船體影響 的英文怎麼說
中文拼音 [chuántǐyǐngxiǎng]
船體影響
英文
influence of ship-body-
The factors for influencing development of world fishing vessels are fishing quantity of ocean, situation of fish resources fishery cultivation, convention of ocean law united nations and protect policy of resources for every country, because of variation of these factors, the quantity kinds, dimension for fishing vessels and fishing technique etc being adjusted corresponsively for problems which is in the present stage for development of fishing vessels corresponsive methods and the measures are suggested
摘要認為影響世界漁船發展的因素是海洋撲撈量、魚類資源情況、漁業養殖業、聯合國「海洋法公約」及各國資源保護政策等;這些因素的變化必然導致漁船在數量、種類、尺度及撲撈技術等方面做出相應的調整;針對現階段我國漁船發展所面臨的問題,給出相應的對策和具體的具體措施。They will feature a realistic sailing model, cannon and musket fire, boarding actions, fully destructible sails, rigging and hulls and a full range of weather effects to influence battles
其特色是現實的航海模式,加農炮和步槍可以開火,接舷戰斗,可以全部摧毀的帆,索具、船體、全面的天氣效果都影響著戰斗。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 )它採用了三尺度復合表面模型的思想來計算海面的電磁散射,考慮了中等尺度波對紋波的進一步調製作用,彌補了傳統雙尺度模型的不足; ( 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船尾跡特徵進行成像模擬; ( 3 )它把海面長波的軌道速度作為基本的動態成分,並依此來考慮海面運動對sar回波信號的影響。Time - variation reliability analysis based on ultimate strength of corroding ship girders
考慮腐蝕影響的船體梁極限承載能力時變可靠性分析This paper explores the internal laws between such port production elements as the harbor tugs " disposition, the port " s production throughput and the number and time of the arrived ships ; under the framework of " the development project of qingdao harbor in five years " by qingdao government ; through collecting large amounts of statistic data ; under the premise of scientific induction, arrangement and calculation to all of the port " s production elements which affect the regular harbor tugs " disposition, especially under the premise of much statistic analysis to the arrived ships ; on the basis of the overall analysis to the qingdao harbor " s production from 1999 to 2000 ; through the analysis to the present disposition scale of the harbor tugs and the port " s production and management. additionally it predicts the change of the port " s production elements according to the total object of the port " s development in order to work out a relatively scientific calculation method for disposing the harbor tugs scientifically as well as decreasing blindness in disposing the harbor tugs, and also make the disposition scale of the harbor tugs scientific and reasonable with each passing day so as to answer the demands of the port " s production and management along with it " s development
本文是在青島市政府關于《青島港未來五年發展規劃》的框架下,通過搜集大量的統計資料,在對青島港1999年至2000年生產全面分析的基礎上,對影響港作拖輪規模配置的港口生產各要素進行科學的歸納、整理、計算,特別是在對到港船舶的大量統計分析的前提下,通過對目前港作拖輪的配置規模與港口生產經營情況的分析,探索港作拖輪的配置與港口生產的吞吐量、到港船舶艘次數等港口生產要素間內在的規律,並根據港口發展規劃的總體目標預測未來港口生產各要素的變化情況,以期能為各港口科學合理地配置港作拖輪、減少配置港作拖輪中的盲目性提出較為科學的計算方法,使港作拖輪的配置規模日趨科學、合理,滿足港口生產經營及未來發展的需要。The calculated drafts covers the whole possible ship draft in the large amplitude motion ; secondly, the research creates and solves the ship large amplitude motion equations. on the one hand, the actual calculation takes into account the coupling between the different motion modes, on the other hand, in the process of calculation of the ship hydrodynamic coefficient, it considers the influence of the nonlinear factor. the hydrodynamic coefficient used in the calculation of froude - krylov force, diffraction force and radiation force changes instantaneously following the draft, and the hydrostatic buoyancy is computed very accurately for the instantaneous immerse hull
