hysteresis time 中文意思是什麼

hysteresis time 解釋
遲滯時間
  • 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。
  • time : n 1 時,時間,時日,歲月。2 時候,時刻;期間;時節,季節;〈常pl 〉時期,年代,時代; 〈the time ...
  1. And the major results and some new viewpoints were presented as follow : 1 ) sediment content of cn tillage system in runoff process is substantially low compared to st under rainfall with high intensity, showing cn bear the efficient capacity of control soil loss. nevertheless, when soil is saturated, the runoff intensity of both tillage systems is near, implicating cn has the limited function of reducing runoff. 2 ) based on the case analysis of observed all rainfall - runoff generation processes, a ) the initiation time hysteresis of surface runoff generation is notable when rainfall fall upon the unsaturated purple soils, which is attributed to the property of rapid water sorption and much non - capillary porosity

    經近幾年的觀測和理論分析,取得了以下結果和創新的認識: 1 )在降雨強度較大的情況下,保護性耕作制? ?聚土免耕的產沙強度明顯較常規耕作制? ?順坡耕作的小,說明聚土免耕耕作制防治土壤流失是有效的;但當土壤達到飽和后,聚土免耕的徑流強度與常規耕作的差異較小,產沙強度也增大,因此,聚土免耕防治水土流失的能力是有限的。
  2. A fault current limiter using permanent magnets has been designed and its performance simulated using a twodimensional time - stepping finite - element method incorporating a model of hysteresis for hard magnetic materials

    摘要按永久磁鐵設計製成的故障電流限制器,性能是靠含有硬磁材料的磁滯模型的2維時間分級有限元件方法獲得的。
  3. 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。
  4. 2 ) hysteretic loop emphasis has also been focused on the onset and damping behavior of the thermoacoustic oscillation. based on the acute review and analysis on the non - steady processes with hysteresis, a hysteretic loop is proposed and experimentally verified for the first time in the standing wave thermoacoustic prime mover

    熱聲振蕩滯后迴路在系統地考察其它非穩態過程特性的基礎上,首次提出並實驗驗證了熱聲起振和消振過程中存在「滯后迴路」 ,並對滯后迴路的影響因素進行了研究。
  5. The rule about water flow in the unsaturated soil and the soil - water characteristic curve are described in this thesis in the first time step during the numerical simulation, the permeability coefficient is calculated according to the initial water content of the unsaturated soil, because of as shown in the soil - water characteristic curve has the hysteresis phenomenon

    闡述了非飽和土中水流動的基本規律和土水特徵曲線。由於土水特徵曲線具有滯后的特點,提出了根據初始含水量來確定數值模擬初始時步非飽和土的滲透系數。
  6. Mechanism hysteresis time

    機構滯后時間
  7. The piezoelectric actuator becomes one of the most prospective components because of its outstanding advantage. but the hysteresis and creep character of the material restrict the development of this actuator. new stable characteristic tungsten bronze piezoelectric actuator was adopted as driving component in this article, we develop the anti - hysteresis control method through contrasting the crystal structure of the tungsten bronze actuator with which of the perovskite actuator, at the same time corresponding software and hardware were studied in order to prove the validity of this control method, and then demarcated the other characters of the actuators through lots of experiment results

    本研究選用了性能穩定的硬性鎢青銅型壓電陶瓷驅動器作為驅動元件,從壓電陶瓷驅動器遲滯產生的微觀機理入手,通過對比硬性鎢青銅型壓電陶瓷驅動器和軟性鈣鈦礦型壓電陶瓷驅動器的晶體結構,研製出壓電陶瓷驅動器抗遲滯驅動方法,設計了相應的軟硬體裝置以從實驗結果上證明這種方法的正確性,並對其他影響定位精度的因素進行了特性標定實驗。
  8. The simulation results of this study imply that magnetic hysteresis of mr dampers can really influence the semi - active control whereas neural network prediction can successfully compensate for the response time of mr dampers

