船模拖力 的英文怎麼說
中文拼音 [chuánmótuōlì]
船模拖力
英文
model-towing force-
The advantage and disadvantage of measurement of propeller - induced pressure by using different equipment is discussed. the method to obtain self - propulsion point for full scale in depressurized towing tank is studied. the measurements of pressure of two propeller models are carried out, the results of the measurement agree with those obtained by cavitation tunnel very well, which proves this measurement is successful, and the theoretical prediction is verified too
比較了不同測試設備用於螺旋槳脈動壓力測試的優缺點，探討了在減壓拖曳水池中實現實船自航點的方法，並進行了兩只螺旋槳模型的脈動壓力測試，經與空泡水洞中脈動壓力的測試結果進行比較，說明該項測試是成功的，同時也對脈動壓力的理論預報結果做了驗證。Another based mathematics model about the anchor cable is used for ship - anchor system. the numerical calculation have been worked by programmed in the matlab language. at the same time the influence that the dragging speed of antisubmarine helicopter and the height over the surface of ocean acts on the shape and the tension of underwater cable, and that the current velocity and the diameter of anchor cable acts on the shape and the tension of anchor cable, has been calculated
把建立的水下拖索數學模型和錨索數學模型分別應用於航空吊放聲納探頭?纜繩動力學系統和船?錨系統，採用matlab語言編程進行了數值計算，同時分別計算和分析了反潛直升機拖速、距海面高度對拖索形狀和張力的影響以及海流速度、錨索直徑對錨索形狀和張力的影響。Finally, analysis and research are conducted regarding the ship current load changes after a breakwater is added in the dock in shanghai waigaoqiao shipbuilding co., ltd. in a word, by analyzing various loads and the calculation method during the ship undocking process, the simulation model of the ship undocking is established, the simulation forecasting regarding the ship undocking process is carried out and the tug configuration is optimized. the problem of
總之，通過分析船舶出塢的各種載荷和計算方法，建立船舶出塢過程模擬模型，對船舶出塢過程進行模擬預報，對船舶出塢拖輪進行配置優化，解決了船舶出塢環境力、拖輪拖力等計算，解決了船舶出塢的拖輪配置、需要水域大小和船舶出塢安全等問題。Experimental data from the towing tank tests show that the hydrofoils give more water - drags on the raft ' s hull, and that the hydrodynamic performance of a ferrying raft will be improved by rational designs of the hydrofoils ' profile, angles of attack as well as the position of hydrofoil on the hull
船模水池中的模型拖曳試驗表明，盡管水翼會增加門橋的水阻力，但只要合理地設計水翼的翼型、攻角和安裝位置，可以改善和提高門橋水動力性能。This paper designs the characteristic curves and system curves for the dredging materials of the water and all kind of mixtures, which base on the theory of hydraulic dredging and the experiment data of prototype dredger, then puts out the equations of computing the work point of dredge pump system and the model that can simulate the work condition of dredging pump such as the flow rate, vacuum and pressures
該模型根據水力疏浚原理和1750挖泥船的技術數據，設計了泥泵和管路的清水特性曲線與泥漿特性曲線，在此基礎上給出了泥泵工作點的計算方法。最後給出了計算泥泵工況的模型和模擬實例； 3 、絞刀電動機拖動系統。The prediction of propeller - induced hull pressure fluctuation in non - uniform flow is studied by using theoretical calculation and model experiment systematically. an intact method and computer program for the prediction of unsteady cavitating propeller - induced hull pressure fluctuation in non - uniform flow is set up in this paper. the measurement of propeller induced hull pressure fluctuation in depressurized towing tank carried out in this paper is the first time inland
本文從理論計算和模型試驗兩個方面系統地研究了不均勻流場中螺旋槳空泡誘導的船體表面脈動壓力的預報問題，建立了一套完整的預報非定常空泡螺旋槳誘導的船體表面脈動壓力的方法和程序，並在國內首次完成了在減壓拖曳水池中進行空泡螺旋槳誘導的船體表面脈動壓力測試。Experimental projects will be conducted in ocean engineering laboratories illustrating concepts taught in class, including ship resistance and model testing, lift and drag forces on submerged bodies, and vehicle propulsion
在海洋工程實驗室中的實驗計畫將輔以解釋課堂間所教授的概念，包括船阻及模組測試、沈體之升力及拖曳力及載具推進力。Thirdly, the best deployment of shipping lines and fleet installment plan can be regularized, in consideration to the distribution of the shipping lines " capacity and the fleet ' s tug ability, as well as a comprehensive judgement of economic parameter
然後，針對航線運量的分佈情況和船隊拖帶能力以及運營經濟參數的綜合評判，確定最佳的航線配船模式和船隊的規劃方案。分享友人