本文的研究分為二個部分:首先利用frank源匯法計算水動力系數,計算包括不同吃水時的附加質量和阻尼系數,吃水范圍涵蓋了船舶大幅度運動時所有可能的吃水;然後建立和求解船舶大幅度運動方程,在實際計算時一方面考慮了運動模態之間的耦合,另一方面在計算水動力時,考慮了非線性因素的影響。 froude - krylov力、輻射力、繞射力中的水動力系數隨吃水瞬時變化,靜浮力的計算精確到船體瞬時濕表面積,最後用四階龍格?庫塔方法在時域內求解船舶運動方程,並進行了載荷計算。All space craft re - entering the atmosphere get covered in space debris and gases which affect communications between the spacecraft and the ground control center
所有返航的飛船在進入大氣層時,會被宇宙殘骸和氣體所包圍,從而影響了與地面中心的聯絡。After solution of radiational and diffractional fluid field of asymmetrical sections by applying the multipole expansion method, wave loads on damaged ships are calculated by the linear strip theory under the non - upright floating condition, taking the effect on the heel angle and trimming angle caused by the damaged tank inundation below waterline into account
然後採用線性切片理論,計及水線以下破損后船舶由於艙室進水產生的橫傾角與縱傾角的影響,利用多級展開法求解非對稱剖面的二維輻射和繞射流場,計算了破損船體非正浮狀態條件下的波浪載荷。In the hogging condition, double bottom and the side shell remain the ultimate bucking strength, deck and upperwing tank remain the yield stress, and the other parts keep elasticity. then the key to calculate the ultimate strength of ship hull girders is to ascertain the ultimate bucking strength of the stiffened panels. in this regard, the developed formulation is designed to be more sophisticated than previous simplified theoretical method for calculating the ultimate strength of stiffened panels under combined in - plane bending and lateral pressure. fabricatio n - related initial imperfections ( initial deflections and residual stresses ) are included in the panel ultimate strength calculation as parameters of influence. all possible collapse modes involed in collapse of stiffened panels, including overall buckling collapse, column or beam - column type collapse, tripping of stiffeners and local bukling of stiffened web are considered
確定了船體梁整體破壞時的剖面應力分佈之後,關鍵在於確定板架的極限屈曲強度。本文充分考慮了在縱向彎曲、橫向壓力作用下加筋板可能發生的幾種破壞模式,即板架的整體屈曲破壞、樑柱形式的破壞、筋的側傾、腹板的屈曲並同時考慮了初始焊接殘余應力、初撓度的影響,使其更精確的計算加筋板的屈曲強度。對于加筋板中加強筋腹板的局部屈曲,採用解析法推導出筋的腹板的撓度方程及其邊界條件,求解相應的方程,從而計算出腹板的局部屈曲應力。The river hydrotechnic obstructions assessment standard analyzes the obstruction definition and its represent forms of obstruction traits. also the standard analyzes the obstruction ' s effect on ships " navigation, anchor and other work behaviors. it discusses the obstruction traits " diminishment means itself and not itself, assesses the obstruction traits
內河水工礙航物評價標準分析了礙航定義及礙航特性的表現形式,分析了水工建築物對船舶的航行、停泊、作業行為影響的具體表現,討論了礙航特性的自我緩解和非自我緩解措施,對礙航物的礙航特性進行了評價。From this thesis, it can be stated that the use of observation implement and active cable can produce timely active control to ship in the wave. because active cable can enhance ship ' s ability of anti - siamming but do n ' t affect ship ' s inward capability, it should be given some attention in the application research of active control method in ship structure vibration by slamming
從本文中可以看出,將觀測器和作動器相結合可以對航行於波浪中的船舶結構振動實施適時的主動控制,並且裝上作動器不但不會影響船體本來的性能,而且可以增加其抗波浪砰擊能力,因此主動控制方法在船舶結構砰擊響應控制方面的應用和研究應該給予一定的重視。From the study results it is showed that turret hole position near the forward of the midship has less effect to the ship girder strength and it is more reasonable using probabilty statistics method to estimate the extreme value of wave bending moment, by which the first approximate value of hull midship section modulus can be determined
研究結果表明:轉塔開孔位置在舯前附近對船體總強度影響不大;波浪彎矩極值用概率統計方法估算更為合理;船體結構剖面模數的第一近似值可用波浪彎矩設計極值等來確定。The institution of ship open registry developed rapidly after world war, many owners of traditional maritime countries flagged out because of economic or political reasons
