冰坝

以嫩江水位站为例，通过多年观测资料分析建立冰坝与前1a封江水位相关关系回归方程，对冰坝及开江日期做出预报，给出公式。

This paper presents the regress equation of relationship between ice dam and water lovel of last year through many years ' analysis documents in water lovel station in Nenjiang River . And also presents the forecasting equation of ice dam and the date of breaking ice .

黄河下游冰坝形成条件分析

Analysis of ice dam formation condition in Yellow river downstream

1960年黑龙江上游冰坝凌汛分析

Ice Jam Flood at the Upstream of Heilongjiang River in 1960

并具体分析了320爆破技术用于破除黄河下游冰坝的技术可行性和经济合理性。

It also analyses the technological and economic feasibility of it .

1957年黑龙江及松花江区域性冰坝凌汛初步分析

Ice Jam Flood in Heilongjiang and the Songhua River in 1957

嫩江上游冰坝成因分析

Cause Analysis of Ice Jams on the Upper Reaches of Nenjiang River

耗散结构理论在冰坝预报中的应用

Dissipative Structure Theory Applied in Prediction of Ice Jaming

嫩江上游冰坝预报初探

Forecasting of ice dam in upriver of Nenjiang River

冰坝流量分析与整编

Analysis and Reorganization of Ice Dam Flow Rate

松花江下游冰坝形成条件及预报成果

Forming conditions and forecast for ice dam on the lower reaches of Songhua River

320爆破技术在破除黄河冰坝中的应用研究

The Practical Study on Breaking Ice-dams of the Yellow River by Means of 320-explosion-technology

黑龙江上游冰坝灾害分析及预报系统

Disaster analysis and forecasting system for ice jams at upper reaches of Helong River

黑龙江凌汛最高水位及冰坝预报模型

Model of Ice Dam Forecast and the Highest Water Level for Heilongjiang River Ice-jam Flood

冰坝的形成及预报

The Formation and Forecast of Ice Dams

对国际上现有各种冰坝预测模型进行分析比较，并讨论了各自的优缺点。

The existing breakup ice-jam prediction methods and their potential advantages and disadvantages were briefly reviewed .

春季河道武开河可能导致冰坝形成，但至今仍缺乏以力学机制为基础上的开河预测方法。

However , the method of predicting ice-cover breakup based on mechanical principle has been lack of .

黑龙江、松花江、嫩江冰坝凌汛的气象成因分析

Analysis of the Meteorological Causes Ice Jam Dam Flood Disaster at Heilongjiang , Songhuajiang and Nenjiang River

黑龙江、嫩江、松花江冰坝春季开江期气象原因分析

Analysis on Ice Jam Meteorological Cause in Ice-cut Spring of Heilongjiang River , Songhua River and Nenjiang River

黑龙江上游1985年特大冰坝形成条件分析

An Analysis on the laming Conditions of the Great Ice Dam in the Upper Reaches of Heilongjiang in 1985

实际上，阿尔泰山脉的冰坝湖曾经释放出的洪水，其规模足以和密苏拉洪水媲美。

In fact , an ice-dammed lake in the Altay Mountains had released deluges of comparable scale to the Missoula floods .

在桥墩上设置破冰锥体，可大大减轻浮冰的水平压力，同时还可把大块浮冰破碎成小块浮冰，有可能减少产生冰坝、冰塞。

By utilizing conical structure on piers , ice loads can be reduced significantly It also has the advantages to break the big ice sheet into small pieces so that ice jams could be released .

黄河下游河道由于特定的地理位置，河道形态和水文、象条件的组合，常常造成凌讯期部分河道卡冰结坝。

Due to specially designated geographic position , river course feature and combination of hydrology and meteorology for river course of Yellow River downstream , the ice dam is formed in a part of river course during ice flood .

冰与混凝土坝坡间的冻结强度模拟试验

Laboratory simulation for freezing strength between ice and cement dike-dam

水位降低时冰盖板对坝坡产生的弯矩计算分析

Formula for computing bending moment caused by ice cover during lowering of pool level

高纬度地区河流冬季常形成冰盖、冰塞或冰坝。

Rivers in high latitude areas usually form ice cover , ice jam or ice dam during winters .

应用动力模型可以计算出某一流量过程的最高冰塞、冰坝水位。

The dynamical model can be used to calculate maximum ice jam stages when discharge hydrographs at boundary sections are provided .

总干渠在冬季输水可能出现流冰、冰塞、冰坝等冰害问题，影响正常输水和工程安全。

Such problems as drift ice , ice jam and ice dam always appear in winter , affects the normal water delivery and construction safety .

这些地区河流冬季常形成冰盖、冰塞或冰坝，它们会带来各种冰凌灾害。

Rivers in these regions often form the ice cover , the ice jam or the ice dam in winter , and they will bring various ice disasters .

本文将冰盖板自重作为均布荷载，考虑了冰与坝坡冻结约束条件和冰的物理力学性质，建立了水位下降时，冰盖板对坝坡产生的破坏弯矩的计算公式。

A formula for calculating bending moment acting on the dam slope caused by ice cover during lowering of pool level is established .