speed-torque 中文意思是什麼
speed-torque
解釋
轉速-轉矩-
Aiming at permanent brushless dc motor in mini - bev ( battery electric vehicle ) with torque ripple and violent noise during low speed running, the fuzzy control method is combined with slide mode control method to suppress the influence due to un - modeling parameters, and to ensure the robustness in the process of reaching slide mode plane
摘要針對微型電動車用永磁無別電動機轉矩脈動大、低速運行時噪聲明顯等主要問題，採用模糊控制和滑模控制相結合的方法，克服了未建模參數的影響，保證了滑模到達階段的魯棒性，同時抑制了轉矩脈動。 -
Intermittent transmission decollators are a new kind of hi - speed precise decollating organization, which can perform intermittent decollations, with characteristics like hi - precise decollation, smooth operation, wide transmission torque, position auto - locking, compact laid - out, small in size, low noise, and good durability
高速精密分割機構是實現間歇分度運轉新型機構，具有分度精度高、運轉平穩、傳遞扭距大、定們時自鎖、結構緊湊、體積小、噪音低、壽命長等優點。 -
The experiment results indicate that this method is more effective in the brushless direct current motor ' s low speed torque ripple attenuation, and its more effective in improving system dynamic performance
運行結果表明，此方案能有效地抑制無刷直流電動機低速時的轉矩脈動，更好地改善系統的動態性能。 -
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。 -
Then following reality constituent of engine and connecting component interface, a nonlinear signal cylinder engine model has been created, though fire interval and fire order, a control - oriented four cylinders engine is build. following dynamometer is seen as load, performance of engine is simulated and researched under the condition of constant torque and speed, validation of the math and simulation model have been confirmed by comparison result between simulation with test result of engine performance simulation software dyno
按照發動機的實際組成，根據各部件的介面類型連接模型庫中的部件，建立了單缸發動機非線性模型，在此基礎上，依據發動機實際發火間隔和順序，建立了面向控制的四缸汽油機模型，並以測功器為負載，通過恆轉矩和恆轉速方式進行了發動機性能模擬和研究，模擬結果和發動機動力性能模擬軟體dyno測試結果的對比驗證了數學模型和模擬模型的正確性。 -
The results showed that the torque ratio and efficiency curve are almost not affected by width ratio, whereas the torque capacity performance changes especially when the speed ratio is less than 0. 6
結果表明，隨寬度比減小變矩比和效率基本不受影響，而透穿性則由正透穿逐漸變為混合透穿，在速比大於0 . 6時傳動性能基本沒有差異。 -
Low speed high torque hydraulic motor
低速大扭矩液壓馬達 -
Compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism
主要有以下幾個部分： 1建立了兩相混和式電動機的穩態數學模型，分析了超前角對相電流及機械特性的影響，並同時進行了模擬研究，給出了一些有意義的結論。 -
Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism
超聲波電機（ ultrasonicmotor ）是近二十年來發展起來的一種新原理電機，其原理不同於傳統的電磁型電機，它是利用壓電陶瓷的逆壓電效應使定子的表面質點產生橢圓運動，通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機相比，具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖等優點，因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車等方面顯示出廣泛的應用前景。 -
Compared with existing modulating method, torque ripple is greatly reduced by uniform modulating in one monocycle, increasing current slope of upcoming conducting phase instantaneously suppresses the torque ripple by 30 ’ during low speed with obviously lower initiating noise
採用單周期內各功率管均衡調制的方式，不僅消除了反向電流，而且與其他調制方式相比，可使轉矩脈動較小。 -
The algorithm of svpwm that is adopted by the system implements motor speed - regulation by control of magnitude and phase of motor flux. it can generate less harmonics in the output current of power inverter and less losses of ac motor, reduce pulsant component in output torque and raise availability of dc supply voltage
系統採用的svpwm演算法通過對空間磁鏈矢量幅值和相位的控制來調節電機轉速，減少了逆變器輸出電流的諧波，降低了脈動轉矩，提高了電壓的利用率。 -
The paper makes a systematic study on frictional torque model for hydraulic system, after the analysis of the ultra ? low speed principle of closed - loop system, it can be concluded that the existence of the difference between static frictional and dynamic frictional torque, and the periodic saltation of the dynamic frictional torque, are the main reasons of the low speed stick - skip to the electrohydraulic position servo system
針對伺服馬達的低速性能，進行了低速實驗研究，併兼顧快速性能進行了階躍響應和正弦響應實驗研究，對實驗結果進行了分析，得出了一些有價值的結論，提出下一階段進行實驗的建議。 -
