Analysis on the Variation Characteristics of Sunshine Hours in Puyang City

• 来源期刊: 气象与环境研究：英文版
• 学科: 地球科学
• 年，卷（期）: 2011,（7）
• 页码范围: 23-26
• 页数: 4页
• 分类号: P42

摘要

[Objective] The research aimed to analyze the variation characteristics of sunshine hours in Puyang City in recent 51 years.[Method] Based on the monthly sunshine hours in five meteorological stations of Puyang City during 1960-2010,the annual,seasonal and monthly variation trends of sunshine hours,mutation time node were analyzed by using the climate trend coefficient,climate tendency rate,sliding average method,SNR and so on.The objective fact and rule of sunshine variation in Puyang in recent 51 years we...