諧振試驗 的英文怎麼說

中文拼音 [xiézhènshìyàn]
諧振試驗 英文
resonance test
  • : 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
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 試驗 : trial; experiment; test
  1. Surface transverse wave has the 1. 6 high frequency than rayleigh type surface acoustic wave ( using the same technology the frequency of devices of stw has about 1. 6 high frequency than rayleigh type surface acoustic wave ). the paper introduces the theory, design parament, technology and result expeiment of surface acoustic wave ( includes rayleigh surface acoustic wave and surface transverse wave, simple stw ) with low insertion loss, high q and researches the high frequency, low phase noise oscillator with 1ghz stw resonator as frequency element. and describes measurement method and finally experimantal result of the low phase noise surface acoustic wave oscillator

    本文研究了以低損耗、高q值聲表面波(其中包括聲表面瑞利波- - rayleighsurfaceacousticwave ,和聲表面橫波等)器的工作原理、設計參數、製作工藝及其實結果,並且研究了以1ghzstw器為頻控元件的高頻率、低相位噪聲聲表面波蕩器,以及低相位噪聲聲表面波蕩器的測方法和最終的測結果。
  2. Experimental study on a thermoacoustic prime mover

    熱聲管的研究
  3. 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模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、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  4. The device has more advantage than traditional adjustable ac high voltage design. it adopts adjustable method to make adjustable series resonance even easier and the change extend of tested much wider. it is fit to test the majority of electricity system design

    該裝置與傳統的調感式交流高電壓裝置相比具有更多優點,採用調頻方法使調節更容易,被品的變化范圍可以更大,適合大多數電力系統裝置的
  5. This device realizes series resonance between high voltage inductance and tested capacitance. because of series resonance a higher voltage exists on the tested capacitance than the power ' s output. so a new ac high voltage test way to large capacity sample comes true

    該裝置以調頻的方式實現高壓電感和被品電容的串聯,從而在被品上得到高於電源輸出端的電壓,即實現了以小容量電源對大容量晶進行交流耐壓的一種新方法。
  6. By improving the conventional electric - arc fusion method, we have realized the splicing between two kinds of mofs and smf with relatively low splice losses. we have written fiber bragg gratings in grapefruit mof successfully. the multi - wavelength resonances are observed in the grating, and theoretical analysis shows that this phenomenon is caused by the resonances between core modes and cladding modes

    在此基礎上對微結構光纖光柵進行了理論和實研究,在柚子型光敏微結構光纖上成功寫制了布拉格光柵,觀察到多波長的反射峰,並利用全矢量有限元方法對微結構光纖布拉格光柵中的多波長現象進行了理論分析,最後在實上對其在多參量傳感和多波長光纖激光器件中的應用進行了嘗
  7. Analysis and tests show that by using slope compensation, the open - loop instability, sub - harmonic oscillation, non - ideal closed - loop response and noise etc. when duly cycle above 50 %, can be reduced or eliminated

    理論分析與表明,通過引入斜坡補償可以抑制或消除占空比超過5 %時的開環不穩定性、次蕩傾向、不理想的閉環響應、噪聲等。
  8. It can make the analysis report on the basis of the abstract nation standard. based practical analog analysis in some partial power net, obtain the harmonic oscillation characteristic curve, and verify the software is right

    通過對某局域電網的實例模擬分析,結果表明,獲得了特性曲線,還根據實際測數據,恢復了電網實際電壓電流波形,證了軟體的正確性。
  9. The devices for detecting phase - to - ground fault in ineffectively grounded systems are seldom functionary at present. based on thousands of experiments in high - voltage laboratory in north china electric power university, the reasons for misjudgment and the effective measures to avoid it are presented in this paper : to change pt connection form to prevent from ill - effects of ferro - resonant overvoltage ; to increase soft measures to resist against interference ; to adopt neural network method to obtain the virtual value of the detect way

    依據上千次實,我們找到了一些導致選線誤判的影響因素,並提出幾點防止誤判的措施,包括改變pt接線方式,避免鐵磁對選線的影響;通過對故障檢測方式的處理和使用連續判斷技術增強裝置的軟體抗干擾能力;嘗採用神經網路演算法設定選線方法的有效域等。
  10. Research on the dissipation factor measurement technique for the variable frequency test

    變頻諧振試驗電壓下介質損耗測量技術研究
  11. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛擬儀器技術開發平臺下,首次利用labview中的直線擬合模塊、指數擬合模塊以及多項式擬合模塊,設計了一種對實所得數據進行曲線擬合的方法,對三種擬合方法進行了比較,曲線擬合結果表明,多項式擬合方法相對于其它兩種擬合方法效果更好;根據曲線擬合的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機械動形成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的頻率及其電氣模擬網路參數;最後通過labview提供的網路功能,實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測系統,並探討了通過datasocket技術實現該系統網路化的方案。
  12. Based on the vibration test in yantan hydropower house, in this paper the author adopt les method which belong to three dimensions unsteady turbulent flow numerical analysis to simulate vibration resource characteristics of hydrogenerator set, a harmonic vibration model of powerhouse substructure is put forward to carry out firstly a precise modal analysis and dynamic response analysis for generator floor. the numerical calculation results agree well with the surveyed data in situ

