大连港一次异常潮汐的探讨

大连港的潮汐性质属正规半(?)潮,每日两个高潮(或低潮)的平均时间间隔为12小时25分。1986年5月18日的潮汐过程却一反常态,自08—20时,大连港连续不断地出现了时间间隔很短的海水涨落现象,海水每次涨落时间多为4—6分钟;在11时前后海水涨落得最为触目。我们把这次异常的短周期的海水振动,称

AN ANALYSIS OF AN ABNORMAL TIDAL WAVE IN DALIAN PORT AREA

In this paper, an abnormal tidal wave abserved in Dalian port area in May, 1986 is described. By statistically analyzing the vibration of seawater-level and numerially calculating the natural cycle of fluctuation of the port, it is clear result that this abnormal tidal wave is a seiche above the tide wave, and the appearance of which is likely related with the atmospheric disturbance over the whole area oi the Bohai sea and northern Huanghai Sea.