電矩 的英文怎麼說
中文拼音 [diànjǔ]
電矩
英文
electric moment-
The shape of the electron spectrum in beta decay is not dominated by properties of the matrix element.
衰變的電子譜的形狀不取決于矩陣元的性質。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。The torquing current is measured and related to drift rate by prior calibration data.
測出產生力矩的電流,然後根據事先校正的數據來算出飄移率。At a definite temperature a mesoscopic circuit isnt in a determinate quantum state instead of in the mixed state ( or statistical state ). using the density matrix of the canonical ensemble, we have deduced the formulate of the quantum fluctuations of both charge and current in a non - dissipative mesoscopic coupled circuit. and the dependences of the quantum fluctuation of the circuit on its temperature have obtained
在有限溫度下,介觀電路系統實際上並不處在一個確定的量子狀態,而是處在混合態.根據正則系綜的密度矩陣導出耦合互感電路中電荷和電流的量子漲落,得到了量子漲落與溫度的依賴關系In order to test the usability and accuracy of this software, csm ( charge simulation method ) and mom ( method of moment ) are introduced
)對cfa進行模擬和計算。為了驗證軟體的可用性和模擬精度,分別引入了模擬電荷法和矩量法。A large member of experimental findings was analyzed. the output torque of rera and plate er actuator were compared. the results showed that the torque transferred by ripple actuator is larger decuple than that of plate actuator
本文通過對大量的實驗數據進行分析,對波紋式與平盤式電流變傳動機構的輸出力矩進行比較,得出波紋式要比平盤式所傳遞的力矩大十倍的結論。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 the same time the output torque can also be measured and controlled rapidly and accurately. due to the complex nonlinear relation between the applied electrical field and the torque, it ' s difficult to set up the model using existing physic and mathematic theories. however, artificial neural network can express discretional nonlinear relation and has ability of study, which provides a new concept and method to solve this problem
由於波紋式電流變傳動機構的外加電場和電流變液產生的力矩間呈復雜的非線性關系,用現有的物理和數學理論來建模尚有一定的難度,而人工神經網路有表示任意非線性關系和學習的能力,給解決這類問題提供了新思想和新方法。The ascent to bodhisattva requires the disengagement from all disease machinery and matrixes along with electrical attachment to people, places or objects
提升到菩薩級別需要脫離一切疾病機械?矩陣以及對人、地或物的電性連線。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。Color organic thin film electroluminescence and passive matrix display
彩色有機薄膜電致發光及動態矩陣顯示Since complicated differential and integral operations were involved in the kernel of the integral equation, we simplified the equation and got the nakano equation. as instances, the planar archimedean spiral antenna, the planar equiangular spiral antenna, the monofilar helical antenna, the conical helical antenna with fixed ascending angle and the conical equiangular - spiral antenna were analyzed through the moment method. all of the results matched fairly well with the references and experiment results
這種方法的積分方程的積分核里含有復雜的微積分運算,為了簡化計算,本文在推廣的海倫積分方程的基礎上,對方程進行了簡化,推導了nakano方程,並以平面阿基米德螺旋天線,平面等角螺旋天線,軸向模圓柱螺旋天線,具有固定升角的圓錐螺旋天線和圓錐等角螺旋天線為例,用矩量法求解了天線上的電流分佈,研究了螺旋天線輻射的寬頻帶特性,所得的結果均與參考文獻吻合很好。Electric power ergograph is a load or device of absorbing power, which mainly is used of measuring power for middling torque
電力測功機是常用的負載與吸功設備,主要用來對中等大小的扭矩測功。The torque motor received dc current signals from the electric control and applies torque to the single - piece armature and flapper which is supported on a torsion flexure
力矩馬達接收來自電氣控制器的直流電信號並將力矩施於由轉矩撓曲支撐的整體式電樞及擋板。 ?In order to improve the reliability of servo system, a triplex electro - hydraulic servo actuator system with three torque motors, three jet flapper valves and three sets of feedback components is designed
摘要為了提高伺服作動系統的可靠性,設計了一種三餘度的電液伺服作動系統,將伺服閥的力矩馬達、噴嘴擋板閥、系統的反饋元件等做成一式三份。The other is that the conducting body is electrically large. we can solve this case by high frequency methods or hybrid methods of high and low frequency for example the hybrid of mom and gtd
另一種情況是金屬多面體是電大尺寸,此時可以通過高頻或高低頻混合的方法來解決,例如矩量法和幾何繞射混合( mom gtd )的方法。The magnetic suspension bearingless motors generate both electromagnetic torque and magnetic levitation forces for the rotor suspension by the motor itself. the bearingless motor is comparatively suited for using as artificial heart blood pump motor due to the advantages of without mechanical wear and noise, structure compact and contactless
磁懸浮無軸承電機定、轉子既用於產生驅動力矩,同時又用於產生支撐轉子的磁懸浮力,具有無機械磨損、噪音小、可高轉速和體積小等特點,比較適用於人工心臟血泵電機。The electric leads to the motor, add in some cases to the pickoffs and torquers, must often be carried through a hermetically sealed gyro case.
通向馬達的電源導線,以及在某些情況下通向信號傳感器和力矩馬達的電源導線,常常必須經過密封的陀螺殼體。Displacement polarization is directly proportional to loading electric field ; turning - direction polarization results from the average of domain ' s inherent electric moment in the polarization direction by the weight of boltzmann energy
位移極化正比于外加電場;將電疇的固有電矩在極化方向按玻爾茲曼能量取加權平均得到轉向極化。There exists magnetoelectric effects in two type of material, one of them is spin - order material called magnetoelectrics that may exhibits an induced linear magnetoelectric effect by external field. this effect is named as the electrically induced magnetoelectric effect ( me ) e or magnetically induced magnetoelectric effect ( me ) h a ferroelectromagnet, however, differs from the magnetoelectrics in that it shows spontaneous magnetoelectric effects in addition to the ( me ) e, h effects induced by external fields
磁電效應主要存在於兩類物質中,一類是自旋-軌道有序的物質所表現出的外場(磁場或電場)誘導的線性磁電效應( me ) _ ( h , e ) ,又被稱為磁場感生的電矩效應或電場感生的磁矩效應。分享友人