旋轉應力 的英文怎麼說
中文拼音 [xuánzhuǎnyīnglì]
旋轉應力
英文
rotation stress- 旋 : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
- 轉 : 轉構詞成分。
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 旋轉 : revolve; gyrate; rotate; spin ; revolution; revolvement; rotation; circumgyration; circulation
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This paper simply introduces the device of on - line monitoring for the thrust of the rotating maching, then discu ed the finite dement analyses on the on - line monitoring elastic dement for measuring thrust in detail, in order to develop the performance of the se or and the device, we calculated the distribution of the stre 、 strain 、 axial di lacement in the elastic element using the finite element method when the axial forces f = 3 104n, the result is very satisfied
簡單介紹大型旋轉機組軸向力在線監控裝置,然後詳細介紹軸向力測力彈性元件的有限元分析,為了提高所研製的測力傳感器的性能,採用有限元方法計算了彈性元件在軸向力f = 3 104n時的應變、應力、靈敏度及軸位移等的分佈情況,分析結果表明:所設計的測力傳感器完全符合廠方的要求及儀表性能指標。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。From the numerical modeling results, it can be found that there is a clockwise gyre in the middle part of bohai sea, whether in wintertime or in summertime. in summer, the clockwise gyre corresponding to the high - temperature and low - density center in the middle bohai sea is mainly dominated by the density circulation. and in winter, it is mainly dominated by the wind stress curl
通過數值模擬結果發現,在渤海中部,無論冬季還是夏季,都存在一個順時針的渦旋運動,夏季,對應于渤海中部的高溫低密中心,其流場主體部分呈順時渤海冬夏季環流特徵及變異的初步研究針向旋轉,這主要是密度環流占優的結果,而冬季的順時針向的旋轉,主要是海面風應力旋度影響的結果。In this paper, the rotating machinery at high speed is studied. there are discussed about numerical calculating methods for non - linear dynamical system, the rotor system radial impact and rubbing dynamics behavior analysis having the nonlinear rigidity on the unsteady and non - linear oil film, the rotor system dynamics behavior analysis with bending - torsional - pendular coupling vibrations, application of wavelet, fractal and network in fault diagnosis. the main works in this paper are as follows : ( 1 )
本文以高速旋轉機械為主要研究對象,系統、深入地研究了非線性動力學系統的數值計算方法、具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學行為、轉子彎扭擺耦合振動的動力學分析、小波和分形理論及人工神經網路在故障診斷中的應用問題。Rotor dynamic devise is the vital ache on rotating mechanism design. and prefiguring critical speed. calculating unbalance response is the central content
轉子動力學設計是旋轉機械設計中的重要環節,而預計臨界轉速、計算不平衡響應又是其主要內容。The model featuring the rotatable pressure contact makes alignment of the pressure switches an easy task in application
可旋轉壓力接點型壓力開關在應用中調節非常方便。The experiment can obtain the driver and the torsion of the screw propeller of relative speed and is an important method to analyze the efficient part of push
船模自航試驗可獲得對應航速螺旋槳推力和轉矩,是分析各種推進效率成分的重要手段。It can be noticed that both r and t specimens show initial hardening and subsequent softening at the strain amplitude higher than 0. 8 % and cyclic softening from the beginning to fracture under strain amplitude less than 0. 8 % at room temperature, and the cyclic flow stress was always lower in r specimen than in t specimen at the same strain range
且在相同的應變幅下, t向試樣比r向試樣具有更高的循環流變應力。此外,對r向及t向試樣,低應變幅下呈現出循環軟化現象是因為晶粒旋轉導致循環軟化;而在高應變幅下發生循環硬化是由於孿晶作用的結果。This thesis will put forward a new design project that aimed at discussing the packing sets of natural - draft counter - flow dry cooling tower, which is the research and application of the spray nozzle. the content mainly includes the experimental study of the application of the jnx - 01 spray nozzle in cooling tower, as well as the heating calculation
本文將針對自然通風逆流濕冷式冷卻塔中影響效率較大的淋水裝置提出設計改進方案,即旋轉式噴濺裝置的研究與應用,內容主要包括jnx - 01型節能旋轉式噴濺裝置及旋轉濺水碟式噴頭在冷卻塔上應用情況的試驗研究及熱力計算。Application of hydraulic coupler in the rotation mechanism of the crane
