旋動槳 的英文怎麼說
中文拼音 [xuándòngjiǎng]
旋動槳
英文
whirling paddle-
The first modern torpedo ( 1866 ) carried an 18 - lb ( 8 - kg ) charge of dynamite in its nose and was powered by a compressed - air engine driving a single propeller ; its range was 200 - 700 yards ( 180 - 640 m )
第一枚現代魚雷( 1866 )在其頭部裝載了8公斤的炸藥,並用壓縮空氣發動機帶動單螺旋槳推進;射程為180 640公尺。Moreover, they are also quieter, as they are not driven by an airscrew.
此外,由於不用空氣螺旋槳驅動,所以噪音也比較小。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。In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。The propeller turns a small d. c. generator.
螺旋槳帶動一個小型直流發電機。Compared to an ordinary rudder, the value of lift coefficient of ichthyoid rudder is about 30 % higher and the maximum rudder angle of it nearly reaches 45 degrees. ichthyoid rudder is a design under such a conception as to effectively utilize the propellers slipstream for rudder action, and featured by having a fish - shaped one - piece construction that is to say - no part of ichthyoid rudder can move in the water
其研究的魚形舵是一個沒有在水下移動的魚尾形剖面單片結構,增加了全舵的剖面拱度,使螺旋槳尾流的折射水量增強,進而增大了水動力的作用,使之比普通流線形舵的升力提高30左右。Jet engines with which most modern high-speed aircrafts are equipped develop thrust on the same principle as the propellers of conventional aero-engines.
大多數現代高速飛機裝備的噴氣發動機產生推力的原理,與普通航空發動機的螺旋槳相同。Driven by propellers, microhunters navigate in three dimensions by homing in on light sources, depth, pressure or a direction ? magnetic north, for example
小獵人便以螺旋槳推動,在三度空間都可利用光源、深度、壓力、地磁作為方向的引導。Different nacelle with deeper ross - section and intake over propeller shaft
發動機艙、螺旋槳軸處的進氣口有一些不同。The produce process contains : fiberglass process, foam process, balsa process and layer press board process etc. the product range among : emulate slide flight, engine motor flight, electromotion flight, eject flight, airscrew and the accessory of various flight model
翔華航模的生產工藝現有玻璃纖維製作,泡沫塑料製作, balsa製作,層壓板製作。產品包括像真滑翔飛機,引擎動力飛機,電動飛機,噴射飛機以及螺旋槳和各種飛機模型配件。The turboprop engine is very much like the turbojet. it has an additional part, a propeller.
渦輪螺槳發動機與渦輪噴氣發動機十分相似。它多了一個螺旋槳部件。Three engines would each drive three fans that are smaller and thus easier to quieten than current ones
三臺引擎將分別發動三個螺旋槳,螺旋槳被設計得更小,更易於靜音。Article 10 the rights to a civil aircraft as referred to in this chapter include the rights to the airframe, engines, propellers, radio apparatus of the civil aircraft and all other articles intended for use in such civil aircraft, no matter whether they are installed thereon or separated temporarily therefrom
第十條本章規定的對民用航空器的權利,包括對民用航空器構架、發動機、螺旋槳、無線電設備和其他一切為了在民用航空器上使用的,無論安裝于其上或者暫時拆離的物品的權利。The research on the rotor blade - vortex interaction ( bvi ) noise is a very important aspect and a very challenging subject in the rotorcraft aeroacoustics field
旋翼槳-渦干擾噪聲問題是直升機氣動聲學領域的一個研究熱點和難點。General specification of turboshaft and turboprop engines for aircraft
飛行器渦輪軸和渦輪螺旋槳發動機通用規范The two astazou turboprops are mounted in slender nacelles in the leading edges of the wings and drive three - blade propellers
兩臺發動機安裝在機翼上小巧的發動機艙內,各驅動一個三葉螺旋槳。In 1962, a passenger terminal building was built. turboprop aircraft were being replaced by jets such as the boeing 707, dc8 and de havilland comet
一九六二年,機場大廈建成,航空公司亦逐步淘汰以渦輪螺旋槳推動的飛機,改用波音707 、 dc8及dehavillandcomet等噴射機。The smart rotor with active trailing edge is a new system for reducing the vibration which can adjust the air load of the blade to actively counteract the main harmonic of the force to the fuselage by controlling the deflection of the trailing edge
主動后緣附翼控制是一種較新的旋翼減振系統,它通過控制后緣附翼的偏轉,調節槳葉的氣動載荷,實現對機體激振力主要諧波分量的主動抵消。Application shall be filed with the competent civil aviation authority under the state council by the manufacturer for export airworthiness certificate with respect to the export of civil aircraft and its engines, propellers and on - board equipment
出口民用航空器及其發動機、螺旋槳和民用航空器上設備,製造人應當向國務院民用航空主管部門申請領取出口適航證書。The corrosion current and impressed against - corrosion current of a ship modulated by shaft ' s rotation will generate an extremely low frequency electric field ( elfe ) which becomes a kind of important characteristic signal in sea water
摘要艦船的腐蝕和防腐電流經螺旋槳轉動的調制后在海水中會?生極低頻電場,成?一種重要的特徵信號源。分享友人