本船速度 的英文怎麼說

中文拼音 [běnchuán]
本船速度 英文
own ship's eed
  • : i 名詞1 (草木的莖或根)stem or root of plants 2 (事物的根源)foundation; origin; basis 3 (本錢...
  • : 名詞1. (水上的運輸工具, 船舶的通稱) boat; ship; vessels 2. (姓氏) a surname
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. In the study of the lumber carrier, one of the very important problem is the in spot and ultimate station due to flooding which will bring tremendous threat to the ship because of the few holds in order to study the lumber carrier buoyancy, stability and longitudinal strength under the condition of flooding, the paper adopt fundamental ship principle and iterative and accumulative concept on the basis of insumersibility theory to detailedly calculate the flooding speed flooding amount front draft after draft stability and longitudinal strength considering the ship " s sinking and inclination which will change the center of gravity and the loading station both in hold and on deck and the effect of flooding and lumber amount in holdo in the last, the paper introduces an example of the actual ship named " fei yun ling " and makes a contrast between not taking measure and taking measure which draws a reasonable conclusion and comes up to some advice the method avoids the cockamamie calculating while insures enough precision the paper draws a conclusion that not all the lumber carrier will submerge when suffering the damaged flooding if the loading or measure is suitable

    為了研究運木舶在破艙狀態下的浮性、穩性和強文在抗沉性理論的基礎上,運用舶基原理,採用了迭代和累計的思想,將舶的進水過程劃分為很多次進水的積累,詳細計算了運木在破艙進水的過程中,考慮到各種破艙參數、身的下沉、艙室內木材、甲板貨的裝載情況和在進水過程中身的傾斜對進水重心的影響,以及艙室內的進水量和木材對破口處進水的影響,舶總的進水、進水量、首尾吃水、穩性的實時狀態和最終舶的總縱強,給出了計算實例,並進行了在採取用泵抽水前後浮態參數的對比,得出了該舶在艙室內的貨物積載量達到某個數值時可以保證舶在破艙進水時不會沉沒,或者在當開口小於某數值時,採取適當的措施后,可以使舶避免沉沒。
  2. But as soon as it grew dusk in the evening, i chang d my course, and steer d directly south and by east, bending my course a little toward the east, that i might keep in with the shoar ; and having a fair fresh gale of wind, and a smooth quiet sea, i made such sail that i believe by the next day at three a clock in the afternoon, when i first made the land, i could not be less than 150 miles south of sallee ; quite beyond the emperor of morocco s dominions, or indeed of any other king thereabouts, for we saw no people

    這時風勢極好,海面也平靜,我就張滿帆讓疾駛。以當時來看,我估計第二天下午三點鐘就能靠岸。那時我已經在薩累以南一百五十英里之外了,遠離摩洛哥皇帝的領土,也不在任何國王的領地之內,因為那兒我們根就看不到人跡。
  3. Second, the imaging model built here has taken into account the tilt modulation, the hydrodynamic modulation, and current modulations of radar cross section. consequently, it has realized the imaging simulation of four kinds of wakes with the same imaging model. third, the orbital velocity of ocean wave was considered as the basic dynamic factor, and the imaging model calculates the influence on raw data by the wave m ovement according to the orbital velocity

    該模型的主要特點是: ( 1 )它採用了三尺復合表面模型的思想來計算海面的電磁散射,考慮了中等尺波對紋波的進一步調製作用,彌補了傳統雙尺模型的不足; ( 1 )它考慮了海浪的傾斜調製作用、流體動力調製作用和流場對雷達截面的調製作用,實現了用統一的模擬模型對四種艦尾跡特徵進行成像模擬; ( 3 )它把海面長波的軌道作為基的動態成分,並依此來考慮海面運動對sar回波信號的影響。
  4. We first calculate the velocity potential between two adjacent time - steps and obtain the inertia force and added mass through integration

