諧振模 的英文怎麼說

中文拼音 [xiézhèn]
諧振模 英文
mode of resonance
  • : Ⅰ形容詞1 (和諧) in harmony; in accord; in tune 2 (詼諧) humorous Ⅱ動詞(商量好; 辦妥) come t...
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  1. The models of anharmonic oscillator of nonlinear optical susceptibilities

    非線性光學極化率的非簡
  2. In the next place, by studying the change of the resonant frequency of the whole system, this paper designs the circuit to track the resonant frequency of the system by cd4046 mainly. at the same time, in order to improve the efficiency and get better dynamic capability of the converter, we choose pll and fuzzy control after comparing the pll circuit, fuzzy circuit and pll ? fuzzy control circuit. in the end, this paper brings forward the control blue print to realize the drive control circuit of the high frequency converter, using the dsp chip as the key part to realize four routes of pwm drive pulses with dead band of the control system

    其次,通過對整個系統頻率變化的分析和研究,設計了以鎖相環cd4046為核心的鎖相環控制電路,同時,在綜合比較鎖相環控制、糊控制以及糊控制和鎖相環復合控制三種控制演算法的基礎上,進行了系統擬,得出採用復合控制可使跟蹤電路既具有鎖相環路較好的穩態性能,又擁有糊控制較好的動態性能,系統魯棒性能好,同時也提高了逆變器的效率。
  3. From the efficiency curves, we can obviously see that it has the fittest length of crystal and the power of pump if the other condition is determined

    提出了在雙時,平面波和高斯光束在一定的泵浦條件下,都存在最佳長度、最佳泵浦強度的問題,並對其進行了計算機數值擬。
  4. In the section 3, we calculated the threshold and efficiency of double resonance oscillator ( dro ) in plane wave of clbo ; we also got the efficiency curves of clbo in gaussian beam

    第三章分析和數值擬計算了平面波雙情況下clbo晶體的蕩閾值和轉換效率曲線,同時給出了高斯光束的轉換效率曲線並與bbo晶體進行了比較。
  5. Symmetry in spectrum space of isotonic oscillator and two - photon parametric model

    同調子譜空間上的對稱性和參量雙粒子
  6. It is discoverde that with a looped feedback circuit, the dds acousto - optic mode locking has the function of tracking the frequency interval of the laser resonator longitudinal mode, and stabilizing the quality of the laser beams

    Dds聲光鎖器在增加閉環反饋環路后,可以跟蹤激光腔縱頻率間隔變化,穩定激光光束輸出質量。
  7. In order to verify the accuracy, credence and effectiveness of the unstructured overset grid algorithm, steady and unsteady flow field of naca0012 airfoil are simulated. the unsteady flow field is caused by the oscillation of the airfoil. the two computational results are both compatible well with the experimental data

    為了驗證非結構重疊網格方法的正確性、可靠性和有效性,本文對基於非結構重疊網格的naca0012翼型的定常流場以及簡蕩的非定常流場進行了數值擬,均取得了與實驗數據符合良好的結果。
  8. Digital simulation analysis of ferroresonance of electromagnetic potential transformer based on matlab

    鐵磁數字擬分析
  9. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及競爭、閉鎖效應及環激光的光強和相位特性進行擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單輻射場的光子數密度分佈,得出激光場的光子統計分佈,擬激光場的動態建立過程。
  10. In the next place, the paper analyses systematically high frequency coaxial winding transformer applied to the load of series resonance converter, puts up its mathematical model, and presents a optimum design

    其次,文中對串聯逆變器的負載高頻同軸繞組變壓器進行了系統分析,給出了數學型,並提出了優化設計方案。
  11. The siw was analysed by the poynting ’ s theorem and eda software. the relation between the leakage of electromagnetism energy and structure size was obtained

    從理論和軟體擬上充分分析基於siw結構的器濾波器的基礎電路。
  12. A transition of microstrip to waveguide based on siw technique was processed with ltcc to validate the feasibility of siw. then, a siw resonator was analyzed. the equivalent electrical wall of metallized via arrays was obtained

