擺動力量 的英文怎麼說
中文拼音 [bǎidònglìliáng]
擺動力量
英文
swinging strength- 擺 : Ⅰ動詞1 (安放; 排列) put; arrange; set in order 2 (顯示; 炫耀) display; show off; put on; assu...
- 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...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 擺動 : 1 (搖擺) swing; sway; oscillate; pendulate; waggle; wobble; vibrate; wiggle 2 [機械工程] jiggin...
-
We get the math module according to the second law of newton and the foundation of the dynamics, analysis the force of the cart and pendulum, and adopt the concept of " the equivalent cart ". during writing the equitation of the system, the equitation has been processed by linear
利用牛頓第二定律及相關的動力學原理等建立數學模型,對小車和擺分別進行受力分析,並採用等效小車的概念,列舉狀態方程,進行線性化處理,最後通過極點配置,得到變量系數陣。After analyzing the key technique of sprint - wiggling motion, specially analyzing the feature of hipbone motion of sprint - high - speed swing and level motion of having the hip as the axle in process of, the author considered that developing swing specific power be the first and developing general power be the second in power training of sprint surrounding tightly the power of groups of muscles of swing motion, and on the basis of initiatively developing muscle power of hip flexor and the equilibrium and harmony of upper limb power and lower limb power to improve the sprint technique, finally the author afforded the according means of swing specific power in training of sprint
摘要通過對短跑技術擺動動作的分析,特別是對短跑過程中髖部動作以髖為軸的高速擺動平動運動的特徵分析,認為短跑力量訓練應以發展專項擺動力量為主,一般力量訓練為輔,緊緊圍繞擺動動作的肌群力量著手,在優先發展髖部屈肌肌群力量與上下肢力量均衡協調的基礎上,改進短跑技術,並提供了短跑擺動專項力量訓練的相應手段。After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control
在指向反射鏡的擺動控制方面,採用低速性能好的分裝式直流力矩電機作為指向反射鏡的驅動電機,並採用感應同步器作為角度測量元件,運用軸角轉換器ad2s80a進行角度和速度的輸出,採用技術成熟的pid控制方案,進行速度和位置雙閉環控制,以實現指向反射鏡轉動速度的平穩性和位置的精確性。Next, in order to comprehand the electromagnetic characteristics and the dynamic characteristics of the new type of magnetic micromotors, the dissertation applied the concept of the magnetic scarlar potential of the irrotational magnetic fields and set up the mathmatic model for the inner magnetic field of the new type of motors from the basic equations and the boundary conditions of the motor magnetic field. oh the basis of the mathmatic model, the dissertation analized the various qualities of the magnetic field of the air gap between the rotor and the stator and gave a detailed calculation of the air gap ' s magnetic potential, magnetic field intensity, magnetic induction, the shape of the magnetic scarlar potential level surface, the distribution of the magnetic circuit, the magnetic induction the self - inductance and the mutual inductance of the coils
其次,為全面了解這種新型電磁電機的電磁特性和動力特性,本文從電機磁場的基本方程及其邊界條件出發,應用無旋磁場的標量磁位概念,建立了端面搖擺式電磁微電機內部磁場的數學模型,並以此為基礎,詳細分析了電機氣隙磁場的各方面性質,對氣隙磁場的磁標位、磁場強度、磁感應強度、等磁位面形狀、電機工作磁路的分佈、電機的工作磁通量以及激勵繞組的自感和相互之間的互感進行了詳細的分析計算。Through an application of the improved nonlinear vks model based on complex modulus, for the cases of general connections and inter - blade connections for the nonlinear elastomeric lag dampers, the small disturbance momental equation is given
