精确拟合风电场总输出功率;且针对BJ-RUC模式场有效风速立方和的0～24 h时效预报值探索其统计修订方法,使其平均绝对误差下降约25.4％,风电场总输出功率预报的平均绝对误差下降约22％.

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