瞬態分析器 的英文怎麼說

中文拼音 [shùntàifēn]
瞬態分析器 英文
transient analyzer
  • : Ⅰ名詞(眼珠一動; 一眨眼) wink; twinkling Ⅱ動詞(眨眼) wink
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 瞬態 : transient; instantaneous condition; transient state
  1. Intermodulation suppression for fh ( frequency hopping ) receiver is designed by selecting the intermediate frequencies and changing group of filters, local oscillation ( lo ) frequency, bandwidth of lo frequency under the condition that receiver configuration, sensitivity, dynamic range, instantaneous bandwidth and precision of frequency measurement are fixed

    摘要針對跳頻接收機的體制和靈敏度、動范圍、時工作帶寬、測頻精度等設計參數,通過改變預選組成、本振頻率和本振帶寬,接收通道的中頻選取原則,以實現跳頻接收機的互調抑制設計。
  2. For micro - cavity semiconductor laser, station model is proposed in this paper and its steady - state and instantaneous characteristics when the coupling efficiency of spontaneous emission into a lasing mode is equal to 1 are analysised. for current noise, sp noise, noise, p noise, as well as current modulation, sp modulation, modulation and p modulation, using small - signal approximation, we derive the laser ' s corresponding transfer functions. and we calculate their signal - to - noise ratio ( snr ) gain in various parameters through frequency domain analysis in the premiss of large input snr

    本文對于微腔半導體激光,提出站模型,能夠較直觀簡潔地微腔半導體激光的穩特性,利用此模型對具有重要實用價值的= 1的微腔半導體激光進行了討論;對于電流i噪聲、自發發射壽命_ ( sp )噪聲、自發發射因子噪聲、光子壽命_ p噪聲,以及電流調制、 _ ( sp )調制、調制、 _ p調制,在小信號近似下,得到了相應的激光的傳遞函數;在大信噪比的前提下,對激光進行了頻域別計算了它們在不同參數下的信噪比增益,了其抗噪聲性能。
  3. Shielding schemes of computer vdu are suggested through transient electromagnetic scattering analysis. method of time - domain integral equations is used here. a new soft - tempest method is found to strengthen protection capability of electromagnetic information leakage

    用時域積方程法,通過電磁場推薦了計算機顯示的屏蔽方案,提出soft - tempest技術的新措施以加強信息電磁泄漏防護; 4
  4. The apparatus, with the specialities such as miniature, automation, flexibility, and individual - computer managing has become the developing trendof the testing equipment today. based on analysis of the characteristic and the system structure of the visual instrument, the paper has studied the design idea of it, put forward the exploiting methods of the visual instrument based on the object - oriented technique, exoatiated on the technique kernel of design the visual instrument under windows environment, designed a typical visual instrument " vis - 1 signal - analyzing and wave - displaying system ", which integrates multi - function instruments such as general oscillograph and ulf oscillograph real - time signal recorder wave and frequency - pedigree analysis instrument. the system has more excellent functions and characteristics than traditional instruments

    本文研究了虛擬儀系統的設計思想,在虛擬儀系統的特點及其體系結構的基礎上,提出了基於面向對象技術的虛擬儀系統開發方法;闡述了windows環境下實現虛擬儀的技術要點;實現了一個典型的虛擬儀系統「 vis ? 1信號示波系統」 ,該系統集普通示波、超低頻示波、存儲示波信號記錄儀、波形及頻譜儀等多種儀功能於一身,並具有許多傳統儀難以達到的優越功能和性能。
  5. Then after analyzing the heat conduction in laser diode array, we simply simulate the transient thermal behavior of high power laser diode array and build a two dimensional static model of temperature distribution of it by fem ( finite element method )

    接著激光陣列中熱的傳導,簡單的模擬工作工程中溫度的變化。然後通過有限元法,建立二維溫佈,得到穩工作時,大功率激光陣列中晶元和載體的溫度的空間佈。
  6. 3 ). the flow velocity and temperature change rapidly in hot plenum under the transient condition such as in the case of reactor scram condition. thermal stratification phenomena will be observed nearby the inlet of intermediate heat exchanger

