The comparison of different fatigue life of platform calculated by different ice-force model indicates that the vibration amplitude of platform is relatively small at high ice velocity.
对使用不同冰力模型计算出的平台疲劳寿命进行的对比结果表明,较高冰速下平台动力响应较小;
The ice melted quickly after the car was warmed up the next morning because the defrosting vent, which blows only on the front windshield, was turned on full force.
第二天早上汽车逐渐发动起来以后,因为除霜口调到最大,而除霜口吹向前挡风玻璃,因此(在前挡风玻璃上的)冰很快就融化了。
The new study focused on surface melt, runoff and the number of days when bare ice, free of snow, is exposed to the Sun's radiative force.
这项新研究的重点是表面融化,径流以及暴露于太阳辐射下的裸冰和无雪天数。
Once the ice is dislodged, gravity or air-drag force such as on an airplane wing do the rest.
一旦接合部分被融化了,剩下的事情就可以交由重力或空气摩擦力(如在飞机的机翼上的空气摩擦力)来完成。
Model tests were performed to study the characteristics of ice force on conical structures.
通过冰力模型试验,研究了锥体冰力的特征和锥间距对冰力的影响。
Alternating stress produced by alternating dynamic ice force evidently results in the partial fatigue failure.
交变冰力引起的结构交变应力必将导致结构的局部疲劳损伤。
The understanding and hold of the failure of ice and its dominating mechanisms are important ininsuring the accuracy of the estimation of ice force in engineering.
对冰的破坏形式及其破坏进程控制机理的了解和把握,是保证工程设计中对冰力值估计准确性的重要前提。
The beast million door idea this situation, determined to lead by rage effects not deep into the ice layer two disciples, expect to ice the ice force to suppress inner rage.
万兽门门主见此情形,决心带领受戾气影响不深的弟子进入冰洞二层,期望以冰洞的冰魄之力来压制内心的戾气。
The test is testified to be reliable and accurate by the description of scaling law of indoor ice pool platform model test, model scale choice, simulated ice conditions, and ice force measure system.
通过对在室内冰池进行的平台冰力模型试验中相似律、模型比尺选择、模拟冰条件以及冰力测量系统论述,证明了该项试验是可靠的和严密的。
Then the dynamic ice force researches on both vertical and conical structures in Liaodong Bay are presented, which form the foundation of quantitatively calculating the structural fatigue life.
奉文重点讨论了渤海锥体与圆柱抗冰结构动冰力模型的进展,为定量计算结构疲劳寿命创造了条件。
Based on the consideration of fictitious crack and the cementation force of ice in the frozen soil, the two dimensions model of frozen soil roadbed stability are proposed.
根据车载下冻土路基受力特征,应用虚拟裂纹的概念,并考虑了冻土特有的冰体胶结力作用,提出了路基稳定性的二维模型。
The principles and performance of the ice force oscillator model are presented in the paper, and its numerical solutions for a single degree of freedom system are demonstrated.
本文叙述冰力振子模型的建立原则及其特性,并给出一单自由度系统的数值解。
There are few researches in the shield effect on ice force been reported in the world.
国内外尚无人对冰力掩蔽效应进行专门研究。
Sea ice thickness is one of the important parameters involved in the evaluation of sea ice force.
海冰的厚度是计算海冰作用力的重要参数之一。
First of all, a literature review is presented. The existing prediction models of static ice force are reviewed and their applicability and limitations are discussed.
本文首先针对课题相关研究进行了文献综述,回顾了现有的静冰压力预测模型并讨论了其适用性和局限性。
A new formula used for the ice force analysis of the narrow conical structures is presented, with which the requirements for the constructing of dynamic ice force function are satisfied.
为了满足窄锥结构动冰力函数构造的需要,提出了一个新的锥体结构冰力计算公式。
A deterministic ice force function of the conical structure is proposed in the paper It is based on the full?
基于现场原型结构测量,研究了冰与锥体结构相互作用的动冰力与冰激锥体结构振动,建立了确定性冰力函数。
In this paper, the characteristics of ice force on conical structure has been studied by model tests.
通过冰力模型试验,研究了锥体冰力的特征。
Based on analysis of the field tests data, crushing ice forces on vertical structures are classified into three modes: quasi static ice force, steady state dynamic ice force and stochastic ice force.
根据原型结构实测数据的分析,本文把直立结构的挤压冰荷载分为三种不同的模式:准静态冰力、稳态交变冰力以及随机交变冰力。
The driving force of moisture migration in soil is the key of discussing the mechanism of freezing ice and frost heave and the stress of freezing soil.
土中水分迁移的动力势问题是探讨水分迁移成冰机理以及研究冻胀、冻土内应力等冻土工程问题的关键所在。
There are two modes of dynamic crushing ice forces on vertical structure: steady state ice force and random ice force.
直立结构的挤压动冰力分为稳态动冰力和随机动冰力两种模式。
The phenomena of ice-induced steady state vibration and frequency lock-in between ice force and response were observed on offshore platform.
在海洋平台上观测到了冰致结构的稳态振动,以及冰力和平台响应问的频率锁定现象。
Two dynamic ice force functions were separately set up for the two modes of two-time fracture process in this paper.
本文针对二次断裂进程的两种模式,分别提出了两种模式下柔性锥体结构上的概化冰力函数。
In the Bohai sea, especially in the Liaodong Bay, sea ice force is the controlling load in Marine engineering design.
在渤海,特别是在辽东湾,海冰作用力是海洋工程设计的控制荷载。
The sea ice force acted on an inclined structure consists of two parts:pices of the force making an ice plate bend and that of broken the ice climb up along the inclined surface.
作用于斜坡结构物上的海冰荷载包括两部分:使冰板发生弯曲破坏的分力和使破裂冰块沿斜面上爬的分力。
In present research, the extremal ice force and dynamic ice force are the main ice force.
目前在对冰荷载的研究上,主要有极值静冰力和交变冰力两种。
Since modern damage mechanics is not able to describe the crushing process of ice sheet accurately, it is fairly difficult to study crushing ice force using theoretical or numerical methods.
鉴于目前固体破坏力学不能准确描述冰的挤压破碎过程,理论和数值方法的应用非常困难。
Microwave direct heating the road surface through the ice and waken the binding force between the ice and the surface, then supplemented by machinery to achieve rapid de-icing.
微波加热可以透过冰层直接加热路面,削弱路面与冰层之间的结合力,再辅以机械,达到快速除冰的目的。
Recent achievements of static ice force and dynamic ice force on conical structure are summarized.
基于原型结构现场测量,研究了冰与柔性锥体结构相互作用的动冰力。
Recent achievements of static ice force and dynamic ice force on conical structure are summarized.
基于原型结构现场测量,研究了冰与柔性锥体结构相互作用的动冰力。
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