    文通過直接求解在變運動時兩個相鄰時刻的勢,進而積分得到附加慣性力及附加質量。
  5. The main problem in slamming research is to seek the relations among press, ship type and speed

    底部砰擊研究中最基的問題之一是尋求壓力、型及三者之間的關系。
  6. As the overland test base of ship motion control system, semi - physical simulation system for ship motion can quicken the exploitation of product, reduce cost and save manpower and material resources

    舶運動半物理模擬系統作為舶運動控制系統的陸上試驗基地能夠加快產品開發、降低成和節省人力物力,它的建成具有重要的科研和實用價值。
  7. The influence of swinging ship to los is analyzed in detail. the tracking precision of the shipborne tv tracker will be improved greatly when the feedforward signal otship swaying is measured by rate gyro

    文詳細分析了艦搖擺對視軸穩定的影響,通過理論推導和模擬分析論證了採用率陀螺測量並前饋艦信號將極大的提高艦載電視跟蹤儀的跟蹤精
  8. Aiming at the working condition and object of the 9gscc - 1. 4 sunken - plantharvesting equipment, resistances of ship body and cutting fram were analyzedby means of theory of hydromechanics and traction force of the chain - type convegor were done also by means ofcalculation of tension. power equation of the equipment, which relates to the implement ' s forward speed vm, chain - type convegor ' s linear velocity vs and cutting frame ' s angle of dip, was attained. this paper established a mathematical model for power consumption as objective function, based on thefundamental, structural dimensionof the equipment

    文根據9gscc - 1 . 4型水草收割機的工作原理及其主要結構尺寸,針對收割機的工作條件和工作對象的特性,應用流體力學理論分析計算體及切割撿拾架的工作阻力,並用逐點張力法計算輸送鏈的牽引力,得出整機消耗功率與機組工作vm 、輸送鏈線vs及切割架入水角之間的關系式。
  9. The viking spacecraft not only sampled the soil of mars ; they also measured the speed of light in the solar system

    海盜號太空不但收集火星土壤樣,還量了太陽系內光的
  10. Aimed at overcoming the shortage of basic fuzzy controller, a kind of two stage fuzzy controller with scaling factors self - regulating and fuzzy pi controller is presented. when it is used in course control system, system " s anti - disturbance and response speed are satisfied

    針對基模糊控制器的不足,提出一種帶模糊pi控制的參數自調整的雙級模糊控制器,應用於舶航向控制系統時,系統的抗擾性和響應方面均獲得滿意效果。
  11. The induction of ais technology still ca n ' t integrated with the devices of old system satisfactorily, the data of ais is only shown on the electronic chart background in ecdis, but does n ' t fulfill the fusion with the data of radar. more, some system functions related with display and interface still need be perfected, such as quickly moving, auto select chart, static information associate with target display, etc. the integrated information processing and display system researched in this thesis has been successfully applied in some vts projects and related projects, such as cheng - dao oil field survey system, yan - tai mount vts rebuild project etc. to the disadvantage exposed to us in national and foreign vts system, and those putted up in application projects, the thesis did a farther study and consummation, and acquired some research fruits, as follows : 1. fulfilled the eagle eye function in electronic chart display system

    針對目前國內外vts系統中暴露出的薄弱點,以及應用實踐中表現出的不足文對綜合信息處理與顯示系統做了進一步的研究和完善,取得了以下的研究成果: 1 、電子海圖顯示系統中鷹眼圖的功能設置與實現; 2 、設計一種簡易的選圖演算法,通過該演算法實現可在海圖放大、縮小時的自動選圖; 3 、電子海圖上自動錄取區的實現(二次自動錄取) ; 4 、實現對雷達和ais目標數據及其誤差的軟體模擬; 5 、舶自動識別系統中動態信息與雷達動態信息的數據融合處理; 6 、利用數據融合技術解決雷達目標跟蹤方面的問題; 7 、海圖空間信息中顯示區域裁減演算法的設計,該模塊的實現大幅提高了海圖的顯示
  12. To obtain better value of beforehand emendation for maneuvering terminals, the movement characteristics of terminal must be understood well. firstly, the motion time course for speed of 18kn under the condition of second level ocean wave was given through the numerical simulation of naval ships

