纵倾
- trim
-
而随着Fd增大,门桥的阻力、升沉、纵倾及兴波等水动力特性都将发生变化,且水深越浅,表现越明显。
While F ■ increases , the influence of depth on the hydrodynamic characteristics such as resistance , sinkage , trim and wave of pontoon raft becomes remarkable , especially in very shallow water .
-
大型远洋货船最佳纵倾调整节能技术
Investigation of energy-saving by optimum trim for large ocean-going vehicle
-
模糊CMAC神经网络在潜艇深度及纵倾控制中的应用
Application of fuzzy CMAC neural network for keeping depth and pitch of submarine
-
以多模型PID、多模型滑模控制和多模型优化的模糊控制算法解决深度、速度、纵倾和航向控制问题。
Multiple PID , Multiple Sliding Mode and Multi-model based fuzzy controllers are introduced to solve the speed , depth , pitch and yaw control problem respectively .
-
通过详细分析了水下基准安装柱扰曲形变、GPS定位误差、罗经测向误差、纵倾横摇角测量误差对高精度定位标定系统水下基准位置的影响。
We make in-depth analysis of the positioning errors of the underwater benchmark due to cylinder deformation , positioning error of GPS , angular error of compass , and measurement error of the dynamic motion sensor .
-
将Janus结构数字ADCP基阵旋转进行横滚、纵倾、航偏分解考虑,进而推导了波束偏转公式。
Authors analyze rotation of the acoustic array into three movement : roll , pitch and yaw , and derive the formulae for direction-deflexion of the beams in the digital ADCP with Janus structure .
-
但是较小的水线面积导致纵倾恢复力矩减少,尤其在中高速时,由于作用在水下船体上的MUNK力矩的作用容易使船丧失纵向运动稳定性,最后使船失去正常航行能力或造成船舶颠覆。
But the trim counter rotating is always deduced , especially when ships are in high speed because of the small waterline areas . Furthermore , the ' MUNK ' toque makes it easy to lose the stability , even lose the ability of navigation and commutation .
-
船舶自由纵倾随浪稳性计算
Calculation of Ship Stability in Following Sea in Freely Trimming Conditions
-
多波束系统横摇、纵倾参数的校正方法
The methods correcting roll and pitch biases of multi-beam bathymetric system
-
深海载人潜水器纵倾调节系统设计研究
Design Research of Trim System in Deep-sea Manned Submersible
-
纵倾船舶的稳性计算方法
A Calculation Method of Stability for a Trimmed Vessel
-
船舶最佳纵倾及压载微机系统
Microcomputer System for Ship 's Optimum Trim and Ballast
-
大纵倾下船舶浮态及初稳性计算
Computation of Floating State of Ship and Its Initial Stability in Large Trim Condition
-
每英寸纵倾力矩曲线
Curve of moment to change trim one inch
-
船舶在纵倾状态下稳性的粗略计算法
A Method of Roughly Calculating Ship 's GM on an Uneven Keel at Trimming State
-
每英寸纵倾排水量变化
Change of displacement per inch trim
-
推导出舰船消磁系统电流在任意航向上有纵倾和横摇时的变化关系;
The degaussing current equations related to the ship heading , pitching and rolling are deduced .
-
一种不可忽视的纵倾变化
A Kind of Non-Negligible Trim Change
-
高速排水型艇的初始纵倾对阻力影响的试验研究
The Experimental Investigation on Influence of Original Trim upon Resistance for High Speed Displacement Hull Forms
-
采用变结构控制分别设计了水平面航向控制,垂直面的纵倾控制。
Steering autopilot in lateral plane and pitch control in vertical plane are both designed with variable structure control .
-
纵倾修正是根据船舶首尾吃水差采用面积积分或复合辛普生方法近似计算体积修正量。
Trimming correction is a way of using the area integral or Simpson to calculate the volume correction value .
-
并分别测量了静水中光体和安装水平鳍的船模纵倾力矩。
In addition , the longitudinal moments of bare body in still water and model with horizontal fin are measured .
-
在对此例船的分析过程中,对不同纵倾对概率破舱稳性计算结果的影响做了详细的研究。
During the process of calculation and analysis , the effects of different trims to the damaged stability results are presented .
-
船舶压载水是指控制船舶横倾、纵倾、吃水、稳性或应力而加装到船上的水及悬浮物质。
Ballast water is the water and suspended matter used to control the ship heels , trim , draft , stability or stress .
-
试验测定了船模的运动纵倾力矩,为实船控制提供了依据。
Trim moment of the moving boat was measured during the test , which provides a basis for the control of the boat .
-
在不考虑重力波的情况下,导出了承船厢作纵倾运动时的水动压力计算公式;
Without considering gravity wave effect , the formula of calculating the dynamic water pressure during the ship chamber longitudinal dip motion has been derived .
-
船舶在横倾、纵倾过程中,不可避免的使装置的有关液柱之间出现新的相对差值,在最不利的情况下就可给装置带来严重的误差。
When pitching and rolling , new relative differences will appear in the liquid columns concerned , causing serious errors under their most unfavourable conditions .
-
本文提出一种固定站面、垂向形变横剖线的船型改造新方法,有效解决了渔船、拖船之类具有初始设计纵倾~△T船型线型改造的问题。
This paper suggest a new method of modify - ing hull lines , which is based on changing the section lines of fixed stations .
-
本文将主要研究潜艇垂直面的深度和纵倾的控制,从而进一步研究潜艇的均衡控制性能。
The thesis makes a main study of submarines ' depth and pitch control in vertical plane and researches on submarines ' equilibria control performance .
-
设计的纵倾控制系统同时在其他试验项目中(水下管线跟踪和动力定位)发挥了重要的作用。
Both results show its effectiveness . The controller also played an important role in other experiment items such as automatic tracking of underwater pipelines and dynamic positioning .