ship propeller 中文意思是什麼

ship propeller 解釋
船用推進器
  • ship : n 1 船;大船;海船;艦〈作陰性看,代名詞用 she her〉。2 三桅船;全裝帆船。3 船形物。4 〈俚語〉賽...
  • propeller : n. 1. 推進者。2. (汽船、飛機的)螺旋槳,推進器;暗輪汽船。
  1. Screw propeller ship

    螺槳推進船
  2. In addition, the second part of text adopts mmg segregative math model and correlative series test result and built ship manoeuvre movement equation of one propeller and one rudder ocean transport ship in still deep water. besides, the text used math model to workout calculated program that was modeled on ship ' s turning trajectory and zigzag manoeuvre

    另外,論文後半部基於mmg分離式數學模型及相關的系列化試驗結果,建立了單槳單舵海洋運輸船舶在靜水中的船舶操縱運動方程,利用數學模型,編制了計算程序,對船舶回轉運動、 z形操縱運動進行了數學模擬。
  3. The paper build a model of electric ship power system, include the model of motor and generator derived from simulink, the model of propeller build by the author, the model of load flow. after the process of model simulation, the dynamic curve of electrical ship were drawn out

    應用simulink已有的電機模塊,再自行建立螺旋槳的simulink模型,結合數據庫模塊和用戶自定義的s函數模塊,建立了電力推進船的船?機?漿匹配模型,並進行了模擬計算和動態特性模擬,並進行了模擬結果分析。
  4. The lifting - line and lifting - surface design method, the harmonic analysis method based on the panel method, new section design ways, the effective operating curves are integrated into a whole design system of the unsteady propeller, the design system is effective and reliable by the design example, the model test and the application to the full scale ship

    本文把升力線和升力面設計方法、基於面元法預報螺旋槳非定常性能的諧調分析方法,新剖面設計方法、有效運轉曲線計算方法組合為一套完整的非均勻流場中螺旋槳設計計算系統,經實例設計和模型試驗及實船的應用,該設計系統是可靠且有效的。
  5. The second chapter studies the economy of ship ' s power plants, based on the aspects of lowering fuel cost, waste heat recovery, the match of ship, machinery and propeller, increasing propulsion efficiency, increasing the economy of ship ' s power plants, etc. the third chapter discusses in detail the control measures of voyage change cost, analysizes systematically the voyage change cost based on the way of fuel cost, harbor cost, voyage venture cost. the fourth chapter studies the structures and control measures of seafarers cost, maintenance cost, spare parts and stores cost, lubricating oil cost, etc. which are relatively easy to be controlled ; based on the state maintenance decision - making, a mathematical model is put forward, the validity and its solve process are discussed. the control measures of spare parts, fuel cost and lubricating oil cost should be based on scientific budget, through the control means of application, reception, usage, store check, try to acquire the inosculation of theory

    第一章主要討論營運船舶運輸成本,對船舶運輸成本的概念、結構、性質與分攤、成本細分進行了分析,從宏觀上闡明了船舶運輸成本的生存環境和生長趨勢;第二章研究了船舶動力裝置的經濟性,在營運船舶降低油耗、廢熱利用、船機槳匹配、提高推進效率、提高船舶動力裝置經濟性的有效途徑等方面進行了闡述和論證;第三章詳細論述並論證了航次變動成本的控制措施,全面系統地分析和總結了航次變動成本,通過對燃油成本、港口使費、航次風險成本的分析與控制,提出了航次風險成本的概念並論述了若干航次風險成本的控制措施;第四章對船舶營運成本中的船員費用控制、維修保養及其費用控制、船舶備件物料管理及其費用控制等幾個主要可控性較高的成本進行了細致的分析並分別討論了相互的控制措施,提出了基於狀態維修決策的馬爾可夫數學模型並論證了模型的正確性及具體解算步驟,對于備件、燃潤物料的控制堅持以科學的預算為前提,以申領、接收、使用、盤存為控制環節,切實做到理論與實踐的密切結合;第五章,結合營運成本的預核算的案例,對船舶營運成本的預算及核算進行了有益的探討,旨在揭示成本發生的動因,並給出了成本預算、核算的編制方法。
  6. The ship ' s propeller churned the waves to foam

    那條船的推進器把水浪攪動得泡沫四起。
  7. The sudden formation and collapse of low - pressure bubbles resulting from rotation of the ship ' s propeller

