大連近海海霧氣候特征及形成機(jī)理研究
發(fā)布時(shí)間:2018-07-03 11:35
本文選題:大連近海 + 海霧; 參考:《中國海洋大學(xué)》2014年碩士論文
【摘要】:本文主要對(duì)大連近海海霧氣候特征及形成機(jī)理進(jìn)行了研究。通過統(tǒng)計(jì)分析大連、長海地區(qū)歷史監(jiān)測實(shí)況資料,從大霧年際變化、年變化、持續(xù)時(shí)間、風(fēng)和能見度幾個(gè)方面進(jìn)行數(shù)據(jù)分析統(tǒng)計(jì),得出了大連近海春夏季和秋冬季大霧氣候特征;通過對(duì)大連近海各個(gè)季節(jié)大霧的影響因子的分析,,得出了形成大霧的條件和主要影響因子;通過分析大霧過程的天氣概況、環(huán)流特征、動(dòng)力和熱力特征等,得出了影響大霧生成、發(fā)展、保持和消散因素;分析了影響大霧產(chǎn)生的主要天氣系統(tǒng)及個(gè)例;得出了海溫分布、風(fēng)速、逆溫層等條件對(duì)大連近海產(chǎn)生海霧的結(jié)論。
[Abstract]:In this paper, the climatic characteristics and formation mechanism of offshore sea fog in Dalian are studied. Through statistical analysis of the historical monitoring data in Dalian and the Changhai area, the data are analyzed from the following aspects: interannual variation of fog, annual variation, duration, wind and visibility. The climatic characteristics of heavy fog in the coastal waters of Dalian in spring, summer and autumn and winter are obtained. Through the analysis of the influence factors of fog in each season of Dalian offshore, the conditions for forming the fog and the main influencing factors are obtained, and the synoptic situation of the fog process is analyzed. The factors influencing the formation, development, maintenance and dissipation of fog are obtained. The main weather systems and examples affecting fog generation are analyzed, and the distribution of sea surface temperature and wind speed are obtained. Conclusion that sea fog is produced in Dalian offshore under the condition of inversion layer.
【學(xué)位授予單位】:中國海洋大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2014
【分類號(hào)】:P732
【參考文獻(xiàn)】
相關(guān)期刊論文 前3條
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3 梁軍,李燕;大連及其近海海霧分析[J];遼寧氣象;2000年01期
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