液力偶合器在起重機旋轉機構上的應用The aerospace indu * * * y is the complex of manufacturing concerns engaged in the production of flight vehicles, including unpowered gliders and sailplanes, lighter than air - craft, ground - effect machines, heavier than air craft of both fixed - wing and rotary - wing varieties, military missiles, space launch vehicles, and manned or unmanned spacecraft ; propulsion systems and other thrusting devices ; on board equipment essential to the design purpose of the flight vehicle ; and ground - based support equipment needed for the operation and maintenance of the flight vehicle
航天工業是一個綜合製造行業,從事各種飛行器的生產,包括:各種無動力滑翔機,輕于空氣的飛行器,地面效應機械設備,重於空氣的各種固定和旋轉機翼飛行器,軍用導彈,太空發射器,載人或無人飛行器,推進系統或其他助推設備,對飛行器的設計至關重要的艙內設備,控制和維護飛行器的地面設備。As an alternative, it has been proposed that swimmers should turn to close to 90 degrees to each side when swimming crawl and back strokes, that position supposedly reducing resistance
替代的方法是應該在爬泳和仰泳時盡量向兩側旋轉並盡量接近90度角,這樣的姿勢被認為可以減少阻力。Dld clutches are singledisc clutches for dry operation, without sliping the coil not rotating. high transmitting torque, quick response and no drag torque
Dld系列系無滑環乾式、通電型工作的單片電磁離合器,線圈不旋轉,一個摩擦副,結構緊湊,傳遞力矩大,響應迅速,無空載損耗。Dld2 clutches are singledisc clutches for dry operation, without sliping the coil not rotating. high transmitting torque, quick response and no drag torque
Dld2系列系無滑環乾式,通電型工作的單片電磁離合器,線圈不旋轉,一個摩擦付,結構緊湊,傳遞力矩大,響應迅速,無空載損耗。Practice effect of mental rotation test on pilots
飛行人員心理旋轉能力測驗的練習效應Analysis software. the analysis show : the gyroscope effect to the flywheel rotor ' s and the shaft ' s vibration character under high rotate speed should be considered. at this time, the system ' s normal frequency is the function of rotate speed ; the amplitude passing through the resonance field can be lowered obviously by improving the effective damping of the electro - magnetic bearing
建立了高速旋轉狀態下,採用磁軸承作支撐的飛輪轉子和轉軸的動力學模型,給出了有限元法在此問題中的具體應用,並利用i - deas有限元分析軟體具體分析了飛輪系統的共振頻率、系統振型,以及對偏心激勵的響應,分析表明:對于高速旋轉的飛輪轉子和轉軸,應考慮陀螺效應對其動力學特性的影響,此時系統的固有頻率是轉速的函數;通過提高磁軸承的等效阻尼可顯著降低系統通過共振區域時的振幅。The innovation of multiple mechanism boundary surface plasticity model is that the effect of rotation of principal stress axial directions and large shear displacement of sand in the earthquake induced liquefaction are taken into account at the same time in the model
獨到之處在於所建立的多機構邊界麵塑性模型能夠同時考慮土體在復雜荷載作用下主應力軸旋轉的影響和砂土地震液化時剪切大位移特性。With the popularity of rotary machinery in industry, the characteristics of the flow in the controlling pipe system, the transporting pipe system, and the cooling pipe system are the main factors to improve the efficiencies of the rotary machinery, consequently, fluid flow in rotating pipes has become one of the urgent problems in engineering and one of the challenging research fields in fluid mechanics
隨著旋轉性機械在工業中的廣泛應用,其中的控制管路系統、輸送管路系統、冷卻管路系統的流動性質是提高這些機械性能的重要因素,因此這些管路系統中流體運動的特點成為工業應用中迫切需要解決的問題,也成為流體力學中最有前途的研究領域之一。Pumps - rotodynamic pumps - circulation pumps having an electrical effect not exceeding 200 w for heating installations and domestic hot water installations - requirements, testing, marking
泵.旋轉動力泵.加熱裝置和家用熱水裝置用電效應不足200w的循環泵.要求試驗和標記The new stress field mode is exploited to implement a novel rotational stress field piezoelectric micro - motor scheme that enables stress field operation. analysis for both modes of operation is presented along with experimental results. a high - order, efficient scheme for computing both the power and the electric perimeter of the mems piezoelectric micro - motor system is presented along with comprehensive analysis for this class of motor
應用經典的彈性動力學和壓電學原理,以模型實驗的微觀致動機理為依據,設計了具有新概念的彈性體和壓電換能器結構的旋轉應力場壓電電機,提出並驗證了應力場致動理論,在微觀上統一了各類壓電電機的致動機理。分享友人