hysteresis voltage 中文意思是什麼

hysteresis voltage 解釋
滯后電壓
  • hysteresis : n. 1. 【物理學】磁滯。2. 【物理學】滯后現象[作用];遲滯性。3. 平衡阻礙。
  • voltage : n. 【電學】電壓,電壓量,伏特數。 the working voltage (電氣的)耐壓限度。
  1. We introduce the fabrication of all samples and anneal of fexcu ( 1 - x ) granular film in detail. the configuration of granule film is investigated by scanning tunneling microscope ( stm ). the matter phase is analyzed by x - ray diffraction ( xrd ). the hysteresis loop of co / al2o3 / feni magnetic tunnel junction is studied by vibrating sample magnetometer ( vsm ). we use microresistance test system ( mts ) to investigate the character of resistance, conductance, voltage and current

    用掃描電子顯微鏡( stm )觀察顆粒膜樣品的表面形貌;用x ?射線衍射儀( xrd )對顆粒膜樣品進行物相分析;用振動樣品磁強計( vsm )對co al _ 2o _ 3 feni隧道結的磁滯回線作了研究;用微電阻測試系統對樣品電阻、電導、電流、電壓相關特性進行詳細的研究。
  2. The control tactics of space voltage vector are investigated, and the simplified algorithm which judges the sector location of reference vector and calculates switch operation time is put forward. by analyzing the current hysteresis control, the relation between switch frequency, and hysteresis bandwidth and input inductance of pwm rectifier is deduced. by applying instantaneous power theory, the principle of pwm rectifier power control is analyzed, and the direct power control by matlab toolbox through estimating active power and reactive power with virtual flux is realized, and the simulation results prove that it is correct

    對常用空間電壓矢量控制策略進行分析,提出了給定參考矢量所在區間判斷的簡化方法,以及電壓矢量作用時間的求取方法;分析了電流滯環控制策略,推導出開關頻率與滯環帶寬以及整流器輸入電感之間的關系;應用瞬時功率理論分析pwm整流器功率控制原理,通過虛擬磁鏈估計有功功率和無功功率,用matlab實現了直接功率控制,並驗證了該控制方法的正確性。
  3. We also studied some characteristics of sidagating effect using mesfet fabricated in planar boron implanted process including photosensitive, hysteresis, influence of sidegating effect on mesfet threshold voltage, influence of drain - source voltage on sidegating threshold voltage, influence of exchanging drain and source electrode on sidegating threshold voltage, relation between sidegating threshold voltage and the distance between side - gate and mesfet, relation between sidegating effect and floating gate, and so on

    本文還採用平面選擇離子注入隔離工藝,開展了旁柵效應的光敏特性、遲滯現象、旁柵效應對mesfet閾值電壓的影響、 mesfet漏源電壓對旁柵閾值電壓的影響、漏源交換對旁柵閾值電壓的影響、旁柵閾值電壓與旁柵距的關系、旁柵效應與浮柵的關系等研究。
  4. Experimental data from tests showed that there is significant hysteresis between the voltage applied to the actuator and the actuator output

    實驗表明,壓電作動器上的激勵電壓與其輸出位移之間存在很大的非線性遲滯回環。
  5. Adopting rotor field - oriented vector control methods, through which make the stator and the rotor magnetmotive forces can be kept orthogonal all along during operation of the bldcm, combining hysteresis current modulation ' s current control advantage and space voltage vector modulation ' s torque ripple attenuation advantage, then designing a sort of bldcm hysteresis current svpwm control method

    摘要研究採用轉子磁場定向的矢量控制方法使無刷直流電動機定、轉子磁勢矢量始終保持正交,結合滯環調制電流控制和空間電壓矢量調制,設計了無刷直流電動機滯環電流svpwm控制方案。
  6. The selection rule of the hysteresis width has been developed in order to make the thd and rms value of the output voltage to be the best with high efficiency, according to the principle of pulse density modulation

    根據脈沖密度調制技術的原理導出了使輸出電壓失真度最小、有效值最大,系統效率也較高的環寬取值公式。
  7. People can easily design the hysteresis current control hardware circuit, but the switching frequency is variable which makes us difficult the design the output filter, moreover the output waveform is not good. the space vector modulation techniques, by selecting the zero vector properly, it can reduce the harmonic content of the output voltage, so it has become a popular control method

    滯環電流控制的硬體電路設計簡單,但存在開關頻率不固定,輸出濾波器設計困難,輸出波形質量差,空間矢量控制( svm )技術具有較高的電壓利用率,且通過對零矢量的合理控制可以降低諧波含量或降低開關損耗,因此是一種較好的控制方法。
  8. The most important parameters for data acquisition systems design are initial error, output voltage temperature coefficient ( tc ), thermal hysteresis, noise, and long - term stability of the voltage reference device

    對數據採集系統設計最重要的參數是器件的初始誤差、輸出電壓溫度系數、熱遲滯系數、輸出電壓噪聲、長期穩定度。
  9. Aiming at present problems, the author also studied the hysteresis control system based on voltage vector control and its corresponding scheme. in chapter one, the harmonic problems and the development of active power factor filter are discussed

    又針對目前存在的問題,研究了基於電壓矢量控制的滯環控制系統及方案,其基本內容如下:本文第一章闡述了諧波問題及其危害,回顧了有源電力濾波器的發展情況。
  10. As the temperature of pyrolysis and the soak time increasing, the carbon materials become more stacked, the specific surface area reduces, both reversible capacity and irreversible capacity decrease, the initial coulumbic efficiency increases, and the hysteresis in the voltage profile between charge and discharge is cut down

    隨著熱處理溫度的升高和恆溫時間的延長,所得炭材料的有序化程度增加,比表面積減小,可逆嵌鋰容量與不可逆容量均減小,首次充放電效率增大,電壓滯后現象得到抑制。
  11. This thesis studied the reason of the hysteresis and nonlinear characteristic of pzt thinner circle plate and cymbal transducer. using the charge control method, we designed a high voltage direct current power supply to control the transducer

    分析了壓電陶瓷片及cymbal換能器的遲滯非線性成因,並運用電荷控制思路,自行設計了高壓可調直流電源對cymbal換能器進行控制。
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