    為了能夠較好的給出運動終端的超前校正值,必須了解終端的運動特性,文對海上艦運動進行了數值模擬,給出了二級海浪下18kn航行的運動時間歷程。
  13. In general, the upward amplitude curve " curvature is larger, and it changes quicker. on the contrary, the downward is smaller and slower ; because the flare force contains the square of the wave elevation velocity, it results in an difference between the flare force frequence and the associated moving frequence ; the flare force decreases the downward amplitude of heaving oscillations ; the speed of ship has an ignorant effect on the peak values of three calculated values, but there is an obvious effect on the oscillating frequence ; the wave amplitude has an effect on the ship motion, and there is an linear relation between the oscillating amplitude and the wave amplitude on the whole. by the way, there are some experiences and lessons according to the progress calculation : before the calculation of the ship motion, we should checkout the balance in a calm water firstly, namely, the whole displace of ship and the longitudinal position of the center of gravity must be consistent with the draft in calm water, or else, the calculation may show the " floating " phenomenon ; the mixed language programming has a lot of virtues, but it exists a fatal limitation - the debug of dll

    研究表明:在某些頻率范圍內相關水動力系數基不隨吃水變化,只有超過某一頻率后水動力系數的值才會出現差異;在橫搖方向,水動力系數並沒有隨著吃水的變化發生規則變化,而是出現了波動現象;近首剖面的水動力系數計算表明,水動力系數的波動非常大,並遠遠偏離了平均位置的水動力系數值,值的變化率也不盡相同,總的看來,上振幅曲線曲率較大,變化較快,下振幅曲線曲率較小,變化較慢;外飄力和波面運動的的平方項有關,導致其振動頻率和相應運動方向的頻率不同;外飄力使升沉向下運動的幅值減小;對三個計算量的峰值影響甚微,但對振動頻率有明顯影響;波幅對舶運動的影響是明顯的,舶運動的幅值基上和波幅成線性關系。
  14. The control algorithms of both traditional and intelligent main - engine speed regulator are emphatically discussed in the thesis. the author established an simplified integrated mathematical model for marine main diesel engine, screw propeller and axis series with the mother type of large low speed diesel man b & w. the digital simulations for pi speed regulator are completed

    文討論了主機控制的兩種實現方法;論文以實應用的manb & w大型低柴油機為母型,建立了柴油主機、螺旋槳、軸系一體化的簡化數學模型,並對常規柴油主機pi調系統進行了數字模擬。
  15. We can n ' t get result on how to change course and speed to make collision avoidance, this can help little on collision avoidance decision. the article aims at the default on radar simulator and implements the standard result on radar simulator by making use of mcu. the main production is below : first, we calculate how to chang course and speed on the destine point by mcu. we get the new course and new speed on the destine point, we get the point to resume original course and speed, we get the distance and azimuth to resume original course and speed on given course and speed, the six essential : dcpa, tcpa, distance, azimuth, real speed and real course

    論文針對當前雷達模擬器標繪訓練中的不足,實現了利用單片機進行雷達模擬器標繪標準值的計算,主要成果有以下方面:首先,利用單片機計算得到了在預定點改變航向和改變航的計算,求得預定點改向的新航向c _ n和預定點變的新v _ n ,恢復原航向和原航的時機點的計算;在給定避碰的新航向、航的條件下,計算出恢復原航向航的時機點h的距離r _ h和方位_ h ;目標的六要素,即dcpa 、 tcpa 、距離r ( t ) 、方位( t ) 、真航v _ t和真航向c _ t 。
  16. The strip method often used in engineering will be used to predict the pitch ^ heave and acceleration of ship

