船縱搖 的英文怎麼說

中文拼音 [chuánzōngyáo]
船縱搖 英文
pitching
  • : 名詞1. (水上的運輸工具, 船舶的通稱) boat; ship; vessels 2. (姓氏) a surname
  • : Ⅰ動詞1 (釋放; 放走) release; set free; let go 2 (放任; 不約束) indulge; give oneself up to; l...
  • : Ⅰ動詞(搖擺; 使物體來回地動) shake; wave; rock; turn Ⅱ名詞(姓氏) a surname
  1. When sailing in waves, a part of ship bow will depart from water surface because of the significant heave and pitch ( mostly happened at bow in head seas, and may happened at stern in follow sea ). when ship enter into water once again, violent impact with waves will happen, which is called slamming

    舶在波浪中航行時,由於劇烈的垂蕩和底的一部分會露出水面(主要是在迎浪時發生在體前部,但在低速隨浪時也可能發生在體後部) 。
  2. Because of the change of ship attitude ( rolling angle r, pitch angle p and course angle h ) led by ship rocked interference and windage, the los stabilization will be influenced obviously

    由於艦的艏、橫等引起艦姿態的變化以及風阻力矩的作用,對跟蹤系統的視軸穩定性產生明顯影響。
  3. On the basis of cybernetics through forecast roll and pitch of a ship and by adjusting the object ' s space position and keep its horizontal state without limit of actual sea state according to the control rules with the predictive value of ship ' s roll angle and pitch angle

    應用控制理論通過預測隨機海浪擾動下舶的橫運動的角值,按照所設計的控制規律實現在不受實際海況限制的情況下調整上物體的空間位置,使此物體保持水平狀態的目的。
  4. The schooner rolled and plunged, fetching up on her anchors with a crash which for the first time they could hear.

    了幾,前後顛簸了兩下,緊拉著錨鏈,發出一聲震響,這是大家第一次聽到的響聲。
  5. The theoretical calculation and the model experimental result both have confirmed that the built - up stabilizing appendage is able to reduce pitching n heaving motions and especially bow acceleration considerably

    理論計算和模型試驗結果均證明了組合減附體能夠減小運動、升沉運動,尤其是大幅度降低首部加速度。
  6. This paper applies ittc single - parameter ocean wave spectrum to simulate a random long - crested ocean wave according to statistics superposition theory and real - time simulate disturbance on the ship by random wave. it simulates roll and pitch of the ship in random wave in the time domain and gains roll angle ( t ) and pitch angle ( t ) signal of ship rolling movement

    本文根據統計疊加理論,採用ittc單參數標準海浪譜模擬模擬實際的長峰波隨機海浪,進而實時模擬長峰波隨機海浪對舶的隨機擾動,對舶在海浪中的橫運動進行了時域模擬,得到蕩運動的橫角信號( t )和角信號( t ) 。
  7. For the dynamic process of ship rolling movement, this paper analyses its dynamic date with time series analysis method and brings up this system ' s the most excellent autoregressive model ( ar model ) according to least aic criterion ( akaile, information criterion ). it reveals the regular pattern of ship rolling movement and forecasts the future value of roll angle and pitch angle, then transforms it to adjusting value of object and adjusting it according to appropriate control rules

    對于蕩運動這一動態過程,採用時間序列分析的方法,建立系統的自回歸模型( ar模型) ,並根據最小aic信息量判定準則保證建立的系統模型為最優化模型。利用參數模型的方式對舶橫運動的動態數據進行分析處理,揭示蕩運動的規律,預測舶橫角、角的未來值。
  8. I had to skip around a bit, and jump up and crack my heels a few times - i couldn t help it ; but about the third crack i noticed a sound that i knowed mighty well, and held my breath and listened and waited ; and sure enough, when the next flash busted out over the water, here they come