採用基於復模量的非線性vks改進模型,建立葉間粘彈減擺器和普通連接粘彈減擺器的小擾動力矩方程。On the basis of this equation, the general differential equations of coupled bending, torsional and pendular nonlinear vibration about rotor with unbalance character and rubbing character are deduced. the bifurcation and chaos behavior especially the influence on bifurcation and chaos behavior of impact and rubbing fault rotor system
應用數值方法研究了碰摩轉子的彎扭擺耦合振動相應的復雜動力學行為,重點研究了轉子轉速、偏心量等系統參數對碰摩轉子彎扭擺耦合振動的分岔和混沌行為的影響以及扭轉振動和擺動振動對彎曲振動的影響。Far from being a constraining force that merely keeps people honest and out of trouble, morality creates a fertile source of business motivation, inspiration, and innovation
道德絕非僅僅是讓人保持誠實,擺脫困境的約束力量,更為激發商業動機,獲取商業靈感,鼓勵商業創新提供了肥沃的土壤The moment of inertia, damp and comeback can be adjusted. two electro - hydraulic servo systems analog rolling moment and swaying force of wave respectively. the two systems both use electro - hydraulic servo valves, in which the analog rolling moment system adopts gear - rack swing hydraulic - pressure oil vat with torque sensor, while the analog swaying force system employs double shanks hydraulic - pressure oil vat with two pressure sensors and a placement sensor
兩套電液伺服系統均使用流量電液伺服閥(採用外供油方式) ,其中模擬橫搖力矩的伺服系統採用齒輪齒條擺動液壓油缸,配有扭矩傳感器,模擬橫蕩力的伺服系統採用雙出桿液壓油缸,配有兩個壓力傳感器和一個位移傳感器。In light of the limitation of fast fourier transform ( fft ) for the method of traditional spectrum analysis to analyze the unsteady signal, wavelet and wavelet analysis are made for the typical unsteady process signal of starting up and shut down with the good characteristic of simultaneous localization in both the time and the frequency domains based on the field test on the vibration of two - row placed units in lijiaxia hydropower station, in which the signal is decomposed into different frequency band, and then the weak signal is caught and the dominant frequency is picked up for the analysis of the vibration source
摘要基於李家峽水電站雙排機組振動的現場試驗研究,並且針對傳統頻譜分析方法傅立葉變換( fft )對于非平穩信號已力不從心這一缺陷,利用小波分析方法在時域和頻域上同時具有良好的局部化性質,通過對開停機這一典型非平穩過程信號進行小波及小波包分析,將其分解到不同頻帶內,獲取微弱信息和提取優勢頻率,並對其作振源分析,得出開停機初始時刻因水流不穩均出現強烈的振動現象,且低頻段信號能量最大,開停機過程水流脈動壓力和尾水渦帶擺動是引起定子基礎振動的主要原因。Adopting soft cable for hanging will reduce the effort made by coasting body ' s vertical vibration on the base of the washing machine to the maximum extent and lessen the interference of vertical vibration to gyroscopic effect of the coasting body to make it in balance and improve the vibration - avoiding capacity of the whole machine
採用軟索懸吊,可最大限度地減小慣性體垂直振動對洗衣機底座的影響,減少垂直振動對慣性體陀螺效應的干擾,使慣性體盡量保持水平擺動,提高整機的避振能力。Secondly, at the premise of the basic hypothesizes, establish the “ astronaut - spaceship ” system dynamics equations based on the principle of momentum conservation, and simulate the disturbance influence of the spaceship attitude induced by five kinds astronaut ’ s motion include stand - up act, landing act, right arm single - pendulum motion, left arm double - pendulum motion, right arm operating panel motion
其次,在基本假設的前提下,基於動量矩守恆原理建立了「航天員?飛船」系統動力學方程,並模擬分析了起立動作、停靠動作、右臂單擺運動、左臂雙擺運動和右臂操作儀錶板五類航天員運動對飛船的姿態的擾動影響。Two electro - hydraulic servo systems analog rolling moment and swaying force of wave respectively. the two systems both use electro - hydraulic servo valves, in which the analog rolling moment system adopts gear - rack swing hydraulic - pressure oil vat with torque sensor, while the analog swaying force system employs double shanks hydraulic - pressure oil vat with a placement sensor