    本文結合巖灘水電站廠房動的研究,採用非定常湍流數值分析的大渦模擬方法進行混流機組水力源模擬;提出一種水電站廠房下部結構簡動模型,首次進行了發電機層樓板結構的精確模態分析和水力激荷載下的動力響應分析,各項計算結果與實測數據吻合良好。
  13. By compared with the simulation results and the experiment results, we come to the conclusions that : ( 1 ) circuit with assistant network can widen soft - switching extent in lagging arm, reduces duty - cycle loss on the secondary, diminishes switching dissipation of inverter spot - welding power source. ( 2 ) the range of resonant capacitor, the important factor to soft - switching process, not only affects zero - voltage turn - off of power switches, but also affects the range of zero - voltage turn - on of power switches. so resonant capacitors must be considered according to many aspects ; ( 3 ) it easily fulfils soft - switching condition in lagging arm as leakage inductance of power transformer increases, but bigger leakage inductance of power transformer increases opening dissipation of transformer and decreases efficiency of soft - switching inverter power source

    通過模擬結果與軟開關點焊逆變器結果的對比分析,得到了如下主要結論:採用輔助網路可以完全拓寬全橋軟開關逆變器的滯后橋臂軟開關范圍,減小了次級占空比丟失,降低了逆變電阻點焊電源的開關損耗;電容是影響軟開關工作狀態的重要因素,其大小不僅影響開關管的零電壓關斷,同時也影響開關管的零電壓開通范圍,因此,電容應該綜合考慮;功率變壓器漏感越大,越容易滿足滯后橋臂的軟開關條件,但是大的漏感也使變壓器的通態損耗增加,降低了軟開關逆變器的效率。
  14. The non - linearity of measurement microphone in principle and structure at high pressure level analysed, and deeply introduces the high pressure level calibration system, the systems principle of operation, calibration method, measurement uncertainty and experimental results and deeply introduced

    摘要從原理和結構上分析測傳聲器在高聲壓級下的非線性特性,著重介紹以高壓耦合腔為核心的高聲壓級校準裝置的原理、校準方法及不確定度分析,並給出一些結果。
  15. For the purpose of wavelet ' s basic concept and wavelet transform fundamental principle, four wavelets : littlewood - paley wavelet, meyer wavelet, harmonic wavelet and odd exponent wavelet are used to analyze structural response under earthquake ; experimental investigation has been carried out for two - stories frame model ; this paper also analyzes earthquake ground motion energy and structural energy response based on wavelet ; this paper proposes dynamic reliability analysis for structure seismic response based on wavelet

    針對小波的基本概念、小波變換的基本原理,本文提出了用四種小波: littlewood ? paley小波, meyer小波,波小波,單邊指數小波來進行結構地震反應分析、並對二層框架模型進行動臺研究、也進行了在小波基下的地震地面運動能量分析和結構地震能量反應、以及結構地震反應在小波基下的動力可靠性分析。
  16. The fatigue accumulation damage of the component has something to do with its model, different model causes different damage speed on the component which will show different magnetic memory characters. the paper build the mathematics model of wave shape of orders con - wave and accumulation damage distribution on several boundary conditions, combining theory deducing, simulation analysis and experiment validation, deducing the relation among fatigue accumulation damage degree, damage speed and magnetic memory characteristic parameters

    動構件疲勞累積損傷與型有關,不同型引起的損傷速率不同,具有不同的磁記憶特徵。本文將理論推導、模擬分析和實證相結合,建立多種邊界條件下的各階波波形與累積損傷分佈的數學模型,推導疲勞累積損傷度、損傷速率與磁記憶特徵參量的關系,並利用模擬系統證和完善,實現利用磁記憶方法對這類累積損傷構件進行早期診斷的目的。
  17. Measurements and test methods for 32 khz quartz crystal units for wrist watches and standard values

    手錶用32khz石英器的測量和方法及標準值
  18. A 3kw single - phase half - bridge prototype circuit has been built with resonant frequency over 400 khz and excellent output performance

    完成了3kw單相半橋電路,其頻率高於400khz ,輸出效果很好。
  19. The effects are noticeable. the article has offered reliable foundation of theory for designing resonant intake manifold. it is certain how we apply computers to simulate intake process of multi - cylinder engine and realize the comparison quickly between many objects so as to optimize the resonant intake manifold for multi - cylinder engine and reduce the amount of working in experiments

    本文為設計進氣系統提供了可靠的理論依據,並對如何利用計算機來模擬多缸機的進氣過程,實現快速多方案的比較,從而優化多缸機的進氣系統,減少臺架工作量,具有一定的指導意義。
  20. General technical specification of test instruments used for power equipments part 6 : high voltage resonant test system

    電力設備專用測儀器通用技術條件.第6部分:高壓諧振試驗裝置
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