damping current 中文意思是什麼
damping current
解釋
阻尼電流-
The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed
較好地解決多阻尼比反應譜擬合問題；本文方法通過一次運行就能獲得一組具有集系特性的地震動，在擬合多阻尼比反應譜的人造地震波集系的模擬方面有傳統方法所不能比擬的優勢，產生的人造波或人造波集系可滿足工程抗震設計需要；在遺傳演算法中，交叉概率和變異概率是影響收斂速度的重要參數，本文採用的改進自適應交叉概率和變異概率，可以根據當前樣本的好壞程度來自動地選擇適當的交叉概率和變異概率，以保證演算法始終以較好的速度向pareto最優解集逼近。 -
As a result, the electromagnetic field intensity is changed accordingly and fluctuating current in the damper coil is created. damping force is mostly produced because of the phase difference between fluctuating current and displacement of rotor. the formulas of fluctuating current and damping coefficient are deduced theoretically, and the calculated results are consistent with the experimental results
通過分析發現電磁阻尼器線圈內由於轉子渦動時變化的磁場而產生的波動電流與轉子位移間的相位差是產生阻尼的主要原因，推導了波動電流、阻尼系數的計算公式，並通過實驗展示了被動式電磁阻尼器的阻尼效應。 -
Inductive resistance current limiter is comprised of series reactor with lower reactance, damping resistor and sparkle gap
電感電阻型限流器由電抗值較小的串聯電抗器阻尼電阻器和火花間隙等三部分組成。 -
The voltage ir on core adopts semienclosed insert model. the current element adopts two - stage compensation to have wide load property. the whole plasticenclosed voltage coil. can withstand instantaneous large voltage impulse. the double jewels bearing or the magnetic - propelled bearing can ensure long lifetime. the bipolar aluminium nickel cobalt damping magnet steels have high coercivity, stable magmetic property. the electric function is in accordance with iec521 international standard
：電壓鐵芯採用半封閉插入式，電流元件採用二級補償使表計具有寬的負載特性。全塑封的電壓線圈能稱說瞬時大電壓沖擊。雙寶石軸承或磁推動軸承確保表計長壽命。 -
Therefore, how to provide an effective model to describe the dynamic characteristics of the system with joint damping is the focus of current dynamic study of mechanism
如何建立考慮運動副阻尼的系統動力學模型是當前眾多學者研究的重點。 -
Vibration discomfort arise in modern infrastructures due to they are commonly designed light in mass and less in stiffness and damping. researches in this field are of very significant in improving current structural design methods and would greatly contribute to reliability theory
振動舒適度問題是現代工程結構普遍存在的問題，也是工程結構可靠度研究的一個主要內容，系統地研究振動舒適度問題，對于提高現有的結構設計水平，完善可靠度理論具有比較重要的意義。 -
This paper discusses the mechanical damping effect of eddy current, and designs a good experimental demonstration of it
摘要本文對渦電流的機械阻尼效應作一受力分析，並設計一個好的演示實驗。 -
For the research of the damping control strategy one type of controllable damper, magnetico - rheological ( mr ) damper, was constructed and tested, the damping force and displacement characteristic curves, the damping force and velocity characteristic curves are obtained, so that the damping force and voltage ( current ) model, or the damping coefficient and voltage ( current ) model can be further obtained
通過特性試驗，得到示功特性、速度特性，經轉換得到阻尼器的阻尼力? ?電壓（電流）模型和阻尼系數? ?電壓（電流）模型。這樣在研究中，可以採用開環控制方式或力反饋控制方式實現阻尼力的控制。 -
Moreover, nonlinear damping is injected in a variable structure mode so as to accelerate the rate of convergence as well as to avoid current noise being magnified
該控制律以變結構的方式注入非線性阻尼，以加速系統的收斂，並防止放大電流噪聲。 -
The low carbon steel, which has a high permeability, increases the magnetic field in the gap and the saturation current resulting in an increased damping force
並且，提出採用內置彈簧蓄能器的方法，解決了由於蓄能器補償不足而造成的阻尼力滯后現象。 -
In the second chapter, we discuss some properties of chaos in a rf - current biased josephson junction with linear and quadratic damping respectively
第二章討論了線性阻尼和平方阻尼下的josephson結中的混沌問題。 -
Research on adaptive damper system review the current er damper and active vibration control technology, the conception of converting vibration energy to energy damping vibration is presented. the adaptive er damper system has a rack and pinion mechanism which converts a linear motion of piston to a rotary motion
採用齒輪、齒條機構將車輛的往復直線運動變換為旋轉運動，再利用齒輪機構升高轉速驅動永磁直流發電機產生電能，把電壓升高後作用於電流變流體減振器，由此構成一個完整的自適應減振器系統。 -
This part chooses the third kind of plan and designs its structure, and research the armature piston model mr damper ' s functions, and analyze the effects to damping force by various materials of mrf, various dimension of geometric and various input electric current
對所設計的電樞活塞式磁流變阻尼器進行了性能研究，分析了不同的磁流變液材料、不同的幾何尺寸、不同的輸入電流對阻尼力的影響，並進行了比較，指出了磁流變阻尼器設計中應重點注意的一些問題。 -
The last part concludes that mr dampers is one of the very attractive control elements in semi - active control. as one of mixed model mr dampers, armature piston ' s mr dampers have principle designs good function and better practical value, it ' s worth to popularize use. about the armature piston ' s mr damper ' s designs, the space of work, the diameter of wok and the length of magnetic pole have obvious affects to the force of mr dampers, mr fluid materials should be paid attention, input electric current affects mr dampers greatly the high current increases the damping force, the effect of reduce vibration increase obviously,
最後，論文給出了結倫：磁流變液阻尼器是半主動控制裝置中非常吸引人的控制元件之一，混合工作模式的磁流變阻尼器結構簡單，阻尼效果比流動模式和剪切模式均要好，是一種比較理想的磁流變阻尼器；電樞活塞式磁流變阻尼器作為混合模式磁流變阻尼器的一種結構形式，其結構設計合理，性能良好，具有較強的實用價值，值得在工程中推廣應用；在電樞活塞式磁流變阻尼器的設計中，應特別注意工作間隙h 、工作直徑d 、磁極長度卜都對阻尼器的阻尼力有明顯的影響，並注意選用合適的磁流變液材料；輸入電流對磁流變阻尼器的阻尼效果影響很大，輸入大電流時阻尼力明顯增大，減振效果明顯提高。
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