    從對空氣填充siw器的分析,得到在ferroa6m材料中構成器的金屬排孔等效電壁的位置,得到簡化的計算siw器的型。
  13. Considering that r limit to a small area we adopt lattice model. in the model, cell center form space lattice. quantum state of center of mass of molecule is corresponding to the particle in potential trap. secondly, hamiltonian operator is taken into account

    再考慮到r |局限在空間一個小區域內,可採用格胞型,格胞中心構成空間點陣,分子質心r |的量子態相當于子勢阱中的質點。
  14. It also roundly researched the solution of the helmholtz equation in the circumrotating ellipsoidal coordinates, and discussed how to calculate the solution of the electro - magnetic field in the circumrotating ellipsoidal coordinates using special functions, and researched circumrotating ellipsoidal cavity ’ s latent value and quality parameter using arithmetic simulation, finally we compared the ellipsoidal cavity with the spheriform cavity. the main content of this thesis are as following : 1. calculated the distribution of the electro - magnetic field inside the ellipsoidal cavity based on maxwell equations and boundary conditions, and confirmed the syntonic mode inside the ellipsoidal cavity using arithmetic methods

    本文從maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈,較為全面的研究了旋轉橢球坐標系下赫姆霍茲方程的解的問題,討論了用特殊函數來求解旋轉橢球坐標系下電磁場的解,並通過數值擬研究了旋轉橢球腔的本徵值和品質因數,並和球形腔做了比較,主要內容為: 1 .用maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈,並且分析了橢球腔內的諧振模式。
  15. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲線擬合塊,對輸入的實驗數據進行了最小二乘法的曲線擬合;根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械動形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮換能器的頻率及電氣擬網路參數。本課題提出的方法與傳統的?反法相比,能更準確地確定磁致伸縮換能器的頻率及其電氣網路參數。同時,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣擬系統,該系統具有良好的人機界面和資源共享、信息發布功能。
  16. Then some cavity quantum electro - dynamic ( cqed ) effects are studied by experiment. the photoluminescence ( pl ) intensity enhancement at resonance wavelength and suppression at off - resonance wavelength, emission spectrum narrowing as well as emission intensity redistribution in space are observed in the microcavity device fabricated with distributed bragg reflector ( dbr ) and silver mirror as well as that done with two silver mirrors

    分別在帶有dbr結構的平面微腔及全金屬鏡構成的平面微腔中觀察到了諧振模式處的輻射增強及非諧振模式處的輻射抑制,發射譜線窄化以及輻射強度空間分佈重組等腔量子電動力學現象。
  17. It is found that the levitation force can be remarkably enhanced by choosing optimum value of r or d, and the possibility of this enhancement for spherically curved reflectors is the largest

    發現通過選擇最優化的r或d值,可以顯著提高聲懸浮力,並且諧振模式數越小,反射端截面半徑越大,提高的程度就越大。
  18. The subject mainly studies the splitting phenomena of laser longitudinal mode and the transmitted resonant mode of fabry - perot etalon using electrically controlled birefringence of liquid crystal, so as to find a new approach to obtain the dual - frequency laser output

    本論文主要研究利用液晶的電控雙折射效應分裂nd : yag激光縱和f - p標準具諧振模,以尋求產生雙頻激光輸出的新途徑。
  19. Several issues that are crucial for hts filters packaging and jointing are discussed in detail

    本文詳細介紹了屏蔽盒的設計思路,並對屏蔽盒諧振模式對超導濾波器的影響進行了討論。
  20. This model proves to be successful in predicting resonant modes of acoustic field and explaining the axially symmetric deviation of the levitated samples near the reflector and emitter

    它可以成功地預測聲場的諧振模式,並解釋了靠近反射端和發射端的樣品偏離對稱軸的實驗現象。
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