To investigate the the body shape strength and kinematics that effects sprint expert performance 17 healthy male sprinters were measured using songxiam9000 high speed vidicon in the field ; body shape of sprint athlete were tested by steel rule ; meanwhile shoulder were tested at 60, 240and360 deg / sec velocities ; lower limb were tested at 60, 240 deg / sec velocitues using biodex - ii tesing and rehabilitation system in the laboratory this research provide theoretical basement to scientifically make reasonable exercise prescription and perfect sprint theory the result show that ( 1 ) the results of correlation indicate that 100m performance related to the shoulder fast flexion torque and hip flexion / extension torque ^ ankle fast dorsiflexion torque ; ( 2 ) the upper arm relaxing enclose and lower limbs length effect 100m performance ; ( 3 ) the biggest shoulder extension joint, swing rage of shoulder and the biggest elbow joint extension effect 100m performance
受試者為17名男子一、二級短跑運動員。使用松下m9000高速攝像機對100米跑動過程中的運動員進行錄像，同時測試短跑運動員100米成績，利用愛捷錄像分析系統獲取運動學參數；用人體測量尺測試短跑運動員的肢體圍度；同時採用biodex -型等動測力及康復統，測試運動員上肢肩關節及下肢髖、膝、踝3個關節的等速屈伸肌力。在角速度60 s （慢速） 、 240 s （中速）和360 s （快速）下測試肩關節等動向心收縮肌力；在角速度60 s9慢速）和240 s （快速）及120 s下測試下肢3關節等速向心及離心肌收縮肌力。 -
Row winding, winding engine adopting ac servo engine with berger lahr three phase mixed stepping can solve the resonance, big noise, high speed and small torque for traditional row winding hy normal stepping engine
1 、排線、繞線電機採用具有支流伺服電機運行特性的百格拉三相混合式步進。徹底解決傳統排繞用普通步進電機有共振區、噪聲大、高速扭矩小的缺點。 -
On one hand, it may exert damping on the armature of torque motor and overcome self - excitation of jet pipe. one the other hand, it may enlarge magnetic permeability of working clearances and improve magnetic circuit efficiency of torque motor to boost dynamic response speed of servo valve
一方面可增大力矩馬達工作氣隙部分產生的阻尼，從而可以抑制射流管的自激，另一方面又可增大工作氣隙的導磁率，改善力矩馬達部分的磁路效率，從而提高伺服閥的動態響應速度。 -
Those could provide theory foundation and reasonable equivalent magnetic circuit for the calculation and analysis. a method of determining main dimensions of the srm is given according to any speed - torque profiles, either
這些工作為分析開關磁阻電動機的工作原理，建立合理的等效磁路模型提供了理論基礎和可靠依據。 -
Presents the system established by taking variable - speed torque converter with adjustable guide blades as a pilot control unit and forming an open or closed loop feedback control system, and its outstanding advantages, such as high capacity, simplicity, reliability and good transmission efficiency owned by hydrodynamic drive, and the dynamic model developed for variable - speed torque converter with adjustable guide blades by means of theoretical analysis and regression analysis of experimental data, and concluds that the model is sophisticated and simple enough to be used as a tool for design, analysis and computer simulation of a hydrodynamic control system
以導葉可調式液力變矩器作為控制單元組成的開環或閉環液力控制系統，具有液力傳動裝置能容大、系統簡單可靠、傳動效率較高等顯著的優點.通過理論分析和試驗數據的回歸分析方法建立了導葉可調式液力變矩器的數學模型，模型既簡單，又有足夠的工程應用精度，為液力控制系統的設計、動態分析和性能預測提供了必要的理論基礎 -
By using for reference, in theory, simply introduced the basic working principle of the secondary adjusting hydrostatic transmission system, the basic controlling rules of secondary regulation, and the most radical controlling rules such as rotational speed, torque control and power control etc. by analyzing theory and studying, check - uping the motion parts of secondary element and constructing the control system ; and setting up the topmost rotational speed control system ; designing and completing the software of date processing and system control
通過參考相關的資料，從理論上介紹了二次調節靜液傳動系統原理，二次調節系統的基本控制規律，簡要介紹了最基本控制規律如：轉速控制、扭矩控制和恆功率控制等。在理論分析和研究的同時，對二次元件的運動部件的檢測和控制系統進行構建；組建了二次元件最高轉速控制系統；設計並完成了數據採集和系統控制軟體；同時，對二次元件控制系統和制動特性採用pid控制進行計算機模擬研究。 -
Analysis of the mathematics model of the field oriented vector - control system, design of the closed - loop pi controller of speed, torque and flux ; studies on the control principle and algorithm of svpwm, and analysis of the two control methods of svpwm. 2
深入研究了轉子磁場定向矢量控制系統的數學模型，設計了轉速、磁通及轉矩的閉環調節器：對svpwm的工作原理和控制演算法進行了研究，並分析比較了它的兩種控制方式。 -
Referring first to the equation of the shunt motor shows that the downwards slop of the speed / torque curve is directly proportional to the armature resistance with constant flux and voltage
並勵電動機（機械特性）方程表明：若磁通和電壓恆定，則向下傾斜的轉矩/速度曲線的斜率是直接與電樞電阻成正比的。
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