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Position: Home > Articles > Analysis of Gale Variation Characteristics in Pulandian Area from 1966 to 2015 Modern Agricultural Science and Technology 2018 (6) 183+188

1966—2015年普兰店地区大风变化特征分析

作  者:
邹杰
单  位:
辽宁省大连市气象信息中心
关键词:
大风日数;分布特征;辽宁普兰店;1966—2015年
摘  要:
利用1966—2015年普兰店地区大风日气象资料,对大风日数年、季变化和风向频数分布情况进行分析。结果表明,1966—2015年普兰店地区大风日数年际变化系数为-6.8 d/10年,大风日数总体呈下降趋势。从四季变化率来看,普兰店地区大风日易出现在春季、秋季和冬季,夏季出现大风日的可能性最小。从大风日风向频数分布来看,普兰店地区大风风向出现频率最多为东南偏南和西北偏北2个方向,出现频率最少为西南和东北2个方向。
译  名:
Analysis of Gale Variation Characteristics in Pulandian Area from 1966 to 2015
作  者:
ZOU Jie;Dalian Meteorological Information Center in Liaoning Province;
关键词:
gale days;;distribution characteristic;;Pulandian Liaoning;;1966-2015
摘  要:
Based on meteorological data of gale days in Pulandian area from 1966 to 2015,the annual and seasonal gale days variation and gale direction variation were analyzed. The results showed that the annual variation coefficient of gale days in Pulandian area from 1966 to 2015 was -6.8 days per 10 years,which showed a downward trend in general. According to the variation rate of four seasons,the gale days in Pulandian area mianly occurred in spring,autumn and winter,and less likely occurred in summer. According to the frequency distribution of gale days,the SSE and NNW were the most frequent gale direction,and the SW and NE were the less frequent gale direction in Pulandian area.

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