侯马市酸雨变化特征及气象条件关系分析

通过对侯马市2007—2009年酸雨资料的研究,得出以下结论：侯马市酸雨发生频率在50.00%～75.86%之间,12月酸雨频率最高,为100%,3月、9月、10月酸雨频率也较高,达到80%左右;侯马市四季的酸雨强度均为强酸雨程度,而酸雨频率是秋季最高,为76.09%;侯马市在大雨天气时,酸雨出现的几率较高,风速在3.4m/s～5.4m/s时酸雨频率最高,达到73.68%;侯马市在NNE风向下的酸雨频率最高,为15.96%,N风向下的酸雨频率也较高,为13.83%。

Analysis on the Variation Characteristics of Acid Rain in Houma City and the Relationship between Acid Rain and Meteorological Conditions

Through the research on acid rain data of Houma City in 2007-2009, this paper draws the conclusions that the acid rain frequency in Houma City is between 50.00%～75.86%, the acid rain frequency in December is the highest （100%）, and the acid rain frequency in March, September and October is higher （about 80%）; the acid rain intensity in four seasons in Houma City is at strong degree, and the acid rain frequency in autumn is the highest （76.09%）; the probability of acid rain is higher in the case of heavy rain weather in Houma City, and the acid rain frequency under the wind speed of 3.4 m/s～5.4 m/s is the highest （73.68%）; the acid rain frequency under NNE wind direction is the highest （15.96%）, and the acid rain frequency under N wind direction is higher （13.83%）.