兩套電液伺服系統均使用流量電液伺服閥(採用外供油方式) ,其中模擬橫搖力矩的伺服系統採用齒輪齒條擺動液壓油缸,配有扭矩傳感器,模擬橫蕩力的伺服系統採用雙出桿液壓油缸,配有一個位移傳感器。Then, four different computation methods are applied to compute the hydrodynamic performance of the rotor, which are single - disk single - tube method ( sdst ), double - disk single - tube method ( ddst ), multi - tube method ( mtt ) that are based on momentum theorem and vortex method ( vtth ) that is based on potential eddy theory
然後,採用基於動量定理的單盤面?單流管方法( sdst ) 、雙盤面?單流管( ddst )方法、多流管( mtt )方法以及基於勢渦理論的渦方法( vtth )計算直葉擺線式水輪機的水動力性能。The measurement system is based on pci bus and designed to integral measure the engine ’ s parameters such as pressure, engine rotate speed, air flux, etc. the system is very important in evaluatiang 、 ameliorating and repairing airplane engine because it provides relevant exam data for the airplane engine design
該測試系統基於pci總線,對發動機的脈動壓力、轉速擺動、燃油流量等參數進行綜合測試,為航空發動機的研製提供相應的試驗依據,對發動機的性能評估、技術改造、故障維修等具有十分重要的意義。At last with the prototype of the vertical - axis cycloid turbine, the optimal method and its mathematical model based on conjugate gradient method are presented in order to enhance the energy conversion coefficient. such optimal results as the energy conversion and the relation between attack angle and azimuth angle are given with particular analysis to sum up the reason of the improved performance of the turbine
最後以豎軸直葉擺線式水輪機為優化原型,提出了一種水輪機水動力性能的優化計算方法,建立了數學模型,運用共軛梯度法進行優化設計,以提高水輪機的能量利用率為目標,給出了優化的葉片攻角變化規律、能量利用率結果,探討了能量利用率提高的原因。The rheo knee ? is the world ' s first microprocessor swing and stance knee system to utilize the power of artificial intelligence
是世界上第一種利用人工智慧的力量的微處理器控制擺動和支撐的膝關節系統。Hand - held portable power tools - measurement of vibrations at the handle - saws and files with reciprocating action and saws with rotating or oscillating action
便攜式手提動力工具.手柄振動測量.有往復作用的鋸和銼和有旋轉或擺動作用的鋸Hand - held portable power tools. measurement of vibrations at the handle. part 12 : saws and files with reciprocating action and saws with oscillating or rotating action
便攜式手持動力工具.手柄部位振動輛的測量.第12部分:有往復運行動作的鋸和銼及有擺動或旋轉運行動作的鋸Taking the meshing theory of conjugate curved surface as a foundation, utilizing array method of rotation transformation of vector, the meshing equation and contour surface equation of conical cam mechanism with swinging conical roller follower were analyzed and derived, and the calculation formula of pressure angle and synthetic curvature of the mechanism was presented, thus laid a solid theoretical foundation for enhancing the machining accuracy of conical cam, improving its processing method and achieved the integration of cam cad / cam
摘要以共軛曲面嚙合理論為基礎,運用矢量的旋轉變換矩陣法,分析並推導了圓錐滾子擺動從動件圓錐凸輪機構的嚙合方程和廓面方程,並給出了機構的壓力角和綜合曲率的計算公式,為圓錐凸輪加工精度的提高,改進其加工方法,實現凸輪cad / cam一體化奠定了堅實的理論基礎。Damping was then determined via exciting the equation at the critical frequency to get the transit decay which was then analyzed with the moving - block method. in chapter 4, the nonlinear dynamic equation of rotor - body system with inter - blade dampers ( taking all possible attachment offsets into consideration, spanwise offset, vertical offset and in - plane offset ) was modeled
本文重點推導了帶葉間減擺器(減擺器帶三個外伸量:展向,垂向和旋轉方向)的旋翼/機體耦合系統的非線性動力學方程,針對該方程提出了一種改進的多槳葉坐標變換方法。分享友人