    在事故停堆后的中,熱鈉池的流場和溫場變化劇烈,並在中間熱交換的入口附近形成穩定的熱層。
  7. The topologies family include single four - quadrant power switch mode, push - pull mode, half - bridge mode, and full - bridge mode circuits. taking full - bridge mode circuit as an example, the operational mode, steady principles, transient voltage feedback control strategy of the converter are investigated. the output characteristic curve, the design for the key circuit parameters and the reference sinusoidal circuit which is synchronous with the signal of n or 1 / n times line voltage frequency are given

    該電路拓撲族包括單四象限功率開關式、推挽式、半橋式、全橋式電路,以全橋式電路為例研究了這類換工作模式、穩原理與電壓時值反饋控制策略,給出了變換的外特性曲線、關鍵電路參數、與電網電壓n倍頻或n頻信號同步的基準正弦電路的設計。
  8. Transient flow model solution of reverse jet pulse cleaning system in high temperature ceramic filter

    高溫陶瓷過濾反向脈沖過程過濾管流場
  9. Firstly, a finite element approach combining the temperature parametric method with real fictitious elements scheme was proposed for simulating the winding tension process ; secondly, in accordance with the cure kinetic and heat transfer theory, a corresponding finite element method was employed to calculate the distributions of temperature, cure degree and thermal stress fields during the cure process

    根據固化反應動力學理論和熱傳導理論,對具有金屬內襯的復合材料纖維纏繞壓力容在固化工藝過程中溫度、固化度和熱應力場佈及其變化規律進行了數值
  10. For getting temperature of transient thermal - radiation, lodging the method of measuring the temperature of the time - resolved thermal - radiation with least duple multiply theory, and measuring the temperature of wu lamp with this method, the results showed that the method have best properties for measuring temperature, and measuring the temperature of time - resolved spectrum of matter under pulse laser shocking with this method, getting the primary results

    為了解熱輻射溫度,提出用最小二乘法對由多道採集的時間辨熱輻射譜進行全譜溫度擬合的方法,在以鎢帶燈為輻射源的溫度測量中實現了較高精度的溫度擬合,用此方法對激光沖擊靶材所產生熱輻射的時間辨譜溫度進行測量,得到了初步結果。
  11. On the basis of the predecessors ? experiment, the author set up the experimental apparatus of transient boiling using the surface thermocouple and thin - film thermocouple as sensors

    作者在綜合前人的實驗工作的基礎上,建立了以表面熱電偶、薄膜熱電偶為傳感沸騰實驗臺。
  12. Based on the investigation with several voltage control methods, such as venturini method, instantaneous double - voltage synthesis method and space vector modulation method ( svm ), three new control strategies are put forward. firstly, a time - varying modulation coefficient svm method is proposed to improve mc ' s anti - disturbance performance under the asymmetry input voltage. secondly, a 5 - state switching strategy is presented for mc controlled by the svm method, which reduces the commutation number and switching losses remarkably

    了venturini控製法、時雙電壓法、空間矢量法等電壓控制方法的基礎上,提出了在非對稱輸入條件下矩陣變換空間矢量法的時變調制比改進控制策略,提高了變換的抗干擾性能;對空間矢量法的開關策略進行了研究,提出了新型5狀開關策略,在保證其他性能不受影響的條件下,減少了變換的換流次數和開關損耗;提出了一種矩陣變換單電壓合成的新方法,它不僅使得變換的控制簡單,計算量減少,而且使得開關損耗達到最少。
  13. The following algorithms have been proposed and tested in the thesis : 1 frequency selective fading : combine the isomorphism between the input space and the output space and propose a new approach to blind equalization of the channel. compared with conventional methods, the new approach offers lower computational complexity, better performance, and more robust against the over - determination of the system order ; 2 time selective fading : a new approach to the equalization of time selective channel based on the zero - forced equalizer is proposed which is more simple in its structure of algorithm ; 3 time - varying channel : using the instantaneous mean value changes of the output signal to extract the information of channel variations and model it using ar model, kalman filter is then employed to track channel variations, it bears faster ability in tracking the variation of tv channels ; based on the isomorphism between the inputs and the outputs and some of the approaches using in mimo system, a new algorithm of equalization of simo time - varying channel is proposed, which also share the merits of being robust against the over - determination of the system order ; model the time - varying channel using the multi - resolution decomposition wavelets, and then a blind identification method based " on the model is proposed ; at last, a new model for equalization and identification of mimo system is proposed