    文利用工程中常用的切片法來預報的縱搖、升沉、以及的某些部位的垂向加
  17. After analyzing the feed ford neural networks structure, algorithm and astringency, which are used very popular in control field, the thesis proposes that the ship steering dynamical characteristics is learnt with rbf neural network. the simulation results show that the rbf neural network has faster learning speed and higher prediction precision than bp neural network

    文在對控制中應用最多的前饋型神經網路的結構、演算法及收斂性方面分析比較基礎上,提出應用rbf網路對舶操縱運動動態特性進行辯識,模擬表明辨識精方面都能夠獲得滿意的結果。
  18. In this paper the flow field of falling film along the inner of vertical tube is simulated and it ' s the necessary base of the further research that includes characteristics of heat and mass transfer in the absorber under the fluctuant state. in this paper the ocean fisher ' s movement in the ocean is studied and the physical and the mathematical models of fisher are founded, then the expressions of the force caused by the movement are obtained. the expressions are combined with partial different equations of falling film under the static state, thus the mathematical model of the falling film under fluctuant state can be gained

    文首先研究了舶在海洋中的運動,建立了舶搖擺運動的簡化物理模型和數學模型,得到了運動附加力的表達式;並在此基礎上將吸收管的運動附加力表達式代入靜止狀態下液膜流動的數學模型中,即得到了搖擺狀態下液膜流動的數學模型;然後對液膜流動的數學模型進行了簡化,在假定了分佈的條件下,得出了液膜流動的積分方程,經過以上簡化就將求解三維問題轉化成為求解二維問題;將積分方程離散化後用數值計算的方法模擬了整個流場。
  19. In this paper the flow field of falling film along the inner of vertical tube is simulated and it ' s the necessary base of the further research that includes characteristics of heat and mass transfer in the absorber under the fluctuant state. in this paper the ocean fisher ' s movement in the ocean is studied and the physical and the mathematical models of fisher are founded, then the expressions of the force by the movement are obtained. the expressions are combined with partial different equations of falling film under the static state, thus the mathematical model of the falling film under fluctuant state can be gained

    文首先研究了舶在海洋中的運動,建立了舶搖擺運動的簡化物理模型和數學模型,得到了運動附加力的表達式;並在此基礎上將吸收管的運動附加力表達式代入靜止狀態下液膜流動的數學模型中,即得到了搖擺狀態下液膜流動的數學模型;然後對液膜流動的數學模型進行了簡化,在假定了分佈的條件下,得出了液膜流動的積分方程,經過以上簡化就將求解三維問題轉化成為求解二維問題;將積分方程離散後用數值計算的方法模擬了整個流場。
  20. Arc welding technologies in japan have been advanced steadily since the time when an application of covered electrodes was first examined in the shipbuilding industry about 90 years ago. the history of the arc welding technology has always been the history of the pursuit of higher " efficiency and speed " of welding processes welding materials, originally started with covered electrodes , have been developed into more efficient submerged arc welding materials and gas ? shielded arc welding materials with which automatic welding and robotic welding can easily be conducted. the gas ? shielded arc welding materials can be classified mainly into solid wires and flux ? cored wires ( fcws ), and of these wires , fcw has been increasing in uses year by year because of its excellent workability and efficiency. this article describes the recent trends in the development of fcws which now hold the major position in the welding materials. a special focus is put on the fcws for carbon steels

    90年前,日的造業開始使用藥皮焊條.自此,日的弧焊技術取得了長足進步.弧焊技術的歷史是焊接工藝"高、高效率"的歷史.自藥皮焊條開始焊接材料已發展成為更高效的埋弧焊焊材和氣保焊焊材,並能更容易地結合自動化焊接和機器人焊接.氣保焊焊材主要分為實芯焊絲和藥芯焊絲,藥芯焊絲的應用因其出色的實用性和效率而逐年增加.介紹了藥芯焊絲作為主要焊材的發展趨勢,尤其是在碳鋼焊接上的應用
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