    研究表明,通過神經網路預測能有效補償磁滯時間,使控制效果能接近無磁滯效應的控制效果。本文提出了考慮磁滯效應的修正bingham模擬模型。
  9. It can still decrease influence of the eddy current greatly while contace surface of coil type double - pole amf structure is not need to be slotted, so it can also decrease surplus axial magnetic field when the current is at zero and axial magnetic field hysteresis time

    線圈式兩極縱向磁場觸頭結構的觸頭表面不需開槽仍能大大降低了渦流的影響,因此也減小了電流零點時的殘余縱向磁場和縱向磁場滯后時間。
  10. For big hysteresis control, response time is long and overmodulation is big, but dynamic performance figure is not good when we only use pi controller 。 so, i try to design the whole control project which composed of the vapor wraps water level control system and combustion control system use the control equipment of double cross - parameter fuzzy - pi controller

    單獨採用pi控制,對大滯后控制,響應時間及超調很大,但動態性能指標差。因此,嘗試採用雙交叉參數fuzzy - pi控制器。組成了汽包水位和燃燒雙交叉參數自調整fuzzy ? pi組合控制器的整體控制方案。
  11. 3. the performance of staggered joints is similar to ordinary joints ', not only about the plump of hysteresis curves, energy dissipation, but also the time, the rapidity of shear resistance decrease and the degree of joints stiffness degradation. only the displacement ductility coefficient in staggered joints is little smaller than in ordinary joints

    錯層節點的抗震性能比普通節點的抗震性能基本差不多,不管是從梁端滯回曲線的飽滿程度、耗能系數,還是從節點承載力降低的早晚、快慢、節點剛度退化的程度上來說,都是這樣,唯有錯層節點的位移延性系數,要比普通節點的稍差一些。
  12. Then a semi - rigid joint behavior can be modeled as a finite stiffness rotation spring. basing on rotation and displacement equation, we obtain the element stiffness matrixes with semi - rigid connections where the effects of material nonlinear, hysteresis behavior and shear forces in the connection deformations have been considered in and at the same time we modify the fixed - end forces. finally, a program for calculating the elastic - plastic earthquake seismic of semi - rigid connected steel frame structure by step and step integration of wilson -

    本文在介紹和分析半剛性連接彎矩與轉角連接關系模型的基礎上,用帶有轉動剛度的彈簧表徵半剛性連接,推導出半剛性連接的剛度矩陣,並對桿件固端力進行修正,同時在考慮剪切變形、材料彈塑性、及構件的動力滯回性能的基礎上,編制了結構彈塑性地震動力時程分析有限元計算程序。
  13. 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。
  14. The other is to simulate simple lc filters which call ideal and real inductors model, then we can get the simulating results such as time 、 phase movement and amplitude - frequency specifications are very different mainly due to hysteresis. in all, this paper presents some called real inductors models and provides a design method of real inductor model

    模擬結果表明,調用磁芯電感模型的模擬曲線比調用理想電感的情況滯后、幅值小,反映了磁芯電感元件的電感量、磁滯效應和磁滯損耗都影響濾波器的時移、相移和幅頻特性。
  15. The hysteresis time of the axial magnetic field in the structure without iron core when the current is at zero is shortest. after the iron core is put into, the hysteresis time will be increased greatly, but if iron core is slotted, the hysteresis time will be decreased

    最後計算了電流過零時的縱向磁場滯后時間,無鐵芯結構縱向磁場滯后時間最短,加入鐵芯后滯后時間明顯增大,在鐵芯中開槽可使滯后時間縮短。
  16. The analysis of the emulator show that the hysteresis will lead to the adverse results of the semi - active control and the influence will increase with the hysteretic time

    模擬分析表明, mr阻尼器的磁滯效應會對結構的振動控制帶來不利的影響,並且這樣的影響會隨著磁滯時間的加長而越發明顯。
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