    我不由自主地亂蹦帶跳了一陣子,身跳將起來,把腳後跟跳得嘣嘣直響。可是才只跳了幾下子,就聽到了我非常熟悉的聲音我屏住了氣,靜靜地聽,等著下一個響聲又一道閃電,照亮了河面,果然,是他們來啦並且正在使勁槳,把他們那隻小弄得吱吱吱直響!
  9. Using 2 - d strip method and the high - speed slender body theory, the heaving motion responses in regular wave of ship with combined appendage are computed. the results are compared with the results of naked ship hull, and the anti - pitching effect of combined appendage is validated. a method of optimizing the seakeeping is provided from the aspect of the ship hull

    因此本文針對舶耐波性能的優化,提出了一種減組合附體,將半潛艏和艏鰭安裝在常規單體上,初步闡述了半潛艏和艏鰭的水動力作用機理,並按照二維切片法和高速細長體理論計算了加裝組合附體后,舶在規則波中的垂向穩態運動響應,與裸體的結果進行了比較,驗證組合附體的減效果,從體本身出發提供了?種優化舶耐波性的方法; 3
  10. The strip method often used in engineering will be used to predict the pitch ^ heave and acceleration of ship

    本文利用工程中常用的切片法來預報、升沉、以及的某些部位的垂向加速度。
  11. The present results reveal that the hydrodynamic model and roll reduction technique developed here can be regard as an efficient tool for naval architects to analyze the ship maneuvering behavior with roll reduction by rudder control in waves at the preliminary design stage

    本文所發展的數學模式與減方法可用於初步設計階段,來評估隻在波浪中進行操舵減的操性能。
  12. In the end the predicting model is used in watercraft motion modeling and predicting, and the auhor analyzes the result of simulating. the result indicates that this ap $ j $ ifgx9 @ 1 % & itx means is reasonable and feasible and gains the satsfactory pmpose

    最後將此模型應用於艦船縱搖運動的極短期預報,並從統計理論的角度對模擬結果進行了分析,分析結果表明該方法是合理可行的,確實提高了預報精度,加長了預報時間。
  13. The simulation system design of 3 - d panorama of ship motion will be discussed in this paper. the technical research on the generation of boday view animation was carried out, and the results of motion prediction were verified comparied with build - up stabilizing appendage of 0371g monohull or not

    本文將探討艦三維視景模擬系統的設計,對體視動畫的自動生成作一定技術性探討,並用0371g艇加裝向組合減附體前後的運動預報結果進行對比驗證。
  14. Study on generalized predictive control for type rudder pitching stabilization

    型舵舶減廣義預測控制研究
  15. With the disturbance of random wave the ship will inevitably roll and result in the ship ' s incline, especially, for small ships which the most obliquity of the ship is likely to reach above degree 15. in the actual combat the rolling movement of the ship will result in difficult control of the artillery for the artillerymen on the ship, reduce the artillery ' s probability of shots, and affect the power of the artillery by direct control of the object ( artillery ) fixed on the ship it can be kept horizontal state all the time

    尤其是對大量的小型艦體的最大傾角甚至可達到15以上。在實戰中,舶的蕩將造成炮手對載火炮的操性能降低,降低火炮的發射命中率,影響到載火炮威力的發揮。通過直接控制固連于體的火炮,使其始終保持在水平狀態,可以提高實戰中火炮的操性能,提高火炮的命中率。
  16. Chapter 2 exposits the principle of the airborne isar imaging of ship targets in detail using the concept of image projection plan and effective rotating vector. and some imaging results under every ship sway ( roll, pitch and yaw ) are presented

    論文第二章藉助成像投影面和有效旋轉矢量的概念,詳細闡述了機載isar對艦成像的機理,並分別對艦、偏航運動成像進行了模擬。
  17. The airborne isar imaging of ship target depends on the ship ’ s rotation relative to the radar line of sight ( rlos ). this rotation has two sources : one originates from the relative movement between the radar and the ship. the other comes from the ship sway ( roll, pitch and yaw )

    機載isar對艦成像依靠艦與雷達視線( rlos )之間的相對轉動,它由飛機與艦航行引起的相對運動和海浪作用下艦自身擺(橫、偏航)產生的轉動組成。
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