    主要工作在以下幾個方面: 1 、針對頻率選擇性衰落通道:結合輸入輸出空間同構關系提出一種新的頻率選擇性通道均衡方法,與傳統方法相比,該方法計算量更小,收斂速度更快,性能更優,且對系統階次的過確定表現穩健,具有實際均衡應用價值; 2 、針對時間選擇性衰落通道:提出一種基於迫零均衡的時間選擇性通道均衡方法,演算法結構簡單; 3 、針對時變色散通道:利用均值曲線提取通道時變信息,對之ar建模,利用卡爾曼濾波跟蹤時變通道抽頭變化,可以快速跟蹤通道變化;基於輸入輸出空間之間的同構關系以及多輸入多輸出系統的處理方法,提出了新的單輸入多輸出色散時變通道均衡與識別演算法,同樣具有對通道階次過確定保持穩健的優點;結合小波多解提出一種基於小波模型的通道盲識別演算法;研究時變的多輸入多輸出系統的盲均衡與盲反卷積問題,給出一種時變系統處理模型。
  14. The key technology of measuring time - resolved spectrum is to design and make the special light beam modulator that is used to the time - resolved spectrum detecting

    時間辨譜測量方法的關鍵技術:設計和研製了專用於時間辨譜採集的光束調制
  15. That test part of the software is primarily used to complete the test of some parameters, such as time base, time - expand, time interval, voltage interval, vertical, stable state, transient state and scanning linearity. the result of the test needs to be analyzed and judged. clear user interface and timely warnings for mistakes of testing process inside because of the user ' s fault operating make whole test process more easier than it did on a time

    該軟體的測試部主要用於完成對示波掃描時間系數、擴展掃描時間系數、 t時間測量、 v電壓測量、垂直偏轉系數、頻帶寬度、校準信號、脈沖響應、掃描線性誤差時等參數的測試檢定任務,並對測試結果進行及時的和判斷,由於界面清晰,而且對測試過程中由於用戶的誤操作都有及時的錯誤提示,使得整個測試過程簡單易行,對于用戶來講掌握起來也更為方便些。
  16. " second, jhe failure process of lpg vessel usually includes two phasest the crack formation and the crack propagation. after the temperatat field distribution and the iil. stress field distribution of lpg vessel without cracks are calculated, the stress intensity factor of lpg vessel with initial radial crack as well as surface crack are calculated and analyzed

    其次,液化氣容的失效過程通常為裂紋形成和裂紋擴展兩個階段,本文在對無裂紋液化氣容溫度場和應力場進行了計算后,對含有初始表面裂紋的液化氣容應力強度因子進行了計算和
  17. Firstly, begin with building a mathematical model of relay ' s load, or a single - phase asynchronous motor, we analyze the transient process of the spam when it starts and stops by means of qualitative and quantitative methods

    首先從繼電的負載?單相異步電動機的數學模型的建立入手,別從定性和定量兩個角度對單相異步電動機的起動和停止時的過程進行
  18. All collected data is transmitted to portable computer through parallel port by epp protocol, so diesel working status can be test in field and diesel ' s fault can be diagnosed without disassembly

    該儀只有兩種傳感,採用基於單片機的數據採集箱高速採集柴油機時轉速和油管壓力信號,使用便攜式電腦通過并行介面以epp協議進行數據採集控制和,以實現對柴油機工作狀的現場檢測與不解體故障診斷。
  19. Large signal model of gaas mesfet is built and, in the light of advanced pspice circuit simulation programme, the circuit transient and dc operation analyse and speed performances are calculated. and also, the inserted loss and isolation are optimized by microwave circuit software touchstn of eesof company

    同時,建立了gaasmesfet件大信號模型,用先進的pspice電路模擬程序對所設計的電路進行和直流工作點,計算電路的速度性能;用eesof公司的touchstn微波電路設計軟體,進行開關的插入損耗和隔離度的優化設計。
  20. The data during launching weapon is analyzed transiently. this paper also adopt effective methods of the weighted average and the arithmetic means to the processing of the sampling data. at last, the measurement result illustrates the effectiveness of the method

    加權系數反映了各通道的靈敏度,對武發射時沖擊進行了,對測量數據進行加權平均和算術平均處理,方法行之有效,最後給出測量結果。
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