助磁通量 的英文怎麼說
中文拼音 [zhùcítōngliáng]
助磁通量
英文
aiding flux-
Adding on brain atlas, ct - mri image fusion, important functional active areas detected by functional magnetic resonance imaging and white matter fibers tracked from diffusion tensor imaging into an image guided neurosurgery system can help doctors a lot for locating, recognizing and protecting brain area during neurosurgery operations
通過在圖像引導神經外科系統中融合功能腦圖譜、 ct - mri圖像融合、功能磁共振圖像檢測到的重要腦功能區與擴散張量成像追蹤到的白質纖維束信息，可以在神經外科手術中幫助醫生精確定位、識別或保護重要腦區。Non - axisymmetric problem : two independent sets of the state vector equations are derived from its governing equations in a cylindrical coordinate system by introducing a set of auxiliary variables
層狀壓電壓磁彈性材料的空間非軸對稱問題：在柱坐標下，通過引入一組輔助變量，從它的控制方程推導出兩組相互獨立的狀態變量方程。Electric eddy retarder is a kind of auxiliary braking device which can increase the life of vehicles ' transmitting and braking systems
摘要緩速器是一種輔助剎車系統，無接觸制動方式，通過車輪高速轉動與電磁作用，吸收車輛制動能量，達到減速的目的。After analyzing the mathematical model of wind turbine and doubly - fed induction generator, a schematic is given about the power flow in the wind turbine and generator and a static equivalent circuit is shown as well. then, through the reference frame transform, the electromagnetic equation, dynamic equivalent circuit, and vectorgraph of doubly - fed generator can be gotten in the dq reference frame. in virtue of the general dynamic equivalent circuit, it produces a asymmetry equivalent
本文在對風力機和雙饋電機進行了數學分析后，給出了功率在風力機和雙饋電機中的流動過程圖解，同時給出了雙饋電機的穩態等效電路；然後，經過坐標變換，進一步得出了同步坐標系下雙饋電機的基本電磁方程、功率方程、動態等效電路和綜合矢量圖，並藉助通用動態等效電路的形式，得出了便於定子磁鏈分析的不對稱等效電路。In a magnetologic device, nonvolatility of information would also reduce power consumption, and a single element would be capable of performing different logic functions that typically require multiple transistors
磁邏輯元件里，資訊不會逸失有助於減低耗電量，而且單一元件可以執行不同的邏輯功能（這通常需要好幾個電晶體） 。In dtc system, the concept of space vector is introduced to analyze and control the ac motor, the electromagnetic torque and flux are caculated and controlled in the stator reference frame, and the optimal pwm gating signas are generated to control the inverter according to the output of the bang - bang regulator. in this paper, the dtc system is designed based on dsp. a speed estimation method is derived detailedly and the sensorless speed close - loop control is conducted. in this system, there are some problems, such as flux drift and torque ripple. to resolve these problem, a modified flux caculation method and some measures such as speed lpf, torque slide filtering are adopted. the system performance is enhanced by these mersures
直接轉矩控制採用空間矢量的概念來分析異步電機的數學模型和控制其各物理量，直接在定子坐標系中計算和控制轉矩和磁通，藉助于離散的兩點式調節（ bang - bang控制）產生pwm信號，直接對逆變器的開關狀態進行優化控制，以獲得轉矩的高動態性能。本文採用dsp設計了直接轉矩控制系統，詳細推導了速度估計方法，進行了無速度傳感器的速度閉環控制。分享友人