摘要由於船籍政策涉及的主體在目標和利益上的不一致性及行為的相互作用和影響,使得船籍政策分析具有顯著的博弈特性。Pass the analysis, main of the safety " s outstanding problem of inland river shipping of influence now below a few aspect : while is an elder of shipping, the problem is serious, ships technique the function is bad ; two is a seaman character than bad, usual safety of seaman management the level operate the ability with seaman low ; three is a shipping company safety management weak, not well should the demand that safety manage ; four is a shipping safety management the law, laws is still not sound
通過分析,影響內河航運安全的突出問題主要體現在以下幾個方面:一是船舶老齡化問題嚴重,船舶技術性能差;二是船員素質較差,船員日常安全管理水平和船員操作能力低;三是航運公司安全管理薄弱,不適應安全管理的需要;四是航運安全管理法律、法規尚不健全。The flow - noise in seawater pipeline has more influence on working environment and warship personnel health, and radiation noise from the pipeline exits also seriously effects on the hiding ability of warships
海水管路系統的流噪聲對工作環境及艦船人員身體健康有較大的影響,並且通過管口向艇外輻射噪聲,嚴重地影響艦船的隱蔽性。The major work is as follows : 1 ) based on dry hull modal analysis of flexure - torsion coupling vibration of unsymmetrical ship structures about longitudinal centerline, a transfer matrix method to calculate the dynamic characteristics is adopted after the parameters of structures are specified. taken both shear effect and warping deformations into account, the point and field transfer matrices are derived, and the influence on dynamic characteristics is computed according to different damaged positions and areas
其主要內容如下: 1 )通過薄壁梁理論求得結構參數后,採用遷移矩陣法,在考慮剪切效應、轉動慣量和翹曲影響下,推導出求解破損船體結構的動態特性公式系統的場遷移矩陣和點遷移矩陣,並著重分析了船體不同破損程度和翹曲變形對船體振動的動態特性的影響。Abstract : the time - variant reliability analysis of ship hull girders subjected to the deg r adations of fatigue and corrosion is quantitatively carried out in this paper. th e analytical formulations are derived and simple program is compiled. as a case s tudy, the time - variant reliability of a vlcc tank is calculated. it shows that th e degradation effects of fatigue and corrosion are very important for the load - c a pacity calculation of thsip hull girders. after the second special inspection ( 10 years ), the detailed inspection should be done in order to guarantee the safety of ship navigation
文摘:定量考慮船體構件疲勞裂紋擴展和環境腐蝕對船體梁承載能力的雙重衰減因素的影響,對船體梁的時變可靠性進行了分析,列出了時變可靠性分析公式並編制了相應的計算程序.以一艘大型油船的結構可靠性為例,表明疲勞裂紋和環境腐蝕在第二個特檢年( 10a )之後對船體梁承載能力有顯著的影響,此時開展詳細的船體結構檢查對保證船舶營運的安全性具有重要的意義And it finally reaches the goal of credit management and sanction, i. e, by way of the black list to carry out more psc inspections and set the goals port control for the sud - standard ships in that country which make those ships be subject to frequent inspection and control by every port state. of course this will influence the reputation of the country, the fame and the credibility of the shipping company and furthermore. it keeps the cargo owners, merchants, charterers away from them
最終上升為信譽化管理與制裁;採用所謂「黑名單」方式,對船舶安全狀況比較低的國家列出重點檢查和監控的目標,使這些國家的船舶頻繁多次遭受各國的檢查和監控,影響國家的聲譽,影響航運公司的聲譽和信譽,從而進一步使貨主、貿易商、租船主遠離這些群體。The noise of ship superstructure cabin has becoming a more and more important problem because of many negative factors caused by ship vibration and noise, such as the fatigue and breakage of ship structure, failure performance of the instrument and device and the uncomfortable feeling, even the health weakening of passengers and crew
船上噪聲不僅會導致某些結構聲振疲勞破壞,還會影響艙內各種儀器、設備作用的正常發揮,對居住在艙室的人來說輕則影響到其居住環境的舒適性,重則對人體健康有危害。因此,船舶上層建築的艙室噪聲問題已日益引起船舶設計工作者的關注。The surrounding rock mass of the tgp shiplocks is jointed rock mass cut by well - developed discontinuous joints. the middle frusta and vertical border wall are the important components of the lock room construction. its deformability and stability will directly affect the construction function and using security
永久船閘區巖體屬於一種斷續節理切割的裂隙巖體,中隔墩和直立邊墻是閘室結構的重要組成部分,其變形大小和穩定程度將直接影響三峽航道的結構功能和運行安全。分享友人