    船隻的螺旋槳旋轉引起的突然性的低壓氣泡破裂。
  8. The ship radiated noise is analyzed and its 4 features are extracted from the envelop spectrum. the envelope of ship noise waveform can be demodulated utilizing hilbert transform, and the spectrum components with line rotation frequency of propeller shaft are extracted effectively by bispectrum, 1 ( 1 / 2 ) spectrum and 2 ( 1 / 2 ) spectrum analysis

    對于通過希爾伯特變換解出的艦船輻射噪聲包絡信號進行高階統計量分析,有效地提取出了艦船噪聲的雙譜、 11 / 2維譜、 21 / 2維譜等方面的特徵。
  9. This ship is built of aluminum alloy all - welded mono - hull, knuckle lines, single bottom, single deck, single engine, single propeller, single rudder, transom stern, raked stem and raked keel, deployed to transport passengers on class iii navigational area set forth by hongkong marine department

    15 . 6m本船為鋁合金焊接單體船,型線為折角線型單底單甲板單機單槳單舵方艉,前傾艏柱傾斜骨,用於香港海事處規定之iii類航區接送旅客。
  10. Calculation of ship propeller ' s thrust change in waves

    風浪中螺旋槳推力損失計算
  11. The propeller may be overloaded which caused by some reasons when ship has been serviced for a period of time. as a result, the rated revolution of the engine cannot be achieved, or the engine may be on overloaded operation condition. it will not be in the optimum matching between the propeller and the engine

    船舶在使用過程中,常因各種因素使螺旋槳出現負荷過「重」的現象,主機達不到額定轉速或超負荷運轉,槳機不能處于最佳匹配;另外當船舶人為地降速航行時,主機處在半負荷情況下工作,如果轉速下降太多,使得主機的工作條件變壞,容易引起主機部件的損壞。
  12. With the increase of the tonnage and power of ocean - going ship, more and more attentions are paid to the match among vessel, main engine and propeller by shipping and shipbuilding world. thus the research for high - efficiency propeller becomes of one important project in the field of science and technology

    隨著海洋運輸船舶的噸位和功率不斷增長,船舶推進系統中船機槳配合研究越來越受到世界造船業和航運業的重視,成為船舶科技領域的重要課題之一。
  13. This ship is an aluminum alloy welded catamaran passenger vessel, using symmetrical semi - hull, single deck, upper lower cabins and propeller driven

    本船為鋁合金焊接雙體客船,採用對稱片體,單層甲板,設上下客艙,螺旋槳推。
  14. When the propeller operates in the spatially non - uniform velocity field behind the ship, the unsteady cavitation on the blades often causes the vibration of ship structure, the propeller noise and the cavitation erosion on the blade

    在船尾非均勻流場中工作的螺旋槳,常常由於槳葉上產生了非定常空泡,導致船尾振動和螺旋槳噪聲,致使槳葉表面出現空泡剝蝕。
  15. From the ship propeller. she must have been mangled by it

    看那條船的船槳她一定被那個砍過
  16. The uniformity of propeller wake has close relationship to noise and vibration problems at ship stern

    艉跡流的均勻性與船艉振動與噪音問題有直接相關性。
  17. The system eliminates the conventional rotating driving components, the absence of mechanical propeller system will lead to a reduction in the mechanical noise generated and make the arrangement of ship more expedient

    由於磁流體推進取消了傳統的螺旋槳推進系統中的螺旋槳、傳動軸、減速齒輪等轉動裝置,因此,它具有噪音小、布局靈活等優點。
  18. To avoid or reduce these trouble induced by the unsteady cavitation, the theoretical design method for propeller and the blade section with the good cavitation performance are adopted to enlarge the cavitation bucket width and control the range and type of the cavitation on the blade. this enables propeller to operate in the non - uniform ship wake rather well

    為了避免或減緩空泡帶來的危害,採用螺旋槳理論設計方法和空泡性能優良的槳葉剖面來增加空泡斗寬度和控制槳葉空泡范圍及空泡類型,以適應非均勻流場中螺旋槳工作的需要。
  19. Experimental study of induced ship hull excitation force prediction by a container ship propeller

    集裝箱船螺旋槳誘導激振力預報的試驗研究
  20. Study on fluctuating pressure and noise induced by ship propeller

    船舶螺旋槳誘導的脈動壓力和噪聲的研究
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